Enforce linear strategy for orchestrate-devstack
Document that orchestrate-devstack requires a linear strategy in the
invoking play. Also enforce the strategy in devstack.yaml.
Change-Id: Ia081225ec2be959fc5a4ddfd491f526296a8ca10
diff --git a/playbooks/devstack.yaml b/playbooks/devstack.yaml
index 93d19f1..d090638 100644
--- a/playbooks/devstack.yaml
+++ b/playbooks/devstack.yaml
@@ -1,3 +1,7 @@
- hosts: all
+ # This is the default strategy, however since orchestrate-devstack requires
+ # "linear", it is safer to enforce it in case this is running in an
+ # environment configured with a different default strategy.
+ strategy: linear
roles:
- orchestrate-devstack
diff --git a/roles/orchestrate-devstack/README.rst b/roles/orchestrate-devstack/README.rst
index 7803ee4..097dcea 100644
--- a/roles/orchestrate-devstack/README.rst
+++ b/roles/orchestrate-devstack/README.rst
@@ -15,6 +15,7 @@
this role is for the controller inventory_hostname to be "controller"
and for all sub-nodes to be defined in a group called "subnode".
+This role needs to be invoked from a playbook that uses a "linear" strategy.
**Role Variables**