Allow configuration of NFS backend for Nova

Allow NFS configuration of storage backend for Nova.
This way the instances files will be stored on a shared
NFS storage.

Implements: bp tripleo-nova-nfs

Depends-On: Id15aec6324814a871e87f19f24999b0e3b8a8f05

Change-Id: Ie4fe217bd119b638f42c682d21572547f02f17b2
This commit is contained in:
Rajesh Tailor 2018-04-24 18:24:27 +05:30
parent 784a41a86f
commit 6b6ae966ba
6 changed files with 83 additions and 0 deletions

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@ -204,6 +204,7 @@ outputs:
host_prep_tasks:
list_concat:
- {get_attr: [NovaLogging, host_prep_tasks]}
- {get_attr: [NovaComputeBase, role_data, host_prep_tasks]}
- - name: create persistent directories
file:
path: "{{ item }}"

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@ -54,6 +54,16 @@ parameter_defaults:
# GlanceNfsOptions: 'intr,context=system_u:object_r:glance_var_lib_t:s0'
#### NOVA NFS SETTINGS ####
# NovaNfsEnabled: false
## NFS share for nova instance file storage, e.g. '192.168.122.1:/export/nova'
## (If using IPv6, use both double and single-quotes,
## e.g. "'[fdd0::1]:/export/nova'")
# NovaNfsShare: ''
## Mount options for the NFS instance file storage mount point
# NovaNfsOptions: 'context=system_u:object_r:nova_var_lib_t:s0'
#### CEPH SETTINGS ####
## When deploying Ceph Nodes through the oscplugin CLI, the following

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@ -0,0 +1,30 @@
# *******************************************************************
# This file was created automatically by the sample environment
# generator. Developers should use `tox -e genconfig` to update it.
# Users are recommended to make changes to a copy of the file instead
# of the original, if any customizations are needed.
# *******************************************************************
# title: Enable Nova NFS Backend
# description: |
# Configure and include this environment to enable the use of an NFS
# share as the backend for Nova.
parameter_defaults:
# NFS mount options for nova storage (when NovaNfsEnabled is true)
# Type: string
NovaNfsOptions: context=system_u:object_r:nova_var_lib_t:s0
# NFS share to mount for nova storage (when NovaNfsEnabled is true)
# Type: string
NovaNfsShare: ''
# ******************************************************
# Static parameters - these are values that must be
# included in the environment but should not be changed.
# ******************************************************
# Whether to enable or not the NFS backend for Nova
# Type: boolean
NovaNfsEnabled: True
# *********************
# End static parameters
# *********************

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@ -56,6 +56,18 @@ parameters:
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
NovaNfsShare:
default: ''
description: NFS share to mount for nova storage (when NovaNfsEnabled is true)
type: string
NovaNfsOptions:
default: 'context=system_u:object_r:nova_var_lib_t:s0'
description: NFS mount options for nova storage (when NovaNfsEnabled is true)
type: string
CinderEnableRbdBackend:
default: false
description: Whether to enable or not the Rbd backend for Cinder
@ -201,6 +213,7 @@ outputs:
- - 'client'
- {get_param: CephClientUserName}
tripleo::profile::base::nova::compute::cinder_nfs_backend: {get_param: CinderEnableNfsBackend}
tripleo::profile::base::nova::compute::nova_nfs_enabled: {get_param: NovaNfsEnabled}
rbd_persistent_storage: {get_param: CinderEnableRbdBackend}
nova::compute::rbd::libvirt_rbd_secret_key: {get_param: CephClientKey}
nova::compute::rbd::libvirt_rbd_secret_uuid: {get_param: CephClusterFSID}
@ -249,6 +262,14 @@ outputs:
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_param: NovaNfsEnabled}
nfs_share: {get_param: NovaNfsShare}
nfs_options: {get_param: NovaNfsOptions}
mount: name=/var/lib/nova/instances src="{{nfs_share}}" fstype=nfs4 opts="_netdev,bg,{{nfs_options}},vers=4,nfsvers=4" state=mounted
when: nfs_backend_enable|bool
upgrade_tasks:
- name: Stop nova-compute service
when: step|int == 1

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@ -0,0 +1,5 @@
---
features:
- |
Allow NFS configuration of storage backend for Nova. This way
the instance files will be stored on a shared NFS storage.

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@ -71,6 +71,22 @@ environments:
description: |
Configure and include this environment to enable the use of an NFS
share as the backend for Glance.
-
name: storage/nova-nfs
title: Enable Nova NFS Backend
files:
puppet/services/nova-compute.yaml:
parameters:
- NovaNfsEnabled
- NovaNfsShare
- NovaNfsOptions
sample_values:
NovaNfsEnabled: True
static:
- NovaNfsEnabled
description: |
Configure and include this environment to enable the use of an NFS
share as the backend for Nova.
-
name: storage/external-ceph
title: Deploy Using an External Ceph Cluster