mirror of
https://github.com/ansible-collections/community.general.git
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581 lines
26 KiB
Python
581 lines
26 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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#
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# Copyright (c) 2016 Red Hat, Inc.
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#
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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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#
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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---
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module: ovirt_cluster
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short_description: Module to manage clusters in oVirt/RHV
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version_added: "2.3"
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author: "Ondra Machacek (@machacekondra)"
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description:
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- "Module to manage clusters in oVirt/RHV"
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options:
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name:
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description:
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- "Name of the cluster to manage."
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required: true
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state:
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description:
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- "Should the cluster be present or absent"
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choices: ['present', 'absent']
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default: present
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data_center:
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description:
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- "Datacenter name where cluster reside."
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description:
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description:
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- "Description of the cluster."
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comment:
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description:
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- "Comment of the cluster."
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network:
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description:
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- "Management network of cluster to access cluster hosts."
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ballooning:
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description:
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- "If I(True) enable memory balloon optimization. Memory balloon is used to
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re-distribute / reclaim the host memory based on VM needs
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in a dynamic way."
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virt:
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description:
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- "If I(True), hosts in this cluster will be used to run virtual machines."
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gluster:
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description:
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- "If I(True), hosts in this cluster will be used as Gluster Storage
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server nodes, and not for running virtual machines."
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- "By default the cluster is created for virtual machine hosts."
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threads_as_cores:
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description:
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- "If I(True) the exposed host threads would be treated as cores
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which can be utilized by virtual machines."
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ksm:
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description:
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- "I I(True) MoM enables to run Kernel Same-page Merging I(KSM) when
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necessary and when it can yield a memory saving benefit that
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outweighs its CPU cost."
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ksm_numa:
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description:
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- "If I(True) enables KSM C(ksm) for best berformance inside NUMA nodes."
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ha_reservation:
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description:
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- "If I(True) enable the oVirt/RHV to monitor cluster capacity for highly
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available virtual machines."
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trusted_service:
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description:
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- "If (True) enable integration with an OpenAttestation server."
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vm_reason:
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description:
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- "If I(True) enable an optional reason field when a virtual machine
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is shut down from the Manager, allowing the administrator to
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provide an explanation for the maintenance."
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host_reason:
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description:
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- "If I(True) enable an optional reason field when a host is placed
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into maintenance mode from the Manager, allowing the administrator
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to provide an explanation for the maintenance."
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memory_policy:
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description:
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- "I(disabled) - Disables memory page sharing."
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- "I(server) - Sets the memory page sharing threshold to 150% of the system memory on each host."
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- "I(desktop) - Sets the memory page sharing threshold to 200% of the system memory on each host."
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choices: ['disabled', 'server', 'desktop']
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rng_sources:
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description:
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- "List that specify the random number generator devices that all hosts in the cluster will use."
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- "Supported generators are: I(hwrng) and I(random)."
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spice_proxy:
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description:
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- "The proxy by which the SPICE client will connect to virtual machines."
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- "The address must be in the following format: I(protocol://[host]:[port])"
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fence_enabled:
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description:
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- "If I(True) enables fencing on the cluster."
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- "Fencing is enabled by default."
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fence_skip_if_sd_active:
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description:
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- "If I(True) any hosts in the cluster that are Non Responsive
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and still connected to storage will not be fenced."
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fence_skip_if_connectivity_broken:
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description:
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- "If I(True) fencing will be temporarily disabled if the percentage
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of hosts in the cluster that are experiencing connectivity issues
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is greater than or equal to the defined threshold."
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- "The threshold can be specified by C(fence_connectivity_threshold)."
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fence_connectivity_threshold:
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description:
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- "The threshold used by C(fence_skip_if_connectivity_broken)."
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resilience_policy:
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description:
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- "The resilience policy defines how the virtual machines are prioritized in the migration."
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- "Following values are supported:"
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- "C(do_not_migrate) - Prevents virtual machines from being migrated. "
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- "C(migrate) - Migrates all virtual machines in order of their defined priority."
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- "C(migrate_highly_available) - Migrates only highly available virtual machines to prevent overloading other hosts."
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choices: ['do_not_migrate', 'migrate', 'migrate_highly_available']
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migration_bandwidth:
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description:
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- "The bandwidth settings define the maximum bandwidth of both outgoing and incoming migrations per host."
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- "Following bandwidth options are supported:"
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- "C(auto) - Bandwidth is copied from the I(rate limit) [Mbps] setting in the data center host network QoS."
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- "C(hypervisor_default) - Bandwidth is controlled by local VDSM setting on sending host."
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- "C(custom) - Defined by user (in Mbps)."
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choices: ['auto', 'hypervisor_default', 'custom']
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migration_bandwidth_limit:
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description:
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- "Set the I(custom) migration bandwidth limit."
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- "This parameter is used only when C(migration_bandwidth) is I(custom)."
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migration_auto_converge:
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description:
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- "If I(True) auto-convergence is used during live migration of virtual machines."
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- "Used only when C(migration_policy) is set to I(legacy)."
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- "Following options are supported:"
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- "C(true) - Override the global setting to I(true)."
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- "C(false) - Override the global setting to I(false)."
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- "C(inherit) - Use value which is set globally."
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choices: ['true', 'false', 'inherit']
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migration_compressed:
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description:
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- "If I(True) compression is used during live migration of the virtual machine."
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- "Used only when C(migration_policy) is set to I(legacy)."
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- "Following options are supported:"
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- "C(true) - Override the global setting to I(true)."
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- "C(false) - Override the global setting to I(false)."
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- "C(inherit) - Use value which is set globally."
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choices: ['true', 'false', 'inherit']
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migration_policy:
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description:
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- "A migration policy defines the conditions for live migrating
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virtual machines in the event of host failure."
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- "Following policies are supported:"
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- "C(legacy) - Legacy behavior of 3.6 version."
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- "C(minimal_downtime) - Virtual machines should not experience any significant downtime."
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- "C(suspend_workload) - Virtual machines may experience a more significant downtime."
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- "C(post_copy) - Virtual machines should not experience any significant downtime.
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If the VM migration is not converging for a long time, the migration will be switched to post-copy.
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Added in version I(2.4)."
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choices: ['legacy', 'minimal_downtime', 'suspend_workload', 'post_copy']
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serial_policy:
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description:
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- "Specify a serial number policy for the virtual machines in the cluster."
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- "Following options are supported:"
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- "C(vm) - Sets the virtual machine's UUID as its serial number."
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- "C(host) - Sets the host's UUID as the virtual machine's serial number."
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- "C(custom) - Allows you to specify a custom serial number in C(serial_policy_value)."
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serial_policy_value:
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description:
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- "Allows you to specify a custom serial number."
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- "This parameter is used only when C(serial_policy) is I(custom)."
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scheduling_policy:
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description:
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- "Name of the scheduling policy to be used for cluster."
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cpu_arch:
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description:
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- "CPU architecture of cluster."
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choices: ['x86_64', 'ppc64', 'undefined']
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cpu_type:
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description:
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- "CPU codename. For example I(Intel SandyBridge Family)."
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switch_type:
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description:
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- "Type of switch to be used by all networks in given cluster.
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Either I(legacy) which is using linux brigde or I(ovs) using
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Open vSwitch."
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choices: ['legacy', 'ovs']
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compatibility_version:
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description:
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- "The compatibility version of the cluster. All hosts in this
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cluster must support at least this compatibility version."
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extends_documentation_fragment: ovirt
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'''
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EXAMPLES = '''
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# Examples don't contain auth parameter for simplicity,
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# look at ovirt_auth module to see how to reuse authentication:
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# Create cluster
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- ovirt_cluster:
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data_center: mydatacenter
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name: mycluster
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cpu_type: Intel SandyBridge Family
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description: mycluster
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compatibility_version: 4.0
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# Create virt service cluster:
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- ovirt_cluster:
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data_center: mydatacenter
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name: mycluster
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cpu_type: Intel Nehalem Family
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description: mycluster
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switch_type: legacy
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compatibility_version: 4.0
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ballooning: true
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gluster: false
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threads_as_cores: true
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ha_reservation: true
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trusted_service: false
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host_reason: false
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vm_reason: true
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ksm_numa: true
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memory_policy: server
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rng_sources:
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- hwrng
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- random
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# Remove cluster
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- ovirt_cluster:
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state: absent
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name: mycluster
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'''
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RETURN = '''
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id:
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description: ID of the cluster which is managed
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returned: On success if cluster is found.
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type: str
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sample: 7de90f31-222c-436c-a1ca-7e655bd5b60c
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cluster:
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description: "Dictionary of all the cluster attributes. Cluster attributes can be found on your oVirt/RHV instance
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at following url: http://ovirt.github.io/ovirt-engine-api-model/master/#types/cluster."
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type: dict
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returned: On success if cluster is found.
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'''
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import traceback
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try:
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import ovirtsdk4.types as otypes
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except ImportError:
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pass
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.ovirt import (
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BaseModule,
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check_sdk,
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create_connection,
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equal,
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ovirt_full_argument_spec,
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search_by_name,
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)
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class ClustersModule(BaseModule):
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def __get_major(self, full_version):
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if full_version is None:
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return None
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if isinstance(full_version, otypes.Version):
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return full_version.major
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return int(full_version.split('.')[0])
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def __get_minor(self, full_version):
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if full_version is None:
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return None
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if isinstance(full_version, otypes.Version):
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return full_version.minor
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return int(full_version.split('.')[1])
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def param(self, name, default=None):
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return self._module.params.get(name, default)
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def _get_memory_policy(self):
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memory_policy = self.param('memory_policy')
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if memory_policy == 'desktop':
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return 200
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elif memory_policy == 'server':
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return 150
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elif memory_policy == 'disabled':
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return 100
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def _get_policy_id(self):
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# These are hardcoded IDs, once there is API, please fix this.
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# legacy - 00000000-0000-0000-0000-000000000000
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# minimal downtime - 80554327-0569-496b-bdeb-fcbbf52b827b
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# suspend workload if needed - 80554327-0569-496b-bdeb-fcbbf52b827c
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# post copy - a7aeedb2-8d66-4e51-bb22-32595027ce71
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migration_policy = self.param('migration_policy')
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if migration_policy == 'legacy':
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return '00000000-0000-0000-0000-000000000000'
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elif migration_policy == 'minimal_downtime':
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return '80554327-0569-496b-bdeb-fcbbf52b827b'
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elif migration_policy == 'suspend_workload':
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return '80554327-0569-496b-bdeb-fcbbf52b827c'
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elif migration_policy == 'post_copy':
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return 'a7aeedb2-8d66-4e51-bb22-32595027ce71'
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def _get_sched_policy(self):
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sched_policy = None
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if self.param('scheduling_policy'):
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sched_policies_service = self._connection.system_service().scheduling_policies_service()
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sched_policy = search_by_name(sched_policies_service, self.param('scheduling_policy'))
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if not sched_policy:
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raise Exception("Scheduling policy '%s' was not found" % self.param('scheduling_policy'))
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return sched_policy
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def build_entity(self):
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sched_policy = self._get_sched_policy()
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return otypes.Cluster(
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name=self.param('name'),
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comment=self.param('comment'),
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description=self.param('description'),
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ballooning_enabled=self.param('ballooning'),
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gluster_service=self.param('gluster'),
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virt_service=self.param('virt'),
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threads_as_cores=self.param('threads_as_cores'),
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ha_reservation=self.param('ha_reservation'),
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trusted_service=self.param('trusted_service'),
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optional_reason=self.param('vm_reason'),
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maintenance_reason_required=self.param('host_reason'),
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scheduling_policy=otypes.SchedulingPolicy(
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id=sched_policy.id,
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) if sched_policy else None,
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serial_number=otypes.SerialNumber(
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policy=otypes.SerialNumberPolicy(self.param('serial_policy')),
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value=self.param('serial_policy_value'),
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) if (
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self.param('serial_policy') is not None or
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self.param('serial_policy_value') is not None
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) else None,
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migration=otypes.MigrationOptions(
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auto_converge=otypes.InheritableBoolean(
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self.param('migration_auto_converge'),
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) if self.param('migration_auto_converge') else None,
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bandwidth=otypes.MigrationBandwidth(
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assignment_method=otypes.MigrationBandwidthAssignmentMethod(
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self.param('migration_bandwidth'),
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) if self.param('migration_bandwidth') else None,
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custom_value=self.param('migration_bandwidth_limit'),
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) if (
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self.param('migration_bandwidth') or
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self.param('migration_bandwidth_limit')
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) else None,
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compressed=otypes.InheritableBoolean(
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self.param('migration_compressed'),
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) if self.param('migration_compressed') else None,
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policy=otypes.MigrationPolicy(
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id=self._get_policy_id()
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) if self.param('migration_policy') else None,
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) if (
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self.param('migration_bandwidth') is not None or
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self.param('migration_bandwidth_limit') is not None or
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self.param('migration_auto_converge') is not None or
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self.param('migration_compressed') is not None or
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self.param('migration_policy') is not None
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) else None,
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error_handling=otypes.ErrorHandling(
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on_error=otypes.MigrateOnError(
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self.param('resilience_policy')
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),
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) if self.param('resilience_policy') else None,
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fencing_policy=otypes.FencingPolicy(
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enabled=(
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self.param('fence_enabled') or
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self.param('fence_skip_if_connectivity_broken') or
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self.param('fence_skip_if_sd_active')
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),
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skip_if_connectivity_broken=otypes.SkipIfConnectivityBroken(
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enabled=self.param('fence_skip_if_connectivity_broken'),
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threshold=self.param('fence_connectivity_threshold'),
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) if (
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self.param('fence_skip_if_connectivity_broken') is not None or
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self.param('fence_connectivity_threshold') is not None
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) else None,
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skip_if_sd_active=otypes.SkipIfSdActive(
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enabled=self.param('fence_skip_if_sd_active'),
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) if self.param('fence_skip_if_sd_active') else None,
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) if (
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self.param('fence_enabled') is not None or
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self.param('fence_skip_if_sd_active') is not None or
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self.param('fence_skip_if_connectivity_broken') is not None or
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self.param('fence_connectivity_threshold') is not None
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) else None,
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display=otypes.Display(
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proxy=self.param('spice_proxy'),
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) if self.param('spice_proxy') else None,
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required_rng_sources=[
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otypes.RngSource(rng) for rng in self.param('rng_sources')
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] if self.param('rng_sources') else None,
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memory_policy=otypes.MemoryPolicy(
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over_commit=otypes.MemoryOverCommit(
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percent=self._get_memory_policy(),
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),
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) if self.param('memory_policy') else None,
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ksm=otypes.Ksm(
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|
enabled=self.param('ksm') or self.param('ksm_numa'),
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|
merge_across_nodes=not self.param('ksm_numa'),
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) if (
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self.param('ksm_numa') is not None or
|
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self.param('ksm') is not None
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|
) else None,
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|
data_center=otypes.DataCenter(
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|
name=self.param('data_center'),
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) if self.param('data_center') else None,
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management_network=otypes.Network(
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|
name=self.param('network'),
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) if self.param('network') else None,
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cpu=otypes.Cpu(
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architecture=self.param('cpu_arch'),
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type=self.param('cpu_type'),
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) if (
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self.param('cpu_arch') or self.param('cpu_type')
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) else None,
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version=otypes.Version(
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major=self.__get_major(self.param('compatibility_version')),
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|
minor=self.__get_minor(self.param('compatibility_version')),
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) if self.param('compatibility_version') else None,
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switch_type=otypes.SwitchType(
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self.param('switch_type')
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) if self.param('switch_type') else None,
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)
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def update_check(self, entity):
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sched_policy = self._get_sched_policy()
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migration_policy = getattr(entity.migration, 'policy', None)
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return (
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equal(self.param('comment'), entity.comment) and
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equal(self.param('description'), entity.description) and
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equal(self.param('switch_type'), str(entity.switch_type)) and
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equal(self.param('cpu_arch'), str(entity.cpu.architecture)) and
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equal(self.param('cpu_type'), entity.cpu.type) and
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equal(self.param('ballooning'), entity.ballooning_enabled) and
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equal(self.param('gluster'), entity.gluster_service) and
|
|
equal(self.param('virt'), entity.virt_service) and
|
|
equal(self.param('threads_as_cores'), entity.threads_as_cores) and
|
|
equal(self.param('ksm_numa'), not entity.ksm.merge_across_nodes and entity.ksm.enabled) and
|
|
equal(self.param('ksm'), entity.ksm.merge_across_nodes and entity.ksm.enabled) and
|
|
equal(self.param('ha_reservation'), entity.ha_reservation) and
|
|
equal(self.param('trusted_service'), entity.trusted_service) and
|
|
equal(self.param('host_reason'), entity.maintenance_reason_required) and
|
|
equal(self.param('vm_reason'), entity.optional_reason) and
|
|
equal(self.param('spice_proxy'), getattr(entity.display, 'proxy', None)) and
|
|
equal(self.param('fence_enabled'), entity.fencing_policy.enabled) and
|
|
equal(self.param('fence_skip_if_sd_active'), entity.fencing_policy.skip_if_sd_active.enabled) and
|
|
equal(self.param('fence_skip_if_connectivity_broken'), entity.fencing_policy.skip_if_connectivity_broken.enabled) and
|
|
equal(self.param('fence_connectivity_threshold'), entity.fencing_policy.skip_if_connectivity_broken.threshold) and
|
|
equal(self.param('resilience_policy'), str(entity.error_handling.on_error)) and
|
|
equal(self.param('migration_bandwidth'), str(entity.migration.bandwidth.assignment_method)) and
|
|
equal(self.param('migration_auto_converge'), str(entity.migration.auto_converge)) and
|
|
equal(self.param('migration_compressed'), str(entity.migration.compressed)) and
|
|
equal(self.param('serial_policy'), str(getattr(entity.serial_number, 'policy', None))) and
|
|
equal(self.param('serial_policy_value'), getattr(entity.serial_number, 'value', None)) and
|
|
equal(self.param('scheduling_policy'), getattr(self._connection.follow_link(entity.scheduling_policy), 'name', None)) and
|
|
equal(self._get_policy_id(), getattr(migration_policy, 'id', None)) and
|
|
equal(self._get_memory_policy(), entity.memory_policy.over_commit.percent) and
|
|
equal(self.__get_minor(self.param('compatibility_version')), self.__get_minor(entity.version)) and
|
|
equal(self.__get_major(self.param('compatibility_version')), self.__get_major(entity.version)) and
|
|
equal(
|
|
self.param('migration_bandwidth_limit') if self.param('migration_bandwidth') == 'custom' else None,
|
|
entity.migration.bandwidth.custom_value
|
|
) and
|
|
equal(
|
|
sorted(self.param('rng_sources')) if self.param('rng_sources') else None,
|
|
sorted([
|
|
str(source) for source in entity.required_rng_sources
|
|
])
|
|
)
|
|
)
|
|
|
|
|
|
def main():
|
|
argument_spec = ovirt_full_argument_spec(
|
|
state=dict(
|
|
choices=['present', 'absent'],
|
|
default='present',
|
|
),
|
|
name=dict(default=None, required=True),
|
|
ballooning=dict(default=None, type='bool', aliases=['balloon']),
|
|
gluster=dict(default=None, type='bool'),
|
|
virt=dict(default=None, type='bool'),
|
|
threads_as_cores=dict(default=None, type='bool'),
|
|
ksm_numa=dict(default=None, type='bool'),
|
|
ksm=dict(default=None, type='bool'),
|
|
ha_reservation=dict(default=None, type='bool'),
|
|
trusted_service=dict(default=None, type='bool'),
|
|
vm_reason=dict(default=None, type='bool'),
|
|
host_reason=dict(default=None, type='bool'),
|
|
memory_policy=dict(default=None, choices=['disabled', 'server', 'desktop']),
|
|
rng_sources=dict(default=None, type='list'),
|
|
spice_proxy=dict(default=None),
|
|
fence_enabled=dict(default=None, type='bool'),
|
|
fence_skip_if_sd_active=dict(default=None, type='bool'),
|
|
fence_skip_if_connectivity_broken=dict(default=None, type='bool'),
|
|
fence_connectivity_threshold=dict(default=None, type='int'),
|
|
resilience_policy=dict(default=None, choices=['migrate_highly_available', 'migrate', 'do_not_migrate']),
|
|
migration_bandwidth=dict(default=None, choices=['auto', 'hypervisor_default', 'custom']),
|
|
migration_bandwidth_limit=dict(default=None, type='int'),
|
|
migration_auto_converge=dict(default=None, choices=['true', 'false', 'inherit']),
|
|
migration_compressed=dict(default=None, choices=['true', 'false', 'inherit']),
|
|
migration_policy=dict(
|
|
default=None,
|
|
choices=['legacy', 'minimal_downtime', 'suspend_workload', 'post_copy']
|
|
),
|
|
serial_policy=dict(default=None, choices=['vm', 'host', 'custom']),
|
|
serial_policy_value=dict(default=None),
|
|
scheduling_policy=dict(default=None),
|
|
data_center=dict(default=None),
|
|
description=dict(default=None),
|
|
comment=dict(default=None),
|
|
network=dict(default=None),
|
|
cpu_arch=dict(default=None, choices=['ppc64', 'undefined', 'x86_64']),
|
|
cpu_type=dict(default=None),
|
|
switch_type=dict(default=None, choices=['legacy', 'ovs']),
|
|
compatibility_version=dict(default=None),
|
|
)
|
|
module = AnsibleModule(
|
|
argument_spec=argument_spec,
|
|
supports_check_mode=True,
|
|
)
|
|
|
|
if module._name == 'ovirt_clusters':
|
|
module.deprecate("The 'ovirt_clusters' module is being renamed 'ovirt_cluster'", version=2.8)
|
|
|
|
check_sdk(module)
|
|
|
|
try:
|
|
auth = module.params.pop('auth')
|
|
connection = create_connection(auth)
|
|
clusters_service = connection.system_service().clusters_service()
|
|
clusters_module = ClustersModule(
|
|
connection=connection,
|
|
module=module,
|
|
service=clusters_service,
|
|
)
|
|
|
|
state = module.params['state']
|
|
if state == 'present':
|
|
ret = clusters_module.create()
|
|
elif state == 'absent':
|
|
ret = clusters_module.remove()
|
|
|
|
module.exit_json(**ret)
|
|
except Exception as e:
|
|
module.fail_json(msg=str(e), exception=traceback.format_exc())
|
|
finally:
|
|
connection.close(logout=auth.get('token') is None)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|