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-rw-r--r--playbooks/provisioning/openstack/README.md15
-rw-r--r--playbooks/provisioning/openstack/sample-inventory/group_vars/all.yml5
-rw-r--r--playbooks/provisioning/openstack/stack_params.yaml2
3 files changed, 22 insertions, 0 deletions
diff --git a/playbooks/provisioning/openstack/README.md b/playbooks/provisioning/openstack/README.md
index fe87f68f4..370f582b2 100644
--- a/playbooks/provisioning/openstack/README.md
+++ b/playbooks/provisioning/openstack/README.md
@@ -308,6 +308,21 @@ In order to set a custom entrypoint, update `openshift_master_cluster_public_hos
Note than an empty hostname does not work, so if your domain is `openshift.example.com`,
you cannot set this value to simply `openshift.example.com`.
+
+### Specifying server group policies
+
+You can specify server group policies for infra and master nodes using the following
+parameters in `inventory/group_vars/all.yml`:
+
+ ## Specify server group policies for master and infra nodes. Nova must be configured to
+ ## enable these policies. 'anti-affinity' will ensure that each VM is launched on a
+ ## different physical host.
+ #openstack_master_server_group_policies: [anti-affinity]
+ #openstack_infra_server_group_policies: [anti-affinity]
+
+The [Heat template documentation](https://docs.openstack.org/heat/pike/template_guide/openstack.html#OS::Nova::ServerGroup)
+lists allowed policy values.
+
### Creating and using a Cinder volume for the OpenShift registry
You can optionally have the playbooks create a Cinder volume and set
diff --git a/playbooks/provisioning/openstack/sample-inventory/group_vars/all.yml b/playbooks/provisioning/openstack/sample-inventory/group_vars/all.yml
index 12f64f401..fa1fb6c64 100644
--- a/playbooks/provisioning/openstack/sample-inventory/group_vars/all.yml
+++ b/playbooks/provisioning/openstack/sample-inventory/group_vars/all.yml
@@ -62,6 +62,11 @@ openstack_default_flavor: "m1.medium"
#docker_lb_volume_size: "5"
docker_volume_size: "15"
+## Specify server group policies for master and infra nodes. Nova must be configured to
+## enable these policies. 'anti-affinity' will ensure that each VM is launched on a
+## different physical host.
+#openstack_master_server_group_policies: [anti-affinity]
+#openstack_infra_server_group_policies: [anti-affinity]
## Create a Cinder volume and use it for the OpenShift registry.
## NOTE: the openstack credentials and hosted registry options must be set in OSEv3.yml!
diff --git a/playbooks/provisioning/openstack/stack_params.yaml b/playbooks/provisioning/openstack/stack_params.yaml
index 484c06889..a4da31bfe 100644
--- a/playbooks/provisioning/openstack/stack_params.yaml
+++ b/playbooks/provisioning/openstack/stack_params.yaml
@@ -36,6 +36,8 @@ num_masters: "{{ openstack_num_masters }}"
num_nodes: "{{ openstack_num_nodes }}"
num_infra: "{{ openstack_num_infra }}"
num_dns: "{{ openstack_num_dns | default(1) }}"
+master_server_group_policies: "{{ openstack_master_server_group_policies | default([]) | to_yaml }}"
+infra_server_group_policies: "{{ openstack_infra_server_group_policies | default([]) | to_yaml }}"
master_volume_size: "{{ docker_master_volume_size | default(docker_volume_size) }}"
infra_volume_size: "{{ docker_infra_volume_size | default(docker_volume_size) }}"
node_volume_size: "{{ docker_node_volume_size | default(docker_volume_size) }}"