OpenStack Yoga : Configure Cinder (Storage Node)2022/06/10

Install OpenStack Block Storage (Cinder).

This example is based on the environment like follows.

------------+-----------------------------+-----------------------------+------------
            |                             |                             |
        eth0|10.0.0.30                eth0|10.0.0.50                eth0|10.0.0.51
+-----------+-----------+     +-----------+-----------+     +-----------+-----------+
|   [ dlp.srv.world ]   |     | [ network.srv.world ] |     |  [ node01.srv.world ] |
|     (Control Node)    |     |     (Storage Node)    |     |     (Compute Node)    |
|                       |     |                       |     |                       |
|  MariaDB    RabbitMQ  |     |      Open vSwitch     |     |        Libvirt        |
|  Memcached  httpd     |     |     Neutron Server    |     |      Nova Compute     |
|  Keystone   Glance    |     |      OVN-Northd       |     |      Open vSwitch     |
|  Nova API             |     |     Cinder Volume     |     |   OVN Metadata Agent  |
|  Cinder API           |     |                       |     |     OVN-Controller    |
+-----------------------+     +-----------------------+     +-----------------------+

[1]	Install Cinder Volume service.

# install from Yoga, EPEL, CRB

[root@network ~]#

dnf --enablerepo=centos-openstack-yoga,epel,crb -y install openstack-cinder targetcli

[2]	Configure Cinder Volume.

[root@network ~]#

mv /etc/cinder/cinder.conf /etc/cinder/cinder.conf.org

[root@network ~]#

vi /etc/cinder/cinder.conf

# create new

[DEFAULT]
# define IP address
my_ip = 10.0.0.50
rootwrap_config = /etc/cinder/rootwrap.conf
api_paste_confg = /etc/cinder/api-paste.ini
state_path = /var/lib/cinder
auth_strategy = keystone
# RabbitMQ connection info
transport_url = rabbit://openstack:password@dlp.srv.world
enable_v3_api = True
# Glance connection info
glance_api_servers = https://dlp.srv.world:9292

# MariaDB connection info
[database]
connection = mysql+pymysql://cinder:password@dlp.srv.world/cinder

# Keystone auth info
[keystone_authtoken]
www_authenticate_uri = https://dlp.srv.world:5000
auth_url = https://dlp.srv.world:5000
memcached_servers = dlp.srv.world:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = cinder
password = servicepassword
# if using self-signed certs on httpd Keystone, turn to [true]
insecure = false

[oslo_concurrency]
lock_path = $state_path/tmp

[root@network ~]#

chmod 640 /etc/cinder/cinder.conf

[root@network ~]#

chgrp cinder /etc/cinder/cinder.conf

[root@network ~]#

systemctl enable --now openstack-cinder-volume

[3]	If SELinux is enabled, change policy.

[root@network ~]#

vi iscsiadm.te

# create new

module iscsiadm 1.0;

require {
        type iscsid_t;
        type lsmd_plugin_exec_t;
        type systemd_notify_exec_t;
        type rsync_exec_t;
        type thumb_exec_t;
        type ssh_agent_exec_t;
        type checkpolicy_exec_t;
        type crontab_exec_t;
        type locate_exec_t;
        type conmon_exec_t;
        type NetworkManager_exec_t;
        type dmesg_exec_t;
        type mount_exec_t;
        type traceroute_exec_t;
        type neutron_t;
        type vlock_exec_t;
        type fusermount_exec_t;
        type login_exec_t;
        type su_exec_t;
        type cinder_backup_exec_t;
        type loadkeys_exec_t;
        type groupadd_exec_t;
        type systemd_hwdb_exec_t;
        type mandb_exec_t;
        type policykit_auth_exec_t;
        type hostname_exec_t;
        type passwd_exec_t;
        type systemd_passwd_agent_exec_t;
        type dbusd_exec_t;
        type virtd_exec_t;
        type cinder_volume_exec_t;
        type chronyc_exec_t;
        type systemd_systemctl_exec_t;
        type journalctl_exec_t;
        type ping_exec_t;
        type ssh_exec_t;
        type plymouth_exec_t;
        type gpg_exec_t;
        type devicekit_exec_t;
        type chfn_exec_t;
        type cinder_api_exec_t;
        type gpg_agent_exec_t;
        type kdumpctl_exec_t;
        type cinder_scheduler_exec_t;
        type ssh_keygen_exec_t;
        type systemd_tmpfiles_exec_t;
        type rpcbind_exec_t;
        type rpmdb_exec_t;
        type keepalived_exec_t;
        type virt_qemu_ga_exec_t;
        type container_runtime_exec_t;
        type lsmd_exec_t;
        class file getattr;
        class capability dac_override;
}

#============= iscsid_t ==============
allow iscsid_t self:capability dac_override;

#============= neutron_t ==============
allow neutron_t cinder_api_exec_t:file getattr;
allow neutron_t cinder_backup_exec_t:file getattr;
allow neutron_t cinder_scheduler_exec_t:file getattr;
allow neutron_t cinder_volume_exec_t:file getattr;
allow neutron_t rpcbind_exec_t:file getattr;
allow neutron_t virtd_exec_t:file getattr;

[root@network ~]#

checkmodule -m -M -o iscsiadm.mod iscsiadm.te

[root@network ~]#

semodule_package --outfile iscsiadm.pp --module iscsiadm.mod

[root@network ~]#

semodule -i iscsiadm.pp

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