Add support of Helm client.

Related story: PROD-26890

Change-Id: I236e018d538bc836f22501190c6e3874bed4ac1c
diff --git a/kubernetes/_common.sls b/kubernetes/_common.sls
index 88a9fcd..b74a76a 100644
--- a/kubernetes/_common.sls
+++ b/kubernetes/_common.sls
@@ -296,3 +296,28 @@
     - archive_format: tar
     - if_missing: /opt/cni/bin/host-local
 {%- endif %}
+
+{%- if common.addons.get('helm', {'enabled': False}).enabled %}
+extract_helm:
+  archive.extracted:
+    - name: /tmp/helm
+    - source: {{ common.addons.helm.client.source }}
+    - source_hash: {{ common.addons.helm.client.hash }}
+    {%- if grains['saltversioninfo'] < [2017, 7] %}
+    - tar_options: xzf
+    {%- else %}
+    - options: xzf
+    {%- endif %}
+    - archive_format: tar
+    - keep: true
+
+/usr/local/bin/helm:
+  file.managed:
+  - source: /tmp/helm/linux-amd64/helm
+  - mode: 755
+  - owner: root
+  - group: root
+  - require:
+    - archive: extract_helm
+
+{%- endif %}
diff --git a/tests/pillar/master_cluster.sls b/tests/pillar/master_cluster.sls
index 6a6a85c..197ab52 100644
--- a/tests/pillar/master_cluster.sls
+++ b/tests/pillar/master_cluster.sls
@@ -23,6 +23,9 @@
       helm:
         enabled: true
         tiller_image: gcr.io/kubernetes-helm/tiller:v2.2.3
+        client:
+          source: https://storage.googleapis.com/kubernetes-helm/helm-v2.12.3-linux-amd64.tar.gz
+          hash: sha256=3425a1b37954dabdf2ba37d5d8a0bd24a225bb8454a06f12b115c55907809107
       netchecker:
         enabled: true
         namespace: netchecker
diff --git a/tests/pillar/master_contrail4_0.sls b/tests/pillar/master_contrail4_0.sls
index ce6e5ed..2d4c1c9 100644
--- a/tests/pillar/master_contrail4_0.sls
+++ b/tests/pillar/master_contrail4_0.sls
@@ -23,6 +23,9 @@
       helm:
         enabled: true
         tiller_image: gcr.io/kubernetes-helm/tiller:v2.2.3
+        client:
+          source: https://storage.googleapis.com/kubernetes-helm/helm-v2.12.3-linux-amd64.tar.gz
+          hash: sha256=3425a1b37954dabdf2ba37d5d8a0bd24a225bb8454a06f12b115c55907809107
       netchecker:
         enabled: true
         namespace: netchecker