Add appservers-uwsgi role.

debian/roles/appservers-uwsgi/files/usgi.init

@@ -0,0 +1,72 @@
+#!/bin/sh
+
+### BEGIN INIT INFO
+# Provides:          uwsgi
+# Required-Start:    $all
+# Required-Stop:     $all
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: starts the uwsgi app server
+# Description:       starts uwsgi app server using start-stop-daemon
+### END INIT INFO
+
+PATH=/opt/uwsgi:/sbin:/bin:/usr/sbin:/usr/bin
+DAEMON=/usr/local/bin/uwsgi
+
+OWNER=uwsgi
+
+NAME=uwsgi
+DESC=uwsgi
+
+test -x $DAEMON || exit 0
+
+# Include uwsgi defaults if available
+if [ -f /etc/default/uwsgi ] ; then
+        . /etc/default/uwsgi
+fi
+
+set -e
+
+#DAEMON_OPTS="-s 127.0.0.1:9001 -M 4 -t 30 -A 4 -p 4 -d /var/log/uwsgi.log --pythonpath $PYTHONPATH --module $MODULE"
+DAEMON_OPTS="--emperor /etc/uwsgi/apps -d /var/log/uwsgi.log"
+case "$1" in
+  start)
+        echo -n "Starting $DESC: "
+        start-stop-daemon --start --chuid $OWNER:$OWNER --user $OWNER \
+                --exec $DAEMON -- $DAEMON_OPTS
+        echo "$NAME."
+        ;;
+  stop)
+        echo -n "Stopping $DESC: "
+        start-stop-daemon --signal 3 --user $OWNER --quiet --retry 2 --stop \
+                --exec $DAEMON
+        echo "$NAME."
+        ;;
+  reload)
+        killall -1 $DAEMON
+        ;;
+  force-reload)
+        killall -15 $DAEMON
+       ;;
+  restart)
+        echo -n "Restarting $DESC: "
+        start-stop-daemon --signal 3 --user $OWNER --quiet --retry 2 --stop \
+                --exec $DAEMON
+        sleep 1
+        start-stop-daemon --user $OWNER --start --quiet --chuid $OWNER:$OWNER \
+               --exec $DAEMON -- $DAEMON_OPTS
+        echo "$NAME."
+        ;;
+  status)  
+        killall -10 $DAEMON
+        ;;
+      *)  
+            N=/etc/init.d/$NAME
+            echo "Usage: $N {start|stop|restart|reload|force-reload|status}" >&2
+            exit 1
+            ;;
+    esac
+    exit 0
+
+
+

debian/roles/appservers-uwsgi/handlers/main.yml

@@ -0,0 +1,3 @@
+---
+- name: start uwsgi
+  service: name=uwsgi state=started

debian/roles/appservers-uwsgi/tasks/main.yml

@@ -0,0 +1,19 @@
+---
+- name: Install virtualenv
+  apt: name=python-virtualenv state=latest
+- name: Install uwsgi from PyPI
+  pip: name=uwsgi
+- name: Add uwsgi group
+  group: name=uwsgi state=present
+- name: Add uwsgi user
+  user: name=uwsgi shell=/sbin/nologin createhome=no group=uwsgi password=$6$Qu5GfWUlAPXh$Ie8Fd9Vzl.PpaFciUbRCI4sIryI6i0rDE29Vf86/WYHgPSWG7x9IIkVU.tG1Mtfq2OM9IeH2IuvOKCcnErMgC1
+- name: Copy over the uwsgi init script
+  copy: src=uwsgi.init dest=/etc/init.d/uwsgi backup=yes
+- name: Make sure the init script is executable
+  file: path=/etc/init.d/uwsgi owner=root group=root mode=0755
+- name: Make configuration directory
+  file: /etc/uwsgi/apps state=directory
+- name: Make sure uwsgi starts on boot
+  service: name=uwsgi enabled=yes
+  notify:
+  - start uwsgi

debian/site.yml

@@ -20,3 +20,10 @@
 
   roles:
     - appservers-php
+
+- name: apply configuration to uwsgi app servers
+  hosts: appservers-uwsgi
+  user: root
+
+  roles:
+    - appservers-uwsgi