Adding support for helm plugins

Proprietary plugins can be used along with helm, in addition
to that building of local helm repository can be achieved by
using different target or list of targets.

Change-Id: If421133b9cc8bcfa47c3e7c14e6712520231e39c
Signed-off-by: Michal Ptacek <m.ptacek@partner.samsung.com>
Issue-ID: OOM-1589

3 files changed, 37 insertions, 2 deletions

diff --git a/ansible/group_vars/all.yml b/ansible/group_vars/all.yml
index 425f4f14..0a73b637 100755
--- a/ansible/group_vars/all.yml
+++ b/ansible/group_vars/all.yml
@@ -105,6 +105,18 @@ app_helm_charts_infra_directory:
 # e.g. app_helm_chart_name: onap
 app_helm_chart_name:
 
+# Targets for helm charts repository build
+# e.g. for ONAP Casablanca
+# app_helm_build_targets:
+#   - all
+#   - onap
+app_helm_build_targets:
+
+# Directory with helm plugins
+# It's an optional parameter used e.g. in OOM Casablanca
+# app_helm_plugins_directory: "{{ app_helm_charts_infra_directory}}/kubernetes/helm/plugins/"
+app_helm_plugins_directory:
+
 # Helm release name (visible in POD names) used by Helm
 # e.g. app_helm_release_name: "{{ project_configuration }}"
 app_helm_release_name:
diff --git a/ansible/roles/application-install/tasks/install.yml b/ansible/roles/application-install/tasks/install.yml
index 7ff6b62c..d385b448 100644
--- a/ansible/roles/application-install/tasks/install.yml
+++ b/ansible/roles/application-install/tasks/install.yml
@@ -30,10 +30,11 @@
 - name: Helm Add Repo
   command: "{{ helm_bin_dir }}/helm repo add {{ helm_repository_name }} {{ helm_repository_url }}"
 
-- name: Helm Make All
+- name: Build local helm repository
   make:
     chdir: "{{ app_helm_charts_infra_directory }}"
-    target: all
+    target: "{{ item }}"
+  with_items: "{{ app_helm_build_targets }}"
   environment:
     PATH: "{{ helm_bin_dir }}:{{ ansible_env.PATH }}"
 
diff --git a/ansible/roles/application-install/tasks/pre-install.yml b/ansible/roles/application-install/tasks/pre-install.yml
index b782ca76..88a95ea6 100644
--- a/ansible/roles/application-install/tasks/pre-install.yml
+++ b/ansible/roles/application-install/tasks/pre-install.yml
@@ -17,7 +17,29 @@
         src: "{{ app_helm_charts_install_directory }}.tgz"
         dest: "{{ app_helm_charts_infra_directory }}"
 
+
+- name: Install helm plugins if needed
+  block:
+     - name: Ensure that dir for helm plugins exists
+       file:
+         path: "~/.helm/plugins"
+         state: directory
+         mode: 0755
+     - name: Register all plugins to be inserted by dir names
+       find:
+         paths: "{{ app_helm_plugins_directory }}"
+         file_type: "directory"
+       register: list_of_plugins
+     - name: Install all helm plugins from {{ app_helm_plugins_directory }} dir
+       command: "{{ helm_bin_dir }}/helm plugin install {{ item.path }}"
+       with_items: "{{ list_of_plugins.files }}"
+       register: helm_plugin_install_result
+       failed_when: "helm_plugin_install_result.rc > 0 and helm_plugin_install_result.stderr != 'Error: plugin already exists'"
+  become: true
+  when: app_helm_plugins_directory is defined and app_helm_plugins_directory is not none
+
 - name: "Execute custome role {{ application_pre_install_role }} if defined."
   include_tasks: custom_role.yml
   vars:
     application_custom_role: "{{ application_pre_install_role }}"
+