runtime: add WithVolume options and k8s support (#2032)

* runtime: add WithVolume option

* Fix pointer

* k8s: fix template

* k8s: fix template

* k8s: fix template

runtime/kubernetes/service.go

@@ -119,6 +119,20 @@ func newService(s *runtime.Service, c runtime.CreateOptions) *service {
 		kdeploy.Spec.Template.PodSpec.Containers[0].Resources = &client.ResourceRequirements{Limits: resLimits}
 	}
 
+	// mount volumes
+	var volumes []client.Volume
+	var mounts []client.VolumeMount
+	for name, path := range c.Volumes {
+		volumes = append(volumes, client.Volume{
+			Name:                  name,
+			PersistentVolumeClaim: client.PersistentVolumeClaimVolumeSource{ClaimName: name},
+		})
+
+		mounts = append(mounts, client.VolumeMount{Name: name, MountPath: path})
+	}
+	kdeploy.Spec.Template.PodSpec.Volumes = volumes
+	kdeploy.Spec.Template.PodSpec.Containers[0].VolumeMounts = mounts
+
 	return &service{
 		Service:  s,
 		kservice: kservice,

runtime/options.go

@@ -86,6 +86,8 @@ type CreateOptions struct {
 	Secrets map[string]string
 	// Resources to allocate the service
 	Resources *Resources
+	// Volumes to mount
+	Volumes map[string]string
 }
 
 // ReadOptions queries runtime services
@@ -178,6 +180,17 @@ func WithOutput(out io.Writer) CreateOption {
 	}
 }
 
+// WithVolume adds a volume to be mounted
+func WithVolume(name, path string) CreateOption {
+	return func(o *CreateOptions) {
+		if o.Volumes == nil {
+			o.Volumes = map[string]string{name: path}
+		} else {
+			o.Volumes[name] = path
+		}
+	}
+}
+
 // ResourceLimits sets the resources for the service to use
 func ResourceLimits(r *Resources) CreateOption {
 	return func(o *CreateOptions) {