Converted btsync and rtorrent init scripts to upstart.

btsync.conf

@@ -0,0 +1,25 @@
+# btsync startup script
+# requires upstart v1.4 or newer
+
+description "BitTorrent Sync"
+
+setuid YOURUSER
+setgid YOURUSER
+env CONFIG=/home/YOURUSER/.config/btsync/config.json
+
+start on (  local-filesystems
+            and net-device-up IFACE=eth0)
+stop on runlevel [!2345]
+
+respawn
+
+pre-start script
+  # check for config.json
+  if [ ! -f ${CONFIG} ]; then
+    # won't try to start without config
+    echo "ERROR: ${CONFIG} not found!"
+    exit 1
+  fi
+end script
+
+exec btsync --nodaemon --config ${CONFIG}

rtorrent.conf

@@ -0,0 +1,70 @@
+# rtorrent startup script
+# requires upstart v1.4 or newer
+
+description "rTorrent - BitTorrent client"
+
+setuid YOURUSER
+setgid YOURUSER
+env RTORRENTRC=/home/YOURUSER/.config/rtorrent/rtorrent.rc
+
+start on (  local-filesystems
+            and net-device-up IFACE=eth0
+            and stopped rc)
+stop on runlevel [!2345]
+
+respawn
+
+# "setsid screen -Dm" only forks once
+expect fork
+
+pre-start script
+  # check for configuration and session directory
+
+  # check for rtorrent.rc
+  if [ -f ${RTORRENTRC} ]; then
+    # check config for session directory
+    SESSION_DIR=$(sed -n 's/^[[:space:]]*session[[:space:]]*=[[:space:]]*\(.*\)$/\1/p' ${RTORRENTRC})
+    if [ -z ${SESSION_DIR} ]; then
+      echo "ERROR: session directory not configured!"
+      exit 1
+    else
+      # make sure directory exists
+      mkdir -p ${SESSION_DIR}
+    fi
+
+    # check config for session.lock.set
+    USE_LOCK=$(sed -n 's/^[[:space:]]*session\.use_lock.set[[:space:]]*=[[:space:]]*\(.*\)$/\1/p' ${RTORRENTRC})
+    if [ "x$USE_LOCK" != "xyes" ]; then
+      echo "WARNING: for proper service control add this to rtorrent.rc: session.use_lock.set = yes"
+    fi
+  else
+    # won't try to start without config
+    echo "ERROR: ${RTORRENTRC} not found!"
+    exit 1
+  fi
+end script
+
+# using setsid to avoid screen complaining about /var/run/screen permissions
+# invoking interactive shell after clean rtorrent shutdown to avoid immediate
+# termination of screen (stop command would end up in respawn-loop otherwise)
+exec setsid screen -Dm -S rtorrent sh -c 'rtorrent -n -o import=${RTORRENTRC} && exec sh'
+
+pre-stop script
+  # stop rtorrent instance gracefully before upstart stop command kills the screen session
+
+  # get session directory
+  # as we're already running, there's no need to do all the sanity checks again
+  SESSION_DIR=$(sed -n 's/^[[:space:]]*session[[:space:]]*=[[:space:]]*\(.*\)$/\1/p' ${RTORRENTRC})
+
+  # now, if we have a pid file, we can perform a clean shutdown
+  if [ -f ${SESSION_DIR}/rtorrent.lock ]; then
+    RT_PID=$(sed -n 's/^.*+\([0-9]\+\)$/\1/p' ${SESSION_DIR}/rtorrent.lock)
+    kill -2 $RT_PID
+    # wait until rtorrent exits
+    while kill -0 $RT_PID >/dev/null 2>&1; do
+      sleep 1
+    done
+  else
+    echo "WARNING: No pid for rtorrent found. Did you set \"session.use_lock.set = yes\" in rtorrent.rc?"
+  fi
+end script