cloudstack: new module cs_host (#19331)

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René Moser 2017-01-05 16:28:42 +01:00 committed by GitHub
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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2016, René Moser <mail@renemoser.net>
#
# 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/>.
ANSIBLE_METADATA = {'status': ['preview'],
'supported_by': 'community',
'version': '1.0'}
DOCUMENTATION = '''
---
module: cs_host
short_description: Manages hosts on Apache CloudStack based clouds.
description:
- Create, update and remove hosts.
version_added: "2.3"
author: "René Moser (@resmo)"
options:
name:
description:
- Name of the host.
required: true
aliases: [ 'url' ]
username:
description:
- Username for the host.
- Required if C(state=present) and host does not yet exist.
required: false
default: null
password:
description:
- Password for the host.
- Required if C(state=present) and host does not yet exist.
required: false
default: null
pod:
description:
- Name of the pod.
- Required if C(state=present) and host does not yet exist.
required: false
default: null
cluster:
description:
- Name of the cluster.
required: false
default: null
hypervisor:
description:
- Name of the cluster.
- Required if C(state=present) and host does not yet exist.
choices: [ 'KVM', 'VMware', 'BareMetal', 'XenServer', 'LXC', 'HyperV', 'UCS', 'OVM', 'Simulator' ]
required: false
default: null
allocation_state:
description:
- Allocation state of the host.
choices: [ 'enabled', 'disabled' ]
required: false
default: null
host_tags:
description:
- Tags of the host.
required: false
default: null
state:
description:
- State of the host.
required: false
default: 'present'
choices: [ 'present', 'absent' ]
zone:
description:
- Name of the zone in which the host should be deployed.
- If not set, default zone is used.
required: false
default: null
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
# Ensure a host is present but disabled
- local_action:
module: cs_host
name: ix-pod01-esx01.example.com
cluster: vcenter.example.com/ch-zrh-ix/pod01-cluster01
pod: pod01
zone: ch-zrh-ix-01
hypervisor: VMware
allocation_state: disabled
host_tags:
- perf
- gpu
# Ensure an existing host is disabled
- local_action:
module: cs_host
name: ix-pod01-esx01.example.com
zone: ch-zrh-ix-01
allocation_state: disabled
# Ensure an existing host is disabled
- local_action:
module: cs_host
name: ix-pod01-esx01.example.com
zone: ch-zrh-ix-01
allocation_state: enabled
# Ensure a host is absent
- local_action:
module: cs_host
name: ix-pod01-esx01.example.com
zone: ch-zrh-ix-01
state: absent
'''
RETURN = '''
---
capabilities:
description: Capabilities of the host.
returned: success
type: string
sample: hvm
cluster:
description: Cluster of the host.
returned: success
type: string
sample: vcenter.example.com/zone/cluster01
cluster_type:
description: Type of the cluster of the host.
returned: success
type: string
sample: ExternalManaged
cpu_allocated:
description: Amount in percent of the host's CPU currently allocated.
returned: success
type: string
sample: 166.25%
cpu_number:
description: Number of CPUs of the host.
returned: success
type: string
sample: 24
cpu_sockets:
description: Number of CPU sockets of the host.
returned: success
type: int
sample: 2
cpu_speed:
description: CPU speed in Mhz
returned: success
type: int
sample: 1999
cpu_used:
description: Amount of the host's CPU currently used.
returned: success
type: string
sample: 33.6%
cpu_with_overprovisioning:
description: Amount of the host's CPU after applying the cpu.overprovisioning.factor.
returned: success
type: string
sample: 959520.0
created:
description: Date when the host was created.
returned: success
type: string
sample: 2015-05-03T15:05:51+0200
disconnected:
description: Date when the host was disconnected.
returned: success
type: string
sample: 2015-05-03T15:05:51+0200
disk_size_allocated:
description: Host's currently allocated disk size.
returned: success
type: int
sample: 2593
disk_size_total:
description: Total disk size of the host
returned: success
type: int
sample: 259300
events:
description: Events available for the host
returned: success
type: string
sample: "Ping; HostDown; AgentConnected; AgentDisconnected; PingTimeout; ShutdownRequested; Remove; StartAgentRebalance; ManagementServerDown"
ha_host:
description: Whether the host is a HA host.
returned: success
type: bool
sample: false
has_enough_capacity:
description: Whether the host has enough CPU and RAM capacity to migrate a VM to it.
returned: success
type: bool
sample: true
host_tags:
description: Comma-separated list of tags for the host.
returned: success
type: string
sample: "perf"
hypervisor:
description: Host's hypervisor.
returned: success
type: string
sample: VMware
hypervisor_version:
description: Hypervisor version.
returned: success
type: string
sample: 5.1
ip_address:
description: IP address of the host
returned: success
type: string
sample: 10.10.10.1
is_local_storage_active:
description: Whether the local storage is available or not.
returned: success
type: bool
sample: false
last_pinged:
description: Date and time the host was last pinged.
returned: success
type: string
sample: "1970-01-17T17:27:32+0100"
management_server_id:
description: Management server ID of the host.
returned: success
type: int
sample: 345050593418
memory_allocated:
description: Amount of the host's memory currently allocated.
returned: success
type: int
sample: 69793218560
memory_total:
description: Total of memory of the host.
returned: success
type: int
sample: 206085263360
memory_used:
description: Amount of the host's memory currently used.
returned: success
type: int
sample: 65504776192
name:
description: Name of the host.
returned: success
type: string
sample: esx32.example.com
network_kbs_read:
description: Incoming network traffic on the host.
returned: success
type: int
sample: 0
network_kbs_write:
description: Outgoing network traffic on the host.
returned: success
type: int
sample: 0
os_category:
description: OS category name of the host.
returned: success
type: string
sample: ...
out_of_band_management:
description: Host out-of-band management information.
returned: success
type: string
sample: ...
pod:
description: Pod name of the host.
returned: success
type: string
sample: Pod01
removed:
description: Date and time the host was removed.
returned: success
type: string
sample: "1970-01-17T17:27:32+0100"
resource_state:
description: Resource state of the host.
returned: success
type: string
sample: Enabled
state:
description: State of the host.
returned: success
type: string
sample: Up
suitable_for_migration:
description: |
Whether this host is suitable (has enough capacity and satisfies all
conditions like hosttags, max guests VM limit, etc) to migrate a VM to it
or not.
returned: success
type: string
sample: true
host_type:
description: Type of the host.
returned: success
type: string
sample: Routing
host_version:
description: Version of the host.
returned: success
type: string
sample: 4.5.2
gpu_group:
description: GPU cards present in the host.
returned: success
type: list
sample: []
zone:
description: Zone of the host.
returned: success
type: string
sample: zone01
'''
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.cloudstack import AnsibleCloudStack, CloudStackException, cs_argument_spec, cs_required_together, CS_HYPERVISORS
class AnsibleCloudStackHost(AnsibleCloudStack):
def __init__(self, module):
super(AnsibleCloudStackHost, self).__init__(module)
self.returns = {
'averageload': 'average_load',
'capabilities': 'capabilities',
'clustername': 'cluster',
'clustertype': 'cluster_type',
'cpuallocated': 'cpu_allocated',
'cpunumber': 'cpu_number',
'cpusockets': 'cpu_sockets',
'cpuspeed': 'cpu_speed',
'cpuused': 'cpu_used',
'cpuwithoverprovisioning': 'cpu_with_overprovisioning',
'disconnected': 'disconnected',
'details': 'details',
'disksizeallocated': 'disk_size_allocated',
'disksizetotal': 'disk_size_total',
'events': 'events',
'hahost': 'ha_host',
'hasenoughcapacity': 'has_enough_capacity',
'hosttags': 'host_tags',
'hypervisor': 'hypervisor',
'hypervisorversion': 'hypervisor_version',
'ipaddress': 'ip_address',
'islocalstorageactive': 'is_local_storage_active',
'lastpinged': 'last_pinged',
'managementserverid': 'management_server_id',
'memoryallocated': 'memory_allocated',
'memorytotal': 'memory_total',
'memoryused': 'memory_used',
'networkkbsread': 'network_kbs_read',
'networkkbswrite': 'network_kbs_write',
'oscategoryname': 'os_category',
'outofbandmanagement': 'out_of_band_management',
'podname': 'pod',
'removed': 'removed',
'resourcestate': 'resource_state',
'suitableformigration': 'suitable_for_migration',
'type': 'host_type',
'version': 'host_version',
'gpugroup': 'gpu_group',
}
self.allocation_states = {
'enabled': 'enable',
'disabled': 'disable',
}
def get_pod(self, key=None):
pod_name = self.module.params.get('pod')
if not pod_name:
return None
args = {
'name': pod_name,
'zoneid': self.get_zone(key='id'),
}
pods = self.cs.listPods(**args)
if pods:
return self._get_by_key(key, pods['pod'][0])
self.module.fail_json(msg="Pod %s not found" % pod_name)
def get_cluster(self, key=None):
cluster_name = self.module.params.get('cluster')
if not cluster_name:
return None
args = {
'name': cluster_name,
'zoneid': self.get_zone(key='id'),
}
clusters = self.cs.listClusters(**args)
if clusters:
return self._get_by_key(key, clusters['cluster'][0])
self.module.fail_json(msg="Cluster %s not found" % cluster_name)
def get_host_tags(self):
host_tags = self.module.params.get('host_tags')
if host_tags is None:
return None
return ','.join(host_tags)
def get_allocation_state(self):
allocation_state = self.module.params.get('allocation_state')
if allocation_state is None:
return None
return self.allocation_states[allocation_state]
def get_host(self):
host = None
args = {
'zoneid': self.get_zone(key='id'),
'name': self.module.params.get('name'),
}
hosts = self.cs.listHosts(**args)
if hosts:
host = hosts['host'][0]
return host
def present_host(self):
host = self.get_host()
if not host:
host = self._create_host(host)
else:
host = self._update_host(host)
return host
def _create_host(self, host):
required_params = [
'password',
'username',
'hypervisor',
'pod',
]
self.module.fail_on_missing_params(required_params=required_params)
self.result['changed'] = True
args = {
'hypervisor': self.module.params.get('hypervisor'),
'url': self.module.params.get('name'),
'username': self.module.params.get('username'),
'password': self.module.params.get('password'),
'podid': self.get_pod(key='id'),
'zoneid': self.get_zone(key='id'),
'clusterid': self.get_cluster(key='id'),
'allocationstate': self.get_allocation_state(),
'hosttags': self.get_host_tags(),
}
if not self.module.check_mode:
host = self.cs.addHost(**args)
if 'errortext' in host:
self.module.fail_json(msg="Failed: '%s'" % host['errortext'])
host = host['host']
return host
def _update_host(self, host):
args = {
'id': host['id'],
'hosttags': self.get_host_tags(),
'allocationstate': self.module.params.get('allocation_state'),
}
host['allocationstate'] = host['resourcestate'].lower()
if self.has_changed(args, host):
args['allocationstate'] = self.get_allocation_state()
self.result['changed'] = True
if not self.module.check_mode:
host = self.cs.updateHost(**args)
if 'errortext' in host:
self.module.fail_json(msg="Failed: '%s'" % host['errortext'])
host = host['host']
return host
def absent_host(self):
host = self.get_host()
if host:
self.result['changed'] = True
args = {
'id': host['id'],
}
if not self.module.check_mode:
res = self.cs.deleteHost(**args)
if 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
return host
def main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
name=dict(required=True, aliases=['url']),
password=dict(default=None, not_log=True),
username=dict(default=None),
hypervisor=dict(choices=CS_HYPERVISORS, default=None),
allocation_state=dict(default=None),
pod=dict(default=None),
cluster=dict(default=None),
host_tags=dict(default=None, type='list'),
zone=dict(default=None),
state=dict(choices=['present', 'absent'], default='present'),
))
module = AnsibleModule(
argument_spec=argument_spec,
required_together=cs_required_together(),
supports_check_mode=True
)
try:
acs_host = AnsibleCloudStackHost(module)
state = module.params.get('state')
if state == 'absent':
host = acs_host.absent_host()
else:
host = acs_host.present_host()
result = acs_host.get_result(host)
except CloudStackException as e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
if __name__ == '__main__':
main()