Install RabbitMQ on RHEL/CentOS 5

install_rabbitmq_on_rhel5.sh

#!/bin/sh

#
# Install RabbitMQ on RHEL/CentOS 5
#

# Enable EPEL
wget -O /tmp/epel-release-5-4.noarch.rpm http://ftp.riken.jp/Linux/fedora/epel/5/i386/epel-release-5-4.noarch.rpm
rpm -ivh /tmp/epel-release-5-4.noarch.rpm

# Add Erlang repo
wget -O /etc/yum.repos.d/epel-erlang.repo http://repos.fedorapeople.org/repos/peter/erlang/epel-erlang.repo

# Download RabbitMQ
wget -O /tmp/rabbitmq-server-3.1.1-1.noarch.rpm http://www.rabbitmq.com/releases/rabbitmq-server/v3.1.1/rabbitmq-server-3.1.1-1.noarch.rpm

# Download Signing Key
wget -O ~/rabbitmq-signing-key-public.asc http://www.rabbitmq.com/rabbitmq-signing-key-public.asc
rpm --import /tmp/rabbitmq-signing-key-public.asc

# Install RabbitMQ
yum install /tmp/rabbitmq-server-3.1.1-1.noarch.rpm

#
# RabbitMQ Configuration
#

# Plugin
cat > /etc/rabbitmq/enabled_plugins << EOF
[rabbitmq_management].
EOF

# Configuration
cat > /etc/rabbitmq/rabbitmq.config << EOF
[
  {
    rabbit, [
      { vm_memory_high_watermark, 0.85 },
      { collect_statistics, coarse },
      { log_levels, [ { connection, error } ] },
      { default_user, <<"guest">> },
      { default_pass, <<"guest">> },
      { default_user_tags, [administrator] },
      { default_permissions, [<<".*">>, <<".*">>, <<".*">>] },
      { default_vhost, <<"/">> },
      { cluster_nodes, {['rabbit@node1', 'rabbit@node2'], ram}}
    ]
  }
].
EOF

#
# Environment Variable
#
cat > /etc/rabbitmq/rabbit-env.conf << EOF
RABBITMQ_NODE_PORT=5672
EOF

#
# Run!
#
# /sbin/service rabbitmq-server start

Thanks!
There's a small error on #18: ~/ instead of /tmp/

Perfect Installation for Amazon Linux too. Thanks fro sharing