Golang Command.Usage方法代码示例

func aptlyPublishUpdate(cmd *commander.Command, args []string) error {
	var err error
	if len(args) < 1 || len(args) > 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	distribution := args[0]
	prefix := "."

	if len(args) == 2 {
		prefix = args[1]
	}

	var published *deb.PublishedRepo

	published, err = context.CollectionFactory().PublishedRepoCollection().ByPrefixDistribution(prefix, distribution)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	if published.SourceKind != "local" {
		return fmt.Errorf("unable to update: not a local repository publish")
	}

	err = context.CollectionFactory().PublishedRepoCollection().LoadComplete(published, context.CollectionFactory())
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	components := published.Components()
	for _, component := range components {
		published.UpdateLocalRepo(component)
	}

	signer, err := getSigner(context.flags)
	if err != nil {
		return fmt.Errorf("unable to initialize GPG signer: %s", err)
	}

	err = published.Publish(context.PackagePool(), context.PublishedStorage(), context.CollectionFactory(), signer, context.Progress())
	if err != nil {
		return fmt.Errorf("unable to publish: %s", err)
	}

	err = context.CollectionFactory().PublishedRepoCollection().Update(published)
	if err != nil {
		return fmt.Errorf("unable to save to DB: %s", err)
	}

	err = context.CollectionFactory().PublishedRepoCollection().CleanupPrefixComponentFiles(published.Prefix, components,
		context.PublishedStorage(), context.CollectionFactory(), context.Progress())
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	context.Progress().Printf("\nPublish for local repo %s has been successfully updated.\n", published.String())

	return err
}

func aptlyMirrorShow(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	name := args[0]

	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(name)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	fmt.Printf("Name: %s\n", repo.Name)
	fmt.Printf("Archive Root URL: %s\n", repo.ArchiveRoot)
	fmt.Printf("Distribution: %s\n", repo.Distribution)
	fmt.Printf("Components: %s\n", strings.Join(repo.Components, ", "))
	fmt.Printf("Architectures: %s\n", strings.Join(repo.Architectures, ", "))
	downloadSources := "no"
	if repo.DownloadSources {
		downloadSources = "yes"
	}
	fmt.Printf("Download Sources: %s\n", downloadSources)
	if repo.Filter != "" {
		fmt.Printf("Filter: %s\n", repo.Filter)
		filterWithDeps := "no"
		if repo.FilterWithDeps {
			filterWithDeps = "yes"
		}
		fmt.Printf("Filter With Deps: %s\n", filterWithDeps)
	}
	if repo.LastDownloadDate.IsZero() {
		fmt.Printf("Last update: never\n")
	} else {
		fmt.Printf("Last update: %s\n", repo.LastDownloadDate.Format("2006-01-02 15:04:05 MST"))
		fmt.Printf("Number of packages: %d\n", repo.NumPackages())
	}

	fmt.Printf("\nInformation from release file:\n")
	for _, k := range utils.StrMapSortedKeys(repo.Meta) {
		fmt.Printf("%s: %s\n", k, repo.Meta[k])
	}

	withPackages := context.flags.Lookup("with-packages").Value.Get().(bool)
	if withPackages {
		if repo.LastDownloadDate.IsZero() {
			fmt.Printf("Unable to show package list, mirror hasn't been downloaded yet.\n")
		} else {
			ListPackagesRefList(repo.RefList())
		}
	}

	return err
}

func aptlyMirrorRename(cmd *commander.Command, args []string) error {
	var (
		err  error
		repo *deb.RemoteRepo
	)

	if len(args) != 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	oldName, newName := args[0], args[1]

	repo, err = context.CollectionFactory().RemoteRepoCollection().ByName(oldName)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	_, err = context.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)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	fmt.Printf("\nMirror %s -> %s has been successfully renamed.\n", oldName, newName)

	return err
}

func aptlyRepoShow(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	name := args[0]

	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	err = context.CollectionFactory().LocalRepoCollection().LoadComplete(repo)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	fmt.Printf("Name: %s\n", repo.Name)
	fmt.Printf("Comment: %s\n", repo.Comment)
	fmt.Printf("Default Distribution: %s\n", repo.DefaultDistribution)
	fmt.Printf("Default Component: %s\n", repo.DefaultComponent)
	fmt.Printf("Number of packages: %d\n", repo.NumPackages())

	withPackages := context.flags.Lookup("with-packages").Value.Get().(bool)
	if withPackages {
		ListPackagesRefList(repo.RefList())
	}

	return err
}

func aptlyRepoCreate(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	repo := deb.NewLocalRepo(args[0], context.Flags().Lookup("comment").Value.String())
	repo.DefaultDistribution = context.Flags().Lookup("distribution").Value.String()
	repo.DefaultComponent = context.Flags().Lookup("component").Value.String()

	uploadersFile := context.Flags().Lookup("uploaders-file").Value.Get().(string)
	if uploadersFile != "" {
		repo.Uploaders, err = deb.NewUploadersFromFile(uploadersFile)
		if err != nil {
			return err
		}
	}

	err = context.CollectionFactory().LocalRepoCollection().Add(repo)
	if err != nil {
		return fmt.Errorf("unable to add local repo: %s", err)
	}

	fmt.Printf("\nLocal repo %s successfully added.\nYou can run 'aptly repo add %s ...' to add packages to repository.\n", repo, repo.Name)
	return err
}

func aptlyPublishDrop(cmd *commander.Command, args []string) error {
	var err error
	if len(args) < 1 || len(args) > 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	distribution := args[0]
	param := "."

	if len(args) == 2 {
		param = args[1]
	}

	storage, prefix := deb.ParsePrefix(param)

	err = context.CollectionFactory().PublishedRepoCollection().Remove(context, storage, prefix, distribution,
		context.CollectionFactory(), context.Progress(), context.Flags().Lookup("force-drop").Value.Get().(bool))
	if err != nil {
		return fmt.Errorf("unable to remove: %s", err)
	}

	context.Progress().Printf("\nPublished repository has been removed successfully.\n")

	return err
}

func aptlySnapshotShow(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return err
	}

	name := args[0]

	snapshot, err := context.CollectionFactory().SnapshotCollection().ByName(name)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	err = context.CollectionFactory().SnapshotCollection().LoadComplete(snapshot)
	if err != nil {
		return fmt.Errorf("unable to show: %s", err)
	}

	fmt.Printf("Name: %s\n", snapshot.Name)
	fmt.Printf("Created At: %s\n", snapshot.CreatedAt.Format("2006-01-02 15:04:05 MST"))
	fmt.Printf("Description: %s\n", snapshot.Description)
	fmt.Printf("Number of packages: %d\n", snapshot.NumPackages())

	withPackages := context.flags.Lookup("with-packages").Value.Get().(bool)
	if withPackages {
		ListPackagesRefList(snapshot.RefList())
	}

	return err
}

func aptlySnapshotRename(cmd *commander.Command, args []string) error {
	var (
		err      error
		snapshot *deb.Snapshot
	)

	if len(args) != 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	oldName, newName := args[0], args[1]

	snapshot, err = context.CollectionFactory().SnapshotCollection().ByName(oldName)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	_, err = context.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)
	if err != nil {
		return fmt.Errorf("unable to rename: %s", err)
	}

	fmt.Printf("\nSnapshot %s -> %s has been successfully renamed.\n", oldName, newName)

	return err
}

func aptlyMirrorCreate(cmd *commander.Command, args []string) error {
	var err error
	if !(len(args) == 2 && strings.HasPrefix(args[1], "ppa:") || len(args) >= 3) {
		cmd.Usage()
		return commander.ErrCommandError
	}

	downloadSources := LookupOption(context.Config().DownloadSourcePackages, context.Flags(), "with-sources")
	downloadUdebs := context.Flags().Lookup("with-udebs").Value.Get().(bool)

	var (
		mirrorName, archiveURL, distribution string
		components                           []string
	)

	mirrorName = args[0]
	if len(args) == 2 {
		archiveURL, distribution, components, err = deb.ParsePPA(args[1], context.Config())
		if err != nil {
			return err
		}
	} else {
		archiveURL, distribution, components = args[1], args[2], args[3:]
	}

	repo, err := deb.NewRemoteRepo(mirrorName, archiveURL, distribution, components, context.ArchitecturesList(),
		downloadSources, downloadUdebs)
	if err != nil {
		return fmt.Errorf("unable to create mirror: %s", err)
	}

	repo.Filter = context.Flags().Lookup("filter").Value.String()
	repo.FilterWithDeps = context.Flags().Lookup("filter-with-deps").Value.Get().(bool)
	repo.SkipComponentCheck = context.Flags().Lookup("force-components").Value.Get().(bool)

	if repo.Filter != "" {
		_, err = query.Parse(repo.Filter)
		if err != nil {
			return fmt.Errorf("unable to create mirror: %s", err)
		}
	}

	verifier, err := getVerifier(context.Flags())
	if err != nil {
		return fmt.Errorf("unable to initialize GPG verifier: %s", err)
	}

	err = repo.Fetch(context.Downloader(), verifier)
	if err != nil {
		return fmt.Errorf("unable to fetch mirror: %s", err)
	}

	err = context.CollectionFactory().RemoteRepoCollection().Add(repo)
	if err != nil {
		return fmt.Errorf("unable to add mirror: %s", err)
	}

	fmt.Printf("\nMirror %s successfully added.\nYou can run 'aptly mirror update %s' to download repository contents.\n", repo, repo.Name)
	return err
}

func aptlyRepoRemove(cmd *commander.Command, args []string) error {
	var err error
	if len(args) < 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	name := args[0]

	repo, err := context.CollectionFactory().LocalRepoCollection().ByName(name)
	if err != nil {
		return fmt.Errorf("unable to remove: %s", err)
	}

	err = context.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())
	if err != nil {
		return fmt.Errorf("unable to load packages: %s", err)
	}

	queries := make([]deb.PackageQuery, len(args)-1)
	for i := 0; i < len(args)-1; i++ {
		queries[i], err = query.Parse(args[i+1])
		if err != nil {
			return fmt.Errorf("unable to remove: %s", err)
		}
	}

	list.PrepareIndex()
	toRemove, err := list.Filter(queries, false, nil, 0, nil)
	if err != nil {
		return fmt.Errorf("unable to remove: %s", err)
	}

	toRemove.ForEach(func(p *deb.Package) error {
		list.Remove(p)
		context.Progress().ColoredPrintf("@r[-]@| %s removed", p)
		return nil
	})

	if context.Flags().Lookup("dry-run").Value.Get().(bool) {
		context.Progress().Printf("\nChanges not saved, as dry run has been requested.\n")
	} else {
		repo.UpdateRefList(deb.NewPackageRefListFromPackageList(list))

		err = context.CollectionFactory().LocalRepoCollection().Update(repo)
		if err != nil {
			return fmt.Errorf("unable to save: %s", err)
		}
	}

	return err
}

func aptlyMirrorEdit(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(args[0])
	if err != nil {
		return fmt.Errorf("unable to edit: %s", err)
	}

	err = repo.CheckLock()
	if err != nil {
		return fmt.Errorf("unable to edit: %s", err)
	}

	context.Flags().Visit(func(flag *flag.Flag) {
		switch flag.Name {
		case "filter":
			repo.Filter = flag.Value.String()
		case "filter-with-deps":
			repo.FilterWithDeps = flag.Value.Get().(bool)
		case "with-sources":
			repo.DownloadSources = flag.Value.Get().(bool)
		case "with-udebs":
			repo.DownloadUdebs = flag.Value.Get().(bool)
		}
	})

	if repo.IsFlat() && repo.DownloadUdebs {
		return fmt.Errorf("unable to edit: flat mirrors don't support udebs")
	}

	if repo.Filter != "" {
		_, err = query.Parse(repo.Filter)
		if err != nil {
			return fmt.Errorf("unable to edit: %s", err)
		}
	}

	if context.GlobalFlags().Lookup("architectures").Value.String() != "" {
		repo.Architectures = context.ArchitecturesList()

		err = repo.Fetch(context.Downloader(), nil)
		if err != nil {
			return fmt.Errorf("unable to edit: %s", err)
		}
	}

	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
	if err != nil {
		return fmt.Errorf("unable to edit: %s", err)
	}

	fmt.Printf("Mirror %s successfully updated.\n", repo)
	return err
}

func aptlySnapshotMerge(cmd *commander.Command, args []string) error {
	var err error
	if len(args) < 2 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	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])
		if err != nil {
			return fmt.Errorf("unable to load snapshot: %s", err)
		}

		err = context.CollectionFactory().SnapshotCollection().LoadComplete(sources[i])
		if err != nil {
			return fmt.Errorf("unable to load snapshot: %s", err)
		}
	}

	latest := context.Flags().Lookup("latest").Value.Get().(bool)
	noRemove := context.Flags().Lookup("no-remove").Value.Get().(bool)

	if noRemove && latest {
		return fmt.Errorf("-no-remove and -latest can't be specified together")
	}

	overrideMatching := !latest && !noRemove

	result := sources[0].RefList()
	for i := 1; i < len(sources); i++ {
		result = result.Merge(sources[i].RefList(), overrideMatching, false)
	}

	if latest {
		result.FilterLatestRefs()
	}

	sourceDescription := make([]string, len(sources))
	for i, s := range sources {
		sourceDescription[i] = fmt.Sprintf("'%s'", s.Name)
	}

	// Create <destination> snapshot
	destination := deb.NewSnapshotFromRefList(args[0], sources, result,
		fmt.Sprintf("Merged from sources: %s", strings.Join(sourceDescription, ", ")))

	err = context.CollectionFactory().SnapshotCollection().Add(destination)
	if err != nil {
		return fmt.Errorf("unable to create snapshot: %s", err)
	}

	fmt.Printf("\nSnapshot %s successfully created.\nYou can run 'aptly publish snapshot %s' to publish snapshot as Debian repository.\n", destination.Name, destination.Name)

	return err
}

func aptlyVersion(cmd *commander.Command, args []string) error {
	if len(args) != 0 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	fmt.Printf("aptly version: %s\n", aptly.Version)
	return nil
}

func aptlyMirrorUpdate(cmd *commander.Command, args []string) error {
	var err error
	if len(args) != 1 {
		cmd.Usage()
		return commander.ErrCommandError
	}

	name := args[0]

	repo, err := context.CollectionFactory().RemoteRepoCollection().ByName(name)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	err = context.CollectionFactory().RemoteRepoCollection().LoadComplete(repo)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	ignoreMismatch := context.flags.Lookup("ignore-checksums").Value.Get().(bool)

	verifier, err := getVerifier(context.flags)
	if err != nil {
		return fmt.Errorf("unable to initialize GPG verifier: %s", err)
	}

	err = repo.Fetch(context.Downloader(), verifier)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	var filterQuery deb.PackageQuery

	if repo.Filter != "" {
		filterQuery, err = query.Parse(repo.Filter)
		if err != nil {
			return fmt.Errorf("unable to update: %s", err)
		}
	}

	err = repo.Download(context.Progress(), context.Downloader(), context.CollectionFactory(), context.PackagePool(), ignoreMismatch,
		context.DependencyOptions(), filterQuery)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	err = context.CollectionFactory().RemoteRepoCollection().Update(repo)
	if err != nil {
		return fmt.Errorf("unable to update: %s", err)
	}

	context.Progress().Printf("\nMirror `%s` has been successfully updated.\n", repo.Name)
	return err
}

func aptlyPublishList(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)

	published := make([]string, 0, context.CollectionFactory().PublishedRepoCollection().Len())

	err = context.CollectionFactory().PublishedRepoCollection().ForEach(func(repo *deb.PublishedRepo) error {
		err := context.CollectionFactory().PublishedRepoCollection().LoadComplete(repo, context.CollectionFactory())
		if err != nil {
			return err
		}

		if raw {
			published = append(published, fmt.Sprintf("%s %s", repo.StoragePrefix(), repo.Distribution))
		} else {
			published = append(published, repo.String())
		}
		return nil
	})

	if err != nil {
		return fmt.Errorf("unable to load list of repos: %s", err)
	}

	context.CloseDatabase()

	sort.Strings(published)

	if raw {
		for _, info := range published {
			fmt.Printf("%s\n", info)
		}
	} else {
		if len(published) == 0 {
			fmt.Printf("No snapshots/local repos have been published. Publish a snapshot by running `aptly publish snapshot ...`.\n")
			return err
		}

		fmt.Printf("Published repositories:\n")

		for _, description := range published {
			fmt.Printf("  * %s\n", description)
		}
	}

	return err
}