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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2020-04-01 19:08:08 +0200
committerGitHub <noreply@github.com>2020-04-01 19:08:08 +0200
commitd534e524272121a6489c1a2a2c11c6b389027ecd (patch)
treedbe09731facf6a80406a62a6ca95b3f1514c2047 /cmd/podmanV2
parent82cbebcbea7f92be7e82bc11fdf1b30d7e194cdc (diff)
parent46e3b2efb84580cc12b0bc5ad0863957b88ae202 (diff)
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Merge pull request #5645 from jwhonce/wip/inspect
V2 podman inspect
Diffstat (limited to 'cmd/podmanV2')
-rw-r--r--cmd/podmanV2/common/inspect.go18
-rw-r--r--cmd/podmanV2/containers/inspect.go32
-rw-r--r--cmd/podmanV2/images/inspect.go141
-rw-r--r--cmd/podmanV2/images/list.go2
-rw-r--r--cmd/podmanV2/inspect.go62
-rw-r--r--cmd/podmanV2/registry/registry.go17
-rw-r--r--cmd/podmanV2/root.go5
-rw-r--r--cmd/podmanV2/system/system.go2
8 files changed, 173 insertions, 106 deletions
diff --git a/cmd/podmanV2/common/inspect.go b/cmd/podmanV2/common/inspect.go
new file mode 100644
index 000000000..dfc6fe679
--- /dev/null
+++ b/cmd/podmanV2/common/inspect.go
@@ -0,0 +1,18 @@
+package common
+
+import (
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/spf13/cobra"
+)
+
+// AddInspectFlagSet takes a command and adds the inspect flags and returns an InspectOptions object
+// Since this cannot live in `package main` it lives here until a better home is found
+func AddInspectFlagSet(cmd *cobra.Command) *entities.InspectOptions {
+ opts := entities.InspectOptions{}
+
+ flags := cmd.Flags()
+ flags.BoolVarP(&opts.Size, "size", "s", false, "Display total file size")
+ flags.StringVarP(&opts.Format, "format", "f", "", "Change the output format to a Go template")
+
+ return &opts
+}
diff --git a/cmd/podmanV2/containers/inspect.go b/cmd/podmanV2/containers/inspect.go
index 648289f0b..3147426cb 100644
--- a/cmd/podmanV2/containers/inspect.go
+++ b/cmd/podmanV2/containers/inspect.go
@@ -7,9 +7,11 @@ import (
"strings"
"text/template"
+ "github.com/containers/libpod/cmd/podmanV2/common"
"github.com/containers/libpod/cmd/podmanV2/registry"
+
"github.com/containers/libpod/pkg/domain/entities"
- jsoniter "github.com/json-iterator/go"
+ json "github.com/json-iterator/go"
"github.com/spf13/cobra"
)
@@ -24,10 +26,7 @@ var (
Example: `podman container inspect myCtr
podman container inspect -l --format '{{.Id}} {{.Config.Labels}}'`,
}
-)
-
-var (
- inspectOptions entities.ContainerInspectOptions
+ inspectOpts *entities.InspectOptions
)
func init() {
@@ -36,29 +35,29 @@ func init() {
Command: inspectCmd,
Parent: containerCmd,
})
+ inspectOpts = common.AddInspectFlagSet(inspectCmd)
flags := inspectCmd.Flags()
- flags.StringVarP(&inspectOptions.Format, "format", "f", "", "Change the output format to a Go template")
- flags.BoolVarP(&inspectOptions.Latest, "latest", "l", false, "Act on the latest container podman is aware of")
- flags.BoolVarP(&inspectOptions.Size, "size", "s", false, "Display total file size")
- if registry.IsRemote() {
- _ = flags.MarkHidden("latest")
+
+ if !registry.IsRemote() {
+ flags.BoolVarP(&inspectOpts.Latest, "latest", "l", false, "Act on the latest container podman is aware of")
}
+
}
func inspect(cmd *cobra.Command, args []string) error {
- responses, err := registry.ContainerEngine().ContainerInspect(context.Background(), args, inspectOptions)
+ responses, err := registry.ContainerEngine().ContainerInspect(context.Background(), args, *inspectOpts)
if err != nil {
return err
}
- if inspectOptions.Format == "" {
- b, err := jsoniter.MarshalIndent(responses, "", " ")
+ if inspectOpts.Format == "" {
+ b, err := json.MarshalIndent(responses, "", " ")
if err != nil {
return err
}
fmt.Println(string(b))
return nil
}
- format := inspectOptions.Format
+ format := inspectOpts.Format
if !strings.HasSuffix(format, "\n") {
format += "\n"
}
@@ -73,3 +72,8 @@ func inspect(cmd *cobra.Command, args []string) error {
}
return nil
}
+
+func Inspect(cmd *cobra.Command, args []string, options *entities.InspectOptions) error {
+ inspectOpts = options
+ return inspect(cmd, args)
+}
diff --git a/cmd/podmanV2/images/inspect.go b/cmd/podmanV2/images/inspect.go
index f8fd44571..d7f6b0ee1 100644
--- a/cmd/podmanV2/images/inspect.go
+++ b/cmd/podmanV2/images/inspect.go
@@ -1,71 +1,44 @@
package images
import (
+ "context"
+ "encoding/json"
+ "fmt"
+ "os"
"strings"
+ "text/tabwriter"
+ "text/template"
"github.com/containers/buildah/pkg/formats"
+ "github.com/containers/libpod/cmd/podmanV2/common"
"github.com/containers/libpod/cmd/podmanV2/registry"
"github.com/containers/libpod/pkg/domain/entities"
- "github.com/containers/libpod/pkg/util"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
var (
- inspectOpts = entities.ImageInspectOptions{}
-
// Command: podman image _inspect_
inspectCmd = &cobra.Command{
Use: "inspect [flags] IMAGE",
Short: "Display the configuration of an image",
Long: `Displays the low-level information on an image identified by name or ID.`,
- PreRunE: populateEngines,
- RunE: imageInspect,
+ RunE: inspect,
Example: `podman image inspect alpine`,
}
-
- containerEngine entities.ContainerEngine
+ inspectOpts *entities.InspectOptions
)
-// Inspect is unique in that it needs both an ImageEngine and a ContainerEngine
-func populateEngines(cmd *cobra.Command, args []string) (err error) {
- // Populate registry.ImageEngine
- err = preRunE(cmd, args)
- if err != nil {
- return
- }
-
- // Populate registry.ContainerEngine
- containerEngine, err = registry.NewContainerEngine(cmd, args)
- return
-}
-
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
Command: inspectCmd,
Parent: imageCmd,
})
-
- flags := inspectCmd.Flags()
- flags.BoolVarP(&inspectOpts.Latest, "latest", "l", false, "Act on the latest container podman is aware of")
- flags.BoolVarP(&inspectOpts.Size, "size", "s", false, "Display total file size")
- flags.StringVarP(&inspectOpts.Format, "format", "f", "", "Change the output format to a Go template")
-
- if registry.EngineOptions.EngineMode == entities.ABIMode {
- // TODO: This is the same as V1. We could skip creating the flag altogether in V2...
- _ = flags.MarkHidden("latest")
- }
+ inspectOpts = common.AddInspectFlagSet(inspectCmd)
}
-const (
- inspectTypeContainer = "container"
- inspectTypeImage = "image"
- inspectAll = "all"
-)
-
-func imageInspect(cmd *cobra.Command, args []string) error {
- inspectType := inspectTypeImage
+func inspect(cmd *cobra.Command, args []string) error {
latestContainer := inspectOpts.Latest
if len(args) == 0 && !latestContainer {
@@ -76,49 +49,61 @@ func imageInspect(cmd *cobra.Command, args []string) error {
return errors.Errorf("you cannot provide additional arguments with --latest")
}
- if !util.StringInSlice(inspectType, []string{inspectTypeContainer, inspectTypeImage, inspectAll}) {
- return errors.Errorf("the only recognized types are %q, %q, and %q", inspectTypeContainer, inspectTypeImage, inspectAll)
+ results, err := registry.ImageEngine().Inspect(context.Background(), args, *inspectOpts)
+ if err != nil {
+ return err
}
- outputFormat := inspectOpts.Format
- if strings.Contains(outputFormat, "{{.Id}}") {
- outputFormat = strings.Replace(outputFormat, "{{.Id}}", formats.IDString, -1)
- }
- // These fields were renamed, so we need to provide backward compat for
- // the old names.
- if strings.Contains(outputFormat, ".Src") {
- outputFormat = strings.Replace(outputFormat, ".Src", ".Source", -1)
+ if len(results.Images) > 0 {
+ if inspectOpts.Format == "" {
+ buf, err := json.MarshalIndent(results.Images, "", " ")
+ if err != nil {
+ return err
+ }
+ fmt.Println(string(buf))
+
+ for id, e := range results.Errors {
+ fmt.Fprintf(os.Stderr, "%s: %s\n", id, e.Error())
+ }
+ return nil
+ }
+
+ row := inspectFormat(inspectOpts.Format)
+ format := "{{range . }}" + row + "{{end}}"
+ tmpl, err := template.New("inspect").Parse(format)
+ if err != nil {
+ return err
+ }
+
+ w := tabwriter.NewWriter(os.Stdout, 8, 2, 2, ' ', 0)
+ defer func() { _ = w.Flush() }()
+ err = tmpl.Execute(w, results)
+ if err != nil {
+ return err
+ }
}
- if strings.Contains(outputFormat, ".Dst") {
- outputFormat = strings.Replace(outputFormat, ".Dst", ".Destination", -1)
- }
- if strings.Contains(outputFormat, ".ImageID") {
- outputFormat = strings.Replace(outputFormat, ".ImageID", ".Image", -1)
+
+ for id, e := range results.Errors {
+ fmt.Fprintf(os.Stderr, "%s: %s\n", id, e.Error())
}
- _ = outputFormat
- // if latestContainer {
- // lc, err := ctnrRuntime.GetLatestContainer()
- // if err != nil {
- // return err
- // }
- // args = append(args, lc.ID())
- // inspectType = inspectTypeContainer
- // }
-
- // inspectedObjects, iterateErr := iterateInput(getContext(), c.Size, args, runtime, inspectType)
- // if iterateErr != nil {
- // return iterateErr
- // }
- //
- // var out formats.Writer
- // if outputFormat != "" && outputFormat != formats.JSONString {
- // // template
- // out = formats.StdoutTemplateArray{Output: inspectedObjects, Template: outputFormat}
- // } else {
- // // default is json output
- // out = formats.JSONStructArray{Output: inspectedObjects}
- // }
- //
- // return out.Out()
return nil
}
+
+func inspectFormat(row string) string {
+ r := strings.NewReplacer("{{.Id}}", formats.IDString,
+ ".Src", ".Source",
+ ".Dst", ".Destination",
+ ".ImageID", ".Image",
+ )
+ row = r.Replace(row)
+
+ if !strings.HasSuffix(row, "\n") {
+ row += "\n"
+ }
+ return row
+}
+
+func Inspect(cmd *cobra.Command, args []string, options *entities.InspectOptions) error {
+ inspectOpts = options
+ return inspect(cmd, args)
+}
diff --git a/cmd/podmanV2/images/list.go b/cmd/podmanV2/images/list.go
index 9a5b47299..2d6cb3596 100644
--- a/cmd/podmanV2/images/list.go
+++ b/cmd/podmanV2/images/list.go
@@ -152,7 +152,7 @@ func writeTemplate(imageS []*entities.ImageSummary, err error) error {
hdr, row := imageListFormat(listFlag)
format := hdr + "{{range . }}" + row + "{{end}}"
- tmpl := template.Must(template.New("report").Funcs(report.PodmanTemplateFuncs()).Parse(format))
+ tmpl := template.Must(template.New("list").Funcs(report.PodmanTemplateFuncs()).Parse(format))
w := tabwriter.NewWriter(os.Stdout, 8, 2, 2, ' ', 0)
defer w.Flush()
return tmpl.Execute(w, imgs)
diff --git a/cmd/podmanV2/inspect.go b/cmd/podmanV2/inspect.go
new file mode 100644
index 000000000..4975cf632
--- /dev/null
+++ b/cmd/podmanV2/inspect.go
@@ -0,0 +1,62 @@
+package main
+
+import (
+ "context"
+ "fmt"
+
+ "github.com/containers/libpod/cmd/podmanV2/common"
+ "github.com/containers/libpod/cmd/podmanV2/containers"
+ "github.com/containers/libpod/cmd/podmanV2/images"
+ "github.com/containers/libpod/cmd/podmanV2/registry"
+ "github.com/containers/libpod/pkg/domain/entities"
+ "github.com/spf13/cobra"
+)
+
+// Inspect is one of the out layer commands in that it operates on images/containers/...
+
+var (
+ inspectOpts *entities.InspectOptions
+
+ // Command: podman _inspect_ Object_ID
+ inspectCmd = &cobra.Command{
+ Use: "inspect [flags] {CONTAINER_ID | IMAGE_ID}",
+ Args: cobra.ExactArgs(1),
+ Short: "Display the configuration of object denoted by ID",
+ Long: "Displays the low-level information on an object identified by name or ID",
+ TraverseChildren: true,
+ RunE: inspect,
+ }
+)
+
+func init() {
+ registry.Commands = append(registry.Commands, registry.CliCommand{
+ Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
+ Command: inspectCmd,
+ })
+ inspectOpts = common.AddInspectFlagSet(inspectCmd)
+}
+
+func inspect(cmd *cobra.Command, args []string) error {
+ ie, err := registry.NewImageEngine(cmd, args)
+ if err != nil {
+ return err
+ }
+
+ if found, err := ie.Exists(context.Background(), args[0]); err != nil {
+ return err
+ } else if found.Value {
+ return images.Inspect(cmd, args, inspectOpts)
+ }
+
+ ce, err := registry.NewContainerEngine(cmd, args)
+ if err != nil {
+ return err
+ }
+
+ if found, err := ce.ContainerExists(context.Background(), args[0]); err != nil {
+ return err
+ } else if found.Value {
+ return containers.Inspect(cmd, args, inspectOpts)
+ }
+ return fmt.Errorf("%s not found on system", args[0])
+}
diff --git a/cmd/podmanV2/registry/registry.go b/cmd/podmanV2/registry/registry.go
index 5cdb8a840..401f82718 100644
--- a/cmd/podmanV2/registry/registry.go
+++ b/cmd/podmanV2/registry/registry.go
@@ -3,7 +3,6 @@ package registry
import (
"context"
- "github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/domain/infra"
"github.com/pkg/errors"
@@ -18,24 +17,24 @@ type CliCommand struct {
Parent *cobra.Command
}
-var (
- Commands []CliCommand
+const ExecErrorCodeGeneric = 125
- imageEngine entities.ImageEngine
- containerEngine entities.ContainerEngine
+var (
cliCtx context.Context
+ containerEngine entities.ContainerEngine
+ exitCode = ExecErrorCodeGeneric
+ imageEngine entities.ImageEngine
+ Commands []CliCommand
EngineOptions entities.EngineOptions
-
- ExitCode = define.ExecErrorCodeGeneric
)
func SetExitCode(code int) {
- ExitCode = code
+ exitCode = code
}
func GetExitCode() int {
- return ExitCode
+ return exitCode
}
// HelpTemplate returns the help template for podman commands
diff --git a/cmd/podmanV2/root.go b/cmd/podmanV2/root.go
index cb4cb4e00..6fc12f57e 100644
--- a/cmd/podmanV2/root.go
+++ b/cmd/podmanV2/root.go
@@ -7,7 +7,6 @@ import (
"path"
"github.com/containers/libpod/cmd/podmanV2/registry"
- "github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/version"
"github.com/sirupsen/logrus"
@@ -88,8 +87,8 @@ func Execute() {
o := registry.NewOptions(rootCmd.Context(), &registry.EngineOptions)
if err := rootCmd.ExecuteContext(o); err != nil {
fmt.Fprintln(os.Stderr, "Error:", err.Error())
- } else if registry.GetExitCode() == define.ExecErrorCodeGeneric {
- // The exitCode modified from define.ExecErrorCodeGeneric,
+ } else if registry.GetExitCode() == registry.ExecErrorCodeGeneric {
+ // The exitCode modified from registry.ExecErrorCodeGeneric,
// indicates an application
// running inside of a container failed, as opposed to the
// podman command failed. Must exit with that exit code
diff --git a/cmd/podmanV2/system/system.go b/cmd/podmanV2/system/system.go
index 30ed328e8..4e805c7bd 100644
--- a/cmd/podmanV2/system/system.go
+++ b/cmd/podmanV2/system/system.go
@@ -1,4 +1,4 @@
-package images
+package system
import (
"github.com/containers/libpod/cmd/podmanV2/registry"