CentOS Stream 8
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OpenStack Yoga : Configure Heat (Network Node)
2022/06/01
 
Install OpenStack Orchestration Service (Heat).
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)    |     |     (Network Node)    |     |     (Compute Node)    |
|                       |     |                       |     |                       |
|  MariaDB    RabbitMQ  |     |      Open vSwitch     |     |        Libvirt        |
|  Memcached  httpd     |     |     Neutron Server    |     |      Nova Compute     |
|  Keystone   Glance    |     |      OVN-Northd       |     |      Open vSwitch     |
|  Nova API  Cinder API |     |     Cinder Volume     |     |   OVN Metadata Agent  |
|                       |     |    Heat API/Engine    |     |     OVN-Controller    |
+-----------------------+     +-----------------------+     +-----------------------+

[1] Install Heat services on Network Node.
# install from Yoga, EPEL, PowerTools

[root@network ~]#
dnf --enablerepo=centos-openstack-yoga,powertools,epel -y install openstack-heat-api openstack-heat-api-cfn openstack-heat-engine python3-heatclient
[2] Configure Heat.
[root@network ~]#
mv /etc/heat/heat.conf /etc/heat/heat.conf.org

[root@network ~]#
vi /etc/heat/heat.conf
# create new

[DEFAULT]
deferred_auth_method = trusts
trusts_delegated_roles = heat_stack_owner
# specify Heat API Host
heat_metadata_server_url = http://network.srv.world:8000
heat_waitcondition_server_url = http://network.srv.world:8000/v1/waitcondition
heat_stack_user_role = heat_stack_user
# specify Heat domain name
stack_user_domain_name = heat
# specify Heat domain admin username
stack_domain_admin = heat_domain_admin
# specify Heat domain admin's password
stack_domain_admin_password = servicepassword
# RabbitMQ connection info
transport_url = rabbit://openstack:password@dlp.srv.world

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

# Keystone connection info
[clients_keystone]
auth_uri = https://dlp.srv.world:5000

# Keystone connection info
[ec2authtoken]
auth_uri = https://dlp.srv.world:5000

[heat_api]
bind_host = 10.0.0.50
bind_port = 8004

[heat_api_cfn]
bind_host = 10.0.0.50
bind_port = 8000

# 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 = heat
password = servicepassword
# if using self-signed certs on Apache httpd Keystone, turn to [true]
insecure = false

[trustee]
auth_url = https://dlp.srv.world:5000
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = heat
password = servicepassword

[root@network ~]#
chgrp heat /etc/heat/heat.conf

[root@network ~]#
chmod 640 /etc/heat/heat.conf

[root@network ~]#
su -s /bin/bash heat -c "heat-manage db_sync"

[root@network ~]#
systemctl enable --now openstack-heat-api openstack-heat-api-cfn openstack-heat-engine

[3] If Firewalld is running, allow service ports.
[root@network ~]#
firewall-cmd --add-port={8000/tcp,8004/tcp}

success
[root@network ~]#
firewall-cmd --runtime-to-permanent

success
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