66 lines
1.6 KiB
Go
66 lines
1.6 KiB
Go
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package client
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import (
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"fmt"
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"text/tabwriter"
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"time"
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"github.com/docker/docker/engine"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/pkg/stringid"
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"github.com/docker/docker/pkg/units"
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"github.com/docker/docker/utils"
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)
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func (cli *DockerCli) CmdHistory(args ...string) error {
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cmd := cli.Subcmd("history", "IMAGE", "Show the history of an image", true)
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quiet := cmd.Bool([]string{"q", "-quiet"}, false, "Only show numeric IDs")
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noTrunc := cmd.Bool([]string{"#notrunc", "-no-trunc"}, false, "Don't truncate output")
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cmd.Require(flag.Exact, 1)
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utils.ParseFlags(cmd, args, true)
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body, _, err := readBody(cli.call("GET", "/images/"+cmd.Arg(0)+"/history", nil, false))
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if err != nil {
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return err
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}
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outs := engine.NewTable("Created", 0)
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if _, err := outs.ReadListFrom(body); err != nil {
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return err
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}
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w := tabwriter.NewWriter(cli.out, 20, 1, 3, ' ', 0)
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if !*quiet {
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fmt.Fprintln(w, "IMAGE\tCREATED\tCREATED BY\tSIZE")
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}
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for _, out := range outs.Data {
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outID := out.Get("Id")
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if !*quiet {
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if *noTrunc {
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fmt.Fprintf(w, "%s\t", outID)
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} else {
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fmt.Fprintf(w, "%s\t", stringid.TruncateID(outID))
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}
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fmt.Fprintf(w, "%s ago\t", units.HumanDuration(time.Now().UTC().Sub(time.Unix(out.GetInt64("Created"), 0))))
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if *noTrunc {
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fmt.Fprintf(w, "%s\t", out.Get("CreatedBy"))
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} else {
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fmt.Fprintf(w, "%s\t", utils.Trunc(out.Get("CreatedBy"), 45))
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}
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fmt.Fprintf(w, "%s\n", units.HumanSize(float64(out.GetInt64("Size"))))
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} else {
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if *noTrunc {
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fmt.Fprintln(w, outID)
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} else {
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fmt.Fprintln(w, stringid.TruncateID(outID))
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}
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}
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}
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w.Flush()
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return nil
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}
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