|
| 1 | +const http = require('http') |
| 2 | + |
| 3 | +const p = (request, response) => { |
| 4 | + setTimeout(() => { |
| 5 | + //response.writeHead(500, { 'Content-Type': 'text/html' }); |
| 6 | + response.writeHead(404, { 'Content-Type': 'application/json' }) |
| 7 | + response.end(JSON.stringify({ ok: true })) |
| 8 | + }, 100) |
| 9 | +} |
| 10 | + |
| 11 | +const server = http.createServer((request, response) => { |
| 12 | + const requestStart = Date.now() |
| 13 | + |
| 14 | + let body = [] |
| 15 | + let requestErrorMessage = null |
| 16 | + |
| 17 | + const getChunk = (chunk) => body.push(chunk) |
| 18 | + const assembleBody = () => { |
| 19 | + body = Buffer.concat(body).toString() |
| 20 | + } |
| 21 | + const getError = (error) => { |
| 22 | + requestErrorMessage = error.message |
| 23 | + } |
| 24 | + |
| 25 | + request.on('data', getChunk) |
| 26 | + request.on('end', assembleBody) |
| 27 | + request.on('error', getError) |
| 28 | + |
| 29 | + const logClose = () => { |
| 30 | + removeHandlers() |
| 31 | + log(request, response, 'Client aborted.', requestStart, body) |
| 32 | + } |
| 33 | + const logError = (error) => { |
| 34 | + removeHandlers() |
| 35 | + log(request, response, error.message, requestStart, body) |
| 36 | + } |
| 37 | + const logFinish = () => { |
| 38 | + removeHandlers() |
| 39 | + log(request, response, requestErrorMessage, requestStart, body) |
| 40 | + } |
| 41 | + response.on('close', logClose) |
| 42 | + response.on('error', logError) |
| 43 | + response.on('finish', logFinish) |
| 44 | + |
| 45 | + const removeHandlers = () => { |
| 46 | + request.off('data', getChunk) |
| 47 | + request.off('end', assembleBody) |
| 48 | + request.off('error', getError) |
| 49 | + response.off('close', logClose) |
| 50 | + response.off('error', logError) |
| 51 | + response.off('finish', logFinish) |
| 52 | + } |
| 53 | + |
| 54 | + p(request, response) |
| 55 | +}) |
| 56 | + |
| 57 | +const log = (request, response, errorMessage, requestStart, body) => { |
| 58 | + const { rawHeaders, httpVersion, method, socket, url } = request |
| 59 | + const { remoteAddress, remoteFamily } = socket |
| 60 | + |
| 61 | + const { statusCode, statusMessage } = response |
| 62 | + const processingTime = Date.now() - requestStart |
| 63 | + |
| 64 | + console.log('==========================================') |
| 65 | + console.log( |
| 66 | + new Date().toISOString().substring(0, 19), |
| 67 | + `[${method}]`, |
| 68 | + url, |
| 69 | + `(${statusCode} ${statusMessage}, ${processingTime}ms)`, |
| 70 | + ) |
| 71 | + |
| 72 | + for (let i = 0; i < rawHeaders.length; i += 2) { |
| 73 | + console.log(` ${rawHeaders[i]}: ${rawHeaders[i + 1]}`) |
| 74 | + } |
| 75 | + |
| 76 | + console.log('-- body start --') |
| 77 | + console.log(body) |
| 78 | + console.log('-- body end --') |
| 79 | +} |
| 80 | + |
| 81 | +const listen = (port) => { |
| 82 | + server.listen(port) |
| 83 | + console.log(`server listening on port ${port}`) |
| 84 | +} |
| 85 | + |
| 86 | +listen(process.env.PORT || 8889) |
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