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Add -H|--human flag to docker history

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Add a flag to print sizes and dates in human readable format.

Signed-off-by: Arnaud Porterie <arnaud.porterie@docker.com>
This commit is contained in:
Arnaud Porterie
2015-04-16 08:38:18 -07:00
parent dcff07d03d
commit ae5cf30c7c
3 changed files with 18 additions and 3 deletions
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api/client/history.go
+14 -3
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@@ -18,6 +18,7 @@ import (
// Usage: docker history [OPTIONS] IMAGE
func (cli *DockerCli) CmdHistory(args ...string) error {
cmd := cli.Subcmd("history", "IMAGE", "Show the history of an image", true)
human := cmd.Bool([]string{"H", "-human"}, true, "Print sizes and dates in human readable format")
quiet := cmd.Bool([]string{"q", "-quiet"}, false, "Only show numeric IDs")
noTrunc := cmd.Bool([]string{"#notrunc", "-no-trunc"}, false, "Don't truncate output")
cmd.Require(flag.Exact, 1)
@@ -46,14 +47,24 @@ func (cli *DockerCli) CmdHistory(args ...string) error {
fmt.Fprintf(w, stringid.TruncateID(entry.ID))
}
if !*quiet {
if *noTrunc {
if *human {
fmt.Fprintf(w, "\t%s ago\t", units.HumanDuration(time.Now().UTC().Sub(time.Unix(entry.Created, 0))))
} else {
fmt.Fprintf(w, "\t%s\t", time.Unix(entry.Created, 0).Format(time.RFC3339))
}
if *noTrunc {
fmt.Fprintf(w, "%s\t", entry.CreatedBy)
} else {
fmt.Fprintf(w, "\t%s ago\t", units.HumanDuration(time.Now().UTC().Sub(time.Unix(entry.Created, 0))))
fmt.Fprintf(w, "%s\t", stringutils.Truncate(entry.CreatedBy, 45))
}
fmt.Fprintf(w, "%s\t", units.HumanSize(float64(entry.Size)))
if *human {
fmt.Fprintf(w, "%s\t", units.HumanSize(float64(entry.Size)))
} else {
fmt.Fprintf(w, "%d\t", entry.Size)
}
fmt.Fprintf(w, "%s", entry.Comment)
}
fmt.Fprintf(w, "\n")