#! /bin/sh
+
+# Copyright 2011 Dvir Volk <dvirsk at gmail dot com>. All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
+# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
+# EVENT SHALL Dvir Volk OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+# OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+################################################################################
+#
# Interactive service installer for redis server
# this generates a redis config file and an /etc/init.d script, and installs them
# this scripts should be run as root
-#
-# Contributed by Dvir Volk dvirsky at gmail dot com 2011
-# This code is contributed to public domain
-
die () {
echo "ERROR: $1. Aborting!"
exit 1
}
-
#Initial defaults
_REDIS_PORT=6379
REDIS_CONFIG_FILE=$_REDIS_CONFIG_FILE
echo "Selected default - $REDIS_CONFIG_FILE"
fi
-
-#try and create
+#try and create it
mkdir -p `dirname "$REDIS_CONFIG_FILE"` || die "Could not create redis config directory"
+#read the redis log file path
+_REDIS_LOG_FILE="/var/log/redis_$REDIS_PORT.log"
+read -p "Please select the redis log file name [$_REDIS_LOG_FILE] " REDIS_LOG_FILE
+if [ !"$REDIS_LOG_FILE" ] ; then
+ REDIS_LOG_FILE=$_REDIS_LOG_FILE
+ echo "Selected default - $REDIS_LOG_FILE"
+fi
+
+
#get the redis data directory
_REDIS_DATA_DIR="/var/lib/redis/$REDIS_PORT"
read -p "Please select the data directory for this instance [$_REDIS_DATA_DIR] " REDIS_DATA_DIR
REDIS_DATA_DIR=$_REDIS_DATA_DIR
echo "Selected default - $REDIS_DATA_DIR"
fi
-#try the data directory setting
-mkdir -p `dirname "$REDIS_DATA_DIR"` || die "Could not create redis data directory"
-
+mkdir -p $REDIS_DATA_DIR || die "Could not create redis data directory"
#get the redis executable path
_REDIS_EXECUTABLE=`which redis-server`
fi
+
#render the tmplates
TMP_FILE="/tmp/$REDIS_PORT.conf"
TPL_FILE="./redis.conf.tpl"
INIT_TPL_FILE="./redis_init_script.tpl"
INIT_SCRIPT_DEST="/etc/init.d/redis_$REDIS_PORT"
+PIDFILE="/var/run/redis_$REDIS_PORT.pid"
+
+
#check the default for redis cli
CLI_EXEC=`which redis-cli`
#Configurations injected by install_server below....\n\n
EXEC=$REDIS_EXECUTABLE\n
CLIEXEC=$CLI_EXEC\n
-PIDFILE=/var/run/redis_${REDIS_PORT}.pid\n
+PIDFILE=$PIDFILE\n
CONF=\"$REDIS_CONFIG_FILE\"\n\n
+REDISPORT=\"$REDIS_PORT\"\n\n
###############\n\n"
-#combine the header and the template (which is actually a static footer)
-echo $REDIS_INIT_HEADER > $TMP_FILE && cat $INIT_TPL_FILE >> $TMP_FILE || die "Could not write init script to $TMP_FILE"
+REDIS_CHKCONFIG_INFO=\
+"# REDHAT chkconfig header\n\n
+# chkconfig: - 58 74\n
+# description: redis_6379 is the redis daemon.\n
+### BEGIN INIT INFO\n
+# Provides: redis_6379\n
+# Required-Start: $network $local_fs $remote_fs\n
+# Required-Stop: $network $local_fs $remote_fs\n
+# Should-Start: $syslog $named\n
+# Should-Stop: $syslog $named\n
+# Short-Description: start and stop redis_6379\n
+# Description: Redis daemon\n
+### END INIT INFO\n\n"
+
+if [[ ! `which chkconfig` ]] ; then
+ #combine the header and the template (which is actually a static footer)
+ echo -e $REDIS_INIT_HEADER > $TMP_FILE && cat $INIT_TPL_FILE >> $TMP_FILE || die "Could not write init script to $TMP_FILE"
+else
+ #if we're a box with chkconfig on it we want to include info for chkconfig
+ echo -e $REDIS_INIT_HEADER $REDIS_CHKCONFIG_INFO > $TMP_FILE && cat $INIT_TPL_FILE >> $TMP_FILE || die "Could not write init script to $TMP_FILE"
+fi
#copy to /etc/init.d
-cp -f $TMP_FILE $INIT_SCRIPT_DEST || die "Could not copy redis init script to $INIT_SCRIPT_DEST"
+cp -f $TMP_FILE $INIT_SCRIPT_DEST && chmod +x $INIT_SCRIPT_DEST || die "Could not copy redis init script to $INIT_SCRIPT_DEST"
echo "Copied $TMP_FILE => $INIT_SCRIPT_DEST"
#Install the service
echo "Installing service..."
-update-rc.d redis_$REDIS_PORT defaults && echo "Success!"
+if [[ ! `which chkconfig` ]] ; then
+ #if we're not a chkconfig box assume we're able to use update-rc.d
+ update-rc.d redis_$REDIS_PORT defaults && echo "Success!"
+else
+ # we're chkconfig, so lets add to chkconfig and put in runlevel 345
+ chkconfig --add redis_$REDIS_PORT && echo "Successfully added to chkconfig!"
+ chkconfig --level 345 redis_$REDIS_PORT on && echo "Successfully added to runlevels 345!"
+fi
+
/etc/init.d/redis_$REDIS_PORT start || die "Failed starting service..."
#tada
echo "Installation successful!"
exit 0
-
-
-