support multiple inspection

Signed-off-by: 程飞 <[email protected]>

cli/image_inspect.go

@@ -25,9 +25,9 @@ func (i *ImageInspectCommand) Init(c *Cli) {
 		Use:   "inspect [OPTIONS] IMAGE",
 		Short: "Display detailed information on one image",
 		Long:  imageInspectDescription,
-		Args:  cobra.ExactArgs(1),
-		RunE: func(cmd *cobra.Command, args []string) error {
-			return i.runInspect(args)
+		Args:  cobra.MinimumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			inspect.MultiInspect(args, i.runInspect)
 		},
 		Example: i.example(),
 	}

cli/inspect.go

@@ -25,9 +25,9 @@ func (p *InspectCommand) Init(c *Cli) {
 		Use:   "inspect [OPTIONS] CONTAINER",
 		Short: "Get the detailed information of container",
 		Long:  inspectDescription,
-		Args:  cobra.ExactArgs(1),
-		RunE: func(cmd *cobra.Command, args []string) error {
-			return p.runInspect(args)
+		Args:  cobra.MinimumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			inspect.MultiInspect(args, p.runInspect)
 		},
 		Example: inspectExample(),
 	}

cli/inspect/inspector.go

@@ -8,6 +8,7 @@ import (
 
 	"github.com/alibaba/pouch/pkg/utils/templates"
 
+	"fmt"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 )
@@ -75,6 +76,19 @@ func Inspect(out io.Writer, ref string, tmplStr string, getRef GetRefFunc) error
 	return nil
 }
 
+// RunInspectFunc is a function which used by MultiInspect
+type RunInspectFunc func(args []string) error
+
+// MultiInspect Apply function to every item of ref.
+func MultiInspect(refs []string, inspect RunInspectFunc) {
+	for _, ref := range refs {
+		err := inspect([]string{ref})
+		if err != nil {
+			fmt.Printf("Error: %s\n", err.Error())
+		}
+	}
+}
+
 // Inspect executes the inspect template.
 func (i *TemplateInspector) Inspect(typedElement interface{}) error {
 	buf := new(bytes.Buffer)

cli/network.go

@@ -265,9 +265,9 @@ func (n *NetworkInspectCommand) Init(c *Cli) {
 		Use:   "inspect [OPTIONS] NAME",
 		Short: "Inspect a pouch network",
 		Long:  networkInspectDescription,
-		Args:  cobra.ExactArgs(1),
-		RunE: func(cmd *cobra.Command, args []string) error {
-			return n.runNetworkInspect(args)
+		Args:  cobra.MinimumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			inspect.MultiInspect(args, n.runNetworkInspect)
 		},
 		Example: networkInspectExample(),
 	}

cli/volume.go

@@ -226,9 +226,9 @@ func (v *VolumeInspectCommand) Init(c *Cli) {
 		Use:   "inspect [OPTIONS] NAME",
 		Short: "Inspect a pouch volume",
 		Long:  volumeInspectDescription,
-		Args:  cobra.ExactArgs(1),
-		RunE: func(cmd *cobra.Command, args []string) error {
-			return v.runVolumeInspect(args)
+		Args:  cobra.MinimumNArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			inspect.MultiInspect(args, v.runVolumeInspect)
 		},
 		Example: volumeInspectExample(),
 	}