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* Message Bus code Signed-off-by: Ajay Paratmandali <ajay.paratmandali@seagate.com> * Add force test Signed-off-by: Ajay Paratmandali <ajay.paratmandali@seagate.com> * Implement message bus Signed-off-by: Ajay Paratmandali <ajay.paratmandali@seagate.com> * Address all comment Signed-off-by: Ajay Paratmandali <ajay.paratmandali@seagate.com> * Fix name Signed-off-by: Ajay Paratmandali <ajay.paratmandali@seagate.com>
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| #!/usr/bin/env python3 | ||
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| # Copyright (c) 2021 Seagate Technology LLC and/or its Affiliates | ||
| # | ||
| # This program is free software: you can redistribute it and/or modify it under the | ||
| # terms of the GNU Affero General Public License as published by the Free Software | ||
| # Foundation, either version 3 of the License, or (at your option) any later version. | ||
| # | ||
| # This program is distributed in the hope that it will be useful, but WITHOUT ANY | ||
| # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A | ||
| # PARTICULAR PURPOSE. See the GNU Affero General Public License for more details. | ||
| # | ||
| # You should have received a copy of the GNU Affero General Public License along | ||
| # with this program. If not, see <https://www.gnu.org/licenses/>. For any questions | ||
| # about this software or licensing, please email opensource@seagate.com or | ||
| # cortx-questions@seagate.com. | ||
|
|
||
| import os | ||
| import sys | ||
| import pathlib | ||
| import unittest | ||
| import time | ||
| import json | ||
| sys.path.append(os.path.join(os.path.dirname(pathlib.Path(__file__)), '..', '..', '..')) | ||
| from ha.util.message_bus import MessageBus | ||
| from ha.util.message_bus import CONSUMER_STATUS | ||
|
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| class TestMessageBus(unittest.TestCase): | ||
| """ | ||
| Integration test TestMessageBus | ||
| """ | ||
|
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| def setUp(self): | ||
| """ | ||
| Setup. | ||
| """ | ||
| self.message_type = "test_ha" | ||
| MessageBus.deregister(self.message_type) | ||
| # Consumer | ||
| self.consumer_id = 1 | ||
| self.consumer_group = "test_ha_group" | ||
| # Producer | ||
| producer_id="ha_producer" | ||
| self.producer = MessageBus.get_producer(producer_id=producer_id, message_type=self.message_type) | ||
| self.status = None | ||
| self.stop_thread = False | ||
| self.count = 1 | ||
| self.consumer = MessageBus.get_consumer(consumer_id=self.consumer_id, | ||
| consumer_group=self.consumer_group, | ||
| message_type=self.message_type, | ||
| callback=self._callback) | ||
|
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| def _callback(self, message: str): | ||
| """ | ||
| Callback | ||
| """ | ||
| payload = json.loads(message) | ||
| if self.status == CONSUMER_STATUS.SUCCESS: | ||
| print(f"Caught message {payload}") | ||
| if payload.get("status") == "stop": | ||
| self.stop_thread = True | ||
| return CONSUMER_STATUS.SUCCESS_STOP | ||
| return CONSUMER_STATUS.SUCCESS | ||
| elif self.status == CONSUMER_STATUS.FAILED: | ||
| # Receive same message 3 time and then return fail stop | ||
| if self.count <= 3 and payload.get("status") == "failed": | ||
| print(f"Received same {payload} with count {self.count}") | ||
| self.count += 1 | ||
| return CONSUMER_STATUS.FAILED | ||
| elif payload.get("status") == "failed": | ||
| self.stop_thread = True | ||
| print(f"Received same {payload} with count {self.count} stopping forcefully.") | ||
| return CONSUMER_STATUS.FAILED_STOP | ||
| else: | ||
| print(f"Received same {payload} as no responce") | ||
| self.stop_thread = True | ||
| return CONSUMER_STATUS.SUCCESS_STOP | ||
|
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| def test_message_bus(self): | ||
| """ | ||
| Test safe close thread by return true | ||
| """ | ||
| self._check_success_case() | ||
| self._check_failed_case() | ||
|
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| def _check_success_case(self): | ||
| """ | ||
| Return SUCCESS and SUCCESS_STOP | ||
| """ | ||
| # send message | ||
| self.producer.publish({"status":"start"}) | ||
| self.producer.publish({"status":"working"}) | ||
| self.producer.publish({"status":"stop"}) | ||
|
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||
| # Wait for message | ||
| self.status = CONSUMER_STATUS.SUCCESS | ||
| self.consumer.start() | ||
| while not self.stop_thread: | ||
| time.sleep(2) | ||
| self.consumer.stop() | ||
| self.stop_thread = False | ||
| print("Successfully tested SUCCESS and SUCCESS_STOP") | ||
|
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| def _check_failed_case(self): | ||
| self.producer.publish({"status":"failed"}) | ||
| self.status = CONSUMER_STATUS.FAILED | ||
|
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| # Wait for message | ||
| self.consumer.start() | ||
| while not self.stop_thread: | ||
| time.sleep(5) | ||
| print("5 sec sleep completed produce one message again") | ||
| self.producer.publish({"status":"no_responce_seen"}) | ||
| self.consumer.stop() | ||
| print("Successfully tested SUCCESS and SUCCESS_STOP") | ||
|
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| def tearDown(self): | ||
| """ | ||
| destroy. | ||
| """ | ||
| MessageBus.deregister(self.message_type) | ||
|
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| if __name__ == "__main__": | ||
| unittest.main() |
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