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API.jl
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# This file is a part of Julia. License is MIT: https://julialang.org/license
module API
using UUIDs
using Printf
import Random
using Dates
import LibGit2
import Logging
using Serialization
using REPL.TerminalMenus
import ..depots, ..depots1, ..logdir, ..devdir, ..printpkgstyle
import ..Operations, ..GitTools, ..Pkg, ..Registry
import ..can_fancyprint, ..pathrepr, ..isurl, ..PREV_ENV_PATH
using ..Types, ..TOML
using ..Types: VersionTypes
using Base.BinaryPlatforms
import ..stderr_f, ..stdout_f
using ..Artifacts: artifact_paths
using ..MiniProgressBars
import ..Resolve: ResolverError
include("generate.jl")
Base.@kwdef struct PackageInfo
name::String
version::Union{Nothing,VersionNumber}
tree_hash::Union{Nothing,String}
is_direct_dep::Bool
is_pinned::Bool
is_tracking_path::Bool
is_tracking_repo::Bool
is_tracking_registry::Bool
git_revision::Union{Nothing,String}
git_source::Union{Nothing,String}
source::String
dependencies::Dict{String,UUID}
end
function Base.:(==)(a::PackageInfo, b::PackageInfo)
return a.name == b.name && a.version == b.version && a.tree_hash == b.tree_hash &&
a.is_direct_dep == b.is_direct_dep &&
a.is_pinned == b.is_pinned && a.is_tracking_path == b.is_tracking_path &&
a.is_tracking_repo == b.is_tracking_repo &&
a.is_tracking_registry == b.is_tracking_registry &&
a.git_revision == b.git_revision && a.git_source == b.git_source &&
a.source == b.source && a.dependencies == b.dependencies
end
function package_info(env::EnvCache, pkg::PackageSpec)::PackageInfo
entry = manifest_info(env.manifest, pkg.uuid)
if entry === nothing
pkgerror("expected package $(err_rep(pkg)) to exist in the manifest",
" (use `resolve` to populate the manifest)")
end
package_info(env, pkg, entry)
end
function package_info(env::EnvCache, pkg::PackageSpec, entry::PackageEntry)::PackageInfo
git_source = pkg.repo.source === nothing ? nothing :
isurl(pkg.repo.source::String) ? pkg.repo.source::String :
Operations.project_rel_path(env, pkg.repo.source::String)
info = PackageInfo(
name = pkg.name,
version = pkg.version != VersionSpec() ? pkg.version : nothing,
tree_hash = pkg.tree_hash === nothing ? nothing : string(pkg.tree_hash), # TODO or should it just be a SHA?
is_direct_dep = pkg.uuid in values(env.project.deps),
is_pinned = pkg.pinned,
is_tracking_path = pkg.path !== nothing,
is_tracking_repo = pkg.repo.rev !== nothing || pkg.repo.source !== nothing,
is_tracking_registry = Operations.is_tracking_registry(pkg),
git_revision = pkg.repo.rev,
git_source = git_source,
source = Operations.project_rel_path(env, Operations.source_path(env.project_file, pkg)),
dependencies = copy(entry.deps), #TODO is copy needed?
)
return info
end
dependencies() = dependencies(EnvCache())
function dependencies(env::EnvCache)
pkgs = Operations.load_all_deps(env)
return Dict(pkg.uuid::UUID => package_info(env, pkg) for pkg in pkgs)
end
function dependencies(fn::Function, uuid::UUID)
dep = get(dependencies(), uuid, nothing)
if dep === nothing
pkgerror("dependency with UUID `$uuid` does not exist")
end
fn(dep)
end
Base.@kwdef struct ProjectInfo
name::Union{Nothing,String}
uuid::Union{Nothing,UUID}
version::Union{Nothing,VersionNumber}
ispackage::Bool
dependencies::Dict{String,UUID}
path::String
end
project() = project(EnvCache())
function project(env::EnvCache)::ProjectInfo
pkg = env.pkg
return ProjectInfo(
name = pkg === nothing ? nothing : pkg.name,
uuid = pkg === nothing ? nothing : pkg.uuid,
version = pkg === nothing ? nothing : pkg.version::VersionNumber,
ispackage = pkg !== nothing,
dependencies = env.project.deps,
path = env.project_file
)
end
function check_package_name(x::AbstractString, mode::Union{Nothing,String,Symbol}=nothing)
if !Base.isidentifier(x)
message = sprint() do iostr
print(iostr, "`$x` is not a valid package name")
if endswith(lowercase(x), ".jl")
print(iostr, ". Perhaps you meant `$(chop(x; tail=3))`")
end
if mode !== nothing && any(occursin.(['\\','/'], x)) # maybe a url or a path
print(iostr, "\nThe argument appears to be a URL or path, perhaps you meant ",
"`Pkg.$mode(url=\"...\")` or `Pkg.$mode(path=\"...\")`.")
end
end
pkgerror(message)
end
return
end
check_package_name(::Nothing, ::Any) = nothing
function require_not_empty(pkgs, f::Symbol)
isempty(pkgs) && pkgerror("$f requires at least one package")
end
# Provide some convenience calls
for f in (:develop, :add, :rm, :up, :pin, :free, :test, :build, :status, :why)
@eval begin
$f(pkg::Union{AbstractString, PackageSpec}; kwargs...) = $f([pkg]; kwargs...)
$f(pkgs::Vector{<:AbstractString}; kwargs...) = $f([PackageSpec(pkg) for pkg in pkgs]; kwargs...)
function $f(pkgs::Vector{PackageSpec}; io::IO=$(f === :status ? :stdout_f : :stderr_f)(), kwargs...)
Registry.download_default_registries(io)
ctx = Context()
# Save initial environment for undo/redo functionality
if !saved_initial_snapshot[]
add_snapshot_to_undo(ctx.env)
saved_initial_snapshot[] = true
end
kwargs = merge((;kwargs...), (:io => io,))
pkgs = deepcopy(pkgs) # don't mutate input
foreach(handle_package_input!, pkgs)
ret = $f(ctx, pkgs; kwargs...)
$(f in (:add, :up, :pin, :free, :build)) && Pkg._auto_precompile(ctx)
$(f in (:up, :pin, :free, :rm)) && Pkg._auto_gc(ctx)
return ret
end
$f(ctx::Context; kwargs...) = $f(ctx, PackageSpec[]; kwargs...)
function $f(; name::Union{Nothing,AbstractString}=nothing, uuid::Union{Nothing,String,UUID}=nothing,
version::Union{VersionNumber, String, VersionSpec, Nothing}=nothing,
url=nothing, rev=nothing, path=nothing, mode=PKGMODE_PROJECT, subdir=nothing, kwargs...)
pkg = PackageSpec(; name, uuid, version, url, rev, path, subdir)
if $f === status || $f === rm || $f === up
kwargs = merge((;kwargs...), (:mode => mode,))
end
# Handle $f() case
if all(isnothing, [name,uuid,version,url,rev,path,subdir])
$f(PackageSpec[]; kwargs...)
else
$f(pkg; kwargs...)
end
end
function $f(pkgs::Vector{<:NamedTuple}; kwargs...)
$f([PackageSpec(;pkg...) for pkg in pkgs]; kwargs...)
end
end
end
function develop(ctx::Context, pkgs::Vector{PackageSpec}; shared::Bool=true,
preserve::PreserveLevel=PRESERVE_TIERED, platform::AbstractPlatform=HostPlatform(), kwargs...)
require_not_empty(pkgs, :develop)
Context!(ctx; kwargs...)
for pkg in pkgs
check_package_name(pkg.name, "develop")
if pkg.name == "julia" # if julia is passed as a package the solver gets tricked
pkgerror("`julia` is not a valid package name")
end
if pkg.name === nothing && pkg.uuid === nothing && pkg.repo.source === nothing
pkgerror("name, UUID, URL, or filesystem path specification required when calling `develop`")
end
if pkg.repo.rev !== nothing
pkgerror("rev argument not supported by `develop`; consider using `add` instead")
end
if pkg.version != VersionSpec()
pkgerror("version specification invalid when calling `develop`:",
" `$(pkg.version)` specified for package $(err_rep(pkg))")
end
# not strictly necessary to check these fields early, but it is more efficient
if pkg.name !== nothing && (length(findall(x -> x.name == pkg.name, pkgs)) > 1)
pkgerror("it is invalid to specify multiple packages with the same name: $(err_rep(pkg))")
end
if pkg.uuid !== nothing && (length(findall(x -> x.uuid == pkg.uuid, pkgs)) > 1)
pkgerror("it is invalid to specify multiple packages with the same UUID: $(err_rep(pkg))")
end
end
new_git = handle_repos_develop!(ctx, pkgs, shared)
for pkg in pkgs
if Types.collides_with_project(ctx.env, pkg)
pkgerror("package $(err_rep(pkg)) has the same name or UUID as the active project")
end
if length(findall(x -> x.uuid == pkg.uuid, pkgs)) > 1
pkgerror("it is invalid to specify multiple packages with the same UUID: $(err_rep(pkg))")
end
end
Operations.develop(ctx, pkgs, new_git; preserve=preserve, platform=platform)
return
end
function add(ctx::Context, pkgs::Vector{PackageSpec}; preserve::PreserveLevel=PRESERVE_TIERED,
platform::AbstractPlatform=HostPlatform(), kwargs...)
require_not_empty(pkgs, :add)
Context!(ctx; kwargs...)
for pkg in pkgs
check_package_name(pkg.name, "add")
if pkg.name == "julia" # if julia is passed as a package the solver gets tricked
pkgerror("`julia` is not a valid package name")
end
if pkg.name === nothing && pkg.uuid === nothing && pkg.repo.source === nothing
pkgerror("name, UUID, URL, or filesystem path specification required when calling `add`")
end
if pkg.repo.source !== nothing || pkg.repo.rev !== nothing
if pkg.version != VersionSpec()
pkgerror("version specification invalid when tracking a repository:",
" `$(pkg.version)` specified for package $(err_rep(pkg))")
end
end
# not strictly necessary to check these fields early, but it is more efficient
if pkg.name !== nothing && (length(findall(x -> x.name == pkg.name, pkgs)) > 1)
pkgerror("it is invalid to specify multiple packages with the same name: $(err_rep(pkg))")
end
if pkg.uuid !== nothing && (length(findall(x -> x.uuid == pkg.uuid, pkgs)) > 1)
pkgerror("it is invalid to specify multiple packages with the same UUID: $(err_rep(pkg))")
end
end
repo_pkgs = [pkg for pkg in pkgs if (pkg.repo.source !== nothing || pkg.repo.rev !== nothing)]
new_git = handle_repos_add!(ctx, repo_pkgs)
# repo + unpinned -> name, uuid, repo.rev, repo.source, tree_hash
# repo + pinned -> name, uuid, tree_hash
Operations.update_registries(ctx; force=false)
project_deps_resolve!(ctx.env, pkgs)
registry_resolve!(ctx.registries, pkgs)
stdlib_resolve!(pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs, registry=true)
for pkg in pkgs
if Types.collides_with_project(ctx.env, pkg)
pkgerror("package $(err_rep(pkg)) has same name or UUID as the active project")
end
if length(findall(x -> x.uuid == pkg.uuid, pkgs)) > 1
pkgerror("it is invalid to specify multiple packages with the same UUID: $(err_rep(pkg))")
end
end
Operations.add(ctx, pkgs, new_git; preserve, platform)
return
end
function rm(ctx::Context, pkgs::Vector{PackageSpec}; mode=PKGMODE_PROJECT, all_pkgs::Bool=false, kwargs...)
Context!(ctx; kwargs...)
if all_pkgs
!isempty(pkgs) && pkgerror("cannot specify packages when operating on all packages")
append_all_pkgs!(pkgs, ctx, mode)
else
require_not_empty(pkgs, :rm)
end
for pkg in pkgs
if pkg.name === nothing && pkg.uuid === nothing
pkgerror("name or UUID specification required when calling `rm`")
end
if !(pkg.version == VersionSpec() && pkg.pinned == false &&
pkg.tree_hash === nothing && pkg.repo.source === nothing &&
pkg.repo.rev === nothing && pkg.path === nothing)
pkgerror("packages may only be specified by name or UUID when calling `rm`")
end
end
mode == PKGMODE_PROJECT && project_deps_resolve!(ctx.env, pkgs)
mode == PKGMODE_MANIFEST && manifest_resolve!(ctx.env.manifest, pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs)
Operations.rm(ctx, pkgs; mode)
return
end
function append_all_pkgs!(pkgs, ctx, mode)
if mode == PKGMODE_PROJECT || mode == PKGMODE_COMBINED
for (name::String, uuid::UUID) in ctx.env.project.deps
push!(pkgs, PackageSpec(name=name, uuid=uuid))
end
end
if mode == PKGMODE_MANIFEST || mode == PKGMODE_COMBINED
for (uuid, entry) in ctx.env.manifest
push!(pkgs, PackageSpec(name=entry.name, uuid=uuid))
end
end
return
end
function up(ctx::Context, pkgs::Vector{PackageSpec};
level::UpgradeLevel=UPLEVEL_MAJOR, mode::PackageMode=PKGMODE_PROJECT,
preserve::Union{Nothing,PreserveLevel}= isempty(pkgs) ? nothing : PRESERVE_ALL,
update_registry::Bool=true,
skip_writing_project::Bool=false,
kwargs...)
Context!(ctx; kwargs...)
if update_registry
Registry.download_default_registries(ctx.io)
Operations.update_registries(ctx; force=true)
end
Operations.prune_manifest(ctx.env)
if isempty(pkgs)
append_all_pkgs!(pkgs, ctx, mode)
else
mode == PKGMODE_PROJECT && project_deps_resolve!(ctx.env, pkgs)
mode == PKGMODE_MANIFEST && manifest_resolve!(ctx.env.manifest, pkgs)
project_deps_resolve!(ctx.env, pkgs)
manifest_resolve!(ctx.env.manifest, pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs)
end
Operations.up(ctx, pkgs, level; skip_writing_project, preserve)
return
end
resolve(; io::IO=stderr_f(), kwargs...) = resolve(Context(;io); kwargs...)
function resolve(ctx::Context; skip_writing_project::Bool=false, kwargs...)
up(ctx; level=UPLEVEL_FIXED, mode=PKGMODE_MANIFEST, update_registry=false, skip_writing_project, kwargs...)
return nothing
end
function pin(ctx::Context, pkgs::Vector{PackageSpec}; all_pkgs::Bool=false, kwargs...)
Context!(ctx; kwargs...)
if all_pkgs
!isempty(pkgs) && pkgerror("cannot specify packages when operating on all packages")
append_all_pkgs!(pkgs, ctx, PKGMODE_PROJECT)
else
require_not_empty(pkgs, :pin)
end
for pkg in pkgs
if pkg.name === nothing && pkg.uuid === nothing
pkgerror("name or UUID specification required when calling `pin`")
end
if pkg.repo.source !== nothing
pkgerror("repository specification invalid when calling `pin`:",
" `$(pkg.repo.source)` specified for package $(err_rep(pkg))")
end
if pkg.repo.rev !== nothing
pkgerror("git revision specification invalid when calling `pin`:",
" `$(pkg.repo.rev)` specified for package $(err_rep(pkg))")
end
version = pkg.version
if version isa VersionSpec
if version.ranges[1].lower != version.ranges[1].upper # TODO test this
pkgerror("pinning a package requires a single version, not a versionrange")
end
end
end
project_deps_resolve!(ctx.env, pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs)
Operations.pin(ctx, pkgs)
return
end
function free(ctx::Context, pkgs::Vector{PackageSpec}; all_pkgs::Bool=false, kwargs...)
Context!(ctx; kwargs...)
if all_pkgs
!isempty(pkgs) && pkgerror("cannot specify packages when operating on all packages")
append_all_pkgs!(pkgs, ctx, PKGMODE_PROJECT)
else
require_not_empty(pkgs, :free)
end
for pkg in pkgs
if pkg.name === nothing && pkg.uuid === nothing
pkgerror("name or UUID specification required when calling `free`")
end
if !(pkg.version == VersionSpec() && pkg.pinned == false &&
pkg.tree_hash === nothing && pkg.repo.source === nothing &&
pkg.repo.rev === nothing && pkg.path === nothing)
pkgerror("packages may only be specified by name or UUID when calling `free`")
end
end
manifest_resolve!(ctx.env.manifest, pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs)
Operations.free(ctx, pkgs; err_if_free = !all_pkgs)
return
end
function test(ctx::Context, pkgs::Vector{PackageSpec};
coverage=false, test_fn=nothing,
julia_args::Union{Cmd, AbstractVector{<:AbstractString}}=``,
test_args::Union{Cmd, AbstractVector{<:AbstractString}}=``,
force_latest_compatible_version::Bool=false,
allow_earlier_backwards_compatible_versions::Bool=true,
allow_reresolve::Bool=true,
kwargs...)
julia_args = Cmd(julia_args)
test_args = Cmd(test_args)
Context!(ctx; kwargs...)
if isempty(pkgs)
ctx.env.pkg === nothing && pkgerror("trying to test unnamed project") #TODO Allow this?
push!(pkgs, ctx.env.pkg)
else
project_resolve!(ctx.env, pkgs)
project_deps_resolve!(ctx.env, pkgs)
manifest_resolve!(ctx.env.manifest, pkgs)
ensure_resolved(ctx, ctx.env.manifest, pkgs)
end
Operations.test(
ctx,
pkgs;
coverage,
test_fn,
julia_args,
test_args,
force_latest_compatible_version,
allow_earlier_backwards_compatible_versions,
allow_reresolve,
)
return
end
is_manifest_current(ctx::Context = Context()) = Operations.is_manifest_current(ctx.env)
const UsageDict = Dict{String,DateTime}
const UsageByDepotDict = Dict{String,UsageDict}
"""
gc(ctx::Context=Context(); collect_delay::Period=Day(7), verbose=false, kwargs...)
Garbage-collect package and artifact installations by sweeping over all known
`Manifest.toml` and `Artifacts.toml` files, noting those that have been deleted, and then
finding artifacts and packages that are thereafter not used by any other projects,
marking them as "orphaned". This method will only remove orphaned objects (package
versions, artifacts, and scratch spaces) that have been continually un-used for a period
of `collect_delay`; which defaults to seven days.
Garbage collection is only applied to the "user depot", e.g. the first entry in the
depot path. If you want to run `gc` on all depots set `force=true` (this might require
admin privileges depending on the setup).
Use verbose mode (`verbose=true`) for detailed output.
"""
function gc(ctx::Context=Context(); collect_delay::Period=Day(7), verbose=false, force=false, kwargs...)
Context!(ctx; kwargs...)
env = ctx.env
# Only look at user-depot unless force=true
gc_depots = force ? depots() : [depots1()]
# First, we load in our `manifest_usage.toml` files which will tell us when our
# "index files" (`Manifest.toml`, `Artifacts.toml`) were last used. We will combine
# this knowledge across depots, condensing it all down to a single entry per extant
# index file, to manage index file growth with would otherwise continue unbounded. We
# keep the lists of index files separated by depot so that we can write back condensed
# versions that are only ever subsets of what we read out of them in the first place.
# Collect last known usage dates of manifest and artifacts toml files, split by depot
manifest_usage_by_depot = UsageByDepotDict()
artifact_usage_by_depot = UsageByDepotDict()
# Collect both last known usage dates, as well as parent projects for each scratch space
scratch_usage_by_depot = UsageByDepotDict()
scratch_parents_by_depot = Dict{String, Dict{String, Set{String}}}()
# Load manifest files from all depots
for depot in gc_depots
# When a manifest/artifact.toml is installed/used, we log it within the
# `manifest_usage.toml` files within `write_env_usage()` and `bind_artifact!()`
function reduce_usage!(f::Function, usage_filepath)
if !isfile(usage_filepath)
return
end
for (filename, infos) in parse_toml(usage_filepath)
f.(Ref(filename), infos)
end
end
# Extract usage data from this depot, (taking only the latest state for each
# tracked manifest/artifact.toml), then merge the usage values from each file
# into the overall list across depots to create a single, coherent view across
# all depots.
usage = UsageDict()
let usage=usage
reduce_usage!(joinpath(logdir(depot), "manifest_usage.toml")) do filename, info
# For Manifest usage, store only the last DateTime for each filename found
usage[filename] = max(get(usage, filename, DateTime(0)), DateTime(info["time"])::DateTime)
end
end
manifest_usage_by_depot[depot] = usage
usage = UsageDict()
let usage=usage
reduce_usage!(joinpath(logdir(depot), "artifact_usage.toml")) do filename, info
# For Artifact usage, store only the last DateTime for each filename found
usage[filename] = max(get(usage, filename, DateTime(0)), DateTime(info["time"])::DateTime)
end
end
artifact_usage_by_depot[depot] = usage
# track last-used
usage = UsageDict()
parents = Dict{String, Set{String}}()
let usage=usage
reduce_usage!(joinpath(logdir(depot), "scratch_usage.toml")) do filename, info
# For Artifact usage, store only the last DateTime for each filename found
usage[filename] = max(get(usage, filename, DateTime(0)), DateTime(info["time"])::DateTime)
if !haskey(parents, filename)
parents[filename] = Set{String}()
end
for parent in info["parent_projects"]
push!(parents[filename], parent)
end
end
end
scratch_usage_by_depot[depot] = usage
scratch_parents_by_depot[depot] = parents
end
# Next, figure out which files are still existent
all_manifest_tomls = unique(f for (_, files) in manifest_usage_by_depot for f in keys(files))
all_artifact_tomls = unique(f for (_, files) in artifact_usage_by_depot for f in keys(files))
all_scratch_dirs = unique(f for (_, dirs) in scratch_usage_by_depot for f in keys(dirs))
all_scratch_parents = Set{String}()
for (depot, parents) in scratch_parents_by_depot
for parent in values(parents)
union!(all_scratch_parents, parent)
end
end
all_manifest_tomls = Set(filter(Pkg.isfile_nothrow, all_manifest_tomls))
all_artifact_tomls = Set(filter(Pkg.isfile_nothrow, all_artifact_tomls))
all_scratch_dirs = Set(filter(Pkg.isdir_nothrow, all_scratch_dirs))
all_scratch_parents = Set(filter(Pkg.isfile_nothrow, all_scratch_parents))
# Immediately write these back as condensed toml files
function write_condensed_toml(f::Function, usage_by_depot, fname)
for (depot, usage) in usage_by_depot
# Run through user-provided filter/condenser
usage = f(depot, usage)
# Write out the TOML file for this depot
usage_path = joinpath(logdir(depot), fname)
if !(isempty(usage)::Bool) || isfile(usage_path)
let usage=usage
open(usage_path, "w") do io
TOML.print(io, usage, sorted=true)
end
end
end
end
end
# Write condensed Manifest usage
let all_manifest_tomls=all_manifest_tomls
write_condensed_toml(manifest_usage_by_depot, "manifest_usage.toml") do depot, usage
# Keep only manifest usage markers that are still existent
let usage=usage
filter!(((k,v),) -> k in all_manifest_tomls, usage)
# Expand it back into a dict-of-dicts
return Dict(k => [Dict("time" => v)] for (k, v) in usage)
end
end
end
# Write condensed Artifact usage
let all_artifact_tomls=all_artifact_tomls
write_condensed_toml(artifact_usage_by_depot, "artifact_usage.toml") do depot, usage
let usage = usage
filter!(((k,v),) -> k in all_artifact_tomls, usage)
return Dict(k => [Dict("time" => v)] for (k, v) in usage)
end
end
end
# Write condensed scratch space usage
let all_scratch_parents=all_scratch_parents, all_scratch_dirs=all_scratch_dirs
write_condensed_toml(scratch_usage_by_depot, "scratch_usage.toml") do depot, usage
# Keep only scratch directories that still exist
filter!(((k,v),) -> k in all_scratch_dirs, usage)
# Expand it back into a dict-of-dicts
expanded_usage = Dict{String,Vector{Dict}}()
for (k, v) in usage
# Drop scratch spaces whose parents are all non-existent
parents = scratch_parents_by_depot[depot][k]
filter!(p -> p in all_scratch_parents, parents)
if isempty(parents)
continue
end
expanded_usage[k] = [Dict(
"time" => v,
"parent_projects" => collect(parents),
)]
end
return expanded_usage
end
end
function process_manifest_pkgs(path)
# Read the manifest in
manifest = try
read_manifest(path)
catch e
@warn "Reading manifest file at $path failed with error" exception = e
return nothing
end
# Collect the locations of every package referred to in this manifest
pkg_dir(uuid, entry) = Operations.find_installed(entry.name, uuid, entry.tree_hash)
return [pkg_dir(u, e) for (u, e) in manifest if e.tree_hash !== nothing]
end
# TODO: Merge with function above to not read manifest twice?
function process_manifest_repos(path)
# Read the manifest in
manifest = try
read_manifest(path)
catch e
# Do not warn here, assume that `process_manifest_pkgs` has already warned
return nothing
end
# Collect the locations of every repo referred to in this manifest
return [Types.add_repo_cache_path(e.repo.source) for (u, e) in manifest if e.repo.source !== nothing]
end
function process_artifacts_toml(path, pkgs_to_delete)
# Not only do we need to check if this file doesn't exist, we also need to check
# to see if it this artifact is contained within a package that is going to go
# away. This places an implicit ordering between marking packages and marking
# artifacts; the package marking must be done first so that we can ensure that
# all artifacts that are solely bound within such packages also get reaped.
if any(startswith(path, package_dir) for package_dir in pkgs_to_delete)
return nothing
end
artifact_dict = try
parse_toml(path)
catch e
@warn "Reading artifacts file at $path failed with error" exception = e
return nothing
end
artifact_path_list = String[]
for name in keys(artifact_dict)
getpaths(meta) = artifact_paths(SHA1(hex2bytes(meta["git-tree-sha1"])))
if isa(artifact_dict[name], Vector)
for platform_meta in artifact_dict[name]
append!(artifact_path_list, getpaths(platform_meta))
end
else
append!(artifact_path_list, getpaths(artifact_dict[name]))
end
end
return artifact_path_list
end
function process_scratchspace(path, pkgs_to_delete)
# Find all parents of this path
parents = String[]
# It is slightly awkward that we need to reach out to our `*_by_depot`
# datastructures here; that's because unlike Artifacts and Manifests we're not
# parsing a TOML file to find paths within it here, we're actually doing the
# inverse, finding files that point to this directory.
for (depot, parent_map) in scratch_parents_by_depot
if haskey(parent_map, path)
append!(parents, parent_map[path])
end
end
# Look to see if all parents are packages that will be removed, if so, filter
# this scratchspace out by returning `nothing`
if all(any(startswith(p, dir) for dir in pkgs_to_delete) for p in parents)
return nothing
end
return [path]
end
# Mark packages/artifacts as active or not by calling the appropriate user function
function mark(process_func::Function, index_files, ctx::Context; do_print=true, verbose=false, file_str=nothing)
marked_paths = String[]
active_index_files = Set{String}()
for index_file in index_files
# Check to see if it's still alive
paths = process_func(index_file)
if paths !== nothing
# Mark found paths, and record the index_file for printing
push!(active_index_files, index_file)
append!(marked_paths, paths)
end
end
if do_print
@assert file_str !== nothing
n = length(active_index_files)
printpkgstyle(ctx.io, :Active, "$(file_str): $(n) found")
if verbose
foreach(active_index_files) do f
println(ctx.io, " $(pathrepr(f))")
end
end
end
# Return the list of marked paths
return Set(marked_paths)
end
gc_time = now()
function merge_orphanages!(new_orphanage, paths, deletion_list, old_orphanage = UsageDict())
for path in paths
free_time = something(
get(old_orphanage, path, nothing),
gc_time,
)
# No matter what, store the free time in the new orphanage. This allows
# something terrible to go wrong while trying to delete the artifact/
# package and it will still try to be deleted next time. The only time
# something is removed from an orphanage is when it didn't exist before
# we even started the `gc` run.
new_orphanage[path] = free_time
# If this path was orphaned long enough ago, add it to the deletion list.
# Otherwise, we continue to propagate its orphaning date but don't delete
# it. It will get cleaned up at some future `gc`, or it will be used
# again during a future `gc` in which case it will not persist within the
# orphanage list.
if gc_time - free_time >= collect_delay
push!(deletion_list, path)
end
end
end
# Scan manifests, parse them, read in all UUIDs listed and mark those as active
# printpkgstyle(ctx.io, :Active, "manifests:")
packages_to_keep = mark(process_manifest_pkgs, all_manifest_tomls, ctx,
verbose=verbose, file_str="manifest files")
# Do an initial scan of our depots to get a preliminary `packages_to_delete`.
packages_to_delete = String[]
for depot in gc_depots
depot_orphaned_packages = String[]
packagedir = abspath(depot, "packages")
if isdir(packagedir)
for name in readdir(packagedir)
!isdir(joinpath(packagedir, name)) && continue
for slug in readdir(joinpath(packagedir, name))
pkg_dir = joinpath(packagedir, name, slug)
!isdir(pkg_dir) && continue
if !(pkg_dir in packages_to_keep)
push!(depot_orphaned_packages, pkg_dir)
end
end
end
end
merge_orphanages!(UsageDict(), depot_orphaned_packages, packages_to_delete)
end
# Next, do the same for artifacts. Note that we MUST do this after calculating
# `packages_to_delete`, as `process_artifacts_toml()` uses it internally to discount
# `Artifacts.toml` files that will be deleted by the future culling operation.
# printpkgstyle(ctx.io, :Active, "artifacts:")
artifacts_to_keep = let packages_to_delete=packages_to_delete
mark(x -> process_artifacts_toml(x, packages_to_delete),
all_artifact_tomls, ctx; verbose=verbose, file_str="artifact files")
end
repos_to_keep = mark(process_manifest_repos, all_manifest_tomls, ctx; do_print=false)
# printpkgstyle(ctx.io, :Active, "scratchspaces:")
spaces_to_keep = let packages_to_delete=packages_to_delete
mark(x -> process_scratchspace(x, packages_to_delete),
all_scratch_dirs, ctx; verbose=verbose, file_str="scratchspaces")
end
# Collect all orphaned paths (packages, artifacts and repos that are not reachable). These
# are implicitly defined in that we walk all packages/artifacts installed, then if
# they were not marked in the above steps, we reap them.
packages_to_delete = String[]
artifacts_to_delete = String[]
repos_to_delete = String[]
spaces_to_delete = String[]
for depot in gc_depots
# We track orphaned objects on a per-depot basis, writing out our `orphaned.toml`
# tracking file immediately, only pushing onto the overall `*_to_delete` lists if
# the package has been orphaned for at least a period of `collect_delay`
depot_orphaned_packages = String[]
depot_orphaned_artifacts = String[]
depot_orphaned_repos = String[]
depot_orphaned_scratchspaces = String[]
packagedir = abspath(depot, "packages")
if isdir(packagedir)
for name in readdir(packagedir)
!isdir(joinpath(packagedir, name)) && continue
for slug in readdir(joinpath(packagedir, name))
pkg_dir = joinpath(packagedir, name, slug)
!isdir(pkg_dir) && continue
if !(pkg_dir in packages_to_keep)
push!(depot_orphaned_packages, pkg_dir)
end
end
end
end
reposdir = abspath(depot, "clones")
if isdir(reposdir)
for repo in readdir(reposdir)
repo_dir = joinpath(reposdir, repo)
!isdir(repo_dir) && continue
if !(repo_dir in repos_to_keep)
push!(depot_orphaned_repos, repo_dir)
end
end
end
artifactsdir = abspath(depot, "artifacts")
if isdir(artifactsdir)
for hash in readdir(artifactsdir)
artifact_path = joinpath(artifactsdir, hash)
!isdir(artifact_path) && continue
if !(artifact_path in artifacts_to_keep)
push!(depot_orphaned_artifacts, artifact_path)
end
end
end
scratchdir = abspath(depot, "scratchspaces")
if isdir(scratchdir)
for uuid in readdir(scratchdir)
uuid_dir = joinpath(scratchdir, uuid)
!isdir(uuid_dir) && continue
for space in readdir(uuid_dir)
space_dir = joinpath(uuid_dir, space)
!isdir(space_dir) && continue
if !(space_dir in spaces_to_keep)
push!(depot_orphaned_scratchspaces, space_dir)
end
end
end
end
# Read in this depot's `orphaned.toml` file:
orphanage_file = joinpath(logdir(depot), "orphaned.toml")
new_orphanage = UsageDict()
old_orphanage = try
TOML.parse(String(read(orphanage_file)))
catch
UsageDict()
end
# Update the package and artifact lists of things to delete, and
# create the `new_orphanage` list for this depot.
merge_orphanages!(new_orphanage, depot_orphaned_packages, packages_to_delete, old_orphanage)
merge_orphanages!(new_orphanage, depot_orphaned_artifacts, artifacts_to_delete, old_orphanage)
merge_orphanages!(new_orphanage, depot_orphaned_repos, repos_to_delete, old_orphanage)
merge_orphanages!(new_orphanage, depot_orphaned_scratchspaces, spaces_to_delete, old_orphanage)
# Write out the `new_orphanage` for this depot
mkpath(dirname(orphanage_file))
open(orphanage_file, "w") do io
TOML.print(io, new_orphanage, sorted=true)
end
end
# Next, we calculate the space savings we're about to gain!
pretty_byte_str = (size) -> begin
bytes, mb = Base.prettyprint_getunits(size, length(Base._mem_units), Int64(1024))
return @sprintf("%.3f %s", bytes, Base._mem_units[mb])
end
function recursive_dir_size(path)
size = 0
try
for (root, dirs, files) in walkdir(path)
for file in files
path = joinpath(root, file)
try
size += lstat(path).size
catch ex
@error("Failed to calculate size of $path", exception=ex)
end
end
end
catch ex
@error("Failed to calculate size of $path", exception=ex)
end
return size
end
# Delete paths for unreachable package versions and artifacts, and computing size saved
function delete_path(path)
path_size = recursive_dir_size(path)
try
Base.Filesystem.prepare_for_deletion(path)
Base.rm(path; recursive=true, force=true)
catch e
@warn("Failed to delete $path", exception=e)
return 0
end
if verbose
printpkgstyle(ctx.io, :Deleted, pathrepr(path) * " (" *
pretty_byte_str(path_size) * ")")
end
return path_size
end
package_space_freed = 0
repo_space_freed = 0
artifact_space_freed = 0
scratch_space_freed = 0
for path in packages_to_delete
package_space_freed += delete_path(path)
end
for path in repos_to_delete
repo_space_freed += delete_path(path)
end
for path in artifacts_to_delete
artifact_space_freed += delete_path(path)
end
for path in spaces_to_delete
scratch_space_freed += delete_path(path)
end
# Prune package paths that are now empty
for depot in gc_depots
packagedir = abspath(depot, "packages")
!isdir(packagedir) && continue
for name in readdir(packagedir)
name_path = joinpath(packagedir, name)
!isdir(name_path) && continue
!isempty(readdir(name_path)) && continue
Base.rm(name_path)
end
end
# Prune scratch space UUID folders that are now empty
for depot in gc_depots
scratch_dir = abspath(depot, "scratchspaces")
!isdir(scratch_dir) && continue
for uuid in readdir(scratch_dir)
uuid_dir = joinpath(scratch_dir, uuid)
!isdir(uuid_dir) && continue
if isempty(readdir(uuid_dir))
Base.rm(uuid_dir)
end
end
end
ndel_pkg = length(packages_to_delete)
ndel_repo = length(repos_to_delete)
ndel_art = length(artifacts_to_delete)
ndel_space = length(spaces_to_delete)
function print_deleted(ndel, freed, name)
if ndel <= 0
return
end
s = ndel == 1 ? "" : "s"
bytes_saved_string = pretty_byte_str(freed)