func aptlyRepoRemove(cmd *commander.Command, args []string) error {
var err error
if len(args) < 2 {
cmd.Usage()
return err
}
name := args[0]
localRepoCollection := debian.NewLocalRepoCollection(context.database)
repo, err := localRepoCollection.ByName(name)
if err != nil {
return fmt.Errorf("unable to remove: %s", err)
}
err = localRepoCollection.LoadComplete(repo)
if err != nil {
return fmt.Errorf("unable to remove: %s", err)
}
context.progress.Printf("Loading packages...\n")
packageCollection := debian.NewPackageCollection(context.database)
list, err := debian.NewPackageListFromRefList(repo.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
list.PrepareIndex()
toRemove, err := list.Filter(args[1:], false, nil, 0, nil)
if err != nil {
return fmt.Errorf("unable to remove: %s", err)
}
toRemove.ForEach(func(p *debian.Package) error {
list.Remove(p)
context.progress.ColoredPrintf("@r[-]@| %s removed", p)
return nil
})
if cmd.Flag.Lookup("dry-run").Value.Get().(bool) {
context.progress.Printf("\nChanges not saved, as dry run has been requested.\n")
} else {
repo.UpdateRefList(debian.NewPackageRefListFromPackageList(list))
err = localRepoCollection.Update(repo)
if err != nil {
return fmt.Errorf("unable to save: %s", err)
}
}
return err
}
func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
var err error
if len(args) != 1 {
cmd.Usage()
return err
}
name := args[0]
repoCollection := debian.NewRemoteRepoCollection(context.database)
repo, err := repoCollection.ByName(name)
if err != nil {
return fmt.Errorf("unable to update: %s", err)
}
err = repoCollection.LoadComplete(repo)
if err != nil {
return fmt.Errorf("unable to update: %s", err)
}
ignoreMismatch := cmd.Flag.Lookup("ignore-checksums").Value.Get().(bool)
verifier, err := getVerifier(cmd)
if err != nil {
return fmt.Errorf("unable to initialize GPG verifier: %s", err)
}
err = repo.Fetch(context.downloader, verifier)
if err != nil {
return fmt.Errorf("unable to update: %s", err)
}
packageCollection := debian.NewPackageCollection(context.database)
err = repo.Download(context.downloader, packageCollection, context.packageRepository, ignoreMismatch)
if err != nil {
return fmt.Errorf("unable to update: %s", err)
}
err = repoCollection.Update(repo)
if err != nil {
return fmt.Errorf("unable to update: %s", err)
}
fmt.Printf("\nMirror `%s` has been successfully updated.\n", repo.Name)
return err
}
//ListPackagesRefList shows list of packages in PackageRefList
func ListPackagesRefList(reflist *debian.PackageRefList) (err error) {
fmt.Printf("Packages:\n")
packageCollection := debian.NewPackageCollection(context.database)
err = reflist.ForEach(func(key []byte) error {
p, err := packageCollection.ByKey(key)
if err != nil {
return err
}
fmt.Printf(" %s\n", p)
return nil
})
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
return
}
func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
var err error
if len(args) < 3 {
cmd.Usage()
return err
}
command := cmd.Name()
localRepoCollection := debian.NewLocalRepoCollection(context.database)
dstRepo, err := localRepoCollection.ByName(args[1])
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
err = localRepoCollection.LoadComplete(dstRepo)
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
var (
srcRefList *debian.PackageRefList
srcRepo *debian.LocalRepo
)
if command == "copy" || command == "move" {
srcRepo, err = localRepoCollection.ByName(args[0])
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
if srcRepo.UUID == dstRepo.UUID {
return fmt.Errorf("unable to %s: source and destination are the same", command)
}
err = localRepoCollection.LoadComplete(srcRepo)
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
srcRefList = srcRepo.RefList()
} else if command == "import" {
repoCollection := debian.NewRemoteRepoCollection(context.database)
srcRepo, err := repoCollection.ByName(args[0])
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
err = repoCollection.LoadComplete(srcRepo)
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
if srcRepo.RefList() == nil {
return fmt.Errorf("unable to %s: mirror not updated", command)
}
srcRefList = srcRepo.RefList()
} else {
panic("unexpected command")
}
context.progress.Printf("Loading packages...\n")
packageCollection := debian.NewPackageCollection(context.database)
dstList, err := debian.NewPackageListFromRefList(dstRepo.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
srcList, err := debian.NewPackageListFromRefList(srcRefList, packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
srcList.PrepareIndex()
var architecturesList []string
withDeps := cmd.Flag.Lookup("with-deps").Value.Get().(bool)
if withDeps {
dstList.PrepareIndex()
// Calculate architectures
if len(context.architecturesList) > 0 {
architecturesList = context.architecturesList
} else {
architecturesList = dstList.Architectures(false)
}
sort.Strings(architecturesList)
if len(architecturesList) == 0 {
return fmt.Errorf("unable to determine list of architectures, please specify explicitly")
}
}
toProcess, err := srcList.Filter(args[2:], withDeps, dstList, context.dependencyOptions, architecturesList)
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
var verb string
if command == "move" {
verb = "moved"
} else if command == "copy" {
verb = "copied"
} else if command == "import" {
verb = "imported"
}
err = toProcess.ForEach(func(p *debian.Package) error {
err = dstList.Add(p)
if err != nil {
return err
}
if command == "move" {
srcList.Remove(p)
}
context.progress.ColoredPrintf("@g[o]@| %s %s", p, verb)
return nil
})
if err != nil {
return fmt.Errorf("unable to %s: %s", command, err)
}
if cmd.Flag.Lookup("dry-run").Value.Get().(bool) {
context.progress.Printf("\nChanges not saved, as dry run has been requested.\n")
} else {
dstRepo.UpdateRefList(debian.NewPackageRefListFromPackageList(dstList))
err = localRepoCollection.Update(dstRepo)
if err != nil {
return fmt.Errorf("unable to save: %s", err)
}
if command == "move" {
srcRepo.UpdateRefList(debian.NewPackageRefListFromPackageList(srcList))
err = localRepoCollection.Update(srcRepo)
if err != nil {
return fmt.Errorf("unable to save: %s", err)
}
}
}
return err
}
func aptlyRepoAdd(cmd *commander.Command, args []string) error {
var err error
if len(args) < 2 {
cmd.Usage()
return err
}
name := args[0]
verifier := &utils.GpgVerifier{}
localRepoCollection := debian.NewLocalRepoCollection(context.database)
repo, err := localRepoCollection.ByName(name)
if err != nil {
return fmt.Errorf("unable to add: %s", err)
}
err = localRepoCollection.LoadComplete(repo)
if err != nil {
return fmt.Errorf("unable to add: %s", err)
}
context.progress.Printf("Loading packages...\n")
packageCollection := debian.NewPackageCollection(context.database)
list, err := debian.NewPackageListFromRefList(repo.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
packageFiles := []string{}
for _, location := range args[1:] {
info, err := os.Stat(location)
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to process %s: %s@|", location, err)
continue
}
if info.IsDir() {
err = filepath.Walk(location, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if info.IsDir() {
return nil
}
if strings.HasSuffix(info.Name(), ".deb") || strings.HasSuffix(info.Name(), ".dsc") {
packageFiles = append(packageFiles, path)
}
return nil
})
} else {
if strings.HasSuffix(info.Name(), ".deb") || strings.HasSuffix(info.Name(), ".dsc") {
packageFiles = append(packageFiles, location)
} else {
context.progress.ColoredPrintf("@y[!]@| @!Unknwon file extenstion: %s@|", location)
continue
}
}
}
processedFiles := []string{}
sort.Strings(packageFiles)
for _, file := range packageFiles {
var (
stanza debian.Stanza
err error
p *debian.Package
)
isSourcePackage := strings.HasSuffix(file, ".dsc")
if isSourcePackage {
stanza, err = debian.GetControlFileFromDsc(file, verifier)
if err == nil {
stanza["Package"] = stanza["Source"]
delete(stanza, "Source")
p, err = debian.NewSourcePackageFromControlFile(stanza)
}
} else {
stanza, err = debian.GetControlFileFromDeb(file)
p = debian.NewPackageFromControlFile(stanza)
}
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to read file %s: %s@|", file, err)
continue
}
checksums, err := utils.ChecksumsForFile(file)
if err != nil {
return err
}
if isSourcePackage {
p.Files = append(p.Files, debian.PackageFile{Filename: filepath.Base(file), Checksums: checksums})
} else {
p.Files = []debian.PackageFile{debian.PackageFile{Filename: filepath.Base(file), Checksums: checksums}}
}
err = context.packagePool.Import(file, checksums.MD5)
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to import file %s into pool: %s@|", file, err)
continue
}
processedFiles = append(processedFiles, file)
// go over all files, except for the last one (.dsc/.deb itself)
for i := 0; i < len(p.Files)-1; i++ {
sourceFile := filepath.Join(filepath.Dir(file), filepath.Base(p.Files[i].Filename))
err = context.packagePool.Import(sourceFile, p.Files[i].Checksums.MD5)
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to import file %s into pool: %s@|", sourceFile, err)
break
}
processedFiles = append(processedFiles, sourceFile)
}
if err != nil {
// some files haven't been imported
continue
}
err = packageCollection.Update(p)
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to save package %s: %s@|", p, err)
continue
}
err = list.Add(p)
if err != nil {
context.progress.ColoredPrintf("@y[!]@| @!Unable to add package to repo %s: %s@|", p, err)
continue
}
context.progress.ColoredPrintf("@g[+]@| %s added@|", p)
}
repo.UpdateRefList(debian.NewPackageRefListFromPackageList(list))
err = localRepoCollection.Update(repo)
if err != nil {
return fmt.Errorf("unable to save: %s", err)
}
if cmd.Flag.Lookup("remove-files").Value.Get().(bool) {
processedFiles = utils.StrSliceDeduplicate(processedFiles)
for _, file := range processedFiles {
err := os.Remove(file)
if err != nil {
return fmt.Errorf("unable to remove file: %s", err)
}
}
}
return err
}
func aptlySnapshotDiff(cmd *commander.Command, args []string) error {
var err error
if len(args) != 2 {
cmd.Usage()
return err
}
onlyMatching := cmd.Flag.Lookup("only-matching").Value.Get().(bool)
snapshotCollection := debian.NewSnapshotCollection(context.database)
packageCollection := debian.NewPackageCollection(context.database)
// Load <name-a> snapshot
snapshotA, err := snapshotCollection.ByName(args[0])
if err != nil {
return fmt.Errorf("unable to load snapshot A: %s", err)
}
err = snapshotCollection.LoadComplete(snapshotA)
if err != nil {
return fmt.Errorf("unable to load snapshot A: %s", err)
}
// Load <name-b> snapshot
snapshotB, err := snapshotCollection.ByName(args[1])
if err != nil {
return fmt.Errorf("unable to load snapshot B: %s", err)
}
err = snapshotCollection.LoadComplete(snapshotB)
if err != nil {
return fmt.Errorf("unable to load snapshot B: %s", err)
}
// Calculate diff
diff, err := snapshotA.RefList().Diff(snapshotB.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to calculate diff: %s", err)
}
if len(diff) == 0 {
fmt.Printf("Snapshots are identical.\n")
} else {
fmt.Printf(" Arch | Package | Version in A | Version in B\n")
for _, pdiff := range diff {
if onlyMatching && (pdiff.Left == nil || pdiff.Right == nil) {
continue
}
var verA, verB, pkg, arch, code string
if pdiff.Left == nil {
verA = "-"
verB = pdiff.Right.Version
pkg = pdiff.Right.Name
arch = pdiff.Right.Architecture
} else {
pkg = pdiff.Left.Name
arch = pdiff.Left.Architecture
verA = pdiff.Left.Version
if pdiff.Right == nil {
verB = "-"
} else {
verB = pdiff.Right.Version
}
}
if pdiff.Left == nil {
code = "@g+@|"
} else {
if pdiff.Right == nil {
code = "@r-@|"
} else {
code = "@y!@|"
}
}
color.Printf(code+" %-6s | %-40s | %-40s | %-40s\n", arch, pkg, verA, verB)
}
}
return err
}
func aptlySnapshotPull(cmd *commander.Command, args []string) error {
var err error
if len(args) < 4 {
cmd.Usage()
return err
}
noDeps := cmd.Flag.Lookup("no-deps").Value.Get().(bool)
snapshotCollection := debian.NewSnapshotCollection(context.database)
packageCollection := debian.NewPackageCollection(context.database)
// Load <name> snapshot
snapshot, err := snapshotCollection.ByName(args[0])
if err != nil {
return fmt.Errorf("unable to pull: %s", err)
}
err = snapshotCollection.LoadComplete(snapshot)
if err != nil {
return fmt.Errorf("unable to pull: %s", err)
}
// Load <source> snapshot
source, err := snapshotCollection.ByName(args[1])
if err != nil {
return fmt.Errorf("unable to pull: %s", err)
}
err = snapshotCollection.LoadComplete(source)
if err != nil {
return fmt.Errorf("unable to pull: %s", err)
}
fmt.Printf("Dependencies would be pulled into snapshot:\n %s\nfrom snapshot:\n %s\nand result would be saved as new snapshot %s.\n",
snapshot, source, args[2])
// Convert snapshot to package list
fmt.Printf("Loading packages (%d)...\n", snapshot.RefList().Len()+source.RefList().Len())
packageList, err := debian.NewPackageListFromRefList(snapshot.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
sourcePackageList, err := debian.NewPackageListFromRefList(source.RefList(), packageCollection)
if err != nil {
return fmt.Errorf("unable to load packages: %s", err)
}
fmt.Printf("Building indexes...\n")
packageList.PrepareIndex()
sourcePackageList.PrepareIndex()
// Calculate architectures
var architecturesList []string
if len(context.architecturesList) > 0 {
architecturesList = context.architecturesList
} else {
architecturesList = packageList.Architectures(false)
}
if len(architecturesList) == 0 {
return fmt.Errorf("unable to determine list of architectures, please specify explicitly")
}
// Initial dependencies out of arguments
initialDependencies := make([]debian.Dependency, len(args)-3)
for i, arg := range args[3:] {
initialDependencies[i], err = debian.ParseDependency(arg)
if err != nil {
return fmt.Errorf("unable to parse argument: %s", err)
}
}
// Perform pull
for _, arch := range architecturesList {
dependencies := make([]debian.Dependency, len(initialDependencies), 128)
for i := range dependencies {
dependencies[i] = initialDependencies[i]
dependencies[i].Architecture = arch
}
// Go over list of initial dependencies + list of dependencies found
for i := 0; i < len(dependencies); i++ {
dep := dependencies[i]
// Search for package that can satisfy dependencies
pkg := sourcePackageList.Search(dep)
if pkg == nil {
color.Printf("@y[!]@| @!Dependency %s can't be satisfied with source %s@|", &dep, source)
fmt.Printf("\n")
continue
}
// Remove all packages with the same name and architecture
for p := packageList.Search(debian.Dependency{Architecture: arch, Pkg: pkg.Name}); p != nil; {
packageList.Remove(p)
color.Printf("@r[-]@| %s removed", p)
fmt.Printf("\n")
p = packageList.Search(debian.Dependency{Architecture: arch, Pkg: pkg.Name})
}
// Add new discovered package
packageList.Add(pkg)
color.Printf("@g[+]@| %s added", pkg)
fmt.Printf("\n")
if noDeps {
continue
}
// Find missing dependencies for single added package
pL := debian.NewPackageList()
pL.Add(pkg)
missing, err := pL.VerifyDependencies(context.dependencyOptions, []string{arch}, packageList)
if err != nil {
color.Printf("@y[!]@| @!Error while verifying dependencies for pkg %s: %s@|", pkg, err)
fmt.Printf("\n")
}
// Append missing dependencies to the list of dependencies to satisfy
for _, misDep := range missing {
found := false
for _, d := range dependencies {
if d == misDep {
found = true
break
}
}
if !found {
dependencies = append(dependencies, misDep)
}
}
}
}
if cmd.Flag.Lookup("dry-run").Value.Get().(bool) {
fmt.Printf("\nNot creating snapshot, as dry run was requested.\n")
} else {
// Create <destination> snapshot
destination := debian.NewSnapshotFromPackageList(args[2], []*debian.Snapshot{snapshot, source}, packageList,
fmt.Sprintf("Pulled into '%s' with '%s' as source, pull request was: '%s'", snapshot.Name, source.Name, strings.Join(args[3:], " ")))
err = snapshotCollection.Add(destination)
if err != nil {
return fmt.Errorf("unable to create snapshot: %s", err)
}
fmt.Printf("\nSnapshot %s successfully created.\nYou can run 'aptly publish snapshot %s' to publish snapshot as Debian repository.\n", destination.Name, destination.Name)
}
return err
}
func aptlySnapshotVerify(cmd *commander.Command, args []string) error {
var err error
if len(args) < 1 {
cmd.Usage()
return err
}
snapshotCollection := debian.NewSnapshotCollection(context.database)
packageCollection := debian.NewPackageCollection(context.database)
snapshots := make([]*debian.Snapshot, len(args))
for i := range snapshots {
snapshots[i], err = snapshotCollection.ByName(args[i])
if err != nil {
return fmt.Errorf("unable to verify: %s", err)
}
err = snapshotCollection.LoadComplete(snapshots[i])
if err != nil {
return fmt.Errorf("unable to verify: %s", err)
}
}
packageList, err := debian.NewPackageListFromRefList(snapshots[0].RefList(), packageCollection)
if err != nil {
fmt.Errorf("unable to load packages: %s", err)
}
sourcePackageList := debian.NewPackageList()
err = sourcePackageList.Append(packageList)
if err != nil {
fmt.Errorf("unable to merge sources: %s", err)
}
for i := 1; i < len(snapshots); i++ {
pL, err := debian.NewPackageListFromRefList(snapshots[i].RefList(), packageCollection)
if err != nil {
fmt.Errorf("unable to load packages: %s", err)
}
err = sourcePackageList.Append(pL)
if err != nil {
fmt.Errorf("unable to merge sources: %s", err)
}
}
sourcePackageList.PrepareIndex()
var architecturesList []string
if len(context.architecturesList) > 0 {
architecturesList = context.architecturesList
} else {
architecturesList = packageList.Architectures(true)
}
if len(architecturesList) == 0 {
return fmt.Errorf("unable to determine list of architectures, please specify explicitly")
}
missing, err := packageList.VerifyDependencies(context.dependencyOptions, architecturesList, sourcePackageList)
if err != nil {
return fmt.Errorf("unable to verify dependencies: %s", err)
}
if len(missing) == 0 {
fmt.Printf("All dependencies are satisfied.\n")
} else {
fmt.Printf("Missing dependencies (%d):\n", len(missing))
deps := make(sort.StringSlice, len(missing))
i := 0
for _, dep := range missing {
deps[i] = dep.String()
i++
}
sort.Strings(deps)
for _, dep := range deps {
fmt.Printf(" %s\n", dep)
}
}
return err
}
func aptlyPublishSnapshot(cmd *commander.Command, args []string) error {
var err error
if len(args) < 1 || len(args) > 2 {
cmd.Usage()
return err
}
name := args[0]
var prefix string
if len(args) == 2 {
prefix = args[1]
} else {
prefix = ""
}
publishedCollecton := debian.NewPublishedRepoCollection(context.database)
snapshotCollection := debian.NewSnapshotCollection(context.database)
snapshot, err := snapshotCollection.ByName(name)
if err != nil {
return fmt.Errorf("unable to publish: %s", err)
}
err = snapshotCollection.LoadComplete(snapshot)
if err != nil {
return fmt.Errorf("unable to publish: %s", err)
}
var sourceRepo *debian.RemoteRepo
if snapshot.SourceKind == "repo" && len(snapshot.SourceIDs) == 1 {
repoCollection := debian.NewRemoteRepoCollection(context.database)
sourceRepo, _ = repoCollection.ByUUID(snapshot.SourceIDs[0])
}
component := cmd.Flag.Lookup("component").Value.String()
if component == "" {
if sourceRepo != nil && len(sourceRepo.Components) == 1 {
component = sourceRepo.Components[0]
} else {
component = "main"
}
}
distribution := cmd.Flag.Lookup("distribution").Value.String()
if distribution == "" {
if sourceRepo != nil {
distribution = sourceRepo.Distribution
}
if distribution == "" {
return fmt.Errorf("unable to guess distribution name, please specify explicitly")
}
}
published, err := debian.NewPublishedRepo(prefix, distribution, component, context.architecturesList, snapshot)
if err != nil {
return fmt.Errorf("unable to publish: %s", err)
}
duplicate := publishedCollecton.CheckDuplicate(published)
if duplicate != nil {
publishedCollecton.LoadComplete(duplicate, snapshotCollection)
return fmt.Errorf("prefix/distribution already used by another published repo: %s", duplicate)
}
signer, err := getSigner(cmd)
if err != nil {
return fmt.Errorf("unable to initialize GPG signer: %s", err)
}
packageCollection := debian.NewPackageCollection(context.database)
err = published.Publish(context.packageRepository, packageCollection, signer)
if err != nil {
return fmt.Errorf("unable to publish: %s", err)
}
err = publishedCollecton.Add(published)
if err != nil {
return fmt.Errorf("unable to save to DB: %s", err)
}
if prefix != "" && !strings.HasSuffix(prefix, "/") {
prefix += "/"
}
fmt.Printf("\nSnapshot %s has been successfully published.\nPlease setup your webserver to serve directory '%s' with autoindexing.\n",
snapshot.Name, context.packageRepository.PublicPath())
fmt.Printf("Now you can add following line to apt sources:\n")
fmt.Printf(" deb http://your-server/%s %s %s\n", prefix, distribution, component)
fmt.Printf("Don't forget to add your GPG key to apt with apt-key.\n")
fmt.Printf("\nYou can also use `aptly serve` to publish your repositories over HTTP quickly.\n")
return err
}
// aptly db cleanup
func aptlyDbCleanup(cmd *commander.Command, args []string) error {
var err error
if len(args) != 0 {
cmd.Usage()
return err
}
// collect information about references packages...
existingPackageRefs := debian.NewPackageRefList()
context.downloader.GetProgress().Printf("Loading mirrors and snapshots...\n")
repoCollection := debian.NewRemoteRepoCollection(context.database)
err = repoCollection.ForEach(func(repo *debian.RemoteRepo) error {
err := repoCollection.LoadComplete(repo)
if err != nil {
return err
}
existingPackageRefs = existingPackageRefs.Merge(repo.RefList(), false)
return nil
})
if err != nil {
return err
}
snapshotCollection := debian.NewSnapshotCollection(context.database)
err = snapshotCollection.ForEach(func(snapshot *debian.Snapshot) error {
err := snapshotCollection.LoadComplete(snapshot)
if err != nil {
return err
}
existingPackageRefs = existingPackageRefs.Merge(snapshot.RefList(), false)
return nil
})
if err != nil {
return err
}
// ... and compare it to the list of all packages
context.downloader.GetProgress().Printf("Loading list of all packages...\n")
packageCollection := debian.NewPackageCollection(context.database)
allPackageRefs := packageCollection.AllPackageRefs()
toDelete := allPackageRefs.Substract(existingPackageRefs)
// delete packages that are no longer referenced
context.downloader.GetProgress().Printf("Deleting unreferenced packages (%d)...\n", toDelete.Len())
context.database.StartBatch()
err = toDelete.ForEach(func(ref []byte) error {
return packageCollection.DeleteByKey(ref)
})
if err != nil {
return err
}
err = context.database.FinishBatch()
if err != nil {
return fmt.Errorf("unable to write to DB: %s", err)
}
// now, build a list of files that should be present in Repository (package pool)
context.downloader.GetProgress().Printf("Building list of files referenced by packages...\n")
referencedFiles := make([]string, 0, existingPackageRefs.Len())
context.downloader.GetProgress().InitBar(int64(existingPackageRefs.Len()), false)
err = existingPackageRefs.ForEach(func(key []byte) error {
pkg, err := packageCollection.ByKey(key)
if err != nil {
return err
}
paths, err := pkg.FilepathList(context.packageRepository)
if err != nil {
return err
}
referencedFiles = append(referencedFiles, paths...)
context.downloader.GetProgress().AddBar(1)
return nil
})
if err != nil {
return err
}
sort.Strings(referencedFiles)
context.downloader.GetProgress().ShutdownBar()
// build a list of files in the package pool
context.downloader.GetProgress().Printf("Building list of files in package pool...\n")
existingFiles, err := context.packageRepository.PoolFilepathList(context.downloader.GetProgress())
if err != nil {
return fmt.Errorf("unable to collect file paths: %s", err)
}
// find files which are in the pool but not referenced by packages
filesToDelete := utils.StrSlicesSubstract(existingFiles, referencedFiles)
// delete files that are no longer referenced
context.downloader.GetProgress().Printf("Deleting unreferenced files (%d)...\n", len(filesToDelete))
if len(filesToDelete) > 0 {
context.downloader.GetProgress().InitBar(int64(len(filesToDelete)), false)
totalSize := int64(0)
for _, file := range filesToDelete {
size, err := context.packageRepository.PoolRemove(file)
if err != nil {
return err
}
context.downloader.GetProgress().AddBar(1)
totalSize += size
}
context.downloader.GetProgress().ShutdownBar()
context.downloader.GetProgress().Printf("Disk space freed: %.2f GiB...\n", float64(totalSize)/1024.0/1024.0/1024.0)
}
return err
}