amazon linux redis install & cluster config

### yum update ###

yum -y update

### redis dependency install ###

yum -y install gcc make

### redis source download ###

cd /usr/local/src

wget http://download.redis.io/releases/redis-3.2.0.tar.gz

tar xzf redis-3.2.0.tar.gz

rm -f redis-3.2.0.tar.gz

### redis make ###

cd redis-3.2.0

make distclean

make

### make test tool ###

yum install -y tcl

make test

### redis single config file ###

mkdir -p /etc/redis /var/lib/redis /var/redis/6379

cp src/redis-server src/redis-cli /usr/local/bin

cp redis.conf /etc/redis/6379.conf

### edit config ###

vi /etc/redis/6379.conf

bind 127.0.0.1                                //line 61

daemonize yes                                 //line 127

logfile "/var/log/redis_6379.log"             //line 162

dir /var/redis/6379                           //line 246

### redis cluster config ###

cat << EOF > "/etc/redis/cluster.conf"

port 6379

cluster-enabled yes

cluster-config-file nodes.conf

cluster-node-timeout 5000

appendonly yes

EOF

### redis init script ###

wget https://raw.githubusercontent.com/saxenap/install-redis-amazon-linux-centos/master/redis-server

mv redis-server /etc/init.d

chmod 755 /etc/init.d/redis-server

### edit init script ###

/bin/sed -i 's/REDIS_CONF_FILE=\"\/etc\/redis\/redis.conf\"/REDIS_CONF_FILE=\"\/etc\/redis\/cluster.conf\"/g' /etc/init.d/redis-server

### edit kernel parameter ###

cat << EOF >> "/etc/sysctl.conf"

# ensure redis background save issue

vm.overcommit_memory = 1

EOF

cat << EOF >> "/etc/rc.local"

echo never > /sys/kernel/mm/transparent_hugepage/enabled

EOF

reboot

### chkconfig ###

chkconfig --add redis-server

chkconfig --level 345 redis-server on

service redis-server start

### Test ###

redis-cli ping