Make clusterssh work by adding emergency group and make sure it doesn't overwrite existing lines.

Author: nickygerritsen

provision-contest/ansible/hosts.example

@@ -39,6 +39,10 @@ domjudge-analyst    ansible_host=172.29.1.240
 [online-domserver]
 domjudge-aws ansible_host=0.0.0.0
 
+[emergency:children]
+wf46-emergency
+wf47-emergency
+
 [judgehost:children]
 wf46-judgehost
 wf47-judgehost

provision-contest/ansible/roles/clusterssh/tasks/main.yml

@@ -12,7 +12,7 @@
   become_user: domjudge
   lineinfile:
     dest: /home/domjudge/.clusterssh/clusters
-    regexp: '^all'
+    regexp: '^all '
     line: "all {{ groups['all'] | join(' ') }}"
     create: true
     mode: 0644
@@ -22,7 +22,7 @@
   become_user: domjudge
   lineinfile:
     dest: /home/domjudge/.clusterssh/clusters
-    regexp: '^{{ item }}s'
+    regexp: '^{{ item }}s '
     line: "{{ item }}s {{ groups[item] | join(' ') }}"
     create: true
     mode: 0644