cmd/kernels: Replace --ci with --repo

Allow the user to provide the repo and provide examples for the CI
repository, rather than hardcoding lvh org OCI repos and CI flag.

Signed-off-by: Joe Stringer <joe@isovalent.com>

cmd/lvh/kernels/catalog.go

@@ -16,12 +16,14 @@ const (
 
 	kernelTagRegex = `^(.+)-([0-9]+\.[0-9]+|main)$`
 
-	ciCommand = "ci"
-	ciHelp    = "use CI repositories instead of main ones"
+	repoCommand = "repo"
+	repoHelp    = "specify the OCI repository to pull the image from"
 )
 
 func catalogCommand() *cobra.Command {
-	var ci bool
+	var (
+		repo string
+	)
 
 	cmd := &cobra.Command{
 		Use:   "catalog [version]",
@@ -36,15 +38,13 @@ Examples:
   lvh kernels catalog 6.6
 
   # Retrieve the latest tags available for version bpf-next
-  lvh kernels catalog bpf-next | tail -n 2`,
+  lvh kernels catalog bpf-next | tail -n 2
+
+  # Retrieve the latest CI-generated images for version bpf-next
+  lvh kernels catalog bpf-next --repo quay.io/lvh-images/kernel-images-ci`,
 		RunE: func(cmd *cobra.Command, args []string) error {
 			re := regexp.MustCompile(kernelTagRegex)
 
-			repo := kernelImageRepository
-			if ci {
-				repo = fmt.Sprintf("%s-ci", repo)
-			}
-
 			rawTagList, err := crane.ListTags(repo)
 			if err != nil {
 				return err
@@ -97,7 +97,7 @@ Examples:
 		},
 	}
 
-	cmd.Flags().BoolVar(&ci, ciCommand, false, ciHelp)
+	cmd.Flags().StringVar(&repo, repoCommand, kernelImageRepository, repoHelp)
 
 	return cmd
 }

cmd/lvh/kernels/pull.go

@@ -16,8 +16,10 @@ import (
 )
 
 func pullCommand() *cobra.Command {
-	var platform string
-	var ci bool
+	var (
+		platform string
+		repo     string
+	)
 
 	cmd := &cobra.Command{
 		Use:   "pull <tag>",
@@ -38,7 +40,10 @@ Examples:
   lvh kernels pull 5.10-main --dir mykernels
 
   # Pull the latest tags available for version 5.15 without using 5.15-main
-  lvh kernels pull $(lvh kernels catalog 5.15 | tail -n 2 | head -n 1)`,
+  lvh kernels pull $(lvh kernels catalog 5.15 | tail -n 2 | head -n 1)
+
+  # Pull the latest CI-generated images for version bpf-next
+  lvh kernels pull bpf-next-main --repo quay.io/lvh-images/kernel-images-ci`,
 		Args: cobra.ExactArgs(1),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			re := regexp.MustCompile(kernelTagRegex)
@@ -52,11 +57,6 @@ Examples:
 				return fmt.Errorf("platform is malformed, it must be <os>/<arch>: %s", platform)
 			}
 
-			repo := kernelImageRepository
-			if ci {
-				repo = fmt.Sprintf("%s-ci", repo)
-			}
-
 			srcImage := fmt.Sprintf("%s:%s", repo, args[0])
 			dstTarFile := fmt.Sprintf("%s.tar", args[0])
 
@@ -78,7 +78,7 @@ Examples:
 
 	cmd.Flags().StringVarP(&platform, "platform", "p", runtime.GOOS+"/"+runtime.GOARCH, "platform for the kernel image <os>/<arch>")
 	cmd.Flags().StringVarP(&dirName, dirNameCommand, "d", ".", dirNameHelp)
-	cmd.Flags().BoolVar(&ci, ciCommand, false, ciHelp)
+	cmd.Flags().StringVar(&repo, repoCommand, kernelImageRepository, repoHelp)
 
 	return cmd
 }