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Stackdriver logging
When the environment variable STACKDRIVER_LOGGING is set to true, send request logs in a format that Stackdriver knows how to interpret. Also, set the log level accordint to the status code. 4xx responses are logged as warnings and 5xx responses are logged as errors.
This commit is contained in:
Eric Mc Sween
parent
a7117731bf
commit
166211b278
3 changed files with 92 additions and 40 deletions
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@ -1,29 +1,55 @@
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os = require("os")
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yn = require("yn")
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STACKDRIVER_LOGGING = yn(process.env['STACKDRIVER_LOGGING'])
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module.exports.monitor = (logger) ->
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return (req, res, next) ->
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Metrics = require("./metrics")
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startTime = new Date()
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startTime = process.hrtime()
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end = res.end
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res.end = () ->
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end.apply(this, arguments)
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responseTime = new Date() - startTime
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responseTime = process.hrtime(startTime)
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responseTimeMs = Math.round(responseTime[0] * 1000 + responseTime[1] / 1000)
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if req.route?.path?
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routePath = req.route.path.toString().replace(/\//g, '_').replace(/\:/g, '').slice(1)
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Metrics.timing("http_request", responseTime, null, {method:req.method, status_code: res.statusCode, path:routePath})
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logger.log
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req:
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url: req.originalUrl || req.url
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method: req.method
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referrer: req.headers['referer'] || req.headers['referrer']
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"remote-addr": req.ip || req.socket?.socket?.remoteAddress || req.socket?.remoteAddress
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"user-agent": req.headers["user-agent"]
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"content-length": req.headers["content-length"]
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res:
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"content-length": res._headers?["content-length"]
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statusCode: res.statusCode
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"response-time": responseTime
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"http request"
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Metrics.timing("http_request", responseTimeMs, null, {method:req.method, status_code: res.statusCode, path:routePath})
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remoteIp = req.ip || req.socket?.socket?.remoteAddress || req.socket?.remoteAddress
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reqUrl = req.originalUrl || req.url
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referrer = req.headers['referer'] || req.headers['referrer']
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if STACKDRIVER_LOGGING
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info =
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httpRequest:
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requestMethod: req.method
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requestUrl: reqUrl
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requestSize: req.headers["content-length"]
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status: res.statusCode
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responseSize: res._headers?["content-length"]
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userAgent: req.headers["user-agent"]
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remoteIp: remoteIp
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referer: referrer
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latency:
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seconds: responseTime[0]
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nanos: responseTime[1]
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protocol: req.protocol
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else
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info =
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req:
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url: reqUrl
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method: req.method
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referrer: referrer
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"remote-addr": remoteIp
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"user-agent": req.headers["user-agent"]
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"content-length": req.headers["content-length"]
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res:
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"content-length": res._headers?["content-length"]
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statusCode: res.statusCode
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"response-time": responseTimeMs
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if res.statusCode >= 500
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logger.error(info, "%s %s", req.method, reqUrl)
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else if res.statusCode >= 400 and res.statusCode < 500
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logger.warn(info, "%s %s", req.method, reqUrl)
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else
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logger.info(info, "%s %s", req.method, reqUrl)
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next()
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@ -7,13 +7,14 @@
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"url": "https://github.com/sharelatex/metrics-sharelatex.git"
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},
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"dependencies": {
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"@google-cloud/debug-agent": "^3.0.0",
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"@google-cloud/profiler": "^0.2.3",
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"@google-cloud/trace-agent": "^3.2.0",
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"coffee-script": "1.6.0",
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"lynx": "~0.1.1",
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"prom-client": "^11.1.3",
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"underscore": "~1.6.0",
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"@google-cloud/debug-agent": "^3.0.0",
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"@google-cloud/profiler": "^0.2.3",
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"@google-cloud/trace-agent": "^3.2.0"
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"yn": "^3.1.1"
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},
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"devDependencies": {
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"bunyan": "^1.0.0",
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@ -1,31 +1,56 @@
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os = require("os")
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yn = require("yn")
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STACKDRIVER_LOGGING = yn(process.env['STACKDRIVER_LOGGING'])
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module.exports.monitor = (logger) ->
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return (req, res, next) ->
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Metrics = require("./metrics")
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startTime = new Date()
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startTime = process.hrtime()
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end = res.end
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res.end = () ->
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end.apply(this, arguments)
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responseTime = new Date() - startTime
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responseTime = process.hrtime(startTime)
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responseTimeMs = Math.round(responseTime[0] * 1000 + responseTime[1] / 1000)
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if req.route?.path?
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routePath = req.route.path.toString().replace(/\//g, '_').replace(/\:/g, '').slice(1)
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key = "http-requests.#{routePath}.#{req.method}.#{res.statusCode}"
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Metrics.timing(key, responseTime)
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logger.log
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req:
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url: req.originalUrl || req.url
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method: req.method
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referrer: req.headers['referer'] || req.headers['referrer']
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"remote-addr": req.ip || req.socket?.socket?.remoteAddress || req.socket?.remoteAddress
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"user-agent": req.headers["user-agent"]
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"content-length": req.headers["content-length"]
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res:
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"content-length": res._headers?["content-length"]
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statusCode: res.statusCode
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"response-time": responseTime
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"http request"
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Metrics.timing(key, responseTimeMs)
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remoteIp = req.ip || req.socket?.socket?.remoteAddress || req.socket?.remoteAddress
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reqUrl = req.originalUrl || req.url
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referrer = req.headers['referer'] || req.headers['referrer']
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if STACKDRIVER_LOGGING
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info =
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httpRequest:
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requestMethod: req.method
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requestUrl: reqUrl
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requestSize: req.headers["content-length"]
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status: res.statusCode
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responseSize: res._headers?["content-length"]
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userAgent: req.headers["user-agent"]
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remoteIp: remoteIp
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referer: referrer
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latency:
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seconds: responseTime[0]
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nanos: responseTime[1]
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protocol: req.protocol
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else
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info =
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req:
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url: reqUrl
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method: req.method
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referrer: referrer
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"remote-addr": remoteIp
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"user-agent": req.headers["user-agent"]
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"content-length": req.headers["content-length"]
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res:
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"content-length": res._headers?["content-length"]
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statusCode: res.statusCode
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"response-time": responseTimeMs
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if res.statusCode >= 500
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logger.error(info, "%s %s", req.method, reqUrl)
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else if res.statusCode >= 400 and res.statusCode < 500
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logger.warn(info, "%s %s", req.method, reqUrl)
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else
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logger.info(info, "%s %s", req.method, reqUrl)
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next()
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