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authorJhon Honce <jhonce@redhat.com>2020-03-12 10:49:03 -0700
committerJhon Honce <jhonce@redhat.com>2020-03-18 16:41:12 -0700
commitfbe743501e2a3ea28fe446754b9b12988b4e7a0e (patch)
tree7582c99d828bcbc83b6bb312e253f006ac637734 /cmd/podmanV2/images/history.go
parentbd9386ddac4ef6730fbe6ce4104e80f56a48fe43 (diff)
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V2 podman command
Signed-off-by: Jhon Honce <jhonce@redhat.com>
Diffstat (limited to 'cmd/podmanV2/images/history.go')
-rw-r--r--cmd/podmanV2/images/history.go79
1 files changed, 79 insertions, 0 deletions
diff --git a/cmd/podmanV2/images/history.go b/cmd/podmanV2/images/history.go
new file mode 100644
index 000000000..c75ae6ddc
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+++ b/cmd/podmanV2/images/history.go
@@ -0,0 +1,79 @@
+package images
+
+import (
+ "context"
+ "fmt"
+ "os"
+ "text/tabwriter"
+ "text/template"
+
+ "github.com/containers/libpod/cmd/podmanV2/registry"
+ "github.com/containers/libpod/cmd/podmanV2/report"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/pkg/errors"
+ "github.com/spf13/cobra"
+)
+
+var (
+ long = `Displays the history of an image.
+
+ The information can be printed out in an easy to read, or user specified format, and can be truncated.`
+
+ // podman _history_
+ historyCmd = &cobra.Command{
+ Use: "history [flags] IMAGE",
+ Short: "Show history of a specified image",
+ Long: long,
+ Example: "podman history quay.io/fedora/fedora",
+ Args: cobra.ExactArgs(1),
+ PersistentPreRunE: preRunE,
+ RunE: history,
+ }
+)
+
+var cmdFlags = struct {
+ Human bool
+ NoTrunc bool
+ Quiet bool
+ Format string
+}{}
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: historyCmd,
+ })
+
+ historyCmd.SetHelpTemplate(registry.HelpTemplate())
+ historyCmd.SetUsageTemplate(registry.UsageTemplate())
+ flags := historyCmd.Flags()
+ flags.StringVar(&cmdFlags.Format, "format", "", "Change the output to JSON or a Go template")
+ flags.BoolVarP(&cmdFlags.Human, "human", "H", true, "Display sizes and dates in human readable format")
+ flags.BoolVar(&cmdFlags.NoTrunc, "no-trunc", false, "Do not truncate the output")
+ flags.BoolVar(&cmdFlags.NoTrunc, "notruncate", false, "Do not truncate the output")
+ flags.BoolVarP(&cmdFlags.Quiet, "quiet", "q", false, "Display the numeric IDs only")
+}
+
+func history(cmd *cobra.Command, args []string) error {
+ results, err := registry.ImageEngine().History(context.Background(), args[0], entities.ImageHistoryOptions{})
+ if err != nil {
+ return err
+ }
+
+ row := "{{slice $x.ID 0 12}}\t{{toRFC3339 $x.Created}}\t{{ellipsis $x.CreatedBy 45}}\t{{$x.Size}}\t{{$x.Comment}}\n"
+ if cmdFlags.Human {
+ row = "{{slice $x.ID 0 12}}\t{{toHumanDuration $x.Created}}\t{{ellipsis $x.CreatedBy 45}}\t{{toHumanSize $x.Size}}\t{{$x.Comment}}\n"
+ }
+ format := "{{range $y, $x := . }}" + row + "{{end}}"
+
+ tmpl := template.Must(template.New("report").Funcs(report.PodmanTemplateFuncs()).Parse(format))
+ w := tabwriter.NewWriter(os.Stdout, 8, 2, 2, ' ', 0)
+
+ _, _ = w.Write(report.ReportHeader("id", "created", "created by", "size", "comment"))
+ err = tmpl.Execute(w, results.Layers)
+ if err != nil {
+ fmt.Fprintln(os.Stderr, errors.Wrapf(err, "Failed to print report"))
+ }
+ w.Flush()
+ return nil
+}