Add upstart config for solar-worker

In order to make GID and UID configurable those values will be
souorced from /etc/default/solar-worker during pre-script and script
stanzas in upstart

Change-Id: I6b23e4fb176043533522a68e448fb635324fa4d2

bootstrap/playbooks/solar.yaml

@@ -14,9 +14,6 @@
 
 - hosts: all
   tasks:
-    # add application related directories
-    - file: path=/var/log/solar state=directory owner=vagrant group=vagrant
-    - file: path=/var/run/celery state=directory owner=vagrant group=vagrant
     #  setup solar-resources
     # change to openstack/solar-resources later
     - git: repo=https://github.com/Mirantis/solar-resources.git dest=/vagrant/solar-resources update=no
@@ -71,4 +68,4 @@
       ignore_errors: yes
     - shell: timeout 10 docker exec vagrant_riak_1 riak-admin bucket-type activate counters
 
-    - include: tasks/celery_init.yaml
+    - include: tasks/worker_upstart.yaml

bootstrap/playbooks/tasks/celery_init.yaml

@@ -1,8 +0,0 @@
----
-
-- copy: src=/vagrant/utils/solar-celery dest=/etc/init.d/solar-celery
-- shell: chmod +x /etc/init.d/solar-celery
-- shell: chown vagrant:vagrant /etc/init.d/solar-celery
-- shell: update-rc.d solar-celery defaults
-- shell: update-rc.d solar-celery enable
-- shell: su vagrant service solar-celery start

bootstrap/playbooks/tasks/worker_upstart.yaml

@@ -0,0 +1,5 @@
+---
+
+- copy: src=/vagrant/utils/solar-worker-defaults dest=/etc/default/solar-worker
+- copy: src=/vagrant/utils/solar-worker.conf dest=/etc/init/solar-worker.conf
+- shell: start solar-worker

setup.cfg

@@ -18,8 +18,6 @@ keywords =
 
 [files]
 package-data = solar = ansible_library/*.py
-scripts=
-    utils/solar-celery
 
 [build_sphinx]
 all_files = 1

utils/solar-celery

@@ -1,33 +0,0 @@
-#! /bin/sh
-### BEGIN INIT INFO
-# Provides:     solar-celery
-# Required-Start:   $syslog
-# Required-Stop:    $syslog
-# Should-Start:     $local_fs
-# Should-Stop:      $local_fs
-# Default-Start:    2 3 4 5
-# Default-Stop:     0 1 6
-### END INIT INFO
-
-export SOLAR_CONFIG_OVERRIDE=${SOLAR_CONFIG_OVERRIDE:-/.solar_config_override}
-NAME=solar-celery
-
-
-case "$1" in
-  start)
-    /usr/bin/env celery multi start 2 -A solar.orchestration.runner -P gevent -c:1 1 -c:2 1000 -Q:1 scheduler,system_log -Q:2 celery --pidfile=/var/run/celery/%N.pid --logfile=/var/run/celery/%N.log
-    ;;
-  stop)
-    /usr/bin/env celery multi stopwait 2 --pidfile=/var/run/celery/%N.pid
-    ;;
-  restart|force-reload)
-    ${0} stop
-    ${0} start
-    ;;
-  *)
-    echo "Usage: /etc/init.d/$NAME {start|stop|restart|force-reload}" >&2
-    exit 1
-    ;;
-esac
-
-exit 0

utils/solar-worker-defaults

@@ -0,0 +1,3 @@
+SOLAR_UID=vagrant
+SOLAR_GID=vagrant
+SOLAR_PIDFILE=/var/opt/solar/solar-worker.pid

utils/solar-worker.conf

@@ -0,0 +1,30 @@
+# solar-worker
+#
+
+description     "solar-worker upstart script"
+
+# When to start the service
+start on runlevel [2345]
+
+# When to stop the service
+stop on runlevel [06]
+
+# Prepare the environment
+# Change ownership to the user running the process
+pre-start script
+    . /etc/default/solar-worker
+    mkdir -p /var/log/solar
+    mkdir -p /var/opt/solar
+    chown -R $SOLAR_UID:$SOLAR_GID /var/log/solar
+    chown -R $SOLAR_UID:$SOLAR_GID /var/opt/solar
+end script
+
+# If the process quits unexpectadly trigger a respawn
+respawn
+
+# Start the process
+script
+    . /etc/default/solar-worker
+    export SOLAR_CONFIG_OVERRIDE=/.solar_config_override
+    exec start-stop-daemon --start --chuid $SOLAR_UID --make-pidfile --pidfile $SOLAR_PIDFILE --exec /usr/bin/env solar-worker
+end script