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| 1 | +# Copyright The OpenTelemetry Authors |
| 2 | +# |
| 3 | +# Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | +# you may not use this file except in compliance with the License. |
| 5 | +# You may obtain a copy of the License at |
| 6 | +# |
| 7 | +# http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | +# |
| 9 | +# Unless required by applicable law or agreed to in writing, software |
| 10 | +# distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | +# See the License for the specific language governing permissions and |
| 13 | +# limitations under the License. |
| 14 | +import logging |
| 15 | +from time import time_ns |
| 16 | +from typing import Optional |
| 17 | + |
| 18 | +from opentelemetry import trace |
| 19 | +from opentelemetry._events import Event |
| 20 | +from opentelemetry._events import EventLogger as APIEventLogger |
| 21 | +from opentelemetry._events import EventLoggerProvider as APIEventLoggerProvider |
| 22 | +from opentelemetry._logs import SeverityNumber, get_logger_provider |
| 23 | +from opentelemetry.sdk._logs import Logger, LoggerProvider, LogRecord |
| 24 | +from opentelemetry.util.types import Attributes |
| 25 | + |
| 26 | +_logger = logging.getLogger(__name__) |
| 27 | + |
| 28 | + |
| 29 | +class EventLogger(APIEventLogger): |
| 30 | + def __init__( |
| 31 | + self, |
| 32 | + logger_provider: LoggerProvider, |
| 33 | + name: str, |
| 34 | + version: Optional[str] = None, |
| 35 | + schema_url: Optional[str] = None, |
| 36 | + attributes: Optional[Attributes] = None, |
| 37 | + ): |
| 38 | + super().__init__( |
| 39 | + name=name, |
| 40 | + version=version, |
| 41 | + schema_url=schema_url, |
| 42 | + attributes=attributes, |
| 43 | + ) |
| 44 | + self._logger: Logger = logger_provider.get_logger(name, version, schema_url, attributes) |
| 45 | + |
| 46 | + def emit(self, event: Event) -> None: |
| 47 | + span_context = trace.get_current_span().get_span_context() |
| 48 | + log_record = LogRecord( |
| 49 | + timestamp=event.timestamp or time_ns(), |
| 50 | + observed_timestamp=None, |
| 51 | + trace_id=event.trace_id or span_context.trace_id, |
| 52 | + span_id=event.span_id or span_context.span_id, |
| 53 | + trace_flags=event.trace_flags or span_context.trace_flags, |
| 54 | + severity_text=None, |
| 55 | + severity_number=event.severity_number or SeverityNumber.INFO, |
| 56 | + body=event.body, |
| 57 | + resource=getattr(self._logger, "resource", None), |
| 58 | + attributes=event.attributes, |
| 59 | + ) |
| 60 | + self._logger.emit(log_record) |
| 61 | + |
| 62 | + |
| 63 | +class EventLoggerProvider(APIEventLoggerProvider): |
| 64 | + def __init__(self, logger_provider: Optional[LoggerProvider] = None): |
| 65 | + self._logger_provider = logger_provider or get_logger_provider() |
| 66 | + |
| 67 | + def get_event_logger( |
| 68 | + self, |
| 69 | + name: str, |
| 70 | + version: Optional[str] = None, |
| 71 | + schema_url: Optional[str] = None, |
| 72 | + attributes: Optional[Attributes] = None, |
| 73 | + ) -> EventLogger: |
| 74 | + if not name: |
| 75 | + _logger.warning("EventLogger created with invalid name: %s", name) |
| 76 | + return EventLogger(self._logger_provider, name, version, schema_url, attributes) |
| 77 | + |
| 78 | + def shutdown(self): |
| 79 | + self._logger_provider.shutdown() |
| 80 | + |
| 81 | + def force_flush(self, timeout_millis: int = 30000) -> bool: |
| 82 | + self._logger_provider.force_flush(timeout_millis) |
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