bumper: Verify new release image exist

components.yaml

@@ -17,12 +17,14 @@ components:
     branch: main
     update-policy: latest
     metadata: v0.50.0-25-g5727cd1
+    image: quay.io/kubevirt/kubemacpool
   kubevirt-ipam-controller:
     url: https://github.com/kubevirt/ipam-extensions
     commit: e1c5d84f5604e4bf833d45d8e98b743fe6f31be3
     branch: main
     update-policy: tagged
     metadata: v0.6.0-rc1
+    image: quay.io/kubevirt/ipam-controller
   linux-bridge:
     url: https://github.com/containernetworking/plugins
     commit: c29dc79f96cd50452a247a4591443d2aac033429

tools/bumper/bumper.go

@@ -73,6 +73,11 @@ func main() {
 			exitWithError(errors.Wrapf(err, "Failed to get latest release version tag from %s", componentName))
 		}
 
+		if err := verifyNewReleaseTagImageExist(component.Image, updatedReleaseTag); err != nil {
+			exitWithError(errors.Wrapf(err, "Failed to verify image exist for component %q image %q updated release tag %q",
+				componentName, component.Image, updatedReleaseTag))
+		}
+
 		proposedPrTitle := fmt.Sprintf("bump %s to %s", componentName, updatedReleaseTag)
 		componentBumpNeeded, err := cnaoRepo.isComponentBumpNeeded(currentReleaseTag, updatedReleaseTag,
 			component.Updatepolicy, component.Metadata, proposedPrTitle)

tools/bumper/component_commands.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"os"
+	"os/exec"
 	"sort"
 	"strings"
 
@@ -143,6 +144,15 @@ func newGitRepo(componentName string, componentParams *component) (*gitRepo, err
 	}, nil
 }
 
+func verifyNewReleaseTagImageExist(componentImage, newReleaseTag string) error {
+	if componentImage == "" {
+		return nil
+	}
+	logger.Printf("Checking container image tag exist %q %q", componentImage, newReleaseTag)
+	return exec.Command("skopeo", "inspect", fmt.Sprintf("docker://%s:%s", componentImage, newReleaseTag)).Run()
+
+}
+
 // getCurrentReleaseTag gets the tag name of currently configured commit sha in this component.
 // since some tags are represented by the tag sha and not the commit sha, we also need to convert it to commit sha.
 func (componentOps *gitComponent) getCurrentReleaseTag() (string, error) {

tools/bumper/parser.go

@@ -15,6 +15,7 @@ type component struct {
 	Branch       string `yaml:"branch"`
 	Updatepolicy string `yaml:"update-policy"`
 	Metadata     string `yaml:"metadata"`
+	Image        string `yaml:"image"`
 }
 
 type componentsConfig struct {