| package client |
| |
| import ( |
| "fmt" |
| "net/url" |
| "sort" |
| "strings" |
| "text/tabwriter" |
| |
| "golang.org/x/net/context" |
| |
| Cli "github.com/docker/docker/cli" |
| flag "github.com/docker/docker/pkg/mflag" |
| "github.com/docker/docker/pkg/stringutils" |
| "github.com/docker/docker/registry" |
| "github.com/docker/engine-api/types" |
| registrytypes "github.com/docker/engine-api/types/registry" |
| ) |
| |
| // CmdSearch searches the Docker Hub for images. |
| // |
| // Usage: docker search [OPTIONS] TERM |
| func (cli *DockerCli) CmdSearch(args ...string) error { |
| cmd := Cli.Subcmd("search", []string{"TERM"}, Cli.DockerCommands["search"].Description, true) |
| noTrunc := cmd.Bool([]string{"-no-trunc"}, false, "Don't truncate output") |
| automated := cmd.Bool([]string{"-automated"}, false, "Only show automated builds") |
| stars := cmd.Uint([]string{"s", "-stars"}, 0, "Only displays with at least x stars") |
| cmd.Require(flag.Exact, 1) |
| |
| cmd.ParseFlags(args, true) |
| |
| name := cmd.Arg(0) |
| v := url.Values{} |
| v.Set("term", name) |
| |
| indexInfo, err := registry.ParseSearchIndexInfo(name) |
| if err != nil { |
| return err |
| } |
| |
| authConfig := cli.resolveAuthConfig(indexInfo) |
| requestPrivilege := cli.registryAuthenticationPrivilegedFunc(indexInfo, "search") |
| |
| encodedAuth, err := encodeAuthToBase64(authConfig) |
| if err != nil { |
| return err |
| } |
| |
| options := types.ImageSearchOptions{ |
| Term: name, |
| RegistryAuth: encodedAuth, |
| } |
| |
| unorderedResults, err := cli.client.ImageSearch(context.Background(), options, requestPrivilege) |
| if err != nil { |
| return err |
| } |
| |
| results := searchResultsByStars(unorderedResults) |
| sort.Sort(results) |
| |
| w := tabwriter.NewWriter(cli.out, 10, 1, 3, ' ', 0) |
| fmt.Fprintf(w, "NAME\tDESCRIPTION\tSTARS\tOFFICIAL\tAUTOMATED\n") |
| for _, res := range results { |
| if (*automated && !res.IsAutomated) || (int(*stars) > res.StarCount) { |
| continue |
| } |
| desc := strings.Replace(res.Description, "\n", " ", -1) |
| desc = strings.Replace(desc, "\r", " ", -1) |
| if !*noTrunc && len(desc) > 45 { |
| desc = stringutils.Truncate(desc, 42) + "..." |
| } |
| fmt.Fprintf(w, "%s\t%s\t%d\t", res.Name, desc, res.StarCount) |
| if res.IsOfficial { |
| fmt.Fprint(w, "[OK]") |
| |
| } |
| fmt.Fprint(w, "\t") |
| if res.IsAutomated || res.IsTrusted { |
| fmt.Fprint(w, "[OK]") |
| } |
| fmt.Fprint(w, "\n") |
| } |
| w.Flush() |
| return nil |
| } |
| |
| // SearchResultsByStars sorts search results in descending order by number of stars. |
| type searchResultsByStars []registrytypes.SearchResult |
| |
| func (r searchResultsByStars) Len() int { return len(r) } |
| func (r searchResultsByStars) Swap(i, j int) { r[i], r[j] = r[j], r[i] } |
| func (r searchResultsByStars) Less(i, j int) bool { return r[j].StarCount < r[i].StarCount } |