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ansible/library/cloud/glance_image
Jan-Piet Mens 5c69918d53 DOCS: standardize on EXAMPLES (a.k.a. Docs-JumboPatch JetLag Edition) 
Migrated all examples: in DOCUMENTATION=''' string to standalone EXAMPLES=''' string
  Added deprecation warning to moduledev.rst and remove deprecated example from it
  Fixed up a few typos and uppercased some acronyms.
  add consistency to how EXAMPLES are formatted
2013-06-15 20:54:25 +02:00

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#!/usr/bin/python
# -*- coding: utf-8 -*-
# (c) 2013, Benno Joy <benno@ansibleworks.com>
#
# This module is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this software. If not, see <http://www.gnu.org/licenses/>.
DOCUMENTATION = '''
---
module: glance_image
short_description: Add/Delete images from glance
description:
- Add or Remove images from the glance repository.
options:
login_username:
description:
- login username to authenticate to keystone
required: true
default: admin
login_password:
description:
- Password of login user
required: true
default: 'yes'
login_tenant_name:
description:
- The tenant name of the login user
required: true
default: 'yes'
auth_url:
description:
- The keystone url for authentication
required: false
default: 'http://127.0.0.1:35357/v2.0/'
region_name:
description:
- Name of the region
required: false
default: None
state:
description:
- Indicate desired state of the resource
choices: ['present', 'absent']
default: present
name:
description:
- Name that has to be given to the image
required: true
default: None
disk_format:
description:
- The format of the disk that is getting uploaded
required: false
default: qcow2
container_format:
description:
- The format of the container
required: false
default: bare
owner:
description:
- The owner of the image
required: false
default: None
min_disk:
description:
- The minimum disk space required to deploy this image
required: false
default: None
min_ram:
description:
- The minimum ram required to deploy this image
required: false
default: None
is_public:
description:
- Wether the image can be accessed publicly
required: false
default: 'yes'
copy_from:
description:
- A url from where the image can be downloaded, mutually exclusive with file parameter
required: false
default: None
timeout:
description:
- The time to wait for the image process to complete in seconds
required: false
default: 180
file:
description:
- The path to the file which has to be uploaded, mutually exclusive with copy_from
required: false
default: None
requirements: ["glanceclient", "keystoneclient"]
'''
EXAMPLES = '''
# Upload an image from an HTTP URL
- glance_image: login_username=admin
login_password=passme
login_tenant_name=admin
name=cirros
container_format=bare
disk_format=qcow2
state=present
copy_from=http:launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img
'''
import time
try:
import glanceclient
from keystoneclient.v2_0 import client as ksclient
except ImportError:
print("failed=True msg='glanceclient and keystone client are required'")
def _get_ksclient(module, kwargs):
try:
client = ksclient.Client(username=kwargs.get('login_username'),
password=kwargs.get('login_password'),
tenant_name=kwargs.get('login_tenant_name'),
auth_url=kwargs.get('auth_url'))
except Exception as e:
module.fail_json(msg = "Error authenticating to the keystone: %s " % e.message)
return client
def _get_endpoint(module, client):
try:
endpoint = client.service_catalog.url_for(service_type='image', endpoint_type='publicURL')
except Exception as e:
module.fail_json(msg = "Error getting endpoint for glance: %s" % e.message)
return endpoint
def _get_glance_client(module, kwargs):
_ksclient = _get_ksclient(module, kwargs)
token = _ksclient.auth_token
endpoint =_get_endpoint(module, _ksclient)
kwargs = {
'token': token,
}
try:
client = glanceclient.Client('1', endpoint, **kwargs)
except Exception as e:
module.fail_json(msg = "Error in connecting to glance: %s" %e.message)
return client
def _glance_image_present(module, params, client):
try:
for image in client.images.list():
if image.name == params['name']:
return image.id
return None
except Exception as e:
module.fail_json(msg = "Error in fetching image list: %s" %e.message)
def _glance_image_create(module, params, client):
kwargs = {
'name': params.get('name'),
'disk_format': params.get('disk_format'),
'container_format': params.get('container_format'),
'owner': params.get('owner'),
'is_public': params.get('is_public'),
'copy_from': params.get('copy_from'),
}
try:
timeout = params.get('timeout')
expire = time.time() + timeout
image = client.images.create(**kwargs)
if not params['copy_from']:
image.update(data=open(params['file'], 'rb'))
while time.time() < expire:
image = client.images.get(image.id)
if image.status == 'active':
break
time.sleep(5)
except Exception as e:
module.fail_json(msg = "Error in creating image: %s" %e.message)
if image.status == 'active':
module.exit_json(changed = True, result = image.status, id=image.id)
else:
module.fail_json(msg = " The module timed out, please check manually " + image.status)
def _glance_delete_image(module, params, client):
try:
for image in client.images.list():
if image.name == params['name']:
client.images.delete(image)
except Exception as e:
module.fail_json(msg = "Error in deleting image: %s" %e.message)
module.exit_json(changed = True, result = "Deleted")
def main():
module = AnsibleModule(
argument_spec = dict(
login_username = dict(default='admin'),
login_password = dict(required=True),
login_tenant_name = dict(required=True),
auth_url = dict(default='http://127.0.0.1:35357/v2.0/'),
region_name = dict(default=None),
name = dict(required=True),
disk_format = dict(default='qcow2', choices=['aki', 'vhd', 'vmdk', 'raw', 'qcow2', 'vdi', 'iso']),
container_format = dict(default='bare', choices=['aki', 'ari', 'bare', 'ovf']),
owner = dict(default=None),
min_disk = dict(default=None),
min_ram = dict(default=None),
is_public = dict(default=True),
copy_from = dict(default= None),
timeout = dict(default=180),
file = dict(default=None),
state = dict(default='present', choices=['absent', 'present'])
),
mutually_exclusive = [['file','copy_from']],
)
if module.params['state'] == 'present':
if not module.params['file'] and not module.params['copy_from']:
module.fail_json(msg = "Either file or copy_from variable should be set to create the image")
client = _get_glance_client(module, module.params)
id = _glance_image_present(module, module.params, client)
if not id:
_glance_image_create(module, module.params, client)
module.exit_json(changed = False, id = id, result = "success")
if module.params['state'] == 'absent':
client = _get_glance_client(module, module.params)
id = _glance_image_present(module, module.params, client)
if not id:
module.exit_json(changed = False, result = "Success")
else:
_glance_delete_image(module, module.params, client)
# this is magic, see lib/ansible/module.params['common.py
#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
main()
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