Add automatic deprovisioning support, only enabled for openshift

* Implement a config watcher for service restarts
* If the configmap bind point changes then restart all services

installer/image_build/files/supervisor.conf

@@ -41,6 +41,15 @@ priority=5
 
 # TODO: Exit Handler
 
+[eventlistener:awx-config-watcher]
+command=/usr/bin/config-watcher
+stderr_logfile=/dev/stdout
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+events=TICK_60
+priority=0
+
 [unix_http_server]
 file=/tmp/supervisor.sock
 

installer/image_build/files/supervisor_task.conf

@@ -43,6 +43,15 @@ priority=5
 
 # TODO: Exit Handler
 
+[eventlistener:awx-config-watcher]
+command=/usr/bin/config-watcher
+stderr_logfile=/dev/stdout
+stderr_logfile_maxbytes=0
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+events=TICK_60
+priority=0
+
 [unix_http_server]
 file=/tmp/supervisor.sock
 

installer/image_build/tasks/main.yml

@@ -163,6 +163,12 @@
     dest: "{{ docker_base_path }}/requirements"
   delegate_to: localhost
 
+- name: Stage config watcher
+  copy:
+    src: ../tools/scripts/config-watcher
+    dest: "{{ docker_base_path }}/config-watcher"
+  delegate_to: localhost
+
 - name: Stage Makefile
   copy:
     src: ../Makefile

installer/image_build/templates/Dockerfile.j2

@@ -22,6 +22,7 @@ ADD requirements/requirements_ansible.txt \
     requirements/requirements_git.txt \
     /tmp/requirements/
 ADD ansible.repo /etc/yum.repos.d/ansible.repo
+ADD config-watcher /usr/bin/config-watcher
 ADD RPM-GPG-KEY-ansible-release /etc/pki/rpm-gpg/RPM-GPG-KEY-ansible-release
 # OS Dependencies
 WORKDIR /tmp
@@ -50,7 +51,7 @@ ADD supervisor.conf /supervisor.conf
 ADD supervisor_task.conf /supervisor_task.conf
 ADD launch_awx.sh /usr/bin/launch_awx.sh
 ADD launch_awx_task.sh /usr/bin/launch_awx_task.sh
-RUN chmod +rx /usr/bin/launch_awx.sh && chmod +rx /usr/bin/launch_awx_task.sh
+RUN chmod +rx /usr/bin/launch_awx.sh && chmod +rx /usr/bin/launch_awx_task.sh && chmod +rx /usr/bin/config-watcher
 ADD settings.py /etc/tower/settings.py
 RUN chmod g+w /etc/passwd
 RUN chmod -R 777 /var/log/nginx && chmod -R 777 /var/lib/nginx

installer/openshift/templates/configmap.yml.j2

@@ -12,7 +12,10 @@ data:
     
     # Container environments don't like chroots
     AWX_PROOT_ENABLED = False
-    
+
+    # Automatically deprovision pods that go offline
+    AWX_AUTO_DEPROVISION_INSTANCES = True
+
     #Autoprovisioning should replace this
     CLUSTER_HOST_ID = socket.gethostname()
     SYSTEM_UUID = '00000000-0000-0000-0000-000000000000'