def start_provision():
    """
    Start server provisioning
    """
    # Create a new directory for a new remote server
    env.ssh_keys_name = os.path.join(
        env.ssh_keys_dir, env.host_string + '_prod_key')
    local('ssh-keygen -t rsa -b 2048 -f {0}'.format(env.ssh_keys_name))
    local('cp {0} {1}/authorized_keys'.format(
        env.ssh_keys_name + '.pub', env.ssh_keys_dir))
    # Prevent root SSHing into the remote server
    sed('/etc/ssh/sshd_config', '^UsePAM yes', 'UsePAM no')
    sed('/etc/ssh/sshd_config', '^PermitRootLogin yes',
        'PermitRootLogin no')
    sed('/etc/ssh/sshd_config', '^#PasswordAuthentication yes',
        'PasswordAuthentication no')

    install_ansible_dependencies()
    create_deployer_group()
    create_deployer_user()
    upload_keys()
    set_selinux_permissive()
    run('service sshd reload')
    upgrade_server()