core: update submission limit (by user)

packages/hydrooj/package.json

@@ -1,6 +1,6 @@
 {
     "name": "hydrooj",
-    "version": "3.13.12",
+    "version": "3.13.13",
     "bin": "bin/hydrooj.js",
     "main": "src/loader",
     "module": "src/loader",

packages/hydrooj/src/handler/problem.ts

@@ -501,6 +501,7 @@ export class ProblemSubmitHandler extends ProblemDetailHandler {
                 code = await readFile(file.filepath, 'utf-8');
             }
         } else if (code.startsWith('@@hydro_submission_file@@')) throw new ValidationError('code');
+        await this.limitRate('add_record', 60, system.get('limit.submission_user'), true);
         await this.limitRate('add_record', 60, system.get('limit.submission'));
         const rid = await record.add(domainId, this.pdoc.docId, this.user._id, lang, code, true, pretest ? input : tid, tid && !pretest);
         const rdoc = await record.get(domainId, rid);

packages/hydrooj/src/model/setting.ts

@@ -212,7 +212,8 @@ SystemSetting(
     Setting('setting_limits', 'limit.problem_files_max_size', 256 * 1024 * 1024, 'number', 'limit.problem_files_max_size', 'Max files size per problem'),
     Setting('setting_limits', 'limit.user_files', 100, 'number', 'limit.user_files', 'Max files for user'),
     Setting('setting_limits', 'limit.user_files_size', 128 * 1024 * 1024, 'number', 'limit.user_files_size', 'Max total file size for user'),
-    Setting('setting_limits', 'limit.submission', 30, 'number', 'limit.submission', 'Max submission count per minute'),
+    Setting('setting_limits', 'limit.submission', 60, 'number', 'limit.submission', 'Max submission count per minute'),
+    Setting('setting_limits', 'limit.submission_user', 15, 'number', 'limit.submission_user', 'Max submission count per user per minute'),
     Setting('setting_limits', 'limit.pretest', 60, 'number', 'limit.pretest', 'Max pretest count per minute'),
     Setting('setting_basic', 'avatar.gravatar_url', '//cn.gravatar.com/avatar/', 'text', 'avatar.gravatar_url', 'Gravatar URL Prefix'),
     Setting('setting_basic', 'default.priv', builtin.PRIV.PRIV_DEFAULT, 'number', 'default.priv', 'Default Privilege', FLAG_PRO),

packages/hydrooj/src/service/server.ts

@@ -172,12 +172,14 @@ export class HandlerCommon {
         this.domainId = args.domainId;
     }
 
-    async limitRate(op: string, periodSecs: number, maxOperations: number) {
+    async limitRate(op: string, periodSecs: number, maxOperations: number, withUserId = false) {
         if (ignoredLimit.includes(op)) return;
         if (this.user && this.user.hasPriv(PRIV.PRIV_UNLIMITED_ACCESS)) return;
         const overrideLimit = system.get(`limit.${op}`);
         if (overrideLimit) maxOperations = overrideLimit;
-        await opcount.inc(op, this.request.ip, periodSecs, maxOperations);
+        let id = this.request.ip;
+        if (withUserId) id += `@${this.user._id}`;
+        await opcount.inc(op, id, periodSecs, maxOperations);
     }
 
     renderTitle(str: string) {