Uninstalling from Ansible OpenStack

Uninstall Trilio Services

The Trilio Ansible OpenStack playbook can be run to uninstall the Trilio services.

cd /opt/openstack-ansible/playbooks
openstack-ansible os-tvault-install.yml --tags "tvault-all-uninstall"

Destroy Trilio Datamover API container

To cleanly remove the Trilio Datamover API container run the following Ansible playbook.

cd /opt/openstack-ansible/playbooks
openstack-ansible lxc-containers-destroy.yml --limit "DMPAI CONTAINER_NAME"

Clean openstack_user_config.yml

Remove the tvault-dmapi_hosts and tvault_compute_hosts entries from /etc/openstack_deploy/openstack_user_config.yml

#tvault-dmapi
tvault-dmapi_hosts:
  infra-1:
    ip: 172.26.0.3
  infra-2:
    ip: 172.26.0.4
    
#tvault-datamover
tvault_compute_hosts:
  infra-1:
    ip: 172.26.0.7
  infra-2:
    ip: 172.26.0.8

Remove Trilio haproxy settings in user_variables.yml

Remove Trilio Datamover API settings from /etc/openstack_deploy/user_variables.yml

# Datamover haproxy setting
haproxy_extra_services:
  - service:
      haproxy_service_name: datamover_service
      haproxy_backend_nodes: "{{ groups['dmapi_all'] | default([]) }}"
      haproxy_ssl: "{{ haproxy_ssl }}"
      haproxy_port: 8784
      haproxy_balance_type: http
      haproxy_backend_options:
        - "httpchk GET / HTTP/1.0\\r\\nUser-agent:\\ osa-haproxy-healthcheck"

Remove Trilio Datamover API inventory file

rm /opt/openstack-ansible/inventory/env.d/tvault-dmapi.yml

Remove Trilio Datamover API service endpoints

 source cloudadmin.rc
 openstack endpoint delete "internal datamover service endpoint_id"
 openstack endpoint delete "public datamover service endpoint_id"
 openstack endpoint delete "admin datamover service endpoint_id"

Delete Trilio Datamover API database and user

• Go inside galera container.

• Login as root user in mysql database engine.

• Drop dmapi database.

• Drop dmapi user

lxc-attach -n "GALERA CONTAINER NAME"
mysql -u root -p "root password"
DROP DATABASE dmapi;
DROP USER dmapi;

Remove dmapi rabbitmq user from rabbitmq container

• Go inside rabbitmq container.

• Delete dmapi user.

• Delete dmapi vhost.

lxc-attach -n "RABBITMQ CONTAINER NAME"
rabbitmqctl delete_user dmapi
rabbitmqctl delete_vhost /dmapi

Clean haproxy

Remove /etc/haproxy/conf.d/datamover_service file.

rm  /etc/haproxy/conf.d/datamover_service

Remove HAproxy configuration entry from /etc/haproxy/haproxy.cfg file.

frontend datamover_service-front-1
    bind ussuriubuntu.triliodata.demo:8784 ssl crt /etc/ssl/private/haproxy.pem ciphers ECDH+AESGCM:DH+AESGCM:ECDH+AES256:DH+AES256:ECDH+AES128:DH+AES:RSA+AESGCM:RSA+AES:!aNULL:!MD5:!DSS
    option httplog
    option forwardfor except 127.0.0.0/8
    reqadd X-Forwarded-Proto:\ https
    mode http
    default_backend datamover_service-back

frontend datamover_service-front-2
    bind 172.26.1.2:8784
    option httplog
    option forwardfor except 127.0.0.0/8
    mode http
    default_backend datamover_service-back


backend datamover_service-back
    mode http
    balance leastconn
    stick store-request src
    stick-table type ip size 256k expire 30m
    option forwardfor
    option httplog
    option httpchk GET / HTTP/1.0\r\nUser-agent:\ osa-haproxy-healthcheck


    server controller_dmapi_container-bf17d5b3 172.26.1.75:8784 check port 8784 inter 12000 rise 1 fall 1

Restart the HAproxy service.

systemctl restart haproxy

Remove certificates from Compute nodes

rm -rf /opt/config-certs/rabbitmq
rm -rf /opt/config-certs/s3

Destroy the Trilio VM Cluster

List all VMs running on the KVM node

virsh list

Destroy the Trilio VMs

virsh destroy <Trilio VM Name or ID>

Undefine the Trilio VMs

virsh undefine <Trilio VM name>

Delete the TrlioVault VM disk from KVM Host storage