3 files changed, 29 insertions, 0 deletions

diff --git a/roles/setup-multi-cell-policy/README.rst b/roles/setup-multi-cell-policy/README.rst
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+Setup multi-cell policy on the controller host. This should not require
+a restart of the n-api service (the policy changes should be read
+dynamically). The stack user must exist on the controller host first.
+
+**Role Variables**
+
+.. zuul:rolevar:: nova_config_dir
+   :default: /etc/nova
+
+   The nova configuration directory.
diff --git a/roles/setup-multi-cell-policy/defaults/main.yaml b/roles/setup-multi-cell-policy/defaults/main.yaml
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+nova_config_dir: /etc/nova
diff --git a/roles/setup-multi-cell-policy/tasks/main.yaml b/roles/setup-multi-cell-policy/tasks/main.yaml
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+# Ensure the nova configuration directory exists before writing the policy
+# file to it.
+- name: Create nova conf dir
+  file:
+    path: '{{ nova_config_dir }}'
+    state: directory
+    owner: stack
+  become: yes
+
+# Write the policy file rule for multi-cell resize.
+- name: Setup multi-cell policy
+  copy:
+    content: |
+      # Enable cross-cell resize.
+      "compute:servers:resize:cross_cell": "rule:admin_or_owner"
+    dest: '{{ nova_config_dir }}/policy.yaml'
+    owner: stack
+  become: yes