[k8s] Introduce helm_client_tag label.

Added label helm_client_tag to allow user to specify helm client
container version.

Task: 39294
Story: 2007514

Change-Id: I5d1cf238511951ac4a1849ca66b74dc747865391
Signed-off-by: Diogo Guerra <diogo.filipe.tomas.guerra@cern.ch>

doc/source/user/index.rst

@@ -1469,6 +1469,12 @@ _`tiller_namespace`
   Configure in which namespace tiller is going to be installed.
   Default: magnum-tiller
 
+_`helm_client_tag`
+  The version of the helm client to use.
+  The image can be stored in a private registry and the
+  cluster can pull it using the container_infra_prefix label.
+  Default: dev
+
 _`master_lb_floating_ip_enabled`
   Controls if Magnum allocates floating IP for the load balancer of master
   nodes. This label only takes effect when the template property

magnum/drivers/common/templates/kubernetes/fragments/write-heat-params-master.sh

@@ -117,6 +117,7 @@ EXTERNAL_NETWORK_ID="$EXTERNAL_NETWORK_ID"
 TILLER_ENABLED="$TILLER_ENABLED"
 TILLER_TAG="$TILLER_TAG"
 TILLER_NAMESPACE="$TILLER_NAMESPACE"
+HELM_CLIENT_TAG="$HELM_CLIENT_TAG"
 NODE_PROBLEM_DETECTOR_TAG="$NODE_PROBLEM_DETECTOR_TAG"
 NGINX_INGRESS_CONTROLLER_TAG="$NGINX_INGRESS_CONTROLLER_TAG"
 NGINX_INGRESS_CONTROLLER_CHART_TAG="$NGINX_INGRESS_CONTROLLER_CHART_TAG"

magnum/drivers/common/templates/kubernetes/helm/ingress-nginx.sh

@@ -214,7 +214,7 @@ spec:
       serviceAccountName: tiller
       containers:
       - name: config-helm
-        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:dev
+        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:${HELM_CLIENT_TAG}
         command:
         - bash
         args:

magnum/drivers/common/templates/kubernetes/helm/metrics-server.sh

@@ -67,7 +67,7 @@ spec:
       serviceAccountName: tiller
       containers:
       - name: config-helm
-        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:dev
+        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:${HELM_CLIENT_TAG}
         command:
         - bash
         args:

magnum/drivers/common/templates/kubernetes/helm/prometheus-adapter.sh

@@ -89,7 +89,7 @@ spec:
       serviceAccountName: tiller
       containers:
       - name: config-helm
-        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:dev
+        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:${HELM_CLIENT_TAG}
         command:
         - bash
         args:

magnum/drivers/common/templates/kubernetes/helm/prometheus-operator.sh

@@ -170,7 +170,7 @@ spec:
       serviceAccountName: tiller
       containers:
       - name: config-helm
-        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:dev
+        image: ${CONTAINER_INFRA_PREFIX:-docker.io/openstackmagnum/}helm-client:${HELM_CLIENT_TAG}
         command:
         - bash
         args:

magnum/drivers/heat/k8s_fedora_template_def.py

@@ -106,6 +106,7 @@ class K8sFedoraTemplateDefinition(k8s_template_def.K8sTemplateDefinition):
                       'tiller_enabled',
                       'tiller_tag',
                       'tiller_namespace',
+                      'helm_client_tag',
                       'traefik_ingress_controller_tag',
                       'node_problem_detector_tag',
                       'nginx_ingress_controller_tag',

magnum/drivers/k8s_fedora_atomic_v1/templates/kubecluster.yaml

@@ -728,6 +728,11 @@ parameters:
     description: namespace where tiller will be installed.
     default: "magnum-tiller"
 
+  helm_client_tag:
+    type: string
+    description: tag of helm container
+    default: "dev"
+
   auto_healing_enabled:
     type: boolean
     description: >
@@ -1207,6 +1212,7 @@ resources:
           tiller_enabled: {get_param: tiller_enabled}
           tiller_tag: {get_param: tiller_tag}
           tiller_namespace: {get_param: tiller_namespace}
+          helm_client_tag: {get_param: helm_client_tag}
           node_problem_detector_tag: {get_param: node_problem_detector_tag}
           nginx_ingress_controller_tag: {get_param: nginx_ingress_controller_tag}
           nginx_ingress_controller_chart_tag: {get_param: nginx_ingress_controller_chart_tag}

magnum/drivers/k8s_fedora_atomic_v1/templates/kubemaster.yaml

@@ -504,6 +504,10 @@ parameters:
     type: string
     description: namespace where tiller will be installed
 
+  helm_client_tag:
+    type: string
+    description: tag of helm container
+
   auto_healing_enabled:
     type: boolean
     description: >
@@ -792,6 +796,7 @@ resources:
                   "$TILLER_ENABLED": {get_param: tiller_enabled}
                   "$TILLER_TAG": {get_param: tiller_tag}
                   "$TILLER_NAMESPACE": {get_param: tiller_namespace}
+                  "$HELM_CLIENT_TAG": {get_param: helm_client_tag}
                   "$NODE_PROBLEM_DETECTOR_TAG": {get_param: node_problem_detector_tag}
                   "$NGINX_INGRESS_CONTROLLER_TAG": {get_param: nginx_ingress_controller_tag}
                   "$NGINX_INGRESS_CONTROLLER_CHART_TAG": {get_param: nginx_ingress_controller_chart_tag}

magnum/drivers/k8s_fedora_coreos_v1/templates/kubecluster.yaml

@@ -728,6 +728,11 @@ parameters:
     description: namespace where tiller will be installed.
     default: "magnum-tiller"
 
+  helm_client_tag:
+    type: string
+    description: tag of helm container
+    default: "dev"
+
   auto_healing_enabled:
     type: boolean
     description: >
@@ -1219,6 +1224,7 @@ resources:
           tiller_enabled: {get_param: tiller_enabled}
           tiller_tag: {get_param: tiller_tag}
           tiller_namespace: {get_param: tiller_namespace}
+          helm_client_tag: {get_param: helm_client_tag}
           node_problem_detector_tag: {get_param: node_problem_detector_tag}
           nginx_ingress_controller_tag: {get_param: nginx_ingress_controller_tag}
           nginx_ingress_controller_chart_tag: {get_param: nginx_ingress_controller_chart_tag}

magnum/drivers/k8s_fedora_coreos_v1/templates/kubemaster.yaml

@@ -508,6 +508,10 @@ parameters:
     type: string
     description: namespace where tiller will be installed
 
+  helm_client_tag:
+    type: string
+    description: tag of helm container
+
   auto_healing_enabled:
     type: boolean
     description: >
@@ -803,6 +807,7 @@ resources:
                   "$TILLER_ENABLED": {get_param: tiller_enabled}
                   "$TILLER_TAG": {get_param: tiller_tag}
                   "$TILLER_NAMESPACE": {get_param: tiller_namespace}
+                  "$HELM_CLIENT_TAG": {get_param: helm_client_tag}
                   "$NODE_PROBLEM_DETECTOR_TAG": {get_param: node_problem_detector_tag}
                   "$NGINX_INGRESS_CONTROLLER_TAG": {get_param: nginx_ingress_controller_tag}
                   "$NGINX_INGRESS_CONTROLLER_CHART_TAG": {get_param: nginx_ingress_controller_chart_tag}

magnum/tests/unit/drivers/test_template_definition.py

@@ -567,6 +567,8 @@ class AtomicK8sTemplateDefinitionTestCase(BaseK8sTemplateDefinitionTestCase):
             'tiller_tag')
         tiller_namespace = mock_cluster.labels.get(
             'tiller_namespace')
+        helm_client_tag = mock_cluster.labels.get(
+            'helm_client_tag')
         npd_tag = mock_cluster.labels.get('node_problem_detector_tag')
         traefik_ingress_controller_tag = mock_cluster.labels.get(
             'traefik_ingress_controller_tag')
@@ -687,6 +689,7 @@ class AtomicK8sTemplateDefinitionTestCase(BaseK8sTemplateDefinitionTestCase):
             'tiller_enabled': tiller_enabled,
             'tiller_tag': tiller_tag,
             'tiller_namespace': tiller_namespace,
+            'helm_client_tag': helm_client_tag,
             'node_problem_detector_tag': npd_tag,
             'auto_healing_enabled': auto_healing_enabled,
             'auto_healing_controller': auto_healing_controller,
@@ -1070,6 +1073,8 @@ class AtomicK8sTemplateDefinitionTestCase(BaseK8sTemplateDefinitionTestCase):
             'tiller_tag')
         tiller_namespace = mock_cluster.labels.get(
             'tiller_namespace')
+        helm_client_tag = mock_cluster.labels.get(
+            'helm_client_tag')
         npd_tag = mock_cluster.labels.get('node_problem_detector_tag')
         traefik_ingress_controller_tag = mock_cluster.labels.get(
             'traefik_ingress_controller_tag')
@@ -1192,6 +1197,7 @@ class AtomicK8sTemplateDefinitionTestCase(BaseK8sTemplateDefinitionTestCase):
             'tiller_enabled': tiller_enabled,
             'tiller_tag': tiller_tag,
             'tiller_namespace': tiller_namespace,
+            'helm_client_tag': helm_client_tag,
             'node_problem_detector_tag': npd_tag,
             'auto_healing_enabled': auto_healing_enabled,
             'auto_healing_controller': auto_healing_controller,

releasenotes/notes/helm_client_label-1d6e70dfcf8ecd0d.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Added label helm_client_tag to allow user to specify helm client container version.