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| 1 | +/* |
| 2 | + * Copyright The OpenTelemetry Authors |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * https://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | + |
| 17 | +import { DiagConsoleLogger, DiagLogLevel, diag } from '@opentelemetry/api'; |
| 18 | +import { logs, SeverityNumber } from '@opentelemetry/api-logs'; |
| 19 | +import { |
| 20 | + LoggerProvider, |
| 21 | + ConsoleLogRecordExporter, |
| 22 | + SimpleLogRecordProcessor, |
| 23 | +} from '@opentelemetry/sdk-logs'; |
| 24 | + |
| 25 | +// Optional and only needed to see the internal diagnostic logging (during development) |
| 26 | +diag.setLogger(new DiagConsoleLogger(), DiagLogLevel.DEBUG); |
| 27 | + |
| 28 | +const loggerProvider = new LoggerProvider(); |
| 29 | +loggerProvider.addLogRecordProcessor( |
| 30 | + new SimpleLogRecordProcessor(new ConsoleLogRecordExporter()) |
| 31 | +); |
| 32 | + |
| 33 | +logs.setGlobalLoggerProvider(loggerProvider); |
| 34 | + |
| 35 | +const logger = logs.getLogger('example', '1.0.0'); |
| 36 | + |
| 37 | +// emit a log record |
| 38 | +logger.emit({ |
| 39 | + severityNumber: SeverityNumber.INFO, |
| 40 | + severityText: 'INFO', |
| 41 | + body: 'this is a log record body', |
| 42 | + attributes: { 'log.type': 'custom' }, |
| 43 | +}); |
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