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---
# roles/juju-setup/main/tasks.yml
- name: Initialize Juju
command: juju generate-config
creates={{ ansible_user_dir }}/.juju/environments.yaml
- name: Create Juju config file from template
template:
src=environments.yaml.j2
dest={{ ansible_user_dir }}/.juju/environments.yaml
# Sometimes this fails yet the bootstrap eventually succeeds.
# Handle this case by waiting for juju_facts after this step.
- name: Bootstrap Juju
command: juju bootstrap
creates={{ ansible_user_dir }}/.juju/environments/manual.jenv
ignore_errors: yes
# Code for this is in library/juju_facts.py
- name: Obtain Juju Facts for creating machines
juju_facts:
register: result
until: result | success
retries: 40
delay: 15
- name: Copy over juju-config.yml for configuring Juju services
become: yes
template:
src={{ juju_config_name }}_juju_config.yml.j2
dest={{ juju_config_path }}
# check that containers are ready to be accessed, juju add-machine may error
- name: Check that machines are available for Juju
command: ansible containers -m ping -u ubuntu
tags:
- skip_ansible_lint # connectivity check
retries: 3
delay: 10
- name: Pause to allow juju to become ready
pause:
seconds: 15
# For setwise operations on desired vs Juju state:
# list of active juju_machines names: juju_machines.keys()
# list of active juju_services names: juju_services.keys()
- name: Add machines to Juju
when: "{{ head_lxd_list | map(attribute='service') | list | reject('undefined') | map('format_string', '%s.'~site_suffix ) | difference( juju_machines.keys() ) | length }}"
command: "juju add-machine ssh:{{ item }}"
with_items: "{{ head_lxd_list | map(attribute='service') | list | reject('undefined') | map('format_string', '%s.'~site_suffix ) | difference( juju_machines.keys() ) }}"
# run this again, so machines will be in the juju_machines list
- name: Obtain Juju Facts after machine creation
juju_facts:
register: result
until: result | success
retries: 3
delay: 15
- name: Deploy services that are hosted in their own VM
when: "{{ lxd_service_list | difference( juju_services.keys() ) | length }}"
command: "juju deploy {{ charm_versions[item] | default(item) }} --to {{ juju_machines[item~'.'~site_suffix]['machine_id'] }} --config={{ juju_config_path }}"
with_items: "{{ lxd_service_list | difference( juju_services.keys() ) }}"
- name: Deploy services that don't have their own VM
when: "{{ standalone_service_list | difference( juju_services.keys() ) | length }}"
command: "juju deploy {{ charm_versions[item] | default(item) }} --config={{ juju_config_path }}"
with_items: "{{ standalone_service_list | difference( juju_services.keys() ) }}"
- name: Create relations between services
command: "juju add-relation '{{ item.0.name }}' '{{ item.1 }}'"
register: juju_relation
failed_when: "juju_relation|failed and 'relation already exists' not in juju_relation.stderr"
with_subelements:
- "{{ service_relations }}"
- relations
tags:
- skip_ansible_lint # benign to do this more than once, hard to check for