add init script for http server

debian/changelog

+liber (0.1p6) unstable; urgency=medium
+
+  * Fixed issues with user input.
+  * Init script for the HTTP daemon.
+
+ -- ale <ale@incal.net>  Sat, 07 Feb 2015 09:47:16 +0000
+
 liber (0.1p5) unstable; urgency=low
 
   * Built with updated Bleve and Go.

debian/liber.default

+
+# Uncomment this line to start the HTTP interface daemon.
+#ENABLE_SERVER=true
+
+# Set the address (host:port) to listen on.
+#ADDR=:4040
+
+# Directory where books are stored.
+#BOOK_DIR=/var/lib/liber/books

debian/liber.init

+#!/bin/sh
+#
+### BEGIN INIT INFO
+# Provides:          liber
+# Required-Start:    $remote_fs $time
+# Required-Stop:     $remote_fs $time
+# Should-Start:      $network
+# Should-Stop:       $network
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: ebook collection server
+# Description:       Ebook collection server.
+### END INIT INFO
+
+NAME=liber
+DESC="Liber"
+DAEMON=/usr/bin/liber
+PIDFILE=/var/run/liber.pid
+ENABLE_SERVER=false
+USER=liber
+ADDR=:4040
+BOOK_DIR=/var/lib/liber/books
+DAEMON_OPTS=
+
+[ -r /etc/default/$NAME ] && . /etc/default/$NAME
+[ -x "$DAEMON" ] || exit 0
+if [ "$ENABLE_SERVER" != "true" ]; then
+    echo "$NAME disabled, set ENABLE_SERVER=true in /etc/default/$NAME to enable it" >&2
+    exit 0
+fi
+
+. /lib/lsb/init-functions
+
+do_start() {
+    DAEMON_OPTS="--http-server=$ADDR --book-dir=$BOOK_DIR $DAEMON_OPTS"
+
+    log_daemon_msg "Starting $DESC" "$NAME"
+    start-stop-daemon --start --quiet --background \
+        --pidfile $PIDFILE --make-pidfile --chuid $USER \
+        --exec /bin/sh -- -c \
+        "$DAEMON $DAEMON_OPTS 2>&1 | logger -t liber"
+    log_end_msg $?
+}
+
+do_stop() {
+    log_daemon_msg "Stopping $DESC" "$NAME"
+    start_stop_daemon --stop --quiet --oknodo \
+        --pidfile $PIDFILE --user $USER
+    log_end_msg $?
+}
+
+case "$1" in
+    start)
+        do_start
+        ;;
+    stop)
+        do_stop
+        ;;
+    restart)
+        $0 stop
+        sleep 1
+        $0 start
+        ;;
+    *)
+        echo "Usage: $0 {start|stop|restart}" >&2
+        exit 3
+        ;;
+esac
+
+exit 0

debian/liber.postinst

+#!/bin/sh
+
+case "$1" in
+    configure)
+	OLDVERSION="$2"
+	# see below
+	;;
+
+    abort-upgrade|abort-remove|abort-deconfigure)
+	exit 0
+	;;
+
+    *)
+	echo "postinst called with unknown argument \`$1'" >&2
+	exit 1
+	;;
+esac
+
+#DEBHELPER#
+
+adduser --quiet --system --home /var/lib/liber --no-create-home --ingroup nogroup liber
+
+for dir in /var/lib/liber /var/lib/liber/books; do
+    test -d $dir || mkdir $dir
+    chmod 700 $dir
+    chown liber:nogroup $dir
+done
+
+update-rc.d liber defaults >/dev/null
+
+exit 0