bodhi2: Install a fedmsg-hub.service drop-in that runs it as the masher

roles/bodhi2/backend/files/fedmsg-hub.conf

@@ -0,0 +1,2 @@
+[Service]
+User=masher

roles/bodhi2/backend/tasks/main.yml

@@ -232,3 +232,22 @@
 
 - name: make a mnt/koji link
   file: state=link src=/mnt/fedora_koji/koji dest=/mnt/koji
+
+- name: create the /usr/lib/systemd/system/fedmsg-hub.service.d drop-in directory
+  file: path=/usr/lib/systemd/system/fedmsg-hub.service.d state=directory mode=0755
+  tags:
+  - config
+  - bodhi
+
+- name: install a femdsg-hub.service drop-in to run it as the masher
+  copy: >
+    src="fedmsg-hub.conf"
+    dest="/usr/lib/systemd/system/fedmsg-hub.service.d/fedmsg-hub.conf"
+    owner=root
+    group=root
+    mode=0644
+  notify:
+  - restart httpd
+  tags:
+  - bodhi
+  - config