Install Redis stable

install-redis.sh

#!/bin/bash

# Dependencies
yum install -y tcl

# Download and extract source code
cd /usr/local/src
wget http://download.redis.io/redis-stable.tar.gz
tar xzvf redis-stable.tar.gz
rm -f redis-stable.tar.gz
cd redis-stable

# Build and install Redis
make distclean
make
make install

# Since /usr/local/bin isn't always in $PATH, let's symlink
ln -s /usr/local/bin/redis-cli /usr/bin/redis-cli

# Copy and modify redis configuration file
mkdir -p /etc/redis /var/redis/data
chmod 770 /var/redis/data
cp redis.conf /etc/redis/redis.conf
sed -i "s/^bind .*/bind 127.0.0.1/" /etc/redis/redis.conf
sed -i "s/^daemonize .*/daemonize yes/" /etc/redis/redis.conf
sed -i "s/^logfile .*/logfile \"\/var\/log\/redis.log\"/" /etc/redis/redis.conf
sed -i 's/^dir .*/dir \/var\/redis\/data/' /etc/redis/redis.conf

# In our case, we'd rather write to Redis even if it can't persist to disk in the background, than just silently not write at all..
sed -i 's/^stop-writes-on-bgsave-error .*/stop-writes-on-bgsave-error no/' /etc/redis/redis.conf

# Service init script
wget https://raw.githubusercontent.com/edm-org/install-redis-amazon-linux-centos/master/redis-server
mv redis-server /etc/init.d
chmod 755 /etc/init.d/redis-server

# Create the redis user and group and set dir ownership+permissions
groupadd redis
adduser --system -g redis --no-create-home redis
chown redis:redis /var/redis/data

# Start Redis
service redis-server start

# Enable Redis to Start at Boot
chkconfig redis-server on