Add support for netdata and alter how the password is pushed down to the server

2 files changed, 29 insertions, 5 deletions

diff --git a/defaults/main.yml b/defaults/main.yml
index 159b40b..910d691 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -1,4 +1,4 @@
 
-# postgres_pgpass: |
-#   # hostname:port:database:username:password
-#   *:*:*:postgres:my super secret password
+# Do note that this role does not set the password for you.
+
+# postgres_passwd: my super secret password
diff --git a/tasks/main.yml b/tasks/main.yml
index dd3dd98..cf8d734 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -28,7 +28,31 @@
     follow: false
 - name: Write pgpass for 'root'
   copy:
-    content: '{{postgres_pgpass}}'
+    content: |
+      # hostname:port:database:username:password
+      *:*:*:postgres:{{postgres_passwd}}
     dest: '/root/.pgpass'
     mode: '0600'
-  when: postgres_pgpass is defined
+  when: postgres_passwd is defined
+- name: Check if Netdata is installed
+  stat:
+    path: /opt/netdata
+  register: nd
+- name: Write postgres configuration for Netdata
+  copy:
+    content: |
+      socket:
+        name: 'local'
+        user: 'postgres'
+        database: 'postgres'
+        {% if postgres_passwd is defined %}password: {{postgres_passwd}}
+        {% endif %}
+    mode: '0600'
+    dest: /opt/netdata/etc/netdata/python.d/postgres.conf
+    owner: 'netdata'
+  when: nd is defined and nd.stat.exists
+- name: Install the required python modules
+  apk:
+    name: py3-psycopg2
+    state: present
+  when: nd is defined and nd.stat.exists