Add all well known actions

Rename Status action to io.cnab.status
Remove Downgrade action

Signed-off-by: Guillaume Lours <[email protected]>

action/action.go

@@ -23,8 +23,6 @@ const stateful = false
 // - install
 // - upgrade
 // - uninstall
-// - downgrade
-// - status
 type Action interface {
 	// Run an action, and record the status in the given claim
 	Run(*claim.Claim, credentials.Set, ...OperationConfigFunc) error

action/well_known.go

@@ -0,0 +1,66 @@
+package action
+
+import (
+	"github.com/deislabs/cnab-go/claim"
+	"github.com/deislabs/cnab-go/credentials"
+	"github.com/deislabs/cnab-go/driver"
+)
+
+// Well known constants define the Well Know CNAB action to be taken
+const (
+	ActionDryRun     = "io.cnab.dry-run"
+	ActionHelp       = "io.cnab.help"
+	ActionLog        = "io.cnab.log"
+	ActionStatus     = "io.cnab.status"
+	ActionStatusJSON = "io.cnab.status+json"
+)
+
+// DryRun runs a dry-run action on a CNAB bundle.
+type DryRun struct {
+	Driver driver.Driver
+}
+
+// Help runs a help action on a CNAB bundle.
+type Help struct {
+	Driver driver.Driver
+}
+
+// Log runs a log action on a CNAB bundle.
+type Log struct {
+	Driver driver.Driver
+}
+
+// Status runs a status action on a CNAB bundle.
+type Status struct {
+	Driver driver.Driver
+}
+
+// StatusJSON runs a status+JSON action on a CNAB bundle.
+type StatusJSON struct {
+	Driver driver.Driver
+}
+
+// Run executes a dry-run action in an image
+func (i *DryRun) Run(c *claim.Claim, creds credentials.Set, opCfgs ...OperationConfigFunc) error {
+	return (&RunCustom{Driver: i.Driver, Action: ActionDryRun}).Run(c, creds, opCfgs...)
+}
+
+// Run executes a help action in an image
+func (i *Help) Run(c *claim.Claim, creds credentials.Set, opCfgs ...OperationConfigFunc) error {
+	return (&RunCustom{Driver: i.Driver, Action: ActionHelp}).Run(c, creds, opCfgs...)
+}
+
+// Run executes a status action in an image
+func (i *Log) Run(c *claim.Claim, creds credentials.Set, opCfgs ...OperationConfigFunc) error {
+	return (&RunCustom{Driver: i.Driver, Action: ActionLog}).Run(c, creds, opCfgs...)
+}
+
+// Run executes a status action in an image
+func (i *Status) Run(c *claim.Claim, creds credentials.Set, opCfgs ...OperationConfigFunc) error {
+	return (&RunCustom{Driver: i.Driver, Action: ActionStatus}).Run(c, creds, opCfgs...)
+}
+
+// Run executes a status+JSON action in an image
+func (i *StatusJSON) Run(c *claim.Claim, creds credentials.Set, opCfgs ...OperationConfigFunc) error {
+	return (&RunCustom{Driver: i.Driver, Action: ActionStatusJSON}).Run(c, creds, opCfgs...)
+}

action/well_known_test.go

@@ -0,0 +1,8 @@
+package action
+
+// makes sure DryRun, Help, Log, Status, StatusJSON implements Action interface
+var _ Action = &DryRun{}
+var _ Action = &Help{}
+var _ Action = &Log{}
+var _ Action = &Status{}
+var _ Action = &StatusJSON{}

claim/claim.go

@@ -23,16 +23,14 @@ const (
 const (
 	ActionInstall   = "install"
 	ActionUpgrade   = "upgrade"
-	ActionDowngrade = "downgrade"
 	ActionUninstall = "uninstall"
-	ActionStatus    = "status"
 	ActionUnknown   = "unknown"
 )
 
 // Claim is an installation claim receipt.
 //
-// Claims reprsent information about a particular installation, and
-// provide the necessary data to upgrade, uninstall, and downgrade
+// Claims represent information about a particular installation, and
+// provide the necessary data to upgrade and uninstall
 // a CNAB package.
 type Claim struct {
 	Name       string                 `json:"name"`