Added init script

attributes/default.rb

@@ -2,6 +2,12 @@
 default['minecraft']['install_dir']         = '/srv/minecraft'
 default['minecraft']['base_url']            = 'https://s3.amazonaws.com/MinecraftDownload/launcher'
 default['minecraft']['jar']                 = 'minecraft_server.jar'
+default['minecraft']['checksum']            = '7a1abdac5d412b7eebefd84030d40c1591c17325801dba9cbbeb3fdf3c374553'
+
+default['minecraft']['xms']                 = '1024M'
+default['minecraft']['xmx']                 = '1024M'
+default['minecraft']['ipv6']                = false
+default['minecraft']['pid']                 = '/var/run/minecraft.pid'
 
 default['minecraft']['banned-ips']          = []
 default['minecraft']['banned-players']      = []

recipes/default.rb

@@ -24,25 +24,26 @@
 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 #
 
-# Only focusing on Linux and BSD suppport. Patches are welcome for OSX and Windows.
-
 include_recipe 'java::default'
+include_recipe 'tmux::default'
 
 minecraft_jar = "#{Chef::Config['file_cache_path']}/#{node['minecraft']['jar']}"
 
 user node['minecraft']['user'] do
   system true
-  shell "/bin/false"
+  comment "Minecraft Server"
   home node['minecraft']['install_dir']
+  shell "/bin/false"
   action :create
 end
 
 remote_file minecraft_jar do
   source "#{node['minecraft']['base_url']}/#{node['minecraft']['jar']}"
+  checksum node['minecraft']['checksum']
   owner node['minecraft']['user']
   group node['minecraft']['user']
   mode '0644'
-  not_if { File.exists?(minecraft_jar) }
+  action :create_if_missing
 end
 
 directory node['minecraft']['install_dir'] do
@@ -69,3 +70,15 @@
     action :create
   end
 end
+
+template "/etc/init.d/minecraft" do
+  source "minecraft.init.erb"
+  owner "root"
+  group "root"
+  mode 00755
+end
+
+service "minecraft" do
+  supports :restart => true
+  action [ :enable, :start ]
+end

templates/default/minecraft.init.erb

@@ -0,0 +1,106 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides: Minecraft server
+# Required-Start: $local_fs $remote_fs
+# Required-Stop:  $local_fs $remote_fs
+# Should-Start:   $network
+# Should-Stop:    $network
+# Default-Start:  2 3 4 5
+# Default-Stop:   0 1 6
+# Short-Description:  Minecraft server
+# Description:  Starts the minecraft server
+### END INIT INFO
+
+# Author: Greg Fitzgerald <[email protected]>
+
+# Settings
+PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
+USER="<%= node['minecraft']['user'] %>"
+SOCKET="/tmp/tmux-minecraft"
+MCJAR="<%= node['minecraft']['jar'] %>"
+XMS="<%= node['minecraft']['xms'] %>"
+XMX="<%= node['minecraft']['xmx'] %>"
+PIDFILE="<%= node['minecraft']['pid'] %>"
+HOME="<%= node['minecraft']['install_dir'] %>"
+NAME="Minecraft Server"
+SHUTDOWN_DELAY="30"
+
+[ -e $HOME/$MCJAR ] || exit 0
+
+set -e
+
+. /lib/lsb/init-functions
+
+isrunning() {
+  ps ax | grep -Ev "tmux|sh|grep" | grep $MCJAR > /dev/null
+  return $?
+}
+
+start() {
+  if [ !isrunning ]; then
+    start-stop-daemon \
+    --oknodo \
+    --start \
+    --make-pidfile \
+    --pidfile $PIDFILE \
+    --chdir $HOME \
+    --chuid $USER \
+    --exec /usr/bin/tmux -- -S $SOCKET new-session -n minecraft -d "java -server -Xincgc -Xms$XMS -Xmx$XMX -Djava.net.preferIPv4Stack=true -jar $MCJAR nogui"
+  fi
+}
+
+stop() {
+  if isrunning; then
+    tmux -S $SOCKET -q send "say Server going down in $SHUTDOWN_DELAY seconds"  C-m > /dev/null
+    sleep $SHUTDOWN_DELAY
+    tmux -S $SOCKET -q send "stop" C-m > /dev/null
+  fi
+
+  sleep 5
+
+  if isrunning; then
+     echo "$NAME failed to stop, trying to force a shutdown"
+     minecraftPID=`ps ax | grep -Ev "grep|tmux|sh" $MCJAR`
+     kill ${minecraftPID:0:5}
+  fi
+
+  sleep 2
+
+  if isrunning; then
+    echo "Was unable to kill $NAME"
+  else
+    echo "Sucessfully killed $NAME"
+  fi
+}
+
+case "$1" in
+  start)
+    echo -n "Starting $NAME: "
+    start
+    echo "$NAME."
+    ;;
+  stop)
+    echo -n "Stopping $NAME: "
+    stop
+    echo "$NAME."
+    ;;
+  restart)
+    echo -n "Restarting $NAME: "
+    stop
+    echo "$NAME."
+    start
+    ;;
+  status)
+    if isrunning; then
+      echo "$NAME is running"
+      exit 0
+    else
+      echo "$NAME is not running"
+      exit 1
+    fi
+    ;;
+  *)
+    echo "Usage: $NAME {start|stop|restart|status}" >&2
+    exit 1
+    ;;
+esac