mirror of
https://github.com/overleaf/overleaf.git
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95 lines
2.9 KiB
CoffeeScript
95 lines
2.9 KiB
CoffeeScript
bunyan = require('bunyan')
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module.exports = Logger =
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initialize: (name) ->
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@logger = bunyan.createLogger
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name: name
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serializers: bunyan.stdSerializers
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return @
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initializeErrorReporting: (sentry_dsn, options) ->
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raven = require "raven"
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@raven = new raven.Client(sentry_dsn, options)
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@lastErrorTimeStamp = 0 # for rate limiting on sentry reporting
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@lastErrorCount = 0
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captureException: (attributes, message, level) ->
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# handle case of logger.error "message"
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if typeof attributes is 'string'
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attributes = {err: new Error(attributes)}
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# extract any error object
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error = attributes.err or attributes.error
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# include our log message in the error report
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if not error?
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error = {message: message} if typeof message is 'string'
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else if message?
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attributes.description = message
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# report the error
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if error?
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# capture attributes and use *_id objects as tags
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tags = {}
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extra = {}
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for key, value of attributes
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tags[key] = value if key.match(/_id/) and typeof value == 'string'
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extra[key] = value
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# capture req object if available
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req = attributes.req
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if req?
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extra.req =
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method: req.method
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url: req.originalUrl
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query: req.query
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headers: req.headers
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ip: req.ip
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# recreate error objects that have been converted to a normal object
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if !(error instanceof Error) and typeof error is "object"
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newError = new Error(error.message)
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for own key, value of error
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newError[key] = value
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error = newError
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# send the error to sentry
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try
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@raven.captureException(error, {tags: tags, extra: extra, level: level})
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catch
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return # ignore any errors
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info : ()->
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@logger.info.apply(@logger, arguments)
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log : ()->
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@logger.info.apply(@logger, arguments)
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error: (attributes, message, args...)->
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@logger.error(attributes, message, args...)
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if @raven?
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MAX_ERRORS = 5 # maximum number of errors in 1 minute
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now = new Date()
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# have we recently reported an error?
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recentSentryReport = (now - @lastErrorTimeStamp) < 60 * 1000
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# if so, increment the error count
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if recentSentryReport
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@lastErrorCount++
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else
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@lastErrorCount = 0
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@lastErrorTimeStamp = now
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# only report 5 errors every minute to avoid overload
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if @lastErrorCount < MAX_ERRORS
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# add a note if the rate limit has been hit
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note = if @lastErrorCount+1 is MAX_ERRORS then "(rate limited)" else ""
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# report the exception
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@captureException(attributes, message, "error#{note}")
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err: () ->
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@error.apply(this, arguments)
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warn: ()->
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@logger.warn.apply(@logger, arguments)
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fatal: (attributes, message, callback) ->
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@logger.fatal(attributes, message)
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if @raven?
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cb = (e) -> # call the callback once after 'logged' or 'error' event
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callback()
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cb = () ->
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@captureException(attributes, message, "fatal")
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@raven.once 'logged', cb
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@raven.once 'error', cb
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else
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callback()
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Logger.initialize("default-sharelatex")
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