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community.general/plugins/modules/cloud/misc/helm.py
LucasBoisserie aadc6cd66d
Deprecated Helm module (#115)
Helm module is deprecated in favor of a new helm module from community.kubernetes.
2020-05-18 14:15:40 +05:30

209 lines
5.4 KiB
Python

#!/usr/bin/python
# (c) 2016, Flavio Percoco <flavio@redhat.com>
#
# 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
DOCUMENTATION = '''
---
deprecated:
removed_in: '2.14'
why: For more details https://github.com/ansible/ansible/issues/61546.
alternative: Use M(helm) in kubernetes collection instead.
module: helm
short_description: Manages Kubernetes packages with the Helm package manager
author: "Flavio Percoco (@flaper87)"
description:
- Install, upgrade, delete and list packages with the Helm package manager.
requirements:
- "pyhelm"
- "grpcio"
options:
host:
description:
- Tiller's server host.
default: "localhost"
port:
description:
- Tiller's server port.
default: 44134
namespace:
description:
- Kubernetes namespace where the chart should be installed.
default: "default"
name:
description:
- Release name to manage.
state:
description:
- Whether to install C(present), remove C(absent), or purge C(purged) a package.
choices: ['absent', 'purged', 'present']
default: "present"
chart:
description: |
A map describing the chart to install. See examples for available options.
default: {}
values:
description:
- A map of value options for the chart.
default: {}
disable_hooks:
description:
- Whether to disable hooks during the uninstall process.
type: bool
default: 'no'
'''
RETURN = ''' # '''
EXAMPLES = '''
- name: Install helm chart
helm:
host: localhost
chart:
name: memcached
version: 0.4.0
source:
type: repo
location: https://kubernetes-charts.storage.googleapis.com
state: present
name: my-memcached
namespace: default
- name: Uninstall helm chart
helm:
host: localhost
state: absent
name: my-memcached
- name: Install helm chart from a git repo
helm:
host: localhost
chart:
source:
type: git
location: https://github.com/user/helm-chart.git
state: present
name: my-example
namespace: default
values:
foo: "bar"
- name: Install helm chart from a git repo specifying path
helm:
host: localhost
chart:
source:
type: git
location: https://github.com/helm/charts.git
path: stable/memcached
state: present
name: my-memcached
namespace: default
values: "{{ lookup('file', '/path/to/file/values.yaml') | from_yaml }}"
'''
import traceback
HELM_IMPORT_ERR = None
try:
import grpc
from pyhelm import tiller
from pyhelm import chartbuilder
except ImportError:
HELM_IMPORT_ERR = traceback.format_exc()
from ansible.module_utils.basic import AnsibleModule, missing_required_lib
def install(module, tserver):
changed = False
params = module.params
name = params['name']
values = params['values']
chart = module.params['chart']
namespace = module.params['namespace']
chartb = chartbuilder.ChartBuilder(chart)
r_matches = (x for x in tserver.list_releases()
if x.name == name and x.namespace == namespace)
installed_release = next(r_matches, None)
if installed_release:
if installed_release.chart.metadata.version != chart['version']:
tserver.update_release(chartb.get_helm_chart(), False,
namespace, name=name, values=values)
changed = True
else:
tserver.install_release(chartb.get_helm_chart(), namespace,
dry_run=False, name=name,
values=values)
changed = True
return dict(changed=changed)
def delete(module, tserver, purge=False):
changed = False
params = module.params
if not module.params['name']:
module.fail_json(msg='Missing required field name')
name = module.params['name']
disable_hooks = params['disable_hooks']
try:
tserver.uninstall_release(name, disable_hooks, purge)
changed = True
except grpc._channel._Rendezvous as exc:
if 'not found' not in str(exc):
raise exc
return dict(changed=changed)
def main():
"""The main function."""
module = AnsibleModule(
argument_spec=dict(
host=dict(type='str', default='localhost'),
port=dict(type='int', default=44134),
name=dict(type='str', default=''),
chart=dict(type='dict'),
state=dict(
choices=['absent', 'purged', 'present'],
default='present'
),
# Install options
values=dict(type='dict'),
namespace=dict(type='str', default='default'),
# Uninstall options
disable_hooks=dict(type='bool', default=False),
),
supports_check_mode=True)
if HELM_IMPORT_ERR:
module.fail_json(msg=missing_required_lib('pyhelm'), exception=HELM_IMPORT_ERR)
host = module.params['host']
port = module.params['port']
state = module.params['state']
tserver = tiller.Tiller(host, port)
if state == 'present':
rst = install(module, tserver)
if state in 'absent':
rst = delete(module, tserver)
if state in 'purged':
rst = delete(module, tserver, True)
module.exit_json(**rst)
if __name__ == '__main__':
main()