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https://github.com/kevinveenbirkenbach/computer-playbook.git
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Check if nothing got defreezed during the freezing process
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@ -70,6 +70,10 @@ system_maintenance_cleanup_services:
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- "cleanup-disc-space"
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- "cleanup-failed-docker-backups"
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### Freeze services (wait until they are finished to be sure that nobody else is doing stuff in the fridge)
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- "system-maintenance-service-freeze"
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- "system-maintenance-service-defrost"
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### Services that Manipulate the System
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system_maintenance_manipulation_services:
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- "heal-docker"
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@ -28,34 +28,54 @@ def check_service_active(service_name):
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"""Check if a service is active or activating."""
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result = subprocess.run(['systemctl', 'is-active', service_name], stdout=subprocess.PIPE)
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service_status = result.stdout.decode('utf-8').strip()
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return service_status in ['active', 'activating']
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return_value=service_status in ['active', 'activating']
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if return_value:
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print(f"Service {service} is active.");
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else:
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print(f"Service {service} is not active.");
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return return_value
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def check_any_service_active(services):
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"""Check if any service in the list is active or activating."""
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for service in services:
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if check_service_active(service_name):
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return True
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return False
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def freeze(services_to_wait_for, ignored_services, timeout_sec):
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break_time_sec=5
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attempt=0
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max_attempts=timeout_sec/break_time_sec
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# Filter services that exist and are not in the ignored list
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for service in services_to_wait_for:
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print(f"\nFreezing: {service}")
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if service in ignored_services:
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print(f"{service} will be ignored.")
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else:
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while check_service_active(service):
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current_time_iso = datetime.now().isoformat()
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attempt += 1
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print(f"{current_time_iso}#{attempt}/{max_attempts}: Waiting for {break_time_sec} seconds for {service} to stop...")
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time.sleep(break_time_sec)
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if attempt > max_attempts:
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raise Exception(f"Error: Maximum attempts ({max_attempts}) reached. Exit.")
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# Stop and disable the corresponding timer, if it exists
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if service_file_exists(service,"timer"):
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timer_name = service + ".timer"
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subprocess.run(['systemctl', 'stop', timer_name])
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subprocess.run(['systemctl', 'disable', timer_name])
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print(f"{timer_name} stopped and disabled.")
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any_service_active=True
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print("Checking if any services is active.")
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# This guaranties that no service will be started in the between time
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while any_service_active:
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# Filter services that exist and are not in the ignored list
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for service in services_to_wait_for:
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print(f"\nFreezing: {service}")
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if service in ignored_services:
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print(f"{service} will be ignored.")
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else:
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print(f"Skipped.")
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while check_service_active(service):
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current_time_iso = datetime.now().isoformat()
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attempt += 1
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print(f"{current_time_iso}#{attempt}/{max_attempts}: Waiting for {break_time_sec} seconds for {service} to stop...")
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time.sleep(break_time_sec)
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if attempt > max_attempts:
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raise Exception(f"Error: Maximum attempts ({max_attempts}) reached. Exit.")
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# Stop and disable the corresponding timer, if it exists
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if service_file_exists(service,"timer"):
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timer_name = service + ".timer"
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subprocess.run(['systemctl', 'stop', timer_name])
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subprocess.run(['systemctl', 'disable', timer_name])
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print(f"{timer_name} stopped and disabled.")
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else:
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print(f"No timer to stop.")
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print("Checking if any of the previous deactivated services is active.")
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any_service_active=check_any_service_active(services_to_wait_for)
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print("\nAll required services have stopped.")
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def defrost(services_to_wait_for, ignored_services):
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