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Adding tower_workflow_launch (#42701)

This commit is contained in:
John Westcott IV 2019-01-18 06:08:04 -05:00 committed by John R Barker
parent 9722254618
commit e1b7acde87
5 changed files with 389 additions and 0 deletions

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#!/usr/bin/python
# coding: utf-8 -*-
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: tower_workflow_launch
author: "John Westcott IV (@john-westcott-iv)"
version_added: "2.8"
short_description: Run a workflow in Ansible Tower
description:
- Launch an Ansible Tower workflows. See
U(https://www.ansible.com/tower) for an overview.
options:
workflow_template:
description:
- The name of the workflow template to run.
required: True
extra_vars:
description:
- Any extra vars required to launch the job.
required: False
wait:
description:
- Wait for the workflow to complete.
required: False
default: True
type: bool
timeout:
description:
- If waiting for the workflow to complete this will abort after this
- ammount of seconds
requirements:
- "python >= 2.6"
extends_documentation_fragment: tower
'''
RETURN = '''
tower_version:
description: The version of Tower we connected to
returned: If connection to Tower works
type: str
sample: '3.4.0'
job_info:
description: dictionnary containing information about the workflow executed
returned: If workflow launched
type: dict
'''
EXAMPLES = '''
- name: Launch a workflow
tower_workflow_launch:
name: "Test Workflow"
delegate_to: localhost
run_once: true
register: workflow_results
- name: Launch a Workflow with parameters without waiting
tower_workflow_launch:
workflow_template: "Test workflow"
extra_vars: "---\nmy: var"
wait: False
delegate_to: localhost
run_once: true
register: workflow_task_info
'''
from ansible.module_utils.ansible_tower import TowerModule, tower_auth_config
try:
import tower_cli
from tower_cli.api import client
from tower_cli.conf import settings
from tower_cli.exceptions import ServerError, ConnectionError, BadRequest, TowerCLIError
except ImportError:
pass
def main():
argument_spec = dict(
workflow_template=dict(required=True),
extra_vars=dict(required=False),
wait=dict(required=False, default=True, type='bool'),
timeout=dict(required=False, default=None, type='int'),
)
module = TowerModule(
argument_spec=argument_spec,
supports_check_mode=True
)
workflow_template = module.params.get('workflow_template')
extra_vars = module.params.get('extra_vars')
wait = module.params.get('wait')
timeout = module.params.get('timeout')
# If we are going to use this result to return we can consider ourselfs changed
result = dict(
changed=False,
msg='initial message'
)
tower_auth = tower_auth_config(module)
with settings.runtime_values(**tower_auth):
# First we will test the connection. This will be a test for both check and run mode
# Note, we are not using the tower_check_mode method here because we want to do more than just a ping test
# If we are in check mode we also want to validate that we can find the workflow
try:
ping_result = client.get('/ping').json()
# Stuff the version into the results as an FYI
result['tower_version'] = ping_result['version']
except(ServerError, ConnectionError, BadRequest) as excinfo:
result['msg'] = "Failed to reach Tower: {0}".format(excinfo)
module.fail_json(**result)
# Now that we know we can connect, lets verify that we can resolve the workflow_template
try:
workflow = tower_cli.get_resource("workflow").get(**{'name': workflow_template})
except TowerCLIError as e:
result['msg'] = "Failed to find workflow: {0}".format(e)
module.fail_json(**result)
# Since we were able to find the workflow, if we are in check mode we can return now
if module.check_mode:
result['msg'] = "Check mode passed"
module.exit_json(**result)
# We are no ready to run the workflow
try:
result['job_info'] = tower_cli.get_resource('workflow_job').launch(
workflow_job_template=workflow['id'],
monitor=False,
wait=wait,
timeout=timeout,
extra_vars=extra_vars
)
if wait:
# If we were waiting for a result we will fail if the workflow failed
if result['job_info']['failed']:
result['msg'] = "Workflow execution failed"
module.fail_json(**result)
else:
module.exit_json(**result)
# We were not waiting and there should be no way we can make it here without the workflow fired off so we can return a success
module.exit_json(**result)
except TowerCLIError as e:
result['msg'] = "Failed to execute workflow: {0}".format(e)
module.fail_json(**result)
if __name__ == '__main__':
main()

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cloud/tower
shippable/tower/group1

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[
{
"asset_relation": {
"workflow_nodes": [
{
"name": "node0",
"unified_job_type": "job",
"success_nodes": [
"node1"
],
"failure_nodes": [],
"unified_job_name": "Demo Job Template",
"always_nodes": []
},
{
"name": "node1",
"unified_job_type": "job",
"success_nodes": [],
"failure_nodes": [],
"unified_job_name": "Demo Job Template",
"always_nodes": []
}
],
"roles": [
{
"team": [],
"name": "Execute",
"user": []
},
{
"team": [],
"name": "Admin",
"user": []
},
{
"team": [],
"name": "Read",
"user": []
}
],
"survey_spec": {}
},
"asset_type": "workflow",
"name": "Success Workflow"
},
]

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- name: Get unified job template ID for Demo Job Template"
uri:
url: "https://{{ lookup('env', 'TOWER_HOST') }}/api/v2/unified_job_templates/?name=Demo+Job+Template"
method: GET
password: "{{ lookup('env', 'TOWER_PASSWORD') }}"
user: "{{ lookup('env', 'TOWER_USERNAME') }}"
validate_certs: False
register: unified_job
- name: Build workflow
uri:
url: "https://{{ lookup('env', 'TOWER_HOST') }}/api/v2/workflow_job_templates/"
body:
name: "Success Template"
variables: "---"
extra_vars: ""
body_format: 'json'
method: 'POST'
password: "{{ lookup('env', 'TOWER_PASSWORD') }}"
status_code: 201
user: "{{ lookup('env', 'TOWER_USERNAME') }}"
validate_certs: False
register: workflow
- name: Add a node
uri:
url: "https://{{ lookup('env', 'TOWER_HOST') }}/api/v2/workflow_job_templates/{{ workflow.json.id }}/workflow_nodes/"
body:
credential: null
diff_mode: null
extra_data: {}
inventory: null
job_tags: null
job_type: null
limit: null
skip_tags: null
unified_job_template: "{{ unified_job.json.results[0].id }}"
verbosity: null
body_format: 'json'
method: 'POST'
password: "{{ lookup('env', 'TOWER_PASSWORD') }}"
status_code: 201
user: "{{ lookup('env', 'TOWER_USERNAME') }}"
validate_certs: False
register: node1
- name: Add a node
uri:
url: "https://{{ lookup('env', 'TOWER_HOST') }}/api/v2/workflow_job_templates/{{ workflow.json.id }}/workflow_nodes/"
body:
credential: null
diff_mode: null
extra_data: {}
inventory: null
job_tags: null
job_type: null
limit: null
skip_tags: null
unified_job_template: "{{ unified_job.json.results[0].id }}"
verbosity: null
body_format: 'json'
method: 'POST'
password: "{{ lookup('env', 'TOWER_PASSWORD') }}"
status_code: 201
user: "{{ lookup('env', 'TOWER_USERNAME') }}"
validate_certs: False
register: node2
- name: "Link nodes {{ node2.json.id }} to {{ node1.json.id }}"
uri:
url: "https://{{ lookup('env', 'TOWER_HOST') }}/api/v2/workflow_job_template_nodes/{{ node1.json.id }}/success_nodes/"
body: '{ "id": {{ node2.json.id }} }'
body_format: 'json'
method: 'POST'
password: "{{ lookup('env', 'TOWER_PASSWORD') }}"
status_code: 204
user: "{{ lookup('env', 'TOWER_USERNAME') }}"
validate_certs: False

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- name: Run a workflow with no parameters
tower_workflow_launch:
tower_verify_ssl: False
ignore_errors: true
register: result1
- assert:
that:
- result1.failed
- "'missing required arguments' in result1.msg"
- name: Fail no connect to Tower server
tower_workflow_launch:
tower_host: 127.0.0.1:22
tower_verify_ssl: False
workflow_template: "Here"
ignore_errors: True
register: result2
- assert:
that:
- result2.failed
- "'Failed to reach Tower' in result2.msg"
- name: Connect to Tower server but request an invalid workflow
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: "Does Not Exist"
ignore_errors: true
register: result3
- assert:
that:
- result3.failed
- "'The requested object could not be found' in result3.msg"
- name: Connect to Tower in check_mode with a valid workflow name
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: "Success Workflow"
check_mode: True
ignore_errors: true
register: result4
- assert:
that:
- not result4.failed
- "'Check mode passed' in result4.msg"
- name: Connect to Tower in check_mode with a valid workflow id
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: 9999999
check_mode: True
ignore_errors: true
register: result5
- assert:
that:
- result5.failed
- "'The requested object could not be found' in result5.msg"
- name: Run the workflow without waiting (this should just give us back a job ID)
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: "Success Workflow"
wait: False
ignore_errors: True
register: result6
- assert:
that:
- not result6.failed
- "'id' in result6['job_info']"
- name: Kick off a workflow and wait for it
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: "Success Workflow"
ignore_errors: True
register: result7
- assert:
that:
- not result7.failed
- "'id' in result7['job_info']"
- name: Kick off a workflow and wait for it, but only for a second
tower_workflow_launch:
tower_verify_ssl: False
workflow_template: "Success Workflow"
timeout: 1
ignore_errors: True
register: result8
- assert:
that:
- result8.failed
- "'Monitoring aborted due to timeout' in result8.msg"