mirror of https://github.com/docker/cli.git
105 lines
3.1 KiB
Go
105 lines
3.1 KiB
Go
package registry
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import (
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"sort"
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"github.com/docker/cli/cli"
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"github.com/docker/cli/cli/command"
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"github.com/docker/cli/cli/command/formatter"
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"github.com/docker/cli/opts"
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"github.com/docker/docker/api/types"
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registrytypes "github.com/docker/docker/api/types/registry"
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"github.com/docker/docker/registry"
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"github.com/spf13/cobra"
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"golang.org/x/net/context"
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)
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type searchOptions struct {
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format string
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term string
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noTrunc bool
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limit int
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filter opts.FilterOpt
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// Deprecated
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stars uint
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automated bool
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}
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// NewSearchCommand creates a new `docker search` command
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func NewSearchCommand(dockerCli command.Cli) *cobra.Command {
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options := searchOptions{filter: opts.NewFilterOpt()}
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cmd := &cobra.Command{
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Use: "search [OPTIONS] TERM",
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Short: "Search the Docker Hub for images",
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Args: cli.ExactArgs(1),
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RunE: func(cmd *cobra.Command, args []string) error {
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options.term = args[0]
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return runSearch(dockerCli, options)
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},
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}
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flags := cmd.Flags()
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flags.BoolVar(&options.noTrunc, "no-trunc", false, "Don't truncate output")
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flags.VarP(&options.filter, "filter", "f", "Filter output based on conditions provided")
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flags.IntVar(&options.limit, "limit", registry.DefaultSearchLimit, "Max number of search results")
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flags.StringVar(&options.format, "format", "", "Pretty-print search using a Go template")
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flags.BoolVar(&options.automated, "automated", false, "Only show automated builds")
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flags.UintVarP(&options.stars, "stars", "s", 0, "Only displays with at least x stars")
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flags.MarkDeprecated("automated", "use --filter=is-automated=true instead")
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flags.MarkDeprecated("stars", "use --filter=stars=3 instead")
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return cmd
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}
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func runSearch(dockerCli command.Cli, options searchOptions) error {
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indexInfo, err := registry.ParseSearchIndexInfo(options.term)
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if err != nil {
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return err
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}
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ctx := context.Background()
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authConfig := command.ResolveAuthConfig(ctx, dockerCli, indexInfo)
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requestPrivilege := command.RegistryAuthenticationPrivilegedFunc(dockerCli, indexInfo, "search")
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encodedAuth, err := command.EncodeAuthToBase64(authConfig)
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if err != nil {
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return err
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}
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searchOptions := types.ImageSearchOptions{
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RegistryAuth: encodedAuth,
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PrivilegeFunc: requestPrivilege,
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Filters: options.filter.Value(),
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Limit: options.limit,
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}
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clnt := dockerCli.Client()
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unorderedResults, err := clnt.ImageSearch(ctx, options.term, searchOptions)
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if err != nil {
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return err
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}
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results := searchResultsByStars(unorderedResults)
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sort.Sort(results)
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searchCtx := formatter.Context{
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Output: dockerCli.Out(),
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Format: formatter.NewSearchFormat(options.format),
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Trunc: !options.noTrunc,
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}
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return formatter.SearchWrite(searchCtx, results, options.automated, int(options.stars))
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}
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// searchResultsByStars sorts search results in descending order by number of stars.
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type searchResultsByStars []registrytypes.SearchResult
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func (r searchResultsByStars) Len() int { return len(r) }
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func (r searchResultsByStars) Swap(i, j int) { r[i], r[j] = r[j], r[i] }
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func (r searchResultsByStars) Less(i, j int) bool { return r[j].StarCount < r[i].StarCount }
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