Add oVirt ovirt_hosts and ovirt_storage_hosts_facts modules (#3225)

This commit is contained in:
Ondra Machacek 2016-11-18 15:23:11 +01:00 committed by Matt Clay
parent b4716df3ef
commit 36f1ecc5be
2 changed files with 417 additions and 0 deletions

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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (c) 2016 Red Hat, Inc.
#
# This file is part of Ansible
#
# Ansible 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.
#
# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
#
try:
import ovirtsdk4 as sdk
import ovirtsdk4.types as otypes
from ovirtsdk4.types import HostStatus as hoststate
except ImportError:
pass
from ansible.module_utils.ovirt import *
DOCUMENTATION = '''
---
module: ovirt_hosts
short_description: Module to manage hosts in oVirt
version_added: "2.3"
author: "Ondra Machacek (@machacekondra)"
description:
- "Module to manage hosts in oVirt"
options:
name:
description:
- "Name of the the host to manage."
required: true
state:
description:
- "State which should a host to be in after successful completion."
choices: ['present', 'absent', 'maintenance', 'upgraded', 'started', 'restarted', 'stopped']
default: present
comment:
description:
- "Description of the host."
cluster:
description:
- "Name of the cluster, where host should be created."
address:
description:
- "Host address. It can be either FQDN (preferred) or IP address."
password:
description:
- "Password of the root. It's required in case C(public_key) is set to I(False)."
public_key:
description:
- "I(True) if the public key should be used to authenticate to host."
- "It's required in case C(password) is not set."
default: False
aliases: ['ssh_public_key']
kdump_integration:
description:
- "Specify if host will have enabled Kdump integration."
choices: ['enabled', 'disabled']
default: enabled
spm_priority:
description:
- "SPM priority of the host. Integer value from 1 to 10, where higher number means higher priority."
override_iptables:
description:
- "If True host iptables will be overridden by host deploy script."
force:
description:
- "If True host will be forcibly moved to desired state."
default: False
extends_documentation_fragment: ovirt
'''
EXAMPLES = '''
# Examples don't contain auth parameter for simplicity,
# look at ovirt_auth module to see how to reuse authentication:
# Add host with username/password
- ovirt_hosts:
cluster: Default
name: myhost
address: 10.34.61.145
password: secret
# Add host using public key
- ovirt_hosts:
public_key: true
cluster: Default
name: myhost2
address: 10.34.61.145
# Maintenance
- ovirt_hosts:
state: maintenance
name: myhost
# Restart host using power management:
- ovirt_hosts:
state: restarted
name: myhost
# Upgrade host
- ovirt_hosts:
state: upgraded
name: myhost
# Remove host
- ovirt_hosts:
state: absent
name: myhost
force: True
'''
RETURN = '''
id:
description: ID of the host which is managed
returned: On success if host is found.
type: str
sample: 7de90f31-222c-436c-a1ca-7e655bd5b60c
host:
description: "Dictionary of all the host attributes. Host attributes can be found on your oVirt instance
at following url: https://ovirt.example.com/ovirt-engine/api/model#types/host."
returned: On success if host is found.
'''
class HostsModule(BaseModule):
def build_entity(self):
return otypes.Host(
name=self._module.params['name'],
cluster=otypes.Cluster(
name=self._module.params['cluster']
) if self._module.params['cluster'] else None,
comment=self._module.params['comment'],
address=self._module.params['address'],
root_password=self._module.params['password'],
ssh=otypes.Ssh(
authentication_method='publickey',
) if self._module.params['public_key'] else None,
kdump_status=otypes.KdumpStatus(
self._module.params['kdump_integration']
) if self._module.params['kdump_integration'] else None,
spm=otypes.Spm(
priority=self._module.params['spm_priority'],
) if self._module.params['spm_priority'] else None,
override_iptables=self._module.params['override_iptables'],
)
def update_check(self, entity):
return (
equal(self._module.params.get('comment'), entity.comment) and
equal(self._module.params.get('kdump_integration'), entity.kdump_status) and
equal(self._module.params.get('spm_priority'), entity.spm.priority)
)
def pre_remove(self, entity):
self.action(
entity=entity,
action='deactivate',
action_condition=lambda h: h.status != hoststate.MAINTENANCE,
wait_condition=lambda h: h.status == hoststate.MAINTENANCE,
)
def post_update(self, entity):
if entity.status != hoststate.UP:
if not self._module.check_mode:
self._service.host_service(entity.id).activate()
self.changed = True
def failed_state(host):
return host.status in [
hoststate.ERROR,
hoststate.INSTALL_FAILED,
hoststate.NON_RESPONSIVE,
hoststate.NON_OPERATIONAL,
]
def control_state(host_module):
host = host_module.search_entity()
if host is None:
return
state = host_module._module.params['state']
host_service = host_module._service.service(host.id)
if failed_state(host):
raise Exception("Not possible to manage host '%s'." % host.name)
elif host.status in [
hoststate.REBOOT,
hoststate.CONNECTING,
hoststate.INITIALIZING,
hoststate.INSTALLING,
hoststate.INSTALLING_OS,
]:
wait(
service=host_service,
condition=lambda host: host.status == hoststate.UP,
fail_condition=failed_state,
)
elif host.status == hoststate.PREPARING_FOR_MAINTENANCE:
wait(
service=host_service,
condition=lambda host: host.status == hoststate.MAINTENANCE,
fail_condition=failed_state,
)
def main():
argument_spec = ovirt_full_argument_spec(
state=dict(
choices=['present', 'absent', 'maintenance', 'upgraded', 'started', 'restarted', 'stopped'],
default='present',
),
name=dict(required=True),
comment=dict(default=None),
cluster=dict(default=None),
address=dict(default=None),
password=dict(default=None),
public_key=dict(default=False, type='bool', aliases=['ssh_public_key']),
kdump_integration=dict(default=None, choices=['enabled', 'disabled']),
spm_priority=dict(default=None, type='int'),
override_iptables=dict(default=None, type='bool'),
force=dict(default=False, type='bool'),
timeout=dict(default=600, type='int'),
)
module = AnsibleModule(
argument_spec=argument_spec,
supports_check_mode=True,
)
check_sdk(module)
try:
connection = create_connection(module.params.pop('auth'))
hosts_service = connection.system_service().hosts_service()
hosts_module = HostsModule(
connection=connection,
module=module,
service=hosts_service,
)
state = module.params['state']
control_state(hosts_module)
if state == 'present':
ret = hosts_module.create()
hosts_module.action(
action='activate',
action_condition=lambda h: h.status == hoststate.MAINTENANCE,
wait_condition=lambda h: h.status == hoststate.UP,
fail_condition=failed_state,
)
elif state == 'absent':
ret = hosts_module.remove()
elif state == 'maintenance':
ret = hosts_module.action(
action='deactivate',
action_condition=lambda h: h.status != hoststate.MAINTENANCE,
wait_condition=lambda h: h.status == hoststate.MAINTENANCE,
fail_condition=failed_state,
)
elif state == 'upgraded':
ret = hosts_module.action(
action='upgrade',
action_condition=lambda h: h.update_available,
wait_condition=lambda h: h.status == hoststate.UP,
fail_condition=failed_state,
)
elif state == 'started':
ret = hosts_module.action(
action='fence',
action_condition=lambda h: h.status == hoststate.DOWN,
wait_condition=lambda h: h.status in [hoststate.UP, hoststate.MAINTENANCE],
fail_condition=failed_state,
fence_type='start',
)
elif state == 'stopped':
hosts_module.action(
action='deactivate',
action_condition=lambda h: h.status not in [hoststate.MAINTENANCE, hoststate.DOWN],
wait_condition=lambda h: h.status in [hoststate.MAINTENANCE, hoststate.DOWN],
fail_condition=failed_state,
)
ret = hosts_module.action(
action='fence',
action_condition=lambda h: h.status != hoststate.DOWN,
wait_condition=lambda h: h.status == hoststate.DOWN,
fail_condition=failed_state,
fence_type='stop',
)
elif state == 'restarted':
ret = hosts_module.action(
action='fence',
wait_condition=lambda h: h.status == hoststate.UP,
fail_condition=failed_state,
fence_type='restart',
)
module.exit_json(**ret)
except Exception as e:
module.fail_json(msg=str(e))
finally:
connection.close(logout=False)
from ansible.module_utils.basic import *
if __name__ == "__main__":
main()

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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (c) 2016 Red Hat, Inc.
#
# This file is part of Ansible
#
# Ansible 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.
#
# Ansible 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 Ansible. If not, see <http://www.gnu.org/licenses/>.
#
try:
import ovirtsdk4 as sdk
except ImportError:
pass
from ansible.module_utils.ovirt import *
DOCUMENTATION = '''
---
module: ovirt_hosts_facts
short_description: Retrieve facts about one or more oVirt hosts
author: "Ondra Machacek (@machacekondra)"
version_added: "2.3"
description:
- "Retrieve facts about one or more oVirt hosts."
notes:
- "This module creates a new top-level C(ovirt_hosts) fact, which
contains a list of hosts."
options:
pattern:
description:
- "Search term which is accepted by oVirt search backend."
- "For example to search host X from datacenter Y use following pattern:
name=X and datacenter=Y"
extends_documentation_fragment: ovirt
'''
EXAMPLES = '''
# Examples don't contain auth parameter for simplicity,
# look at ovirt_auth module to see how to reuse authentication:
# Gather facts about all hosts which names start with C(host) and
# belong to data center C(west):
- ovirt_hosts_facts:
pattern: name=host* and datacenter=west
- debug:
var: ovirt_hosts
'''
RETURN = '''
ovirt_hosts:
description: "List of dictionaries describing the hosts. Host attribues are mapped to dictionary keys,
all hosts attributes can be found at following url: https://ovirt.example.com/ovirt-engine/api/model#types/host."
returned: On success.
type: list
'''
def main():
argument_spec = ovirt_full_argument_spec(
pattern=dict(default='', required=False),
)
module = AnsibleModule(argument_spec)
check_sdk(module)
try:
connection = create_connection(module.params.pop('auth'))
hosts_service = connection.system_service().hosts_service()
hosts = hosts_service.list(search=module.params['pattern'])
module.exit_json(
changed=False,
ansible_facts=dict(
ovirt_hosts=[
get_dict_of_struct(c) for c in hosts
],
),
)
except Exception as e:
module.fail_json(msg=str(e))
from ansible.module_utils.basic import *
if __name__ == '__main__':
main()