cloud_init_wait: tolerate reboots

This insanity comes from RedHat themselves:

    https://www.ansible.com/blog/tolerable-ansible

1 files changed, 23 insertions, 0 deletions

diff --git a/roles/cloud_init_wait/tasks/check.yml b/roles/cloud_init_wait/tasks/check.yml
new file mode 100644
index 0000000..2dc20aa
--- /dev/null
+++ b/roles/cloud_init_wait/tasks/check.yml
@@ -0,0 +1,23 @@
+# Make a playbook usable immediately after creating a VM - even before
+# the SSH server is started.
+- name: Wait for SSH connection
+  ansible.builtin.wait_for_connection:
+    timeout: '{{ cloud_init_wait_seconds }}'
+
+# Again, make a playbook usable immediately after creating a VM - that includes
+# waiting until cloud-init is done.
+- name: Wait until cloud-init is finished
+  ansible.builtin.file:
+    path: '{{ cloud_init_wait_path }}'
+    state: file
+  register: boot_finished
+  until: boot_finished is succeeded
+  # About 5 minutes worth of attempts.
+  retries: '{{ cloud_init_wait_seconds // cloud_init_wait_delay }}'
+  delay: '{{ cloud_init_wait_delay }}'
+  ignore_unreachable: true
+  ignore_errors: true
+
+- ansible.builtin.include_tasks: check.yml
+  when:
+    - boot_finished is unreachable