diff --git a/feline/nginx/nginx.go b/feline/nginx/nginx.go index 43b840a..bb1a91f 100644 --- a/feline/nginx/nginx.go +++ b/feline/nginx/nginx.go @@ -10,7 +10,7 @@ import ( "sync" "text/template" - "github.com/coreos/go-systemd/dbus" + "github.com/coreos/go-systemd/v22/dbus" "github.com/hjr265/loadcat/cfg" "github.com/hjr265/loadcat/data" diff --git a/go.mod b/go.mod index d4c80b8..898cbda 100644 --- a/go.mod +++ b/go.mod @@ -4,7 +4,8 @@ go 1.16 require ( github.com/boltdb/bolt v1.3.1 - github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf + github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf // indirect + github.com/coreos/go-systemd/v22 v22.3.2 github.com/godbus/dbus v4.1.0+incompatible // indirect github.com/gorilla/mux v1.8.0 github.com/gorilla/schema v1.2.0 diff --git a/go.sum b/go.sum index aff6311..b9b8435 100644 --- a/go.sum +++ b/go.sum @@ -2,8 +2,12 @@ github.com/boltdb/bolt v1.3.1 h1:JQmyP4ZBrce+ZQu0dY660FMfatumYDLun9hBCUVIkF4= github.com/boltdb/bolt v1.3.1/go.mod h1:clJnj/oiGkjum5o1McbSZDSLxVThjynRyGBgiAx27Ps= github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf h1:iW4rZ826su+pqaw19uhpSCzhj44qo35pNgKFGqzDKkU= github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4= +github.com/coreos/go-systemd/v22 v22.3.2 h1:D9/bQk5vlXQFZ6Kwuu6zaiXJ9oTPe68++AzAJc1DzSI= +github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc= github.com/godbus/dbus v4.1.0+incompatible h1:WqqLRTsQic3apZUK9qC5sGNfXthmPXzUZ7nQPrNITa4= github.com/godbus/dbus v4.1.0+incompatible/go.mod h1:/YcGZj5zSblfDWMMoOzV4fas9FZnQYTkDnsGvmh2Grw= +github.com/godbus/dbus/v5 v5.0.4 h1:9349emZab16e7zQvpmsbtjc18ykshndd8y2PG3sgJbA= +github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA= github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI= github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So= github.com/gorilla/schema v1.2.0 h1:YufUaxZYCKGFuAq3c96BOhjgd5nmXiOY9NGzF247Tsc= diff --git a/vendor/github.com/coreos/go-systemd/dbus/methods.go b/vendor/github.com/coreos/go-systemd/dbus/methods.go deleted file mode 100644 index 5859583..0000000 --- a/vendor/github.com/coreos/go-systemd/dbus/methods.go +++ /dev/null @@ -1,600 +0,0 @@ -// Copyright 2015, 2018 CoreOS, Inc. -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. - -package dbus - -import ( - "errors" - "fmt" - "path" - "strconv" - - "github.com/godbus/dbus" -) - -func (c *Conn) jobComplete(signal *dbus.Signal) { - var id uint32 - var job dbus.ObjectPath - var unit string - var result string - dbus.Store(signal.Body, &id, &job, &unit, &result) - c.jobListener.Lock() - out, ok := c.jobListener.jobs[job] - if ok { - out <- result - delete(c.jobListener.jobs, job) - } - c.jobListener.Unlock() -} - -func (c *Conn) startJob(ch chan<- string, job string, args ...interface{}) (int, error) { - if ch != nil { - c.jobListener.Lock() - defer c.jobListener.Unlock() - } - - var p dbus.ObjectPath - err := c.sysobj.Call(job, 0, args...).Store(&p) - if err != nil { - return 0, err - } - - if ch != nil { - c.jobListener.jobs[p] = ch - } - - // ignore error since 0 is fine if conversion fails - jobID, _ := strconv.Atoi(path.Base(string(p))) - - return jobID, nil -} - -// StartUnit enqueues a start job and depending jobs, if any (unless otherwise -// specified by the mode string). -// -// Takes the unit to activate, plus a mode string. The mode needs to be one of -// replace, fail, isolate, ignore-dependencies, ignore-requirements. If -// "replace" the call will start the unit and its dependencies, possibly -// replacing already queued jobs that conflict with this. If "fail" the call -// will start the unit and its dependencies, but will fail if this would change -// an already queued job. If "isolate" the call will start the unit in question -// and terminate all units that aren't dependencies of it. If -// "ignore-dependencies" it will start a unit but ignore all its dependencies. -// If "ignore-requirements" it will start a unit but only ignore the -// requirement dependencies. It is not recommended to make use of the latter -// two options. -// -// If the provided channel is non-nil, a result string will be sent to it upon -// job completion: one of done, canceled, timeout, failed, dependency, skipped. -// done indicates successful execution of a job. canceled indicates that a job -// has been canceled before it finished execution. timeout indicates that the -// job timeout was reached. failed indicates that the job failed. dependency -// indicates that a job this job has been depending on failed and the job hence -// has been removed too. skipped indicates that a job was skipped because it -// didn't apply to the units current state. -// -// If no error occurs, the ID of the underlying systemd job will be returned. There -// does exist the possibility for no error to be returned, but for the returned job -// ID to be 0. In this case, the actual underlying ID is not 0 and this datapoint -// should not be considered authoritative. -// -// If an error does occur, it will be returned to the user alongside a job ID of 0. -func (c *Conn) StartUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.StartUnit", name, mode) -} - -// StopUnit is similar to StartUnit but stops the specified unit rather -// than starting it. -func (c *Conn) StopUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.StopUnit", name, mode) -} - -// ReloadUnit reloads a unit. Reloading is done only if the unit is already running and fails otherwise. -func (c *Conn) ReloadUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.ReloadUnit", name, mode) -} - -// RestartUnit restarts a service. If a service is restarted that isn't -// running it will be started. -func (c *Conn) RestartUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.RestartUnit", name, mode) -} - -// TryRestartUnit is like RestartUnit, except that a service that isn't running -// is not affected by the restart. -func (c *Conn) TryRestartUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.TryRestartUnit", name, mode) -} - -// ReloadOrRestartUnit attempts a reload if the unit supports it and use a restart -// otherwise. -func (c *Conn) ReloadOrRestartUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.ReloadOrRestartUnit", name, mode) -} - -// ReloadOrTryRestartUnit attempts a reload if the unit supports it and use a "Try" -// flavored restart otherwise. -func (c *Conn) ReloadOrTryRestartUnit(name string, mode string, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.ReloadOrTryRestartUnit", name, mode) -} - -// StartTransientUnit() may be used to create and start a transient unit, which -// will be released as soon as it is not running or referenced anymore or the -// system is rebooted. name is the unit name including suffix, and must be -// unique. mode is the same as in StartUnit(), properties contains properties -// of the unit. -func (c *Conn) StartTransientUnit(name string, mode string, properties []Property, ch chan<- string) (int, error) { - return c.startJob(ch, "org.freedesktop.systemd1.Manager.StartTransientUnit", name, mode, properties, make([]PropertyCollection, 0)) -} - -// KillUnit takes the unit name and a UNIX signal number to send. All of the unit's -// processes are killed. -func (c *Conn) KillUnit(name string, signal int32) { - c.sysobj.Call("org.freedesktop.systemd1.Manager.KillUnit", 0, name, "all", signal).Store() -} - -// ResetFailedUnit resets the "failed" state of a specific unit. -func (c *Conn) ResetFailedUnit(name string) error { - return c.sysobj.Call("org.freedesktop.systemd1.Manager.ResetFailedUnit", 0, name).Store() -} - -// SystemState returns the systemd state. Equivalent to `systemctl is-system-running`. -func (c *Conn) SystemState() (*Property, error) { - var err error - var prop dbus.Variant - - obj := c.sysconn.Object("org.freedesktop.systemd1", "/org/freedesktop/systemd1") - err = obj.Call("org.freedesktop.DBus.Properties.Get", 0, "org.freedesktop.systemd1.Manager", "SystemState").Store(&prop) - if err != nil { - return nil, err - } - - return &Property{Name: "SystemState", Value: prop}, nil -} - -// getProperties takes the unit path and returns all of its dbus object properties, for the given dbus interface -func (c *Conn) getProperties(path dbus.ObjectPath, dbusInterface string) (map[string]interface{}, error) { - var err error - var props map[string]dbus.Variant - - if !path.IsValid() { - return nil, fmt.Errorf("invalid unit name: %v", path) - } - - obj := c.sysconn.Object("org.freedesktop.systemd1", path) - err = obj.Call("org.freedesktop.DBus.Properties.GetAll", 0, dbusInterface).Store(&props) - if err != nil { - return nil, err - } - - out := make(map[string]interface{}, len(props)) - for k, v := range props { - out[k] = v.Value() - } - - return out, nil -} - -// GetUnitProperties takes the (unescaped) unit name and returns all of its dbus object properties. -func (c *Conn) GetUnitProperties(unit string) (map[string]interface{}, error) { - path := unitPath(unit) - return c.getProperties(path, "org.freedesktop.systemd1.Unit") -} - -// GetUnitPathProperties takes the (escaped) unit path and returns all of its dbus object properties. -func (c *Conn) GetUnitPathProperties(path dbus.ObjectPath) (map[string]interface{}, error) { - return c.getProperties(path, "org.freedesktop.systemd1.Unit") -} - -// GetAllProperties takes the (unescaped) unit name and returns all of its dbus object properties. -func (c *Conn) GetAllProperties(unit string) (map[string]interface{}, error) { - path := unitPath(unit) - return c.getProperties(path, "") -} - -func (c *Conn) getProperty(unit string, dbusInterface string, propertyName string) (*Property, error) { - var err error - var prop dbus.Variant - - path := unitPath(unit) - if !path.IsValid() { - return nil, errors.New("invalid unit name: " + unit) - } - - obj := c.sysconn.Object("org.freedesktop.systemd1", path) - err = obj.Call("org.freedesktop.DBus.Properties.Get", 0, dbusInterface, propertyName).Store(&prop) - if err != nil { - return nil, err - } - - return &Property{Name: propertyName, Value: prop}, nil -} - -func (c *Conn) GetUnitProperty(unit string, propertyName string) (*Property, error) { - return c.getProperty(unit, "org.freedesktop.systemd1.Unit", propertyName) -} - -// GetServiceProperty returns property for given service name and property name -func (c *Conn) GetServiceProperty(service string, propertyName string) (*Property, error) { - return c.getProperty(service, "org.freedesktop.systemd1.Service", propertyName) -} - -// GetUnitTypeProperties returns the extra properties for a unit, specific to the unit type. -// Valid values for unitType: Service, Socket, Target, Device, Mount, Automount, Snapshot, Timer, Swap, Path, Slice, Scope -// return "dbus.Error: Unknown interface" if the unitType is not the correct type of the unit -func (c *Conn) GetUnitTypeProperties(unit string, unitType string) (map[string]interface{}, error) { - path := unitPath(unit) - return c.getProperties(path, "org.freedesktop.systemd1."+unitType) -} - -// SetUnitProperties() may be used to modify certain unit properties at runtime. -// Not all properties may be changed at runtime, but many resource management -// settings (primarily those in systemd.cgroup(5)) may. The changes are applied -// instantly, and stored on disk for future boots, unless runtime is true, in which -// case the settings only apply until the next reboot. name is the name of the unit -// to modify. properties are the settings to set, encoded as an array of property -// name and value pairs. -func (c *Conn) SetUnitProperties(name string, runtime bool, properties ...Property) error { - return c.sysobj.Call("org.freedesktop.systemd1.Manager.SetUnitProperties", 0, name, runtime, properties).Store() -} - -func (c *Conn) GetUnitTypeProperty(unit string, unitType string, propertyName string) (*Property, error) { - return c.getProperty(unit, "org.freedesktop.systemd1."+unitType, propertyName) -} - -type UnitStatus struct { - Name string // The primary unit name as string - Description string // The human readable description string - LoadState string // The load state (i.e. whether the unit file has been loaded successfully) - ActiveState string // The active state (i.e. whether the unit is currently started or not) - SubState string // The sub state (a more fine-grained version of the active state that is specific to the unit type, which the active state is not) - Followed string // A unit that is being followed in its state by this unit, if there is any, otherwise the empty string. - Path dbus.ObjectPath // The unit object path - JobId uint32 // If there is a job queued for the job unit the numeric job id, 0 otherwise - JobType string // The job type as string - JobPath dbus.ObjectPath // The job object path -} - -type storeFunc func(retvalues ...interface{}) error - -func (c *Conn) listUnitsInternal(f storeFunc) ([]UnitStatus, error) { - result := make([][]interface{}, 0) - err := f(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - status := make([]UnitStatus, len(result)) - statusInterface := make([]interface{}, len(status)) - for i := range status { - statusInterface[i] = &status[i] - } - - err = dbus.Store(resultInterface, statusInterface...) - if err != nil { - return nil, err - } - - return status, nil -} - -// ListUnits returns an array with all currently loaded units. Note that -// units may be known by multiple names at the same time, and hence there might -// be more unit names loaded than actual units behind them. -// Also note that a unit is only loaded if it is active and/or enabled. -// Units that are both disabled and inactive will thus not be returned. -func (c *Conn) ListUnits() ([]UnitStatus, error) { - return c.listUnitsInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnits", 0).Store) -} - -// ListUnitsFiltered returns an array with units filtered by state. -// It takes a list of units' statuses to filter. -func (c *Conn) ListUnitsFiltered(states []string) ([]UnitStatus, error) { - return c.listUnitsInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnitsFiltered", 0, states).Store) -} - -// ListUnitsByPatterns returns an array with units. -// It takes a list of units' statuses and names to filter. -// Note that units may be known by multiple names at the same time, -// and hence there might be more unit names loaded than actual units behind them. -func (c *Conn) ListUnitsByPatterns(states []string, patterns []string) ([]UnitStatus, error) { - return c.listUnitsInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnitsByPatterns", 0, states, patterns).Store) -} - -// ListUnitsByNames returns an array with units. It takes a list of units' -// names and returns an UnitStatus array. Comparing to ListUnitsByPatterns -// method, this method returns statuses even for inactive or non-existing -// units. Input array should contain exact unit names, but not patterns. -// Note: Requires systemd v230 or higher -func (c *Conn) ListUnitsByNames(units []string) ([]UnitStatus, error) { - return c.listUnitsInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnitsByNames", 0, units).Store) -} - -type UnitFile struct { - Path string - Type string -} - -func (c *Conn) listUnitFilesInternal(f storeFunc) ([]UnitFile, error) { - result := make([][]interface{}, 0) - err := f(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - files := make([]UnitFile, len(result)) - fileInterface := make([]interface{}, len(files)) - for i := range files { - fileInterface[i] = &files[i] - } - - err = dbus.Store(resultInterface, fileInterface...) - if err != nil { - return nil, err - } - - return files, nil -} - -// ListUnitFiles returns an array of all available units on disk. -func (c *Conn) ListUnitFiles() ([]UnitFile, error) { - return c.listUnitFilesInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnitFiles", 0).Store) -} - -// ListUnitFilesByPatterns returns an array of all available units on disk matched the patterns. -func (c *Conn) ListUnitFilesByPatterns(states []string, patterns []string) ([]UnitFile, error) { - return c.listUnitFilesInternal(c.sysobj.Call("org.freedesktop.systemd1.Manager.ListUnitFilesByPatterns", 0, states, patterns).Store) -} - -type LinkUnitFileChange EnableUnitFileChange - -// LinkUnitFiles() links unit files (that are located outside of the -// usual unit search paths) into the unit search path. -// -// It takes a list of absolute paths to unit files to link and two -// booleans. The first boolean controls whether the unit shall be -// enabled for runtime only (true, /run), or persistently (false, -// /etc). -// The second controls whether symlinks pointing to other units shall -// be replaced if necessary. -// -// This call returns a list of the changes made. The list consists of -// structures with three strings: the type of the change (one of symlink -// or unlink), the file name of the symlink and the destination of the -// symlink. -func (c *Conn) LinkUnitFiles(files []string, runtime bool, force bool) ([]LinkUnitFileChange, error) { - result := make([][]interface{}, 0) - err := c.sysobj.Call("org.freedesktop.systemd1.Manager.LinkUnitFiles", 0, files, runtime, force).Store(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - changes := make([]LinkUnitFileChange, len(result)) - changesInterface := make([]interface{}, len(changes)) - for i := range changes { - changesInterface[i] = &changes[i] - } - - err = dbus.Store(resultInterface, changesInterface...) - if err != nil { - return nil, err - } - - return changes, nil -} - -// EnableUnitFiles() may be used to enable one or more units in the system (by -// creating symlinks to them in /etc or /run). -// -// It takes a list of unit files to enable (either just file names or full -// absolute paths if the unit files are residing outside the usual unit -// search paths), and two booleans: the first controls whether the unit shall -// be enabled for runtime only (true, /run), or persistently (false, /etc). -// The second one controls whether symlinks pointing to other units shall -// be replaced if necessary. -// -// This call returns one boolean and an array with the changes made. The -// boolean signals whether the unit files contained any enablement -// information (i.e. an [Install]) section. The changes list consists of -// structures with three strings: the type of the change (one of symlink -// or unlink), the file name of the symlink and the destination of the -// symlink. -func (c *Conn) EnableUnitFiles(files []string, runtime bool, force bool) (bool, []EnableUnitFileChange, error) { - var carries_install_info bool - - result := make([][]interface{}, 0) - err := c.sysobj.Call("org.freedesktop.systemd1.Manager.EnableUnitFiles", 0, files, runtime, force).Store(&carries_install_info, &result) - if err != nil { - return false, nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - changes := make([]EnableUnitFileChange, len(result)) - changesInterface := make([]interface{}, len(changes)) - for i := range changes { - changesInterface[i] = &changes[i] - } - - err = dbus.Store(resultInterface, changesInterface...) - if err != nil { - return false, nil, err - } - - return carries_install_info, changes, nil -} - -type EnableUnitFileChange struct { - Type string // Type of the change (one of symlink or unlink) - Filename string // File name of the symlink - Destination string // Destination of the symlink -} - -// DisableUnitFiles() may be used to disable one or more units in the system (by -// removing symlinks to them from /etc or /run). -// -// It takes a list of unit files to disable (either just file names or full -// absolute paths if the unit files are residing outside the usual unit -// search paths), and one boolean: whether the unit was enabled for runtime -// only (true, /run), or persistently (false, /etc). -// -// This call returns an array with the changes made. The changes list -// consists of structures with three strings: the type of the change (one of -// symlink or unlink), the file name of the symlink and the destination of the -// symlink. -func (c *Conn) DisableUnitFiles(files []string, runtime bool) ([]DisableUnitFileChange, error) { - result := make([][]interface{}, 0) - err := c.sysobj.Call("org.freedesktop.systemd1.Manager.DisableUnitFiles", 0, files, runtime).Store(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - changes := make([]DisableUnitFileChange, len(result)) - changesInterface := make([]interface{}, len(changes)) - for i := range changes { - changesInterface[i] = &changes[i] - } - - err = dbus.Store(resultInterface, changesInterface...) - if err != nil { - return nil, err - } - - return changes, nil -} - -type DisableUnitFileChange struct { - Type string // Type of the change (one of symlink or unlink) - Filename string // File name of the symlink - Destination string // Destination of the symlink -} - -// MaskUnitFiles masks one or more units in the system -// -// It takes three arguments: -// * list of units to mask (either just file names or full -// absolute paths if the unit files are residing outside -// the usual unit search paths) -// * runtime to specify whether the unit was enabled for runtime -// only (true, /run/systemd/..), or persistently (false, /etc/systemd/..) -// * force flag -func (c *Conn) MaskUnitFiles(files []string, runtime bool, force bool) ([]MaskUnitFileChange, error) { - result := make([][]interface{}, 0) - err := c.sysobj.Call("org.freedesktop.systemd1.Manager.MaskUnitFiles", 0, files, runtime, force).Store(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - changes := make([]MaskUnitFileChange, len(result)) - changesInterface := make([]interface{}, len(changes)) - for i := range changes { - changesInterface[i] = &changes[i] - } - - err = dbus.Store(resultInterface, changesInterface...) - if err != nil { - return nil, err - } - - return changes, nil -} - -type MaskUnitFileChange struct { - Type string // Type of the change (one of symlink or unlink) - Filename string // File name of the symlink - Destination string // Destination of the symlink -} - -// UnmaskUnitFiles unmasks one or more units in the system -// -// It takes two arguments: -// * list of unit files to mask (either just file names or full -// absolute paths if the unit files are residing outside -// the usual unit search paths) -// * runtime to specify whether the unit was enabled for runtime -// only (true, /run/systemd/..), or persistently (false, /etc/systemd/..) -func (c *Conn) UnmaskUnitFiles(files []string, runtime bool) ([]UnmaskUnitFileChange, error) { - result := make([][]interface{}, 0) - err := c.sysobj.Call("org.freedesktop.systemd1.Manager.UnmaskUnitFiles", 0, files, runtime).Store(&result) - if err != nil { - return nil, err - } - - resultInterface := make([]interface{}, len(result)) - for i := range result { - resultInterface[i] = result[i] - } - - changes := make([]UnmaskUnitFileChange, len(result)) - changesInterface := make([]interface{}, len(changes)) - for i := range changes { - changesInterface[i] = &changes[i] - } - - err = dbus.Store(resultInterface, changesInterface...) - if err != nil { - return nil, err - } - - return changes, nil -} - -type UnmaskUnitFileChange struct { - Type string // Type of the change (one of symlink or unlink) - Filename string // File name of the symlink - Destination string // Destination of the symlink -} - -// Reload instructs systemd to scan for and reload unit files. This is -// equivalent to a 'systemctl daemon-reload'. -func (c *Conn) Reload() error { - return c.sysobj.Call("org.freedesktop.systemd1.Manager.Reload", 0).Store() -} - -func unitPath(name string) dbus.ObjectPath { - return dbus.ObjectPath("/org/freedesktop/systemd1/unit/" + PathBusEscape(name)) -} - -// unitName returns the unescaped base element of the supplied escaped path -func unitName(dpath dbus.ObjectPath) string { - return pathBusUnescape(path.Base(string(dpath))) -} diff --git a/vendor/github.com/coreos/go-systemd/LICENSE b/vendor/github.com/coreos/go-systemd/v22/LICENSE similarity index 100% rename from vendor/github.com/coreos/go-systemd/LICENSE rename to vendor/github.com/coreos/go-systemd/v22/LICENSE diff --git a/vendor/github.com/coreos/go-systemd/NOTICE b/vendor/github.com/coreos/go-systemd/v22/NOTICE similarity index 100% rename from vendor/github.com/coreos/go-systemd/NOTICE rename to vendor/github.com/coreos/go-systemd/v22/NOTICE diff --git a/vendor/github.com/coreos/go-systemd/dbus/dbus.go b/vendor/github.com/coreos/go-systemd/v22/dbus/dbus.go similarity index 74% rename from vendor/github.com/coreos/go-systemd/dbus/dbus.go rename to vendor/github.com/coreos/go-systemd/v22/dbus/dbus.go index f652582..cff5af1 100644 --- a/vendor/github.com/coreos/go-systemd/dbus/dbus.go +++ b/vendor/github.com/coreos/go-systemd/v22/dbus/dbus.go @@ -16,6 +16,7 @@ package dbus import ( + "context" "encoding/hex" "fmt" "os" @@ -23,7 +24,7 @@ import ( "strings" "sync" - "github.com/godbus/dbus" + "github.com/godbus/dbus/v5" ) const ( @@ -110,46 +111,66 @@ type Conn struct { } } -// New establishes a connection to any available bus and authenticates. -// Callers should call Close() when done with the connection. +// Deprecated: use NewWithContext instead. func New() (*Conn, error) { - conn, err := NewSystemConnection() + return NewWithContext(context.Background()) +} + +// NewWithContext establishes a connection to any available bus and authenticates. +// Callers should call Close() when done with the connection. +func NewWithContext(ctx context.Context) (*Conn, error) { + conn, err := NewSystemConnectionContext(ctx) if err != nil && os.Geteuid() == 0 { - return NewSystemdConnection() + return NewSystemdConnectionContext(ctx) } return conn, err } -// NewSystemConnection establishes a connection to the system bus and authenticates. -// Callers should call Close() when done with the connection +// Deprecated: use NewSystemConnectionContext instead. func NewSystemConnection() (*Conn, error) { + return NewSystemConnectionContext(context.Background()) +} + +// NewSystemConnectionContext establishes a connection to the system bus and authenticates. +// Callers should call Close() when done with the connection. +func NewSystemConnectionContext(ctx context.Context) (*Conn, error) { return NewConnection(func() (*dbus.Conn, error) { - return dbusAuthHelloConnection(dbus.SystemBusPrivate) + return dbusAuthHelloConnection(ctx, dbus.SystemBusPrivate) }) } -// NewUserConnection establishes a connection to the session bus and +// Deprecated: use NewUserConnectionContext instead. +func NewUserConnection() (*Conn, error) { + return NewUserConnectionContext(context.Background()) +} + +// NewUserConnectionContext establishes a connection to the session bus and // authenticates. This can be used to connect to systemd user instances. // Callers should call Close() when done with the connection. -func NewUserConnection() (*Conn, error) { +func NewUserConnectionContext(ctx context.Context) (*Conn, error) { return NewConnection(func() (*dbus.Conn, error) { - return dbusAuthHelloConnection(dbus.SessionBusPrivate) + return dbusAuthHelloConnection(ctx, dbus.SessionBusPrivate) }) } -// NewSystemdConnection establishes a private, direct connection to systemd. +// Deprecated: use NewSystemdConnectionContext instead. +func NewSystemdConnection() (*Conn, error) { + return NewSystemdConnectionContext(context.Background()) +} + +// NewSystemdConnectionContext establishes a private, direct connection to systemd. // This can be used for communicating with systemd without a dbus daemon. // Callers should call Close() when done with the connection. -func NewSystemdConnection() (*Conn, error) { +func NewSystemdConnectionContext(ctx context.Context) (*Conn, error) { return NewConnection(func() (*dbus.Conn, error) { // We skip Hello when talking directly to systemd. - return dbusAuthConnection(func(opts ...dbus.ConnOption) (*dbus.Conn, error) { - return dbus.Dial("unix:path=/run/systemd/private") + return dbusAuthConnection(ctx, func(opts ...dbus.ConnOption) (*dbus.Conn, error) { + return dbus.Dial("unix:path=/run/systemd/private", opts...) }) }) } -// Close closes an established connection +// Close closes an established connection. func (c *Conn) Close() { c.sysconn.Close() c.sigconn.Close() @@ -192,7 +213,7 @@ func NewConnection(dialBus func() (*dbus.Conn, error)) (*Conn, error) { // GetManagerProperty returns the value of a property on the org.freedesktop.systemd1.Manager // interface. The value is returned in its string representation, as defined at -// https://developer.gnome.org/glib/unstable/gvariant-text.html +// https://developer.gnome.org/glib/unstable/gvariant-text.html. func (c *Conn) GetManagerProperty(prop string) (string, error) { variant, err := c.sysobj.GetProperty("org.freedesktop.systemd1.Manager." + prop) if err != nil { @@ -201,8 +222,8 @@ func (c *Conn) GetManagerProperty(prop string) (string, error) { return variant.String(), nil } -func dbusAuthConnection(createBus func(opts ...dbus.ConnOption) (*dbus.Conn, error)) (*dbus.Conn, error) { - conn, err := createBus() +func dbusAuthConnection(ctx context.Context, createBus func(opts ...dbus.ConnOption) (*dbus.Conn, error)) (*dbus.Conn, error) { + conn, err := createBus(dbus.WithContext(ctx)) if err != nil { return nil, err } @@ -221,8 +242,8 @@ func dbusAuthConnection(createBus func(opts ...dbus.ConnOption) (*dbus.Conn, err return conn, nil } -func dbusAuthHelloConnection(createBus func(opts ...dbus.ConnOption) (*dbus.Conn, error)) (*dbus.Conn, error) { - conn, err := dbusAuthConnection(createBus) +func dbusAuthHelloConnection(ctx context.Context, createBus func(opts ...dbus.ConnOption) (*dbus.Conn, error)) (*dbus.Conn, error) { + conn, err := dbusAuthConnection(ctx, createBus) if err != nil { return nil, err } diff --git a/vendor/github.com/coreos/go-systemd/v22/dbus/methods.go b/vendor/github.com/coreos/go-systemd/v22/dbus/methods.go new file mode 100644 index 0000000..fa04afc --- /dev/null +++ b/vendor/github.com/coreos/go-systemd/v22/dbus/methods.go @@ -0,0 +1,830 @@ +// Copyright 2015, 2018 CoreOS, Inc. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package dbus + +import ( + "context" + "errors" + "fmt" + "path" + "strconv" + + "github.com/godbus/dbus/v5" +) + +// Who can be used to specify which process to kill in the unit via the KillUnitWithTarget API +type Who string + +const ( + // All sends the signal to all processes in the unit + All Who = "all" + // Main sends the signal to the main process of the unit + Main Who = "main" + // Control sends the signal to the control process of the unit + Control Who = "control" +) + +func (c *Conn) jobComplete(signal *dbus.Signal) { + var id uint32 + var job dbus.ObjectPath + var unit string + var result string + dbus.Store(signal.Body, &id, &job, &unit, &result) + c.jobListener.Lock() + out, ok := c.jobListener.jobs[job] + if ok { + out <- result + delete(c.jobListener.jobs, job) + } + c.jobListener.Unlock() +} + +func (c *Conn) startJob(ctx context.Context, ch chan<- string, job string, args ...interface{}) (int, error) { + if ch != nil { + c.jobListener.Lock() + defer c.jobListener.Unlock() + } + + var p dbus.ObjectPath + err := c.sysobj.CallWithContext(ctx, job, 0, args...).Store(&p) + if err != nil { + return 0, err + } + + if ch != nil { + c.jobListener.jobs[p] = ch + } + + // ignore error since 0 is fine if conversion fails + jobID, _ := strconv.Atoi(path.Base(string(p))) + + return jobID, nil +} + +// Deprecated: use StartUnitContext instead. +func (c *Conn) StartUnit(name string, mode string, ch chan<- string) (int, error) { + return c.StartUnitContext(context.Background(), name, mode, ch) +} + +// StartUnitContext enqueues a start job and depending jobs, if any (unless otherwise +// specified by the mode string). +// +// Takes the unit to activate, plus a mode string. The mode needs to be one of +// replace, fail, isolate, ignore-dependencies, ignore-requirements. If +// "replace" the call will start the unit and its dependencies, possibly +// replacing already queued jobs that conflict with this. If "fail" the call +// will start the unit and its dependencies, but will fail if this would change +// an already queued job. If "isolate" the call will start the unit in question +// and terminate all units that aren't dependencies of it. If +// "ignore-dependencies" it will start a unit but ignore all its dependencies. +// If "ignore-requirements" it will start a unit but only ignore the +// requirement dependencies. It is not recommended to make use of the latter +// two options. +// +// If the provided channel is non-nil, a result string will be sent to it upon +// job completion: one of done, canceled, timeout, failed, dependency, skipped. +// done indicates successful execution of a job. canceled indicates that a job +// has been canceled before it finished execution. timeout indicates that the +// job timeout was reached. failed indicates that the job failed. dependency +// indicates that a job this job has been depending on failed and the job hence +// has been removed too. skipped indicates that a job was skipped because it +// didn't apply to the units current state. +// +// If no error occurs, the ID of the underlying systemd job will be returned. There +// does exist the possibility for no error to be returned, but for the returned job +// ID to be 0. In this case, the actual underlying ID is not 0 and this datapoint +// should not be considered authoritative. +// +// If an error does occur, it will be returned to the user alongside a job ID of 0. +func (c *Conn) StartUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.StartUnit", name, mode) +} + +// Deprecated: use StopUnitContext instead. +func (c *Conn) StopUnit(name string, mode string, ch chan<- string) (int, error) { + return c.StopUnitContext(context.Background(), name, mode, ch) +} + +// StopUnitContext is similar to StartUnitContext, but stops the specified unit +// rather than starting it. +func (c *Conn) StopUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.StopUnit", name, mode) +} + +// Deprecated: use ReloadUnitContext instead. +func (c *Conn) ReloadUnit(name string, mode string, ch chan<- string) (int, error) { + return c.ReloadUnitContext(context.Background(), name, mode, ch) +} + +// ReloadUnitContext reloads a unit. Reloading is done only if the unit +// is already running, and fails otherwise. +func (c *Conn) ReloadUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.ReloadUnit", name, mode) +} + +// Deprecated: use RestartUnitContext instead. +func (c *Conn) RestartUnit(name string, mode string, ch chan<- string) (int, error) { + return c.RestartUnitContext(context.Background(), name, mode, ch) +} + +// RestartUnitContext restarts a service. If a service is restarted that isn't +// running it will be started. +func (c *Conn) RestartUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.RestartUnit", name, mode) +} + +// Deprecated: use TryRestartUnitContext instead. +func (c *Conn) TryRestartUnit(name string, mode string, ch chan<- string) (int, error) { + return c.TryRestartUnitContext(context.Background(), name, mode, ch) +} + +// TryRestartUnitContext is like RestartUnitContext, except that a service that +// isn't running is not affected by the restart. +func (c *Conn) TryRestartUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.TryRestartUnit", name, mode) +} + +// Deprecated: use ReloadOrRestartUnitContext instead. +func (c *Conn) ReloadOrRestartUnit(name string, mode string, ch chan<- string) (int, error) { + return c.ReloadOrRestartUnitContext(context.Background(), name, mode, ch) +} + +// ReloadOrRestartUnitContext attempts a reload if the unit supports it and use +// a restart otherwise. +func (c *Conn) ReloadOrRestartUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.ReloadOrRestartUnit", name, mode) +} + +// Deprecated: use ReloadOrTryRestartUnitContext instead. +func (c *Conn) ReloadOrTryRestartUnit(name string, mode string, ch chan<- string) (int, error) { + return c.ReloadOrTryRestartUnitContext(context.Background(), name, mode, ch) +} + +// ReloadOrTryRestartUnitContext attempts a reload if the unit supports it, +// and use a "Try" flavored restart otherwise. +func (c *Conn) ReloadOrTryRestartUnitContext(ctx context.Context, name string, mode string, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.ReloadOrTryRestartUnit", name, mode) +} + +// Deprecated: use StartTransientUnitContext instead. +func (c *Conn) StartTransientUnit(name string, mode string, properties []Property, ch chan<- string) (int, error) { + return c.StartTransientUnitContext(context.Background(), name, mode, properties, ch) +} + +// StartTransientUnitContext may be used to create and start a transient unit, which +// will be released as soon as it is not running or referenced anymore or the +// system is rebooted. name is the unit name including suffix, and must be +// unique. mode is the same as in StartUnitContext, properties contains properties +// of the unit. +func (c *Conn) StartTransientUnitContext(ctx context.Context, name string, mode string, properties []Property, ch chan<- string) (int, error) { + return c.startJob(ctx, ch, "org.freedesktop.systemd1.Manager.StartTransientUnit", name, mode, properties, make([]PropertyCollection, 0)) +} + +// Deprecated: use KillUnitContext instead. +func (c *Conn) KillUnit(name string, signal int32) { + c.KillUnitContext(context.Background(), name, signal) +} + +// KillUnitContext takes the unit name and a UNIX signal number to send. +// All of the unit's processes are killed. +func (c *Conn) KillUnitContext(ctx context.Context, name string, signal int32) { + c.KillUnitWithTarget(ctx, name, All, signal) +} + +// KillUnitWithTarget is like KillUnitContext, but allows you to specify which +// process in the unit to send the signal to. +func (c *Conn) KillUnitWithTarget(ctx context.Context, name string, target Who, signal int32) error { + return c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.KillUnit", 0, name, string(target), signal).Store() +} + +// Deprecated: use ResetFailedUnitContext instead. +func (c *Conn) ResetFailedUnit(name string) error { + return c.ResetFailedUnitContext(context.Background(), name) +} + +// ResetFailedUnitContext resets the "failed" state of a specific unit. +func (c *Conn) ResetFailedUnitContext(ctx context.Context, name string) error { + return c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ResetFailedUnit", 0, name).Store() +} + +// Deprecated: use SystemStateContext instead. +func (c *Conn) SystemState() (*Property, error) { + return c.SystemStateContext(context.Background()) +} + +// SystemStateContext returns the systemd state. Equivalent to +// systemctl is-system-running. +func (c *Conn) SystemStateContext(ctx context.Context) (*Property, error) { + var err error + var prop dbus.Variant + + obj := c.sysconn.Object("org.freedesktop.systemd1", "/org/freedesktop/systemd1") + err = obj.CallWithContext(ctx, "org.freedesktop.DBus.Properties.Get", 0, "org.freedesktop.systemd1.Manager", "SystemState").Store(&prop) + if err != nil { + return nil, err + } + + return &Property{Name: "SystemState", Value: prop}, nil +} + +// getProperties takes the unit path and returns all of its dbus object properties, for the given dbus interface. +func (c *Conn) getProperties(ctx context.Context, path dbus.ObjectPath, dbusInterface string) (map[string]interface{}, error) { + var err error + var props map[string]dbus.Variant + + if !path.IsValid() { + return nil, fmt.Errorf("invalid unit name: %v", path) + } + + obj := c.sysconn.Object("org.freedesktop.systemd1", path) + err = obj.CallWithContext(ctx, "org.freedesktop.DBus.Properties.GetAll", 0, dbusInterface).Store(&props) + if err != nil { + return nil, err + } + + out := make(map[string]interface{}, len(props)) + for k, v := range props { + out[k] = v.Value() + } + + return out, nil +} + +// Deprecated: use GetUnitPropertiesContext instead. +func (c *Conn) GetUnitProperties(unit string) (map[string]interface{}, error) { + return c.GetUnitPropertiesContext(context.Background(), unit) +} + +// GetUnitPropertiesContext takes the (unescaped) unit name and returns all of +// its dbus object properties. +func (c *Conn) GetUnitPropertiesContext(ctx context.Context, unit string) (map[string]interface{}, error) { + path := unitPath(unit) + return c.getProperties(ctx, path, "org.freedesktop.systemd1.Unit") +} + +// Deprecated: use GetUnitPathPropertiesContext instead. +func (c *Conn) GetUnitPathProperties(path dbus.ObjectPath) (map[string]interface{}, error) { + return c.GetUnitPathPropertiesContext(context.Background(), path) +} + +// GetUnitPathPropertiesContext takes the (escaped) unit path and returns all +// of its dbus object properties. +func (c *Conn) GetUnitPathPropertiesContext(ctx context.Context, path dbus.ObjectPath) (map[string]interface{}, error) { + return c.getProperties(ctx, path, "org.freedesktop.systemd1.Unit") +} + +// Deprecated: use GetAllPropertiesContext instead. +func (c *Conn) GetAllProperties(unit string) (map[string]interface{}, error) { + return c.GetAllPropertiesContext(context.Background(), unit) +} + +// GetAllPropertiesContext takes the (unescaped) unit name and returns all of +// its dbus object properties. +func (c *Conn) GetAllPropertiesContext(ctx context.Context, unit string) (map[string]interface{}, error) { + path := unitPath(unit) + return c.getProperties(ctx, path, "") +} + +func (c *Conn) getProperty(ctx context.Context, unit string, dbusInterface string, propertyName string) (*Property, error) { + var err error + var prop dbus.Variant + + path := unitPath(unit) + if !path.IsValid() { + return nil, errors.New("invalid unit name: " + unit) + } + + obj := c.sysconn.Object("org.freedesktop.systemd1", path) + err = obj.CallWithContext(ctx, "org.freedesktop.DBus.Properties.Get", 0, dbusInterface, propertyName).Store(&prop) + if err != nil { + return nil, err + } + + return &Property{Name: propertyName, Value: prop}, nil +} + +// Deprecated: use GetUnitPropertyContext instead. +func (c *Conn) GetUnitProperty(unit string, propertyName string) (*Property, error) { + return c.GetUnitPropertyContext(context.Background(), unit, propertyName) +} + +// GetUnitPropertyContext takes an (unescaped) unit name, and a property name, +// and returns the property value. +func (c *Conn) GetUnitPropertyContext(ctx context.Context, unit string, propertyName string) (*Property, error) { + return c.getProperty(ctx, unit, "org.freedesktop.systemd1.Unit", propertyName) +} + +// Deprecated: use GetServicePropertyContext instead. +func (c *Conn) GetServiceProperty(service string, propertyName string) (*Property, error) { + return c.GetServicePropertyContext(context.Background(), service, propertyName) +} + +// GetServiceProperty returns property for given service name and property name. +func (c *Conn) GetServicePropertyContext(ctx context.Context, service string, propertyName string) (*Property, error) { + return c.getProperty(ctx, service, "org.freedesktop.systemd1.Service", propertyName) +} + +// Deprecated: use GetUnitTypePropertiesContext instead. +func (c *Conn) GetUnitTypeProperties(unit string, unitType string) (map[string]interface{}, error) { + return c.GetUnitTypePropertiesContext(context.Background(), unit, unitType) +} + +// GetUnitTypePropertiesContext returns the extra properties for a unit, specific to the unit type. +// Valid values for unitType: Service, Socket, Target, Device, Mount, Automount, Snapshot, Timer, Swap, Path, Slice, Scope. +// Returns "dbus.Error: Unknown interface" error if the unitType is not the correct type of the unit. +func (c *Conn) GetUnitTypePropertiesContext(ctx context.Context, unit string, unitType string) (map[string]interface{}, error) { + path := unitPath(unit) + return c.getProperties(ctx, path, "org.freedesktop.systemd1."+unitType) +} + +// Deprecated: use SetUnitPropertiesContext instead. +func (c *Conn) SetUnitProperties(name string, runtime bool, properties ...Property) error { + return c.SetUnitPropertiesContext(context.Background(), name, runtime, properties...) +} + +// SetUnitPropertiesContext may be used to modify certain unit properties at runtime. +// Not all properties may be changed at runtime, but many resource management +// settings (primarily those in systemd.cgroup(5)) may. The changes are applied +// instantly, and stored on disk for future boots, unless runtime is true, in which +// case the settings only apply until the next reboot. name is the name of the unit +// to modify. properties are the settings to set, encoded as an array of property +// name and value pairs. +func (c *Conn) SetUnitPropertiesContext(ctx context.Context, name string, runtime bool, properties ...Property) error { + return c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.SetUnitProperties", 0, name, runtime, properties).Store() +} + +// Deprecated: use GetUnitTypePropertyContext instead. +func (c *Conn) GetUnitTypeProperty(unit string, unitType string, propertyName string) (*Property, error) { + return c.GetUnitTypePropertyContext(context.Background(), unit, unitType, propertyName) +} + +// GetUnitTypePropertyContext takes a property name, a unit name, and a unit type, +// and returns a property value. For valid values of unitType, see GetUnitTypePropertiesContext. +func (c *Conn) GetUnitTypePropertyContext(ctx context.Context, unit string, unitType string, propertyName string) (*Property, error) { + return c.getProperty(ctx, unit, "org.freedesktop.systemd1."+unitType, propertyName) +} + +type UnitStatus struct { + Name string // The primary unit name as string + Description string // The human readable description string + LoadState string // The load state (i.e. whether the unit file has been loaded successfully) + ActiveState string // The active state (i.e. whether the unit is currently started or not) + SubState string // The sub state (a more fine-grained version of the active state that is specific to the unit type, which the active state is not) + Followed string // A unit that is being followed in its state by this unit, if there is any, otherwise the empty string. + Path dbus.ObjectPath // The unit object path + JobId uint32 // If there is a job queued for the job unit the numeric job id, 0 otherwise + JobType string // The job type as string + JobPath dbus.ObjectPath // The job object path +} + +type storeFunc func(retvalues ...interface{}) error + +func (c *Conn) listUnitsInternal(f storeFunc) ([]UnitStatus, error) { + result := make([][]interface{}, 0) + err := f(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + status := make([]UnitStatus, len(result)) + statusInterface := make([]interface{}, len(status)) + for i := range status { + statusInterface[i] = &status[i] + } + + err = dbus.Store(resultInterface, statusInterface...) + if err != nil { + return nil, err + } + + return status, nil +} + +// Deprecated: use ListUnitsContext instead. +func (c *Conn) ListUnits() ([]UnitStatus, error) { + return c.ListUnitsContext(context.Background()) +} + +// ListUnitsContext returns an array with all currently loaded units. Note that +// units may be known by multiple names at the same time, and hence there might +// be more unit names loaded than actual units behind them. +// Also note that a unit is only loaded if it is active and/or enabled. +// Units that are both disabled and inactive will thus not be returned. +func (c *Conn) ListUnitsContext(ctx context.Context) ([]UnitStatus, error) { + return c.listUnitsInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnits", 0).Store) +} + +// Deprecated: use ListUnitsFilteredContext instead. +func (c *Conn) ListUnitsFiltered(states []string) ([]UnitStatus, error) { + return c.ListUnitsFilteredContext(context.Background(), states) +} + +// ListUnitsFilteredContext returns an array with units filtered by state. +// It takes a list of units' statuses to filter. +func (c *Conn) ListUnitsFilteredContext(ctx context.Context, states []string) ([]UnitStatus, error) { + return c.listUnitsInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnitsFiltered", 0, states).Store) +} + +// Deprecated: use ListUnitsByPatternsContext instead. +func (c *Conn) ListUnitsByPatterns(states []string, patterns []string) ([]UnitStatus, error) { + return c.ListUnitsByPatternsContext(context.Background(), states, patterns) +} + +// ListUnitsByPatternsContext returns an array with units. +// It takes a list of units' statuses and names to filter. +// Note that units may be known by multiple names at the same time, +// and hence there might be more unit names loaded than actual units behind them. +func (c *Conn) ListUnitsByPatternsContext(ctx context.Context, states []string, patterns []string) ([]UnitStatus, error) { + return c.listUnitsInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnitsByPatterns", 0, states, patterns).Store) +} + +// Deprecated: use ListUnitsByNamesContext instead. +func (c *Conn) ListUnitsByNames(units []string) ([]UnitStatus, error) { + return c.ListUnitsByNamesContext(context.Background(), units) +} + +// ListUnitsByNamesContext returns an array with units. It takes a list of units' +// names and returns an UnitStatus array. Comparing to ListUnitsByPatternsContext +// method, this method returns statuses even for inactive or non-existing +// units. Input array should contain exact unit names, but not patterns. +// +// Requires systemd v230 or higher. +func (c *Conn) ListUnitsByNamesContext(ctx context.Context, units []string) ([]UnitStatus, error) { + return c.listUnitsInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnitsByNames", 0, units).Store) +} + +type UnitFile struct { + Path string + Type string +} + +func (c *Conn) listUnitFilesInternal(f storeFunc) ([]UnitFile, error) { + result := make([][]interface{}, 0) + err := f(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + files := make([]UnitFile, len(result)) + fileInterface := make([]interface{}, len(files)) + for i := range files { + fileInterface[i] = &files[i] + } + + err = dbus.Store(resultInterface, fileInterface...) + if err != nil { + return nil, err + } + + return files, nil +} + +// Deprecated: use ListUnitFilesContext instead. +func (c *Conn) ListUnitFiles() ([]UnitFile, error) { + return c.ListUnitFilesContext(context.Background()) +} + +// ListUnitFiles returns an array of all available units on disk. +func (c *Conn) ListUnitFilesContext(ctx context.Context) ([]UnitFile, error) { + return c.listUnitFilesInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnitFiles", 0).Store) +} + +// Deprecated: use ListUnitFilesByPatternsContext instead. +func (c *Conn) ListUnitFilesByPatterns(states []string, patterns []string) ([]UnitFile, error) { + return c.ListUnitFilesByPatternsContext(context.Background(), states, patterns) +} + +// ListUnitFilesByPatternsContext returns an array of all available units on disk matched the patterns. +func (c *Conn) ListUnitFilesByPatternsContext(ctx context.Context, states []string, patterns []string) ([]UnitFile, error) { + return c.listUnitFilesInternal(c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListUnitFilesByPatterns", 0, states, patterns).Store) +} + +type LinkUnitFileChange EnableUnitFileChange + +// Deprecated: use LinkUnitFilesContext instead. +func (c *Conn) LinkUnitFiles(files []string, runtime bool, force bool) ([]LinkUnitFileChange, error) { + return c.LinkUnitFilesContext(context.Background(), files, runtime, force) +} + +// LinkUnitFilesContext links unit files (that are located outside of the +// usual unit search paths) into the unit search path. +// +// It takes a list of absolute paths to unit files to link and two +// booleans. +// +// The first boolean controls whether the unit shall be +// enabled for runtime only (true, /run), or persistently (false, +// /etc). +// +// The second controls whether symlinks pointing to other units shall +// be replaced if necessary. +// +// This call returns a list of the changes made. The list consists of +// structures with three strings: the type of the change (one of symlink +// or unlink), the file name of the symlink and the destination of the +// symlink. +func (c *Conn) LinkUnitFilesContext(ctx context.Context, files []string, runtime bool, force bool) ([]LinkUnitFileChange, error) { + result := make([][]interface{}, 0) + err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.LinkUnitFiles", 0, files, runtime, force).Store(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + changes := make([]LinkUnitFileChange, len(result)) + changesInterface := make([]interface{}, len(changes)) + for i := range changes { + changesInterface[i] = &changes[i] + } + + err = dbus.Store(resultInterface, changesInterface...) + if err != nil { + return nil, err + } + + return changes, nil +} + +// Deprecated: use EnableUnitFilesContext instead. +func (c *Conn) EnableUnitFiles(files []string, runtime bool, force bool) (bool, []EnableUnitFileChange, error) { + return c.EnableUnitFilesContext(context.Background(), files, runtime, force) +} + +// EnableUnitFilesContext may be used to enable one or more units in the system +// (by creating symlinks to them in /etc or /run). +// +// It takes a list of unit files to enable (either just file names or full +// absolute paths if the unit files are residing outside the usual unit +// search paths), and two booleans: the first controls whether the unit shall +// be enabled for runtime only (true, /run), or persistently (false, /etc). +// The second one controls whether symlinks pointing to other units shall +// be replaced if necessary. +// +// This call returns one boolean and an array with the changes made. The +// boolean signals whether the unit files contained any enablement +// information (i.e. an [Install]) section. The changes list consists of +// structures with three strings: the type of the change (one of symlink +// or unlink), the file name of the symlink and the destination of the +// symlink. +func (c *Conn) EnableUnitFilesContext(ctx context.Context, files []string, runtime bool, force bool) (bool, []EnableUnitFileChange, error) { + var carries_install_info bool + + result := make([][]interface{}, 0) + err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.EnableUnitFiles", 0, files, runtime, force).Store(&carries_install_info, &result) + if err != nil { + return false, nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + changes := make([]EnableUnitFileChange, len(result)) + changesInterface := make([]interface{}, len(changes)) + for i := range changes { + changesInterface[i] = &changes[i] + } + + err = dbus.Store(resultInterface, changesInterface...) + if err != nil { + return false, nil, err + } + + return carries_install_info, changes, nil +} + +type EnableUnitFileChange struct { + Type string // Type of the change (one of symlink or unlink) + Filename string // File name of the symlink + Destination string // Destination of the symlink +} + +// Deprecated: use DisableUnitFilesContext instead. +func (c *Conn) DisableUnitFiles(files []string, runtime bool) ([]DisableUnitFileChange, error) { + return c.DisableUnitFilesContext(context.Background(), files, runtime) +} + +// DisableUnitFilesContext may be used to disable one or more units in the +// system (by removing symlinks to them from /etc or /run). +// +// It takes a list of unit files to disable (either just file names or full +// absolute paths if the unit files are residing outside the usual unit +// search paths), and one boolean: whether the unit was enabled for runtime +// only (true, /run), or persistently (false, /etc). +// +// This call returns an array with the changes made. The changes list +// consists of structures with three strings: the type of the change (one of +// symlink or unlink), the file name of the symlink and the destination of the +// symlink. +func (c *Conn) DisableUnitFilesContext(ctx context.Context, files []string, runtime bool) ([]DisableUnitFileChange, error) { + result := make([][]interface{}, 0) + err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.DisableUnitFiles", 0, files, runtime).Store(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + changes := make([]DisableUnitFileChange, len(result)) + changesInterface := make([]interface{}, len(changes)) + for i := range changes { + changesInterface[i] = &changes[i] + } + + err = dbus.Store(resultInterface, changesInterface...) + if err != nil { + return nil, err + } + + return changes, nil +} + +type DisableUnitFileChange struct { + Type string // Type of the change (one of symlink or unlink) + Filename string // File name of the symlink + Destination string // Destination of the symlink +} + +// Deprecated: use MaskUnitFilesContext instead. +func (c *Conn) MaskUnitFiles(files []string, runtime bool, force bool) ([]MaskUnitFileChange, error) { + return c.MaskUnitFilesContext(context.Background(), files, runtime, force) +} + +// MaskUnitFilesContext masks one or more units in the system. +// +// The files argument contains a list of units to mask (either just file names +// or full absolute paths if the unit files are residing outside the usual unit +// search paths). +// +// The runtime argument is used to specify whether the unit was enabled for +// runtime only (true, /run/systemd/..), or persistently (false, +// /etc/systemd/..). +func (c *Conn) MaskUnitFilesContext(ctx context.Context, files []string, runtime bool, force bool) ([]MaskUnitFileChange, error) { + result := make([][]interface{}, 0) + err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.MaskUnitFiles", 0, files, runtime, force).Store(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + changes := make([]MaskUnitFileChange, len(result)) + changesInterface := make([]interface{}, len(changes)) + for i := range changes { + changesInterface[i] = &changes[i] + } + + err = dbus.Store(resultInterface, changesInterface...) + if err != nil { + return nil, err + } + + return changes, nil +} + +type MaskUnitFileChange struct { + Type string // Type of the change (one of symlink or unlink) + Filename string // File name of the symlink + Destination string // Destination of the symlink +} + +// Deprecated: use UnmaskUnitFilesContext instead. +func (c *Conn) UnmaskUnitFiles(files []string, runtime bool) ([]UnmaskUnitFileChange, error) { + return c.UnmaskUnitFilesContext(context.Background(), files, runtime) +} + +// UnmaskUnitFilesContext unmasks one or more units in the system. +// +// It takes the list of unit files to mask (either just file names or full +// absolute paths if the unit files are residing outside the usual unit search +// paths), and a boolean runtime flag to specify whether the unit was enabled +// for runtime only (true, /run/systemd/..), or persistently (false, +// /etc/systemd/..). +func (c *Conn) UnmaskUnitFilesContext(ctx context.Context, files []string, runtime bool) ([]UnmaskUnitFileChange, error) { + result := make([][]interface{}, 0) + err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.UnmaskUnitFiles", 0, files, runtime).Store(&result) + if err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + changes := make([]UnmaskUnitFileChange, len(result)) + changesInterface := make([]interface{}, len(changes)) + for i := range changes { + changesInterface[i] = &changes[i] + } + + err = dbus.Store(resultInterface, changesInterface...) + if err != nil { + return nil, err + } + + return changes, nil +} + +type UnmaskUnitFileChange struct { + Type string // Type of the change (one of symlink or unlink) + Filename string // File name of the symlink + Destination string // Destination of the symlink +} + +// Deprecated: use ReloadContext instead. +func (c *Conn) Reload() error { + return c.ReloadContext(context.Background()) +} + +// ReloadContext instructs systemd to scan for and reload unit files. This is +// an equivalent to systemctl daemon-reload. +func (c *Conn) ReloadContext(ctx context.Context) error { + return c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.Reload", 0).Store() +} + +func unitPath(name string) dbus.ObjectPath { + return dbus.ObjectPath("/org/freedesktop/systemd1/unit/" + PathBusEscape(name)) +} + +// unitName returns the unescaped base element of the supplied escaped path. +func unitName(dpath dbus.ObjectPath) string { + return pathBusUnescape(path.Base(string(dpath))) +} + +// JobStatus holds a currently queued job definition. +type JobStatus struct { + Id uint32 // The numeric job id + Unit string // The primary unit name for this job + JobType string // The job type as string + Status string // The job state as string + JobPath dbus.ObjectPath // The job object path + UnitPath dbus.ObjectPath // The unit object path +} + +// Deprecated: use ListJobsContext instead. +func (c *Conn) ListJobs() ([]JobStatus, error) { + return c.ListJobsContext(context.Background()) +} + +// ListJobsContext returns an array with all currently queued jobs. +func (c *Conn) ListJobsContext(ctx context.Context) ([]JobStatus, error) { + return c.listJobsInternal(ctx) +} + +func (c *Conn) listJobsInternal(ctx context.Context) ([]JobStatus, error) { + result := make([][]interface{}, 0) + if err := c.sysobj.CallWithContext(ctx, "org.freedesktop.systemd1.Manager.ListJobs", 0).Store(&result); err != nil { + return nil, err + } + + resultInterface := make([]interface{}, len(result)) + for i := range result { + resultInterface[i] = result[i] + } + + status := make([]JobStatus, len(result)) + statusInterface := make([]interface{}, len(status)) + for i := range status { + statusInterface[i] = &status[i] + } + + if err := dbus.Store(resultInterface, statusInterface...); err != nil { + return nil, err + } + + return status, nil +} diff --git a/vendor/github.com/coreos/go-systemd/dbus/properties.go b/vendor/github.com/coreos/go-systemd/v22/dbus/properties.go similarity index 99% rename from vendor/github.com/coreos/go-systemd/dbus/properties.go rename to vendor/github.com/coreos/go-systemd/v22/dbus/properties.go index 6c81895..fb42b62 100644 --- a/vendor/github.com/coreos/go-systemd/dbus/properties.go +++ b/vendor/github.com/coreos/go-systemd/v22/dbus/properties.go @@ -15,7 +15,7 @@ package dbus import ( - "github.com/godbus/dbus" + "github.com/godbus/dbus/v5" ) // From the systemd docs: @@ -56,7 +56,7 @@ type execStart struct { // http://www.freedesktop.org/software/systemd/man/systemd.service.html#ExecStart= func PropExecStart(command []string, uncleanIsFailure bool) Property { execStarts := []execStart{ - execStart{ + { Path: command[0], Args: command, UncleanIsFailure: uncleanIsFailure, diff --git a/vendor/github.com/coreos/go-systemd/dbus/set.go b/vendor/github.com/coreos/go-systemd/v22/dbus/set.go similarity index 100% rename from vendor/github.com/coreos/go-systemd/dbus/set.go rename to vendor/github.com/coreos/go-systemd/v22/dbus/set.go diff --git a/vendor/github.com/coreos/go-systemd/dbus/subscription.go b/vendor/github.com/coreos/go-systemd/v22/dbus/subscription.go similarity index 99% rename from vendor/github.com/coreos/go-systemd/dbus/subscription.go rename to vendor/github.com/coreos/go-systemd/v22/dbus/subscription.go index f6d7a08..7e370fe 100644 --- a/vendor/github.com/coreos/go-systemd/dbus/subscription.go +++ b/vendor/github.com/coreos/go-systemd/v22/dbus/subscription.go @@ -19,7 +19,7 @@ import ( "log" "time" - "github.com/godbus/dbus" + "github.com/godbus/dbus/v5" ) const ( diff --git a/vendor/github.com/coreos/go-systemd/dbus/subscription_set.go b/vendor/github.com/coreos/go-systemd/v22/dbus/subscription_set.go similarity index 100% rename from vendor/github.com/coreos/go-systemd/dbus/subscription_set.go rename to vendor/github.com/coreos/go-systemd/v22/dbus/subscription_set.go diff --git a/vendor/github.com/godbus/dbus/.travis.yml b/vendor/github.com/godbus/dbus/.travis.yml deleted file mode 100644 index 2e1bbb7..0000000 --- a/vendor/github.com/godbus/dbus/.travis.yml +++ /dev/null @@ -1,40 +0,0 @@ -dist: precise -language: go -go_import_path: github.com/godbus/dbus -sudo: true - -go: - - 1.6.3 - - 1.7.3 - - tip - -env: - global: - matrix: - - TARGET=amd64 - - TARGET=arm64 - - TARGET=arm - - TARGET=386 - - TARGET=ppc64le - -matrix: - fast_finish: true - allow_failures: - - go: tip - exclude: - - go: tip - env: TARGET=arm - - go: tip - env: TARGET=arm64 - - go: tip - env: TARGET=386 - - go: tip - env: TARGET=ppc64le - -addons: - apt: - packages: - - dbus - - dbus-x11 - -before_install: diff --git a/vendor/github.com/godbus/dbus/call.go b/vendor/github.com/godbus/dbus/call.go deleted file mode 100644 index ba6e73f..0000000 --- a/vendor/github.com/godbus/dbus/call.go +++ /dev/null @@ -1,36 +0,0 @@ -package dbus - -import ( - "errors" -) - -// Call represents a pending or completed method call. -type Call struct { - Destination string - Path ObjectPath - Method string - Args []interface{} - - // Strobes when the call is complete. - Done chan *Call - - // After completion, the error status. If this is non-nil, it may be an - // error message from the peer (with Error as its type) or some other error. - Err error - - // Holds the response once the call is done. - Body []interface{} -} - -var errSignature = errors.New("dbus: mismatched signature") - -// Store stores the body of the reply into the provided pointers. It returns -// an error if the signatures of the body and retvalues don't match, or if -// the error status is not nil. -func (c *Call) Store(retvalues ...interface{}) error { - if c.Err != nil { - return c.Err - } - - return Store(c.Body, retvalues...) -} diff --git a/vendor/github.com/godbus/dbus/conn.go b/vendor/github.com/godbus/dbus/conn.go deleted file mode 100644 index 5720e2e..0000000 --- a/vendor/github.com/godbus/dbus/conn.go +++ /dev/null @@ -1,683 +0,0 @@ -package dbus - -import ( - "errors" - "io" - "os" - "reflect" - "strings" - "sync" -) - -var ( - systemBus *Conn - systemBusLck sync.Mutex - sessionBus *Conn - sessionBusLck sync.Mutex - sessionEnvLck sync.Mutex -) - -// ErrClosed is the error returned by calls on a closed connection. -var ErrClosed = errors.New("dbus: connection closed by user") - -// Conn represents a connection to a message bus (usually, the system or -// session bus). -// -// Connections are either shared or private. Shared connections -// are shared between calls to the functions that return them. As a result, -// the methods Close, Auth and Hello must not be called on them. -// -// Multiple goroutines may invoke methods on a connection simultaneously. -type Conn struct { - transport - - busObj BusObject - unixFD bool - uuid string - - names []string - namesLck sync.RWMutex - - serialLck sync.Mutex - nextSerial uint32 - serialUsed map[uint32]bool - - calls map[uint32]*Call - callsLck sync.RWMutex - - handler Handler - - out chan *Message - closed bool - outLck sync.RWMutex - - signalHandler SignalHandler - - eavesdropped chan<- *Message - eavesdroppedLck sync.Mutex -} - -// SessionBus returns a shared connection to the session bus, connecting to it -// if not already done. -func SessionBus() (conn *Conn, err error) { - sessionBusLck.Lock() - defer sessionBusLck.Unlock() - if sessionBus != nil { - return sessionBus, nil - } - defer func() { - if conn != nil { - sessionBus = conn - } - }() - conn, err = SessionBusPrivate() - if err != nil { - return - } - if err = conn.Auth(nil); err != nil { - conn.Close() - conn = nil - return - } - if err = conn.Hello(); err != nil { - conn.Close() - conn = nil - } - return -} - -func getSessionBusAddress() (string, error) { - sessionEnvLck.Lock() - defer sessionEnvLck.Unlock() - address := os.Getenv("DBUS_SESSION_BUS_ADDRESS") - if address != "" && address != "autolaunch:" { - return address, nil - } - return getSessionBusPlatformAddress() -} - -// SessionBusPrivate returns a new private connection to the session bus. -func SessionBusPrivate() (*Conn, error) { - address, err := getSessionBusAddress() - if err != nil { - return nil, err - } - - return Dial(address) -} - -// SessionBusPrivate returns a new private connection to the session bus. -func SessionBusPrivateHandler(handler Handler, signalHandler SignalHandler) (*Conn, error) { - address, err := getSessionBusAddress() - if err != nil { - return nil, err - } - return DialHandler(address, handler, signalHandler) -} - -// SystemBus returns a shared connection to the system bus, connecting to it if -// not already done. -func SystemBus() (conn *Conn, err error) { - systemBusLck.Lock() - defer systemBusLck.Unlock() - if systemBus != nil { - return systemBus, nil - } - defer func() { - if conn != nil { - systemBus = conn - } - }() - conn, err = SystemBusPrivate() - if err != nil { - return - } - if err = conn.Auth(nil); err != nil { - conn.Close() - conn = nil - return - } - if err = conn.Hello(); err != nil { - conn.Close() - conn = nil - } - return -} - -// SystemBusPrivate returns a new private connection to the system bus. -func SystemBusPrivate() (*Conn, error) { - return Dial(getSystemBusPlatformAddress()) -} - -// SystemBusPrivateHandler returns a new private connection to the system bus, using the provided handlers. -func SystemBusPrivateHandler(handler Handler, signalHandler SignalHandler) (*Conn, error) { - return DialHandler(getSystemBusPlatformAddress(), handler, signalHandler) -} - -// Dial establishes a new private connection to the message bus specified by address. -func Dial(address string) (*Conn, error) { - tr, err := getTransport(address) - if err != nil { - return nil, err - } - return newConn(tr, NewDefaultHandler(), NewDefaultSignalHandler()) -} - -// DialHandler establishes a new private connection to the message bus specified by address, using the supplied handlers. -func DialHandler(address string, handler Handler, signalHandler SignalHandler) (*Conn, error) { - tr, err := getTransport(address) - if err != nil { - return nil, err - } - return newConn(tr, handler, signalHandler) -} - -// NewConn creates a new private *Conn from an already established connection. -func NewConn(conn io.ReadWriteCloser) (*Conn, error) { - return NewConnHandler(conn, NewDefaultHandler(), NewDefaultSignalHandler()) -} - -// NewConnHandler creates a new private *Conn from an already established connection, using the supplied handlers. -func NewConnHandler(conn io.ReadWriteCloser, handler Handler, signalHandler SignalHandler) (*Conn, error) { - return newConn(genericTransport{conn}, handler, signalHandler) -} - -// newConn creates a new *Conn from a transport. -func newConn(tr transport, handler Handler, signalHandler SignalHandler) (*Conn, error) { - conn := new(Conn) - conn.transport = tr - conn.calls = make(map[uint32]*Call) - conn.out = make(chan *Message, 10) - conn.handler = handler - conn.signalHandler = signalHandler - conn.nextSerial = 1 - conn.serialUsed = map[uint32]bool{0: true} - conn.busObj = conn.Object("org.freedesktop.DBus", "/org/freedesktop/DBus") - return conn, nil -} - -// BusObject returns the object owned by the bus daemon which handles -// administrative requests. -func (conn *Conn) BusObject() BusObject { - return conn.busObj -} - -// Close closes the connection. Any blocked operations will return with errors -// and the channels passed to Eavesdrop and Signal are closed. This method must -// not be called on shared connections. -func (conn *Conn) Close() error { - conn.outLck.Lock() - if conn.closed { - // inWorker calls Close on read error, the read error may - // be caused by another caller calling Close to shutdown the - // dbus connection, a double-close scenario we prevent here. - conn.outLck.Unlock() - return nil - } - close(conn.out) - conn.closed = true - conn.outLck.Unlock() - - if term, ok := conn.signalHandler.(Terminator); ok { - term.Terminate() - } - - if term, ok := conn.handler.(Terminator); ok { - term.Terminate() - } - - conn.eavesdroppedLck.Lock() - if conn.eavesdropped != nil { - close(conn.eavesdropped) - } - conn.eavesdroppedLck.Unlock() - - return conn.transport.Close() -} - -// Eavesdrop causes conn to send all incoming messages to the given channel -// without further processing. Method replies, errors and signals will not be -// sent to the appropiate channels and method calls will not be handled. If nil -// is passed, the normal behaviour is restored. -// -// The caller has to make sure that ch is sufficiently buffered; -// if a message arrives when a write to ch is not possible, the message is -// discarded. -func (conn *Conn) Eavesdrop(ch chan<- *Message) { - conn.eavesdroppedLck.Lock() - conn.eavesdropped = ch - conn.eavesdroppedLck.Unlock() -} - -// getSerial returns an unused serial. -func (conn *Conn) getSerial() uint32 { - conn.serialLck.Lock() - defer conn.serialLck.Unlock() - n := conn.nextSerial - for conn.serialUsed[n] { - n++ - } - conn.serialUsed[n] = true - conn.nextSerial = n + 1 - return n -} - -// Hello sends the initial org.freedesktop.DBus.Hello call. This method must be -// called after authentication, but before sending any other messages to the -// bus. Hello must not be called for shared connections. -func (conn *Conn) Hello() error { - var s string - err := conn.busObj.Call("org.freedesktop.DBus.Hello", 0).Store(&s) - if err != nil { - return err - } - conn.namesLck.Lock() - conn.names = make([]string, 1) - conn.names[0] = s - conn.namesLck.Unlock() - return nil -} - -// inWorker runs in an own goroutine, reading incoming messages from the -// transport and dispatching them appropiately. -func (conn *Conn) inWorker() { - for { - msg, err := conn.ReadMessage() - if err == nil { - conn.eavesdroppedLck.Lock() - if conn.eavesdropped != nil { - select { - case conn.eavesdropped <- msg: - default: - } - conn.eavesdroppedLck.Unlock() - continue - } - conn.eavesdroppedLck.Unlock() - dest, _ := msg.Headers[FieldDestination].value.(string) - found := false - if dest == "" { - found = true - } else { - conn.namesLck.RLock() - if len(conn.names) == 0 { - found = true - } - for _, v := range conn.names { - if dest == v { - found = true - break - } - } - conn.namesLck.RUnlock() - } - if !found { - // Eavesdropped a message, but no channel for it is registered. - // Ignore it. - continue - } - switch msg.Type { - case TypeMethodReply, TypeError: - serial := msg.Headers[FieldReplySerial].value.(uint32) - conn.callsLck.Lock() - if c, ok := conn.calls[serial]; ok { - if msg.Type == TypeError { - name, _ := msg.Headers[FieldErrorName].value.(string) - c.Err = Error{name, msg.Body} - } else { - c.Body = msg.Body - } - c.Done <- c - conn.serialLck.Lock() - delete(conn.serialUsed, serial) - conn.serialLck.Unlock() - delete(conn.calls, serial) - } - conn.callsLck.Unlock() - case TypeSignal: - iface := msg.Headers[FieldInterface].value.(string) - member := msg.Headers[FieldMember].value.(string) - // as per http://dbus.freedesktop.org/doc/dbus-specification.html , - // sender is optional for signals. - sender, _ := msg.Headers[FieldSender].value.(string) - if iface == "org.freedesktop.DBus" && sender == "org.freedesktop.DBus" { - if member == "NameLost" { - // If we lost the name on the bus, remove it from our - // tracking list. - name, ok := msg.Body[0].(string) - if !ok { - panic("Unable to read the lost name") - } - conn.namesLck.Lock() - for i, v := range conn.names { - if v == name { - conn.names = append(conn.names[:i], - conn.names[i+1:]...) - } - } - conn.namesLck.Unlock() - } else if member == "NameAcquired" { - // If we acquired the name on the bus, add it to our - // tracking list. - name, ok := msg.Body[0].(string) - if !ok { - panic("Unable to read the acquired name") - } - conn.namesLck.Lock() - conn.names = append(conn.names, name) - conn.namesLck.Unlock() - } - } - conn.handleSignal(msg) - case TypeMethodCall: - go conn.handleCall(msg) - } - } else if _, ok := err.(InvalidMessageError); !ok { - // Some read error occured (usually EOF); we can't really do - // anything but to shut down all stuff and returns errors to all - // pending replies. - conn.Close() - conn.callsLck.RLock() - for _, v := range conn.calls { - v.Err = err - v.Done <- v - } - conn.callsLck.RUnlock() - return - } - // invalid messages are ignored - } -} - -func (conn *Conn) handleSignal(msg *Message) { - iface := msg.Headers[FieldInterface].value.(string) - member := msg.Headers[FieldMember].value.(string) - // as per http://dbus.freedesktop.org/doc/dbus-specification.html , - // sender is optional for signals. - sender, _ := msg.Headers[FieldSender].value.(string) - signal := &Signal{ - Sender: sender, - Path: msg.Headers[FieldPath].value.(ObjectPath), - Name: iface + "." + member, - Body: msg.Body, - } - conn.signalHandler.DeliverSignal(iface, member, signal) -} - -// Names returns the list of all names that are currently owned by this -// connection. The slice is always at least one element long, the first element -// being the unique name of the connection. -func (conn *Conn) Names() []string { - conn.namesLck.RLock() - // copy the slice so it can't be modified - s := make([]string, len(conn.names)) - copy(s, conn.names) - conn.namesLck.RUnlock() - return s -} - -// Object returns the object identified by the given destination name and path. -func (conn *Conn) Object(dest string, path ObjectPath) BusObject { - return &Object{conn, dest, path} -} - -// outWorker runs in an own goroutine, encoding and sending messages that are -// sent to conn.out. -func (conn *Conn) outWorker() { - for msg := range conn.out { - err := conn.SendMessage(msg) - conn.callsLck.RLock() - if err != nil { - if c := conn.calls[msg.serial]; c != nil { - c.Err = err - c.Done <- c - } - conn.serialLck.Lock() - delete(conn.serialUsed, msg.serial) - conn.serialLck.Unlock() - } else if msg.Type != TypeMethodCall { - conn.serialLck.Lock() - delete(conn.serialUsed, msg.serial) - conn.serialLck.Unlock() - } - conn.callsLck.RUnlock() - } -} - -// Send sends the given message to the message bus. You usually don't need to -// use this; use the higher-level equivalents (Call / Go, Emit and Export) -// instead. If msg is a method call and NoReplyExpected is not set, a non-nil -// call is returned and the same value is sent to ch (which must be buffered) -// once the call is complete. Otherwise, ch is ignored and a Call structure is -// returned of which only the Err member is valid. -func (conn *Conn) Send(msg *Message, ch chan *Call) *Call { - var call *Call - - msg.serial = conn.getSerial() - if msg.Type == TypeMethodCall && msg.Flags&FlagNoReplyExpected == 0 { - if ch == nil { - ch = make(chan *Call, 5) - } else if cap(ch) == 0 { - panic("dbus: unbuffered channel passed to (*Conn).Send") - } - call = new(Call) - call.Destination, _ = msg.Headers[FieldDestination].value.(string) - call.Path, _ = msg.Headers[FieldPath].value.(ObjectPath) - iface, _ := msg.Headers[FieldInterface].value.(string) - member, _ := msg.Headers[FieldMember].value.(string) - call.Method = iface + "." + member - call.Args = msg.Body - call.Done = ch - conn.callsLck.Lock() - conn.calls[msg.serial] = call - conn.callsLck.Unlock() - conn.outLck.RLock() - if conn.closed { - call.Err = ErrClosed - call.Done <- call - } else { - conn.out <- msg - } - conn.outLck.RUnlock() - } else { - conn.outLck.RLock() - if conn.closed { - call = &Call{Err: ErrClosed} - } else { - conn.out <- msg - call = &Call{Err: nil} - } - conn.outLck.RUnlock() - } - return call -} - -// sendError creates an error message corresponding to the parameters and sends -// it to conn.out. -func (conn *Conn) sendError(err error, dest string, serial uint32) { - var e *Error - switch em := err.(type) { - case Error: - e = &em - case *Error: - e = em - case DBusError: - name, body := em.DBusError() - e = NewError(name, body) - default: - e = MakeFailedError(err) - } - msg := new(Message) - msg.Type = TypeError - msg.serial = conn.getSerial() - msg.Headers = make(map[HeaderField]Variant) - if dest != "" { - msg.Headers[FieldDestination] = MakeVariant(dest) - } - msg.Headers[FieldErrorName] = MakeVariant(e.Name) - msg.Headers[FieldReplySerial] = MakeVariant(serial) - msg.Body = e.Body - if len(e.Body) > 0 { - msg.Headers[FieldSignature] = MakeVariant(SignatureOf(e.Body...)) - } - conn.outLck.RLock() - if !conn.closed { - conn.out <- msg - } - conn.outLck.RUnlock() -} - -// sendReply creates a method reply message corresponding to the parameters and -// sends it to conn.out. -func (conn *Conn) sendReply(dest string, serial uint32, values ...interface{}) { - msg := new(Message) - msg.Type = TypeMethodReply - msg.serial = conn.getSerial() - msg.Headers = make(map[HeaderField]Variant) - if dest != "" { - msg.Headers[FieldDestination] = MakeVariant(dest) - } - msg.Headers[FieldReplySerial] = MakeVariant(serial) - msg.Body = values - if len(values) > 0 { - msg.Headers[FieldSignature] = MakeVariant(SignatureOf(values...)) - } - conn.outLck.RLock() - if !conn.closed { - conn.out <- msg - } - conn.outLck.RUnlock() -} - -func (conn *Conn) defaultSignalAction(fn func(h *defaultSignalHandler, ch chan<- *Signal), ch chan<- *Signal) { - if !isDefaultSignalHandler(conn.signalHandler) { - return - } - handler := conn.signalHandler.(*defaultSignalHandler) - fn(handler, ch) -} - -// Signal registers the given channel to be passed all received signal messages. -// The caller has to make sure that ch is sufficiently buffered; if a message -// arrives when a write to c is not possible, it is discarded. -// -// Multiple of these channels can be registered at the same time. -// -// These channels are "overwritten" by Eavesdrop; i.e., if there currently is a -// channel for eavesdropped messages, this channel receives all signals, and -// none of the channels passed to Signal will receive any signals. -func (conn *Conn) Signal(ch chan<- *Signal) { - conn.defaultSignalAction((*defaultSignalHandler).addSignal, ch) -} - -// RemoveSignal removes the given channel from the list of the registered channels. -func (conn *Conn) RemoveSignal(ch chan<- *Signal) { - conn.defaultSignalAction((*defaultSignalHandler).removeSignal, ch) -} - -// SupportsUnixFDs returns whether the underlying transport supports passing of -// unix file descriptors. If this is false, method calls containing unix file -// descriptors will return an error and emitted signals containing them will -// not be sent. -func (conn *Conn) SupportsUnixFDs() bool { - return conn.unixFD -} - -// Error represents a D-Bus message of type Error. -type Error struct { - Name string - Body []interface{} -} - -func NewError(name string, body []interface{}) *Error { - return &Error{name, body} -} - -func (e Error) Error() string { - if len(e.Body) >= 1 { - s, ok := e.Body[0].(string) - if ok { - return s - } - } - return e.Name -} - -// Signal represents a D-Bus message of type Signal. The name member is given in -// "interface.member" notation, e.g. org.freedesktop.D-Bus.NameLost. -type Signal struct { - Sender string - Path ObjectPath - Name string - Body []interface{} -} - -// transport is a D-Bus transport. -type transport interface { - // Read and Write raw data (for example, for the authentication protocol). - io.ReadWriteCloser - - // Send the initial null byte used for the EXTERNAL mechanism. - SendNullByte() error - - // Returns whether this transport supports passing Unix FDs. - SupportsUnixFDs() bool - - // Signal the transport that Unix FD passing is enabled for this connection. - EnableUnixFDs() - - // Read / send a message, handling things like Unix FDs. - ReadMessage() (*Message, error) - SendMessage(*Message) error -} - -var ( - transports = make(map[string]func(string) (transport, error)) -) - -func getTransport(address string) (transport, error) { - var err error - var t transport - - addresses := strings.Split(address, ";") - for _, v := range addresses { - i := strings.IndexRune(v, ':') - if i == -1 { - err = errors.New("dbus: invalid bus address (no transport)") - continue - } - f := transports[v[:i]] - if f == nil { - err = errors.New("dbus: invalid bus address (invalid or unsupported transport)") - continue - } - t, err = f(v[i+1:]) - if err == nil { - return t, nil - } - } - return nil, err -} - -// dereferenceAll returns a slice that, assuming that vs is a slice of pointers -// of arbitrary types, containes the values that are obtained from dereferencing -// all elements in vs. -func dereferenceAll(vs []interface{}) []interface{} { - for i := range vs { - v := reflect.ValueOf(vs[i]) - v = v.Elem() - vs[i] = v.Interface() - } - return vs -} - -// getKey gets a key from a the list of keys. Returns "" on error / not found... -func getKey(s, key string) string { - for _, keyEqualsValue := range strings.Split(s, ",") { - keyValue := strings.SplitN(keyEqualsValue, "=", 2) - if len(keyValue) == 2 && keyValue[0] == key { - return keyValue[1] - } - } - return "" -} diff --git a/vendor/github.com/godbus/dbus/conn_other.go b/vendor/github.com/godbus/dbus/conn_other.go deleted file mode 100644 index 254c9f2..0000000 --- a/vendor/github.com/godbus/dbus/conn_other.go +++ /dev/null @@ -1,42 +0,0 @@ -// +build !darwin - -package dbus - -import ( - "bytes" - "errors" - "fmt" - "os" - "os/exec" -) - -const defaultSystemBusAddress = "unix:path=/var/run/dbus/system_bus_socket" - -func getSessionBusPlatformAddress() (string, error) { - cmd := exec.Command("dbus-launch") - b, err := cmd.CombinedOutput() - - if err != nil { - return "", err - } - - i := bytes.IndexByte(b, '=') - j := bytes.IndexByte(b, '\n') - - if i == -1 || j == -1 { - return "", errors.New("dbus: couldn't determine address of session bus") - } - - env, addr := string(b[0:i]), string(b[i+1:j]) - os.Setenv(env, addr) - - return addr, nil -} - -func getSystemBusPlatformAddress() string { - address := os.Getenv("DBUS_SYSTEM_BUS_ADDRESS") - if address != "" { - return fmt.Sprintf("unix:path=%s", address) - } - return defaultSystemBusAddress -} diff --git a/vendor/github.com/godbus/dbus/object.go b/vendor/github.com/godbus/dbus/object.go deleted file mode 100644 index 6d95583..0000000 --- a/vendor/github.com/godbus/dbus/object.go +++ /dev/null @@ -1,147 +0,0 @@ -package dbus - -import ( - "errors" - "strings" -) - -// BusObject is the interface of a remote object on which methods can be -// invoked. -type BusObject interface { - Call(method string, flags Flags, args ...interface{}) *Call - Go(method string, flags Flags, ch chan *Call, args ...interface{}) *Call - GetProperty(p string) (Variant, error) - Destination() string - Path() ObjectPath -} - -// Object represents a remote object on which methods can be invoked. -type Object struct { - conn *Conn - dest string - path ObjectPath -} - -// Call calls a method with (*Object).Go and waits for its reply. -func (o *Object) Call(method string, flags Flags, args ...interface{}) *Call { - return <-o.Go(method, flags, make(chan *Call, 1), args...).Done -} - -// AddMatchSignal subscribes BusObject to signals from specified interface and -// method (member). -func (o *Object) AddMatchSignal(iface, member string) *Call { - return o.Call( - "org.freedesktop.DBus.AddMatch", - 0, - "type='signal',interface='"+iface+"',member='"+member+"'", - ) -} - -// Go calls a method with the given arguments asynchronously. It returns a -// Call structure representing this method call. The passed channel will -// return the same value once the call is done. If ch is nil, a new channel -// will be allocated. Otherwise, ch has to be buffered or Go will panic. -// -// If the flags include FlagNoReplyExpected, ch is ignored and a Call structure -// is returned with any error in Err and a closed channel in Done containing -// the returned Call as it's one entry. -// -// If the method parameter contains a dot ('.'), the part before the last dot -// specifies the interface on which the method is called. -func (o *Object) Go(method string, flags Flags, ch chan *Call, args ...interface{}) *Call { - iface := "" - i := strings.LastIndex(method, ".") - if i != -1 { - iface = method[:i] - } - method = method[i+1:] - msg := new(Message) - msg.Type = TypeMethodCall - msg.serial = o.conn.getSerial() - msg.Flags = flags & (FlagNoAutoStart | FlagNoReplyExpected) - msg.Headers = make(map[HeaderField]Variant) - msg.Headers[FieldPath] = MakeVariant(o.path) - msg.Headers[FieldDestination] = MakeVariant(o.dest) - msg.Headers[FieldMember] = MakeVariant(method) - if iface != "" { - msg.Headers[FieldInterface] = MakeVariant(iface) - } - msg.Body = args - if len(args) > 0 { - msg.Headers[FieldSignature] = MakeVariant(SignatureOf(args...)) - } - if msg.Flags&FlagNoReplyExpected == 0 { - if ch == nil { - ch = make(chan *Call, 10) - } else if cap(ch) == 0 { - panic("dbus: unbuffered channel passed to (*Object).Go") - } - call := &Call{ - Destination: o.dest, - Path: o.path, - Method: method, - Args: args, - Done: ch, - } - o.conn.callsLck.Lock() - o.conn.calls[msg.serial] = call - o.conn.callsLck.Unlock() - o.conn.outLck.RLock() - if o.conn.closed { - call.Err = ErrClosed - call.Done <- call - } else { - o.conn.out <- msg - } - o.conn.outLck.RUnlock() - return call - } - o.conn.outLck.RLock() - defer o.conn.outLck.RUnlock() - done := make(chan *Call, 1) - call := &Call{ - Err: nil, - Done: done, - } - defer func() { - call.Done <- call - close(done) - }() - if o.conn.closed { - call.Err = ErrClosed - return call - } - o.conn.out <- msg - return call -} - -// GetProperty calls org.freedesktop.DBus.Properties.GetProperty on the given -// object. The property name must be given in interface.member notation. -func (o *Object) GetProperty(p string) (Variant, error) { - idx := strings.LastIndex(p, ".") - if idx == -1 || idx+1 == len(p) { - return Variant{}, errors.New("dbus: invalid property " + p) - } - - iface := p[:idx] - prop := p[idx+1:] - - result := Variant{} - err := o.Call("org.freedesktop.DBus.Properties.Get", 0, iface, prop).Store(&result) - - if err != nil { - return Variant{}, err - } - - return result, nil -} - -// Destination returns the destination that calls on (o *Object) are sent to. -func (o *Object) Destination() string { - return o.dest -} - -// Path returns the path that calls on (o *Object") are sent to. -func (o *Object) Path() ObjectPath { - return o.path -} diff --git a/vendor/github.com/godbus/dbus/CONTRIBUTING.md b/vendor/github.com/godbus/dbus/v5/CONTRIBUTING.md similarity index 100% rename from vendor/github.com/godbus/dbus/CONTRIBUTING.md rename to vendor/github.com/godbus/dbus/v5/CONTRIBUTING.md diff --git a/vendor/github.com/godbus/dbus/LICENSE b/vendor/github.com/godbus/dbus/v5/LICENSE similarity index 100% rename from vendor/github.com/godbus/dbus/LICENSE rename to vendor/github.com/godbus/dbus/v5/LICENSE diff --git a/vendor/github.com/godbus/dbus/MAINTAINERS b/vendor/github.com/godbus/dbus/v5/MAINTAINERS similarity index 100% rename from vendor/github.com/godbus/dbus/MAINTAINERS rename to vendor/github.com/godbus/dbus/v5/MAINTAINERS diff --git a/vendor/github.com/godbus/dbus/README.markdown b/vendor/github.com/godbus/dbus/v5/README.markdown similarity index 80% rename from vendor/github.com/godbus/dbus/README.markdown rename to vendor/github.com/godbus/dbus/v5/README.markdown index d37f4e2..1fb2eac 100644 --- a/vendor/github.com/godbus/dbus/README.markdown +++ b/vendor/github.com/godbus/dbus/v5/README.markdown @@ -1,4 +1,4 @@ -[![Build Status](https://travis-ci.org/godbus/dbus.svg?branch=master)](https://travis-ci.org/godbus/dbus) +![Build Status](https://github.com/godbus/dbus/workflows/Go/badge.svg) dbus ---- @@ -14,7 +14,7 @@ D-Bus message bus system. ### Installation -This packages requires Go 1.1. If you installed it and set up your GOPATH, just run: +This packages requires Go 1.7. If you installed it and set up your GOPATH, just run: ``` go get github.com/godbus/dbus @@ -32,6 +32,8 @@ gives a short overview over the basic usage. #### Projects using godbus - [notify](https://github.com/esiqveland/notify) provides desktop notifications over dbus into a library. - [go-bluetooth](https://github.com/muka/go-bluetooth) provides a bluetooth client over bluez dbus API. +- [playerbm](https://github.com/altdesktop/playerbm) a bookmark utility for media players. +- [iwd](https://github.com/shibumi/iwd) go bindings for the internet wireless daemon "iwd". Please note that the API is considered unstable for now and may change without further notice. diff --git a/vendor/github.com/godbus/dbus/auth.go b/vendor/github.com/godbus/dbus/v5/auth.go similarity index 97% rename from vendor/github.com/godbus/dbus/auth.go rename to vendor/github.com/godbus/dbus/v5/auth.go index 98017b6..283487a 100644 --- a/vendor/github.com/godbus/dbus/auth.go +++ b/vendor/github.com/godbus/dbus/v5/auth.go @@ -37,7 +37,7 @@ const ( // Auth defines the behaviour of an authentication mechanism. type Auth interface { - // Return the name of the mechnism, the argument to the first AUTH command + // Return the name of the mechanism, the argument to the first AUTH command // and the next status. FirstData() (name, resp []byte, status AuthStatus) @@ -77,7 +77,7 @@ func (conn *Conn) Auth(methods []Auth) error { for _, m := range methods { if name, data, status := m.FirstData(); bytes.Equal(v, name) { var ok bool - err = authWriteLine(conn.transport, []byte("AUTH"), []byte(v), data) + err = authWriteLine(conn.transport, []byte("AUTH"), v, data) if err != nil { return err } @@ -116,7 +116,6 @@ func (conn *Conn) Auth(methods []Auth) error { return err } go conn.inWorker() - go conn.outWorker() return nil } } @@ -128,7 +127,7 @@ func (conn *Conn) Auth(methods []Auth) error { // tryAuth tries to authenticate with m as the mechanism, using state as the // initial authState and in for reading input. It returns (nil, true) on // success, (nil, false) on a REJECTED and (someErr, false) if some other -// error occured. +// error occurred. func (conn *Conn) tryAuth(m Auth, state authState, in *bufio.Reader) (error, bool) { for { s, err := authReadLine(in) diff --git a/vendor/github.com/godbus/dbus/v5/auth_anonymous.go b/vendor/github.com/godbus/dbus/v5/auth_anonymous.go new file mode 100644 index 0000000..75f3ad3 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/auth_anonymous.go @@ -0,0 +1,16 @@ +package dbus + +// AuthAnonymous returns an Auth that uses the ANONYMOUS mechanism. +func AuthAnonymous() Auth { + return &authAnonymous{} +} + +type authAnonymous struct{} + +func (a *authAnonymous) FirstData() (name, resp []byte, status AuthStatus) { + return []byte("ANONYMOUS"), nil, AuthOk +} + +func (a *authAnonymous) HandleData(data []byte) (resp []byte, status AuthStatus) { + return nil, AuthError +} diff --git a/vendor/github.com/godbus/dbus/auth_external.go b/vendor/github.com/godbus/dbus/v5/auth_external.go similarity index 100% rename from vendor/github.com/godbus/dbus/auth_external.go rename to vendor/github.com/godbus/dbus/v5/auth_external.go diff --git a/vendor/github.com/godbus/dbus/auth_sha1.go b/vendor/github.com/godbus/dbus/v5/auth_sha1.go similarity index 96% rename from vendor/github.com/godbus/dbus/auth_sha1.go rename to vendor/github.com/godbus/dbus/v5/auth_sha1.go index df15b46..8028670 100644 --- a/vendor/github.com/godbus/dbus/auth_sha1.go +++ b/vendor/github.com/godbus/dbus/v5/auth_sha1.go @@ -60,7 +60,7 @@ func (a authCookieSha1) HandleData(data []byte) ([]byte, AuthStatus) { // getCookie searches for the cookie identified by id in context and returns // the cookie content or nil. (Since HandleData can't return a specific error, -// but only whether an error occured, this function also doesn't bother to +// but only whether an error occurred, this function also doesn't bother to // return an error.) func (a authCookieSha1) getCookie(context, id []byte) []byte { file, err := os.Open(a.home + "/.dbus-keyrings/" + string(context)) diff --git a/vendor/github.com/godbus/dbus/v5/call.go b/vendor/github.com/godbus/dbus/v5/call.go new file mode 100644 index 0000000..b06b063 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/call.go @@ -0,0 +1,69 @@ +package dbus + +import ( + "context" + "errors" +) + +var errSignature = errors.New("dbus: mismatched signature") + +// Call represents a pending or completed method call. +type Call struct { + Destination string + Path ObjectPath + Method string + Args []interface{} + + // Strobes when the call is complete. + Done chan *Call + + // After completion, the error status. If this is non-nil, it may be an + // error message from the peer (with Error as its type) or some other error. + Err error + + // Holds the response once the call is done. + Body []interface{} + + // ResponseSequence stores the sequence number of the DBus message containing + // the call response (or error). This can be compared to the sequence number + // of other call responses and signals on this connection to determine their + // relative ordering on the underlying DBus connection. + // For errors, ResponseSequence is populated only if the error came from a + // DBusMessage that was received or if there was an error receiving. In case of + // failure to make the call, ResponseSequence will be NoSequence. + ResponseSequence Sequence + + // tracks context and canceler + ctx context.Context + ctxCanceler context.CancelFunc +} + +func (c *Call) Context() context.Context { + if c.ctx == nil { + return context.Background() + } + + return c.ctx +} + +func (c *Call) ContextCancel() { + if c.ctxCanceler != nil { + c.ctxCanceler() + } +} + +// Store stores the body of the reply into the provided pointers. It returns +// an error if the signatures of the body and retvalues don't match, or if +// the error status is not nil. +func (c *Call) Store(retvalues ...interface{}) error { + if c.Err != nil { + return c.Err + } + + return Store(c.Body, retvalues...) +} + +func (c *Call) done() { + c.Done <- c + c.ContextCancel() +} diff --git a/vendor/github.com/godbus/dbus/v5/conn.go b/vendor/github.com/godbus/dbus/v5/conn.go new file mode 100644 index 0000000..29fe018 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/conn.go @@ -0,0 +1,959 @@ +package dbus + +import ( + "context" + "errors" + "io" + "os" + "strings" + "sync" +) + +var ( + systemBus *Conn + systemBusLck sync.Mutex + sessionBus *Conn + sessionBusLck sync.Mutex +) + +// ErrClosed is the error returned by calls on a closed connection. +var ErrClosed = errors.New("dbus: connection closed by user") + +// Conn represents a connection to a message bus (usually, the system or +// session bus). +// +// Connections are either shared or private. Shared connections +// are shared between calls to the functions that return them. As a result, +// the methods Close, Auth and Hello must not be called on them. +// +// Multiple goroutines may invoke methods on a connection simultaneously. +type Conn struct { + transport + + ctx context.Context + cancelCtx context.CancelFunc + + closeOnce sync.Once + closeErr error + + busObj BusObject + unixFD bool + uuid string + + handler Handler + signalHandler SignalHandler + serialGen SerialGenerator + inInt Interceptor + outInt Interceptor + auth []Auth + + names *nameTracker + calls *callTracker + outHandler *outputHandler + + eavesdropped chan<- *Message + eavesdroppedLck sync.Mutex +} + +// SessionBus returns a shared connection to the session bus, connecting to it +// if not already done. +func SessionBus() (conn *Conn, err error) { + sessionBusLck.Lock() + defer sessionBusLck.Unlock() + if sessionBus != nil && + sessionBus.Connected() { + return sessionBus, nil + } + defer func() { + if conn != nil { + sessionBus = conn + } + }() + conn, err = ConnectSessionBus() + return +} + +func getSessionBusAddress() (string, error) { + if address := os.Getenv("DBUS_SESSION_BUS_ADDRESS"); address != "" && address != "autolaunch:" { + return address, nil + + } else if address := tryDiscoverDbusSessionBusAddress(); address != "" { + os.Setenv("DBUS_SESSION_BUS_ADDRESS", address) + return address, nil + } + return getSessionBusPlatformAddress() +} + +// SessionBusPrivate returns a new private connection to the session bus. +func SessionBusPrivate(opts ...ConnOption) (*Conn, error) { + address, err := getSessionBusAddress() + if err != nil { + return nil, err + } + + return Dial(address, opts...) +} + +// SessionBusPrivate returns a new private connection to the session bus. +// +// Deprecated: use SessionBusPrivate with options instead. +func SessionBusPrivateHandler(handler Handler, signalHandler SignalHandler) (*Conn, error) { + return SessionBusPrivate(WithHandler(handler), WithSignalHandler(signalHandler)) +} + +// SystemBus returns a shared connection to the system bus, connecting to it if +// not already done. +func SystemBus() (conn *Conn, err error) { + systemBusLck.Lock() + defer systemBusLck.Unlock() + if systemBus != nil && + systemBus.Connected() { + return systemBus, nil + } + defer func() { + if conn != nil { + systemBus = conn + } + }() + conn, err = ConnectSystemBus() + return +} + +// ConnectSessionBus connects to the session bus. +func ConnectSessionBus(opts ...ConnOption) (*Conn, error) { + address, err := getSessionBusAddress() + if err != nil { + return nil, err + } + return Connect(address, opts...) +} + +// ConnectSystemBus connects to the system bus. +func ConnectSystemBus(opts ...ConnOption) (*Conn, error) { + return Connect(getSystemBusPlatformAddress(), opts...) +} + +// Connect connects to the given address. +// +// Returned connection is ready to use and doesn't require calling +// Auth and Hello methods to make it usable. +func Connect(address string, opts ...ConnOption) (*Conn, error) { + conn, err := Dial(address, opts...) + if err != nil { + return nil, err + } + if err = conn.Auth(conn.auth); err != nil { + _ = conn.Close() + return nil, err + } + if err = conn.Hello(); err != nil { + _ = conn.Close() + return nil, err + } + return conn, nil +} + +// SystemBusPrivate returns a new private connection to the system bus. +// Note: this connection is not ready to use. One must perform Auth and Hello +// on the connection before it is useable. +func SystemBusPrivate(opts ...ConnOption) (*Conn, error) { + return Dial(getSystemBusPlatformAddress(), opts...) +} + +// SystemBusPrivateHandler returns a new private connection to the system bus, using the provided handlers. +// +// Deprecated: use SystemBusPrivate with options instead. +func SystemBusPrivateHandler(handler Handler, signalHandler SignalHandler) (*Conn, error) { + return SystemBusPrivate(WithHandler(handler), WithSignalHandler(signalHandler)) +} + +// Dial establishes a new private connection to the message bus specified by address. +func Dial(address string, opts ...ConnOption) (*Conn, error) { + tr, err := getTransport(address) + if err != nil { + return nil, err + } + return newConn(tr, opts...) +} + +// DialHandler establishes a new private connection to the message bus specified by address, using the supplied handlers. +// +// Deprecated: use Dial with options instead. +func DialHandler(address string, handler Handler, signalHandler SignalHandler) (*Conn, error) { + return Dial(address, WithSignalHandler(signalHandler)) +} + +// ConnOption is a connection option. +type ConnOption func(conn *Conn) error + +// WithHandler overrides the default handler. +func WithHandler(handler Handler) ConnOption { + return func(conn *Conn) error { + conn.handler = handler + return nil + } +} + +// WithSignalHandler overrides the default signal handler. +func WithSignalHandler(handler SignalHandler) ConnOption { + return func(conn *Conn) error { + conn.signalHandler = handler + return nil + } +} + +// WithSerialGenerator overrides the default signals generator. +func WithSerialGenerator(gen SerialGenerator) ConnOption { + return func(conn *Conn) error { + conn.serialGen = gen + return nil + } +} + +// WithAuth sets authentication methods for the auth conversation. +func WithAuth(methods ...Auth) ConnOption { + return func(conn *Conn) error { + conn.auth = methods + return nil + } +} + +// Interceptor intercepts incoming and outgoing messages. +type Interceptor func(msg *Message) + +// WithIncomingInterceptor sets the given interceptor for incoming messages. +func WithIncomingInterceptor(interceptor Interceptor) ConnOption { + return func(conn *Conn) error { + conn.inInt = interceptor + return nil + } +} + +// WithOutgoingInterceptor sets the given interceptor for outgoing messages. +func WithOutgoingInterceptor(interceptor Interceptor) ConnOption { + return func(conn *Conn) error { + conn.outInt = interceptor + return nil + } +} + +// WithContext overrides the default context for the connection. +func WithContext(ctx context.Context) ConnOption { + return func(conn *Conn) error { + conn.ctx = ctx + return nil + } +} + +// NewConn creates a new private *Conn from an already established connection. +func NewConn(conn io.ReadWriteCloser, opts ...ConnOption) (*Conn, error) { + return newConn(genericTransport{conn}, opts...) +} + +// NewConnHandler creates a new private *Conn from an already established connection, using the supplied handlers. +// +// Deprecated: use NewConn with options instead. +func NewConnHandler(conn io.ReadWriteCloser, handler Handler, signalHandler SignalHandler) (*Conn, error) { + return NewConn(genericTransport{conn}, WithHandler(handler), WithSignalHandler(signalHandler)) +} + +// newConn creates a new *Conn from a transport. +func newConn(tr transport, opts ...ConnOption) (*Conn, error) { + conn := new(Conn) + conn.transport = tr + for _, opt := range opts { + if err := opt(conn); err != nil { + return nil, err + } + } + if conn.ctx == nil { + conn.ctx = context.Background() + } + conn.ctx, conn.cancelCtx = context.WithCancel(conn.ctx) + go func() { + <-conn.ctx.Done() + conn.Close() + }() + + conn.calls = newCallTracker() + if conn.handler == nil { + conn.handler = NewDefaultHandler() + } + if conn.signalHandler == nil { + conn.signalHandler = NewDefaultSignalHandler() + } + if conn.serialGen == nil { + conn.serialGen = newSerialGenerator() + } + conn.outHandler = &outputHandler{conn: conn} + conn.names = newNameTracker() + conn.busObj = conn.Object("org.freedesktop.DBus", "/org/freedesktop/DBus") + return conn, nil +} + +// BusObject returns the object owned by the bus daemon which handles +// administrative requests. +func (conn *Conn) BusObject() BusObject { + return conn.busObj +} + +// Close closes the connection. Any blocked operations will return with errors +// and the channels passed to Eavesdrop and Signal are closed. This method must +// not be called on shared connections. +func (conn *Conn) Close() error { + conn.closeOnce.Do(func() { + conn.outHandler.close() + if term, ok := conn.signalHandler.(Terminator); ok { + term.Terminate() + } + + if term, ok := conn.handler.(Terminator); ok { + term.Terminate() + } + + conn.eavesdroppedLck.Lock() + if conn.eavesdropped != nil { + close(conn.eavesdropped) + } + conn.eavesdroppedLck.Unlock() + + conn.cancelCtx() + + conn.closeErr = conn.transport.Close() + }) + return conn.closeErr +} + +// Context returns the context associated with the connection. The +// context will be cancelled when the connection is closed. +func (conn *Conn) Context() context.Context { + return conn.ctx +} + +// Connected returns whether conn is connected +func (conn *Conn) Connected() bool { + return conn.ctx.Err() == nil +} + +// Eavesdrop causes conn to send all incoming messages to the given channel +// without further processing. Method replies, errors and signals will not be +// sent to the appropriate channels and method calls will not be handled. If nil +// is passed, the normal behaviour is restored. +// +// The caller has to make sure that ch is sufficiently buffered; +// if a message arrives when a write to ch is not possible, the message is +// discarded. +func (conn *Conn) Eavesdrop(ch chan<- *Message) { + conn.eavesdroppedLck.Lock() + conn.eavesdropped = ch + conn.eavesdroppedLck.Unlock() +} + +// getSerial returns an unused serial. +func (conn *Conn) getSerial() uint32 { + return conn.serialGen.GetSerial() +} + +// Hello sends the initial org.freedesktop.DBus.Hello call. This method must be +// called after authentication, but before sending any other messages to the +// bus. Hello must not be called for shared connections. +func (conn *Conn) Hello() error { + var s string + err := conn.busObj.Call("org.freedesktop.DBus.Hello", 0).Store(&s) + if err != nil { + return err + } + conn.names.acquireUniqueConnectionName(s) + return nil +} + +// inWorker runs in an own goroutine, reading incoming messages from the +// transport and dispatching them appropriately. +func (conn *Conn) inWorker() { + sequenceGen := newSequenceGenerator() + for { + msg, err := conn.ReadMessage() + if err != nil { + if _, ok := err.(InvalidMessageError); !ok { + // Some read error occurred (usually EOF); we can't really do + // anything but to shut down all stuff and returns errors to all + // pending replies. + conn.Close() + conn.calls.finalizeAllWithError(sequenceGen, err) + return + } + // invalid messages are ignored + continue + } + conn.eavesdroppedLck.Lock() + if conn.eavesdropped != nil { + select { + case conn.eavesdropped <- msg: + default: + } + conn.eavesdroppedLck.Unlock() + continue + } + conn.eavesdroppedLck.Unlock() + dest, _ := msg.Headers[FieldDestination].value.(string) + found := dest == "" || + !conn.names.uniqueNameIsKnown() || + conn.names.isKnownName(dest) + if !found { + // Eavesdropped a message, but no channel for it is registered. + // Ignore it. + continue + } + + if conn.inInt != nil { + conn.inInt(msg) + } + sequence := sequenceGen.next() + switch msg.Type { + case TypeError: + conn.serialGen.RetireSerial(conn.calls.handleDBusError(sequence, msg)) + case TypeMethodReply: + conn.serialGen.RetireSerial(conn.calls.handleReply(sequence, msg)) + case TypeSignal: + conn.handleSignal(sequence, msg) + case TypeMethodCall: + go conn.handleCall(msg) + } + + } +} + +func (conn *Conn) handleSignal(sequence Sequence, msg *Message) { + iface := msg.Headers[FieldInterface].value.(string) + member := msg.Headers[FieldMember].value.(string) + // as per http://dbus.freedesktop.org/doc/dbus-specification.html , + // sender is optional for signals. + sender, _ := msg.Headers[FieldSender].value.(string) + if iface == "org.freedesktop.DBus" && sender == "org.freedesktop.DBus" { + if member == "NameLost" { + // If we lost the name on the bus, remove it from our + // tracking list. + name, ok := msg.Body[0].(string) + if !ok { + panic("Unable to read the lost name") + } + conn.names.loseName(name) + } else if member == "NameAcquired" { + // If we acquired the name on the bus, add it to our + // tracking list. + name, ok := msg.Body[0].(string) + if !ok { + panic("Unable to read the acquired name") + } + conn.names.acquireName(name) + } + } + signal := &Signal{ + Sender: sender, + Path: msg.Headers[FieldPath].value.(ObjectPath), + Name: iface + "." + member, + Body: msg.Body, + Sequence: sequence, + } + conn.signalHandler.DeliverSignal(iface, member, signal) +} + +// Names returns the list of all names that are currently owned by this +// connection. The slice is always at least one element long, the first element +// being the unique name of the connection. +func (conn *Conn) Names() []string { + return conn.names.listKnownNames() +} + +// Object returns the object identified by the given destination name and path. +func (conn *Conn) Object(dest string, path ObjectPath) BusObject { + return &Object{conn, dest, path} +} + +func (conn *Conn) sendMessageAndIfClosed(msg *Message, ifClosed func()) { + if msg.serial == 0 { + msg.serial = conn.getSerial() + } + if conn.outInt != nil { + conn.outInt(msg) + } + err := conn.outHandler.sendAndIfClosed(msg, ifClosed) + conn.calls.handleSendError(msg, err) + if err != nil { + conn.serialGen.RetireSerial(msg.serial) + } else if msg.Type != TypeMethodCall { + conn.serialGen.RetireSerial(msg.serial) + } +} + +// Send sends the given message to the message bus. You usually don't need to +// use this; use the higher-level equivalents (Call / Go, Emit and Export) +// instead. If msg is a method call and NoReplyExpected is not set, a non-nil +// call is returned and the same value is sent to ch (which must be buffered) +// once the call is complete. Otherwise, ch is ignored and a Call structure is +// returned of which only the Err member is valid. +func (conn *Conn) Send(msg *Message, ch chan *Call) *Call { + return conn.send(context.Background(), msg, ch) +} + +// SendWithContext acts like Send but takes a context +func (conn *Conn) SendWithContext(ctx context.Context, msg *Message, ch chan *Call) *Call { + return conn.send(ctx, msg, ch) +} + +func (conn *Conn) send(ctx context.Context, msg *Message, ch chan *Call) *Call { + if ctx == nil { + panic("nil context") + } + if ch == nil { + ch = make(chan *Call, 1) + } else if cap(ch) == 0 { + panic("dbus: unbuffered channel passed to (*Conn).Send") + } + + var call *Call + ctx, canceler := context.WithCancel(ctx) + msg.serial = conn.getSerial() + if msg.Type == TypeMethodCall && msg.Flags&FlagNoReplyExpected == 0 { + call = new(Call) + call.Destination, _ = msg.Headers[FieldDestination].value.(string) + call.Path, _ = msg.Headers[FieldPath].value.(ObjectPath) + iface, _ := msg.Headers[FieldInterface].value.(string) + member, _ := msg.Headers[FieldMember].value.(string) + call.Method = iface + "." + member + call.Args = msg.Body + call.Done = ch + call.ctx = ctx + call.ctxCanceler = canceler + conn.calls.track(msg.serial, call) + go func() { + <-ctx.Done() + conn.calls.handleSendError(msg, ctx.Err()) + }() + conn.sendMessageAndIfClosed(msg, func() { + conn.calls.handleSendError(msg, ErrClosed) + canceler() + }) + } else { + canceler() + call = &Call{Err: nil, Done: ch} + ch <- call + conn.sendMessageAndIfClosed(msg, func() { + call = &Call{Err: ErrClosed} + }) + } + return call +} + +// sendError creates an error message corresponding to the parameters and sends +// it to conn.out. +func (conn *Conn) sendError(err error, dest string, serial uint32) { + var e *Error + switch em := err.(type) { + case Error: + e = &em + case *Error: + e = em + case DBusError: + name, body := em.DBusError() + e = NewError(name, body) + default: + e = MakeFailedError(err) + } + msg := new(Message) + msg.Type = TypeError + msg.Headers = make(map[HeaderField]Variant) + if dest != "" { + msg.Headers[FieldDestination] = MakeVariant(dest) + } + msg.Headers[FieldErrorName] = MakeVariant(e.Name) + msg.Headers[FieldReplySerial] = MakeVariant(serial) + msg.Body = e.Body + if len(e.Body) > 0 { + msg.Headers[FieldSignature] = MakeVariant(SignatureOf(e.Body...)) + } + conn.sendMessageAndIfClosed(msg, nil) +} + +// sendReply creates a method reply message corresponding to the parameters and +// sends it to conn.out. +func (conn *Conn) sendReply(dest string, serial uint32, values ...interface{}) { + msg := new(Message) + msg.Type = TypeMethodReply + msg.Headers = make(map[HeaderField]Variant) + if dest != "" { + msg.Headers[FieldDestination] = MakeVariant(dest) + } + msg.Headers[FieldReplySerial] = MakeVariant(serial) + msg.Body = values + if len(values) > 0 { + msg.Headers[FieldSignature] = MakeVariant(SignatureOf(values...)) + } + conn.sendMessageAndIfClosed(msg, nil) +} + +// AddMatchSignal registers the given match rule to receive broadcast +// signals based on their contents. +func (conn *Conn) AddMatchSignal(options ...MatchOption) error { + return conn.AddMatchSignalContext(context.Background(), options...) +} + +// AddMatchSignalContext acts like AddMatchSignal but takes a context. +func (conn *Conn) AddMatchSignalContext(ctx context.Context, options ...MatchOption) error { + options = append([]MatchOption{withMatchType("signal")}, options...) + return conn.busObj.CallWithContext( + ctx, + "org.freedesktop.DBus.AddMatch", 0, + formatMatchOptions(options), + ).Store() +} + +// RemoveMatchSignal removes the first rule that matches previously registered with AddMatchSignal. +func (conn *Conn) RemoveMatchSignal(options ...MatchOption) error { + return conn.RemoveMatchSignalContext(context.Background(), options...) +} + +// RemoveMatchSignalContext acts like RemoveMatchSignal but takes a context. +func (conn *Conn) RemoveMatchSignalContext(ctx context.Context, options ...MatchOption) error { + options = append([]MatchOption{withMatchType("signal")}, options...) + return conn.busObj.CallWithContext( + ctx, + "org.freedesktop.DBus.RemoveMatch", 0, + formatMatchOptions(options), + ).Store() +} + +// Signal registers the given channel to be passed all received signal messages. +// +// Multiple of these channels can be registered at the same time. +// +// These channels are "overwritten" by Eavesdrop; i.e., if there currently is a +// channel for eavesdropped messages, this channel receives all signals, and +// none of the channels passed to Signal will receive any signals. +// +// Panics if the signal handler is not a `SignalRegistrar`. +func (conn *Conn) Signal(ch chan<- *Signal) { + handler, ok := conn.signalHandler.(SignalRegistrar) + if !ok { + panic("cannot use this method with a non SignalRegistrar handler") + } + handler.AddSignal(ch) +} + +// RemoveSignal removes the given channel from the list of the registered channels. +// +// Panics if the signal handler is not a `SignalRegistrar`. +func (conn *Conn) RemoveSignal(ch chan<- *Signal) { + handler, ok := conn.signalHandler.(SignalRegistrar) + if !ok { + panic("cannot use this method with a non SignalRegistrar handler") + } + handler.RemoveSignal(ch) +} + +// SupportsUnixFDs returns whether the underlying transport supports passing of +// unix file descriptors. If this is false, method calls containing unix file +// descriptors will return an error and emitted signals containing them will +// not be sent. +func (conn *Conn) SupportsUnixFDs() bool { + return conn.unixFD +} + +// Error represents a D-Bus message of type Error. +type Error struct { + Name string + Body []interface{} +} + +func NewError(name string, body []interface{}) *Error { + return &Error{name, body} +} + +func (e Error) Error() string { + if len(e.Body) >= 1 { + s, ok := e.Body[0].(string) + if ok { + return s + } + } + return e.Name +} + +// Signal represents a D-Bus message of type Signal. The name member is given in +// "interface.member" notation, e.g. org.freedesktop.D-Bus.NameLost. +type Signal struct { + Sender string + Path ObjectPath + Name string + Body []interface{} + Sequence Sequence +} + +// transport is a D-Bus transport. +type transport interface { + // Read and Write raw data (for example, for the authentication protocol). + io.ReadWriteCloser + + // Send the initial null byte used for the EXTERNAL mechanism. + SendNullByte() error + + // Returns whether this transport supports passing Unix FDs. + SupportsUnixFDs() bool + + // Signal the transport that Unix FD passing is enabled for this connection. + EnableUnixFDs() + + // Read / send a message, handling things like Unix FDs. + ReadMessage() (*Message, error) + SendMessage(*Message) error +} + +var ( + transports = make(map[string]func(string) (transport, error)) +) + +func getTransport(address string) (transport, error) { + var err error + var t transport + + addresses := strings.Split(address, ";") + for _, v := range addresses { + i := strings.IndexRune(v, ':') + if i == -1 { + err = errors.New("dbus: invalid bus address (no transport)") + continue + } + f := transports[v[:i]] + if f == nil { + err = errors.New("dbus: invalid bus address (invalid or unsupported transport)") + continue + } + t, err = f(v[i+1:]) + if err == nil { + return t, nil + } + } + return nil, err +} + +// getKey gets a key from a the list of keys. Returns "" on error / not found... +func getKey(s, key string) string { + for _, keyEqualsValue := range strings.Split(s, ",") { + keyValue := strings.SplitN(keyEqualsValue, "=", 2) + if len(keyValue) == 2 && keyValue[0] == key { + return keyValue[1] + } + } + return "" +} + +type outputHandler struct { + conn *Conn + sendLck sync.Mutex + closed struct { + isClosed bool + lck sync.RWMutex + } +} + +func (h *outputHandler) sendAndIfClosed(msg *Message, ifClosed func()) error { + h.closed.lck.RLock() + defer h.closed.lck.RUnlock() + if h.closed.isClosed { + if ifClosed != nil { + ifClosed() + } + return nil + } + h.sendLck.Lock() + defer h.sendLck.Unlock() + return h.conn.SendMessage(msg) +} + +func (h *outputHandler) close() { + h.closed.lck.Lock() + defer h.closed.lck.Unlock() + h.closed.isClosed = true +} + +type serialGenerator struct { + lck sync.Mutex + nextSerial uint32 + serialUsed map[uint32]bool +} + +func newSerialGenerator() *serialGenerator { + return &serialGenerator{ + serialUsed: map[uint32]bool{0: true}, + nextSerial: 1, + } +} + +func (gen *serialGenerator) GetSerial() uint32 { + gen.lck.Lock() + defer gen.lck.Unlock() + n := gen.nextSerial + for gen.serialUsed[n] { + n++ + } + gen.serialUsed[n] = true + gen.nextSerial = n + 1 + return n +} + +func (gen *serialGenerator) RetireSerial(serial uint32) { + gen.lck.Lock() + defer gen.lck.Unlock() + delete(gen.serialUsed, serial) +} + +type nameTracker struct { + lck sync.RWMutex + unique string + names map[string]struct{} +} + +func newNameTracker() *nameTracker { + return &nameTracker{names: map[string]struct{}{}} +} +func (tracker *nameTracker) acquireUniqueConnectionName(name string) { + tracker.lck.Lock() + defer tracker.lck.Unlock() + tracker.unique = name +} +func (tracker *nameTracker) acquireName(name string) { + tracker.lck.Lock() + defer tracker.lck.Unlock() + tracker.names[name] = struct{}{} +} +func (tracker *nameTracker) loseName(name string) { + tracker.lck.Lock() + defer tracker.lck.Unlock() + delete(tracker.names, name) +} + +func (tracker *nameTracker) uniqueNameIsKnown() bool { + tracker.lck.RLock() + defer tracker.lck.RUnlock() + return tracker.unique != "" +} +func (tracker *nameTracker) isKnownName(name string) bool { + tracker.lck.RLock() + defer tracker.lck.RUnlock() + _, ok := tracker.names[name] + return ok || name == tracker.unique +} +func (tracker *nameTracker) listKnownNames() []string { + tracker.lck.RLock() + defer tracker.lck.RUnlock() + out := make([]string, 0, len(tracker.names)+1) + out = append(out, tracker.unique) + for k := range tracker.names { + out = append(out, k) + } + return out +} + +type callTracker struct { + calls map[uint32]*Call + lck sync.RWMutex +} + +func newCallTracker() *callTracker { + return &callTracker{calls: map[uint32]*Call{}} +} + +func (tracker *callTracker) track(sn uint32, call *Call) { + tracker.lck.Lock() + tracker.calls[sn] = call + tracker.lck.Unlock() +} + +func (tracker *callTracker) handleReply(sequence Sequence, msg *Message) uint32 { + serial := msg.Headers[FieldReplySerial].value.(uint32) + tracker.lck.RLock() + _, ok := tracker.calls[serial] + tracker.lck.RUnlock() + if ok { + tracker.finalizeWithBody(serial, sequence, msg.Body) + } + return serial +} + +func (tracker *callTracker) handleDBusError(sequence Sequence, msg *Message) uint32 { + serial := msg.Headers[FieldReplySerial].value.(uint32) + tracker.lck.RLock() + _, ok := tracker.calls[serial] + tracker.lck.RUnlock() + if ok { + name, _ := msg.Headers[FieldErrorName].value.(string) + tracker.finalizeWithError(serial, sequence, Error{name, msg.Body}) + } + return serial +} + +func (tracker *callTracker) handleSendError(msg *Message, err error) { + if err == nil { + return + } + tracker.lck.RLock() + _, ok := tracker.calls[msg.serial] + tracker.lck.RUnlock() + if ok { + tracker.finalizeWithError(msg.serial, NoSequence, err) + } +} + +// finalize was the only func that did not strobe Done +func (tracker *callTracker) finalize(sn uint32) { + tracker.lck.Lock() + defer tracker.lck.Unlock() + c, ok := tracker.calls[sn] + if ok { + delete(tracker.calls, sn) + c.ContextCancel() + } +} + +func (tracker *callTracker) finalizeWithBody(sn uint32, sequence Sequence, body []interface{}) { + tracker.lck.Lock() + c, ok := tracker.calls[sn] + if ok { + delete(tracker.calls, sn) + } + tracker.lck.Unlock() + if ok { + c.Body = body + c.ResponseSequence = sequence + c.done() + } +} + +func (tracker *callTracker) finalizeWithError(sn uint32, sequence Sequence, err error) { + tracker.lck.Lock() + c, ok := tracker.calls[sn] + if ok { + delete(tracker.calls, sn) + } + tracker.lck.Unlock() + if ok { + c.Err = err + c.ResponseSequence = sequence + c.done() + } +} + +func (tracker *callTracker) finalizeAllWithError(sequenceGen *sequenceGenerator, err error) { + tracker.lck.Lock() + closedCalls := make([]*Call, 0, len(tracker.calls)) + for sn := range tracker.calls { + closedCalls = append(closedCalls, tracker.calls[sn]) + } + tracker.calls = map[uint32]*Call{} + tracker.lck.Unlock() + for _, call := range closedCalls { + call.Err = err + call.ResponseSequence = sequenceGen.next() + call.done() + } +} diff --git a/vendor/github.com/godbus/dbus/conn_darwin.go b/vendor/github.com/godbus/dbus/v5/conn_darwin.go similarity index 91% rename from vendor/github.com/godbus/dbus/conn_darwin.go rename to vendor/github.com/godbus/dbus/v5/conn_darwin.go index c015f80..6e2e402 100644 --- a/vendor/github.com/godbus/dbus/conn_darwin.go +++ b/vendor/github.com/godbus/dbus/v5/conn_darwin.go @@ -31,3 +31,7 @@ func getSystemBusPlatformAddress() string { } return defaultSystemBusAddress } + +func tryDiscoverDbusSessionBusAddress() string { + return "" +} diff --git a/vendor/github.com/godbus/dbus/v5/conn_other.go b/vendor/github.com/godbus/dbus/v5/conn_other.go new file mode 100644 index 0000000..616dcf6 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/conn_other.go @@ -0,0 +1,93 @@ +// +build !darwin + +package dbus + +import ( + "bytes" + "errors" + "fmt" + "io/ioutil" + "os" + "os/exec" + "os/user" + "path" + "strings" +) + +var execCommand = exec.Command + +func getSessionBusPlatformAddress() (string, error) { + cmd := execCommand("dbus-launch") + b, err := cmd.CombinedOutput() + + if err != nil { + return "", err + } + + i := bytes.IndexByte(b, '=') + j := bytes.IndexByte(b, '\n') + + if i == -1 || j == -1 || i > j { + return "", errors.New("dbus: couldn't determine address of session bus") + } + + env, addr := string(b[0:i]), string(b[i+1:j]) + os.Setenv(env, addr) + + return addr, nil +} + +// tryDiscoverDbusSessionBusAddress tries to discover an existing dbus session +// and return the value of its DBUS_SESSION_BUS_ADDRESS. +// It tries different techniques employed by different operating systems, +// returning the first valid address it finds, or an empty string. +// +// * /run/user//bus if this exists, it *is* the bus socket. present on +// Ubuntu 18.04 +// * /run/user//dbus-session: if this exists, it can be parsed for the bus +// address. present on Ubuntu 16.04 +// +// See https://dbus.freedesktop.org/doc/dbus-launch.1.html +func tryDiscoverDbusSessionBusAddress() string { + if runtimeDirectory, err := getRuntimeDirectory(); err == nil { + + if runUserBusFile := path.Join(runtimeDirectory, "bus"); fileExists(runUserBusFile) { + // if /run/user//bus exists, that file itself + // *is* the unix socket, so return its path + return fmt.Sprintf("unix:path=%s", runUserBusFile) + } + if runUserSessionDbusFile := path.Join(runtimeDirectory, "dbus-session"); fileExists(runUserSessionDbusFile) { + // if /run/user//dbus-session exists, it's a + // text file // containing the address of the socket, e.g.: + // DBUS_SESSION_BUS_ADDRESS=unix:abstract=/tmp/dbus-E1c73yNqrG + + if f, err := ioutil.ReadFile(runUserSessionDbusFile); err == nil { + fileContent := string(f) + + prefix := "DBUS_SESSION_BUS_ADDRESS=" + + if strings.HasPrefix(fileContent, prefix) { + address := strings.TrimRight(strings.TrimPrefix(fileContent, prefix), "\n\r") + return address + } + } + } + } + return "" +} + +func getRuntimeDirectory() (string, error) { + if currentUser, err := user.Current(); err != nil { + return "", err + } else { + return fmt.Sprintf("/run/user/%s", currentUser.Uid), nil + } +} + +func fileExists(filename string) bool { + if _, err := os.Stat(filename); !os.IsNotExist(err) { + return true + } else { + return false + } +} diff --git a/vendor/github.com/godbus/dbus/v5/conn_unix.go b/vendor/github.com/godbus/dbus/v5/conn_unix.go new file mode 100644 index 0000000..58aee7d --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/conn_unix.go @@ -0,0 +1,17 @@ +//+build !windows,!solaris,!darwin + +package dbus + +import ( + "os" +) + +const defaultSystemBusAddress = "unix:path=/var/run/dbus/system_bus_socket" + +func getSystemBusPlatformAddress() string { + address := os.Getenv("DBUS_SYSTEM_BUS_ADDRESS") + if address != "" { + return address + } + return defaultSystemBusAddress +} diff --git a/vendor/github.com/godbus/dbus/v5/conn_windows.go b/vendor/github.com/godbus/dbus/v5/conn_windows.go new file mode 100644 index 0000000..4291e45 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/conn_windows.go @@ -0,0 +1,15 @@ +//+build windows + +package dbus + +import "os" + +const defaultSystemBusAddress = "tcp:host=127.0.0.1,port=12434" + +func getSystemBusPlatformAddress() string { + address := os.Getenv("DBUS_SYSTEM_BUS_ADDRESS") + if address != "" { + return address + } + return defaultSystemBusAddress +} diff --git a/vendor/github.com/godbus/dbus/dbus.go b/vendor/github.com/godbus/dbus/v5/dbus.go similarity index 98% rename from vendor/github.com/godbus/dbus/dbus.go rename to vendor/github.com/godbus/dbus/v5/dbus.go index c6d0d3c..ddf3b7a 100644 --- a/vendor/github.com/godbus/dbus/dbus.go +++ b/vendor/github.com/godbus/dbus/v5/dbus.go @@ -28,6 +28,7 @@ var ( interfaceType = reflect.TypeOf((*interface{})(nil)).Elem() unixFDType = reflect.TypeOf(UnixFD(0)) unixFDIndexType = reflect.TypeOf(UnixFDIndex(0)) + errType = reflect.TypeOf((*error)(nil)).Elem() ) // An InvalidTypeError signals that a value which cannot be represented in the @@ -63,6 +64,9 @@ func storeInterfaces(src, dest interface{}) error { func store(dest, src reflect.Value) error { if dest.Kind() == reflect.Ptr { + if dest.IsNil() { + dest.Set(reflect.New(dest.Type().Elem())) + } return store(dest.Elem(), src) } switch src.Kind() { @@ -87,6 +91,7 @@ func setDest(dest, src reflect.Value) error { } if isVariant(src.Type()) && !isVariant(dest.Type()) { src = getVariantValue(src) + return store(dest, src) } if !src.Type().ConvertibleTo(dest.Type()) { return fmt.Errorf( diff --git a/vendor/github.com/godbus/dbus/decoder.go b/vendor/github.com/godbus/dbus/v5/decoder.go similarity index 77% rename from vendor/github.com/godbus/dbus/decoder.go rename to vendor/github.com/godbus/dbus/v5/decoder.go index ef50dca..ede9157 100644 --- a/vendor/github.com/godbus/dbus/decoder.go +++ b/vendor/github.com/godbus/dbus/v5/decoder.go @@ -188,10 +188,23 @@ func (dec *decoder) decode(s string, depth int) interface{} { if depth >= 64 { panic(FormatError("input exceeds container depth limit")) } + sig := s[1:] length := dec.decode("u", depth).(uint32) - v := reflect.MakeSlice(reflect.SliceOf(typeFor(s[1:])), 0, int(length)) + // capacity can be determined only for fixed-size element types + var capacity int + if s := sigByteSize(sig); s != 0 { + capacity = int(length) / s + } + v := reflect.MakeSlice(reflect.SliceOf(typeFor(sig)), 0, capacity) // Even for empty arrays, the correct padding must be included - dec.align(alignment(typeFor(s[1:]))) + align := alignment(typeFor(s[1:])) + if len(s) > 1 && s[1] == '(' { + //Special case for arrays of structs + //structs decode as a slice of interface{} values + //but the dbus alignment does not match this + align = 8 + } + dec.align(align) spos := dec.pos for dec.pos < spos+int(length) { ev := dec.decode(s[1:], depth+1) @@ -220,6 +233,51 @@ func (dec *decoder) decode(s string, depth int) interface{} { } } +// sigByteSize tries to calculates size of the given signature in bytes. +// +// It returns zero when it can't, for example when it contains non-fixed size +// types such as strings, maps and arrays that require reading of the transmitted +// data, for that we would need to implement the unread method for Decoder first. +func sigByteSize(sig string) int { + var total int + for offset := 0; offset < len(sig); { + switch sig[offset] { + case 'y': + total += 1 + offset += 1 + case 'n', 'q': + total += 2 + offset += 1 + case 'b', 'i', 'u', 'h': + total += 4 + offset += 1 + case 'x', 't', 'd': + total += 8 + offset += 1 + case '(': + i := 1 + depth := 1 + for i < len(sig[offset:]) && depth != 0 { + if sig[offset+i] == '(' { + depth++ + } else if sig[offset+i] == ')' { + depth-- + } + i++ + } + s := sigByteSize(sig[offset+1 : offset+i-1]) + if s == 0 { + return 0 + } + total += s + offset += i + default: + return 0 + } + } + return total +} + // A FormatError is an error in the wire format. type FormatError string diff --git a/vendor/github.com/godbus/dbus/default_handler.go b/vendor/github.com/godbus/dbus/v5/default_handler.go similarity index 72% rename from vendor/github.com/godbus/dbus/default_handler.go rename to vendor/github.com/godbus/dbus/v5/default_handler.go index e81f73a..13132c6 100644 --- a/vendor/github.com/godbus/dbus/default_handler.go +++ b/vendor/github.com/godbus/dbus/v5/default_handler.go @@ -21,6 +21,8 @@ func newIntrospectIntf(h *defaultHandler) *exportedIntf { //NewDefaultHandler returns an instance of the default //call handler. This is useful if you want to implement only //one of the two handlers but not both. +// +// Deprecated: this is the default value, don't use it, it will be unexported. func NewDefaultHandler() *defaultHandler { h := &defaultHandler{ objects: make(map[ObjectPath]*exportedObj), @@ -45,7 +47,7 @@ func (h *defaultHandler) introspectPath(path ObjectPath) string { subpath := make(map[string]struct{}) var xml bytes.Buffer xml.WriteString("") - for obj, _ := range h.objects { + for obj := range h.objects { p := string(path) if p != "/" { p += "/" @@ -55,7 +57,7 @@ func (h *defaultHandler) introspectPath(path ObjectPath) string { subpath[node_name] = struct{}{} } } - for s, _ := range subpath { + for s := range subpath { xml.WriteString("\n\t") } xml.WriteString("\n") @@ -124,14 +126,28 @@ func (m exportedMethod) Call(args ...interface{}) ([]interface{}, error) { } ret := m.Value.Call(params) - - err := ret[t.NumOut()-1].Interface().(*Error) - ret = ret[:t.NumOut()-1] + var err error + nilErr := false // The reflection will find almost-nils, let's only pass back clean ones! + if t.NumOut() > 0 { + if e, ok := ret[t.NumOut()-1].Interface().(*Error); ok { // godbus *Error + nilErr = ret[t.NumOut()-1].IsNil() + ret = ret[:t.NumOut()-1] + err = e + } else if ret[t.NumOut()-1].Type().Implements(errType) { // Go error + i := ret[t.NumOut()-1].Interface() + if i == nil { + nilErr = ret[t.NumOut()-1].IsNil() + } else { + err = i.(error) + } + ret = ret[:t.NumOut()-1] + } + } out := make([]interface{}, len(ret)) for i, val := range ret { out[i] = val.Interface() } - if err == nil { + if nilErr || err == nil { //concrete type to interface nil is a special case return out, nil } @@ -161,6 +177,7 @@ func newExportedObject() *exportedObj { } type exportedObj struct { + mu sync.RWMutex interfaces map[string]*exportedIntf } @@ -168,19 +185,27 @@ func (obj *exportedObj) LookupInterface(name string) (Interface, bool) { if name == "" { return obj, true } + obj.mu.RLock() + defer obj.mu.RUnlock() intf, exists := obj.interfaces[name] return intf, exists } func (obj *exportedObj) AddInterface(name string, iface *exportedIntf) { + obj.mu.Lock() + defer obj.mu.Unlock() obj.interfaces[name] = iface } func (obj *exportedObj) DeleteInterface(name string) { + obj.mu.Lock() + defer obj.mu.Unlock() delete(obj.interfaces, name) } func (obj *exportedObj) LookupMethod(name string) (Method, bool) { + obj.mu.RLock() + defer obj.mu.RUnlock() for _, intf := range obj.interfaces { method, exists := intf.LookupMethod(name) if exists { @@ -220,72 +245,98 @@ func (obj *exportedIntf) isFallbackInterface() bool { //NewDefaultSignalHandler returns an instance of the default //signal handler. This is useful if you want to implement only //one of the two handlers but not both. +// +// Deprecated: this is the default value, don't use it, it will be unexported. func NewDefaultSignalHandler() *defaultSignalHandler { return &defaultSignalHandler{} } -func isDefaultSignalHandler(handler SignalHandler) bool { - _, ok := handler.(*defaultSignalHandler) - return ok -} - type defaultSignalHandler struct { - sync.RWMutex + mu sync.RWMutex closed bool - signals []chan<- *Signal + signals []*signalChannelData } func (sh *defaultSignalHandler) DeliverSignal(intf, name string, signal *Signal) { - go func() { - sh.RLock() - defer sh.RUnlock() - if sh.closed { - return - } - for _, ch := range sh.signals { - ch <- signal - } - }() -} - -func (sh *defaultSignalHandler) Init() error { - sh.Lock() - sh.signals = make([]chan<- *Signal, 0) - sh.Unlock() - return nil + sh.mu.RLock() + defer sh.mu.RUnlock() + if sh.closed { + return + } + for _, scd := range sh.signals { + scd.deliver(signal) + } } func (sh *defaultSignalHandler) Terminate() { - sh.Lock() - sh.closed = true - for _, ch := range sh.signals { - close(ch) + sh.mu.Lock() + defer sh.mu.Unlock() + if sh.closed { + return } + + for _, scd := range sh.signals { + scd.close() + close(scd.ch) + } + sh.closed = true sh.signals = nil - sh.Unlock() } -func (sh *defaultSignalHandler) addSignal(ch chan<- *Signal) { - sh.Lock() - defer sh.Unlock() +func (sh *defaultSignalHandler) AddSignal(ch chan<- *Signal) { + sh.mu.Lock() + defer sh.mu.Unlock() if sh.closed { return } - sh.signals = append(sh.signals, ch) - + sh.signals = append(sh.signals, &signalChannelData{ + ch: ch, + done: make(chan struct{}), + }) } -func (sh *defaultSignalHandler) removeSignal(ch chan<- *Signal) { - sh.Lock() - defer sh.Unlock() +func (sh *defaultSignalHandler) RemoveSignal(ch chan<- *Signal) { + sh.mu.Lock() + defer sh.mu.Unlock() if sh.closed { return } for i := len(sh.signals) - 1; i >= 0; i-- { - if ch == sh.signals[i] { + if ch == sh.signals[i].ch { + sh.signals[i].close() copy(sh.signals[i:], sh.signals[i+1:]) sh.signals[len(sh.signals)-1] = nil sh.signals = sh.signals[:len(sh.signals)-1] } } } + +type signalChannelData struct { + wg sync.WaitGroup + ch chan<- *Signal + done chan struct{} +} + +func (scd *signalChannelData) deliver(signal *Signal) { + select { + case scd.ch <- signal: + case <-scd.done: + return + default: + scd.wg.Add(1) + go scd.deferredDeliver(signal) + } +} + +func (scd *signalChannelData) deferredDeliver(signal *Signal) { + select { + case scd.ch <- signal: + case <-scd.done: + } + scd.wg.Done() +} + +func (scd *signalChannelData) close() { + close(scd.done) + scd.wg.Wait() // wait until all spawned goroutines return +} diff --git a/vendor/github.com/godbus/dbus/doc.go b/vendor/github.com/godbus/dbus/v5/doc.go similarity index 96% rename from vendor/github.com/godbus/dbus/doc.go rename to vendor/github.com/godbus/dbus/v5/doc.go index 895036a..ade1df9 100644 --- a/vendor/github.com/godbus/dbus/doc.go +++ b/vendor/github.com/godbus/dbus/v5/doc.go @@ -61,7 +61,7 @@ Handling Unix file descriptors deserves special mention. To use them, you should first check that they are supported on a connection by calling SupportsUnixFDs. If it returns true, all method of Connection will translate messages containing UnixFD's to messages that are accompanied by the given file descriptors with the -UnixFD values being substituted by the correct indices. Similarily, the indices +UnixFD values being substituted by the correct indices. Similarly, the indices of incoming messages are automatically resolved. It shouldn't be necessary to use UnixFDIndex. diff --git a/vendor/github.com/godbus/dbus/encoder.go b/vendor/github.com/godbus/dbus/v5/encoder.go similarity index 98% rename from vendor/github.com/godbus/dbus/encoder.go rename to vendor/github.com/godbus/dbus/v5/encoder.go index 8bb7177..adfbb75 100644 --- a/vendor/github.com/godbus/dbus/encoder.go +++ b/vendor/github.com/godbus/dbus/v5/encoder.go @@ -60,7 +60,7 @@ func (enc *encoder) binwrite(v interface{}) { } } -// Encode encodes the given values to the underyling reader. All written values +// Encode encodes the given values to the underlying reader. All written values // are aligned properly as required by the D-Bus spec. func (enc *encoder) Encode(vs ...interface{}) (err error) { defer func() { diff --git a/vendor/github.com/godbus/dbus/export.go b/vendor/github.com/godbus/dbus/v5/export.go similarity index 87% rename from vendor/github.com/godbus/dbus/export.go rename to vendor/github.com/godbus/dbus/v5/export.go index aae9708..2447b51 100644 --- a/vendor/github.com/godbus/dbus/export.go +++ b/vendor/github.com/godbus/dbus/v5/export.go @@ -69,6 +69,22 @@ func getMethods(in interface{}, mapping map[string]string) map[string]reflect.Va return methods } +func getAllMethods(in interface{}, mapping map[string]string) map[string]reflect.Value { + if in == nil { + return nil + } + methods := make(map[string]reflect.Value) + val := reflect.ValueOf(in) + typ := val.Type() + for i := 0; i < typ.NumMethod(); i++ { + methtype := typ.Method(i) + method := val.Method(i) + // map names while building table + methods[computeMethodName(methtype.Name, mapping)] = method + } + return methods +} + func standardMethodArgumentDecode(m Method, sender string, msg *Message, body []interface{}) ([]interface{}, error) { pointers := make([]interface{}, m.NumArguments()) decode := make([]interface{}, 0, len(body)) @@ -159,7 +175,6 @@ func (conn *Conn) handleCall(msg *Message) { if msg.Flags&FlagNoReplyExpected == 0 { reply := new(Message) reply.Type = TypeMethodReply - reply.serial = conn.getSerial() reply.Headers = make(map[HeaderField]Variant) if hasSender { reply.Headers[FieldDestination] = msg.Headers[FieldSender] @@ -170,11 +185,8 @@ func (conn *Conn) handleCall(msg *Message) { reply.Body[i] = ret[i] } reply.Headers[FieldSignature] = MakeVariant(SignatureOf(reply.Body...)) - conn.outLck.RLock() - if !conn.closed { - conn.out <- reply - } - conn.outLck.RUnlock() + + conn.sendMessageAndIfClosed(reply, nil) } } @@ -198,7 +210,6 @@ func (conn *Conn) Emit(path ObjectPath, name string, values ...interface{}) erro } msg := new(Message) msg.Type = TypeSignal - msg.serial = conn.getSerial() msg.Headers = make(map[HeaderField]Variant) msg.Headers[FieldInterface] = MakeVariant(iface) msg.Headers[FieldMember] = MakeVariant(member) @@ -207,12 +218,14 @@ func (conn *Conn) Emit(path ObjectPath, name string, values ...interface{}) erro if len(values) > 0 { msg.Headers[FieldSignature] = MakeVariant(SignatureOf(values...)) } - conn.outLck.RLock() - defer conn.outLck.RUnlock() - if conn.closed { + + var closed bool + conn.sendMessageAndIfClosed(msg, func() { + closed = true + }) + if closed { return ErrClosed } - conn.out <- msg return nil } @@ -248,6 +261,18 @@ func (conn *Conn) Export(v interface{}, path ObjectPath, iface string) error { return conn.ExportWithMap(v, nil, path, iface) } +// ExportAll registers all exported methods defined by the given object on +// the message bus. +// +// Unlike Export there is no requirement to have the last parameter as type +// *Error. If you want to be able to return error then you can append an error +// type parameter to your method signature. If the error returned is not nil, +// it is sent back to the caller as an error. Otherwise, a method reply is +// sent with the other return values as its body. +func (conn *Conn) ExportAll(v interface{}, path ObjectPath, iface string) error { + return conn.export(getAllMethods(v, nil), path, iface, false) +} + // ExportWithMap works exactly like Export but provides the ability to remap // method names (e.g. export a lower-case method). // @@ -300,19 +325,22 @@ func (conn *Conn) ExportSubtreeMethodTable(methods map[string]interface{}, path } func (conn *Conn) exportMethodTable(methods map[string]interface{}, path ObjectPath, iface string, includeSubtree bool) error { - out := make(map[string]reflect.Value) - for name, method := range methods { - rval := reflect.ValueOf(method) - if rval.Kind() != reflect.Func { - continue - } - t := rval.Type() - // only track valid methods must return *Error as last arg - if t.NumOut() == 0 || - t.Out(t.NumOut()-1) != reflect.TypeOf(&ErrMsgInvalidArg) { - continue + var out map[string]reflect.Value + if methods != nil { + out = make(map[string]reflect.Value) + for name, method := range methods { + rval := reflect.ValueOf(method) + if rval.Kind() != reflect.Func { + continue + } + t := rval.Type() + // only track valid methods must return *Error as last arg + if t.NumOut() == 0 || + t.Out(t.NumOut()-1) != reflect.TypeOf(&ErrMsgInvalidArg) { + continue + } + out[name] = rval } - out[name] = rval } return conn.export(out, path, iface, includeSubtree) } @@ -328,12 +356,12 @@ func (conn *Conn) unexport(h *defaultHandler, path ObjectPath, iface string) err return nil } -// exportWithMap is the worker function for all exports/registrations. +// export is the worker function for all exports/registrations. func (conn *Conn) export(methods map[string]reflect.Value, path ObjectPath, iface string, includeSubtree bool) error { h, ok := conn.handler.(*defaultHandler) if !ok { return fmt.Errorf( - `dbus: export only allowed on the default hander handler have %T"`, + `dbus: export only allowed on the default handler. Received: %T"`, conn.handler) } diff --git a/vendor/github.com/godbus/dbus/v5/go.mod b/vendor/github.com/godbus/dbus/v5/go.mod new file mode 100644 index 0000000..15b9202 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/go.mod @@ -0,0 +1,3 @@ +module github.com/godbus/dbus/v5 + +go 1.12 diff --git a/vendor/github.com/godbus/dbus/v5/go.sum b/vendor/github.com/godbus/dbus/v5/go.sum new file mode 100644 index 0000000..e69de29 diff --git a/vendor/github.com/godbus/dbus/homedir.go b/vendor/github.com/godbus/dbus/v5/homedir.go similarity index 100% rename from vendor/github.com/godbus/dbus/homedir.go rename to vendor/github.com/godbus/dbus/v5/homedir.go diff --git a/vendor/github.com/godbus/dbus/homedir_dynamic.go b/vendor/github.com/godbus/dbus/v5/homedir_dynamic.go similarity index 100% rename from vendor/github.com/godbus/dbus/homedir_dynamic.go rename to vendor/github.com/godbus/dbus/v5/homedir_dynamic.go diff --git a/vendor/github.com/godbus/dbus/homedir_static.go b/vendor/github.com/godbus/dbus/v5/homedir_static.go similarity index 100% rename from vendor/github.com/godbus/dbus/homedir_static.go rename to vendor/github.com/godbus/dbus/v5/homedir_static.go diff --git a/vendor/github.com/godbus/dbus/v5/match.go b/vendor/github.com/godbus/dbus/v5/match.go new file mode 100644 index 0000000..5a607e5 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/match.go @@ -0,0 +1,89 @@ +package dbus + +import ( + "strconv" + "strings" +) + +// MatchOption specifies option for dbus routing match rule. Options can be constructed with WithMatch* helpers. +// For full list of available options consult +// https://dbus.freedesktop.org/doc/dbus-specification.html#message-bus-routing-match-rules +type MatchOption struct { + key string + value string +} + +func formatMatchOptions(options []MatchOption) string { + items := make([]string, 0, len(options)) + for _, option := range options { + items = append(items, option.key+"='"+option.value+"'") + } + return strings.Join(items, ",") +} + +// WithMatchOption creates match option with given key and value +func WithMatchOption(key, value string) MatchOption { + return MatchOption{key, value} +} + +// doesn't make sense to export this option because clients can only +// subscribe to messages with signal type. +func withMatchType(typ string) MatchOption { + return WithMatchOption("type", typ) +} + +// WithMatchSender sets sender match option. +func WithMatchSender(sender string) MatchOption { + return WithMatchOption("sender", sender) +} + +// WithMatchSender sets interface match option. +func WithMatchInterface(iface string) MatchOption { + return WithMatchOption("interface", iface) +} + +// WithMatchMember sets member match option. +func WithMatchMember(member string) MatchOption { + return WithMatchOption("member", member) +} + +// WithMatchObjectPath creates match option that filters events based on given path +func WithMatchObjectPath(path ObjectPath) MatchOption { + return WithMatchOption("path", string(path)) +} + +// WithMatchPathNamespace sets path_namespace match option. +func WithMatchPathNamespace(namespace ObjectPath) MatchOption { + return WithMatchOption("path_namespace", string(namespace)) +} + +// WithMatchDestination sets destination match option. +func WithMatchDestination(destination string) MatchOption { + return WithMatchOption("destination", destination) +} + +// WithMatchArg sets argN match option, range of N is 0 to 63. +func WithMatchArg(argIdx int, value string) MatchOption { + if argIdx < 0 || argIdx > 63 { + panic("range of argument index is 0 to 63") + } + return WithMatchOption("arg"+strconv.Itoa(argIdx), value) +} + +// WithMatchArgPath sets argN path match option, range of N is 0 to 63. +func WithMatchArgPath(argIdx int, path string) MatchOption { + if argIdx < 0 || argIdx > 63 { + panic("range of argument index is 0 to 63") + } + return WithMatchOption("arg"+strconv.Itoa(argIdx)+"path", path) +} + +// WithMatchArg0Namespace sets arg0namespace match option. +func WithMatchArg0Namespace(arg0Namespace string) MatchOption { + return WithMatchOption("arg0namespace", arg0Namespace) +} + +// WithMatchEavesdrop sets eavesdrop match option. +func WithMatchEavesdrop(eavesdrop bool) MatchOption { + return WithMatchOption("eavesdrop", strconv.FormatBool(eavesdrop)) +} diff --git a/vendor/github.com/godbus/dbus/message.go b/vendor/github.com/godbus/dbus/v5/message.go similarity index 100% rename from vendor/github.com/godbus/dbus/message.go rename to vendor/github.com/godbus/dbus/v5/message.go diff --git a/vendor/github.com/godbus/dbus/v5/object.go b/vendor/github.com/godbus/dbus/v5/object.go new file mode 100644 index 0000000..664abb7 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/object.go @@ -0,0 +1,174 @@ +package dbus + +import ( + "context" + "errors" + "strings" +) + +// BusObject is the interface of a remote object on which methods can be +// invoked. +type BusObject interface { + Call(method string, flags Flags, args ...interface{}) *Call + CallWithContext(ctx context.Context, method string, flags Flags, args ...interface{}) *Call + Go(method string, flags Flags, ch chan *Call, args ...interface{}) *Call + GoWithContext(ctx context.Context, method string, flags Flags, ch chan *Call, args ...interface{}) *Call + AddMatchSignal(iface, member string, options ...MatchOption) *Call + RemoveMatchSignal(iface, member string, options ...MatchOption) *Call + GetProperty(p string) (Variant, error) + StoreProperty(p string, value interface{}) error + SetProperty(p string, v interface{}) error + Destination() string + Path() ObjectPath +} + +// Object represents a remote object on which methods can be invoked. +type Object struct { + conn *Conn + dest string + path ObjectPath +} + +// Call calls a method with (*Object).Go and waits for its reply. +func (o *Object) Call(method string, flags Flags, args ...interface{}) *Call { + return <-o.createCall(context.Background(), method, flags, make(chan *Call, 1), args...).Done +} + +// CallWithContext acts like Call but takes a context +func (o *Object) CallWithContext(ctx context.Context, method string, flags Flags, args ...interface{}) *Call { + return <-o.createCall(ctx, method, flags, make(chan *Call, 1), args...).Done +} + +// AddMatchSignal subscribes BusObject to signals from specified interface, +// method (member). Additional filter rules can be added via WithMatch* option constructors. +// Note: To filter events by object path you have to specify this path via an option. +// +// Deprecated: use (*Conn) AddMatchSignal instead. +func (o *Object) AddMatchSignal(iface, member string, options ...MatchOption) *Call { + base := []MatchOption{ + withMatchType("signal"), + WithMatchInterface(iface), + WithMatchMember(member), + } + + options = append(base, options...) + return o.conn.BusObject().Call( + "org.freedesktop.DBus.AddMatch", + 0, + formatMatchOptions(options), + ) +} + +// RemoveMatchSignal unsubscribes BusObject from signals from specified interface, +// method (member). Additional filter rules can be added via WithMatch* option constructors +// +// Deprecated: use (*Conn) RemoveMatchSignal instead. +func (o *Object) RemoveMatchSignal(iface, member string, options ...MatchOption) *Call { + base := []MatchOption{ + withMatchType("signal"), + WithMatchInterface(iface), + WithMatchMember(member), + } + + options = append(base, options...) + return o.conn.BusObject().Call( + "org.freedesktop.DBus.RemoveMatch", + 0, + formatMatchOptions(options), + ) +} + +// Go calls a method with the given arguments asynchronously. It returns a +// Call structure representing this method call. The passed channel will +// return the same value once the call is done. If ch is nil, a new channel +// will be allocated. Otherwise, ch has to be buffered or Go will panic. +// +// If the flags include FlagNoReplyExpected, ch is ignored and a Call structure +// is returned with any error in Err and a closed channel in Done containing +// the returned Call as it's one entry. +// +// If the method parameter contains a dot ('.'), the part before the last dot +// specifies the interface on which the method is called. +func (o *Object) Go(method string, flags Flags, ch chan *Call, args ...interface{}) *Call { + return o.createCall(context.Background(), method, flags, ch, args...) +} + +// GoWithContext acts like Go but takes a context +func (o *Object) GoWithContext(ctx context.Context, method string, flags Flags, ch chan *Call, args ...interface{}) *Call { + return o.createCall(ctx, method, flags, ch, args...) +} + +func (o *Object) createCall(ctx context.Context, method string, flags Flags, ch chan *Call, args ...interface{}) *Call { + if ctx == nil { + panic("nil context") + } + iface := "" + i := strings.LastIndex(method, ".") + if i != -1 { + iface = method[:i] + } + method = method[i+1:] + msg := new(Message) + msg.Type = TypeMethodCall + msg.Flags = flags & (FlagNoAutoStart | FlagNoReplyExpected) + msg.Headers = make(map[HeaderField]Variant) + msg.Headers[FieldPath] = MakeVariant(o.path) + msg.Headers[FieldDestination] = MakeVariant(o.dest) + msg.Headers[FieldMember] = MakeVariant(method) + if iface != "" { + msg.Headers[FieldInterface] = MakeVariant(iface) + } + msg.Body = args + if len(args) > 0 { + msg.Headers[FieldSignature] = MakeVariant(SignatureOf(args...)) + } + return o.conn.SendWithContext(ctx, msg, ch) +} + +// GetProperty calls org.freedesktop.DBus.Properties.Get on the given +// object. The property name must be given in interface.member notation. +func (o *Object) GetProperty(p string) (Variant, error) { + var result Variant + err := o.StoreProperty(p, &result) + return result, err +} + +// StoreProperty calls org.freedesktop.DBus.Properties.Get on the given +// object. The property name must be given in interface.member notation. +// It stores the returned property into the provided value. +func (o *Object) StoreProperty(p string, value interface{}) error { + idx := strings.LastIndex(p, ".") + if idx == -1 || idx+1 == len(p) { + return errors.New("dbus: invalid property " + p) + } + + iface := p[:idx] + prop := p[idx+1:] + + return o.Call("org.freedesktop.DBus.Properties.Get", 0, iface, prop). + Store(value) +} + +// SetProperty calls org.freedesktop.DBus.Properties.Set on the given +// object. The property name must be given in interface.member notation. +func (o *Object) SetProperty(p string, v interface{}) error { + idx := strings.LastIndex(p, ".") + if idx == -1 || idx+1 == len(p) { + return errors.New("dbus: invalid property " + p) + } + + iface := p[:idx] + prop := p[idx+1:] + + return o.Call("org.freedesktop.DBus.Properties.Set", 0, iface, prop, v).Err +} + +// Destination returns the destination that calls on (o *Object) are sent to. +func (o *Object) Destination() string { + return o.dest +} + +// Path returns the path that calls on (o *Object") are sent to. +func (o *Object) Path() ObjectPath { + return o.path +} diff --git a/vendor/github.com/godbus/dbus/v5/sequence.go b/vendor/github.com/godbus/dbus/v5/sequence.go new file mode 100644 index 0000000..89435d3 --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/sequence.go @@ -0,0 +1,24 @@ +package dbus + +// Sequence represents the value of a monotonically increasing counter. +type Sequence uint64 + +const ( + // NoSequence indicates the absence of a sequence value. + NoSequence Sequence = 0 +) + +// sequenceGenerator represents a monotonically increasing counter. +type sequenceGenerator struct { + nextSequence Sequence +} + +func (generator *sequenceGenerator) next() Sequence { + result := generator.nextSequence + generator.nextSequence++ + return result +} + +func newSequenceGenerator() *sequenceGenerator { + return &sequenceGenerator{nextSequence: 1} +} diff --git a/vendor/github.com/godbus/dbus/v5/sequential_handler.go b/vendor/github.com/godbus/dbus/v5/sequential_handler.go new file mode 100644 index 0000000..ef2fcdb --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/sequential_handler.go @@ -0,0 +1,125 @@ +package dbus + +import ( + "sync" +) + +// NewSequentialSignalHandler returns an instance of a new +// signal handler that guarantees sequential processing of signals. It is a +// guarantee of this signal handler that signals will be written to +// channels in the order they are received on the DBus connection. +func NewSequentialSignalHandler() SignalHandler { + return &sequentialSignalHandler{} +} + +type sequentialSignalHandler struct { + mu sync.RWMutex + closed bool + signals []*sequentialSignalChannelData +} + +func (sh *sequentialSignalHandler) DeliverSignal(intf, name string, signal *Signal) { + sh.mu.RLock() + defer sh.mu.RUnlock() + if sh.closed { + return + } + for _, scd := range sh.signals { + scd.deliver(signal) + } +} + +func (sh *sequentialSignalHandler) Terminate() { + sh.mu.Lock() + defer sh.mu.Unlock() + if sh.closed { + return + } + + for _, scd := range sh.signals { + scd.close() + close(scd.ch) + } + sh.closed = true + sh.signals = nil +} + +func (sh *sequentialSignalHandler) AddSignal(ch chan<- *Signal) { + sh.mu.Lock() + defer sh.mu.Unlock() + if sh.closed { + return + } + sh.signals = append(sh.signals, newSequentialSignalChannelData(ch)) +} + +func (sh *sequentialSignalHandler) RemoveSignal(ch chan<- *Signal) { + sh.mu.Lock() + defer sh.mu.Unlock() + if sh.closed { + return + } + for i := len(sh.signals) - 1; i >= 0; i-- { + if ch == sh.signals[i].ch { + sh.signals[i].close() + copy(sh.signals[i:], sh.signals[i+1:]) + sh.signals[len(sh.signals)-1] = nil + sh.signals = sh.signals[:len(sh.signals)-1] + } + } +} + +type sequentialSignalChannelData struct { + ch chan<- *Signal + in chan *Signal + done chan struct{} +} + +func newSequentialSignalChannelData(ch chan<- *Signal) *sequentialSignalChannelData { + scd := &sequentialSignalChannelData{ + ch: ch, + in: make(chan *Signal), + done: make(chan struct{}), + } + go scd.bufferSignals() + return scd +} + +func (scd *sequentialSignalChannelData) bufferSignals() { + defer close(scd.done) + + // Ensure that signals are delivered to scd.ch in the same + // order they are received from scd.in. + var queue []*Signal + for { + if len(queue) == 0 { + signal, ok := <- scd.in + if !ok { + return + } + queue = append(queue, signal) + } + select { + case scd.ch <- queue[0]: + copy(queue, queue[1:]) + queue[len(queue)-1] = nil + queue = queue[:len(queue)-1] + case signal, ok := <-scd.in: + if !ok { + return + } + queue = append(queue, signal) + } + } +} + +func (scd *sequentialSignalChannelData) deliver(signal *Signal) { + scd.in <- signal +} + +func (scd *sequentialSignalChannelData) close() { + close(scd.in) + // Ensure that bufferSignals() has exited and won't attempt + // any future sends on scd.ch + <-scd.done +} diff --git a/vendor/github.com/godbus/dbus/server_interfaces.go b/vendor/github.com/godbus/dbus/v5/server_interfaces.go similarity index 86% rename from vendor/github.com/godbus/dbus/server_interfaces.go rename to vendor/github.com/godbus/dbus/v5/server_interfaces.go index 091948a..79d97ed 100644 --- a/vendor/github.com/godbus/dbus/server_interfaces.go +++ b/vendor/github.com/godbus/dbus/v5/server_interfaces.go @@ -77,6 +77,14 @@ type SignalHandler interface { DeliverSignal(iface, name string, signal *Signal) } +// SignalRegistrar manages signal delivery channels. +// +// This is an optional set of methods for `SignalHandler`. +type SignalRegistrar interface { + AddSignal(ch chan<- *Signal) + RemoveSignal(ch chan<- *Signal) +} + // A DBusError is used to convert a generic object to a D-Bus error. // // Any custom error mechanism may implement this interface to provide @@ -87,3 +95,13 @@ type SignalHandler interface { type DBusError interface { DBusError() (string, []interface{}) } + +// SerialGenerator is responsible for serials generation. +// +// Different approaches for the serial generation can be used, +// maintaining a map guarded with a mutex (the standard way) or +// simply increment an atomic counter. +type SerialGenerator interface { + GetSerial() uint32 + RetireSerial(serial uint32) +} diff --git a/vendor/github.com/godbus/dbus/sig.go b/vendor/github.com/godbus/dbus/v5/sig.go similarity index 98% rename from vendor/github.com/godbus/dbus/sig.go rename to vendor/github.com/godbus/dbus/v5/sig.go index c1b8092..2d326ce 100644 --- a/vendor/github.com/godbus/dbus/sig.go +++ b/vendor/github.com/godbus/dbus/v5/sig.go @@ -137,7 +137,7 @@ func ParseSignatureMust(s string) Signature { return sig } -// Empty retruns whether the signature is the empty signature. +// Empty returns whether the signature is the empty signature. func (s Signature) Empty() bool { return s.str == "" } diff --git a/vendor/github.com/godbus/dbus/transport_darwin.go b/vendor/github.com/godbus/dbus/v5/transport_darwin.go similarity index 100% rename from vendor/github.com/godbus/dbus/transport_darwin.go rename to vendor/github.com/godbus/dbus/v5/transport_darwin.go diff --git a/vendor/github.com/godbus/dbus/transport_generic.go b/vendor/github.com/godbus/dbus/v5/transport_generic.go similarity index 95% rename from vendor/github.com/godbus/dbus/transport_generic.go rename to vendor/github.com/godbus/dbus/v5/transport_generic.go index 3fad859..718a1ff 100644 --- a/vendor/github.com/godbus/dbus/transport_generic.go +++ b/vendor/github.com/godbus/dbus/v5/transport_generic.go @@ -11,7 +11,7 @@ var nativeEndian binary.ByteOrder func detectEndianness() binary.ByteOrder { var x uint32 = 0x01020304 - if *(*byte)(unsafe.Pointer(&x)) == 0x01 { + if *(*byte)(unsafe.Pointer(&x)) == 0x01 { return binary.BigEndian } return binary.LittleEndian diff --git a/vendor/github.com/godbus/dbus/v5/transport_nonce_tcp.go b/vendor/github.com/godbus/dbus/v5/transport_nonce_tcp.go new file mode 100644 index 0000000..697739e --- /dev/null +++ b/vendor/github.com/godbus/dbus/v5/transport_nonce_tcp.go @@ -0,0 +1,39 @@ +//+build !windows + +package dbus + +import ( + "errors" + "io/ioutil" + "net" +) + +func init() { + transports["nonce-tcp"] = newNonceTcpTransport +} + +func newNonceTcpTransport(keys string) (transport, error) { + host := getKey(keys, "host") + port := getKey(keys, "port") + noncefile := getKey(keys, "noncefile") + if host == "" || port == "" || noncefile == "" { + return nil, errors.New("dbus: unsupported address (must set host, port and noncefile)") + } + protocol, err := tcpFamily(keys) + if err != nil { + return nil, err + } + socket, err := net.Dial(protocol, net.JoinHostPort(host, port)) + if err != nil { + return nil, err + } + b, err := ioutil.ReadFile(noncefile) + if err != nil { + return nil, err + } + _, err = socket.Write(b) + if err != nil { + return nil, err + } + return NewConn(socket) +} diff --git a/vendor/github.com/godbus/dbus/transport_tcp.go b/vendor/github.com/godbus/dbus/v5/transport_tcp.go similarity index 97% rename from vendor/github.com/godbus/dbus/transport_tcp.go rename to vendor/github.com/godbus/dbus/v5/transport_tcp.go index dd1c8e5..f91c9b7 100644 --- a/vendor/github.com/godbus/dbus/transport_tcp.go +++ b/vendor/github.com/godbus/dbus/v5/transport_tcp.go @@ -1,5 +1,3 @@ -//+build !windows - package dbus import ( diff --git a/vendor/github.com/godbus/dbus/transport_unix.go b/vendor/github.com/godbus/dbus/v5/transport_unix.go similarity index 86% rename from vendor/github.com/godbus/dbus/transport_unix.go rename to vendor/github.com/godbus/dbus/v5/transport_unix.go index e56d5ca..c7cd02f 100644 --- a/vendor/github.com/godbus/dbus/transport_unix.go +++ b/vendor/github.com/godbus/dbus/v5/transport_unix.go @@ -31,6 +31,7 @@ func (o *oobReader) Read(b []byte) (n int, err error) { type unixTransport struct { *net.UnixConn + rdr *oobReader hasUnixFDs bool } @@ -79,10 +80,15 @@ func (t *unixTransport) ReadMessage() (*Message, error) { // To be sure that all bytes of out-of-band data are read, we use a special // reader that uses ReadUnix on the underlying connection instead of Read // and gathers the out-of-band data in a buffer. - rd := &oobReader{conn: t.UnixConn} + if t.rdr == nil { + t.rdr = &oobReader{conn: t.UnixConn} + } else { + t.rdr.oob = nil + } + // read the first 16 bytes (the part of the header that has a constant size), // from which we can figure out the length of the rest of the message - if _, err := io.ReadFull(rd, csheader[:]); err != nil { + if _, err := io.ReadFull(t.rdr, csheader[:]); err != nil { return nil, err } switch csheader[0] { @@ -104,7 +110,7 @@ func (t *unixTransport) ReadMessage() (*Message, error) { // decode headers and look for unix fds headerdata := make([]byte, hlen+4) copy(headerdata, csheader[12:]) - if _, err := io.ReadFull(t, headerdata[4:]); err != nil { + if _, err := io.ReadFull(t.rdr, headerdata[4:]); err != nil { return nil, err } dec := newDecoder(bytes.NewBuffer(headerdata), order) @@ -122,7 +128,7 @@ func (t *unixTransport) ReadMessage() (*Message, error) { all := make([]byte, 16+hlen+blen) copy(all, csheader[:]) copy(all[16:], headerdata[4:]) - if _, err := io.ReadFull(rd, all[16+hlen:]); err != nil { + if _, err := io.ReadFull(t.rdr, all[16+hlen:]); err != nil { return nil, err } if unixfds != 0 { @@ -130,7 +136,7 @@ func (t *unixTransport) ReadMessage() (*Message, error) { return nil, errors.New("dbus: got unix fds on unsupported transport") } // read the fds from the OOB data - scms, err := syscall.ParseSocketControlMessage(rd.oob) + scms, err := syscall.ParseSocketControlMessage(t.rdr.oob) if err != nil { return nil, err } @@ -148,11 +154,23 @@ func (t *unixTransport) ReadMessage() (*Message, error) { // substitute the values in the message body (which are indices for the // array receiver via OOB) with the actual values for i, v := range msg.Body { - if j, ok := v.(UnixFDIndex); ok { + switch v.(type) { + case UnixFDIndex: + j := v.(UnixFDIndex) if uint32(j) >= unixfds { return nil, InvalidMessageError("invalid index for unix fd") } msg.Body[i] = UnixFD(fds[j]) + case []UnixFDIndex: + idxArray := v.([]UnixFDIndex) + fdArray := make([]UnixFD, len(idxArray)) + for k, j := range idxArray { + if uint32(j) >= unixfds { + return nil, InvalidMessageError("invalid index for unix fd") + } + fdArray[k] = UnixFD(fds[j]) + } + msg.Body[i] = fdArray } } return msg, nil @@ -185,7 +203,7 @@ func (t *unixTransport) SendMessage(msg *Message) error { } } else { if err := msg.EncodeTo(t, nativeEndian); err != nil { - return nil + return err } } return nil diff --git a/vendor/github.com/godbus/dbus/transport_unixcred_dragonfly.go b/vendor/github.com/godbus/dbus/v5/transport_unixcred_dragonfly.go similarity index 100% rename from vendor/github.com/godbus/dbus/transport_unixcred_dragonfly.go rename to vendor/github.com/godbus/dbus/v5/transport_unixcred_dragonfly.go diff --git a/vendor/github.com/godbus/dbus/transport_unixcred_freebsd.go b/vendor/github.com/godbus/dbus/v5/transport_unixcred_freebsd.go similarity index 99% rename from vendor/github.com/godbus/dbus/transport_unixcred_freebsd.go rename to vendor/github.com/godbus/dbus/v5/transport_unixcred_freebsd.go index 0fc5b92..1b5ed20 100644 --- a/vendor/github.com/godbus/dbus/transport_unixcred_freebsd.go +++ b/vendor/github.com/godbus/dbus/v5/transport_unixcred_freebsd.go @@ -10,6 +10,7 @@ package dbus /* const int sizeofPtr = sizeof(void*); #define _WANT_UCRED +#include #include */ import "C" diff --git a/vendor/github.com/godbus/dbus/transport_unixcred_linux.go b/vendor/github.com/godbus/dbus/v5/transport_unixcred_linux.go similarity index 100% rename from vendor/github.com/godbus/dbus/transport_unixcred_linux.go rename to vendor/github.com/godbus/dbus/v5/transport_unixcred_linux.go diff --git a/vendor/github.com/godbus/dbus/transport_unixcred_openbsd.go b/vendor/github.com/godbus/dbus/v5/transport_unixcred_openbsd.go similarity index 100% rename from vendor/github.com/godbus/dbus/transport_unixcred_openbsd.go rename to vendor/github.com/godbus/dbus/v5/transport_unixcred_openbsd.go diff --git a/vendor/github.com/godbus/dbus/variant.go b/vendor/github.com/godbus/dbus/v5/variant.go similarity index 90% rename from vendor/github.com/godbus/dbus/variant.go rename to vendor/github.com/godbus/dbus/v5/variant.go index 0ca123b..f1e81f3 100644 --- a/vendor/github.com/godbus/dbus/variant.go +++ b/vendor/github.com/godbus/dbus/v5/variant.go @@ -26,7 +26,7 @@ func MakeVariantWithSignature(v interface{}, s Signature) Variant { } // ParseVariant parses the given string as a variant as described at -// https://developer.gnome.org/glib/unstable/gvariant-text.html. If sig is not +// https://developer.gnome.org/glib/stable/gvariant-text.html. If sig is not // empty, it is taken to be the expected signature for the variant. func ParseVariant(s string, sig Signature) (Variant, error) { tokens := varLex(s) @@ -129,7 +129,7 @@ func (v Variant) Signature() Signature { } // String returns the string representation of the underlying value of v as -// described at https://developer.gnome.org/glib/unstable/gvariant-text.html. +// described at https://developer.gnome.org/glib/stable/gvariant-text.html. func (v Variant) String() string { s, unamb := v.format() if !unamb { @@ -142,3 +142,9 @@ func (v Variant) String() string { func (v Variant) Value() interface{} { return v.value } + +// Store converts the variant into a native go type using the same +// mechanism as the "Store" function. +func (v Variant) Store(value interface{}) error { + return storeInterfaces(v.value, value) +} diff --git a/vendor/github.com/godbus/dbus/variant_lexer.go b/vendor/github.com/godbus/dbus/v5/variant_lexer.go similarity index 95% rename from vendor/github.com/godbus/dbus/variant_lexer.go rename to vendor/github.com/godbus/dbus/v5/variant_lexer.go index 332007d..bf1398c 100644 --- a/vendor/github.com/godbus/dbus/variant_lexer.go +++ b/vendor/github.com/godbus/dbus/v5/variant_lexer.go @@ -51,7 +51,7 @@ func varLex(s string) []varToken { } func (l *varLexer) accept(valid string) bool { - if strings.IndexRune(valid, l.next()) >= 0 { + if strings.ContainsRune(valid, l.next()) { return true } l.backup() @@ -214,17 +214,17 @@ func varLexNumber(l *varLexer) lexState { digits = "01234567" } } - for strings.IndexRune(digits, l.next()) >= 0 { + for strings.ContainsRune(digits, l.next()) { } l.backup() if l.accept(".") { - for strings.IndexRune(digits, l.next()) >= 0 { + for strings.ContainsRune(digits, l.next()) { } l.backup() } if l.accept("eE") { l.accept("+-") - for strings.IndexRune("0123456789", l.next()) >= 0 { + for strings.ContainsRune("0123456789", l.next()) { } l.backup() } diff --git a/vendor/github.com/godbus/dbus/variant_parser.go b/vendor/github.com/godbus/dbus/v5/variant_parser.go similarity index 100% rename from vendor/github.com/godbus/dbus/variant_parser.go rename to vendor/github.com/godbus/dbus/v5/variant_parser.go diff --git a/vendor/modules.txt b/vendor/modules.txt index c70170b..c9c88c7 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -3,10 +3,13 @@ github.com/boltdb/bolt # github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf ## explicit -github.com/coreos/go-systemd/dbus +# github.com/coreos/go-systemd/v22 v22.3.2 +## explicit +github.com/coreos/go-systemd/v22/dbus # github.com/godbus/dbus v4.1.0+incompatible ## explicit -github.com/godbus/dbus +# github.com/godbus/dbus/v5 v5.0.4 +github.com/godbus/dbus/v5 # github.com/gorilla/mux v1.8.0 ## explicit github.com/gorilla/mux