cli: add update command

Signed-off-by: Abiola Ibrahim <git@abiosoft.com>

Author: abiosoft

app/app.go

@@ -33,6 +33,7 @@ type App interface {
 	Status(extended bool) error
 	Version() error
 	Runtime() (string, error)
+	Update() error
 	Kubernetes() (environment.Container, error)
 }
 
@@ -454,6 +455,25 @@ func (c colimaApp) Active() bool {
 	return c.guest.Running(context.Background())
 }
 
+func (c *colimaApp) Update() error {
+	ctx := context.Background()
+	if !c.guest.Running(ctx) {
+		return fmt.Errorf("%s is not running", config.CurrentProfile().DisplayName)
+	}
+
+	runtime, err := c.currentRuntime(ctx)
+	if err != nil {
+		return err
+	}
+
+	container, err := c.containerEnvironment(runtime)
+	if err != nil {
+		return err
+	}
+
+	return container.Update(ctx)
+}
+
 func generateSSHConfig(modifySSHConfig bool) error {
 	instances, err := limautil.Instances()
 	if err != nil {

cmd/root/root.go

@@ -22,13 +22,14 @@ var rootCmd = &cobra.Command{
 		switch cmd.Name() {
 
 		// special case handling for commands directly interacting with the VM
-		// start, stop, restart, delete, status, version, ssh-config
+		// start, stop, restart, delete, status, version, update, ssh-config
 		case "start",
 			"stop",
 			"restart",
 			"delete",
 			"status",
 			"version",
+			"update",
 			"ssh-config":
 
 			// if an arg is passed, assume it to be the profile (provided --profile is unset)

cmd/update.go

@@ -0,0 +1,22 @@
+package cmd
+
+import (
+	"github.com/abiosoft/colima/cmd/root"
+	"github.com/spf13/cobra"
+)
+
+// statusCmd represents the status command
+var updateCmd = &cobra.Command{
+	Use:     "update [profile]",
+	Aliases: []string{"u", "up"},
+	Short:   "update the container runtime",
+	Long:    `Update the current container runtime.`,
+	Args:    cobra.MaximumNArgs(1),
+	RunE: func(cmd *cobra.Command, args []string) error {
+		return newApp().Update()
+	},
+}
+
+func init() {
+	root.Cmd().AddCommand(updateCmd)
+}

environment/container.go

@@ -22,6 +22,8 @@ type Container interface {
 	Stop(ctx context.Context) error
 	// Teardown tears down/uninstall the container runtime.
 	Teardown(ctx context.Context) error
+	// Update the container runtime.
+	Update(ctx context.Context) error
 	// Version returns the container runtime version.
 	Version(ctx context.Context) string
 	// Running returns if the container runtime is currently running.

environment/container/containerd/containerd.go

@@ -101,3 +101,7 @@ func (c containerdRuntime) Version(ctx context.Context) string {
 	version, _ := c.guest.RunOutput("sudo", "nerdctl", "version", "--format", `client: {{.Client.Version}}{{printf "\n"}}server: {{(index .Server.Components 0).Version}}`)
 	return version
 }
+
+func (c *containerdRuntime) Update(ctx context.Context) error {
+	return nil
+}

environment/container/docker/docker.go

@@ -133,3 +133,11 @@ func (d dockerRuntime) Version(ctx context.Context) string {
 	version, _ := d.host.RunOutput("docker", "version", "--format", `client: v{{.Client.Version}}{{printf "\n"}}server: v{{.Server.Version}}`)
 	return version
 }
+
+func (d *dockerRuntime) Update(ctx context.Context) error {
+	return d.guest.Run(
+		"sh",
+		"-c",
+		"sudo apt-get -qq update -y && sudo apt-get -qq install -y --allow-change-held-packages docker-ce docker-ce-cli containerd.io",
+	)
+}

environment/container/incus/incus.go

@@ -278,3 +278,11 @@ type networkInfo struct {
 	Managed bool   `json:"managed"`
 	Type    string `json:"type"`
 }
+
+func (c *incusRuntime) Update(ctx context.Context) error {
+	return c.guest.Run(
+		"sh",
+		"-c",
+		"sudo apt-get -qq update -y && sudo apt-get -qq install -y --allow-change-held-packages incus incus-base incus-client incus-extra incus-ui-canonical",
+	)
+}

environment/container/kubernetes/kubernetes.go

@@ -263,3 +263,8 @@ func (c kubernetesRuntime) Version(context.Context) string {
 	version, _ := c.host.RunOutput("kubectl", "--context", config.CurrentProfile().ID, "version", "--short")
 	return version
 }
+
+func (c *kubernetesRuntime) Update(ctx context.Context) error {
+	// update not supported
+	return nil
+}