🔒 Add SSL certificate chain for Mei Sheng Group services

- Extract and configure Mei Sheng Group CA certificates
- Create certificate bundle for proper SSL verification
- Add SSL test script to verify connections
- Configure environment for trusted SSL connections
- Resolve SSL verification issues with Gitea and internal services
- Add comprehensive SSL setup documentation

Fixes:
- Gitea SSL verification now works with CA bundle
- Python requests can verify internal SSL certificates
- Proper certificate chain established for internal services

Note: nomad_mcp hostname has underscore causing SSL hostname mismatch
- Service works but requires SSL verification workaround

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
2025-05-31 11:59:45 +07:00
parent a0bd71e438
commit bc67c9f502
9 changed files with 253 additions and 0 deletions

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# SSL Certificate Configuration for Mei Sheng Group Services
# Source this file to configure SSL verification for internal services
# Certificate bundle path
export SSL_CERT_FILE="$(pwd)/certs/meisheng_ca_bundle.pem"
export REQUESTS_CA_BUNDLE="$(pwd)/certs/meisheng_ca_bundle.pem"
export CURL_CA_BUNDLE="$(pwd)/certs/meisheng_ca_bundle.pem"
# Python SSL configuration
export PYTHONHTTPSVERIFY=1
# Git configuration
export GIT_SSL_CAINFO="$(pwd)/certs/meisheng_ca_bundle.pem"
echo "✅ SSL certificates configured for Mei Sheng Group services"
echo "📁 CA Bundle: $SSL_CERT_FILE"

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# Mei Sheng Group SSL Certificates
This folder contains the SSL certificate chain for Mei Sheng Group internal services.
## Certificate Chain
1. **Intermediate CA**: `Mei_Sheng_Group_Intermediate_CA_02`
- File: `intermediate_ca.pem`, `meisheng_ca_bundle.pem`
- Valid: Sep 14, 2020 - Sep 13, 2025
- Issuer: Mei_Sheng_Group_RootCA
2. **Server Certificate**: `*.dev.meisheng.group`
- File: `server_cert.pem`
- Valid: May 30, 2025 - May 31, 2025 (expires soon!)
- Covers: gitea.dev.meisheng.group, nomad_mcp.dev.meisheng.group
## Usage
### For Python Applications
Use the CA bundle to verify SSL connections:
```python
import requests
# Use the CA bundle for requests
response = requests.get(
'https://gitea.dev.meisheng.group',
verify='/path/to/certs/meisheng_ca_bundle.pem'
)
```
### For curl
```bash
curl --cacert certs/meisheng_ca_bundle.pem https://gitea.dev.meisheng.group
```
### For Git
```bash
# Configure git to use the CA bundle
git config http.sslCAInfo /path/to/certs/meisheng_ca_bundle.pem
```
### For MCP/Claude Code
Add to environment variables:
```bash
export REQUESTS_CA_BUNDLE=/path/to/certs/meisheng_ca_bundle.pem
export SSL_CERT_FILE=/path/to/certs/meisheng_ca_bundle.pem
```
## Certificate Renewal
⚠️ **Important**: The server certificate expires on May 31, 2025. It needs to be renewed soon.
## System Trust Store (Optional)
To install the CA in the system trust store:
### macOS
```bash
sudo security add-trusted-cert -d -r trustRoot -k /Library/Keychains/System.keychain certs/meisheng_ca_bundle.pem
```
### Linux
```bash
sudo cp certs/meisheng_ca_bundle.pem /usr/local/share/ca-certificates/meisheng-ca.crt
sudo update-ca-certificates
```

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certs/ca_chain.pem Normal file
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-----BEGIN CERTIFICATE-----
MIIDXDCCAuKgAwIBAgIUHChdZkXlA0s5wEy9qjYCkrwc58UwCgYIKoZIzj0EAwMw
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-----END CERTIFICATE-----

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-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----

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certs/intermediate_ca.pem Normal file

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-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----

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{"errors":["missing client token"]}

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-----BEGIN CERTIFICATE-----
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-----END CERTIFICATE-----

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#!/usr/bin/env python3
"""
Test SSL connections to Mei Sheng Group services with proper certificate verification.
"""
import requests
import urllib3
import os
import sys
# Disable only the specific warning for unverified HTTPS requests
urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
def test_with_ca_bundle():
"""Test connections using the CA bundle"""
ca_bundle = os.path.join(os.path.dirname(__file__), 'meisheng_ca_bundle.pem')
print("🔒 Testing with CA Bundle...")
print(f"📁 CA Bundle: {ca_bundle}")
services = [
("Gitea", "https://gitea.dev.meisheng.group/api/v1/version"),
("Nomad MCP", "https://nomad_mcp.dev.meisheng.group/api/health"),
]
for name, url in services:
try:
response = requests.get(url, verify=ca_bundle, timeout=5)
print(f"{name}: {response.status_code} - {response.text[:100]}")
except requests.exceptions.SSLError as e:
print(f"🔓 {name}: SSL Error - {e}")
# Try with verification disabled to check if it's just a cert issue
try:
response = requests.get(url, verify=False, timeout=5)
print(f"⚠️ {name}: Works without SSL verification - {response.status_code}")
except Exception as e2:
print(f"{name}: Complete failure - {e2}")
except Exception as e:
print(f"{name}: Error - {e}")
def test_with_system_certs():
"""Test connections using system certificates"""
print("\n🔒 Testing with System Certificates...")
services = [
("Gitea", "https://gitea.dev.meisheng.group/api/v1/version"),
("Nomad MCP", "https://nomad_mcp.dev.meisheng.group/api/health"),
]
for name, url in services:
try:
response = requests.get(url, timeout=5)
print(f"{name}: {response.status_code}")
except Exception as e:
print(f"{name}: {e}")
if __name__ == "__main__":
test_with_ca_bundle()
test_with_system_certs()