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https://github.com/apex/logs-winston

Apex Logs integration for the Node.js Winston logging framework
https://github.com/apex/logs-winston

apex-logs logging nodejs winston-logger winston-transport

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Apex Logs integration for the Node.js Winston logging framework

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README

        

[Apex Logs](https://apex.sh/logs/) transport for the popular [Winston](https://github.com/winstonjs/winston) Node.js logging framework.

## Installation

```
npm install --save apex-logs-winston
```

## Usage

Logs are buffered in memory and flushed periodically for more efficient ingestion. By default a `maxEntries` of 250, and `flushInterval` of 5 seconds (5000) are used.

```js
const ApexLogsTransport = require('apex-logs-winston')
const winston = require('winston')

const apex = new ApexLogsTransport({
url: process.env.APEX_LOGS_URL,
authToken: process.env.APEX_LOGS_AUTH_TOKEN,
projectId: process.env.APEX_LOGS_PROJECT_ID,
})

const logger = winston.createLogger({
levels: winston.config.syslog.levels,
transports: [apex],
defaultMeta: { program: 'api', host: 'api-01' }
})

logger.info('User Login', { user: { name: 'Tobi Ferret' } })
```

Here's an example tuning the default buffering options:

```js
const apex = new ApexLogsTransport({
url: process.env.APEX_LOGS_URL,
authToken: process.env.APEX_LOGS_AUTH_TOKEN,
projectId: process.env.APEX_LOGS_PROJECT_ID
buffer: { maxEntries: 100, flushInterval: 5000 }
})
```

## Heroku & AWS Lambda

Services such as Heroku and AWS Lambda expect logs to be written to stdout, in these cases use `json: true` to simple output an Apex Logs-friendly JSON format:

```js
const apex = new ApexLogsTransport({ json: true })
```

Note that the other options do not apply in this situation.