mirror of https://github.com/Chocobozzz/PeerTube
96 lines
2.9 KiB
TypeScript
96 lines
2.9 KiB
TypeScript
import * as express from 'express'
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import { UserRight } from '../../../../shared/models/users'
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import { asyncMiddleware, authenticate, ensureUserHasRight } from '../../../middlewares'
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import { mtimeSortFilesDesc } from '../../../../shared/core-utils/logs/logs'
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import { readdir, readFile } from 'fs-extra'
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import { MAX_LOGS_OUTPUT_CHARACTERS } from '../../../initializers/constants'
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import { join } from 'path'
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import { getLogsValidator } from '../../../middlewares/validators/logs'
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import { LogLevel } from '../../../../shared/models/server/log-level.type'
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import { CONFIG } from '../../../initializers/config'
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const logsRouter = express.Router()
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logsRouter.get('/logs',
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authenticate,
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ensureUserHasRight(UserRight.MANAGE_LOGS),
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getLogsValidator,
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asyncMiddleware(getLogs)
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)
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// ---------------------------------------------------------------------------
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export {
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logsRouter
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}
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// ---------------------------------------------------------------------------
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async function getLogs (req: express.Request, res: express.Response) {
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const logFiles = await readdir(CONFIG.STORAGE.LOG_DIR)
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const sortedLogFiles = await mtimeSortFilesDesc(logFiles, CONFIG.STORAGE.LOG_DIR)
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let currentSize = 0
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const startDate = new Date(req.query.startDate)
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const endDate = req.query.endDate ? new Date(req.query.endDate) : new Date()
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const level: LogLevel = req.query.level || 'info'
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let output: string[] = []
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for (const meta of sortedLogFiles) {
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const path = join(CONFIG.STORAGE.LOG_DIR, meta.file)
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const result = await getOutputFromFile(path, startDate, endDate, level, currentSize)
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if (!result.output) break
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output = result.output.concat(output)
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currentSize = result.currentSize
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if (currentSize > MAX_LOGS_OUTPUT_CHARACTERS || (result.logTime && result.logTime < startDate.getTime())) break
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}
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return res.json(output).end()
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}
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async function getOutputFromFile (path: string, startDate: Date, endDate: Date, level: LogLevel, currentSize: number) {
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const startTime = startDate.getTime()
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const endTime = endDate.getTime()
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let logTime: number
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const logsLevel: { [ id in LogLevel ]: number } = {
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debug: 0,
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info: 1,
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warn: 2,
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error: 3
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}
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const content = await readFile(path)
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const lines = content.toString().split('\n')
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const output: any[] = []
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for (let i = lines.length - 1; i >= 0; i--) {
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const line = lines[ i ]
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let log: any
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try {
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log = JSON.parse(line)
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} catch {
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// Maybe there a multiple \n at the end of the file
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continue
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}
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logTime = new Date(log.timestamp).getTime()
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if (logTime >= startTime && logTime <= endTime && logsLevel[ log.level ] >= logsLevel[ level ]) {
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output.push(log)
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currentSize += line.length
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if (currentSize > MAX_LOGS_OUTPUT_CHARACTERS) break
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} else if (logTime < startTime) {
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break
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}
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}
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return { currentSize, output: output.reverse(), logTime }
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}
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