New upstream version 1.5.0+ds1

cmd/api_serve.go

@@ -58,25 +58,7 @@ func aptlyAPIServe(cmd *commander.Command, args []string) error {
 	listenURL, err := url.Parse(listen)
 	if err == nil && listenURL.Scheme == "unix" {
 		file := listenURL.Path
-
-		var stat os.FileInfo
-		stat, err = os.Stat(file)
-		shouldRemove := true
-
-		if err == nil && stat.Mode()&os.ModeSocket == os.ModeSocket {
-			shouldRemove = false
-		}
-
-		if err != nil && os.IsNotExist(err) {
-			shouldRemove = false
-		}
-
-		if shouldRemove {
-			err = os.Remove(file)
-			if err != nil {
-				fmt.Printf("Warning: error removing file %s: %s\n", file, err)
-			}
-		}
+		os.Remove(file)
 
 		var listener net.Listener
 		listener, err = net.Listen("unix", file)

cmd/cmd.go

@@ -21,14 +21,14 @@ const (
 )
 
 // ListPackagesRefList shows list of packages in PackageRefList
-func ListPackagesRefList(reflist *deb.PackageRefList) (err error) {
+func ListPackagesRefList(reflist *deb.PackageRefList, collectionFactory *deb.CollectionFactory) (err error) {
 	fmt.Printf("Packages:\n")
 
 	if reflist == nil {
 		return
 	}
 
-	list, err := deb.NewPackageListFromRefList(reflist, context.CollectionFactory().PackageCollection(), context.Progress())
+	list, err := deb.NewPackageListFromRefList(reflist, collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}

cmd/db_cleanup.go

@@ -5,6 +5,7 @@ import (
 	"sort"
 	"strings"
 
+	"github.com/aptly-dev/aptly/aptly"
 	"github.com/aptly-dev/aptly/deb"
 	"github.com/aptly-dev/aptly/utils"
 	"github.com/smira/commander"
@@ -21,6 +22,7 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 
 	verbose := context.Flags().Lookup("verbose").Value.Get().(bool)
 	dryRun := context.Flags().Lookup("dry-run").Value.Get().(bool)
+	collectionFactory := context.NewCollectionFactory()
 
 	// collect information about references packages...
 	existingPackageRefs := deb.NewPackageRefList()
@@ -32,12 +34,12 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 	if verbose {
 		context.Progress().ColoredPrintf("@{y}Loading mirrors:@|")
 	}
-	err = context.CollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
+	err = collectionFactory.RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
 		if verbose {
 			context.Progress().ColoredPrintf("- @{g}%s@|", repo.Name)
 		}
 
-		e := context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+		e := collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 		if e != nil {
 			return e
 		}
@@ -59,17 +61,17 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		return err
 	}
 
-	context.CollectionFactory().Flush()
+	collectionFactory.Flush()
 
 	if verbose {
 		context.Progress().ColoredPrintf("@{y}Loading local repos:@|")
 	}
-	err = context.CollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
+	err = collectionFactory.LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
 		if verbose {
 			context.Progress().ColoredPrintf("- @{g}%s@|", repo.Name)
 		}
 
-		e := context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+		e := collectionFactory.LocalRepoCollection().LoadComplete(repo)
 		if e != nil {
 			return e
 		}
@@ -92,17 +94,17 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		return err
 	}
 
-	context.CollectionFactory().Flush()
+	collectionFactory.Flush()
 
 	if verbose {
 		context.Progress().ColoredPrintf("@{y}Loading snapshots:@|")
 	}
-	err = context.CollectionFactory().SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
+	err = collectionFactory.SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
 		if verbose {
 			context.Progress().ColoredPrintf("- @{g}%s@|", snapshot.Name)
 		}
 
-		e := context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+		e := collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 		if e != nil {
 			return e
 		}
@@ -122,19 +124,19 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		return err
 	}
 
-	context.CollectionFactory().Flush()
+	collectionFactory.Flush()
 
 	if verbose {
 		context.Progress().ColoredPrintf("@{y}Loading published repositories:@|")
 	}
-	err = context.CollectionFactory().PublishedRepoCollection().ForEach(func(published *deb.PublishedRepo) error {
+	err = 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 != deb.SourceLocalRepo {
 			return nil
 		}
-		e := context.CollectionFactory().PublishedRepoCollection().LoadComplete(published, context.CollectionFactory())
+		e := collectionFactory.PublishedRepoCollection().LoadComplete(published, collectionFactory)
 		if e != nil {
 			return e
 		}
@@ -156,11 +158,11 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		return err
 	}
 
-	context.CollectionFactory().Flush()
+	collectionFactory.Flush()
 
 	// ... and compare it to the list of all packages
 	context.Progress().ColoredPrintf("@{w!}Loading list of all packages...@|")
-	allPackageRefs := context.CollectionFactory().PackageCollection().AllPackageRefs()
+	allPackageRefs := collectionFactory.PackageCollection().AllPackageRefs()
 
 	toDelete := allPackageRefs.Subtract(existingPackageRefs)
 
@@ -183,15 +185,15 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		}
 
 		if !dryRun {
-			db.StartBatch()
+			batch := db.CreateBatch()
 			err = toDelete.ForEach(func(ref []byte) error {
-				return context.CollectionFactory().PackageCollection().DeleteByKey(ref)
+				return collectionFactory.PackageCollection().DeleteByKey(ref, batch)
 			})
 			if err != nil {
-				return err
+				return fmt.Errorf("unable to delete by key: %s", err)
 			}
 
-			err = db.FinishBatch()
+			err = batch.Write()
 			if err != nil {
 				return fmt.Errorf("unable to write to DB: %s", err)
 			}
@@ -200,15 +202,15 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	context.CollectionFactory().Flush()
+	collectionFactory.Flush()
 
 	// 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)
+	context.Progress().InitBar(int64(existingPackageRefs.Len()), false, aptly.BarCleanupBuildList)
 
 	err = existingPackageRefs.ForEach(func(key []byte) error {
-		pkg, err2 := context.CollectionFactory().PackageCollection().ByKey(key)
+		pkg, err2 := collectionFactory.PackageCollection().ByKey(key)
 		if err2 != nil {
 			tail := ""
 			if verbose {
@@ -259,7 +261,7 @@ func aptlyDbCleanup(cmd *commander.Command, args []string) error {
 		}
 
 		if !dryRun {
-			context.Progress().InitBar(int64(len(filesToDelete)), false)
+			context.Progress().InitBar(int64(len(filesToDelete)), false, aptly.BarCleanupDeleteUnreferencedFiles)
 
 			var size, totalSize int64
 			for _, file := range filesToDelete {

cmd/db_recover.go

@@ -1,8 +1,9 @@
 package cmd
 
 import (
-	"github.com/aptly-dev/aptly/database"
 	"github.com/smira/commander"
+
+	"github.com/aptly-dev/aptly/database/goleveldb"
 )
 
 // aptly db recover
@@ -15,7 +16,7 @@ func aptlyDbRecover(cmd *commander.Command, args []string) error {
 	}
 
 	context.Progress().Printf("Recovering database...\n")
-	err = database.RecoverDB(context.DBPath())
+	err = goleveldb.RecoverDB(context.DBPath())
 
 	return err
 }

cmd/graph.go

@@ -28,8 +28,8 @@ func aptlyGraph(cmd *commander.Command, args []string) error {
 	layout := context.Flags().Lookup("layout").Value.String()
 
 	fmt.Printf("Generating graph...\n")
-	graph, err := deb.BuildGraph(context.CollectionFactory(), layout)
-
+	collectionFactory := context.NewCollectionFactory()
+	graph, err := deb.BuildGraph(collectionFactory, layout)
 	if err != nil {
 		return err
 	}

cmd/mirror_create.go

@@ -64,7 +64,8 @@ func aptlyMirrorCreate(cmd *commander.Command, args []string) error {
 		return fmt.Errorf("unable to fetch mirror: %s", err)
 	}
 
-	err = context.CollectionFactory().RemoteRepoCollection().Add(repo)
+	collectionFactory := context.NewCollectionFactory()
+	err = collectionFactory.RemoteRepoCollection().Add(repo)
 	if err != nil {
 		return fmt.Errorf("unable to add mirror: %s", err)
 	}
@@ -102,6 +103,7 @@ Example:
 	cmd.Flag.Bool("filter-with-deps", false, "when filtering, include dependencies of matching packages as well")
 	cmd.Flag.Bool("force-components", false, "(only with component list) skip check that requested components are listed in Release file")
 	cmd.Flag.Bool("force-architectures", false, "(only with architecture list) skip check that requested architectures are listed in Release file")
+	cmd.Flag.Int("max-tries", 1, "max download tries till process fails with download error")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "gpg keyring to use when verifying Release file (could be specified multiple times)")
 
 	return cmd

cmd/mirror_drop.go

@@ -15,8 +15,9 @@ func aptlyMirrorDrop(cmd *commander.Command, args []string) error {
 	}
 
 	name := args[0]
+	collectionFactory := context.NewCollectionFactory()
 
-	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(name)
+	repo, err := collectionFactory.RemoteRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}
@@ -28,7 +29,7 @@ func aptlyMirrorDrop(cmd *commander.Command, args []string) error {
 
 	force := context.Flags().Lookup("force").Value.Get().(bool)
 	if !force {
-		snapshots := context.CollectionFactory().SnapshotCollection().ByRemoteRepoSource(repo)
+		snapshots := collectionFactory.SnapshotCollection().ByRemoteRepoSource(repo)
 
 		if len(snapshots) > 0 {
 			fmt.Printf("Mirror `%s` was used to create following snapshots:\n", repo.Name)
@@ -40,7 +41,7 @@ func aptlyMirrorDrop(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	err = context.CollectionFactory().RemoteRepoCollection().Drop(repo)
+	err = collectionFactory.RemoteRepoCollection().Drop(repo)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}

cmd/mirror_edit.go

@@ -16,7 +16,8 @@ func aptlyMirrorEdit(cmd *commander.Command, args []string) error {
 		return commander.ErrCommandError
 	}
 
-	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(args[0])
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.RemoteRepoCollection().ByName(args[0])
 	if err != nil {
 		return fmt.Errorf("unable to edit: %s", err)
 	}
@@ -74,7 +75,7 @@ func aptlyMirrorEdit(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
+	err = collectionFactory.RemoteRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to edit: %s", err)
 	}

cmd/mirror_list.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
 	"sort"
 
@@ -9,17 +10,29 @@ import (
 )
 
 func aptlyMirrorList(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 0 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
-	raw := cmd.Flag.Lookup("raw").Value.Get().(bool)
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
 
-	repos := make([]string, context.CollectionFactory().RemoteRepoCollection().Len())
+	if jsonFlag {
+		return aptlyMirrorListJSON(cmd, args)
+	}
+
+	return aptlyMirrorListTxt(cmd, args)
+}
+
+func aptlyMirrorListTxt(cmd *commander.Command, args []string) error {
+	var err error
+
+	raw := cmd.Flag.Lookup("raw").Value.Get().(bool)
+	collectionFactory := context.NewCollectionFactory()
+
+	repos := make([]string, collectionFactory.RemoteRepoCollection().Len())
 	i := 0
-	context.CollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
+	collectionFactory.RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
 		if raw {
 			repos[i] = repo.Name
 		} else {
@@ -52,6 +65,32 @@ func aptlyMirrorList(cmd *commander.Command, args []string) error {
 	return err
 }
 
+func aptlyMirrorListJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	repos := make([]*deb.RemoteRepo, context.NewCollectionFactory().RemoteRepoCollection().Len())
+	i := 0
+	context.NewCollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
+		repos[i] = repo
+		i++
+		return nil
+	})
+
+	context.CloseDatabase()
+
+	sort.Slice(repos, func(i, j int) bool {
+		return repos[i].Name < repos[j].Name
+	})
+
+	if output, e := json.MarshalIndent(repos, "", "  "); e == nil {
+		fmt.Println(string(output))
+	} else {
+		err = e
+	}
+
+	return err
+}
+
 func makeCmdMirrorList() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlyMirrorList,
@@ -66,6 +105,7 @@ Example:
 `,
 	}
 
+	cmd.Flag.Bool("json", false, "display list in JSON format")
 	cmd.Flag.Bool("raw", false, "display list in machine-readable format")
 
 	return cmd

cmd/mirror_rename.go

@@ -20,7 +20,8 @@ func aptlyMirrorRename(cmd *commander.Command, args []string) error {
 
 	oldName, newName := args[0], args[1]
 
-	repo, err = context.CollectionFactory().RemoteRepoCollection().ByName(oldName)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err = collectionFactory.RemoteRepoCollection().ByName(oldName)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}
@@ -30,13 +31,13 @@ func aptlyMirrorRename(cmd *commander.Command, args []string) error {
 		return fmt.Errorf("unable to rename: %s", err)
 	}
 
-	_, err = context.CollectionFactory().RemoteRepoCollection().ByName(newName)
+	_, err = collectionFactory.RemoteRepoCollection().ByName(newName)
 	if err == nil {
 		return fmt.Errorf("unable to rename: mirror %s already exists", newName)
 	}
 
 	repo.Name = newName
-	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
+	err = collectionFactory.RemoteRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}

cmd/mirror_show.go

@@ -1,7 +1,9 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
+	"sort"
 	"strings"
 
 	"github.com/aptly-dev/aptly/deb"
@@ -11,20 +13,32 @@ import (
 )
 
 func aptlyMirrorShow(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 1 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlyMirrorShowJSON(cmd, args)
+	}
+
+	return aptlyMirrorShowTxt(cmd, args)
+}
+
+func aptlyMirrorShowTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	name := args[0]
 
-	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(name)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.RemoteRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
 
-	err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+	err = collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
@@ -72,13 +86,56 @@ func aptlyMirrorShow(cmd *commander.Command, args []string) error {
 		if repo.LastDownloadDate.IsZero() {
 			fmt.Printf("Unable to show package list, mirror hasn't been downloaded yet.\n")
 		} else {
-			ListPackagesRefList(repo.RefList())
+			ListPackagesRefList(repo.RefList(), collectionFactory)
 		}
 	}
 
 	return err
 }
 
+func aptlyMirrorShowJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	name := args[0]
+
+	repo, err := context.NewCollectionFactory().RemoteRepoCollection().ByName(name)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	err = context.NewCollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	// include packages if requested
+	withPackages := context.Flags().Lookup("with-packages").Value.Get().(bool)
+	if withPackages {
+		if repo.RefList() != nil {
+			var list *deb.PackageList
+			list, err = deb.NewPackageListFromRefList(repo.RefList(), context.NewCollectionFactory().PackageCollection(), context.Progress())
+			if err != nil {
+				return fmt.Errorf("unable to get package list: %s", err)
+			}
+
+			list.PrepareIndex()
+			list.ForEachIndexed(func(p *deb.Package) error {
+				repo.Packages = append(repo.Packages, p.GetFullName())
+				return nil
+			})
+
+			sort.Strings(repo.Packages)
+		}
+	}
+
+	var output []byte
+	if output, err = json.MarshalIndent(repo, "", "  "); err == nil {
+		fmt.Println(string(output))
+	}
+
+	return err
+}
+
 func makeCmdMirrorShow() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlyMirrorShow,
@@ -94,6 +151,7 @@ Example:
 		Flag: *flag.NewFlagSet("aptly-mirror-show", flag.ExitOnError),
 	}
 
+	cmd.Flag.Bool("json", false, "display record in JSON format")
 	cmd.Flag.Bool("with-packages", false, "show detailed list of packages and versions stored in the mirror")
 
 	return cmd

cmd/mirror_update.go

@@ -22,12 +22,13 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 
 	name := args[0]
 
-	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(name)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.RemoteRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
 
-	err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+	err = collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -41,7 +42,6 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 	}
 
 	ignoreMismatch := context.Flags().Lookup("ignore-checksums").Value.Get().(bool)
-	maxTries := context.Flags().Lookup("max-tries").Value.Get().(int)
 
 	verifier, err := getVerifier(context.Flags())
 	if err != nil {
@@ -54,7 +54,7 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 	}
 
 	context.Progress().Printf("Downloading & parsing package files...\n")
-	err = repo.DownloadPackageIndexes(context.Progress(), context.Downloader(), verifier, context.CollectionFactory(), ignoreMismatch, maxTries)
+	err = repo.DownloadPackageIndexes(context.Progress(), context.Downloader(), verifier, collectionFactory, ignoreMismatch)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -84,8 +84,8 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 	skipExistingPackages := context.Flags().Lookup("skip-existing-packages").Value.Get().(bool)
 
 	context.Progress().Printf("Building download queue...\n")
-	queue, downloadSize, err = repo.BuildDownloadQueue(context.PackagePool(), context.CollectionFactory().PackageCollection(),
-		context.CollectionFactory().ChecksumCollection(), skipExistingPackages)
+	queue, downloadSize, err = repo.BuildDownloadQueue(context.PackagePool(), collectionFactory.PackageCollection(),
+		collectionFactory.ChecksumCollection(nil), skipExistingPackages)
 
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
@@ -96,12 +96,12 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 		err = context.ReOpenDatabase()
 		if err == nil {
 			repo.MarkAsIdle()
-			context.CollectionFactory().RemoteRepoCollection().Update(repo)
+			collectionFactory.RemoteRepoCollection().Update(repo)
 		}
 	}()
 
 	repo.MarkAsUpdating()
-	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
+	err = collectionFactory.RemoteRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -117,7 +117,7 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 	context.Progress().Printf("Download queue: %d items (%s)\n", count, utils.HumanBytes(downloadSize))
 
 	// Download from the queue
-	context.Progress().InitBar(downloadSize, true)
+	context.Progress().InitBar(downloadSize, true, aptly.BarMirrorUpdateDownloadPackages)
 
 	downloadQueue := make(chan int)
 
@@ -173,8 +173,7 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 						repo.PackageURL(task.File.DownloadURL()).String(),
 						task.TempDownPath,
 						&task.File.Checksums,
-						ignoreMismatch,
-						maxTries)
+						ignoreMismatch)
 					if e != nil {
 						pushError(e)
 						continue
@@ -199,7 +198,7 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 	}
 
 	// Import downloaded files
-	context.Progress().InitBar(int64(len(queue)), false)
+	context.Progress().InitBar(int64(len(queue)), false, aptly.BarMirrorUpdateImportFiles)
 
 	for idx := range queue {
 		context.Progress().AddBar(1)
@@ -212,7 +211,7 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 		}
 
 		// and import it back to the pool
-		task.File.PoolPath, err = context.PackagePool().Import(task.TempDownPath, task.File.Filename, &task.File.Checksums, true, context.CollectionFactory().ChecksumCollection())
+		task.File.PoolPath, err = context.PackagePool().Import(task.TempDownPath, task.File.Filename, &task.File.Checksums, true, collectionFactory.ChecksumCollection(nil))
 		if err != nil {
 			return fmt.Errorf("unable to import file: %s", err)
 		}
@@ -236,8 +235,8 @@ func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
 		return fmt.Errorf("unable to update: download errors:\n  %s", strings.Join(errors, "\n  "))
 	}
 
-	repo.FinalizeDownload(context.CollectionFactory(), context.Progress())
-	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
+	repo.FinalizeDownload(collectionFactory, context.Progress())
+	err = collectionFactory.RemoteRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -268,6 +267,7 @@ Example:
 	cmd.Flag.Bool("ignore-signatures", false, "disable verification of Release file signatures")
 	cmd.Flag.Bool("skip-existing-packages", false, "do not check file existence for packages listed in the internal database of the mirror")
 	cmd.Flag.Int64("download-limit", 0, "limit download speed (kbytes/sec)")
+	cmd.Flag.String("downloader", "default", "downloader to use (e.g. grab)")
 	cmd.Flag.Int("max-tries", 1, "max download tries till process fails with download error")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "gpg keyring to use when verifying Release file (could be specified multiple times)")
 

cmd/package_search.go

@@ -29,7 +29,8 @@ func aptlyPackageSearch(cmd *commander.Command, args []string) error {
 		q = &deb.MatchAllQuery{}
 	}
 
-	result := q.Query(context.CollectionFactory().PackageCollection())
+	collectionFactory := context.NewCollectionFactory()
+	result := q.Query(collectionFactory.PackageCollection())
 	if result.Len() == 0 {
 		return fmt.Errorf("no results")
 	}

cmd/package_show.go

@@ -12,9 +12,9 @@ import (
 	"github.com/smira/flag"
 )
 
-func printReferencesTo(p *deb.Package) (err error) {
-	err = context.CollectionFactory().RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
-		e := context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+func printReferencesTo(p *deb.Package, collectionFactory *deb.CollectionFactory) (err error) {
+	err = collectionFactory.RemoteRepoCollection().ForEach(func(repo *deb.RemoteRepo) error {
+		e := collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 		if e != nil {
 			return e
 		}
@@ -29,8 +29,8 @@ func printReferencesTo(p *deb.Package) (err error) {
 		return err
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
-		e := context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	err = collectionFactory.LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
+		e := collectionFactory.LocalRepoCollection().LoadComplete(repo)
 		if e != nil {
 			return e
 		}
@@ -45,8 +45,8 @@ func printReferencesTo(p *deb.Package) (err error) {
 		return err
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
-		e := context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+	err = collectionFactory.SnapshotCollection().ForEach(func(snapshot *deb.Snapshot) error {
+		e := collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 		if e != nil {
 			return e
 		}
@@ -76,7 +76,8 @@ func aptlyPackageShow(cmd *commander.Command, args []string) error {
 
 	w := bufio.NewWriter(os.Stdout)
 
-	result := q.Query(context.CollectionFactory().PackageCollection())
+	collectionFactory := context.NewCollectionFactory()
+	result := q.Query(collectionFactory.PackageCollection())
 
 	err = result.ForEach(func(p *deb.Package) error {
 		p.Stanza().WriteTo(w, p.IsSource, false, false)
@@ -104,7 +105,7 @@ func aptlyPackageShow(cmd *commander.Command, args []string) error {
 
 		if withReferences {
 			fmt.Printf("References to package:\n")
-			printReferencesTo(p)
+			printReferencesTo(p, collectionFactory)
 			fmt.Printf("\n")
 		}
 

cmd/publish_drop.go

@@ -23,8 +23,9 @@ func aptlyPublishDrop(cmd *commander.Command, args []string) error {
 
 	storage, prefix := deb.ParsePrefix(param)
 
-	err = context.CollectionFactory().PublishedRepoCollection().Remove(context, storage, prefix, distribution,
-		context.CollectionFactory(), context.Progress(),
+	collectionFactory := context.NewCollectionFactory()
+	err = collectionFactory.PublishedRepoCollection().Remove(context, storage, prefix, distribution,
+		collectionFactory, context.Progress(),
 		context.Flags().Lookup("force-drop").Value.Get().(bool),
 		context.Flags().Lookup("skip-cleanup").Value.Get().(bool))
 	if err != nil {

cmd/publish_list.go

@@ -1,7 +1,9 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
+	"os"
 	"sort"
 
 	"github.com/aptly-dev/aptly/deb"
@@ -9,19 +11,33 @@ import (
 )
 
 func aptlyPublishList(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 0 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlyPublishListJSON(cmd, args)
+	}
+
+	return aptlyPublishListTxt(cmd, args)
+}
+
+func aptlyPublishListTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	raw := cmd.Flag.Lookup("raw").Value.Get().(bool)
 
-	published := make([]string, 0, context.CollectionFactory().PublishedRepoCollection().Len())
+	collectionFactory := context.NewCollectionFactory()
+	published := make([]string, 0, collectionFactory.PublishedRepoCollection().Len())
 
-	err = context.CollectionFactory().PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
-		e := context.CollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.CollectionFactory())
+	err = collectionFactory.PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
+		e := collectionFactory.PublishedRepoCollection().LoadComplete(repo, collectionFactory)
 		if e != nil {
+			fmt.Fprintf(os.Stderr, "Error found on one publish (prefix:%s / distribution:%s / component:%s\n)",
+				repo.StoragePrefix(), repo.Distribution, repo.Components())
 			return e
 		}
 
@@ -61,6 +77,42 @@ func aptlyPublishList(cmd *commander.Command, args []string) error {
 	return err
 }
 
+func aptlyPublishListJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	repos := make([]*deb.PublishedRepo, 0, context.NewCollectionFactory().PublishedRepoCollection().Len())
+
+	err = context.NewCollectionFactory().PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
+		e := context.NewCollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.NewCollectionFactory())
+		if e != nil {
+			fmt.Fprintf(os.Stderr, "Error found on one publish (prefix:%s / distribution:%s / component:%s\n)",
+				repo.StoragePrefix(), repo.Distribution, repo.Components())
+			return e
+		}
+
+		repos = append(repos, repo)
+
+		return nil
+	})
+
+	if err != nil {
+		return fmt.Errorf("unable to load list of repos: %s", err)
+	}
+
+	context.CloseDatabase()
+
+	sort.Slice(repos, func(i, j int) bool {
+		return repos[i].GetPath() < repos[j].GetPath()
+	})
+	if output, e := json.MarshalIndent(repos, "", "  "); e == nil {
+		fmt.Println(string(output))
+	} else {
+		err = e
+	}
+
+	return err
+}
+
 func makeCmdPublishList() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlyPublishList,
@@ -75,6 +127,7 @@ Example:
 `,
 	}
 
+	cmd.Flag.Bool("json", false, "display list in JSON format")
 	cmd.Flag.Bool("raw", false, "display list in machine-readable format")
 
 	return cmd

cmd/publish_repo.go

@@ -37,15 +37,17 @@ Example:
 	cmd.Flag.String("gpg-key", "", "GPG key ID to use when signing the release")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "GPG keyring to use (instead of default)")
 	cmd.Flag.String("secret-keyring", "", "GPG secret keyring to use (instead of default)")
-	cmd.Flag.String("passphrase", "", "GPG passhprase for the key (warning: could be insecure)")
-	cmd.Flag.String("passphrase-file", "", "GPG passhprase-file for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase", "", "GPG passphrase for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase-file", "", "GPG passphrase-file for the key (warning: could be insecure)")
 	cmd.Flag.Bool("batch", false, "run GPG with detached tty")
 	cmd.Flag.Bool("skip-signing", false, "don't sign Release files with GPG")
 	cmd.Flag.Bool("skip-contents", false, "don't generate Contents indexes")
+	cmd.Flag.Bool("skip-bz2", false, "don't generate bzipped indexes")
 	cmd.Flag.String("origin", "", "origin name to publish")
 	cmd.Flag.String("notautomatic", "", "set value for NotAutomatic field")
 	cmd.Flag.String("butautomaticupgrades", "", "set  value for ButAutomaticUpgrades field")
 	cmd.Flag.String("label", "", "label to publish")
+	cmd.Flag.String("suite", "", "suite to publish (defaults to distribution)")
 	cmd.Flag.Bool("force-overwrite", false, "overwrite files in package pool in case of mismatch")
 	cmd.Flag.Bool("acquire-by-hash", false, "provide index files by hash")
 

cmd/publish_show.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
 	"strings"
 
@@ -9,12 +10,23 @@ import (
 )
 
 func aptlyPublishShow(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) < 1 || len(args) > 2 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlyPublishShowJSON(cmd, args)
+	}
+
+	return aptlyPublishShowTxt(cmd, args)
+}
+
+func aptlyPublishShowTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	distribution := args[0]
 	param := "."
 
@@ -24,7 +36,8 @@ func aptlyPublishShow(cmd *commander.Command, args []string) error {
 
 	storage, prefix := deb.ParsePrefix(param)
 
-	repo, err := context.CollectionFactory().PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
@@ -42,13 +55,13 @@ func aptlyPublishShow(cmd *commander.Command, args []string) error {
 	for component, sourceID := range repo.Sources {
 		var name string
 		if repo.SourceKind == deb.SourceSnapshot {
-			source, e := context.CollectionFactory().SnapshotCollection().ByUUID(sourceID)
+			source, e := collectionFactory.SnapshotCollection().ByUUID(sourceID)
 			if e != nil {
 				continue
 			}
 			name = source.Name
 		} else if repo.SourceKind == deb.SourceLocalRepo {
-			source, e := context.CollectionFactory().LocalRepoCollection().ByUUID(sourceID)
+			source, e := collectionFactory.LocalRepoCollection().ByUUID(sourceID)
 			if e != nil {
 				continue
 			}
@@ -63,6 +76,36 @@ func aptlyPublishShow(cmd *commander.Command, args []string) error {
 	return err
 }
 
+func aptlyPublishShowJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	distribution := args[0]
+	param := "."
+
+	if len(args) == 2 {
+		param = args[1]
+	}
+
+	storage, prefix := deb.ParsePrefix(param)
+
+	repo, err := context.NewCollectionFactory().PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	err = context.NewCollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.NewCollectionFactory())
+	if err != nil {
+		return err
+	}
+
+	var output []byte
+	if output, err = json.MarshalIndent(repo, "", "  "); err == nil {
+		fmt.Println(string(output))
+	}
+
+	return err
+}
+
 func makeCmdPublishShow() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlyPublishShow,
@@ -77,5 +120,7 @@ Example:
 `,
 	}
 
+	cmd.Flag.Bool("json", false, "display record in JSON format")
+
 	return cmd
 }

cmd/publish_snapshot.go

@@ -15,6 +15,7 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 	var err error
 
 	components := strings.Split(context.Flags().Lookup("component").Value.String(), ",")
+	collectionFactory := context.NewCollectionFactory()
 
 	if len(args) < len(components) || len(args) > len(components)+1 {
 		cmd.Usage()
@@ -43,12 +44,12 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 		)
 
 		for _, name := range args {
-			snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(name)
+			snapshot, err = collectionFactory.SnapshotCollection().ByName(name)
 			if err != nil {
 				return fmt.Errorf("unable to publish: %s", err)
 			}
 
-			err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+			err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 			if err != nil {
 				return fmt.Errorf("unable to publish: %s", err)
 			}
@@ -79,12 +80,12 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 		)
 
 		for _, name := range args {
-			localRepo, err = context.CollectionFactory().LocalRepoCollection().ByName(name)
+			localRepo, err = collectionFactory.LocalRepoCollection().ByName(name)
 			if err != nil {
 				return fmt.Errorf("unable to publish: %s", err)
 			}
 
-			err = context.CollectionFactory().LocalRepoCollection().LoadComplete(localRepo)
+			err = collectionFactory.LocalRepoCollection().LoadComplete(localRepo)
 			if err != nil {
 				return fmt.Errorf("unable to publish: %s", err)
 			}
@@ -116,7 +117,7 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 	notAutomatic := context.Flags().Lookup("notautomatic").Value.String()
 	butAutomaticUpgrades := context.Flags().Lookup("butautomaticupgrades").Value.String()
 
-	published, err := deb.NewPublishedRepo(storage, prefix, distribution, context.ArchitecturesList(), components, sources, context.CollectionFactory())
+	published, err := deb.NewPublishedRepo(storage, prefix, distribution, context.ArchitecturesList(), components, sources, collectionFactory)
 	if err != nil {
 		return fmt.Errorf("unable to publish: %s", err)
 	}
@@ -130,6 +131,7 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 		published.ButAutomaticUpgrades = butAutomaticUpgrades
 	}
 	published.Label = context.Flags().Lookup("label").Value.String()
+	published.Suite = context.Flags().Lookup("suite").Value.String()
 
 	published.SkipContents = context.Config().SkipContentsPublishing
 
@@ -137,13 +139,18 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 		published.SkipContents = context.Flags().Lookup("skip-contents").Value.Get().(bool)
 	}
 
+	published.SkipBz2 = context.Config().SkipBz2Publishing
+	if context.Flags().IsSet("skip-bz2") {
+		published.SkipBz2 = context.Flags().Lookup("skip-bz2").Value.Get().(bool)
+	}
+
 	if context.Flags().IsSet("acquire-by-hash") {
 		published.AcquireByHash = context.Flags().Lookup("acquire-by-hash").Value.Get().(bool)
 	}
 
-	duplicate := context.CollectionFactory().PublishedRepoCollection().CheckDuplicate(published)
+	duplicate := collectionFactory.PublishedRepoCollection().CheckDuplicate(published)
 	if duplicate != nil {
-		context.CollectionFactory().PublishedRepoCollection().LoadComplete(duplicate, context.CollectionFactory())
+		collectionFactory.PublishedRepoCollection().LoadComplete(duplicate, collectionFactory)
 		return fmt.Errorf("prefix/distribution already used by another published repo: %s", duplicate)
 	}
 
@@ -158,12 +165,12 @@ func aptlyPublishSnapshotOrRepo(cmd *commander.Command, args []string) error {
 			"the same package pool.\n")
 	}
 
-	err = published.Publish(context.PackagePool(), context, context.CollectionFactory(), signer, context.Progress(), forceOverwrite)
+	err = published.Publish(context.PackagePool(), context, collectionFactory, signer, context.Progress(), forceOverwrite)
 	if err != nil {
 		return fmt.Errorf("unable to publish: %s", err)
 	}
 
-	err = context.CollectionFactory().PublishedRepoCollection().Add(published)
+	err = collectionFactory.PublishedRepoCollection().Add(published)
 	if err != nil {
 		return fmt.Errorf("unable to save to DB: %s", err)
 	}
@@ -221,15 +228,17 @@ Example:
 	cmd.Flag.String("gpg-key", "", "GPG key ID to use when signing the release")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "GPG keyring to use (instead of default)")
 	cmd.Flag.String("secret-keyring", "", "GPG secret keyring to use (instead of default)")
-	cmd.Flag.String("passphrase", "", "GPG passhprase for the key (warning: could be insecure)")
-	cmd.Flag.String("passphrase-file", "", "GPG passhprase-file for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase", "", "GPG passphrase for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase-file", "", "GPG passphrase-file for the key (warning: could be insecure)")
 	cmd.Flag.Bool("batch", false, "run GPG with detached tty")
 	cmd.Flag.Bool("skip-signing", false, "don't sign Release files with GPG")
 	cmd.Flag.Bool("skip-contents", false, "don't generate Contents indexes")
+	cmd.Flag.Bool("skip-bz2", false, "don't generate bzipped indexes")
 	cmd.Flag.String("origin", "", "overwrite origin name to publish")
 	cmd.Flag.String("notautomatic", "", "overwrite value for NotAutomatic field")
 	cmd.Flag.String("butautomaticupgrades", "", "overwrite value for ButAutomaticUpgrades field")
 	cmd.Flag.String("label", "", "label to publish")
+	cmd.Flag.String("suite", "", "suite to publish (defaults to distribution)")
 	cmd.Flag.Bool("force-overwrite", false, "overwrite files in package pool in case of mismatch")
 	cmd.Flag.Bool("acquire-by-hash", false, "provide index files by hash")
 

cmd/publish_switch.go

@@ -39,7 +39,8 @@ func aptlyPublishSwitch(cmd *commander.Command, args []string) error {
 
 	var published *deb.PublishedRepo
 
-	published, err = context.CollectionFactory().PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
+	collectionFactory := context.NewCollectionFactory()
+	published, err = collectionFactory.PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -48,7 +49,7 @@ func aptlyPublishSwitch(cmd *commander.Command, args []string) error {
 		return fmt.Errorf("unable to update: not a snapshot publish")
 	}
 
-	err = context.CollectionFactory().PublishedRepoCollection().LoadComplete(published, context.CollectionFactory())
+	err = collectionFactory.PublishedRepoCollection().LoadComplete(published, collectionFactory)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -67,12 +68,12 @@ func aptlyPublishSwitch(cmd *commander.Command, args []string) error {
 			return fmt.Errorf("unable to switch: component %s is not in published repository", component)
 		}
 
-		snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(names[i])
+		snapshot, err = collectionFactory.SnapshotCollection().ByName(names[i])
 		if err != nil {
 			return fmt.Errorf("unable to switch: %s", err)
 		}
 
-		err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+		err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 		if err != nil {
 			return fmt.Errorf("unable to switch: %s", err)
 		}
@@ -95,20 +96,24 @@ func aptlyPublishSwitch(cmd *commander.Command, args []string) error {
 		published.SkipContents = context.Flags().Lookup("skip-contents").Value.Get().(bool)
 	}
 
-	err = published.Publish(context.PackagePool(), context, context.CollectionFactory(), signer, context.Progress(), forceOverwrite)
+	if context.Flags().IsSet("skip-bz2") {
+		published.SkipBz2 = context.Flags().Lookup("skip-bz2").Value.Get().(bool)
+	}
+
+	err = published.Publish(context.PackagePool(), context, collectionFactory, signer, context.Progress(), forceOverwrite)
 	if err != nil {
 		return fmt.Errorf("unable to publish: %s", err)
 	}
 
-	err = context.CollectionFactory().PublishedRepoCollection().Update(published)
+	err = collectionFactory.PublishedRepoCollection().Update(published)
 	if err != nil {
 		return fmt.Errorf("unable to save to DB: %s", err)
 	}
 
 	skipCleanup := context.Flags().Lookup("skip-cleanup").Value.Get().(bool)
 	if !skipCleanup {
-		err = context.CollectionFactory().PublishedRepoCollection().CleanupPrefixComponentFiles(published.Prefix, components,
-			context.GetPublishedStorage(storage), context.CollectionFactory(), context.Progress())
+		err = collectionFactory.PublishedRepoCollection().CleanupPrefixComponentFiles(published.Prefix, components,
+			context.GetPublishedStorage(storage), collectionFactory, context.Progress())
 		if err != nil {
 			return fmt.Errorf("unable to update: %s", err)
 		}
@@ -147,11 +152,12 @@ This command would switch published repository (with one component) named ppa/wh
 	cmd.Flag.String("gpg-key", "", "GPG key ID to use when signing the release")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "GPG keyring to use (instead of default)")
 	cmd.Flag.String("secret-keyring", "", "GPG secret keyring to use (instead of default)")
-	cmd.Flag.String("passphrase", "", "GPG passhprase for the key (warning: could be insecure)")
-	cmd.Flag.String("passphrase-file", "", "GPG passhprase-file for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase", "", "GPG passphrase for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase-file", "", "GPG passphrase-file for the key (warning: could be insecure)")
 	cmd.Flag.Bool("batch", false, "run GPG with detached tty")
 	cmd.Flag.Bool("skip-signing", false, "don't sign Release files with GPG")
 	cmd.Flag.Bool("skip-contents", false, "don't generate Contents indexes")
+	cmd.Flag.Bool("skip-bz2", false, "don't generate bzipped indexes")
 	cmd.Flag.String("component", "", "component names to update (for multi-component publishing, separate components with commas)")
 	cmd.Flag.Bool("force-overwrite", false, "overwrite files in package pool in case of mismatch")
 	cmd.Flag.Bool("skip-cleanup", false, "don't remove unreferenced files in prefix/component")

cmd/publish_update.go

@@ -25,7 +25,8 @@ func aptlyPublishUpdate(cmd *commander.Command, args []string) error {
 
 	var published *deb.PublishedRepo
 
-	published, err = context.CollectionFactory().PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
+	collectionFactory := context.NewCollectionFactory()
+	published, err = collectionFactory.PublishedRepoCollection().ByStoragePrefixDistribution(storage, prefix, distribution)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -34,7 +35,7 @@ func aptlyPublishUpdate(cmd *commander.Command, args []string) error {
 		return fmt.Errorf("unable to update: not a local repository publish")
 	}
 
-	err = context.CollectionFactory().PublishedRepoCollection().LoadComplete(published, context.CollectionFactory())
+	err = collectionFactory.PublishedRepoCollection().LoadComplete(published, collectionFactory)
 	if err != nil {
 		return fmt.Errorf("unable to update: %s", err)
 	}
@@ -59,20 +60,24 @@ func aptlyPublishUpdate(cmd *commander.Command, args []string) error {
 		published.SkipContents = context.Flags().Lookup("skip-contents").Value.Get().(bool)
 	}
 
-	err = published.Publish(context.PackagePool(), context, context.CollectionFactory(), signer, context.Progress(), forceOverwrite)
+	if context.Flags().IsSet("skip-bz2") {
+		published.SkipBz2 = context.Flags().Lookup("skip-bz2").Value.Get().(bool)
+	}
+
+	err = published.Publish(context.PackagePool(), context, collectionFactory, signer, context.Progress(), forceOverwrite)
 	if err != nil {
 		return fmt.Errorf("unable to publish: %s", err)
 	}
 
-	err = context.CollectionFactory().PublishedRepoCollection().Update(published)
+	err = collectionFactory.PublishedRepoCollection().Update(published)
 	if err != nil {
 		return fmt.Errorf("unable to save to DB: %s", err)
 	}
 
 	skipCleanup := context.Flags().Lookup("skip-cleanup").Value.Get().(bool)
 	if !skipCleanup {
-		err = context.CollectionFactory().PublishedRepoCollection().CleanupPrefixComponentFiles(published.Prefix, components,
-			context.GetPublishedStorage(storage), context.CollectionFactory(), context.Progress())
+		err = collectionFactory.PublishedRepoCollection().CleanupPrefixComponentFiles(published.Prefix, components,
+			context.GetPublishedStorage(storage), collectionFactory, context.Progress())
 		if err != nil {
 			return fmt.Errorf("unable to update: %s", err)
 		}
@@ -106,11 +111,12 @@ Example:
 	cmd.Flag.String("gpg-key", "", "GPG key ID to use when signing the release")
 	cmd.Flag.Var(&keyRingsFlag{}, "keyring", "GPG keyring to use (instead of default)")
 	cmd.Flag.String("secret-keyring", "", "GPG secret keyring to use (instead of default)")
-	cmd.Flag.String("passphrase", "", "GPG passhprase for the key (warning: could be insecure)")
-	cmd.Flag.String("passphrase-file", "", "GPG passhprase-file for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase", "", "GPG passphrase for the key (warning: could be insecure)")
+	cmd.Flag.String("passphrase-file", "", "GPG passphrase-file for the key (warning: could be insecure)")
 	cmd.Flag.Bool("batch", false, "run GPG with detached tty")
 	cmd.Flag.Bool("skip-signing", false, "don't sign Release files with GPG")
 	cmd.Flag.Bool("skip-contents", false, "don't generate Contents indexes")
+	cmd.Flag.Bool("skip-bz2", false, "don't generate bzipped indexes")
 	cmd.Flag.Bool("force-overwrite", false, "overwrite files in package pool in case of mismatch")
 	cmd.Flag.Bool("skip-cleanup", false, "don't remove unreferenced files in prefix/component")
 

cmd/repo_add.go

@@ -22,19 +22,20 @@ func aptlyRepoAdd(cmd *commander.Command, args []string) error {
 
 	verifier := context.GetVerifier()
 
-	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.LocalRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to add: %s", err)
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to add: %s", err)
 	}
 
 	context.Progress().Printf("Loading packages...\n")
 
-	list, err := deb.NewPackageListFromRefList(repo.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	list, err := deb.NewPackageListFromRefList(repo.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -48,8 +49,8 @@ func aptlyRepoAdd(cmd *commander.Command, args []string) error {
 	var processedFiles, failedFiles2 []string
 
 	processedFiles, failedFiles2, err = deb.ImportPackageFiles(list, packageFiles, forceReplace, verifier, context.PackagePool(),
-		context.CollectionFactory().PackageCollection(), &aptly.ConsoleResultReporter{Progress: context.Progress()}, nil,
-		context.CollectionFactory().ChecksumCollection())
+		collectionFactory.PackageCollection(), &aptly.ConsoleResultReporter{Progress: context.Progress()}, nil,
+		collectionFactory.ChecksumCollection)
 	failedFiles = append(failedFiles, failedFiles2...)
 	if err != nil {
 		return fmt.Errorf("unable to import package files: %s", err)
@@ -59,7 +60,7 @@ func aptlyRepoAdd(cmd *commander.Command, args []string) error {
 
 	repo.UpdateRefList(deb.NewPackageRefListFromPackageList(list))
 
-	err = context.CollectionFactory().LocalRepoCollection().Update(repo)
+	err = collectionFactory.LocalRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to save: %s", err)
 	}

cmd/repo_create.go

@@ -27,15 +27,16 @@ func aptlyRepoCreate(cmd *commander.Command, args []string) error {
 		}
 	}
 
+	collectionFactory := context.NewCollectionFactory()
 	if len(args) == 4 {
 		var snapshot *deb.Snapshot
 
-		snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(args[3])
+		snapshot, err = collectionFactory.SnapshotCollection().ByName(args[3])
 		if err != nil {
 			return fmt.Errorf("unable to load source snapshot: %s", err)
 		}
 
-		err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+		err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 		if err != nil {
 			return fmt.Errorf("unable to load source snapshot: %s", err)
 		}
@@ -43,7 +44,7 @@ func aptlyRepoCreate(cmd *commander.Command, args []string) error {
 		repo.UpdateRefList(snapshot.RefList())
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().Add(repo)
+	err = collectionFactory.LocalRepoCollection().Add(repo)
 	if err != nil {
 		return fmt.Errorf("unable to add local repo: %s", err)
 	}

cmd/repo_drop.go

@@ -15,17 +15,18 @@ func aptlyRepoDrop(cmd *commander.Command, args []string) error {
 	}
 
 	name := args[0]
+	collectionFactory := context.NewCollectionFactory()
 
-	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
+	repo, err := collectionFactory.LocalRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}
 
-	published := context.CollectionFactory().PublishedRepoCollection().ByLocalRepo(repo)
+	published := collectionFactory.PublishedRepoCollection().ByLocalRepo(repo)
 	if len(published) > 0 {
 		fmt.Printf("Local repo `%s` is published currently:\n", repo.Name)
 		for _, repo := range published {
-			err = context.CollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.CollectionFactory())
+			err = collectionFactory.PublishedRepoCollection().LoadComplete(repo, collectionFactory)
 			if err != nil {
 				return fmt.Errorf("unable to load published: %s", err)
 			}
@@ -37,7 +38,7 @@ func aptlyRepoDrop(cmd *commander.Command, args []string) error {
 
 	force := context.Flags().Lookup("force").Value.Get().(bool)
 	if !force {
-		snapshots := context.CollectionFactory().SnapshotCollection().ByLocalRepoSource(repo)
+		snapshots := collectionFactory.SnapshotCollection().ByLocalRepoSource(repo)
 
 		if len(snapshots) > 0 {
 			fmt.Printf("Local repo `%s` was used to create following snapshots:\n", repo.Name)
@@ -49,7 +50,7 @@ func aptlyRepoDrop(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().Drop(repo)
+	err = collectionFactory.LocalRepoCollection().Drop(repo)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}

cmd/repo_edit.go

@@ -16,12 +16,13 @@ func aptlyRepoEdit(cmd *commander.Command, args []string) error {
 		return commander.ErrCommandError
 	}
 
-	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(args[0])
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.LocalRepoCollection().ByName(args[0])
 	if err != nil {
 		return fmt.Errorf("unable to edit: %s", err)
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to edit: %s", err)
 	}
@@ -52,7 +53,7 @@ func aptlyRepoEdit(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().Update(repo)
+	err = collectionFactory.LocalRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to edit: %s", err)
 	}

cmd/repo_include.go

@@ -2,6 +2,7 @@ package cmd
 
 import (
 	"fmt"
+	"text/template"
 
 	"github.com/aptly-dev/aptly/aptly"
 	"github.com/aptly-dev/aptly/deb"
@@ -31,6 +32,13 @@ func aptlyRepoInclude(cmd *commander.Command, args []string) error {
 	ignoreSignatures := context.Flags().Lookup("ignore-signatures").Value.Get().(bool)
 	noRemoveFiles := context.Flags().Lookup("no-remove-files").Value.Get().(bool)
 	repoTemplateString := context.Flags().Lookup("repo").Value.Get().(string)
+	collectionFactory := context.NewCollectionFactory()
+
+	var repoTemplate *template.Template
+	repoTemplate, err = template.New("repo").Parse(repoTemplateString)
+	if err != nil {
+		return fmt.Errorf("error parsing -repo template: %s", err)
+	}
 
 	uploaders := (*deb.Uploaders)(nil)
 	uploadersFile := context.Flags().Lookup("uploaders-file").Value.Get().(string)
@@ -54,9 +62,9 @@ func aptlyRepoInclude(cmd *commander.Command, args []string) error {
 
 	changesFiles, failedFiles = deb.CollectChangesFiles(args, reporter)
 	_, failedFiles2, err = deb.ImportChangesFiles(
-		changesFiles, reporter, acceptUnsigned, ignoreSignatures, forceReplace, noRemoveFiles, verifier, repoTemplateString,
-		context.Progress(), context.CollectionFactory().LocalRepoCollection(), context.CollectionFactory().PackageCollection(),
-		context.PackagePool(), context.CollectionFactory().ChecksumCollection(),
+		changesFiles, reporter, acceptUnsigned, ignoreSignatures, forceReplace, noRemoveFiles, verifier, repoTemplate,
+		context.Progress(), collectionFactory.LocalRepoCollection(), collectionFactory.PackageCollection(),
+		context.PackagePool(), collectionFactory.ChecksumCollection,
 		uploaders, query.Parse)
 	failedFiles = append(failedFiles, failedFiles2...)
 

cmd/repo_list.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
 	"sort"
 
@@ -9,21 +10,33 @@ import (
 )
 
 func aptlyRepoList(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 0 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlyRepoListJSON(cmd, args)
+	}
+
+	return aptlyRepoListTxt(cmd, args)
+}
+
+func aptlyRepoListTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	raw := cmd.Flag.Lookup("raw").Value.Get().(bool)
 
-	repos := make([]string, context.CollectionFactory().LocalRepoCollection().Len())
+	collectionFactory := context.NewCollectionFactory()
+	repos := make([]string, collectionFactory.LocalRepoCollection().Len())
 	i := 0
-	context.CollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
+	collectionFactory.LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
 		if raw {
 			repos[i] = repo.Name
 		} else {
-			e := context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+			e := collectionFactory.LocalRepoCollection().LoadComplete(repo)
 			if e != nil {
 				return e
 			}
@@ -58,6 +71,36 @@ func aptlyRepoList(cmd *commander.Command, args []string) error {
 	return err
 }
 
+func aptlyRepoListJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	repos := make([]*deb.LocalRepo, context.NewCollectionFactory().LocalRepoCollection().Len())
+	i := 0
+	context.NewCollectionFactory().LocalRepoCollection().ForEach(func(repo *deb.LocalRepo) error {
+		e := context.NewCollectionFactory().LocalRepoCollection().LoadComplete(repo)
+		if e != nil {
+			return e
+		}
+
+		repos[i] = repo
+		i++
+		return nil
+	})
+
+	context.CloseDatabase()
+
+	sort.Slice(repos, func(i, j int) bool {
+		return repos[i].Name < repos[j].Name
+	})
+	if output, e := json.MarshalIndent(repos, "", "  "); e == nil {
+		fmt.Println(string(output))
+	} else {
+		err = e
+	}
+
+	return err
+}
+
 func makeCmdRepoList() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlyRepoList,
@@ -72,6 +115,7 @@ Example:
 `,
 	}
 
+	cmd.Flag.Bool("json", false, "display list in JSON format")
 	cmd.Flag.Bool("raw", false, "display list in machine-readable format")
 
 	return cmd

cmd/repo_move.go

@@ -19,12 +19,13 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 
 	command := cmd.Name()
 
-	dstRepo, err := context.CollectionFactory().LocalRepoCollection().ByName(args[1])
+	collectionFactory := context.NewCollectionFactory()
+	dstRepo, err := collectionFactory.LocalRepoCollection().ByName(args[1])
 	if err != nil {
 		return fmt.Errorf("unable to %s: %s", command, err)
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(dstRepo)
+	err = collectionFactory.LocalRepoCollection().LoadComplete(dstRepo)
 	if err != nil {
 		return fmt.Errorf("unable to %s: %s", command, err)
 	}
@@ -35,7 +36,7 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 	)
 
 	if command == "copy" || command == "move" { // nolint: goconst
-		srcRepo, err = context.CollectionFactory().LocalRepoCollection().ByName(args[0])
+		srcRepo, err = collectionFactory.LocalRepoCollection().ByName(args[0])
 		if err != nil {
 			return fmt.Errorf("unable to %s: %s", command, err)
 		}
@@ -44,7 +45,7 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 			return fmt.Errorf("unable to %s: source and destination are the same", command)
 		}
 
-		err = context.CollectionFactory().LocalRepoCollection().LoadComplete(srcRepo)
+		err = collectionFactory.LocalRepoCollection().LoadComplete(srcRepo)
 		if err != nil {
 			return fmt.Errorf("unable to %s: %s", command, err)
 		}
@@ -53,12 +54,12 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 	} else if command == "import" { // nolint: goconst
 		var srcRemoteRepo *deb.RemoteRepo
 
-		srcRemoteRepo, err = context.CollectionFactory().RemoteRepoCollection().ByName(args[0])
+		srcRemoteRepo, err = collectionFactory.RemoteRepoCollection().ByName(args[0])
 		if err != nil {
 			return fmt.Errorf("unable to %s: %s", command, err)
 		}
 
-		err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(srcRemoteRepo)
+		err = collectionFactory.RemoteRepoCollection().LoadComplete(srcRemoteRepo)
 		if err != nil {
 			return fmt.Errorf("unable to %s: %s", command, err)
 		}
@@ -74,12 +75,12 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 
 	context.Progress().Printf("Loading packages...\n")
 
-	dstList, err := deb.NewPackageListFromRefList(dstRepo.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	dstList, err := deb.NewPackageListFromRefList(dstRepo.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
 
-	srcList, err := deb.NewPackageListFromRefList(srcRefList, context.CollectionFactory().PackageCollection(), context.Progress())
+	srcList, err := deb.NewPackageListFromRefList(srcRefList, collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -151,7 +152,7 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 	} else {
 		dstRepo.UpdateRefList(deb.NewPackageRefListFromPackageList(dstList))
 
-		err = context.CollectionFactory().LocalRepoCollection().Update(dstRepo)
+		err = collectionFactory.LocalRepoCollection().Update(dstRepo)
 		if err != nil {
 			return fmt.Errorf("unable to save: %s", err)
 		}
@@ -159,7 +160,7 @@ func aptlyRepoMoveCopyImport(cmd *commander.Command, args []string) error {
 		if command == "move" { // nolint: goconst
 			srcRepo.UpdateRefList(deb.NewPackageRefListFromPackageList(srcList))
 
-			err = context.CollectionFactory().LocalRepoCollection().Update(srcRepo)
+			err = collectionFactory.LocalRepoCollection().Update(srcRepo)
 			if err != nil {
 				return fmt.Errorf("unable to save: %s", err)
 			}

cmd/repo_remove.go

@@ -18,19 +18,20 @@ func aptlyRepoRemove(cmd *commander.Command, args []string) error {
 
 	name := args[0]
 
-	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.LocalRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to remove: %s", err)
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to remove: %s", err)
 	}
 
 	context.Progress().Printf("Loading packages...\n")
 
-	list, err := deb.NewPackageListFromRefList(repo.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	list, err := deb.NewPackageListFromRefList(repo.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -60,7 +61,7 @@ func aptlyRepoRemove(cmd *commander.Command, args []string) error {
 	} else {
 		repo.UpdateRefList(deb.NewPackageRefListFromPackageList(list))
 
-		err = context.CollectionFactory().LocalRepoCollection().Update(repo)
+		err = collectionFactory.LocalRepoCollection().Update(repo)
 		if err != nil {
 			return fmt.Errorf("unable to save: %s", err)
 		}

cmd/repo_rename.go

@@ -20,18 +20,19 @@ func aptlyRepoRename(cmd *commander.Command, args []string) error {
 
 	oldName, newName := args[0], args[1]
 
-	repo, err = context.CollectionFactory().LocalRepoCollection().ByName(oldName)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err = collectionFactory.LocalRepoCollection().ByName(oldName)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}
 
-	_, err = context.CollectionFactory().LocalRepoCollection().ByName(newName)
+	_, err = collectionFactory.LocalRepoCollection().ByName(newName)
 	if err == nil {
 		return fmt.Errorf("unable to rename: local repo %s already exists", newName)
 	}
 
 	repo.Name = newName
-	err = context.CollectionFactory().LocalRepoCollection().Update(repo)
+	err = collectionFactory.LocalRepoCollection().Update(repo)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}

cmd/repo_show.go

@@ -1,27 +1,42 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
+	"sort"
 
+	"github.com/aptly-dev/aptly/deb"
 	"github.com/smira/commander"
 	"github.com/smira/flag"
 )
 
 func aptlyRepoShow(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 1 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlyRepoShowJSON(cmd, args)
+	}
+
+	return aptlyRepoShowTxt(cmd, args)
+}
+
+func aptlyRepoShowTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	name := args[0]
 
-	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
+	collectionFactory := context.NewCollectionFactory()
+	repo, err := collectionFactory.LocalRepoCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
 
-	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
@@ -37,7 +52,49 @@ func aptlyRepoShow(cmd *commander.Command, args []string) error {
 
 	withPackages := context.Flags().Lookup("with-packages").Value.Get().(bool)
 	if withPackages {
-		ListPackagesRefList(repo.RefList())
+		ListPackagesRefList(repo.RefList(), collectionFactory)
+	}
+
+	return err
+}
+
+func aptlyRepoShowJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	name := args[0]
+
+	repo, err := context.NewCollectionFactory().LocalRepoCollection().ByName(name)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	err = context.NewCollectionFactory().LocalRepoCollection().LoadComplete(repo)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	// include packages if requested
+	packageList := []string{}
+	withPackages := context.Flags().Lookup("with-packages").Value.Get().(bool)
+	if withPackages {
+		if repo.RefList() != nil {
+			var list *deb.PackageList
+			list, err = deb.NewPackageListFromRefList(repo.RefList(), context.NewCollectionFactory().PackageCollection(), context.Progress())
+			if err == nil {
+				packageList = list.FullNames()
+			}
+		}
+
+		sort.Strings(packageList)
+	}
+
+	// merge the repo object with the package list
+	var output []byte
+	if output, err = json.MarshalIndent(struct {
+		*deb.LocalRepo
+		Packages []string
+	}{repo, packageList}, "", "  "); err == nil {
+		fmt.Println(string(output))
 	}
 
 	return err
@@ -57,6 +114,7 @@ ex:
 		Flag: *flag.NewFlagSet("aptly-repo-show", flag.ExitOnError),
 	}
 
+	cmd.Flag.Bool("json", false, "display record in JSON format")
 	cmd.Flag.Bool("with-packages", false, "show list of packages")
 
 	return cmd

cmd/serve.go

@@ -34,7 +34,8 @@ func aptlyServe(cmd *commander.Command, args []string) error {
 		return err
 	}
 
-	if context.CollectionFactory().PublishedRepoCollection().Len() == 0 {
+	collectionFactory := context.NewCollectionFactory()
+	if collectionFactory.PublishedRepoCollection().Len() == 0 {
 		fmt.Printf("No published repositories, unable to serve.\n")
 		return nil
 	}
@@ -56,11 +57,11 @@ func aptlyServe(cmd *commander.Command, args []string) error {
 
 	fmt.Printf("Serving published repositories, recommended apt sources list:\n\n")
 
-	sources := make(sort.StringSlice, 0, context.CollectionFactory().PublishedRepoCollection().Len())
-	published := make(map[string]*deb.PublishedRepo, context.CollectionFactory().PublishedRepoCollection().Len())
+	sources := make(sort.StringSlice, 0, collectionFactory.PublishedRepoCollection().Len())
+	published := make(map[string]*deb.PublishedRepo, collectionFactory.PublishedRepoCollection().Len())
 
-	err = context.CollectionFactory().PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
-		e := context.CollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.CollectionFactory())
+	err = collectionFactory.PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
+		e := collectionFactory.PublishedRepoCollection().LoadComplete(repo, collectionFactory)
 		if e != nil {
 			return e
 		}

cmd/snapshot_create.go

@@ -13,13 +13,14 @@ func aptlySnapshotCreate(cmd *commander.Command, args []string) error {
 		snapshot *deb.Snapshot
 	)
 
+	collectionFactory := context.NewCollectionFactory()
 	if len(args) == 4 && args[1] == "from" && args[2] == "mirror" { // nolint: goconst
 		// aptly snapshot create snap from mirror mirror
 		var repo *deb.RemoteRepo
 
 		repoName, snapshotName := args[3], args[0]
 
-		repo, err = context.CollectionFactory().RemoteRepoCollection().ByName(repoName)
+		repo, err = collectionFactory.RemoteRepoCollection().ByName(repoName)
 		if err != nil {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}
@@ -29,7 +30,7 @@ func aptlySnapshotCreate(cmd *commander.Command, args []string) error {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}
 
-		err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+		err = collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 		if err != nil {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}
@@ -44,12 +45,12 @@ func aptlySnapshotCreate(cmd *commander.Command, args []string) error {
 
 		localRepoName, snapshotName := args[3], args[0]
 
-		repo, err = context.CollectionFactory().LocalRepoCollection().ByName(localRepoName)
+		repo, err = collectionFactory.LocalRepoCollection().ByName(localRepoName)
 		if err != nil {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}
 
-		err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+		err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 		if err != nil {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}
@@ -70,7 +71,7 @@ func aptlySnapshotCreate(cmd *commander.Command, args []string) error {
 		return commander.ErrCommandError
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().Add(snapshot)
+	err = collectionFactory.SnapshotCollection().Add(snapshot)
 	if err != nil {
 		return fmt.Errorf("unable to add snapshot: %s", err)
 	}

cmd/snapshot_diff.go

@@ -15,31 +15,32 @@ func aptlySnapshotDiff(cmd *commander.Command, args []string) error {
 	}
 
 	onlyMatching := context.Flags().Lookup("only-matching").Value.Get().(bool)
+	collectionFactory := context.NewCollectionFactory()
 
 	// Load <name-a> snapshot
-	snapshotA, err := context.CollectionFactory().SnapshotCollection().ByName(args[0])
+	snapshotA, err := collectionFactory.SnapshotCollection().ByName(args[0])
 	if err != nil {
 		return fmt.Errorf("unable to load snapshot A: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshotA)
+	err = collectionFactory.SnapshotCollection().LoadComplete(snapshotA)
 	if err != nil {
 		return fmt.Errorf("unable to load snapshot A: %s", err)
 	}
 
 	// Load <name-b> snapshot
-	snapshotB, err := context.CollectionFactory().SnapshotCollection().ByName(args[1])
+	snapshotB, err := collectionFactory.SnapshotCollection().ByName(args[1])
 	if err != nil {
 		return fmt.Errorf("unable to load snapshot B: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshotB)
+	err = collectionFactory.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(), context.CollectionFactory().PackageCollection())
+	diff, err := snapshotA.RefList().Diff(snapshotB.RefList(), collectionFactory.PackageCollection())
 	if err != nil {
 		return fmt.Errorf("unable to calculate diff: %s", err)
 	}

cmd/snapshot_drop.go

@@ -15,18 +15,19 @@ func aptlySnapshotDrop(cmd *commander.Command, args []string) error {
 	}
 
 	name := args[0]
+	collectionFactory := context.NewCollectionFactory()
 
-	snapshot, err := context.CollectionFactory().SnapshotCollection().ByName(name)
+	snapshot, err := collectionFactory.SnapshotCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}
 
-	published := context.CollectionFactory().PublishedRepoCollection().BySnapshot(snapshot)
+	published := collectionFactory.PublishedRepoCollection().BySnapshot(snapshot)
 
 	if len(published) > 0 {
 		fmt.Printf("Snapshot `%s` is published currently:\n", snapshot.Name)
 		for _, repo := range published {
-			err = context.CollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.CollectionFactory())
+			err = collectionFactory.PublishedRepoCollection().LoadComplete(repo, collectionFactory)
 			if err != nil {
 				return fmt.Errorf("unable to load published: %s", err)
 			}
@@ -38,7 +39,7 @@ func aptlySnapshotDrop(cmd *commander.Command, args []string) error {
 
 	force := context.Flags().Lookup("force").Value.Get().(bool)
 	if !force {
-		snapshots := context.CollectionFactory().SnapshotCollection().BySnapshotSource(snapshot)
+		snapshots := collectionFactory.SnapshotCollection().BySnapshotSource(snapshot)
 		if len(snapshots) > 0 {
 			fmt.Printf("Snapshot `%s` was used as a source in following snapshots:\n", snapshot.Name)
 			for _, snap := range snapshots {
@@ -49,7 +50,7 @@ func aptlySnapshotDrop(cmd *commander.Command, args []string) error {
 		}
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().Drop(snapshot)
+	err = collectionFactory.SnapshotCollection().Drop(snapshot)
 	if err != nil {
 		return fmt.Errorf("unable to drop: %s", err)
 	}

cmd/snapshot_filter.go

@@ -19,21 +19,22 @@ func aptlySnapshotFilter(cmd *commander.Command, args []string) error {
 	}
 
 	withDeps := context.Flags().Lookup("with-deps").Value.Get().(bool)
+	collectionFactory := context.NewCollectionFactory()
 
 	// Load <source> snapshot
-	source, err := context.CollectionFactory().SnapshotCollection().ByName(args[0])
+	source, err := collectionFactory.SnapshotCollection().ByName(args[0])
 	if err != nil {
 		return fmt.Errorf("unable to filter: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(source)
+	err = collectionFactory.SnapshotCollection().LoadComplete(source)
 	if err != nil {
 		return fmt.Errorf("unable to filter: %s", err)
 	}
 
 	// Convert snapshot to package list
 	context.Progress().Printf("Loading packages (%d)...\n", source.RefList().Len())
-	packageList, err := deb.NewPackageListFromRefList(source.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	packageList, err := deb.NewPackageListFromRefList(source.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -75,7 +76,7 @@ func aptlySnapshotFilter(cmd *commander.Command, args []string) error {
 	destination := deb.NewSnapshotFromPackageList(args[1], []*deb.Snapshot{source}, result,
 		fmt.Sprintf("Filtered '%s', query was: '%s'", source.Name, strings.Join(args[2:], " ")))
 
-	err = context.CollectionFactory().SnapshotCollection().Add(destination)
+	err = collectionFactory.SnapshotCollection().Add(destination)
 	if err != nil {
 		return fmt.Errorf("unable to create snapshot: %s", err)
 	}
@@ -97,7 +98,7 @@ as 'package-name' or as package queries.
 
 Example:
 
-    $ aptly snapshot filter wheezy-main wheezy-required 'Priorioty (required)'
+    $ aptly snapshot filter wheezy-main wheezy-required 'Priority (required)'
 `,
 		Flag: *flag.NewFlagSet("aptly-snapshot-filter", flag.ExitOnError),
 	}

cmd/snapshot_list.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
 
 	"github.com/aptly-dev/aptly/deb"
@@ -8,16 +9,28 @@ import (
 )
 
 func aptlySnapshotList(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 0 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
+
+	if jsonFlag {
+		return aptlySnapshotListJSON(cmd, args)
+	}
+
+	return aptlySnapshotListTxt(cmd, args)
+}
+
+func aptlySnapshotListTxt(cmd *commander.Command, args []string) error {
+	var err error
+
 	raw := cmd.Flag.Lookup("raw").Value.Get().(bool)
 	sortMethodString := cmd.Flag.Lookup("sort").Value.Get().(string)
 
-	collection := context.CollectionFactory().SnapshotCollection()
+	collectionFactory := context.NewCollectionFactory()
+	collection := collectionFactory.SnapshotCollection()
 
 	if raw {
 		collection.ForEachSorted(sortMethodString, func(snapshot *deb.Snapshot) error {
@@ -46,6 +59,29 @@ func aptlySnapshotList(cmd *commander.Command, args []string) error {
 	return err
 }
 
+func aptlySnapshotListJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	sortMethodString := cmd.Flag.Lookup("sort").Value.Get().(string)
+
+	collection := context.NewCollectionFactory().SnapshotCollection()
+
+	jsonSnapshots := make([]*deb.Snapshot, collection.Len())
+	i := 0
+	collection.ForEachSorted(sortMethodString, func(snapshot *deb.Snapshot) error {
+		jsonSnapshots[i] = snapshot
+		i++
+		return nil
+	})
+	if output, e := json.MarshalIndent(jsonSnapshots, "", "  "); e == nil {
+		fmt.Println(string(output))
+	} else {
+		err = e
+	}
+
+	return err
+}
+
 func makeCmdSnapshotList() *commander.Command {
 	cmd := &commander.Command{
 		Run:       aptlySnapshotList,
@@ -60,6 +96,7 @@ Example:
 `,
 	}
 
+	cmd.Flag.Bool("json", false, "display list in JSON format")
 	cmd.Flag.Bool("raw", false, "display list in machine-readable format")
 	cmd.Flag.String("sort", "name", "display list in 'name' or creation 'time' order")
 

cmd/snapshot_merge.go

@@ -15,15 +15,16 @@ func aptlySnapshotMerge(cmd *commander.Command, args []string) error {
 		return commander.ErrCommandError
 	}
 
+	collectionFactory := context.NewCollectionFactory()
 	sources := make([]*deb.Snapshot, len(args)-1)
 
 	for i := 0; i < len(args)-1; i++ {
-		sources[i], err = context.CollectionFactory().SnapshotCollection().ByName(args[i+1])
+		sources[i], err = collectionFactory.SnapshotCollection().ByName(args[i+1])
 		if err != nil {
 			return fmt.Errorf("unable to load snapshot: %s", err)
 		}
 
-		err = context.CollectionFactory().SnapshotCollection().LoadComplete(sources[i])
+		err = collectionFactory.SnapshotCollection().LoadComplete(sources[i])
 		if err != nil {
 			return fmt.Errorf("unable to load snapshot: %s", err)
 		}
@@ -56,7 +57,7 @@ func aptlySnapshotMerge(cmd *commander.Command, args []string) error {
 	destination := deb.NewSnapshotFromRefList(args[0], sources, result,
 		fmt.Sprintf("Merged from sources: %s", strings.Join(sourceDescription, ", ")))
 
-	err = context.CollectionFactory().SnapshotCollection().Add(destination)
+	err = collectionFactory.SnapshotCollection().Add(destination)
 	if err != nil {
 		return fmt.Errorf("unable to create snapshot: %s", err)
 	}

cmd/snapshot_pull.go

@@ -21,25 +21,26 @@ func aptlySnapshotPull(cmd *commander.Command, args []string) error {
 	noDeps := context.Flags().Lookup("no-deps").Value.Get().(bool)
 	noRemove := context.Flags().Lookup("no-remove").Value.Get().(bool)
 	allMatches := context.Flags().Lookup("all-matches").Value.Get().(bool)
+	collectionFactory := context.NewCollectionFactory()
 
 	// Load <name> snapshot
-	snapshot, err := context.CollectionFactory().SnapshotCollection().ByName(args[0])
+	snapshot, err := collectionFactory.SnapshotCollection().ByName(args[0])
 	if err != nil {
 		return fmt.Errorf("unable to pull: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+	err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 	if err != nil {
 		return fmt.Errorf("unable to pull: %s", err)
 	}
 
 	// Load <source> snapshot
-	source, err := context.CollectionFactory().SnapshotCollection().ByName(args[1])
+	source, err := collectionFactory.SnapshotCollection().ByName(args[1])
 	if err != nil {
 		return fmt.Errorf("unable to pull: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(source)
+	err = collectionFactory.SnapshotCollection().LoadComplete(source)
 	if err != nil {
 		return fmt.Errorf("unable to pull: %s", err)
 	}
@@ -49,12 +50,12 @@ func aptlySnapshotPull(cmd *commander.Command, args []string) error {
 
 	// Convert snapshot to package list
 	context.Progress().Printf("Loading packages (%d)...\n", snapshot.RefList().Len()+source.RefList().Len())
-	packageList, err := deb.NewPackageListFromRefList(snapshot.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	packageList, err := deb.NewPackageListFromRefList(snapshot.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
 
-	sourcePackageList, err := deb.NewPackageListFromRefList(source.RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	sourcePackageList, err := deb.NewPackageListFromRefList(source.RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -137,7 +138,7 @@ func aptlySnapshotPull(cmd *commander.Command, args []string) error {
 		destination := deb.NewSnapshotFromPackageList(args[2], []*deb.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 = context.CollectionFactory().SnapshotCollection().Add(destination)
+		err = collectionFactory.SnapshotCollection().Add(destination)
 		if err != nil {
 			return fmt.Errorf("unable to create snapshot: %s", err)
 		}

cmd/snapshot_rename.go

@@ -19,19 +19,20 @@ func aptlySnapshotRename(cmd *commander.Command, args []string) error {
 	}
 
 	oldName, newName := args[0], args[1]
+	collectionFactory := context.NewCollectionFactory()
 
-	snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(oldName)
+	snapshot, err = collectionFactory.SnapshotCollection().ByName(oldName)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}
 
-	_, err = context.CollectionFactory().SnapshotCollection().ByName(newName)
+	_, err = collectionFactory.SnapshotCollection().ByName(newName)
 	if err == nil {
 		return fmt.Errorf("unable to rename: snapshot %s already exists", newName)
 	}
 
 	snapshot.Name = newName
-	err = context.CollectionFactory().SnapshotCollection().Update(snapshot)
+	err = collectionFactory.SnapshotCollection().Update(snapshot)
 	if err != nil {
 		return fmt.Errorf("unable to rename: %s", err)
 	}

cmd/snapshot_search.go

@@ -23,17 +23,18 @@ func aptlySnapshotMirrorRepoSearch(cmd *commander.Command, args []string) error
 
 	name := args[0]
 	command := cmd.Parent.Name()
+	collectionFactory := context.NewCollectionFactory()
 
 	var reflist *deb.PackageRefList
 
 	if command == "snapshot" { // nolint: goconst
 		var snapshot *deb.Snapshot
-		snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(name)
+		snapshot, err = collectionFactory.SnapshotCollection().ByName(name)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
 
-		err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+		err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
@@ -41,12 +42,12 @@ func aptlySnapshotMirrorRepoSearch(cmd *commander.Command, args []string) error
 		reflist = snapshot.RefList()
 	} else if command == "mirror" {
 		var repo *deb.RemoteRepo
-		repo, err = context.CollectionFactory().RemoteRepoCollection().ByName(name)
+		repo, err = collectionFactory.RemoteRepoCollection().ByName(name)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
 
-		err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
+		err = collectionFactory.RemoteRepoCollection().LoadComplete(repo)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
@@ -54,12 +55,12 @@ func aptlySnapshotMirrorRepoSearch(cmd *commander.Command, args []string) error
 		reflist = repo.RefList()
 	} else if command == "repo" { // nolint: goconst
 		var repo *deb.LocalRepo
-		repo, err = context.CollectionFactory().LocalRepoCollection().ByName(name)
+		repo, err = collectionFactory.LocalRepoCollection().ByName(name)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
 
-		err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
+		err = collectionFactory.LocalRepoCollection().LoadComplete(repo)
 		if err != nil {
 			return fmt.Errorf("unable to search: %s", err)
 		}
@@ -69,7 +70,7 @@ func aptlySnapshotMirrorRepoSearch(cmd *commander.Command, args []string) error
 		panic("unknown command")
 	}
 
-	list, err := deb.NewPackageListFromRefList(reflist, context.CollectionFactory().PackageCollection(), context.Progress())
+	list, err := deb.NewPackageListFromRefList(reflist, collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to search: %s", err)
 	}

cmd/snapshot_show.go

@@ -1,7 +1,9 @@
 package cmd
 
 import (
+	"encoding/json"
 	"fmt"
+	"sort"
 
 	"github.com/aptly-dev/aptly/deb"
 	"github.com/smira/commander"
@@ -9,20 +11,31 @@ import (
 )
 
 func aptlySnapshotShow(cmd *commander.Command, args []string) error {
-	var err error
 	if len(args) != 1 {
 		cmd.Usage()
 		return commander.ErrCommandError
 	}
 
-	name := args[0]
+	jsonFlag := cmd.Flag.Lookup("json").Value.Get().(bool)
 
-	snapshot, err := context.CollectionFactory().SnapshotCollection().ByName(name)
+	if jsonFlag {
+		return aptlySnapshotShowJSON(cmd, args)
+	}
+
+	return aptlySnapshotShowTxt(cmd, args)
+}
+
+func aptlySnapshotShowTxt(cmd *commander.Command, args []string) error {
+	var err error
+	name := args[0]
+	collectionFactory := context.NewCollectionFactory()
+
+	snapshot, err := collectionFactory.SnapshotCollection().ByName(name)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
 
-	err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+	err = collectionFactory.SnapshotCollection().LoadComplete(snapshot)
 	if err != nil {
 		return fmt.Errorf("unable to show: %s", err)
 	}
@@ -37,21 +50,21 @@ func aptlySnapshotShow(cmd *commander.Command, args []string) error {
 			var name string
 			if snapshot.SourceKind == deb.SourceSnapshot {
 				var source *deb.Snapshot
-				source, err = context.CollectionFactory().SnapshotCollection().ByUUID(sourceID)
+				source, err = collectionFactory.SnapshotCollection().ByUUID(sourceID)
 				if err != nil {
 					continue
 				}
 				name = source.Name
 			} else if snapshot.SourceKind == deb.SourceLocalRepo {
 				var source *deb.LocalRepo
-				source, err = context.CollectionFactory().LocalRepoCollection().ByUUID(sourceID)
+				source, err = collectionFactory.LocalRepoCollection().ByUUID(sourceID)
 				if err != nil {
 					continue
 				}
 				name = source.Name
 			} else if snapshot.SourceKind == deb.SourceRemoteRepo {
 				var source *deb.RemoteRepo
-				source, err = context.CollectionFactory().RemoteRepoCollection().ByUUID(sourceID)
+				source, err = collectionFactory.RemoteRepoCollection().ByUUID(sourceID)
 				if err != nil {
 					continue
 				}
@@ -66,7 +79,78 @@ func aptlySnapshotShow(cmd *commander.Command, args []string) error {
 
 	withPackages := context.Flags().Lookup("with-packages").Value.Get().(bool)
 	if withPackages {
-		ListPackagesRefList(snapshot.RefList())
+		ListPackagesRefList(snapshot.RefList(), collectionFactory)
+	}
+
+	return err
+}
+
+func aptlySnapshotShowJSON(cmd *commander.Command, args []string) error {
+	var err error
+
+	name := args[0]
+
+	snapshot, err := context.NewCollectionFactory().SnapshotCollection().ByName(name)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	err = context.NewCollectionFactory().SnapshotCollection().LoadComplete(snapshot)
+	if err != nil {
+		return fmt.Errorf("unable to show: %s", err)
+	}
+
+	// include the sources
+	if len(snapshot.SourceIDs) > 0 {
+		for _, sourceID := range snapshot.SourceIDs {
+			if snapshot.SourceKind == deb.SourceSnapshot {
+				var source *deb.Snapshot
+				source, err = context.NewCollectionFactory().SnapshotCollection().ByUUID(sourceID)
+				if err != nil {
+					continue
+				}
+				snapshot.Snapshots = append(snapshot.Snapshots, source)
+			} else if snapshot.SourceKind == deb.SourceLocalRepo {
+				var source *deb.LocalRepo
+				source, err = context.NewCollectionFactory().LocalRepoCollection().ByUUID(sourceID)
+				if err != nil {
+					continue
+				}
+				snapshot.LocalRepos = append(snapshot.LocalRepos, source)
+			} else if snapshot.SourceKind == deb.SourceRemoteRepo {
+				var source *deb.RemoteRepo
+				source, err = context.NewCollectionFactory().RemoteRepoCollection().ByUUID(sourceID)
+				if err != nil {
+					continue
+				}
+				snapshot.RemoteRepos = append(snapshot.RemoteRepos, source)
+			}
+		}
+	}
+
+	// include packages if requested
+	withPackages := context.Flags().Lookup("with-packages").Value.Get().(bool)
+	if withPackages {
+		if snapshot.RefList() != nil {
+			var list *deb.PackageList
+			list, err = deb.NewPackageListFromRefList(snapshot.RefList(), context.NewCollectionFactory().PackageCollection(), context.Progress())
+			if err != nil {
+				return fmt.Errorf("unable to get package list: %s", err)
+			}
+
+			list.PrepareIndex()
+			list.ForEachIndexed(func(p *deb.Package) error {
+				snapshot.Packages = append(snapshot.Packages, p.GetFullName())
+				return nil
+			})
+
+			sort.Strings(snapshot.Packages)
+		}
+	}
+
+	var output []byte
+	if output, err = json.MarshalIndent(snapshot, "", "  "); err == nil {
+		fmt.Println(string(output))
 	}
 
 	return err
@@ -87,6 +171,7 @@ Example:
 		Flag: *flag.NewFlagSet("aptly-snapshot-show", flag.ExitOnError),
 	}
 
+	cmd.Flag.Bool("json", false, "display record in JSON format")
 	cmd.Flag.Bool("with-packages", false, "show list of packages")
 
 	return cmd

cmd/snapshot_verify.go

@@ -16,13 +16,14 @@ func aptlySnapshotVerify(cmd *commander.Command, args []string) error {
 	}
 
 	snapshots := make([]*deb.Snapshot, len(args))
+	collectionFactory := context.NewCollectionFactory()
 	for i := range snapshots {
-		snapshots[i], err = context.CollectionFactory().SnapshotCollection().ByName(args[i])
+		snapshots[i], err = collectionFactory.SnapshotCollection().ByName(args[i])
 		if err != nil {
 			return fmt.Errorf("unable to verify: %s", err)
 		}
 
-		err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshots[i])
+		err = collectionFactory.SnapshotCollection().LoadComplete(snapshots[i])
 		if err != nil {
 			return fmt.Errorf("unable to verify: %s", err)
 		}
@@ -30,7 +31,7 @@ func aptlySnapshotVerify(cmd *commander.Command, args []string) error {
 
 	context.Progress().Printf("Loading packages...\n")
 
-	packageList, err := deb.NewPackageListFromRefList(snapshots[0].RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+	packageList, err := deb.NewPackageListFromRefList(snapshots[0].RefList(), collectionFactory.PackageCollection(), context.Progress())
 	if err != nil {
 		return fmt.Errorf("unable to load packages: %s", err)
 	}
@@ -43,7 +44,7 @@ func aptlySnapshotVerify(cmd *commander.Command, args []string) error {
 
 	var pL *deb.PackageList
 	for i := 1; i < len(snapshots); i++ {
-		pL, err = deb.NewPackageListFromRefList(snapshots[i].RefList(), context.CollectionFactory().PackageCollection(), context.Progress())
+		pL, err = deb.NewPackageListFromRefList(snapshots[i].RefList(), collectionFactory.PackageCollection(), context.Progress())
 		if err != nil {
 			return fmt.Errorf("unable to load packages: %s", err)
 		}