Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with HTTPS or Subversion.

Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

executable file 189 lines (156 sloc) 6.611 kb
#!/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
die () {
echo "ERROR: $1. Aborting!"
exit 1
}
#Initial defaults
_REDIS_PORT=6379
echo "Welcome to the redis service installer"
echo "This script will help you easily set up a running redis server
"
#check for root user TODO: replace this with a call to "id"
if [ `whoami` != "root" ] ; then
echo "You must run this script as root. Sorry!"
exit 1
fi
#Read the redis port
read -p "Please select the redis port for this instance: [$_REDIS_PORT] " REDIS_PORT
if [ ! `echo $REDIS_PORT | egrep "^[0-9]+\$"` ] ; then
echo "Selecting default: $_REDIS_PORT"
REDIS_PORT=$_REDIS_PORT
fi
#read the redis config file
_REDIS_CONFIG_FILE="/etc/redis/$REDIS_PORT.conf"
read -p "Please select the redis config file name [$_REDIS_CONFIG_FILE] " REDIS_CONFIG_FILE
if [ !"$REDIS_CONFIG_FILE" ] ; then
REDIS_CONFIG_FILE=$_REDIS_CONFIG_FILE
echo "Selected default - $REDIS_CONFIG_FILE"
fi
#try and create it
mkdir -p `dirname "$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 [$_REDIS_DATA_DIR] " REDIS_DATA_DIR
if [ !"$REDIS_DATA_DIR" ] ; then
REDIS_DATA_DIR=$_REDIS_DATA_DIR
echo "Selected default - $REDIS_DATA_DIR"
fi
mkdir -p $REDIS_DATA_DIR || die "Could not create redis data directory"
#get the redis executable path
_REDIS_EXECUTABLE=`which redis-server`
read -p "Please select the redis executable path [$_REDIS_EXECUTABLE] " REDIS_EXECUTABLE
if [ ! -f "$REDIS_EXECUTABLE" ] ; then
REDIS_EXECUTABLE=$_REDIS_EXECUTABLE
if [ ! -f "$REDIS_EXECUTABLE" ] ; then
echo "Mmmmm... it seems like you don't have a redis executable. Did you run make install yet?"
exit 1
fi
fi
#render the tmplates
TMP_FILE="/tmp/$REDIS_PORT.conf"
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`
if [ ! "$CLI_EXEC" ] ; then
CLI_EXEC=`dirname $REDIS_EXECUTABLE`"/redis-cli"
fi
#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
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
rm -f $TMP_FILE
#we hard code the configs here to avoid issues with templates containing env vars
#kinda lame but works!
REDIS_INIT_HEADER=\
"#/bin/sh\n
#Configurations injected by install_server below....\n\n
EXEC=$REDIS_EXECUTABLE\n
CLIEXEC=$CLI_EXEC\n
PIDFILE=$PIDFILE\n
CONF=\"$REDIS_CONFIG_FILE\"\n\n
REDISPORT=\"$REDIS_PORT\"\n\n
###############\n\n"
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"
echo "Copied $TMP_FILE => $INIT_SCRIPT_DEST"
#Install the service
echo "Installing service..."
if [ !`which chkconfig` ] ; then
#if we're not a chkconfig box assume we're able to use update-rc.d
update-rc.d redis_$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
Jump to Line
Something went wrong with that request. Please try again.