-#! /bin/sh
+#!/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:
+# 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.
+# 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.
+# 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.
+# 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
-#
-
die () {
echo "ERROR: $1. Aborting!"
exit 1
}
-
#Initial defaults
_REDIS_PORT=6379
exit 1
fi
+
#Read the redis port
read -p "Please select the redis port for this instance: [$_REDIS_PORT] " REDIS_PORT
if [ ! `echo $REDIS_PORT | egrep "^[0-9]+\$"` ] ; then
fi
+
#render the tmplates
TMP_FILE="/tmp/$REDIS_PORT.conf"
-TPL_FILE="./redis.conf.tpl"
+DEFAULT_CONFIG="../redis.conf"
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`
CLI_EXEC=`dirname $REDIS_EXECUTABLE`"/redis-cli"
fi
-#Generate config file from template
+#Generate config file from the default config file as template
+#changing only the stuff we're controlling from this script
echo "## Generated by install_server.sh ##" > $TMP_FILE
-cat $TPL_FILE | while read line; do eval "echo \"$line\"" >> $TMP_FILE; done
+
+SED_EXPR="s#^port [0-9]{4}\$#port ${REDIS_PORT}#;\
+s#^logfile .+\$#logfile ${REDIS_LOG_FILE}#;\
+s#^dir .+\$#dir ${REDIS_DATA_DIR}#;\
+s#^pidfile .+\$#pidfile ${PIDFILE}#;\
+s#^daemonize no\$#daemonize yes#;"
+echo $SED_EXPR
+sed -r "$SED_EXPR" $DEFAULT_CONFIG >> $TMP_FILE
+
+#cat $TPL_FILE | while read line; do eval "echo \"$line\"" >> $TMP_FILE; done
cp -f $TMP_FILE $REDIS_CONFIG_FILE || exit 1
#Generate sample script from template file
#Configurations injected by install_server below....\n\n
EXEC=$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 $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 && chmod +x $INIT_SCRIPT_DEST || die "Could not copy redis init script to $INIT_SCRIPT_DEST"
#Install the service
echo "Installing service..."
-update-rc.d redis_$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
-
-
-