Install MongoDB from source on Fedora/RedHat based Linux with SystemD

mongodb-install.sh

#!/bin/sh

# MongoDB Version
MONGODB_VER='2.2.2'

# Get all the dependencies up to date
yum -y update
yum -y install scons gcc-c++ glibc-devel

# Get the source
cd /usr/local/src/
wget http://downloads.mongodb.org/src/mongodb-src-r$MONGODB_VER.tar.gz
tar xfz mongodb-src-r$MONGODB_VER.tar.gz
cd mongodb-src-r$MONGODB_VER

# Compile and Install
scons all
scons install

# Create the SystemD dependant files
echo '[Unit]
Description=High-performance, schema-free document-oriented database
After=syslog.target network.target
 
[Service]
Type=forking
User=mongod
Group=mongod
PIDFile=/var/run/mongodb/mongod.pid
EnvironmentFile=/etc/sysconfig/mongod
ExecStart=/usr/local/bin/mongod $OPTIONS run
 
[Install]
WantedBy=multi-user.target' > /lib/systemd/system/mongod.service

echo 'OPTIONS="--quiet -f /etc/mongod.conf"' > /etc/sysconfig/mongod

# Setup the required user and group
useradd -r -U mongod

# Setup the required directories
mkdir -p /var/run/mongodb/
mkdir -p /var/log/mongo/
mkdir -p /var/lib/mongo/
chown mongod:mongod /var/run/mongodb/
chown mongod:mongod /var/log/mongo/
chown mongod:mongod /var/lib/mongo/
chmod 0755 /var/log/mongo/
chmod 0755 /var/run/mongodb/
chmod 0755 /var/lib/mongo

# Start the new service and enable it on boot
systemctl --system daemon-reload
systemctl start mongod.service
systemctl enable mongod.service