hrms-api-probation/src/middlewares/logs.ts
DESKTOP-2S5P7D1\Windows 10 7a9e3c5c11 edit permission
2024-12-14 01:04:01 +07:00

81 lines
2.1 KiB
TypeScript

import { NextFunction, Request, Response } from "express"
import { Client } from "@elastic/elasticsearch"
import permission from "../interfaces/permission"
if (!process.env.ELASTICSEARCH_INDEX) {
throw new Error("Require ELASTICSEARCH_INDEX to store log.")
}
const ELASTICSEARCH_INDEX = process.env.ELASTICSEARCH_INDEX
const LOG_LEVEL_MAP: Record<string, number> = {
debug: 4,
info: 3,
warning: 2,
error: 1,
none: 0,
}
const elasticsearch = new Client({
node: `${process.env.ELASTICSEARCH_PROTOCOL}://${process.env.ELASTICSEARCH_HOST}:${process.env.ELASTICSEARCH_PORT}`,
})
async function logMiddleware(req: Request, res: Response, next: NextFunction) {
if (!req.url.startsWith("/api/")) return next()
let data: any
const originalJson = res.json
res.json = function (v: any) {
data = v
return originalJson.call(this, v)
}
const timestamp = new Date().toISOString()
const start = performance.now()
req.app.locals.logData = {}
res.on("finish", async () => {
if (!req.url.startsWith("/api/")) return
const level = LOG_LEVEL_MAP[process.env.LOG_LEVEL ?? "debug"] || 4
if (level === 1 && res.statusCode < 500) return
if (level === 2 && res.statusCode < 400) return
if (level === 3 && res.statusCode < 200) return
let token: any
token = req.headers["authorization"]
const rootId = await new permission().checkOrg(token, req.app.locals.logData.userId)
const obj = {
logType: res.statusCode >= 500 ? "error" : res.statusCode >= 400 ? "warning" : "info",
ip: req.ip,
rootId: rootId ? rootId.orgRootId : null,
systemName: "probation",
startTimeStamp: timestamp,
endTimeStamp: new Date().toISOString(),
processTime: performance.now() - start,
host: req.hostname,
method: req.method,
endpoint: req.url,
responseCode: String(res.statusCode === 304 ? 200 : res.statusCode),
responseDescription: data?.message,
input: (level === 4 && JSON.stringify(req.body, null, 2)) || undefined,
output: (level === 4 && JSON.stringify(data, null, 2)) || undefined,
...req.app.locals.logData,
}
elasticsearch.index({
index: ELASTICSEARCH_INDEX,
document: obj,
})
})
return next()
}
export default logMiddleware