Copy over old blog

[wiki.git] / tmarble / posts / Setting_Up_MediaGoblin / etc / init.d / mediagoblin-celeryd

diff --git a/tmarble/posts/Setting_Up_MediaGoblin/etc/init.d/mediagoblin-celeryd b/tmarble/posts/Setting_Up_MediaGoblin/etc/init.d/mediagoblin-celeryd
new file mode 100755 (executable)
index 0000000..ab7195d
--- /dev/null
+++ b/tmarble/posts/Setting_Up_MediaGoblin/etc/init.d/mediagoblin-celeryd
@@ -0,0 +1,128 @@
+#!/bin/sh
+# /etc/init.d/mediagoblin-celeryd
+#
+## LICENSE: CC0 <http://creativecommons.org/publicdomain/zero/1.0/>
+# To the extent possible under law, Joar Wandborg <http://wandborg.se> has
+# waived all copyright and related or neighboring rights to
+# mediagoblin-celeryd. This work is published from Sweden.
+#
+## CREDIT
+# Credit goes to jpope <http://jpope.org/> and 
+# chimo <http://chimo.chromic.org/>. From which' Arch init scripts this is
+# based upon.
+#
+### BEGIN INIT INFO
+# Provides:          mediagoblin-celeryd
+# Required-Start:    $network $named $local_fs
+# Required-Stop:     $remote_fs $syslog $network $named $local_fs
+# Should-Start:      postgres $syslog
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: MediaGoblin Celery task processor init script
+# Description:       This script will initiate the GNU MediaGoblin Celery 
+#                    task processor 
+### END INIT INFO
+
+################################################################################
+# CHANGE THIS
+# to suit your environment
+################################################################################
+MG_ROOT=/srv/mediagoblin
+################################################################################
+# NOW STOP
+# You probably won't have to change anything else.
+################################################################################
+
+set -e
+
+DAEMON_NAME=mediagoblin-celeryd
+
+MG_USER=www-data
+MG_BIN=$MG_ROOT/bin
+MG_CELERYD_BIN=$MG_BIN/celeryd
+MG_CONFIG=$MG_ROOT/mediagoblin_local.ini
+MG_CELERY_CONFIG_MODULE=mediagoblin.init.celery.from_celery
+MG_CELERYD_PID_FILE=/var/run/mediagoblin/$DAEMON_NAME.pid
+MG_CELERYD_LOG_FILE=/var/log/mediagoblin/$DAEMON_NAME.log
+
+set_up_directories() {
+    install -o $MG_USER -g users -d -m 755 /var/log/mediagoblin
+    install -o $MG_USER -g users -d -m 755 /var/run/mediagoblin
+}
+
+set_up_directories
+
+# Include LSB helper functions
+. /lib/lsb/init-functions
+
+getPID() {
+    # Discard any errors from cat
+    cat $MG_CELERYD_PID_FILE 2>/dev/null
+}
+
+case "$1" in 
+    start)
+        # Start the MediaGoblin celeryd process
+        log_daemon_msg "Starting GNU MediaGoblin Celery task queue" "$DAEMON_NAME"
+        if [ -z "$(getPID)" ]; then
+            su -s /bin/sh -c "cd $MG_ROOT && \
+                MEDIAGOBLIN_CONFIG=$MG_CONFIG \
+                CELERY_CONFIG_MODULE=$MG_CELERY_CONFIG_MODULE \
+                $MG_CELERYD_BIN \
+                --pidfile=$MG_CELERYD_PID_FILE \
+                -f $MG_CELERYD_LOG_FILE" \
+                - $MG_USER 2>&1 > /dev/null &
+
+            CELERYD_RESULT=$?
+            
+            # Sleep for a while until we're kind of certain that celeryd has
+            # had it's time to initialize
+            TRIES=0
+            while ! [ "X$CELERYD_RESULT" != "X" ]; do
+                log_action_msg "Tried $TRIES time(s)"
+                sleep 0.1
+                TRIES=$((TRIES+1))
+            done
+
+            log_end_msg $CELERYD_RESULT
+        else
+            # Failed because the PID file indicates it's running
+            log_action_msg "PID file $MG_CELERYD_PID_FILE already exists"
+            log_end_msg 1
+        fi
+        ;;
+    stop)
+        log_daemon_msg "Stopping GNU MediaGoblin Celery task queue" "$DAEMON_NAME"
+        if [ -z "$(getPID)" ]; then
+            # Failed because the PID file indicates it's not running
+            RET=1
+        else
+            kill $(getPID)
+
+            if [ $? -gt 0 ]; then
+                RET=1
+            else
+                RET=0
+            fi
+        fi
+        log_end_msg $RET
+        ;;
+    restart)
+        $0 stop
+       sleep 3
+        $0 start
+        ;;
+    status)
+        if ! [ -z "$(getPID)" ]; then
+            echo "$DAEMON_NAME start/running, process $(getPID)"
+        else
+            echo "$DAEMON_NAME stopped."
+        fi
+        ;;
+    *)
+        echo "Usage: $0 {restart|start|stop|status}"
+        exit 1
+        ;;
+esac
+
+exit 0