Updated pr 110

.github/workflows/codeql.yml

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+name: "CodeQL"
+
+on:
+  push:
+    branches: [ "main", "master" ]
+  pull_request:
+    branches: [ "main", "master" ]
+
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      actions: read
+      contents: read
+      security-events: write
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Find languages
+      id: findLanguages
+      run: |
+        countTS=$(find ./ -type f -name '*.ts' | wc -l)
+        countJS=$(find ./ -type f -name '*.js' | wc -l)
+        countPY=$(find ./ -type f -name '*.py' | wc -l)
+        countCPP=$(find ./ -type f -name '*.cpp' | wc -l)
+        countJAVA=$(find ./ -type f -name '*.java' | wc -l)
+        languages=""
+        if [ $countTS -gt 0 ]; then
+            languages+="typescript,"
+        fi
+        if [ $countJS -gt 0 ]; then
+            languages+="javascript,"
+        fi
+        if [ $countPY -gt 0 ]; then
+            languages+="python,"
+        fi
+        if [ $countCPP -gt 0 ]; then
+            languages+="cpp,"
+        fi
+        if [ $countJAVA -gt 0 ]; then
+            languages+="java,"
+        fi
+        # Remove the trailing comma
+        languages=${languages%,}
+        echo "languages=$languages" >> $GITHUB_ENV
+
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v2
+      with:
+        languages: ${{ env.languages }}
+
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v2
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v2

packages/common/src/interceptors/geoip.interceptor.ts

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+import {
+  Injectable,
+  NestInterceptor,
+  ExecutionContext,
+  CallHandler,
+  Logger,
+  HttpStatus,
+  InternalServerErrorException,
+  HttpException,
+} from '@nestjs/common';
+import { Observable } from 'rxjs';
+import { HttpService } from '@nestjs/axios';
+
+@Injectable()
+export class GeoIPInterceptor implements NestInterceptor {
+  private readonly httpService: HttpService;
+  private readonly allowedCountries: string[];
+
+  constructor(allowedCountries: string[]) {
+    this.httpService = new HttpService();
+    this.allowedCountries = allowedCountries;
+  }
+
+  async intercept(
+    context: ExecutionContext,
+    next: CallHandler,
+  ): Promise<Observable<any>> {
+    const request = context.switchToHttp().getRequest();
+    const clientIp = request.headers['x-forwarded-for'] || request.ip; // Get client IP address
+
+    // Call the geolocation service to get the country from the IP
+    const { country, regionName } = await this.getLocation(clientIp);
+
+    if (
+      this.allowedCountries.length > 0 &&
+      !this.allowedCountries.includes(country)
+    ) {
+      console.log(
+        'Denying request from ip: ' + clientIp + ' country: ' + country,
+      );
+      throw new HttpException('Access Denied', HttpStatus.FORBIDDEN);
+    }
+
+    console.log(
+      'Allowed request from ip: ' + clientIp + ' region: ' + regionName,
+    );
+    return next.handle();
+  }
+
+  private async getLocation(ip: any): Promise<any> {
+    try {
+      const resp = await this.httpService.axiosRef.get(
+        `https://geoip.samagra.io/city/${ip}`,
+      );
+      return { country: resp.data.country, regionName: resp.data.regionName };
+    } catch (err) {
+      console.error('Error occured while reading the geoip database', err);
+      throw new InternalServerErrorException(
+        'Error occured while reading the geoip database',
+      );
+    }
+  }
+}

sample/07-geopip-blocking/.eslintrc.js

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+module.exports = {
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: 'tsconfig.json',
+    tsconfigRootDir: __dirname,
+    sourceType: 'module',
+  },
+  plugins: ['@typescript-eslint/eslint-plugin'],
+  extends: [
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended',
+  ],
+  root: true,
+  env: {
+    node: true,
+    jest: true,
+  },
+  ignorePatterns: ['.eslintrc.js'],
+  rules: {
+    '@typescript-eslint/interface-name-prefix': 'off',
+    '@typescript-eslint/explicit-function-return-type': 'off',
+    '@typescript-eslint/explicit-module-boundary-types': 'off',
+    '@typescript-eslint/no-explicit-any': 'off',
+  },
+};

sample/07-geopip-blocking/.example.env

@@ -0,0 +1 @@
+GEO_IP = 

sample/07-geopip-blocking/.gitignore

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+# compiled output
+/dist
+/node_modules
+
+# Logs
+logs
+*.log
+npm-debug.log*
+pnpm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# OS
+.DS_Store
+
+# Tests
+/coverage
+/.nyc_output
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+.env
+
+# IDE - VSCode
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json

sample/07-geopip-blocking/.prettierrc

@@ -0,0 +1,4 @@
+{
+  "singleQuote": true,
+  "trailingComma": "all"
+}

sample/07-geopip-blocking/README.md

@@ -0,0 +1,73 @@
+<p align="center">
+  <a href="http://nestjs.com/" target="blank"><img src="https://nestjs.com/img/logo-small.svg" width="200" alt="Nest Logo" /></a>
+</p>
+
+[circleci-image]: https://img.shields.io/circleci/build/github/nestjs/nest/master?token=abc123def456
+[circleci-url]: https://circleci.com/gh/nestjs/nest
+
+  <p align="center">A progressive <a href="http://nodejs.org" target="_blank">Node.js</a> framework for building efficient and scalable server-side applications.</p>
+    <p align="center">
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/v/@nestjs/core.svg" alt="NPM Version" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/l/@nestjs/core.svg" alt="Package License" /></a>
+<a href="https://www.npmjs.com/~nestjscore" target="_blank"><img src="https://img.shields.io/npm/dm/@nestjs/common.svg" alt="NPM Downloads" /></a>
+<a href="https://circleci.com/gh/nestjs/nest" target="_blank"><img src="https://img.shields.io/circleci/build/github/nestjs/nest/master" alt="CircleCI" /></a>
+<a href="https://coveralls.io/github/nestjs/nest?branch=master" target="_blank"><img src="https://coveralls.io/repos/github/nestjs/nest/badge.svg?branch=master#9" alt="Coverage" /></a>
+<a href="https://discord.gg/G7Qnnhy" target="_blank"><img src="https://img.shields.io/badge/discord-online-brightgreen.svg" alt="Discord"/></a>
+<a href="https://opencollective.com/nest#backer" target="_blank"><img src="https://opencollective.com/nest/backers/badge.svg" alt="Backers on Open Collective" /></a>
+<a href="https://opencollective.com/nest#sponsor" target="_blank"><img src="https://opencollective.com/nest/sponsors/badge.svg" alt="Sponsors on Open Collective" /></a>
+  <a href="https://paypal.me/kamilmysliwiec" target="_blank"><img src="https://img.shields.io/badge/Donate-PayPal-ff3f59.svg"/></a>
+    <a href="https://opencollective.com/nest#sponsor"  target="_blank"><img src="https://img.shields.io/badge/Support%20us-Open%20Collective-41B883.svg" alt="Support us"></a>
+  <a href="https://twitter.com/nestframework" target="_blank"><img src="https://img.shields.io/twitter/follow/nestframework.svg?style=social&label=Follow"></a>
+</p>
+  <!--[![Backers on Open Collective](https://opencollective.com/nest/backers/badge.svg)](https://opencollective.com/nest#backer)
+  [![Sponsors on Open Collective](https://opencollective.com/nest/sponsors/badge.svg)](https://opencollective.com/nest#sponsor)-->
+
+## Description
+
+[Nest](https://github.com/nestjs/nest) framework TypeScript starter repository.
+
+## Installation
+
+```bash
+$ yarn install
+```
+
+## Running the app
+
+```bash
+# development
+$ yarn run start
+
+# watch mode
+$ yarn run start:dev
+
+# production mode
+$ yarn run start:prod
+```
+
+## Test
+
+```bash
+# unit tests
+$ yarn run test
+
+# e2e tests
+$ yarn run test:e2e
+
+# test coverage
+$ yarn run test:cov
+```
+
+## Support
+
+Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
+
+## Stay in touch
+
+- Author - [Kamil Myśliwiec](https://kamilmysliwiec.com)
+- Website - [https://nestjs.com](https://nestjs.com/)
+- Twitter - [@nestframework](https://twitter.com/nestframework)
+
+## License
+
+Nest is [MIT licensed](LICENSE).

sample/07-geopip-blocking/nest-cli.json

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+{
+  "$schema": "https://json.schemastore.org/nest-cli",
+  "collection": "@samagra-x/schematics",
+  "sourceRoot": "src",
+  "compilerOptions": {
+    "deleteOutDir": true
+  }
+}