25.5. Prerequisites
Ensure that you do the following before using Red Hat Gluster Storage Object Store.
- Ensure that the openstack-swift-* and swiftonfile packages have matching version numbers.
# rpm -qa | grep swift openstack-swift-container-1.13.1-6.el7ost.noarch openstack-swift-object-1.13.1-6.el7ost.noarch swiftonfile-1.13.1-6.el7rhgs.noarch openstack-swift-proxy-1.13.1-6.el7ost.noarch openstack-swift-doc-1.13.1-6.el7ost.noarch openstack-swift-1.13.1-6.el7ost.noarch openstack-swift-account-1.13.1-6.el7ost.noarch
- Ensure that SELinux is in permissive mode.
# sestatus SELinux status: enabled SELinuxfs mount: /sys/fs/selinux SELinux root directory: /etc/selinux Loaded policy name: targeted Current mode: permissive Mode from config file: permissive Policy MLS status: enabled Policy deny_unknown status: allowed Max kernel policy version: 28
If theCurrent modeandMode from config filefields are not set topermissive, run the following commands to set SELinux into permissive mode persistently, and reboot to ensure that the configuration takes effect.# setenforce 1 # reboot
- Ensure that the gluster-swift services are owned by and run as the
rootuser, not theswiftuser as in a typical OpenStack installation.# cd /usr/lib/systemd/system # sed -i s/User=swift/User=root/ openstack-swift-proxy.service openstack-swift-account.service openstack-swift-container.service openstack-swift-object.service openstack-swift-object-expirer.service
- Start the
memcachedservice:# service memcached start
- Ensure that the ports for the Object, Container, Account, and Proxy servers are open. Note that the ports used for these servers are configurable. The ports listed in Table 25.1, “Ports required for Red Hat Gluster Storage Object Store” are the default values.
Table 25.1. Ports required for Red Hat Gluster Storage Object Store Server Port Object Server 6010 Container Server 6011 Account Server 6012 Proxy Server (HTTPS) 443 Proxy Server (HTTP) 8080 - Create and mount a Red Hat Gluster Storage volume for use as a Swift Account. For information on creating Red Hat Gluster Storage volumes, see Chapter 6, Red Hat Gluster Storage Volumes . For information on mounting Red Hat Gluster Storage volumes, see Chapter 7, Accessing Data - Setting Up Clients .
