initial commit

zvml/tasks.py

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+# Legal Disclaimer
+# This script is an example script and is not supported under any Zerto support program or service. 
+# The author and Zerto further disclaim all implied warranties including, without limitation, 
+# any implied warranties of merchantability or of fitness for a particular purpose.
+# In no event shall Zerto, its authors or anyone else involved in the creation, 
+# production or delivery of the scripts be liable for any damages whatsoever (including, 
+# without limitation, damages for loss of business profits, business interruption, loss of business 
+# information, or other pecuniary loss) arising out of the use of or the inability to use the sample 
+# scripts or documentation, even if the author or Zerto has been advised of the possibility of such damages. 
+# The entire risk arising out of the use or performance of the sample scripts and documentation remains with you.
+
+import requests
+import logging
+import time
+from .common import ZertoTaskStates
+
+class Tasks:
+    def __init__(self, client):
+        self.client = client
+
+    def wait_for_task_completion(self, task_identifier, timeout=600, interval=5, expected_task_state: ZertoTaskStates = ZertoTaskStates.Completed):
+        logging.debug(f'wait_for_task_completion(zvm_address={self.client.zvm_address}, task_identifier={task_identifier}, timeout={timeout}, interval={interval})')
+        start_time = time.time()
+        headers = {
+            'Content-Type': 'application/json',
+            'Authorization': f'Bearer {self.client.token}'
+        }
+
+        while True:
+            # Check if we've exceeded the timeout
+            if time.time() - start_time > timeout:
+                logging.error(f'Task ID={task_identifier} timed out after {timeout} seconds')
+                raise TimeoutError(f"Task did not complete within {timeout} seconds")
+
+            url = f"https://{self.client.zvm_address}/v1/tasks/{task_identifier}"
+            try:
+                response = requests.get(url, headers=headers, verify=self.client.verify_certificate)
+                response.raise_for_status()
+                task_info = response.json()
+
+                state = task_info.get("Status", {}).get("State", -1)
+                progress = task_info.get("Status", {}).get("Progress", 0)
+                logging.debug(f'Task response: status={ZertoTaskStates.get_name_by_value(state)}, progress={progress}')
+
+                if state == expected_task_state.value and progress == 100:
+                    logging.info("Task completed successfully.")
+                    time.sleep(interval)
+                    return task_info
+                elif state == ZertoTaskStates.InProgress.value:
+                    time.sleep(interval)
+                    continue
+                else:
+                    logging.error(f'Task ID={task_identifier} failed. task state={ZertoTaskStates.get_name_by_value(state)}')
+                    raise Exception(f"Task failed: {task_info.get('CompleteReason', 'No reason provided')}")
+            except requests.exceptions.RequestException as e:
+                logging.error(f"Request failed: {e}")
+                raise