primeinc/mkinstance.sh

## mkinstance.sh
#!/usr/bin/env bash
# will@prime.ms | Updated: 10/31/14
# usage: ./mkinstance.sh -h
# Based on the Redis 2.8.17-2.el6.remi
# TODO: Add overwrite arg for base conf
# TODO: Grab all replacements for sed from base conf file, currently assumes too many defaults
# TODO: Handle removal if instance was already removed once before

conf="/etc/redis.conf"
confdir=$(dirname "$conf")
initd="/etc/init.d"
logdir="/var/log/redis"
redis_server="/usr/bin/redis-server"
max=-1
usage() {
    echo "Create new instance for Redis based on $conf"; echo
    echo "./mkinstance.sh args"
    echo "-i=[001] --instance=[001]"
	echo "		Specify the instance number"
    echo "-a --auto"
	echo "		Automatically increments the instance"
    echo "-d=[path] --datadir=[path]"
	echo "		Specify data directory for redis"
    echo "-v --verbose"
	echo "		Display generated commands before creating instance"
    echo "-r --remove"
	echo "		Removes the instance (moves data)"
    echo "-h --help"
	echo "		This screen"
}
function coloredEcho(){
    local exp=$1;
    local color=$2;
    if ! [[ $color =~ ^[0-9]$ ]] ; then
       case $(echo "$color" | tr '[:upper:]' '[:lower:]') in
        black) color=0 ;;
        red) color=1 ;;
        green) color=2 ;;
        yellow) color=3 ;;
        blue) color=4 ;;
        magenta) color=5 ;;
        cyan) color=6 ;;
        white|*) color=7 ;; # white or invalid color
       esac
    fi
    tput setaf $color;
    echo "$exp";
    tput sgr0;
}
while [ "$1" != "" ]; do
    PARAM=$(echo "$1" | awk -F= '{print $1}')
    VALUE=$(echo "$1" | awk -F= '{print $2}')
    case $PARAM in
        -h | --help)
            usage
            exit
            ;;
        -i | --instance)
			if [ -n "$VALUE" ] ; then
				instance=$((10#$VALUE))
				instance=$(printf "%03d" $instance)
			else
				coloredEcho "ERROR: Missing value for instance" red
				usage
				exit 1
			fi
            ;;
        -a | --auto)
            auto="Y"
            ;;
        -r | --remove)
            remove="Y"
            ;;
        -v | --verbose)
            verbose="Y"
            ;;
        -d | --datadir)
			if [ -n "$VALUE" ] ; then
				custom_datadir="$VALUE"
			else
				coloredEcho "ERROR: Missing value for custom data directory" red
				usage
				exit 1
			fi
            ;;
        -p | --port)
			if [ -n "$VALUE" ] ; then
				custom_port="$VALUE"
			else
				coloredEcho "ERROR: Missing value for custom port" red
				usage
				exit 1
			fi
            ;;
        *)
            coloredEcho "ERROR: unknown parameter \"$PARAM\"" red
            usage
            exit 1
            ;;
    esac
    shift
done

#check to make sure redis is installed
if ! [ -f "$redis_server" ] ; then
	coloredEcho "ERROR: can't find redis-server, is it installed?" red
	echo "I'm looking for it here: $redis_server"
	exit 1
fi

for file in $confdir/redis-*.conf
do
  num=${file:11}
  num=${num%.conf}
  re='^[0-9]+$'
  if ! [[ $num =~ $re ]] ; then
   num=0
  fi
  [[ $((10#$num)) -gt $((10#$max)) ]] && max=$num
done
if  [[ $max == 0 ]] ; then
	maxconf="$conf"
	coloredEcho "WARNING: No instances!" yellow
else
	maxconf="$confdir/redis-$max.conf"
fi

if [[ $auto == [Y] ]] ; then
	instance=$((10#$max + 1))
	instance=$(printf "%03d" $instance)
elif ! [ -n "$instance" ] ; then
	coloredEcho "ERROR: instance not set (use --auto or --instance=XXX)" red; echo
	usage
	exit 1
fi

##get defaults
if [ -n "$custom_datadir" ] ; then
	if [ -d "$custom_datadir" ] ;  then
		dir="$(unset CDPATH && cd "$custom_datadir" && pwd)"
		new_data_dir="$dir"
	else
		parent_custom_dir="$(dirname "$custom_datadir")"
		parent_custom_base="$(basename "$custom_datadir")"
		new_data_dir="$parent_custom_dir/$parent_custom_base"
	fi
else
	datadir=$(awk '/^[[:blank:]]*dir/ { print $2 }' "$conf") #get datadir of base install
	new_data_dir="$(dirname "$datadir")"
fi

port=$(awk '/^[[:blank:]]*port/ { print $2 }' "$conf") #get port to replace
if [ -n "$custom_port" ] ; then
	newport="$custom_port"
else
	newport=$(awk '/^[[:blank:]]*port/ { print $2 }' "$maxconf") #needs to get last port used
	((newport+=1))
fi

if [ -n "$remove" ] && [ -n "$instance" ] && [ -z "$auto" ]; then
	conf="$confdir/redis-$instance.conf"
	if [ -f "$conf" ] ;  then
		confdir=$(dirname "$conf")
		datadir=$(awk '/^[[:blank:]]*dir/ { print $2 }' "$conf") #get datadir of instance
		if [ -d "$datadir" ] ;  then
			new_data_dir="$(dirname "$datadir")"
			echo; echo;
			echo "##########################################"
			echo "##     PENDING REMOVAL OF INSTANCE      ##"
			echo "##########################################"
			echo; echo;
			echo "Moving: $datadir --> $new_data_dir/redis-archive/$instance/"
			echo "Moving: $confdir/redis-$instance.conf --> $new_data_dir/redis-archive/$instance/$instance.conf"
			echo "Moving: $initd/redis-$instance --> $new_data_dir/redis-archive/$instance/$instance.init"
			echo; echo;
			read -p "Remove $instance? [y/N]: " -n 1 -r; echo
			if [[ $REPLY  =~ ^[Yy]$  ]] ; then
				echo "Stopping redis-$instance service & removing chkconfig"
				service "redis-$instance" stop
				chkconfig --del "redis-$instance"
				echo "Moving files of $instance"
				mkdir -p "$new_data_dir/redis-archive/$instance/"
				mv "$datadir" "$new_data_dir/redis-archive/$instance/"
				mv "$confdir/redis-$instance.conf" "$new_data_dir/redis-archive/$instance/$instance.conf"
				mv "$initd/redis-$instance" "$new_data_dir/redis-archive/$instance/$instance.init"
				coloredEcho "Done." green; echo
				exit
			else
				echo 'CANCELED... No changes made.'
				exit 1
			fi
		else
			coloredEcho "ERROR: Couldn't find data dir for instance $instance" red
			echo "You should manually remove this instance"
			echo; coloredEcho "This is what we would have run:" green; echo;
			echo "service redis-$instance stop"
			echo "chkconfig --del redis-$instance"
			echo "mkdir -p $new_data_dir/redis-archive/$instance/"
			coloredEcho "mv $datadir $new_data_dir/redis-archive/$instance/" red
			echo "mv $confdir/redis-$instance.conf" "$new_data_dir/redis-archive/$instance/$instance.conf"
			echo "mv $initd/redis-$instance" "$new_data_dir/redis-archive/$instance/$instance.init"
			echo;
			exit 1
		fi
	else
		echo "ERROR: Couldn't find conf file for instance $instance"
		exit 1
	fi
elif [ -n "$remove" ] && [ -z "$auto" ]; then
	coloredEcho "Error: You must can't use --auto when using --remove" red
	exit 1
fi

if [ -f "$confdir/redis-$instance.conf" ] ;  then
    echo "$confdir/redis-$instance.conf exists."
    exit
fi

echo; echo;
coloredEcho "##########################################" cyan
coloredEcho "##    PENDING CONFIGURATION SETTINGS    ##" cyan
coloredEcho "##########################################" cyan
echo; echo;
echo "Max instance conf file found = $maxconf"
echo "New instance conf = $confdir/redis-$instance.conf"
echo "Sub Dir for data $new_data_dir"
echo "New Data Dir $new_data_dir/redis-$instance/"
echo "New Port $newport"
echo; echo;
read -p "Is the configuration correct? [y/N]: " -n 1 -r; echo
if ! [[ $REPLY  =~ ^[Yy]$  ]] ; then
	coloredEcho 'CANCELED... No changes made.' red
	exit 1
fi
#commands to run
if [ -n "$verbose" ] ; then
	echo; echo;
	coloredEcho "##########################################" green
	coloredEcho "##    RUNNING THE FOLLOWING COMMANDS    ##" green
	coloredEcho "##########################################" green
	echo; echo;
	echo "cp $conf $confdir/redis-$instance.conf"
	echo "mkdir -p $new_data_dir/redis-$instance"
	echo "chown redis $new_data_dir/redis-$instance"
	echo "cp $initd/redis $initd/redis-$instance"
	echo "sed -i -e 's/#.*$//' -e '/^$/d' \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,/var/run/redis.pid,/var/run/redis-$instance.pid,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,$datadir,$new_data_dir/redis-$instance/,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,port $port,port $newport,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,logfile $logdir/redis.log,logfile $logdir/redis-$instance.log,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,name=\"redis-server\",name=\"redis-$instance\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,exec=\"/usr/bin/\$name\",exec=\"/usr/bin/redis-server\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,pidfile=\"/var/run/redis/redis.pid\",pidfile=\"/var/run/redis/redis-$instance.pid\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,REDIS_CONFIG=\"$confdir/redis.conf\",REDIS_CONFIG=\"$confdir/redis-$instance.conf\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,lockfile=/var/lock/subsys/redis,lockfile=/var/lock/subsys/redis-$instance,\" \"$initd/redis-$instance\""
	echo "sed -i \"s,'&& \$shut','',\" \"$initd/redis-$instance\""
	echo; echo;
	read -p "Does this look correct? [y/N]: " -n 1 -r; echo
	if ! [[ $REPLY  =~ ^[Yy]$  ]] ; then
	coloredEcho 'CANCELED... No changes made.' red
		exit 1
	fi
fi
#copy files
echo "Copying $conf to $confdir/redis-$instance.conf"
cp "$conf" "$confdir/redis-$instance.conf"

echo "Making directories for new instance $instance"
mkdir -p "$new_data_dir/redis-$instance"
chown redis "$new_data_dir/redis-$instance"
cp "$initd/redis" "$initd/redis-$instance"

echo "Erasing comments and blank lines from conf"
sed -i -e 's/#.*$//' -e '/^$/d' "$confdir/redis-$instance.conf"

echo "Replacing conf values for $instance"
sed -i "s,/var/run/redis.pid,/var/run/redis-$instance.pid," "$confdir/redis-$instance.conf"
sed -i "s,$datadir,$new_data_dir/redis-$instance/," "$confdir/redis-$instance.conf"
sed -i "s,port $port,port $newport," "$confdir/redis-$instance.conf"
sed -i "s,logfile $logdir/redis.log,logfile $logdir/redis-$instance.log," "$confdir/redis-$instance.conf"
sed -i "s,name=\"redis-server\",name=\"redis-$instance\"," "$initd/redis-$instance"
sed -i "s,exec=\"/usr/bin/\$name\",exec=\"/usr/bin/redis-server\"," "$initd/redis-$instance"
sed -i "s,pidfile=\"/var/run/redis/redis.pid\",pidfile=\"/var/run/redis/redis-$instance.pid\"," "$initd/redis-$instance"
sed -i "s,REDIS_CONFIG=\"$confdir/redis.conf\",REDIS_CONFIG=\"$confdir/redis-$instance.conf\"," "$initd/redis-$instance"
sed -i "s,lockfile=/var/lock/subsys/redis,lockfile=/var/lock/subsys/redis-$instance," "$initd/redis-$instance"
sed -i s,'&& $shut','', "$initd/redis-$instance" #remove the second $shut which would shutdown the default redis server

coloredEcho "Finished!" green; echo;

read -p "Show Diff? [y/N]: " -n 1 -r; echo
if [[ $REPLY  =~ ^[Yy]$  ]] ; then
	diff -u "$conf" "$confdir/redis-$instance.conf"; echo
	diff -u "$initd/redis" "$initd/redis-$instance"; echo
else
	coloredEcho 'Show diff with:' yellow
	echo "diff -u $conf $confdir/redis-$instance.conf"
	echo "diff -u $initd/redis $initd/redis-$instance"; echo
fi

read -p "Start new instance? [y/N]: " -n 1 -r; echo
if [[ $REPLY  =~ ^[Yy]$  ]] ; then
	service "redis-$instance" start
	service "redis-$instance" status; echo
else
	coloredEcho 'Instance not started' yellow
	echo 'Start it with:'
	echo "service redis-$instance start"; echo
fi

read -p "Start on boot? [y/N]: " -n 1 -r; echo
if [[ $REPLY  =~ ^[Yy]$  ]] ; then
	chkconfig --level 3 "redis-$instance" on
	coloredEcho 'Instance will start on boot' green; echo
else
	coloredEcho 'Instance wont start on boot' yellow
	echo 'Enable it with:'
	echo "chkconfig --level 3 redis-$instance on"; echo
fi

coloredEcho "New files/folders created for this instance:" cyan
echo "$new_data_dir/redis-$instance/"
echo "$confdir/redis-$instance.conf"
echo "$initd/redis-$instance"
echo

exit

## run-multiple-redis-instances.md

      
    Raw
  

              run-multiple-redis-instances.md
            
          
create a new redis .conf file

$ cp /etc/redis.conf /etc/redis-xxx.conf

edit /etc/redis-xxx.conf, illustrated as below

...
#modify pidfile
#pidfile /var/run/redis/redis.pid
pidfile /var/run/redis/redis-xxx.pid

...
#dir /var/lib/redis/
dir /var/lib/redis-xxx/

...
#modify port
#port 6379
port 6380

...
#modify logfile
#logfile /var/log/redis/redis.log
logfile /var/log/redis/redis-xxx.log

make dir /var/lib/redis-xxx

$ mkdir -p /var/lib/redis-xxx

copy init script

$ cp /etc/init.d/redis /etc/init.d/redis-xxx

edit the new init script

...

#pidfile="/var/run/redis/redis.pid"
pidfile="/var/run/redis/redis-xxx.pid"

...

#REDIS_CONFIG="/etc/redis.conf"
REDIS_CONFIG="/etc/redis-xxx.conf"

...

query the status of this redis in

$ sudo service redis-xxx status
# server is stopped

# start service
$ sudo service redis-xxx start

make redis-xxx service auto start

$ sudo chkconfig --level 3 redis-xxx on

  
## z-init.d-changes.diff
diff -u /etc/init.d/redis /etc/init.d/redis-001
--- /etc/init.d/redis   2014-09-21 02:09:40.000000000 -0400
+++ /etc/init.d/redis-001       2014-10-31 12:41:52.042578094 -0400
@@ -8,15 +8,15 @@
 # Source function library.
 . /etc/rc.d/init.d/functions

-name="redis-server"
-exec="/usr/bin/$name"
+name="redis-001"
+exec="/usr/bin/redis-server"
 shut="/usr/bin/redis-shutdown"
-pidfile="/var/run/redis/redis.pid"
-REDIS_CONFIG="/etc/redis.conf"
+pidfile="/var/run/redis/redis-001.pid"
+REDIS_CONFIG="/etc/redis-001.conf"

 [ -e /etc/sysconfig/redis ] && . /etc/sysconfig/redis

-lockfile=/var/lock/subsys/redis
+lockfile=/var/lock/subsys/redis-001

 start() {
     [ -f $REDIS_CONFIG ] || exit 6
@@ -31,7 +31,7 @@

 stop() {
     echo -n $"Stopping $name: "
-    [ -x $shut ] && $shut
+    [ -x $shut ]
     retval=$?
     if [ -f $pidfile ]
     then
	#!/usr/bin/env bash
	# will@prime.ms \| Updated: 10/31/14
	# usage: ./mkinstance.sh -h
	# Based on the Redis 2.8.17-2.el6.remi
	# TODO: Add overwrite arg for base conf
	# TODO: Grab all replacements for sed from base conf file, currently assumes too many defaults
	# TODO: Handle removal if instance was already removed once before

	conf="/etc/redis.conf"
	confdir=$(dirname "$conf")
	initd="/etc/init.d"
	logdir="/var/log/redis"
	redis_server="/usr/bin/redis-server"
	max=-1
	usage() {
	echo "Create new instance for Redis based on $conf"; echo
	echo "./mkinstance.sh args"
	echo "-i=[001] --instance=[001]"
	echo " Specify the instance number"
	echo "-a --auto"
	echo " Automatically increments the instance"
	echo "-d=[path] --datadir=[path]"
	echo " Specify data directory for redis"
	echo "-v --verbose"
	echo " Display generated commands before creating instance"
	echo "-r --remove"
	echo " Removes the instance (moves data)"
	echo "-h --help"
	echo " This screen"
	}
	function coloredEcho(){
	local exp=$1;
	local color=$2;
	if ! [[ $color =~ ^[0-9]$ ]] ; then
	case $(echo "$color" \| tr '[:upper:]' '[:lower:]') in
	black) color=0 ;;
	red) color=1 ;;
	green) color=2 ;;
	yellow) color=3 ;;
	blue) color=4 ;;
	magenta) color=5 ;;
	cyan) color=6 ;;
	white\|*) color=7 ;; # white or invalid color
	esac
	fi
	tput setaf $color;
	echo "$exp";
	tput sgr0;
	}
	while [ "$1" != "" ]; do
	PARAM=$(echo "$1" \| awk -F= '{print $1}')
	VALUE=$(echo "$1" \| awk -F= '{print $2}')
	case $PARAM in
	-h \| --help)
	usage
	exit
	;;
	-i \| --instance)
	if [ -n "$VALUE" ] ; then
	instance=$((10#$VALUE))
	instance=$(printf "%03d" $instance)
	else
	coloredEcho "ERROR: Missing value for instance" red
	usage
	exit 1
	fi
	;;
	-a \| --auto)
	auto="Y"
	;;
	-r \| --remove)
	remove="Y"
	;;
	-v \| --verbose)
	verbose="Y"
	;;
	-d \| --datadir)
	if [ -n "$VALUE" ] ; then
	custom_datadir="$VALUE"
	else
	coloredEcho "ERROR: Missing value for custom data directory" red
	usage
	exit 1
	fi
	;;
	-p \| --port)
	if [ -n "$VALUE" ] ; then
	custom_port="$VALUE"
	else
	coloredEcho "ERROR: Missing value for custom port" red
	usage
	exit 1
	fi
	;;
	*)
	coloredEcho "ERROR: unknown parameter \"$PARAM\"" red
	usage
	exit 1
	;;
	esac
	shift
	done

	#check to make sure redis is installed
	if ! [ -f "$redis_server" ] ; then
	coloredEcho "ERROR: can't find redis-server, is it installed?" red
	echo "I'm looking for it here: $redis_server"
	exit 1
	fi

	for file in $confdir/redis-*.conf
	do
	num=${file:11}
	num=${num%.conf}
	re='^[0-9]+$'
	if ! [[ $num =~ $re ]] ; then
	num=0
	fi
	[[ $((10#$num)) -gt $((10#$max)) ]] && max=$num
	done
	if [[ $max == 0 ]] ; then
	maxconf="$conf"
	coloredEcho "WARNING: No instances!" yellow
	else
	maxconf="$confdir/redis-$max.conf"
	fi

	if [[ $auto == [Y] ]] ; then
	instance=$((10#$max + 1))
	instance=$(printf "%03d" $instance)
	elif ! [ -n "$instance" ] ; then
	coloredEcho "ERROR: instance not set (use --auto or --instance=XXX)" red; echo
	usage
	exit 1
	fi

	##get defaults
	if [ -n "$custom_datadir" ] ; then
	if [ -d "$custom_datadir" ] ; then
	dir="$(unset CDPATH && cd "$custom_datadir" && pwd)"
	new_data_dir="$dir"
	else
	parent_custom_dir="$(dirname "$custom_datadir")"
	parent_custom_base="$(basename "$custom_datadir")"
	new_data_dir="$parent_custom_dir/$parent_custom_base"
	fi
	else
	datadir=$(awk '/^[[:blank:]]*dir/ { print $2 }' "$conf") #get datadir of base install
	new_data_dir="$(dirname "$datadir")"
	fi

	port=$(awk '/^[[:blank:]]*port/ { print $2 }' "$conf") #get port to replace
	if [ -n "$custom_port" ] ; then
	newport="$custom_port"
	else
	newport=$(awk '/^[[:blank:]]*port/ { print $2 }' "$maxconf") #needs to get last port used
	((newport+=1))
	fi

	if [ -n "$remove" ] && [ -n "$instance" ] && [ -z "$auto" ]; then
	conf="$confdir/redis-$instance.conf"
	if [ -f "$conf" ] ; then
	confdir=$(dirname "$conf")
	datadir=$(awk '/^[[:blank:]]*dir/ { print $2 }' "$conf") #get datadir of instance
	if [ -d "$datadir" ] ; then
	new_data_dir="$(dirname "$datadir")"
	echo; echo;
	echo "##########################################"
	echo "## PENDING REMOVAL OF INSTANCE ##"
	echo "##########################################"
	echo; echo;
	echo "Moving: $datadir --> $new_data_dir/redis-archive/$instance/"
	echo "Moving: $confdir/redis-$instance.conf --> $new_data_dir/redis-archive/$instance/$instance.conf"
	echo "Moving: $initd/redis-$instance --> $new_data_dir/redis-archive/$instance/$instance.init"
	echo; echo;
	read -p "Remove $instance? [y/N]: " -n 1 -r; echo
	if [[ $REPLY =~ ^[Yy]$ ]] ; then
	echo "Stopping redis-$instance service & removing chkconfig"
	service "redis-$instance" stop
	chkconfig --del "redis-$instance"
	echo "Moving files of $instance"
	mkdir -p "$new_data_dir/redis-archive/$instance/"
	mv "$datadir" "$new_data_dir/redis-archive/$instance/"
	mv "$confdir/redis-$instance.conf" "$new_data_dir/redis-archive/$instance/$instance.conf"
	mv "$initd/redis-$instance" "$new_data_dir/redis-archive/$instance/$instance.init"
	coloredEcho "Done." green; echo
	exit
	else
	echo 'CANCELED... No changes made.'
	exit 1
	fi
	else
	coloredEcho "ERROR: Couldn't find data dir for instance $instance" red
	echo "You should manually remove this instance"
	echo; coloredEcho "This is what we would have run:" green; echo;
	echo "service redis-$instance stop"
	echo "chkconfig --del redis-$instance"
	echo "mkdir -p $new_data_dir/redis-archive/$instance/"
	coloredEcho "mv $datadir $new_data_dir/redis-archive/$instance/" red
	echo "mv $confdir/redis-$instance.conf" "$new_data_dir/redis-archive/$instance/$instance.conf"
	echo "mv $initd/redis-$instance" "$new_data_dir/redis-archive/$instance/$instance.init"
	echo;
	exit 1
	fi
	else
	echo "ERROR: Couldn't find conf file for instance $instance"
	exit 1
	fi
	elif [ -n "$remove" ] && [ -z "$auto" ]; then
	coloredEcho "Error: You must can't use --auto when using --remove" red
	exit 1
	fi

	if [ -f "$confdir/redis-$instance.conf" ] ; then
	echo "$confdir/redis-$instance.conf exists."
	exit
	fi

	echo; echo;
	coloredEcho "##########################################" cyan
	coloredEcho "## PENDING CONFIGURATION SETTINGS ##" cyan
	coloredEcho "##########################################" cyan
	echo; echo;
	echo "Max instance conf file found = $maxconf"
	echo "New instance conf = $confdir/redis-$instance.conf"
	echo "Sub Dir for data $new_data_dir"
	echo "New Data Dir $new_data_dir/redis-$instance/"
	echo "New Port $newport"
	echo; echo;
	read -p "Is the configuration correct? [y/N]: " -n 1 -r; echo
	if ! [[ $REPLY =~ ^[Yy]$ ]] ; then
	coloredEcho 'CANCELED... No changes made.' red
	exit 1
	fi
	#commands to run
	if [ -n "$verbose" ] ; then
	echo; echo;
	coloredEcho "##########################################" green
	coloredEcho "## RUNNING THE FOLLOWING COMMANDS ##" green
	coloredEcho "##########################################" green
	echo; echo;
	echo "cp $conf $confdir/redis-$instance.conf"
	echo "mkdir -p $new_data_dir/redis-$instance"
	echo "chown redis $new_data_dir/redis-$instance"
	echo "cp $initd/redis $initd/redis-$instance"
	echo "sed -i -e 's/#.*$//' -e '/^$/d' \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,/var/run/redis.pid,/var/run/redis-$instance.pid,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,$datadir,$new_data_dir/redis-$instance/,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,port $port,port $newport,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,logfile $logdir/redis.log,logfile $logdir/redis-$instance.log,\" \"$confdir/redis-$instance.conf\""
	echo "sed -i \"s,name=\"redis-server\",name=\"redis-$instance\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,exec=\"/usr/bin/\$name\",exec=\"/usr/bin/redis-server\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,pidfile=\"/var/run/redis/redis.pid\",pidfile=\"/var/run/redis/redis-$instance.pid\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,REDIS_CONFIG=\"$confdir/redis.conf\",REDIS_CONFIG=\"$confdir/redis-$instance.conf\",\" \"$initd/redis-$instance\""
	echo "sed -i \"s,lockfile=/var/lock/subsys/redis,lockfile=/var/lock/subsys/redis-$instance,\" \"$initd/redis-$instance\""
	echo "sed -i \"s,'&& \$shut','',\" \"$initd/redis-$instance\""
	echo; echo;
	read -p "Does this look correct? [y/N]: " -n 1 -r; echo
	if ! [[ $REPLY =~ ^[Yy]$ ]] ; then
	coloredEcho 'CANCELED... No changes made.' red
	exit 1
	fi
	fi
	#copy files
	echo "Copying $conf to $confdir/redis-$instance.conf"
	cp "$conf" "$confdir/redis-$instance.conf"

	echo "Making directories for new instance $instance"
	mkdir -p "$new_data_dir/redis-$instance"
	chown redis "$new_data_dir/redis-$instance"
	cp "$initd/redis" "$initd/redis-$instance"

	echo "Erasing comments and blank lines from conf"
	sed -i -e 's/#.*$//' -e '/^$/d' "$confdir/redis-$instance.conf"

	echo "Replacing conf values for $instance"
	sed -i "s,/var/run/redis.pid,/var/run/redis-$instance.pid," "$confdir/redis-$instance.conf"
	sed -i "s,$datadir,$new_data_dir/redis-$instance/," "$confdir/redis-$instance.conf"
	sed -i "s,port $port,port $newport," "$confdir/redis-$instance.conf"
	sed -i "s,logfile $logdir/redis.log,logfile $logdir/redis-$instance.log," "$confdir/redis-$instance.conf"
	sed -i "s,name=\"redis-server\",name=\"redis-$instance\"," "$initd/redis-$instance"
	sed -i "s,exec=\"/usr/bin/\$name\",exec=\"/usr/bin/redis-server\"," "$initd/redis-$instance"
	sed -i "s,pidfile=\"/var/run/redis/redis.pid\",pidfile=\"/var/run/redis/redis-$instance.pid\"," "$initd/redis-$instance"
	sed -i "s,REDIS_CONFIG=\"$confdir/redis.conf\",REDIS_CONFIG=\"$confdir/redis-$instance.conf\"," "$initd/redis-$instance"
	sed -i "s,lockfile=/var/lock/subsys/redis,lockfile=/var/lock/subsys/redis-$instance," "$initd/redis-$instance"
	sed -i s,'&& $shut','', "$initd/redis-$instance" #remove the second $shut which would shutdown the default redis server

	coloredEcho "Finished!" green; echo;

	read -p "Show Diff? [y/N]: " -n 1 -r; echo
	if [[ $REPLY =~ ^[Yy]$ ]] ; then
	diff -u "$conf" "$confdir/redis-$instance.conf"; echo
	diff -u "$initd/redis" "$initd/redis-$instance"; echo
	else
	coloredEcho 'Show diff with:' yellow
	echo "diff -u $conf $confdir/redis-$instance.conf"
	echo "diff -u $initd/redis $initd/redis-$instance"; echo
	fi

	read -p "Start new instance? [y/N]: " -n 1 -r; echo
	if [[ $REPLY =~ ^[Yy]$ ]] ; then
	service "redis-$instance" start
	service "redis-$instance" status; echo
	else
	coloredEcho 'Instance not started' yellow
	echo 'Start it with:'
	echo "service redis-$instance start"; echo
	fi

	read -p "Start on boot? [y/N]: " -n 1 -r; echo
	if [[ $REPLY =~ ^[Yy]$ ]] ; then
	chkconfig --level 3 "redis-$instance" on
	coloredEcho 'Instance will start on boot' green; echo
	else
	coloredEcho 'Instance wont start on boot' yellow
	echo 'Enable it with:'
	echo "chkconfig --level 3 redis-$instance on"; echo
	fi

	coloredEcho "New files/folders created for this instance:" cyan
	echo "$new_data_dir/redis-$instance/"
	echo "$confdir/redis-$instance.conf"
	echo "$initd/redis-$instance"
	echo

	exit
	diff -u /etc/init.d/redis /etc/init.d/redis-001
	--- /etc/init.d/redis 2014-09-21 02:09:40.000000000 -0400
	+++ /etc/init.d/redis-001 2014-10-31 12:41:52.042578094 -0400
	@@ -8,15 +8,15 @@
	# Source function library.
	. /etc/rc.d/init.d/functions

	-name="redis-server"
	-exec="/usr/bin/$name"
	+name="redis-001"
	+exec="/usr/bin/redis-server"
	shut="/usr/bin/redis-shutdown"
	-pidfile="/var/run/redis/redis.pid"
	-REDIS_CONFIG="/etc/redis.conf"
	+pidfile="/var/run/redis/redis-001.pid"
	+REDIS_CONFIG="/etc/redis-001.conf"

	[ -e /etc/sysconfig/redis ] && . /etc/sysconfig/redis

	-lockfile=/var/lock/subsys/redis
	+lockfile=/var/lock/subsys/redis-001

	start() {
	[ -f $REDIS_CONFIG ] \|\| exit 6
	@@ -31,7 +31,7 @@

	stop() {
	echo -n $"Stopping $name: "
	- [ -x $shut ] && $shut
	+ [ -x $shut ]
	retval=$?
	if [ -f $pidfile ]
	then