Add disable cloud-init support

ansible/disable-cloud-init.yml

@@ -0,0 +1,12 @@
+---
+# Cloud-init ‘s searches for network configuration in order of 
+# increasing precedence; each item overriding the previous.
+# In some cases cloud-init reconfigure automatically network interface
+# and cause some issues in network configuration
+- name: Disable Cloud-init service 
+  hosts: overcloud
+  tags:
+    - disable-cloud-init
+  roles:
+    - role: disable-cloud-init
+      when: disable_cloud_init | bool

ansible/group_vars/all/overcloud

@@ -16,6 +16,9 @@ overcloud_groups: >
 # should not be added to the inventory.
 overcloud_group_hosts_map: {}
 
+# To prevent some network issues you can choose to disable cloud-init
+disable_cloud_init: False 
+
 ###############################################################################
 # Overcloud host image configuration.
 

ansible/roles/disable-cloud-init/handlers/main.yml

@@ -0,0 +1,7 @@
+---
+- name: restart cloud-init daemon
+  systemd: 
+    name: cloud-init
+    state: restarted 
+    daemon_reload: yes
+  become: True

ansible/roles/disable-cloud-init/tasks/main.yml

@@ -0,0 +1,9 @@
+---
+- name: Disable cloud init service
+  file:
+    path: /etc/cloud/cloud-init.disabled 
+    state: touch
+    mode: "u=rw,g=r,o=r" 
+  notify:
+    - restart cloud-init daemon 
+  become: True

etc/kayobe/overcloud.yml

@@ -13,6 +13,9 @@
 # should not be added to the inventory.
 #overcloud_group_hosts_map:
 
+# To prevent some network issues you can choose to disable cloud-init
+disable_cloud_init: False 
+
 ###############################################################################
 # Overcloud host image configuration.
 

kayobe/cli/commands.py

@@ -691,7 +691,7 @@ class OvercloudHostConfigure(KollaAnsibleMixin, KayobeAnsibleMixin, VaultMixin,
             playbooks += _build_playbook_list("wipe-disks")
         playbooks += _build_playbook_list(
             "users", "yum", "dev-tools", "disable-selinux", "network",
-            "sysctl", "disable-glean", "ntp", "lvm")
+            "sysctl", "disable-glean", "disable-cloud-init", "ntp", "lvm")
         self.run_kayobe_playbooks(parsed_args, playbooks, limit="overcloud")
         playbooks = _build_playbook_list("kolla-ansible")
         self.run_kayobe_playbooks(parsed_args, playbooks, tags="config")

kayobe/tests/unit/cli/test_commands.py

@@ -466,6 +466,7 @@ class TestCase(unittest.TestCase):
                     "ansible/network.yml",
                     "ansible/sysctl.yml",
                     "ansible/disable-glean.yml",
+                    "ansible/disable-cloud-init.yml",
                     "ansible/ntp.yml",
                     "ansible/lvm.yml",
                 ],