43 lines
1.4 KiB
TypeScript
43 lines
1.4 KiB
TypeScript
import { CallHandler, ExecutionContext, Injectable, NestInterceptor } from '@nestjs/common';
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import { Observable, finalize } from 'rxjs';
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import { LoggingRepository } from 'src/repositories/logging.repository';
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import { getReqRes } from 'src/utils/request';
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const maxArrayLength = 100;
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const replacer = (key: string, value: unknown) => {
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if (key.toLowerCase().includes('password')) {
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return '********';
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}
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if (Array.isArray(value) && value.length > maxArrayLength) {
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return [...value.slice(0, maxArrayLength), `...and ${value.length - maxArrayLength} more`];
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}
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return value;
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};
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@Injectable()
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export class LoggingInterceptor implements NestInterceptor {
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constructor(private logger: LoggingRepository) {
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this.logger.setContext(LoggingInterceptor.name);
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}
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intercept(context: ExecutionContext, next: CallHandler<any>): Observable<any> {
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const { req, res } = getReqRes(context);
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const { method, ip, url } = req;
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const start = performance.now();
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return next.handle().pipe(
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finalize(() => {
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const finish = performance.now();
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const duration = (finish - start).toFixed(2);
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this.logger.debug(`${method} ${url} ${res?.statusCode || ''} ${duration}ms ${ip}`);
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if (req.body && Object.keys(req.body).length > 0) {
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this.logger.verbose(JSON.stringify(req.body, replacer));
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}
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}),
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);
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}
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}
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