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authorPaul Bourke <paul.bourke@oracle.com>2016-08-11 15:18:01 +0000
committerPaul Bourke <paul.bourke@oracle.com>2016-09-13 16:39:56 +0100
commit233090300ea4acee033f64bd7975c7031aaf8cfb (patch)
tree625544c05c98370c4b22c27ba1f3df59d47fa5f8
parent7db277b1459effca5e8b3a13090d7b08639346cc (diff)
downloadkolla-233090300ea4acee033f64bd7975c7031aaf8cfb.tar.gz
kolla-233090300ea4acee033f64bd7975c7031aaf8cfb.zip
Check volume group exists for Cinder in prechecks
Add a service check for Cinder when using iscsi/LVM, that the appropriate volume group exists. TrivialFix Change-Id: I54e01911709db73549334760498b4246fe6271d7 Co-Authored-By: Vladislav Belogrudov <vladislav.belogrudov@oracle.com>
-rw-r--r--ansible/roles/cinder/defaults/main.yml2
-rw-r--r--ansible/roles/cinder/templates/cinder.conf.j22
-rw-r--r--ansible/roles/prechecks/tasks/service_checks.yml10
-rw-r--r--etc/kolla/globals.yml5
-rw-r--r--releasenotes/notes/add-cinder-vg-check-c70d9f79d8cfd09b.yaml4
5 files changed, 18 insertions, 5 deletions
diff --git a/ansible/roles/cinder/defaults/main.yml b/ansible/roles/cinder/defaults/main.yml
index e06b161bc..c9de204ee 100644
--- a/ansible/roles/cinder/defaults/main.yml
+++ b/ansible/roles/cinder/defaults/main.yml
@@ -73,3 +73,5 @@ cinder_backends:
enabled: "{{ enable_cinder_backend_lvm | bool }}"
cinder_enabled_backends: "{{ cinder_backends|selectattr('enabled', 'equalto', true)|list }}"
+
+cinder_volume_group: "cinder-volumes"
diff --git a/ansible/roles/cinder/templates/cinder.conf.j2 b/ansible/roles/cinder/templates/cinder.conf.j2
index 311033dd8..a34ee75fd 100644
--- a/ansible/roles/cinder/templates/cinder.conf.j2
+++ b/ansible/roles/cinder/templates/cinder.conf.j2
@@ -79,7 +79,7 @@ lock_path = /var/lib/cinder/tmp
{% if enable_cinder_backend_lvm | bool %}
[lvm-1]
-volume_group = cinder-volumes
+volume_group = {{ cinder_volume_group }}
volume_driver = cinder.volume.drivers.lvm.LVMVolumeDriver
volume_backend_name = lvm-1
iscsi_helper = tgtadm
diff --git a/ansible/roles/prechecks/tasks/service_checks.yml b/ansible/roles/prechecks/tasks/service_checks.yml
index b4e7ca99c..06c9b8e32 100644
--- a/ansible/roles/prechecks/tasks/service_checks.yml
+++ b/ansible/roles/prechecks/tasks/service_checks.yml
@@ -64,3 +64,13 @@
- enable_ceilometer | bool
- not enable_mongodb | bool
- ceilometer_database_type == "mongodb"
+
+- name: Checking LVM volume group exists for Cinder
+ command: "vgs {{ cinder_volume_group }}"
+ register: result
+ changed_when: false
+ failed_when: result | failed
+ when:
+ - inventory_hostname in groups['cinder-volume']
+ - enable_cinder | bool
+ - enable_cinder_backend_lvm | bool
diff --git a/etc/kolla/globals.yml b/etc/kolla/globals.yml
index cd9177766..541587495 100644
--- a/etc/kolla/globals.yml
+++ b/etc/kolla/globals.yml
@@ -187,10 +187,7 @@ kolla_internal_vip_address: "10.10.10.254"
# Enable / disable Cinder backends
#cinder_backend_ceph: "{{ enable_ceph }}"
-# Cinder's iSCSI backend !!!REQUIRES!!! two parameters:
-# 1 - IP address of the server hosting LVM Volume group
-# 2 - The name of Volume group which Cinder will use.
-#cinder_volume_group:
+#cinder_volume_group: "cinder-volumes"
#######################
diff --git a/releasenotes/notes/add-cinder-vg-check-c70d9f79d8cfd09b.yaml b/releasenotes/notes/add-cinder-vg-check-c70d9f79d8cfd09b.yaml
new file mode 100644
index 000000000..e77a38543
--- /dev/null
+++ b/releasenotes/notes/add-cinder-vg-check-c70d9f79d8cfd09b.yaml
@@ -0,0 +1,4 @@
+---
+features:
+ - When Cinder, iSCSI and the LVM driver are enabled, check that the
+ appropriate volume group exists on the target nodes.