feat: add 'imagePullPolicy' parameter for 'goctl kube deploy' (#1996)

tools/goctl/kube/cmd.go

@@ -22,6 +22,7 @@ var (
 	varStringRemote          string
 	varStringBranch          string
 	varStringServiceAccount  string
+	varStringImagePullPolicy string
 
 	// Cmd describes a kube command.
 	Cmd = &cobra.Command{
@@ -52,6 +53,7 @@ func init() {
 	deployCmd.Flags().IntVar(&varIntNodePort, "nodePort", 0, "The nodePort of the deployment to expose")
 	deployCmd.Flags().IntVar(&varIntMinReplicas, "minReplicas", 3, "The min replicas to deploy")
 	deployCmd.Flags().IntVar(&varIntMaxReplicas, "maxReplicas", 10, "The max replicas to deploy")
+	deployCmd.Flags().StringVar(&varStringImagePullPolicy, "imagePullPolicy", "", "Image pull policy. One of Always, Never, IfNotPresent")
 
 	deployCmd.Flags().StringVar(&varStringHome, "home", "", "The goctl home path of the template, "+
 		"--home and --remote cannot be set at the same time, if they are, --remote has higher priority")

tools/goctl/kube/deployment.tpl

@@ -20,7 +20,8 @@ spec:
       containers:
       - name: {{.Name}}
         image: {{.Image}}
-        lifecycle:
+        {{if .ImagePullPolicy}}imagePullPolicy: {{.ImagePullPolicy}}
+        {{end}}lifecycle:
           preStop:
             exec:
               command: ["sh","-c","sleep 5"]

tools/goctl/kube/kube.go

@@ -45,6 +45,7 @@ type Deployment struct {
 	MinReplicas     int
 	MaxReplicas     int
 	ServiceAccount  string
+	ImagePullPolicy string
 }
 
 // DeploymentCommand is used to generate the kubernetes deployment yaml files.
@@ -98,6 +99,7 @@ func deploymentCommand(_ *cobra.Command, _ []string) error {
 		MinReplicas:     varIntMinReplicas,
 		MaxReplicas:     varIntMaxReplicas,
 		ServiceAccount:  varStringServiceAccount,
+		ImagePullPolicy: varStringImagePullPolicy,
 	})
 	if err != nil {
 		return err