swaf/src/components/LogRequestsComponent.ts

81 lines
2.7 KiB
TypeScript

import ApplicationComponent from "../ApplicationComponent";
import onFinished from "on-finished";
import {log} from "../Logger";
import {Request, Response, Router} from "express";
import {HttpError} from "../HttpError";
export default class LogRequestsComponent extends ApplicationComponent {
private static fullRequests: boolean = false;
public static logFullHttpRequests(): void {
this.fullRequests = true;
log.info('Http requests will be logged with more details.');
}
public static logRequest(
req: Request,
res: Response,
err?: unknown,
additionalStr: string = '',
silent: boolean = false,
): string | undefined {
if (LogRequestsComponent.fullRequests) {
const requestObj = JSON.stringify({
ip: req.ip,
host: req.hostname,
method: req.method,
url: req.originalUrl,
headers: req.headers,
query: req.query,
params: req.params,
body: req.body,
files: req.files,
cookies: req.cookies,
sessionId: req.session?.id,
result: {
code: res.statusCode,
},
}, null, 4);
if (err) {
if (err instanceof Error) {
return req.log.error(err, requestObj, err).requestId;
} else {
return req.log.error(new Error(String(err)), requestObj).requestId;
}
} else {
req.log.info(requestObj);
}
} else {
let logStr = `${req.method} ${req.originalUrl} - ${res.statusCode}`;
if (err) {
if (err instanceof Error) {
if (silent) {
if (err instanceof HttpError) logStr += ` ${err.errorCode}`;
logStr += ` ${err.name}`;
return req.log.error(err, logStr, additionalStr).requestId;
} else {
return req.log.error(err, logStr, additionalStr, err).requestId;
}
} else {
return req.log.error(new Error(String(err)), logStr).requestId;
}
} else {
req.log.info(logStr);
}
}
return '';
}
public async init(router: Router): Promise<void> {
router.use((req, res, next) => {
onFinished(res, (err) => {
if (!err) {
LogRequestsComponent.logRequest(req, res);
}
});
next();
});
}
}