// 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 := deb.NewPackageRefList()
context.Progress().Printf("Loading mirrors, local repos and snapshots...\n")
err = context.CollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
err := context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
if err != nil {
return err
}
if repo.RefList() != nil {
existingPackageRefs = existingPackageRefs.Merge(repo.RefList(), false)
}
return nil
})
if err != nil {
return err
}
err = context.CollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
err := context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
if err != nil {
return err
}
if repo.RefList() != nil {
existingPackageRefs = existingPackageRefs.Merge(repo.RefList(), false)
}
return nil
})
if err != nil {
return err
}
err = context.CollectionFactory().SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
err := context.CollectionFactory().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.Progress().Printf("Loading list of all packages...\n")
allPackageRefs := context.CollectionFactory().PackageCollection().AllPackageRefs()
toDelete := allPackageRefs.Substract(existingPackageRefs)
// delete packages that are no longer referenced
context.Progress().Printf("Deleting unreferenced packages (%d)...\n", toDelete.Len())
// database can't err as collection factory already constructed
db, _ := context.Database()
db.StartBatch()
err = toDelete.ForEach(func(ref []byte) error {
return context.CollectionFactory().PackageCollection().DeleteByKey(ref)
})
if err != nil {
return err
}
err = db.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.Progress().Printf("Building list of files referenced by packages...\n")
referencedFiles := make([]string, 0, existingPackageRefs.Len())
context.Progress().InitBar(int64(existingPackageRefs.Len()), false)
err = existingPackageRefs.ForEach(func(key []byte) error {
pkg, err2 := context.CollectionFactory().PackageCollection().ByKey(key)
if err2 != nil {
return err2
}
paths, err2 := pkg.FilepathList(context.PackagePool())
if err2 != nil {
return err2
}
referencedFiles = append(referencedFiles, paths...)
context.Progress().AddBar(1)
return nil
})
if err != nil {
return err
}
sort.Strings(referencedFiles)
context.Progress().ShutdownBar()
// build a list of files in the package pool
context.Progress().Printf("Building list of files in package pool...\n")
existingFiles, err := context.PackagePool().FilepathList(context.Progress())
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.Progress().Printf("Deleting unreferenced files (%d)...\n", len(filesToDelete))
if len(filesToDelete) > 0 {
context.Progress().InitBar(int64(len(filesToDelete)), false)
var size, totalSize int64
for _, file := range filesToDelete {
size, err = context.PackagePool().Remove(file)
if err != nil {
return err
}
context.Progress().AddBar(1)
totalSize += size
}
context.Progress().ShutdownBar()
context.Progress().Printf("Disk space freed: %s...\n", utils.HumanBytes(totalSize))
}
context.Progress().Printf("Compacting database...\n")
err = db.CompactDB()
return err
}
// aptly db cleanup
func aptlyDbCleanup(cmd *commander.Command, args []string) error {
var err error
if len(args) != 0 {
cmd.Usage()
return commander.ErrCommandError
}
verbose := context.Flags().Lookup("verbose").Value.Get().(bool)
dryRun := context.Flags().Lookup("dry-run").Value.Get().(bool)
// collect information about references packages...
existingPackageRefs := deb.NewPackageRefList()
// used only in verbose mode to report package use source
packageRefSources := map[string][]string{}
context.Progress().ColoredPrintf("@{w!}Loading mirrors, local repos, snapshots and published repos...@|")
if verbose {
context.Progress().ColoredPrintf("@{y}Loading mirrors:@|")
}
err = context.CollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
if verbose {
context.Progress().ColoredPrintf("- @{g}%s@|", repo.Name)
}
err := context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
if err != nil {
return err
}
if repo.RefList() != nil {
existingPackageRefs = existingPackageRefs.Merge(repo.RefList(), false, true)
if verbose {
description := fmt.Sprintf("mirror %s", repo.Name)
repo.RefList().ForEach(func(key []byte) error {
packageRefSources[string(key)] = append(packageRefSources[string(key)], description)
return nil
})
}
}
return nil
})
if err != nil {
return err
}
if verbose {
context.Progress().ColoredPrintf("@{y}Loading local repos:@|")
}
err = context.CollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
if verbose {
context.Progress().ColoredPrintf("- @{g}%s@|", repo.Name)
}
err := context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
if err != nil {
return err
}
if repo.RefList() != nil {
existingPackageRefs = existingPackageRefs.Merge(repo.RefList(), false, true)
if verbose {
description := fmt.Sprintf("local repo %s", repo.Name)
repo.RefList().ForEach(func(key []byte) error {
packageRefSources[string(key)] = append(packageRefSources[string(key)], description)
return nil
})
}
}
return nil
})
if err != nil {
return err
}
if verbose {
context.Progress().ColoredPrintf("@{y}Loading snapshots:@|")
}
err = context.CollectionFactory().SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
if verbose {
context.Progress().ColoredPrintf("- @{g}%s@|", snapshot.Name)
}
err := context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
if err != nil {
return err
}
existingPackageRefs = existingPackageRefs.Merge(snapshot.RefList(), false, true)
if verbose {
description := fmt.Sprintf("snapshot %s", snapshot.Name)
snapshot.RefList().ForEach(func(key []byte) error {
packageRefSources[string(key)] = append(packageRefSources[string(key)], description)
return nil
})
}
return nil
})
if err != nil {
return err
}
if verbose {
context.Progress().ColoredPrintf("@{y}Loading published repositories:@|")
}
err = context.CollectionFactory().PublishedRepoCollection().ForEach(func(published *deb.PublishedRepo) error {
if verbose {
context.Progress().ColoredPrintf("- @{g}%s:%s/%s{|}", published.Storage, published.Prefix, published.Distribution)
}
if published.SourceKind != "local" {
return nil
}
err := context.CollectionFactory().PublishedRepoCollection().LoadComplete(published, context.CollectionFactory())
if err != nil {
return err
}
for _, component := range published.Components() {
existingPackageRefs = existingPackageRefs.Merge(published.RefList(component), false, true)
if verbose {
description := fmt.Sprintf("published repository %s:%s/%s component %s",
published.Storage, published.Prefix, published.Distribution, component)
published.RefList(component).ForEach(func(key []byte) error {
packageRefSources[string(key)] = append(packageRefSources[string(key)], description)
return nil
})
}
}
return nil
})
if err != nil {
return err
}
// ... and compare it to the list of all packages
context.Progress().ColoredPrintf("@{w!}Loading list of all packages...@|")
allPackageRefs := context.CollectionFactory().PackageCollection().AllPackageRefs()
toDelete := allPackageRefs.Substract(existingPackageRefs)
// delete packages that are no longer referenced
context.Progress().ColoredPrintf("@{r!}Deleting unreferenced packages (%d)...@|", toDelete.Len())
// database can't err as collection factory already constructed
db, _ := context.Database()
if toDelete.Len() > 0 {
if verbose {
context.Progress().ColoredPrintf("@{r}List of package keys to delete:@|")
err = toDelete.ForEach(func(ref []byte) error {
context.Progress().ColoredPrintf(" - @{r}%s@|", string(ref))
return nil
})
if err != nil {
return err
}
}
if !dryRun {
db.StartBatch()
err = toDelete.ForEach(func(ref []byte) error {
return context.CollectionFactory().PackageCollection().DeleteByKey(ref)
})
if err != nil {
return err
}
err = db.FinishBatch()
if err != nil {
return fmt.Errorf("unable to write to DB: %s", err)
}
} else {
context.Progress().ColoredPrintf("@{y!}Skipped deletion, as -dry-run has been requested.@|")
}
}
// now, build a list of files that should be present in Repository (package pool)
context.Progress().ColoredPrintf("@{w!}Building list of files referenced by packages...@|")
referencedFiles := make([]string, 0, existingPackageRefs.Len())
context.Progress().InitBar(int64(existingPackageRefs.Len()), false)
err = existingPackageRefs.ForEach(func(key []byte) error {
pkg, err2 := context.CollectionFactory().PackageCollection().ByKey(key)
if err2 != nil {
tail := ""
if verbose {
tail = fmt.Sprintf(" (sources: %s)", strings.Join(packageRefSources[string(key)], ", "))
}
if dryRun {
context.Progress().ColoredPrintf("@{r!}Unresolvable package reference, skipping (-dry-run): %s: %s%s",
string(key), err2, tail)
return nil
}
return fmt.Errorf("unable to load package %s: %s%s", string(key), err2, tail)
}
paths, err2 := pkg.FilepathList(context.PackagePool())
if err2 != nil {
return err2
}
referencedFiles = append(referencedFiles, paths...)
context.Progress().AddBar(1)
return nil
})
if err != nil {
return err
}
sort.Strings(referencedFiles)
context.Progress().ShutdownBar()
// build a list of files in the package pool
context.Progress().ColoredPrintf("@{w!}Building list of files in package pool...@|")
existingFiles, err := context.PackagePool().FilepathList(context.Progress())
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.Progress().ColoredPrintf("@{r!}Deleting unreferenced files (%d)...@|", len(filesToDelete))
if len(filesToDelete) > 0 {
if verbose {
context.Progress().ColoredPrintf("@{r}List of files to be deleted:@|")
for _, file := range filesToDelete {
context.Progress().ColoredPrintf(" - @{r}%s@|", file)
}
}
if !dryRun {
context.Progress().InitBar(int64(len(filesToDelete)), false)
var size, totalSize int64
for _, file := range filesToDelete {
size, err = context.PackagePool().Remove(file)
if err != nil {
return err
}
context.Progress().AddBar(1)
totalSize += size
}
context.Progress().ShutdownBar()
context.Progress().ColoredPrintf("@{w!}Disk space freed: %s...@|", utils.HumanBytes(totalSize))
} else {
context.Progress().ColoredPrintf("@{y!}Skipped file deletion, as -dry-run has been requested.@|")
}
}
if !dryRun {
context.Progress().ColoredPrintf("@{w!}Compacting database...@|")
err = db.CompactDB()
} else {
context.Progress().ColoredPrintf("@{y!}Skipped DB compaction, as -dry-run has been requested.@|")
}
return err
}
