Heat templates for deploying OpenStack
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heat_template_version: queens
description: >
OpenStack Nova Compute service configured with Puppet
parameters:
ServiceData:
default: {}
description: Dictionary packing service data
type: json
ServiceNetMap:
default: {}
description: Mapping of service_name -> network name. Typically set
via parameter_defaults in the resource registry. This
mapping overrides those in ServiceNetMapDefaults.
type: json
DefaultPasswords:
default: {}
type: json
RoleName:
default: ''
description: Role name on which the service is applied
type: string
RoleParameters:
default: {}
description: Parameters specific to the role
type: json
EndpointMap:
default: {}
description: Mapping of service endpoint -> protocol. Typically set
via parameter_defaults in the resource registry.
type: json
NovaRbdPoolName:
default: vms
type: string
description: The pool name for RBD backend ephemeral storage.
tags:
- role_specific
CephClusterName:
type: string
default: ceph
description: The Ceph cluster name.
constraints:
- allowed_pattern: "[a-zA-Z0-9]+"
description: >
The Ceph cluster name must be at least 1 character and contain only
letters and numbers.
CephClientUserName:
default: openstack
type: string
CephClientKey:
description: The Ceph client key. Can be created with ceph-authtool --gen-print-key.
type: string
hidden: true
constraints:
- allowed_pattern: "^[a-zA-Z0-9+/]{38}==$"
CephClusterFSID:
type: string
description: The Ceph cluster FSID. Must be a UUID.
CinderEnableNfsBackend:
default: false
description: Whether to enable or not the NFS backend for Cinder
type: boolean
NovaNfsEnabled:
default: false
description: Whether to enable or not the NFS backend for Nova
type: boolean
tags:
- role_specific
NovaNfsShare:
default: ''
description: NFS share to mount for nova storage (when NovaNfsEnabled is true)
type: string
tags:
- role_specific
NovaNfsOptions:
default: 'context=system_u:object_r:nfs_t:s0'
description: NFS mount options for nova storage (when NovaNfsEnabled is true)
type: string
tags:
- role_specific
NovaNfsVersion:
default: '4'
description: >
NFS version used for nova storage (when NovaNfsEnabled is true). Since
NFSv3 does not support full locking a NFSv4 version need to be used.
To not break current installations the default is the previous hard
coded version 4.
type: string
constraints:
- allowed_pattern: "^4.?[0-9]?"
tags:
- role_specific
CinderEnableRbdBackend:
default: false
description: Whether to enable or not the Rbd backend for Cinder
type: boolean
NovaEnableRbdBackend:
default: false
description: Whether to enable the Rbd backend for Nova ephemeral storage.
type: boolean
tags:
- role_specific
NovaComputeLibvirtVifDriver:
default: ''
description: Libvirt VIF driver configuration for the network
type: string
NovaPCIPassthrough:
description: >
List of PCI Passthrough whitelist parameters.
Example -
NovaPCIPassthrough:
- vendor_id: "8086"
product_id: "154c"
address: "0000:05:00.0"
physical_network: "datacentre"
For different formats, refer to the nova.conf documentation for
pci_passthrough_whitelist configuration
type: json
default: ''
tags:
- role_specific
NovaVcpuPinSet:
description: >
A list or range of physical CPU cores to reserve for virtual machine
processes.
Ex. NovaVcpuPinSet: ['4-12','^8'] will reserve cores from 4-12 excluding 8
type: comma_delimited_list
default: []
tags:
- role_specific
NovaReservedHostMemory:
description: >
Reserved RAM for host processes.
type: number
default: 4096
constraints:
- range: { min: 512 }
tags:
- role_specific
NovaReservedHugePages:
description: >
A list of valid key=value which reflect NUMA node ID,
page size (Default unit is KiB) and number of pages to be reserved.
Example -
NovaReservedHugePages: ["node:0,size:2048,count:64","node:1,size:1GB,count:1"]
will reserve on NUMA node 0 64 pages of 2MiB and on NUMA node 1 1 page of 1GiB
type: comma_delimited_list
default: []
tags:
- role_specific
KernelArgs:
default: ""
type: string
description: Kernel Args to apply to the host
tags:
- role_specific
OvsDpdkSocketMemory:
default: ""
description: >
Sets the amount of hugepage memory to assign per NUMA node. It is
recommended to use the socket closest to the PCIe slot used for the
desired DPDK NIC. The format should be in "<socket 0 mem>, <socket 1
mem>, <socket n mem>", where the value is specified in MB. For example:
"1024,0".
type: string
tags:
- role_specific
MonitoringSubscriptionNovaCompute:
default: 'overcloud-nova-compute'
type: string
NovaComputeLoggingSource:
type: json
default:
tag: openstack.nova.compute
path: /var/log/nova/nova-compute.log
UpgradeLevelNovaCompute:
type: string
description: Nova Compute upgrade level
default: ''
MigrationSshKey:
type: json
description: >
SSH key for migration.
Expects a dictionary with keys 'public_key' and 'private_key'.
Values should be identical to SSH public/private key files.
default:
public_key: ''
private_key: ''
MigrationSshPort:
default: 2022
description: Target port for migration over ssh
type: number
VerifyGlanceSignatures:
default: False
description: Whether to verify image signatures.
type: boolean
NovaLibvirtRxQueueSize:
description: >
virtio-net RX queue size. Valid values are 256, 512, 1024
default: 512
type: number
constraints:
- allowed_values: [ 256, 512, 1024 ]
tags:
- role_specific
NovaLibvirtTxQueueSize:
description: >
virtio-net TX queue size. Valid values are 256, 512, 1024
default: 512
type: number
constraints:
- allowed_values: [ 256, 512, 1024 ]
tags:
- role_specific
NovaLibvirtVolumeUseMultipath:
default: false
description: Whether to enable or not the multipath connection of the volumes.
type: boolean
tags:
- role_specific
CinderPassword:
description: The password for the cinder service and db account.
type: string
hidden: true
KeystoneRegion:
type: string
default: 'regionOne'
description: Keystone region for endpoint
NovaLibvirtMemStatsPeriodSeconds:
description: >
A number of seconds to memory usage statistics period, zero or negative
value mean to disable memory usage statistics.
default: 10
type: number
tags:
- role_specific
NovaResumeGuestsStateOnHostBoot:
default: false
description: Whether to start running instance on compute host reboot
type: boolean
tags:
- role_specific
NovaCPUAllocationRatio:
type: number
description: Virtual CPU to physical CPU allocation ratio.
default: 0.0
tags:
- role_specific
NovaRAMAllocationRatio:
type: number
description: Virtual RAM to physical RAM allocation ratio.
default: 1.0
tags:
- role_specific
NovaDiskAllocationRatio:
type: number
description: Virtual disk to physical disk allocation ratio.
default: 0.0
tags:
- role_specific
conditions:
enable_live_migration_tunnelled:
or:
- and:
- equals: [{get_param: NovaNfsEnabled}, true]
- equals: [{get_param: [RoleParameters, NovaNfsEnabled]}, '']
- equals: [{get_param: [RoleParameters, NovaNfsEnabled]}, true]
- equals: [{get_param: [RoleParameters, NovaEnableRbdBackend]}, true]
- and:
- equals: [{get_param: [RoleParameters, NovaEnableRbdBackend]}, '']
- equals: [{get_param: NovaEnableRbdBackend}, true]
reserved_huge_pages_set:
not:
and:
- equals: [{get_param: [RoleParameters, NovaReservedHugePages]}, ""]
- equals: [{get_param: NovaReservedHugePages}, []]
ovs_dpdk_socket_memory_not_set:
and:
- equals: [{get_param: [RoleParameters, OvsDpdkSocketMemory]}, ""]
- equals: [{get_param: OvsDpdkSocketMemory}, ""]
resources:
NovaBase:
type: ./nova-base.yaml
properties:
ServiceData: {get_param: ServiceData}
ServiceNetMap: {get_param: ServiceNetMap}
DefaultPasswords: {get_param: DefaultPasswords}
EndpointMap: {get_param: EndpointMap}
RoleName: {get_param: RoleName}
RoleParameters: {get_param: RoleParameters}
# Merging role-specific parameters (RoleParameters) with the default parameters.
# RoleParameters will have the precedence over the default parameters.
RoleParametersValue:
type: OS::Heat::Value
properties:
type: json
value:
map_replace:
- map_replace:
- nova::compute::vcpu_pin_set: NovaVcpuPinSet
nova::compute::reserved_host_memory: NovaReservedHostMemory
nova::compute::reserved_huge_pages: NovaReservedHugePages
nova::compute::libvirt::rx_queue_size: NovaLibvirtRxQueueSize
nova::compute::libvirt::tx_queue_size: NovaLibvirtTxQueueSize
nova::compute::libvirt::volume_use_multipath: NovaLibvirtVolumeUseMultipath
nova::compute::rbd::libvirt_images_rbd_pool: NovaRbdPoolName
tripleo::profile::base::nova::compute::nova_nfs_enabled: NovaNfsEnabled
nfs_backend_enable: NovaNfsEnabled
nfs_share: NovaNfsShare
nfs_options: NovaNfsOptions
nfs_vers: NovaNfsVersion
nova::compute::libvirt::mem_stats_period_seconds: NovaLibvirtMemStatsPeriodSeconds
nova::compute::resume_guests_state_on_host_boot: NovaResumeGuestsStateOnHostBoot
resume_guests_state_on_host_boot: NovaResumeGuestsStateOnHostBoot
nova::compute::rbd::ephemeral_storage: NovaEnableRbdBackend
nova::cpu_allocation_ratio: NovaCPUAllocationRatio
nova::ram_allocation_ratio: NovaRAMAllocationRatio
nova::disk_allocation_ratio: NovaDiskAllocationRatio
- values: {get_param: [RoleParameters]}
- values:
NovaVcpuPinSet: {get_param: NovaVcpuPinSet}
NovaReservedHostMemory: {get_param: NovaReservedHostMemory}
NovaReservedHugePages:
#"repeat" function is run for the case when OvsDpdkSocketMemory is set
# and when neither global or role based NovaReservedHugePages are set.
if:
- reserved_huge_pages_set
- get_param: NovaReservedHugePages
- if:
- ovs_dpdk_socket_memory_not_set
- get_param: NovaReservedHugePages
- repeat:
for_each:
<%node%>:
yaql:
expression: range(0,len($.data.dpdk_p)).join(",").split(",")
data:
dpdk_p:
if:
- {equals: [{get_param: [RoleParameters, OvsDpdkSocketMemory]}, ""]}
- str_split: [',',{get_param: OvsDpdkSocketMemory}]
- str_split: [',',{get_param: [RoleParameters, OvsDpdkSocketMemory]}]
<%size%>:
yaql:
expression: let(hzx => regex("([0-9]+[K|M|G])").search($.data.kern_p+$.data.kern_g)) -> let(hz =>switch($hzx = "4K" => "4", $hzx = "2M" => "2048", $hzx = "1G" => "1048576", $hzx => "2048", $hzx = null => "2048")) -> [$hz]*len($.data.dpdk_p)
data:
dpdk_p:
if:
- {equals: [{get_param: [RoleParameters, OvsDpdkSocketMemory]}, ""]}
- str_split: [',',{get_param: OvsDpdkSocketMemory}]
- str_split: [',',{get_param: [RoleParameters, OvsDpdkSocketMemory]}]
kern_p: {get_param: [RoleParameters, KernelArgs]}
kern_g: {get_param: KernelArgs}
<%count%>:
yaql:
expression: let(hzx => regex("([0-9]+[K|M|G])").search($.data.kern_p+$.data.kern_g)) -> let(hz =>int(switch($hzx = "4K" => "4", $hzx = "2M" => "2048", $hzx = "1G" => "1048576", $hzx => "2048", $hzx = null => "2048"))) -> $.data.dpdk_p.select(int($)*1024/$hz).join(",").split(',')
data:
dpdk_p:
if:
- {equals: [{get_param: [RoleParameters, OvsDpdkSocketMemory]}, ""]}
- str_split: [',',{get_param: OvsDpdkSocketMemory}]
- str_split: [',',{get_param: [RoleParameters, OvsDpdkSocketMemory]}]
kern_p: {get_param: [RoleParameters, KernelArgs]}
kern_g: {get_param: KernelArgs}
template: >-
node:<%node%>,size:<%size%>,count:<%count%>
permutations: false
NovaLibvirtRxQueueSize: {get_param: NovaLibvirtRxQueueSize}
NovaLibvirtTxQueueSize: {get_param: NovaLibvirtTxQueueSize}
NovaLibvirtVolumeUseMultipath: {get_param: NovaLibvirtVolumeUseMultipath}
NovaRbdPoolName: {get_param: NovaRbdPoolName}
NovaNfsEnabled: {get_param: NovaNfsEnabled}
NovaNfsShare: {get_param: NovaNfsShare}
NovaNfsOptions: {get_param: NovaNfsOptions}
NovaNfsVersion: {get_param: NovaNfsVersion}
NovaLibvirtMemStatsPeriodSeconds: {get_param: NovaLibvirtMemStatsPeriodSeconds}
NovaResumeGuestsStateOnHostBoot: {get_param: NovaResumeGuestsStateOnHostBoot}
NovaEnableRbdBackend: {get_param: NovaEnableRbdBackend}
NovaCPUAllocationRatio: {get_param: NovaCPUAllocationRatio}
NovaRAMAllocationRatio: {get_param: NovaRAMAllocationRatio}
NovaDiskAllocationRatio: {get_param: NovaDiskAllocationRatio}
outputs:
role_data:
description: Role data for the Nova Compute service.
value:
service_name: nova_compute
monitoring_subscription: {get_param: MonitoringSubscriptionNovaCompute}
config_settings:
map_merge:
- get_attr: [NovaBase, role_data, config_settings]
- get_attr: [RoleParametersValue, value]
- nova::compute::libvirt::manage_libvirt_services: false
nova::compute::pci::passthrough:
str_replace:
template: "JSON_PARAM"
params:
map_replace:
- map_replace:
- JSON_PARAM: NovaPCIPassthrough
- values: {get_param: [RoleParameters]}
- values:
NovaPCIPassthrough: {get_param: NovaPCIPassthrough}
# we manage migration in nova common puppet profile
nova::compute::libvirt::migration_support: false
tripleo::profile::base::nova::migration::client::nova_compute_enabled: true
tripleo::profile::base::nova::migration::client::ssh_private_key: {get_param: [ MigrationSshKey, private_key ]}
tripleo::profile::base::nova::migration::client::ssh_port: {get_param: MigrationSshPort}
nova::compute::rbd::libvirt_images_rbd_ceph_conf:
list_join:
- ''
- - '/etc/ceph/'
- {get_param: CephClusterName}
- '.conf'
nova::compute::rbd::libvirt_rbd_user: {get_param: CephClientUserName}
nova::compute::rbd::rbd_keyring:
list_join:
- '.'
- - 'client'
- {get_param: CephClientUserName}
tripleo::profile::base::nova::compute::cinder_nfs_backend: {get_param: CinderEnableNfsBackend}
rbd_persistent_storage: {get_param: CinderEnableRbdBackend}
nova::cinder::username: 'cinder'
nova::cinder::auth_type: 'v3password'
nova::cinder::project_name: 'service'
nova::cinder::password: {get_param: CinderPassword}
nova::cinder::auth_url: {get_param: [EndpointMap, KeystoneV3Internal, uri]}
nova::cinder::region_name: {get_param: KeystoneRegion}
nova::compute::rbd::libvirt_rbd_secret_key: {get_param: CephClientKey}
nova::compute::rbd::libvirt_rbd_secret_uuid: {get_param: CephClusterFSID}
nova::compute::instance_usage_audit: true
nova::compute::instance_usage_audit_period: 'hour'
# TUNNELLED mode provides a security improvement for migration, but
# can't be used in combination with block migration. So we only enable it
# when shared storage is available (Ceph RDB is currently the only option).
# See https://bugzilla.redhat.com/show_bug.cgi?id=1301986#c12
# In future versions of QEMU (2.6, mostly), danpb's native
# encryption work will obsolete the need to use TUNNELLED transport
# mode.
nova::migration::live_migration_tunnelled:
if:
- enable_live_migration_tunnelled
- true
- false
nova::compute::neutron::libvirt_vif_driver: {get_param: NovaComputeLibvirtVifDriver}
# NOTE: bind IP is found in hiera replacing the network name with the
# local node IP for the given network; replacement examples
# (eg. for internal_api):
# internal_api -> IP
# internal_api_uri -> [IP]
# internal_api_subnet - > IP/CIDR
nova::compute::vncserver_proxyclient_address:
str_replace:
template:
"%{hiera('$NETWORK')}"
params:
$NETWORK: {get_param: [ServiceNetMap, NovaVncProxyNetwork]}
nova::compute::vncproxy_host: {get_param: [EndpointMap, NovaPublic, host_nobrackets]}
nova::vncproxy::common::vncproxy_protocol: {get_param: [EndpointMap, NovaVNCProxyPublic, protocol]}
nova::vncproxy::common::vncproxy_host: {get_param: [EndpointMap, NovaVNCProxyPublic, host_nobrackets]}
nova::vncproxy::common::vncproxy_port: {get_param: [EndpointMap, NovaVNCProxyPublic, port]}
nova::compute::verify_glance_signatures: {get_param: [VerifyGlanceSignatures]}
step_config: |
# TODO(emilien): figure how to deal with libvirt profile.
# We'll probably treat it like we do with Neutron plugins.
# Until then, just include it in the default nova-compute role.
include tripleo::profile::base::nova::compute::libvirt
service_config_settings:
fluentd:
tripleo_fluentd_groups_nova_compute:
- nova
tripleo_fluentd_sources_nova_compute:
- {get_param: NovaComputeLoggingSource}
collectd:
tripleo.collectd.plugins.nova_compute:
- virt
collectd::plugin::virt::connection: 'qemu:///system'
host_prep_tasks:
- name: Mount Nova NFS Share
vars:
nfs_backend_enable: {get_attr: [RoleParametersValue, value, nfs_backend_enable]}
nfs_share: {get_attr: [RoleParametersValue, value, nfs_share]}
nfs_options: {get_attr: [RoleParametersValue, value, nfs_options]}
nfs_vers: {get_attr: [RoleParametersValue, value, nfs_vers]}
mount: name=/var/lib/nova/instances src="{{nfs_share}}" fstype=nfs4 opts="_netdev,bg,{{nfs_options}},vers={{nfs_vers}},nfsvers={{nfs_vers}}" state=mounted
when: nfs_backend_enable|bool
- name: is Nova Resume Guests State On Host Boot enabled
set_fact:
resume_guests_state_on_host_boot_enabled: {get_attr: [RoleParametersValue, value, resume_guests_state_on_host_boot]}
- name: install libvirt-guests systemd unit file
when: resume_guests_state_on_host_boot_enabled|bool
block:
- name: libvirt-guests unit to stop nova_compute container before shutdown VMs
copy:
dest: /etc/systemd/system/libvirt-guests.service
content: |
[Unit]
Description=Suspend/Resume Running libvirt Guests
Requires=virt-guest-shutdown.target
After=network.target
After=time-sync.target
After=virt-guest-shutdown.target
After=docker.service
After=paunch-container-shutdown.service
After=rhel-push-plugin.service
Documentation=man:libvirtd(8)
Documentation=https://libvirt.org
[Service]
EnvironmentFile=-/etc/sysconfig/libvirt-guests
# Hack just call traditional service until we factor
# out the code
ExecStart=/usr/libexec/libvirt-guests.sh start
ExecStop=/bin/docker stop nova_compute
ExecStop=/usr/libexec/libvirt-guests.sh stop
Type=oneshot
RemainAfterExit=yes
StandardOutput=journal+console
TimeoutStopSec=0
[Install]
WantedBy=multi-user.target
- name: libvirt-guests enable VM shutdown on compute reboot/shutdown
systemd:
name: libvirt-guests
enabled: yes
state: started
daemon_reload: yes
upgrade_tasks:
- name: Stop nova-compute service
when: step|int == 1
service: name=openstack-nova-compute state=stopped
# If not already set by puppet (e.g a pre-ocata version), set the
# upgrade_level for compute to "auto"
- name: Set compute upgrade level to auto
when: step|int == 3
ini_file:
str_replace:
template: "dest=/etc/nova/nova.conf section=upgrade_levels option=compute value=LEVEL"
params:
LEVEL: {get_param: UpgradeLevelNovaCompute}
- name: install openstack-nova-migration
when: step|int == 3
yum: name=openstack-nova-migration state=latest
- name: Start nova-compute service
when: step|int == 6
service: name=openstack-nova-compute state=started