Fix timestamp parsing issue

tests_e2e/tests/lib/agent_log.py

@@ -64,10 +64,16 @@ def from_dictionary(dictionary: Dict[str, str]):
 
     @property
     def timestamp(self) -> datetime:
-        # Logs from the DcrTestExtension follows this format: 2023/07/10 20:50:13
-        dcr_test_ext_timestamp_regex = r"\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}[.\d]*"
-        if re.match(dcr_test_ext_timestamp_regex, self.when):
+        # Extension logs may follow different timestamp formats
+        # 2023/07/10 20:50:13
+        ext_timestamp_regex_1 = r"\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}"
+        # 2023/07/10 20:50:13.459260
+        ext_timestamp_regex_2 = r"\d{4}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}[.\d]*"
+
+        if re.match(ext_timestamp_regex_1, self.when):
             return datetime.strptime(self.when, u'%Y/%m/%d %H:%M:%S')
+        elif re.match(ext_timestamp_regex_2, self.when):
+            return datetime.strptime(self.when, u'%Y/%m/%d %H:%M:%S.%f')
         # Logs from agent follow this format: 2023-07-10T20:50:13.038599Z
         return datetime.strptime(self.when, u'%Y-%m-%dT%H:%M:%S.%fZ')