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