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multinodes

Provision openstack cloud with subnodes for multinode jobs

Requirements

This Ansible role allows sets up a particular amount of subnodes for reproducing CI jobs on them.

Role Variables

os_region: OS region, by default is taken from environment variable OS_REGION_NAME
os_tenant: OS tenant ID, by default is taken from environment variables OS_TENANT_ID
os_identity_api_version: OS identity API version, by default is taken from environment variable OS_IDENTITY_API_VERSION
os_password: OS password, by default is taken from environment variable OS_PASSWORD
os_auth_url: OS auth URL, by default is taken from environment variable OS_AUTH_URL
os_username: OS username, by default is taken from environment variable OS_USERNAME
os_tenant_name: OS tenant name, by default is taken from environment variable OS_TENANT_NAME
os_endpoint_type: OS endpoint type, by default is taken from environment variable OS_ENDPOINT_TYPE
prefix: (default: '') prefix for stack and hosts names
remove_previous_stack:: bool, (default: true) whether to remove previous stack with same name
stack_log: log file for this role
key_name: (default: multinode_admins) keypair name to inject into subnodes, if not present will be created from "key_location"
private_key_location: (default: ~/.ssh/id_rsa) users private key
key_location: (default: ~/.ssh/id_rsa.pub) users public key, used for creating keypair
stack_name: (default: multinode_stack) name of Heat stack to create
public_net_name:: (default: 38.145.32.0/22) name of public network on the cloud
private_net_name: (default: private_net) name of private network in stack
private_net_base: (default: 192.168.54) base IP range for private network
private_net_cidr: (default: 192.168.54.0/24) CIDR for private network
private_net_gateway: (default: 192.168.54.1) gateway address for private network
private_net_pool_start: (default: 192.168.54.5) DHCP pool start for private network
private_net_pool_end: "(default: 192.168.54.150) DHCP pool end for private network
subnode_count: (default: 2) how many nodes to create
subnode_flavor: (default: m1.large) flavor for nodes
subnode_groups: (default: subnodes) ansible host group names for subnodes
image_id: (default: last image from the cloud) Image ID or name in the cloud, by default it's image with property "latest" in public images in the cloud

Dependencies

No dependencies

Example Playbook

---
- name: Multinode
  hosts: localhost
  gather_facts: false
  roles:
    - role: multinodes

For deleting stack it's possible to run playbook with "--tags delete".

License

Apache 2.0

Author Information

RDO-CI Team

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