Add comprehensive proxy support documentation and tests

Co-authored-by: samanhappy <2755122+samanhappy@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2025-11-03 07:48:08 +00:00
parent ff6f8dc3ea
commit fe7da99dfd
6 changed files with 843 additions and 0 deletions

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@@ -19,6 +19,7 @@ MCPHub facilite la gestion et la mise à l'échelle de plusieurs serveurs MCP (M
- **Configuration à chaud** : Ajoutez, supprimez ou mettez à jour les serveurs MCP à la volée, sans temps d'arrêt.
- **Contrôle d'accès basé sur les groupes** : Organisez les serveurs en groupes personnalisables pour une gestion simplifiée des autorisations.
- **Authentification sécurisée** : Gestion des utilisateurs intégrée avec contrôle d'accès basé sur les rôles, optimisée par JWT et bcrypt.
- **Support de proxy** : Configurez des proxys HTTP/HTTPS pour les serveurs MCP qui doivent accéder à des ressources externes. Voir le [Guide de support proxy](docs/configuration/proxy-support.mdx).
- **Prêt pour Docker** : Déployez instantanément avec notre configuration conteneurisée.
## 🔧 Démarrage rapide

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@@ -21,6 +21,7 @@ MCPHub makes it easy to manage and scale multiple MCP (Model Context Protocol) s
- **Secure Authentication**: Built-in user management with role-based access powered by JWT and bcrypt.
- **OAuth 2.0 Support**: Full OAuth support for upstream MCP servers with proxy authorization capabilities.
- **Environment Variable Expansion**: Use environment variables anywhere in your configuration for secure credential management. See [Environment Variables Guide](docs/environment-variables.md).
- **Proxy Support**: Configure HTTP/HTTPS proxies for MCP servers that need to access external resources. See [Proxy Support Guide](docs/configuration/proxy-support.mdx).
- **Docker-Ready**: Deploy instantly with our containerized setup.
## 🔧 Quick Start

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@@ -19,6 +19,7 @@ MCPHub 通过将多个 MCPModel Context Protocol服务器组织为灵活
- **热插拔式配置**:在运行时动态添加、移除或更新服务器配置,无需停机。
- **基于分组的访问控制**:自定义分组并管理服务器访问权限。
- **安全认证机制**:内置用户管理,基于 JWT 和 bcrypt实现角色权限控制。
- **代理支持**:为需要通过代理访问外部资源的 MCP 服务器配置 HTTP/HTTPS 代理。参见[代理支持指南](docs/configuration/proxy-support.mdx)。
- **Docker 就绪**:提供容器化镜像,快速部署。
## 🔧 快速开始

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# Proxy Support for MCP Servers
## Overview
MCPHub supports configuring proxy servers for MCP servers that need to access external resources through a proxy. This is particularly useful when:
- Your MCP servers need to install packages from external repositories
- Your network environment requires proxy for internet access
- You need to route MCP server traffic through a specific proxy
## How It Works
For **stdio-based MCP servers** (servers that spawn child processes), MCPHub automatically passes environment variables to the spawned process. This includes standard proxy environment variables:
- `HTTP_PROXY` / `http_proxy` - Proxy server for HTTP connections
- `HTTPS_PROXY` / `https_proxy` - Proxy server for HTTPS connections
- `NO_PROXY` / `no_proxy` - Comma-separated list of hosts that should bypass the proxy
## Configuration Methods
### Method 1: System-wide Environment Variables
Set proxy environment variables before starting MCPHub. These will be inherited by all MCP servers:
```bash
# Linux/macOS
export HTTP_PROXY="http://proxy.example.com:8080"
export HTTPS_PROXY="http://proxy.example.com:8080"
export NO_PROXY="localhost,127.0.0.1,.local"
# Start MCPHub
npm start
```
```powershell
# Windows PowerShell
$env:HTTP_PROXY="http://proxy.example.com:8080"
$env:HTTPS_PROXY="http://proxy.example.com:8080"
$env:NO_PROXY="localhost,127.0.0.1,.local"
# Start MCPHub
npm start
```
### Method 2: Per-Server Configuration
Configure proxy settings for specific MCP servers in `mcp_settings.json`:
```json
{
"mcpServers": {
"my-server": {
"type": "stdio",
"command": "npx",
"args": ["-y", "@modelcontextprotocol/server-example"],
"env": {
"HTTP_PROXY": "http://proxy.example.com:8080",
"HTTPS_PROXY": "http://proxy.example.com:8080",
"NO_PROXY": "localhost,127.0.0.1"
}
}
}
}
```
### Method 3: Using Environment Variable References
Combine per-server configuration with environment variable references for flexibility:
```json
{
"mcpServers": {
"my-server": {
"type": "stdio",
"command": "uvx",
"args": ["mcp-server-fetch"],
"env": {
"HTTP_PROXY": "${COMPANY_HTTP_PROXY}",
"HTTPS_PROXY": "${COMPANY_HTTPS_PROXY}",
"NO_PROXY": "${COMPANY_NO_PROXY}"
}
}
}
}
```
Then set the environment variables:
```bash
export COMPANY_HTTP_PROXY="http://proxy.example.com:8080"
export COMPANY_HTTPS_PROXY="http://proxy.example.com:8080"
export COMPANY_NO_PROXY="localhost,127.0.0.1,.local"
```
## Docker Usage
### Method 1: Docker Environment Variables
Pass proxy settings when running MCPHub container:
```bash
docker run \
-e HTTP_PROXY="http://proxy.example.com:8080" \
-e HTTPS_PROXY="http://proxy.example.com:8080" \
-e NO_PROXY="localhost,127.0.0.1" \
-v $(pwd)/mcp_settings.json:/app/mcp_settings.json \
samanhappy/mcphub:latest
```
### Method 2: Docker Compose
Configure proxy in `docker-compose.yml`:
```yaml
version: '3.8'
services:
mcphub:
image: samanhappy/mcphub:latest
environment:
- HTTP_PROXY=http://proxy.example.com:8080
- HTTPS_PROXY=http://proxy.example.com:8080
- NO_PROXY=localhost,127.0.0.1,.local
volumes:
- ./mcp_settings.json:/app/mcp_settings.json
```
### Method 3: Docker Environment File
Create a `.env` file:
```bash
# .env
HTTP_PROXY=http://proxy.example.com:8080
HTTPS_PROXY=http://proxy.example.com:8080
NO_PROXY=localhost,127.0.0.1,.local
```
Use it with Docker:
```bash
docker run --env-file .env -v $(pwd)/mcp_settings.json:/app/mcp_settings.json samanhappy/mcphub:latest
```
Or with docker-compose.yml:
```yaml
version: '3.8'
services:
mcphub:
image: samanhappy/mcphub:latest
env_file:
- .env
volumes:
- ./mcp_settings.json:/app/mcp_settings.json
```
## Examples
### Example 1: NPM Packages with Proxy
Configure an MCP server that uses NPM packages through a proxy:
```json
{
"mcpServers": {
"playwright-server": {
"type": "stdio",
"command": "npx",
"args": ["@playwright/mcp@latest", "--headless"],
"env": {
"HTTP_PROXY": "http://proxy.company.com:8080",
"HTTPS_PROXY": "http://proxy.company.com:8080",
"NO_PROXY": "localhost,127.0.0.1,.company.com"
}
}
}
}
```
### Example 2: Python UVX with Proxy
Configure a Python-based MCP server that needs proxy for package installation:
```json
{
"mcpServers": {
"fetch-server": {
"type": "stdio",
"command": "uvx",
"args": ["mcp-server-fetch"],
"env": {
"HTTP_PROXY": "http://proxy.company.com:8080",
"HTTPS_PROXY": "http://proxy.company.com:8080",
"NO_PROXY": "localhost,127.0.0.1,*.internal"
}
}
}
}
```
### Example 3: Mixed Configuration
Some servers use proxy, others don't:
```json
{
"mcpServers": {
"external-api": {
"type": "stdio",
"command": "npx",
"args": ["-y", "@external/mcp-server"],
"env": {
"HTTP_PROXY": "${EXTERNAL_PROXY}",
"HTTPS_PROXY": "${EXTERNAL_PROXY}"
}
},
"internal-service": {
"type": "stdio",
"command": "npx",
"args": ["-y", "@internal/mcp-server"],
"env": {
"NO_PROXY": "*"
}
}
}
}
```
## Proxy Authentication
If your proxy requires authentication, include credentials in the proxy URL:
```json
{
"mcpServers": {
"my-server": {
"type": "stdio",
"command": "npx",
"args": ["-y", "my-mcp-server"],
"env": {
"HTTP_PROXY": "http://username:password@proxy.example.com:8080",
"HTTPS_PROXY": "http://username:password@proxy.example.com:8080"
}
}
}
}
```
**Security Note**: For better security, use environment variable references to avoid storing credentials in configuration files:
```json
{
"mcpServers": {
"my-server": {
"type": "stdio",
"command": "npx",
"args": ["-y", "my-mcp-server"],
"env": {
"HTTP_PROXY": "${PROXY_URL_WITH_CREDENTIALS}"
}
}
}
}
```
Then set the environment variable:
```bash
export PROXY_URL_WITH_CREDENTIALS="http://username:password@proxy.example.com:8080"
```
## Troubleshooting
### Proxy Not Working
1. **Verify proxy configuration**:
```bash
echo $HTTP_PROXY
echo $HTTPS_PROXY
```
2. **Check proxy connectivity**:
```bash
curl -x http://proxy.example.com:8080 https://www.google.com
```
3. **Test with a simple command**:
```bash
HTTP_PROXY=http://proxy.example.com:8080 curl https://api.github.com
```
4. **Check MCP server logs**:
- Look for connection errors in MCPHub console output
- Check if the MCP server reports proxy-related errors
### Certificate Issues
If using HTTPS proxy with self-signed certificates:
```json
{
"mcpServers": {
"my-server": {
"type": "stdio",
"command": "npx",
"args": ["-y", "my-mcp-server"],
"env": {
"HTTPS_PROXY": "http://proxy.example.com:8080",
"NODE_TLS_REJECT_UNAUTHORIZED": "0"
}
}
}
}
```
**Warning**: Disabling certificate validation (`NODE_TLS_REJECT_UNAUTHORIZED=0`) should only be used in development or trusted networks.
### Proxy for Package Installation Only
If you only need proxy for package installation (not runtime):
For NPM:
```bash
npm config set proxy http://proxy.example.com:8080
npm config set https-proxy http://proxy.example.com:8080
```
For Python/UV:
```bash
export UV_HTTP_PROXY=http://proxy.example.com:8080
```
## Limitations
### SSE and HTTP-based MCP Servers
The proxy configuration described here applies to **stdio-based MCP servers** (servers that spawn child processes).
For **SSE** or **HTTP-based** MCP servers, MCPHub itself acts as the HTTP client. In these cases:
1. Set proxy environment variables for the MCPHub process (not in `mcp_settings.json`)
2. The Node.js HTTP client will automatically use these proxy settings
Example for SSE servers:
```bash
# Set proxy for MCPHub process
export HTTP_PROXY="http://proxy.example.com:8080"
export HTTPS_PROXY="http://proxy.example.com:8080"
# Start MCPHub - it will use these settings for SSE/HTTP connections
npm start
```
## Best Practices
1. **Use environment variables** for proxy credentials to avoid storing them in configuration files
2. **Configure NO_PROXY** to exclude internal services and localhost
3. **Test proxy configuration** before deploying to production
4. **Document proxy requirements** for your deployment environment
5. **Use separate proxy configurations** for different MCP servers when needed
6. **Monitor proxy logs** for connection issues and performance
## Related Documentation
- [Environment Variables](../environment-variables.md) - Learn about environment variable expansion
- [Docker Setup](./docker-setup.mdx) - Docker-specific configuration
- [MCP Settings](./mcp-settings.mdx) - Complete configuration reference

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@@ -31,6 +31,31 @@
"DATABASE_URL": "${DATABASE_URL}"
}
},
"example-stdio-server-with-proxy": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@modelcontextprotocol/server-example"
],
"env": {
"HTTP_PROXY": "${HTTP_PROXY}",
"HTTPS_PROXY": "${HTTPS_PROXY}",
"NO_PROXY": "${NO_PROXY}"
}
},
"example-python-server-with-proxy": {
"type": "stdio",
"command": "uvx",
"args": [
"mcp-server-fetch"
],
"env": {
"HTTP_PROXY": "http://proxy.example.com:8080",
"HTTPS_PROXY": "http://proxy.example.com:8080",
"NO_PROXY": "localhost,127.0.0.1,.local"
}
},
"example-openapi-server": {
"type": "openapi",
"openapi": {

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@@ -0,0 +1,447 @@
import { replaceEnvVars } from '../../src/config/index.js';
import { ServerConfig } from '../../src/types/index.js';
describe('MCP Service - Proxy Support', () => {
const originalEnv = process.env;
beforeEach(() => {
jest.resetModules();
process.env = { ...originalEnv };
});
afterAll(() => {
process.env = originalEnv;
});
describe('Proxy environment variables in server configuration', () => {
it('should expand HTTP_PROXY in env configuration', () => {
process.env.HTTP_PROXY = 'http://proxy.example.com:8080';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', '@modelcontextprotocol/server-example'],
env: {
HTTP_PROXY: '${HTTP_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
});
it('should expand HTTPS_PROXY in env configuration', () => {
process.env.HTTPS_PROXY = 'http://proxy.example.com:8080';
const config: ServerConfig = {
type: 'stdio',
command: 'uvx',
args: ['mcp-server-fetch'],
env: {
HTTPS_PROXY: '${HTTPS_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.example.com:8080');
});
it('should expand NO_PROXY in env configuration', () => {
process.env.NO_PROXY = 'localhost,127.0.0.1,.local';
const config: ServerConfig = {
type: 'stdio',
command: 'node',
args: ['server.js'],
env: {
NO_PROXY: '${NO_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1,.local');
});
it('should expand all proxy environment variables together', () => {
process.env.HTTP_PROXY = 'http://proxy.example.com:8080';
process.env.HTTPS_PROXY = 'http://proxy.example.com:8080';
process.env.NO_PROXY = 'localhost,127.0.0.1';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['my-server'],
env: {
HTTP_PROXY: '${HTTP_PROXY}',
HTTPS_PROXY: '${HTTPS_PROXY}',
NO_PROXY: '${NO_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.example.com:8080');
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1');
});
});
describe('Static proxy configuration in server config', () => {
it('should preserve static proxy values from server config', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://custom-proxy.example.com:3128',
HTTPS_PROXY: 'http://custom-proxy.example.com:3128',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://custom-proxy.example.com:3128');
expect(result.env?.HTTPS_PROXY).toBe('http://custom-proxy.example.com:3128');
});
it('should expand environment variable references in proxy configuration', () => {
process.env.PROXY_HOST = 'proxy.example.com';
process.env.PROXY_PORT = '8080';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://${PROXY_HOST}:${PROXY_PORT}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
});
it('should expand proxy URL from single environment variable', () => {
process.env.COMPANY_PROXY = 'http://proxy.company.com:3128';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: '${COMPANY_PROXY}',
HTTPS_PROXY: '${COMPANY_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.company.com:3128');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.company.com:3128');
});
});
describe('Proxy authentication', () => {
it('should preserve proxy authentication in URL', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://user:pass@proxy.example.com:8080',
HTTPS_PROXY: 'http://user:pass@proxy.example.com:8080',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://user:pass@proxy.example.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://user:pass@proxy.example.com:8080');
});
it('should expand proxy credentials from environment variables', () => {
process.env.PROXY_USERNAME = 'user';
process.env.PROXY_PASSWORD = 'secret';
process.env.PROXY_HOST = 'proxy.example.com';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://${PROXY_USERNAME}:${PROXY_PASSWORD}@${PROXY_HOST}:8080',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://user:secret@proxy.example.com:8080');
});
it('should expand complete proxy URL with credentials from environment variable', () => {
process.env.AUTHENTICATED_PROXY = 'http://admin:password123@secure-proxy.local:3128';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: '${AUTHENTICATED_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://admin:password123@secure-proxy.local:3128');
});
});
describe('NO_PROXY configuration', () => {
it('should preserve NO_PROXY for excluding hosts', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://proxy.example.com:8080',
NO_PROXY: 'localhost,127.0.0.1,*.internal,.local',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1,*.internal,.local');
});
it('should preserve NO_PROXY=* to disable proxy for all hosts', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://proxy.example.com:8080',
NO_PROXY: '*',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.NO_PROXY).toBe('*');
});
it('should expand NO_PROXY from environment variable', () => {
process.env.COMPANY_NO_PROXY = 'localhost,127.0.0.1,*.company.com,.internal';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://proxy.company.com:8080',
NO_PROXY: '${COMPANY_NO_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1,*.company.com,.internal');
});
});
describe('Mixed proxy configurations', () => {
it('should support different proxies for different servers', () => {
const config1: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'server1'],
env: {
HTTP_PROXY: 'http://proxy1.example.com:8080',
},
};
const config2: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'server2'],
env: {
HTTP_PROXY: 'http://proxy2.example.com:3128',
},
};
const result1 = replaceEnvVars(config1) as ServerConfig;
const result2 = replaceEnvVars(config2) as ServerConfig;
expect(result1.env?.HTTP_PROXY).toBe('http://proxy1.example.com:8080');
expect(result2.env?.HTTP_PROXY).toBe('http://proxy2.example.com:3128');
});
it('should support proxy for some servers and not others', () => {
const configWithProxy: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'external-server'],
env: {
HTTP_PROXY: 'http://proxy.example.com:8080',
},
};
const configWithoutProxy: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'internal-server'],
env: {
NO_PROXY: '*',
},
};
const result1 = replaceEnvVars(configWithProxy) as ServerConfig;
const result2 = replaceEnvVars(configWithoutProxy) as ServerConfig;
expect(result1.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
expect(result2.env?.NO_PROXY).toBe('*');
});
it('should support mixing environment variable references and static values', () => {
process.env.PRIMARY_PROXY = 'http://proxy1.company.com:8080';
const config1: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'server1'],
env: {
HTTP_PROXY: '${PRIMARY_PROXY}',
},
};
const config2: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'server2'],
env: {
HTTP_PROXY: 'http://proxy2.company.com:3128',
},
};
const result1 = replaceEnvVars(config1) as ServerConfig;
const result2 = replaceEnvVars(config2) as ServerConfig;
expect(result1.env?.HTTP_PROXY).toBe('http://proxy1.company.com:8080');
expect(result2.env?.HTTP_PROXY).toBe('http://proxy2.company.com:3128');
});
});
describe('Proxy with other environment variables', () => {
it('should support proxy alongside API keys and other env vars', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', 'my-server'],
env: {
HTTP_PROXY: 'http://proxy.example.com:8080',
HTTPS_PROXY: 'http://proxy.example.com:8080',
API_KEY: 'secret-key-123',
DEBUG: 'true',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.example.com:8080');
expect(result.env?.API_KEY).toBe('secret-key-123');
expect(result.env?.DEBUG).toBe('true');
});
it('should expand mix of proxy and other environment variables', () => {
process.env.PROXY_URL = 'http://proxy.company.com:8080';
process.env.MY_API_KEY = 'api-key-xyz';
process.env.DATABASE_URL = 'postgresql://localhost/mydb';
const config: ServerConfig = {
type: 'stdio',
command: 'uvx',
args: ['mcp-server-example'],
env: {
HTTP_PROXY: '${PROXY_URL}',
HTTPS_PROXY: '${PROXY_URL}',
API_KEY: '${MY_API_KEY}',
DATABASE_URL: '${DATABASE_URL}',
DEBUG: 'true',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.company.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.company.com:8080');
expect(result.env?.API_KEY).toBe('api-key-xyz');
expect(result.env?.DATABASE_URL).toBe('postgresql://localhost/mydb');
expect(result.env?.DEBUG).toBe('true');
});
});
describe('Real-world proxy scenarios', () => {
it('should handle corporate proxy configuration', () => {
process.env.CORPORATE_PROXY = 'http://proxy.corp.com:8080';
process.env.CORPORATE_NO_PROXY = 'localhost,127.0.0.1,*.corp.com,.internal';
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['-y', '@modelcontextprotocol/server-example'],
env: {
HTTP_PROXY: '${CORPORATE_PROXY}',
HTTPS_PROXY: '${CORPORATE_PROXY}',
NO_PROXY: '${CORPORATE_NO_PROXY}',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.corp.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.corp.com:8080');
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1,*.corp.com,.internal');
});
it('should handle Python package installation with proxy', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'uvx',
args: ['mcp-server-fetch'],
env: {
HTTP_PROXY: 'http://proxy.example.com:8080',
HTTPS_PROXY: 'http://proxy.example.com:8080',
NO_PROXY: 'localhost,127.0.0.1',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.example.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.example.com:8080');
});
it('should handle NPM package installation with proxy', () => {
const config: ServerConfig = {
type: 'stdio',
command: 'npx',
args: ['@playwright/mcp@latest', '--headless'],
env: {
HTTP_PROXY: 'http://proxy.company.com:8080',
HTTPS_PROXY: 'http://proxy.company.com:8080',
NO_PROXY: 'localhost,127.0.0.1,.company.com',
},
};
const result = replaceEnvVars(config) as ServerConfig;
expect(result.env?.HTTP_PROXY).toBe('http://proxy.company.com:8080');
expect(result.env?.HTTPS_PROXY).toBe('http://proxy.company.com:8080');
expect(result.env?.NO_PROXY).toBe('localhost,127.0.0.1,.company.com');
});
});
});