add config to respect image pull policy

README.md

@@ -250,8 +250,8 @@ spec:
         operator: Exists
 
       repository: mumoshu/actions-runner-controller-ci
-      ImagePullPolicy: Always
       image: custom-image/actions-runner:latest
+      imagePullPolicy: Always
       resources:
         limits:
           cpu: "4.0"

api/v1alpha1/runner_types.go

@@ -48,6 +48,8 @@ type RunnerSpec struct {
 	// +optional
 	Image string `json:"image"`
 	// +optional
+	ImagePullPolicy corev1.PullPolicy `json:"imagePullPolicy,omitempty"`
+	// +optional
 	Env []corev1.EnvVar `json:"env,omitempty"`
 
 	// +optional

config/crd/bases/actions.summerwind.dev_runnerdeployments.yaml

@@ -3019,6 +3019,10 @@ spec:
                       type: array
                     image:
                       type: string
+                    imagePullPolicy:
+                      description: PullPolicy describes a policy for if/when to pull
+                        a container image
+                      type: string
                     imagePullSecrets:
                       items:
                         description: LocalObjectReference contains enough information

config/crd/bases/actions.summerwind.dev_runnerreplicasets.yaml

@@ -3006,6 +3006,10 @@ spec:
                       type: array
                     image:
                       type: string
+                    imagePullPolicy:
+                      description: PullPolicy describes a policy for if/when to pull
+                        a container image
+                      type: string
                     imagePullSecrets:
                       items:
                         description: LocalObjectReference contains enough information

config/crd/bases/actions.summerwind.dev_runners.yaml

@@ -2815,6 +2815,10 @@ spec:
               type: array
             image:
               type: string
+            imagePullPolicy:
+              description: PullPolicy describes a policy for if/when to pull a container
+                image
+              type: string
             imagePullSecrets:
               items:
                 description: LocalObjectReference contains enough information to let

controllers/runner_controller.go

@@ -261,6 +261,11 @@ func (r *RunnerReconciler) newPod(runner v1alpha1.Runner) (corev1.Pod, error) {
 		runnerImage = r.RunnerImage
 	}
 
+	runnerImagePullPolicy := runner.Spec.ImagePullPolicy
+	if runnerImagePullPolicy == "" {
+		runnerImagePullPolicy = corev1.PullAlways
+	}
+
 	env := []corev1.EnvVar{
 		{
 			Name:  "RUNNER_NAME",
@@ -298,7 +303,7 @@ func (r *RunnerReconciler) newPod(runner v1alpha1.Runner) (corev1.Pod, error) {
 				{
 					Name:            containerName,
 					Image:           runnerImage,
-					ImagePullPolicy: "Always",
+					ImagePullPolicy: runnerImagePullPolicy,
 					Env:             env,
 					EnvFrom:         runner.Spec.EnvFrom,
 					VolumeMounts: []corev1.VolumeMount{