| # |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| from queue import Queue, Empty |
| from time import time |
| |
| from skywalking import config |
| from skywalking.agent import Protocol |
| from skywalking.client.http import HttpServiceManagementClient, HttpTraceSegmentReportService, HttpLogDataReportService |
| from skywalking.loggings import logger, logger_debug_enabled |
| from skywalking.protocol.logging.Logging_pb2 import LogData |
| from skywalking.trace.segment import Segment |
| |
| |
| class HttpProtocol(Protocol): |
| def __init__(self): |
| self.properties_sent = False |
| self.service_management = HttpServiceManagementClient() |
| self.traces_reporter = HttpTraceSegmentReportService() |
| self.log_reporter = HttpLogDataReportService() |
| |
| def heartbeat(self): |
| if not self.properties_sent: |
| self.service_management.send_instance_props() |
| self.properties_sent = True |
| self.service_management.send_heart_beat() |
| |
| def report_segment(self, queue: Queue, block: bool = True): |
| start = None |
| |
| def generator(): |
| nonlocal start |
| |
| while True: |
| try: |
| timeout = config.agent_queue_timeout # type: int |
| if not start: # make sure first time through queue is always checked |
| start = time() |
| else: |
| timeout -= int(time() - start) |
| if timeout <= 0: # this is to make sure we exit eventually instead of being fed continuously |
| return |
| segment = queue.get(block=block, timeout=timeout) # type: Segment |
| except Empty: |
| return |
| |
| queue.task_done() |
| |
| if logger_debug_enabled: |
| logger.debug('reporting segment %s', segment) |
| |
| yield segment |
| |
| try: |
| self.traces_reporter.report(generator=generator()) |
| except Exception: |
| pass |
| |
| def report_log(self, queue: Queue, block: bool = True): |
| start = None |
| |
| def generator(): |
| nonlocal start |
| |
| while True: |
| try: |
| timeout = config.agent_queue_timeout # type: int |
| if not start: # make sure first time through queue is always checked |
| start = time() |
| else: |
| timeout -= int(time() - start) |
| if timeout <= 0: # this is to make sure we exit eventually instead of being fed continuously |
| return |
| log_data = queue.get(block=block, timeout=timeout) # type: LogData |
| except Empty: |
| return |
| queue.task_done() |
| if logger_debug_enabled: |
| logger.debug('Reporting Log') |
| |
| yield log_data |
| |
| try: |
| self.log_reporter.report(generator=generator()) |
| except Exception: |
| pass |
| |
| # meter support requires OAP side HTTP handler to be implemented |
| def report_meter(self, queue: Queue, block: bool = True): |
| ... |
| |
| def report_snapshot(self, queue: Queue, block: bool = True): |
| ... |
| |
| def query_profile_commands(self): |
| ... |
| |
| def notify_profile_task_finish(self, task): |
| ... |