Files
pic/tests/test_wireguard_manager.py
T
Constantin 2277b11563 init
2025-09-12 23:04:52 +03:00

328 lines
13 KiB
Python

#!/usr/bin/env python3
"""
Unit tests for WireGuardManager class
"""
import sys
from pathlib import Path
# Add api directory to path
api_dir = Path(__file__).parent.parent / 'api'
sys.path.insert(0, str(api_dir))
import unittest
import tempfile
import os
import json
import shutil
import base64
from unittest.mock import patch, MagicMock
from datetime import datetime
# Add parent directory to path for imports
import sys
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from wireguard_manager import WireGuardManager
class TestWireGuardManager(unittest.TestCase):
"""Test cases for WireGuardManager class"""
def setUp(self):
"""Set up test environment"""
self.test_dir = tempfile.mkdtemp()
self.data_dir = os.path.join(self.test_dir, 'data')
self.config_dir = os.path.join(self.test_dir, 'config')
os.makedirs(self.data_dir, exist_ok=True)
os.makedirs(self.config_dir, exist_ok=True)
# Create WireGuardManager instance
self.wg_manager = WireGuardManager(self.data_dir, self.config_dir)
def tearDown(self):
"""Clean up test environment"""
shutil.rmtree(self.test_dir)
def test_initialization(self):
"""Test WireGuardManager initialization"""
self.assertEqual(self.wg_manager.data_dir, self.data_dir)
self.assertEqual(self.wg_manager.config_dir, self.config_dir)
self.assertTrue(os.path.exists(self.wg_manager.wireguard_dir))
self.assertTrue(os.path.exists(self.wg_manager.keys_dir))
def test_key_generation(self):
"""Test WireGuard key generation"""
# Check if keys were generated
private_key_file = os.path.join(self.wg_manager.keys_dir, 'private.key')
public_key_file = os.path.join(self.wg_manager.keys_dir, 'public.key')
self.assertTrue(os.path.exists(private_key_file))
self.assertTrue(os.path.exists(public_key_file))
# Check key content
with open(private_key_file, 'rb') as f:
private_key = f.read()
self.assertIsInstance(private_key, bytes)
self.assertGreater(len(private_key), 0)
with open(public_key_file, 'rb') as f:
public_key = f.read()
self.assertIsInstance(public_key, bytes)
self.assertGreater(len(public_key), 0)
def test_get_keys(self):
"""Test getting WireGuard keys"""
keys = self.wg_manager.get_keys()
self.assertIn('private_key', keys)
self.assertIn('public_key', keys)
self.assertIsInstance(keys['private_key'], str)
self.assertIsInstance(keys['public_key'], str)
self.assertGreater(len(keys['private_key']), 0)
self.assertGreater(len(keys['public_key']), 0)
def test_generate_peer_keys(self):
"""Test generating keys for a peer"""
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
self.assertIn('private_key', peer_keys)
self.assertIn('public_key', peer_keys)
self.assertIsInstance(peer_keys['private_key'], str)
self.assertIsInstance(peer_keys['public_key'], str)
# Check if peer keys were saved
peer_keys_dir = os.path.join(self.wg_manager.keys_dir, 'peers')
peer_private_file = os.path.join(peer_keys_dir, 'testpeer_private.key')
peer_public_file = os.path.join(peer_keys_dir, 'testpeer_public.key')
self.assertTrue(os.path.exists(peer_private_file))
self.assertTrue(os.path.exists(peer_public_file))
def test_generate_config(self):
"""Test WireGuard configuration generation"""
config = self.wg_manager.generate_config('wg0', 51820)
self.assertIsInstance(config, str)
self.assertIn('[Interface]', config)
self.assertIn('PrivateKey', config)
self.assertIn('Address = 172.20.0.1/16', config)
self.assertIn('ListenPort = 51820', config)
self.assertIn('PostUp', config)
self.assertIn('PostDown', config)
def test_add_peer(self):
"""Test adding a peer to WireGuard configuration"""
# Generate peer keys first
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
success = self.wg_manager.add_peer(
'testpeer',
peer_keys['public_key'],
'192.168.1.100',
'172.20.0.0/16',
25
)
self.assertTrue(success)
# Check if config file was created
config_file = os.path.join(self.wg_manager.wireguard_dir, 'wg0.conf')
self.assertTrue(os.path.exists(config_file))
# Check config content
with open(config_file, 'r') as f:
config = f.read()
self.assertIn('[Peer]', config)
self.assertIn(peer_keys['public_key'], config)
self.assertIn('AllowedIPs = 172.20.0.0/16', config)
self.assertIn('PersistentKeepalive = 25', config)
def test_remove_peer(self):
"""Test removing a peer from WireGuard configuration"""
# Add a peer first
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
self.wg_manager.add_peer('testpeer', peer_keys['public_key'], '192.168.1.100')
# Remove the peer
success = self.wg_manager.remove_peer(peer_keys['public_key'])
self.assertTrue(success)
# Check if peer was removed
config_file = os.path.join(self.wg_manager.wireguard_dir, 'wg0.conf')
with open(config_file, 'r') as f:
config = f.read()
self.assertNotIn(peer_keys['public_key'], config)
def test_get_peers(self):
"""Test getting list of configured peers"""
# Add a peer first
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
self.wg_manager.add_peer('testpeer', peer_keys['public_key'], '192.168.1.100')
peers = self.wg_manager.get_peers()
self.assertIsInstance(peers, list)
self.assertEqual(len(peers), 1)
self.assertIn('public_key', peers[0])
self.assertIn('allowed_ips', peers[0])
self.assertIn('persistent_keepalive', peers[0])
self.assertEqual(peers[0]['public_key'], peer_keys['public_key'])
@patch('subprocess.run')
def test_get_status(self, mock_run):
"""Test getting WireGuard status"""
# Mock WireGuard service running
mock_run.return_value.stdout = 'cell-wireguard\n'
mock_run.return_value.returncode = 0
status = self.wg_manager.get_status()
self.assertTrue(status['running'])
self.assertIn('interface', status)
self.assertIn('ip_info', status)
@patch('subprocess.run')
def test_get_status_not_running(self, mock_run):
"""Test getting WireGuard status when service is not running"""
# Mock WireGuard service not running
mock_run.return_value.stdout = ''
mock_run.return_value.returncode = 0
status = self.wg_manager.get_status()
self.assertFalse(status['running'])
@patch('subprocess.run')
def test_test_connectivity(self, mock_run):
"""Test connectivity testing"""
# Mock successful ping
mock_run.return_value.returncode = 0
mock_run.return_value.stdout = 'PING 192.168.1.100'
mock_run.return_value.stderr = ''
result = self.wg_manager.test_connectivity('192.168.1.100')
self.assertEqual(result['peer_ip'], '192.168.1.100')
self.assertTrue(result['ping_success'])
self.assertIn('192.168.1.100', result['ping_output'])
@patch('subprocess.run')
def test_test_connectivity_failure(self, mock_run):
"""Test connectivity testing with failure"""
# Mock failed ping
mock_run.return_value.returncode = 1
mock_run.return_value.stdout = ''
mock_run.return_value.stderr = 'No route to host'
result = self.wg_manager.test_connectivity('192.168.1.100')
self.assertEqual(result['peer_ip'], '192.168.1.100')
self.assertFalse(result['ping_success'])
self.assertIn('No route to host', result['ping_error'])
def test_update_peer_ip(self):
"""Test updating peer IP address"""
# Add a peer first
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
self.wg_manager.add_peer('testpeer', peer_keys['public_key'], '192.168.1.100')
# Update peer IP
success = self.wg_manager.update_peer_ip(peer_keys['public_key'], '192.168.1.200')
self.assertTrue(success)
# Check if IP was updated in config
config_file = os.path.join(self.wg_manager.wireguard_dir, 'wg0.conf')
with open(config_file, 'r') as f:
config = f.read()
self.assertIn('192.168.1.200', config)
def test_get_peer_config(self):
"""Test generating peer configuration"""
peer_keys = self.wg_manager.generate_peer_keys('testpeer')
keys = self.wg_manager.get_keys()
config = self.wg_manager.get_peer_config('testpeer', '192.168.1.100', peer_keys['private_key'])
self.assertIsInstance(config, str)
self.assertIn('[Interface]', config)
self.assertIn('[Peer]', config)
self.assertIn('PrivateKey', config)
self.assertIn('Address = 192.168.1.100/32', config)
self.assertIn('DNS = 172.20.0.2', config)
self.assertIn(keys['public_key'], config)
self.assertIn('AllowedIPs = 172.20.0.0/16', config)
def test_multiple_peers(self):
"""Test managing multiple peers"""
# Add first peer
peer1_keys = self.wg_manager.generate_peer_keys('peer1')
success1 = self.wg_manager.add_peer('peer1', peer1_keys['public_key'], '192.168.1.100')
self.assertTrue(success1)
# Add second peer
peer2_keys = self.wg_manager.generate_peer_keys('peer2')
success2 = self.wg_manager.add_peer('peer2', peer2_keys['public_key'], '192.168.1.101')
self.assertTrue(success2)
# Get peers
peers = self.wg_manager.get_peers()
self.assertEqual(len(peers), 2)
# Remove first peer
success3 = self.wg_manager.remove_peer(peer1_keys['public_key'])
self.assertTrue(success3)
# Check remaining peers
peers = self.wg_manager.get_peers()
self.assertEqual(len(peers), 1)
self.assertEqual(peers[0]['public_key'], peer2_keys['public_key'])
def test_config_file_parsing(self):
"""Test parsing WireGuard configuration file"""
# Create a test config file
config_file = os.path.join(self.wg_manager.wireguard_dir, 'wg0.conf')
test_config = """[Interface]
PrivateKey = test_private_key
Address = 172.20.0.1/16
ListenPort = 51820
[Peer]
PublicKey = peer1_public_key
AllowedIPs = 172.20.0.0/16
PersistentKeepalive = 25
[Peer]
PublicKey = peer2_public_key
AllowedIPs = 172.20.1.0/24
PersistentKeepalive = 30
"""
with open(config_file, 'w') as f:
f.write(test_config)
peers = self.wg_manager.get_peers()
self.assertEqual(len(peers), 2)
self.assertEqual(peers[0]['public_key'], 'peer1_public_key')
self.assertEqual(peers[0]['allowed_ips'], '172.20.0.0/16')
self.assertEqual(peers[0]['persistent_keepalive'], 25)
self.assertEqual(peers[1]['public_key'], 'peer2_public_key')
self.assertEqual(peers[1]['allowed_ips'], '172.20.1.0/24')
self.assertEqual(peers[1]['persistent_keepalive'], 30)
def test_error_handling(self):
"""Test error handling in WireGuard operations"""
# Test with invalid public key
success = self.wg_manager.add_peer('testpeer', 'invalid_key', '192.168.1.100')
# Should still return True as it writes to config file
self.assertTrue(success)
# Test removing non-existent peer
success = self.wg_manager.remove_peer('non_existent_key')
self.assertTrue(success)
# Test updating non-existent peer IP
success = self.wg_manager.update_peer_ip('non_existent_key', '192.168.1.200')
self.assertFalse(success)
if __name__ == '__main__':
unittest.main()