diff options
Diffstat (limited to 'cmd/podman/inspect/inspect.go')
-rw-r--r-- | cmd/podman/inspect/inspect.go | 49 |
1 files changed, 38 insertions, 11 deletions
diff --git a/cmd/podman/inspect/inspect.go b/cmd/podman/inspect/inspect.go index f29527412..658463650 100644 --- a/cmd/podman/inspect/inspect.go +++ b/cmd/podman/inspect/inspect.go @@ -4,10 +4,14 @@ import ( "context" "fmt" "os" + "regexp" "strings" + "text/tabwriter" + "text/template" - "github.com/containers/buildah/pkg/formats" + "github.com/containers/podman/v2/cmd/podman/parse" "github.com/containers/podman/v2/cmd/podman/registry" + "github.com/containers/podman/v2/cmd/podman/report" "github.com/containers/podman/v2/cmd/podman/validate" "github.com/containers/podman/v2/pkg/domain/entities" "github.com/pkg/errors" @@ -24,6 +28,9 @@ const ( AllType = "all" ) +// Pull in configured json library +var json = registry.JSONLibrary() + // AddInspectFlagSet takes a command and adds the inspect flags and returns an // InspectOptions object. func AddInspectFlagSet(cmd *cobra.Command) *entities.InspectOptions { @@ -80,7 +87,7 @@ func newInspector(options entities.InspectOptions) (*inspector, error) { // inspect inspects the specified container/image names or IDs. func (i *inspector) inspect(namesOrIDs []string) error { // data - dumping place for inspection results. - var data []interface{} //nolint + var data []interface{} // nolint var errs []error ctx := context.Background() @@ -134,15 +141,19 @@ func (i *inspector) inspect(namesOrIDs []string) error { data = []interface{}{} } - var out formats.Writer - if i.options.Format == "json" || i.options.Format == "" { // "" for backwards compat - out = formats.JSONStructArray{Output: data} - } else { - out = formats.StdoutTemplateArray{Output: data, Template: inspectFormat(i.options.Format)} + var err error + switch { + case parse.MatchesJSONFormat(i.options.Format) || i.options.Format == "": + err = printJSON(data) + default: + row := inspectNormalize(i.options.Format) + row = "{{range . }}" + report.NormalizeFormat(row) + "{{end}}" + err = printTmpl(tmpType, row, data) } - if err := out.Out(); err != nil { + if err != nil { logrus.Errorf("Error printing inspect output: %v", err) } + if len(errs) > 0 { if len(errs) > 1 { for _, err := range errs[1:] { @@ -154,8 +165,22 @@ func (i *inspector) inspect(namesOrIDs []string) error { return nil } +func printJSON(data []interface{}) error { + enc := json.NewEncoder(os.Stdout) + return enc.Encode(data) +} + +func printTmpl(typ, row string, data []interface{}) error { + t, err := template.New(typ + " inspect").Parse(row) + if err != nil { + return err + } + w := tabwriter.NewWriter(os.Stdout, 8, 2, 2, ' ', 0) + return t.Execute(w, data) +} + func (i *inspector) inspectAll(ctx context.Context, namesOrIDs []string) ([]interface{}, []error, error) { - var data []interface{} //nolint + var data []interface{} // nolint allErrs := []error{} for _, name := range namesOrIDs { ctrData, errs, err := i.containerEngine.ContainerInspect(ctx, []string{name}, i.options) @@ -179,9 +204,11 @@ func (i *inspector) inspectAll(ctx context.Context, namesOrIDs []string) ([]inte return data, allErrs, nil } -func inspectFormat(row string) string { +func inspectNormalize(row string) string { + m := regexp.MustCompile(`{{\s*\.Id\s*}}`) + row = m.ReplaceAllString(row, "{{.ID}}") + r := strings.NewReplacer( - "{{.Id}}", formats.IDString, ".Src", ".Source", ".Dst", ".Destination", ".ImageID", ".Image", |