ca72456409
VTX is required when using KVM as hypervisor on compute nodes. When the fact will be merged upstream, the lib/facter/vtx.rb file will be dropped to use the one from facter-core. Signed-off-by: Emilien Macchi <emilien.macchi@enovance.com>
256 lines
7.7 KiB
Puppet
256 lines
7.7 KiB
Puppet
#
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# Copyright (C) 2014 eNovance SAS <licensing@enovance.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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# == Class: cloud::compute::hypervisor
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#
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# Hypervisor Compute node
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#
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# === Parameters:
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#
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# [*vm_rbd]
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# (optional) Enable or not ceph capabilities on compute node to store
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# nova instances on ceph storage.
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# Default to false.
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#
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# [*volume_rbd]
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# (optional) Enable or not ceph capabilities on compute node to attach
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# cinder volumes backend by ceph on nova instances.
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# Default to false.
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#
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class cloud::compute::hypervisor(
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$server_proxyclient_address = '127.0.0.1',
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$libvirt_type = 'kvm',
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$ks_nova_public_proto = 'http',
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$ks_nova_public_host = '127.0.0.1',
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$nova_ssh_private_key = undef,
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$nova_ssh_public_key = undef,
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$spice_port = 6082,
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$cinder_rbd_user = 'cinder',
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$nova_rbd_pool = 'vms',
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$nova_rbd_secret_uuid = undef,
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$vm_rbd = false,
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$volume_rbd = false,
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# set to false to keep backward compatibility
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$ks_spice_public_proto = false,
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$ks_spice_public_host = false,
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# DEPRECATED
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$has_ceph = false
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) {
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include 'cloud::compute'
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include 'cloud::telemetry'
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include 'cloud::network'
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if $libvirt_type == 'kvm' and ! $::vtx {
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fail('libvirt_type is set to KVM and VTX seems to be disabled on this node.')
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}
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# Backward compatibility
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# if has_ceph was enabled, we consider deployments run Ceph for Nova & Cinder
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if $has_ceph {
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warning('has_ceph parameter is deprecated. Please use vm_rbd and volume_rbd parameters.')
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$vm_rbd_real = true
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$volume_rbd_real = true
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} else {
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$vm_rbd_real = $vm_rbd
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$volume_rbd_real = $volume_rbd
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}
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if $ks_spice_public_proto {
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$ks_spice_public_proto_real = $ks_spice_public_proto
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} else {
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$ks_spice_public_proto_real = $ks_nova_public_proto
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}
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if $ks_spice_public_host {
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$ks_spice_public_host_real = $ks_spice_public_host
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} else {
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$ks_spice_public_host_real = $ks_nova_public_host
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}
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file{ '/var/lib/nova/.ssh':
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ensure => directory,
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mode => '0700',
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owner => 'nova',
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group => 'nova',
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require => Class['nova']
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} ->
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file{ '/var/lib/nova/.ssh/id_rsa':
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ensure => present,
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mode => '0600',
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owner => 'nova',
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group => 'nova',
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content => $nova_ssh_private_key
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} ->
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file{ '/var/lib/nova/.ssh/authorized_keys':
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ensure => present,
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mode => '0600',
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owner => 'nova',
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group => 'nova',
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content => $nova_ssh_public_key
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} ->
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file{ '/var/lib/nova/.ssh/config':
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ensure => present,
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mode => '0600',
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owner => 'nova',
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group => 'nova',
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content => "
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Host *
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StrictHostKeyChecking no
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"
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}
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class { 'nova::compute':
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enabled => true,
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vnc_enabled => false,
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#TODO(EmilienM) Bug #1259545 currently WIP:
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virtio_nic => false,
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neutron_enabled => true
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}
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class { 'nova::compute::spice':
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server_listen => '0.0.0.0',
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server_proxyclient_address => $server_proxyclient_address,
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proxy_host => $ks_spice_public_host_real,
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proxy_protocol => $ks_spice_public_proto_real,
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proxy_port => $spice_port
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}
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if $::osfamily == 'RedHat' {
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file { '/etc/libvirt/qemu.conf':
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ensure => file,
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source => 'puppet:///modules/cloud/qemu/qemu.conf',
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owner => root,
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group => root,
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mode => '0644',
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notify => Service['libvirtd']
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}
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# Nova support for RBD backend is not supported in Red Hat packages
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if $has_ceph or $vm_rbd {
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fail('Red Hat does not support RBD backend for VMs.')
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}
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} else {
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# Disabling or not TSO/GSO/GRO on Debian systems
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if $::kernelmajversion >= '3.14' {
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ensure_resource ('exec','enable-tso-script', {
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'command' => '/usr/sbin/update-rc.d disable-tso defaults',
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'unless' => '/bin/ls /etc/rc*.d | /bin/grep disable-tso',
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'onlyif' => 'test -f /etc/init.d/disable-tso'
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})
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ensure_resource ('exec','start-tso-script', {
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'command' => '/etc/init.d/disable-tso start',
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'unless' => 'test -f /tmp/disable-tso-lock',
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'onlyif' => 'test -f /etc/init.d/disable-tso'
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})
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}
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}
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if $::operatingsystem == 'Ubuntu' {
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service { 'dbus':
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ensure => running,
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enable => true,
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before => Class['nova::compute::libvirt'],
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}
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}
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Service<| title == 'dbus' |> { enable => true }
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Service<| title == 'libvirt-bin' |> { enable => true }
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class { 'nova::compute::neutron': }
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if $vm_rbd_real or $volume_rbd_real {
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include 'cloud::storage::rbd'
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$libvirt_disk_cachemodes_real = ['network=writeback']
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# when nova uses ceph for instances storage
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if $vm_rbd_real {
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class { 'nova::compute::rbd':
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libvirt_rbd_user => $cinder_rbd_user,
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libvirt_images_rbd_pool => $nova_rbd_pool
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}
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} else {
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# when nova only needs to attach ceph volumes to instances
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nova_config {
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'libvirt/rbd_user': value => $cinder_rbd_user;
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}
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}
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# we don't want puppet-nova manages keyring
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nova_config {
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'libvirt/rbd_secret_uuid': value => $nova_rbd_secret_uuid;
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}
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File <<| tag == 'ceph_compute_secret_file' |>>
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Exec <<| tag == 'get_or_set_virsh_secret' |>>
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# After setting virsh key, we need to restart nova-compute
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# otherwise nova will fail to connect to RADOS.
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Exec <<| tag == 'set_secret_value_virsh' |>> ~> Service['nova-compute']
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# If Cinder & Nova reside on the same node, we need a group
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# where nova & cinder users have read permissions.
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ensure_resource('group', 'cephkeyring', {
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ensure => 'present'
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})
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ensure_resource ('exec','add-nova-to-group', {
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'command' => 'usermod -a -G cephkeyring nova',
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'path' => ['/usr/sbin', '/usr/bin', '/bin', '/sbin'],
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'unless' => 'groups nova | grep cephkeyring'
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})
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# Configure Ceph keyring
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Ceph::Key <<| title == $cinder_rbd_user |>>
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if defined(Ceph::Key[$cinder_rbd_user]) {
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ensure_resource(
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'file',
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"/etc/ceph/ceph.client.${cinder_rbd_user}.keyring", {
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owner => 'root',
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group => 'cephkeyring',
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mode => '0440',
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require => Ceph::Key[$cinder_rbd_user],
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notify => Service['nova-compute'],
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}
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)
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}
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Concat::Fragment <<| title == 'ceph-client-os' |>>
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} else {
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$libvirt_disk_cachemodes_real = []
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}
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class { 'nova::compute::libvirt':
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libvirt_type => $libvirt_type,
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# Needed to support migration but we still use Spice:
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vncserver_listen => '0.0.0.0',
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migration_support => true,
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libvirt_disk_cachemodes => $libvirt_disk_cachemodes_real
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}
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# Extra config for nova-compute
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nova_config {
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'libvirt/inject_key': value => false;
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'libvirt/inject_partition': value => '-2';
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'libvirt/live_migration_flag': value => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST';
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'libvirt/block_migration_flag': value => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_DOMAIN_BLOCK_REBASE_COPY,VIR_DOMAIN_BLOCK_REBASE_SHALLOW';
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}
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class { 'ceilometer::agent::compute': }
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}
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