65 lines
2.5 KiB
TypeScript
65 lines
2.5 KiB
TypeScript
import { genCode } from '../../../shared/pubUtils/util';
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import { MsgEncrypt } from "../../../shared/pubUtils/sysUtil";
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import { Context } from 'egg';
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module.exports = (options: any) => {
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return async function parmsDecode(ctx: Context, next: () => Promise<any>) {
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let url = ctx.request.url;
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ctx.logcode = genCode(10);
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if (url.indexOf("/dev") == 0 || url.indexOf("/web") == 0 || url.indexOf("/cb") == 0) {
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ctx.service.utils.log('INFO', `[${ctx.request.url}] [${ctx.logcode}] request: ${JSON.stringify(ctx.request.body)}`);
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await next();
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ctx.service.utils.log('INFO', `[${ctx.request.url}] [${ctx.logcode}] res: ${JSON.stringify(ctx.body)}`)
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return;
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}
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if (options.threshold && ctx.length < options.threshold) return;
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const reqBody = ctx.request.body;
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const reqHeader = ctx.request.header;
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console.log(ctx.app.config.decodeParm)
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if (ctx.app.config.decodeParm == false) {
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await next();
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return;
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}
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if (!reqBody.data) return;
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const k = typeof reqHeader['k'] === 'string' ? reqHeader['k'] : reqHeader['k'][0];
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const v = typeof reqHeader['v'] === 'string' ? reqHeader['v'] : reqHeader['v'][0];
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let msgEncrypt = new MsgEncrypt({ encodeK: k, encodeV: v });
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console.log(`encode str ${msgEncrypt.encryptMsg(reqBody)}`);
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try {
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let decryptResult = msgEncrypt.decryptMsg(reqBody.data);
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if (!decryptResult) throw new Error('params parse err');
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ctx.request.body = decryptResult;
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console.log('req body：', ctx.request.body);
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ctx.service.utils.log('INFO', `[${ctx.request.url}] [${ctx.logcode}] request: ${JSON.stringify(ctx.request.body)}`)
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} catch (e) {
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console.error('parms parse err');
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ctx.service.utils.log('ERROR', `[${ctx.request.url}] [${ctx.logcode}] request: parms parse err`)
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}
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try {
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await next();
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} catch (e) {
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ctx.service.utils.log('ERROR', `[${ctx.request.url}] [${ctx.logcode}] err: ${(<Error>e).stack}`);
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throw e;
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}
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const resBody = ctx.body;
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console.log('return value:', JSON.stringify(resBody));
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let resBodyWithEncrypt = msgEncrypt.encryptMsg(resBody);
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if (resBodyWithEncrypt) {
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ctx.body = { result: resBodyWithEncrypt };
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ctx.service.utils.log('INFO', `[${ctx.request.url}] [${ctx.logcode}] res: ${JSON.stringify(resBody)}`)
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} else {
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ctx.body = { result: msgEncrypt.encryptMsg({ status: 3, data: 'internal err' }) };
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ctx.service.utils.log('ERROR', `[${ctx.request.url}] [${ctx.logcode}] res: ${resBody}`)
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}
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};
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};
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