Rsync support for elements and scripts directory

nodepool_project_config_dir should contain the path of adirectory which
has both elements/ and scripts/ sub directories.

Change-Id: I3a3d2ba225f15cf785da327905915053b04340ea
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

README.rst

@@ -43,6 +43,10 @@ Role Variables
     # Default: /var/lib/nodepool
     nodepool_user_home: /var/lib/nodepool
 
+    # Path to folder containing elements/ and scripts/ used by nodepool.
+    # Default: ""
+    nodepool_project_config_dir: ""
+
 Dependencies
 ------------
 

defaults/main.yaml

@@ -17,13 +17,16 @@ nodepool_user_name: nodepool
 nodepool_user_group: "{{ nodepool_user_name }}"
 nodepool_user_home: "/var/lib/{{ nodepool_user_name }}"
 
+nodepool_project_config_dir: ""
+nodepool_project_config_dir_dest: /etc/nodepool/config
+
 nodepool_config_database_dburi: "sqlite:///{{ nodepool_user_home }}/nodepool.db"
-nodepool_config_elements_dir: /etc/nodepool/elements
+nodepool_config_elements_dir: "{{ nodepool_project_config_dir_dest }}/elements"
 nodepool_config_gearman_servers: []
 nodepool_config_images_dir: /opt/nodepool/images
 nodepool_config_log_config: /etc/nodepool/logging.conf
 nodepool_config_secure_config: /etc/nodepool/secure.conf
-nodepool_config_scripts_dir: /etc/nodepool/scripts
+nodepool_config_scripts_dir: "{{ nodepool_project_config_dir_dest }}/scripts"
 nodepool_config_zmq_publishers: []
 
 nodepool_file_logging_conf: etc/nodepool/logging.conf

tasks/config.yaml

@@ -67,3 +67,24 @@
     dest: "{{ nodepool_config_log_config }}"
     src: "{{ nodepool_file_logging_conf }}"
   notify: Restart nodepool
+
+- name: Create nodepool project config directory.
+  file:
+    group: "{{ ansible_ssh_user }}"
+    mode: 0755
+    owner: "{{ ansible_ssh_user }}"
+    path: "{{ item }}"
+    state: directory
+  with_items:
+    - "{{ nodepool_project_config_dir_dest }}"
+
+- name: Rsync nodepool project config directory.
+  sudo: no
+  synchronize:
+    dest: "{{ nodepool_project_config_dir_dest }}"
+    src: "{{ nodepool_project_config_dir }}"
+    rsync_opts:
+      - '--chmod=Du=rwx,Dg=rx,Do=rx,Fu=rw,Fg=r,Fo=r'
+      - '--delete'
+  when: nodepool_project_config_dir != ""
+  notify: Restart nodepool

tests/test.yaml

@@ -42,6 +42,27 @@
         that:
           - nodepool_user_home_getent.stdout == '/var/lib/nodepool'
 
+    - name: Register nodepool_project_config_dir_dest_stat.
+      stat:
+        path: /etc/nodepool/config
+      register: nodepool_project_config_dir_dest_stat
+
+    - name: Assert nodepool_project_config_dir_dest tests.
+      assert:
+        that:
+          - nodepool_project_config_dir_dest_stat.stat.exists
+          - nodepool_project_config_dir_dest_stat.stat.isdir
+            # NOTE(pabelanger): This means we are hardcoded to the
+            # openstack-infra jenkins user in nodepool.
+          - nodepool_project_config_dir_dest_stat.stat.pw_name == 'jenkins'
+          - nodepool_project_config_dir_dest_stat.stat.gr_name == 'jenkins'
+          - nodepool_project_config_dir_dest_stat.stat.mode == '0755'
+
+    - name: Ensure /etc/nodepool/config is empty.
+      shell: "ls -1 /etc/nodepool/config | wc -l"
+      register: result
+      failed_when: result.stdout != "0"
+
     - name: Register nodepool_user_home_stat.
       stat:
         path: /var/lib/nodepool