Fix image inspect exit code on image not found error

This change fixes image inspect command to error when image is not
found.

Signed-off-by: Austin Vazquez <[email protected]>

cmd/nerdctl/image/image_inspect_test.go

@@ -18,6 +18,8 @@ package image
 
 import (
 	"encoding/json"
+	"errors"
+	"fmt"
 	"runtime"
 	"strings"
 	"testing"
@@ -61,6 +63,14 @@ func TestImageInspectSimpleCases(t *testing.T) {
 				Command:     test.Command("image", "inspect", testutil.CommonImage, "--format", "{{.ID}}"),
 				Expected:    test.Expects(0, nil, nil),
 			},
+			{
+				Description: "Error for image not found",
+				Command:     test.Command("image", "inspect", "dne:latest", "dne2:latest"),
+				Expected: test.Expects(1, []error{
+					errors.New("no such image: dne:latest"),
+					errors.New("no such image: dne2:latest"),
+				}, nil),
+			},
 		},
 	}
 
@@ -171,7 +181,8 @@ func TestImageInspectDifferentValidReferencesForTheSameImage(t *testing.T) {
 							for _, id := range []string{"doesnotexist", "doesnotexist:either", "busybox:bogustag"} {
 								cmd := helpers.Command("image", "inspect", id+"@sha256:"+sha)
 								cmd.Run(&test.Expected{
-									Output: test.Equals(""),
+									ExitCode: 1,
+									Errors:   []error{fmt.Errorf("no such image: %s@sha256:%s", id, sha)},
 								})
 							}
 						},
@@ -192,7 +203,8 @@ func TestImageInspectDifferentValidReferencesForTheSameImage(t *testing.T) {
 							for _, id := range []string{"∞∞∞∞∞∞∞∞∞∞", "busybox:∞∞∞∞∞∞∞∞∞∞"} {
 								cmd := helpers.Command("image", "inspect", id)
 								cmd.Run(&test.Expected{
-									Output: test.Equals(""),
+									ExitCode: 1,
+									Errors:   []error{fmt.Errorf("invalid reference format: %s", id)},
 								})
 							}
 						},

cmd/nerdctl/ipfs/ipfs_simple_linux_test.go

@@ -175,11 +175,13 @@ func TestIPFSSimple(t *testing.T) {
 				helpers.Ensure("image", "encrypt", "--recipient=jwe:"+keyPair.Pub, data.Get(mainImageCIDKey), data.Identifier("encrypted"))
 				cmd := helpers.Command("image", "inspect", "--mode=native", "--format={{len .Index.Manifests}}", data.Identifier("encrypted"))
 				cmd.Run(&test.Expected{
-					Output: test.Equals("1\n"),
+					ExitCode: 1,
+					Output:   test.Equals("1\n"),
 				})
 				cmd = helpers.Command("image", "inspect", "--mode=native", "--format={{json (index .Manifest.Layers 0) }}", data.Identifier("encrypted"))
 				cmd.Run(&test.Expected{
-					Output: test.Contains("org.opencontainers.image.enc.keys.jwe"),
+					ExitCode: 1,
+					Output:   test.Contains("org.opencontainers.image.enc.keys.jwe"),
 				})
 
 				// Push the encrypted image and save the CID

pkg/cmd/image/inspect.go

@@ -18,6 +18,7 @@ package image
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"regexp"
 	"strings"
@@ -97,14 +98,15 @@ func Inspect(ctx context.Context, client *containerd.Client, identifiers []strin
 	defer cancel()
 
 	// Will hold the final answers
+	var errs []error
 	var entries []interface{}
 
 	snapshotter := containerdutil.SnapshotService(client, options.GOptions.Snapshotter)
 	// We have to query per provided identifier, as we need to post-process results for the case name + digest
 	for _, identifier := range identifiers {
 		candidateImageList, requestedName, requestedTag, err := inspectIdentifier(ctx, client, identifier)
 		if err != nil {
-			log.G(ctx).WithError(err).WithField("identifier", identifier).Error("failure calling inspect")
+			errs = append(errs, fmt.Errorf("%w: %s", err, identifier))
 			continue
 		}
 
@@ -185,6 +187,8 @@ func Inspect(ctx context.Context, client *containerd.Client, identifiers []strin
 			// Store our image
 			// foundImages[validatedDigest] = validatedImage
 			entries = append(entries, validatedImage)
+		} else {
+			errs = append(errs, fmt.Errorf("no such image: %s", identifier))
 		}
 	}
 
@@ -195,5 +199,9 @@ func Inspect(ctx context.Context, client *containerd.Client, identifiers []strin
 		}
 	}
 
+	if len(errs) > 0 {
+		return fmt.Errorf("%d errors:\n%w", len(errs), errors.Join(errs...))
+	}
+
 	return nil
 }