server setup

.eslintrc.json

@@ -0,0 +1,36 @@
+{
+  "env": {
+      "browser": true,
+      "es2021": true,
+      "node": true
+  },
+  "extends": [
+      "airbnb-base",
+      "airbnb-typescript/base"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+      "project" : "./tsconfig.json"
+  },
+  "plugins": [
+      "@typescript-eslint"
+  ],
+  "rules": {
+      "@typescript-eslint/indent": ["error"],
+      "import/prefer-default-export": "off",
+      "semi": ["error", "always"],
+      "import/extensions": [
+          "error",
+          "ignorePackages",
+          {
+            "js": "never",
+            "jsx": "never",
+            "ts": "never",
+            "tsx": "never"
+          }
+      ],
+      "import/no-dynamic-require": 0,
+      "no-underscore-dangle": "off",
+      "no-restricted-syntax": "off"
+  }
+}

relayer/.gitignore → .gitignore

@@ -1,3 +1,2 @@
-
 node_modules
-
+.env

LICENSE

@@ -0,0 +1,20 @@
+Copyright (c) 2019-2022 Biconomy
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

@@ -1 +1 @@
-# relayer-node-service
+# Relayer Node Service

SECURITY.md

@@ -0,0 +1,31 @@
+## Security
+
+Biconomy takes the security of our software products and services seriously, which includes all source code repositories managed through our GitHub organizations.
+
+If you believe you have found a security vulnerability in any Biconomy-owned repository, please report it to us as described below.
+
+## Reporting Security Issues
+
+**Please do not report security vulnerabilities through public GitHub issues.**
+
+Instead, please report them to the at [[email protected]](mailto:[email protected]).
+
+You should receive a response within 24 hours. If for some reason you do not, please follow up via email to ensure we received your original message.
+
+Please include the requested information listed below (as much as you can provide) to help us better understand the nature and scope of the possible issue:
+
+  * Type of issue (e.g. buffer overflow, SQL injection, cross-site scripting, etc.)
+  * Full paths of source file(s) related to the manifestation of the issue
+  * The location of the affected source code (tag/branch/commit or direct URL)
+  * Any special configuration required to reproduce the issue
+  * Step-by-step instructions to reproduce the issue
+  * Proof-of-concept or exploit code (if possible)
+  * Impact of the issue, including how an attacker might exploit the issue
+
+This information will help us triage your report more quickly.
+
+If you are reporting for a bug bounty, more complete reports can contribute to a higher bounty award. Please visit our [Biconomy Bug Bounty Program](https://biconomy.io/bounty) page for more details about our active programs.
+
+## Preferred Languages
+
+We prefer all communications to be in English.

SUPPORT.md

@@ -0,0 +1,17 @@
+# Support
+
+## How to file issues and get help  
+
+This project uses [GitHub issues][gh-issue] to [track bugs][gh-bug] and [feature requests][gh-feature]. Please search the existing issues before filing new issues to avoid duplicates. For new topics, file your bug or feature request as a new issue.
+
+For help and questions about using this project, please look at the [docs site for Windows Terminal][docs] and our [Contributor's Guide][contributor] if you want to work on Relayer Node Service.
+
+## Microsoft Support Policy  
+
+Support for Windows Terminal is limited to the resources listed above.
+
+[gh-issue]: https://github.com/bcnmy/relayer-node-service/issues/new/choose
+[gh-bug]: https://github.com/bcnmy/relayer-node-service/issues/new?assignees=&labels=Issue-Bug&template=bug_report.md&title=
+[gh-feature]: https://github.com/bcnmy/relayer-node-service/issues/new?assignees=&labels=Issue-Feature&template=Feature_Request.md&title=
+[docs]: https://docs.biconomy.io/relayer-node-service
+[contributor]: https://github.com//bcnmy/relayer-node-service/blob/main/CONTRIBUTING.md

relayer/src/db/index.ts → common/db/index.ts

@@ -1,6 +1,8 @@
+import { Mongo } from './mongo';
 import { redisClient, redisPubSub } from './redis';
 
 export {
   redisClient,
   redisPubSub,
+  Mongo,
 };

common/db/mongo.ts

@@ -0,0 +1,23 @@
+import mongoose from 'mongoose';
+
+export class Mongo {
+  dbUrl: string;
+
+  supportedNetworks: [] = [];
+
+  constructor(dbUrl: string) {
+    this.dbUrl = dbUrl;
+  }
+
+  connect = async () => {
+    try {
+      await mongoose.connect(this.dbUrl);
+    } catch (error) {
+      console.log('error while connecting to mongo db');
+    }
+  };
+
+  static close() {
+    return mongoose.disconnect();
+  }
+}

relayer/src/db/redis.ts → common/db/redis.ts

@@ -1,15 +1,14 @@
 import { createClient } from 'redis';
-import { logger } from '../../log-config';
+import { logger } from '../log-config';
 
 const log = logger(module);
-const REDIS_CONN_URL = `redis://${process.env.REDIS_USERNAME}${process.env.REDIS_PASSWORD ? ':' : ''}${process.env.REDIS_PASSWORD}${process.env.REDIS_HOST}:${process.env.REDIS_PORT}`;
 
 const redisClient = createClient({
-  url: REDIS_CONN_URL,
+  url: process.env.REDIS_URL,
 });
 
 const redisPubSub = createClient({
-  url: REDIS_CONN_URL,
+  url: process.env.REDIS_URL,
 });
 
 (async () => {

docker-compose.yaml

@@ -6,9 +6,9 @@ volumes:
   mongo-data:
 
 services:
-  meta-entry-point:
-    image: gasless-meta-entry-point:latest
-    container_name: meta-entry-point
+  server:
+    image: relayer-entry-service:latest
+    container_name: entry-service
     command: /bin/sh -c "yarn run dev"
     env_file: 
       - ./envs/.common.env
@@ -23,62 +23,7 @@ services:
       - ../meta-entry-point:/app/
       - /app/node_modules
     restart: always
-
-  utils-service:
-    image: gasless-utils-service:latest
-    container_name: utils-service
-    command: /bin/sh -c "yarn run dev"
-    env_file: 
-      - ./envs/.common.env
-      - ./envs/.utils-service.env
-    ports:
-      - "0.0.0.0:3001:3000"
-    depends_on:
-      - mongo
-      - redis
-      - centrifugo
-    volumes:
-      - ../utils-service:/app/
-      - /app/node_modules
-    restart: always
 
-  transaction-listener:
-    image: gasless-transaction-listener:latest
-    container_name: transaction-listener
-    command: /bin/sh -c "yarn run dev"
-    env_file: 
-      - ./envs/.common.env
-      - ./envs/.transaction-listener.env
-    ports:
-      - "0.0.0.0:3001:3000"
-    depends_on:
-      - mongo
-      - redis
-      - centrifugo
-    volumes:
-      - ../gasless-transaction-listener:/app/
-      - /app/node_modules
-    restart: always
-
-  transaction-handler:
-    image: gasless-transaction-handler:latest
-    container_name: transaction-handler
-    command: /bin/sh -c "yarn run dev"
-    env_file: 
-      - ./envs/.common.env
-      - ./envs/.transaction-handler.env
-    ports:
-      - "0.0.0.0:3001:3000"
-    depends_on:
-      - mongo
-      - redis
-      - centrifugo
-      - transaction-listener
-    volumes:
-      - ../transaction-handler:/app/
-      - /app/node_modules
-    restart: always
-
   relayers-service:
     image: gasless-relayers-service:latest
     container_name: relayers-service
@@ -90,7 +35,6 @@ services:
       - mongo
       - redis
       - centrifugo
-      - transaction-handler
     volumes:
       - ../relayers-service:/app/
       - /app/node_modules