CentOS Stream 8
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OpenStack Xena : Configure Heat (Network Node)2021/11/24

 
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
+-----------+-----------+   +-----------+-----------+   +-----------+-----------+
|    [ 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 Volume     |   |   OVN Metadata Agent  |
|  Cinder API           |   |      iSCSI Target     |   |     OVN-Controller    |
|                       |   |     Heat API/Engine   |   |                       |
+-----------------------+   +-----------------------+   +-----------------------+

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

[root@network ~]#
dnf --enablerepo=centos-openstack-xena,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://10.0.0.50:8000
heat_waitcondition_server_url = http://10.0.0.50:8000/v1/waitcondition
heat_watch_server_url = http://10.0.0.50:8003
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@10.0.0.30

# MariaDB connection info
[database]
connection = mysql+pymysql://heat:password@10.0.0.30/heat

# Keystone auth info
[clients_keystone]
auth_uri = http://10.0.0.30:5000

# Keystone auth info
[ec2authtoken]
auth_uri = http://10.0.0.30:5000

[heat_api]
bind_host = 0.0.0.0
bind_port = 8004

[heat_api_cfn]
bind_host = 0.0.0.0
bind_port = 8000

# Keystone auth info
[keystone_authtoken]
www_authenticate_uri = http://10.0.0.30:5000
auth_url = http://10.0.0.30:5000
memcached_servers = 10.0.0.30:11211
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = heat
password = servicepassword

[trustee]
auth_plugin = password
auth_url = http://10.0.0.30:5000
username = heat
password = servicepassword
user_domain_name = default

[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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