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712 lines
24 KiB
Python
712 lines
24 KiB
Python
#!/usr/bin/python
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# This is a DOCUMENTATION stub specific to this module, it extends
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# a documentation fragment located in ansible.utils.module_docs_fragments
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DOCUMENTATION = '''
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---
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module: rax
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short_description: create / delete an instance in Rackspace Public Cloud
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description:
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- creates / deletes a Rackspace Public Cloud instance and optionally
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waits for it to be 'running'.
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version_added: "1.2"
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options:
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auto_increment:
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description:
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- Whether or not to increment a single number with the name of the
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created servers. Only applicable when used with the I(group) attribute
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or meta key.
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default: yes
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choices:
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- "yes"
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- "no"
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version_added: 1.5
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config_drive:
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description:
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- Attach read-only configuration drive to server as label config-2
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default: no
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choices:
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- "yes"
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- "no"
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version_added: 1.7
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count:
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description:
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- number of instances to launch
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default: 1
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version_added: 1.4
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count_offset:
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description:
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- number count to start at
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default: 1
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version_added: 1.4
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disk_config:
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description:
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- Disk partitioning strategy
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choices:
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- auto
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- manual
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version_added: '1.4'
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default: auto
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exact_count:
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description:
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- Explicitly ensure an exact count of instances, used with
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state=active/present
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default: no
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choices:
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- "yes"
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- "no"
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version_added: 1.4
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extra_client_args:
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description:
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- A hash of key/value pairs to be used when creating the cloudservers
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client. This is considered an advanced option, use it wisely and
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with caution.
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version_added: 1.6
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extra_create_args:
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description:
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- A hash of key/value pairs to be used when creating a new server.
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This is considered an advanced option, use it wisely and with caution.
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version_added: 1.6
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files:
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description:
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- Files to insert into the instance. remotefilename:localcontent
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default: null
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flavor:
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description:
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- flavor to use for the instance
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default: null
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group:
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description:
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- host group to assign to server, is also used for idempotent operations
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to ensure a specific number of instances
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version_added: 1.4
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image:
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description:
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- image to use for the instance. Can be an C(id), C(human_id) or C(name)
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default: null
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instance_ids:
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description:
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- list of instance ids, currently only used when state='absent' to
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remove instances
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version_added: 1.4
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key_name:
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description:
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- key pair to use on the instance
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default: null
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aliases:
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- keypair
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meta:
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description:
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- A hash of metadata to associate with the instance
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default: null
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name:
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description:
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- Name to give the instance
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default: null
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networks:
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description:
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- The network to attach to the instances. If specified, you must include
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ALL networks including the public and private interfaces. Can be C(id)
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or C(label).
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default:
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- public
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- private
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version_added: 1.4
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state:
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description:
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- Indicate desired state of the resource
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choices:
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- present
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- absent
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default: present
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user_data:
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description:
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- Data to be uploaded to the servers config drive. This option implies
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I(config_drive). Can be a file path or a string
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version_added: 1.7
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wait:
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description:
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- wait for the instance to be in state 'running' before returning
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default: "no"
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choices:
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- "yes"
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- "no"
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wait_timeout:
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description:
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- how long before wait gives up, in seconds
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default: 300
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author: Jesse Keating, Matt Martz
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extends_documentation_fragment: rackspace.openstack
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'''
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EXAMPLES = '''
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- name: Build a Cloud Server
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gather_facts: False
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tasks:
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- name: Server build request
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local_action:
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module: rax
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credentials: ~/.raxpub
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name: rax-test1
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flavor: 5
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image: b11d9567-e412-4255-96b9-bd63ab23bcfe
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key_name: my_rackspace_key
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files:
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/root/test.txt: /home/localuser/test.txt
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wait: yes
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state: present
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networks:
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- private
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- public
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register: rax
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- name: Build an exact count of cloud servers with incremented names
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hosts: local
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gather_facts: False
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tasks:
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- name: Server build requests
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local_action:
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module: rax
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credentials: ~/.raxpub
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name: test%03d.example.org
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flavor: performance1-1
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image: ubuntu-1204-lts-precise-pangolin
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state: present
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count: 10
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count_offset: 10
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exact_count: yes
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group: test
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wait: yes
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register: rax
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'''
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try:
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import pyrax
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HAS_PYRAX = True
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except ImportError:
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HAS_PYRAX = False
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def create(module, names=[], flavor=None, image=None, meta={}, key_name=None,
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files={}, wait=True, wait_timeout=300, disk_config=None,
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group=None, nics=[], extra_create_args={}, user_data=None,
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config_drive=False, existing=[]):
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cs = pyrax.cloudservers
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changed = False
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if user_data:
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config_drive = True
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if user_data and os.path.isfile(user_data):
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try:
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f = open(user_data)
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user_data = f.read()
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f.close()
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except Exception, e:
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module.fail_json(msg='Failed to load %s' % user_data)
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# Handle the file contents
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for rpath in files.keys():
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lpath = os.path.expanduser(files[rpath])
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try:
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fileobj = open(lpath, 'r')
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files[rpath] = fileobj.read()
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fileobj.close()
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except Exception, e:
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module.fail_json(msg='Failed to load %s' % lpath)
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try:
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servers = []
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for name in names:
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servers.append(cs.servers.create(name=name, image=image,
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flavor=flavor, meta=meta,
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key_name=key_name,
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files=files, nics=nics,
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disk_config=disk_config,
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config_drive=config_drive,
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userdata=user_data,
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**extra_create_args))
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except Exception, e:
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module.fail_json(msg='%s' % e.message)
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else:
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changed = True
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if wait:
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end_time = time.time() + wait_timeout
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infinite = wait_timeout == 0
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while infinite or time.time() < end_time:
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for server in servers:
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try:
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server.get()
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except:
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server.status == 'ERROR'
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if not filter(lambda s: s.status not in FINAL_STATUSES,
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servers):
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break
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time.sleep(5)
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success = []
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error = []
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timeout = []
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for server in servers:
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try:
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server.get()
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except:
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server.status == 'ERROR'
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instance = rax_to_dict(server, 'server')
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if server.status == 'ACTIVE' or not wait:
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success.append(instance)
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elif server.status == 'ERROR':
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error.append(instance)
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elif wait:
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timeout.append(instance)
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untouched = [rax_to_dict(s, 'server') for s in existing]
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instances = success + untouched
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results = {
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'changed': changed,
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'action': 'create',
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'instances': instances,
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'success': success,
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'error': error,
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'timeout': timeout,
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'instance_ids': {
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'instances': [i['id'] for i in instances],
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'success': [i['id'] for i in success],
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'error': [i['id'] for i in error],
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'timeout': [i['id'] for i in timeout]
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}
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}
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if timeout:
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results['msg'] = 'Timeout waiting for all servers to build'
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elif error:
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results['msg'] = 'Failed to build all servers'
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if 'msg' in results:
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module.fail_json(**results)
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else:
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module.exit_json(**results)
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def delete(module, instance_ids=[], wait=True, wait_timeout=300, kept=[]):
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cs = pyrax.cloudservers
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changed = False
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instances = {}
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servers = []
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for instance_id in instance_ids:
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servers.append(cs.servers.get(instance_id))
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for server in servers:
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try:
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server.delete()
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except Exception, e:
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module.fail_json(msg=e.message)
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else:
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changed = True
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instance = rax_to_dict(server, 'server')
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instances[instance['id']] = instance
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# If requested, wait for server deletion
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if wait:
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end_time = time.time() + wait_timeout
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infinite = wait_timeout == 0
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while infinite or time.time() < end_time:
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for server in servers:
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instance_id = server.id
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try:
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server.get()
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except:
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instances[instance_id]['status'] = 'DELETED'
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instances[instance_id]['rax_status'] = 'DELETED'
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if not filter(lambda s: s['status'] not in ('', 'DELETED',
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'ERROR'),
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instances.values()):
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break
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time.sleep(5)
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timeout = filter(lambda s: s['status'] not in ('', 'DELETED', 'ERROR'),
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instances.values())
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error = filter(lambda s: s['status'] in ('ERROR'),
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instances.values())
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success = filter(lambda s: s['status'] in ('', 'DELETED'),
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instances.values())
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instances = [rax_to_dict(s, 'server') for s in kept]
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results = {
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'changed': changed,
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'action': 'delete',
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'instances': instances,
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'success': success,
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'error': error,
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'timeout': timeout,
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'instance_ids': {
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'instances': [i['id'] for i in instances],
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'success': [i['id'] for i in success],
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'error': [i['id'] for i in error],
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'timeout': [i['id'] for i in timeout]
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}
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}
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if timeout:
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results['msg'] = 'Timeout waiting for all servers to delete'
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elif error:
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results['msg'] = 'Failed to delete all servers'
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if 'msg' in results:
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module.fail_json(**results)
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else:
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module.exit_json(**results)
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def cloudservers(module, state=None, name=None, flavor=None, image=None,
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meta={}, key_name=None, files={}, wait=True, wait_timeout=300,
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disk_config=None, count=1, group=None, instance_ids=[],
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exact_count=False, networks=[], count_offset=0,
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auto_increment=False, extra_create_args={}, user_data=None,
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config_drive=False):
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cs = pyrax.cloudservers
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cnw = pyrax.cloud_networks
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if not cnw:
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module.fail_json(msg='Failed to instantiate client. This '
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'typically indicates an invalid region or an '
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'incorrectly capitalized region name.')
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servers = []
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# Add the group meta key
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if group and 'group' not in meta:
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meta['group'] = group
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elif 'group' in meta and group is None:
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group = meta['group']
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# Normalize and ensure all metadata values are strings
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for k, v in meta.items():
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if isinstance(v, list):
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meta[k] = ','.join(['%s' % i for i in v])
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elif isinstance(v, dict):
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meta[k] = json.dumps(v)
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elif not isinstance(v, basestring):
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meta[k] = '%s' % v
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# When using state=absent with group, the absent block won't match the
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# names properly. Use the exact_count functionality to decrease the count
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# to the desired level
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was_absent = False
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if group is not None and state == 'absent':
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exact_count = True
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state = 'present'
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was_absent = True
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if image:
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image = rax_find_image(module, pyrax, image)
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nics = []
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if networks:
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for network in networks:
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nics.extend(rax_find_network(module, pyrax, network))
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# act on the state
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if state == 'present':
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for arg, value in dict(name=name, flavor=flavor,
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image=image).iteritems():
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if not value:
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module.fail_json(msg='%s is required for the "rax" module' %
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arg)
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# Idempotent ensurance of a specific count of servers
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if exact_count is not False:
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# See if we can find servers that match our options
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if group is None:
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module.fail_json(msg='"group" must be provided when using '
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'"exact_count"')
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else:
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if auto_increment:
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numbers = set()
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try:
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name % 0
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except TypeError, e:
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if e.message.startswith('not all'):
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name = '%s%%d' % name
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else:
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module.fail_json(msg=e.message)
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pattern = re.sub(r'%\d*[sd]', r'(\d+)', name)
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for server in cs.servers.list():
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if server.metadata.get('group') == group:
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servers.append(server)
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match = re.search(pattern, server.name)
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if match:
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number = int(match.group(1))
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numbers.add(number)
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number_range = xrange(count_offset, count_offset + count)
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available_numbers = list(set(number_range)
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.difference(numbers))
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else:
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for server in cs.servers.list():
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if server.metadata.get('group') == group:
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servers.append(server)
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# If state was absent but the count was changed,
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# assume we only wanted to remove that number of instances
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if was_absent:
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diff = len(servers) - count
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if diff < 0:
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count = 0
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else:
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count = diff
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if len(servers) > count:
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state = 'absent'
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kept = servers[:count]
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del servers[:count]
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instance_ids = []
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for server in servers:
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instance_ids.append(server.id)
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delete(module, instance_ids=instance_ids, wait=wait,
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wait_timeout=wait_timeout, kept=kept)
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elif len(servers) < count:
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if auto_increment:
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names = []
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name_slice = count - len(servers)
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numbers_to_use = available_numbers[:name_slice]
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for number in numbers_to_use:
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names.append(name % number)
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else:
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names = [name] * (count - len(servers))
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else:
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instances = []
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instance_ids = []
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for server in servers:
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instances.append(rax_to_dict(server, 'server'))
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instance_ids.append(server.id)
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module.exit_json(changed=False, action=None,
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instances=instances,
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success=[], error=[], timeout=[],
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instance_ids={'instances': instance_ids,
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'success': [], 'error': [],
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'timeout': []})
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else:
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if group is not None:
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if auto_increment:
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numbers = set()
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try:
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name % 0
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except TypeError, e:
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if e.message.startswith('not all'):
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name = '%s%%d' % name
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else:
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module.fail_json(msg=e.message)
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pattern = re.sub(r'%\d*[sd]', r'(\d+)', name)
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for server in cs.servers.list():
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if server.metadata.get('group') == group:
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servers.append(server)
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match = re.search(pattern, server.name)
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if match:
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number = int(match.group(1))
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numbers.add(number)
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number_range = xrange(count_offset,
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count_offset + count + len(numbers))
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available_numbers = list(set(number_range)
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.difference(numbers))
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names = []
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numbers_to_use = available_numbers[:count]
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for number in numbers_to_use:
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names.append(name % number)
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else:
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names = [name] * count
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else:
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search_opts = {
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'name': '^%s$' % name,
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'image': image,
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'flavor': flavor
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}
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servers = []
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for server in cs.servers.list(search_opts=search_opts):
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if server.metadata != meta:
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continue
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servers.append(server)
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if len(servers) >= count:
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instances = []
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for server in servers:
|
|
instances.append(rax_to_dict(server, 'server'))
|
|
|
|
instance_ids = [i['id'] for i in instances]
|
|
module.exit_json(changed=False, action=None,
|
|
instances=instances, success=[], error=[],
|
|
timeout=[],
|
|
instance_ids={'instances': instance_ids,
|
|
'success': [], 'error': [],
|
|
'timeout': []})
|
|
|
|
names = [name] * (count - len(servers))
|
|
|
|
create(module, names=names, flavor=flavor, image=image,
|
|
meta=meta, key_name=key_name, files=files, wait=wait,
|
|
wait_timeout=wait_timeout, disk_config=disk_config, group=group,
|
|
nics=nics, extra_create_args=extra_create_args,
|
|
user_data=user_data, config_drive=config_drive,
|
|
existing=servers)
|
|
|
|
elif state == 'absent':
|
|
if instance_ids is None:
|
|
for arg, value in dict(name=name, flavor=flavor,
|
|
image=image).iteritems():
|
|
if not value:
|
|
module.fail_json(msg='%s is required for the "rax" '
|
|
'module' % arg)
|
|
search_opts = {
|
|
'name': '^%s$' % name,
|
|
'image': image,
|
|
'flavor': flavor
|
|
}
|
|
for server in cs.servers.list(search_opts=search_opts):
|
|
if meta != server.metadata:
|
|
continue
|
|
servers.append(server)
|
|
|
|
instance_ids = []
|
|
for server in servers:
|
|
if len(instance_ids) < count:
|
|
instance_ids.append(server.id)
|
|
else:
|
|
break
|
|
|
|
if not instance_ids:
|
|
module.exit_json(changed=False, action=None, instances=[],
|
|
success=[], error=[], timeout=[],
|
|
instance_ids={'instances': [],
|
|
'success': [], 'error': [],
|
|
'timeout': []})
|
|
|
|
delete(module, instance_ids=instance_ids, wait=wait,
|
|
wait_timeout=wait_timeout)
|
|
|
|
|
|
def main():
|
|
argument_spec = rax_argument_spec()
|
|
argument_spec.update(
|
|
dict(
|
|
auto_increment=dict(default=True, type='bool'),
|
|
config_drive=dict(default=False, type='bool'),
|
|
count=dict(default=1, type='int'),
|
|
count_offset=dict(default=1, type='int'),
|
|
disk_config=dict(choices=['auto', 'manual']),
|
|
exact_count=dict(default=False, type='bool'),
|
|
extra_client_args=dict(type='dict', default={}),
|
|
extra_create_args=dict(type='dict', default={}),
|
|
files=dict(type='dict', default={}),
|
|
flavor=dict(),
|
|
group=dict(),
|
|
image=dict(),
|
|
instance_ids=dict(type='list'),
|
|
key_name=dict(aliases=['keypair']),
|
|
meta=dict(type='dict', default={}),
|
|
name=dict(),
|
|
networks=dict(type='list', default=['public', 'private']),
|
|
service=dict(),
|
|
state=dict(default='present', choices=['present', 'absent']),
|
|
user_data=dict(no_log=True),
|
|
wait=dict(default=False, type='bool'),
|
|
wait_timeout=dict(default=300),
|
|
)
|
|
)
|
|
|
|
module = AnsibleModule(
|
|
argument_spec=argument_spec,
|
|
required_together=rax_required_together(),
|
|
)
|
|
|
|
if not HAS_PYRAX:
|
|
module.fail_json(msg='pyrax is required for this module')
|
|
|
|
service = module.params.get('service')
|
|
|
|
if service is not None:
|
|
module.fail_json(msg='The "service" attribute has been deprecated, '
|
|
'please remove "service: cloudservers" from your '
|
|
'playbook pertaining to the "rax" module')
|
|
|
|
auto_increment = module.params.get('auto_increment')
|
|
config_drive = module.params.get('config_drive')
|
|
count = module.params.get('count')
|
|
count_offset = module.params.get('count_offset')
|
|
disk_config = module.params.get('disk_config')
|
|
if disk_config:
|
|
disk_config = disk_config.upper()
|
|
exact_count = module.params.get('exact_count', False)
|
|
extra_client_args = module.params.get('extra_client_args')
|
|
extra_create_args = module.params.get('extra_create_args')
|
|
files = module.params.get('files')
|
|
flavor = module.params.get('flavor')
|
|
group = module.params.get('group')
|
|
image = module.params.get('image')
|
|
instance_ids = module.params.get('instance_ids')
|
|
key_name = module.params.get('key_name')
|
|
meta = module.params.get('meta')
|
|
name = module.params.get('name')
|
|
networks = module.params.get('networks')
|
|
state = module.params.get('state')
|
|
user_data = module.params.get('user_data')
|
|
wait = module.params.get('wait')
|
|
wait_timeout = int(module.params.get('wait_timeout'))
|
|
|
|
setup_rax_module(module, pyrax)
|
|
|
|
if extra_client_args:
|
|
pyrax.cloudservers = pyrax.connect_to_cloudservers(
|
|
region=pyrax.cloudservers.client.region_name,
|
|
**extra_client_args)
|
|
client = pyrax.cloudservers.client
|
|
if 'bypass_url' in extra_client_args:
|
|
client.management_url = extra_client_args['bypass_url']
|
|
|
|
if pyrax.cloudservers is None:
|
|
module.fail_json(msg='Failed to instantiate client. This '
|
|
'typically indicates an invalid region or an '
|
|
'incorrectly capitalized region name.')
|
|
|
|
cloudservers(module, state=state, name=name, flavor=flavor,
|
|
image=image, meta=meta, key_name=key_name, files=files,
|
|
wait=wait, wait_timeout=wait_timeout, disk_config=disk_config,
|
|
count=count, group=group, instance_ids=instance_ids,
|
|
exact_count=exact_count, networks=networks,
|
|
count_offset=count_offset, auto_increment=auto_increment,
|
|
extra_create_args=extra_create_args, user_data=user_data,
|
|
config_drive=config_drive)
|
|
|
|
|
|
# import module snippets
|
|
from ansible.module_utils.basic import *
|
|
from ansible.module_utils.rax import *
|
|
|
|
# invoke the module
|
|
main()
|