Run helm3 linter in check

This change adds a helm3 linter to the zuul check job list. The job
currently emits some warnings, these will be cleared up in future
changes.

Change-Id: I4d74ba5464e9e3d78b95298e9778b99f1b387fcd

tools/gate/playbooks/helm3-linter.yaml

@@ -0,0 +1,40 @@
+---
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# TODO(gagehugo): Put this in osh-infra and run it from there
+
+- hosts: all
+  tasks:
+    - name: install helm3
+      become_user: root
+      shell: |
+        TMP_DIR=$(mktemp -d)
+        curl -sSL https://get.helm.sh/helm-${HELM_VERSION}-linux-amd64.tar.gz | tar -zxv --strip-components=1 -C ${TMP_DIR}
+        sudo mv ${TMP_DIR}/helm /usr/bin/helm
+        rm -rf ${TMP_DIR}
+      environment:
+        HELM_VERSION: "v3.6.3"
+      args:
+        executable: /bin/bash
+
+    - name: updates the requirements due to the lack of helm serve in helm 3
+      shell: |
+        find "{{ zuul.project.src_dir }}" -type f -name "requirements.yaml" -exec sed -i "s#http://localhost:8879/charts#https://tarballs.opendev.org/openstack/openstack-helm-infra#g" {} \;
+      args:
+        executable: /bin/bash
+
+    - name: make all
+      make:
+        chdir: "{{ zuul.project.src_dir }}"
+        target: all
+...

zuul.d/jobs-openstack-helm.yaml

@@ -29,6 +29,16 @@
       - ^.*\.py$
     nodeset: openstack-helm-single-node
 
+- job:
+    name: openstack-helm-helm3-lint
+    nodeset: ubuntu-focal
+    run: tools/gate/playbooks/helm3-linter.yaml
+    required-projects:
+      - openstack/openstack-helm-infra
+    irrelevant-files:
+      - ^.*\.rst$
+      - ^doc/.*$
+
 - job:
     name: openstack-helm-chart-deploy
     parent: openstack-helm-infra-functional

zuul.d/project.yaml

@@ -25,6 +25,7 @@
     check:
       jobs:
         - openstack-helm-lint
+        - openstack-helm-helm3-lint
         - openstack-helm-bandit
         - openstack-helm-cinder-train-ubuntu_bionic
         - openstack-helm-cinder-ussuri-ubuntu_bionic