aitbc/tests/verification/test_agent_integration_service.py

#!/usr/bin/env python3
"""
Test agent integration service features
Tests systemd deployment, health checks, metrics collection, and alerting rules
"""

import asyncio
import json
from unittest.mock import AsyncMock, patch, MagicMock
from datetime import datetime, timezone


def test_systemd_service_file_generation():
    """Test systemd service file generation"""
    print("Testing Systemd Service File Generation")
    print("=" * 40)
    
    instance_id = "test-deployment-production-1"
    port = 8001
    
    # Generate service file content
    service_content = f"""[Unit]
Description=AITBC Agent Instance {instance_id}
Documentation=https://github.com/aitbc/blockchain
After=network.target aitbc-blockchain-node.service
Requires=aitbc-blockchain-node.service

[Service]
Type=simple
User=root
Group=root
WorkingDirectory=/opt/aitbc
EnvironmentFile=/etc/aitbc/.env
Environment="AGENT_ID={instance_id}"
Environment="AGENT_PORT={port}"
Environment="PYTHONPATH=/opt/aitbc/packages/py/aitbc-agent-sdk/src:/opt/aitbc"
Environment="PATH=/opt/aitbc/venv/bin:/usr/local/bin:/usr/bin:/bin"
ExecStart=/opt/aitbc/venv/bin/python /opt/aitbc/scripts/wrappers/aitbc-agent-daemon-wrapper.py

Restart=always
RestartSec=10
StandardOutput=journal
StandardError=journal
SyslogIdentifier=AgentInstance-{instance_id}

# Security settings
NoNewPrivileges=true
PrivateTmp=true
ProtectHome=true

[Install]
WantedBy=multi-user.target
"""
    
    # Verify service file contains required sections
    required_sections = ["[Unit]", "[Service]", "[Install]"]
    for section in required_sections:
        if section in service_content:
            print(f"✅ Service file contains {section}")
        else:
            print(f"❌ Service file missing {section}")
            return False
    
    # Verify environment variables
    if f"AGENT_ID={instance_id}" in service_content:
        print(f"✅ Service file contains AGENT_ID")
    else:
        print("❌ Service file missing AGENT_ID")
        return False
    
    if f"AGENT_PORT={port}" in service_content:
        print(f"✅ Service file contains AGENT_PORT")
    else:
        print("❌ Service file missing AGENT_PORT")
        return False
    
    print("\n✅ Systemd service file generation test passed!")
    return True


def test_health_check_response_format():
    """Test health check response format"""
    print("\nTesting Health Check Response Format")
    print("=" * 40)
    
    # Mock health check response
    health_response = {
        "instance_id": "test-instance",
        "status": "healthy",
        "timestamp": datetime.now(timezone.utc).isoformat(),
        "response_time": 0.1,
        "service_active": True
    }
    
    # Verify required fields
    required_fields = ["instance_id", "status", "timestamp"]
    for field in required_fields:
        if field in health_response:
            print(f"✅ Health response contains {field}")
        else:
            print(f"❌ Health response missing {field}")
            return False
    
    # Verify status is valid
    valid_statuses = ["healthy", "degraded", "unhealthy"]
    if health_response["status"] in valid_statuses:
        print(f"✅ Health status is valid: {health_response['status']}")
    else:
        print(f"❌ Invalid health status: {health_response['status']}")
        return False
    
    print("\n✅ Health check response format test passed!")
    return True


def test_metrics_collection_format():
    """Test metrics collection format"""
    print("\nTesting Metrics Collection Format")
    print("=" * 40)
    
    # Mock metrics response
    metrics_response = {
        "instance_id": "test-instance",
        "status": "deployed",
        "health_status": "healthy",
        "timestamp": datetime.now(timezone.utc).isoformat(),
        "cpu_usage": 45.5,
        "memory_usage": 60.2,
        "request_count": 1000,
        "error_count": 5,
        "average_response_time": 0.15,
        "uptime_percentage": 99.9
    }
    
    # Verify required fields
    required_fields = ["instance_id", "status", "cpu_usage", "memory_usage"]
    for field in required_fields:
        if field in metrics_response:
            print(f"✅ Metrics response contains {field}")
        else:
            print(f"❌ Metrics response missing {field}")
            return False
    
    # Verify metric values are numeric
    numeric_fields = ["cpu_usage", "memory_usage", "request_count", "error_count"]
    for field in numeric_fields:
        if isinstance(metrics_response.get(field), (int, float)):
            print(f"✅ {field} is numeric")
        else:
            print(f"❌ {field} is not numeric")
            return False
    
    print("\n✅ Metrics collection format test passed!")
    return True


def test_alerting_rules_configuration():
    """Test alerting rules configuration"""
    print("\nTesting Alerting Rules Configuration")
    print("=" * 40)
    
    # Mock alerting rules
    alerting_rules = {
        "rules": [
            {
                "name": "high_cpu_usage",
                "condition": "cpu_usage > 90",
                "severity": "critical"
            },
            {
                "name": "high_memory_usage",
                "condition": "memory_usage > 95",
                "severity": "critical"
            }
        ],
        "channels": ["log", "email"],
        "thresholds": {
            "cpu_usage_warning": 80.0,
            "cpu_usage_critical": 90.0,
            "memory_usage_warning": 85.0,
            "memory_usage_critical": 95.0,
            "error_rate_warning": 0.05,
            "error_rate_critical": 0.10
        }
    }
    
    # Verify alerting rules structure
    if "rules" in alerting_rules and len(alerting_rules["rules"]) > 0:
        print(f"✅ Alerting rules contains {len(alerting_rules['rules'])} rules")
    else:
        print("❌ Alerting rules missing rules")
        return False
    
    # Verify thresholds
    if "thresholds" in alerting_rules:
        print(f"✅ Alerting rules contains thresholds")
        required_thresholds = ["cpu_usage_warning", "cpu_usage_critical", "memory_usage_warning"]
        for threshold in required_thresholds:
            if threshold in alerting_rules["thresholds"]:
                print(f"✅ Threshold {threshold} defined")
            else:
                print(f"❌ Threshold {threshold} missing")
                return False
    else:
        print("❌ Alerting rules missing thresholds")
        return False
    
    # Verify channels
    if "channels" in alerting_rules and len(alerting_rules["channels"]) > 0:
        print(f"✅ Alerting channels defined: {alerting_rules['channels']}")
    else:
        print("❌ Alerting channels missing")
        return False
    
    print("\n✅ Alerting rules configuration test passed!")
    return True


async def test_deployment_rollback_logic():
    """Test deployment rollback logic"""
    print("\nTesting Deployment Rollback Logic")
    print("=" * 40)
    
    # Mock deployment config with previous version
    deployment_config = {
        "id": "test-deployment",
        "agent_version": "v2.0.0",
        "previous_version": "v1.5.0",
        "rollback_enabled": True
    }
    
    # Test rollback scenario
    if deployment_config["rollback_enabled"]:
        print("✅ Rollback is enabled")
        
        if deployment_config["previous_version"]:
            print(f"✅ Previous version available: {deployment_config['previous_version']}")
            
            # Simulate rollback
            new_version = deployment_config["previous_version"]
            print(f"✅ Rolling back to version: {new_version}")
        else:
            print("❌ No previous version available for rollback")
            return False
    else:
        print("❌ Rollback is not enabled")
        return False
    
    # Test rollback without previous version
    no_rollback_config = {
        "id": "test-deployment-2",
        "agent_version": "v2.0.0",
        "previous_version": None,
        "rollback_enabled": True
    }
    
    if not no_rollback_config["previous_version"]:
        print("✅ Correctly detected missing previous version")
    else:
        print("❌ Should detect missing previous version")
        return False
    
    print("\n✅ Deployment rollback logic test passed!")
    return True


async def test_instance_removal_logic():
    """Test instance removal logic"""
    print("\nTesting Instance Removal Logic")
    print("=" * 40)
    
    instance_id = "test-instance-1"
    service_name = f"aitbc-agent-{instance_id}"
    service_file = f"/etc/systemd/system/{service_name}.service"
    
    # Mock removal steps
    removal_steps = [
        f"systemctl stop {service_name}",
        f"systemctl disable {service_name}",
        f"rm {service_file}",
        "systemctl daemon-reload"
    ]
    
    print(f"Instance ID: {instance_id}")
    print(f"Service name: {service_name}")
    print(f"Service file: {service_file}")
    print()
    print("Removal steps:")
    for step in removal_steps:
        print(f"  - {step}")
    
    # Verify all steps are present
    if len(removal_steps) == 4:
        print("✅ All 4 removal steps defined")
    else:
        print(f"❌ Expected 4 steps, got {len(removal_steps)}")
        return False
    
    print("\n✅ Instance removal logic test passed!")
    return True


async def run_tests():
    """Run all agent integration service tests"""
    print("Agent Integration Service Tests")
    print("=" * 40)
    print()
    
    results = []
    results.append(("Systemd Service File Generation", test_systemd_service_file_generation()))
    results.append(("Health Check Response Format", test_health_check_response_format()))
    results.append(("Metrics Collection Format", test_metrics_collection_format()))
    results.append(("Alerting Rules Configuration", test_alerting_rules_configuration()))
    results.append(("Deployment Rollback Logic", await test_deployment_rollback_logic()))
    results.append(("Instance Removal Logic", await test_instance_removal_logic()))
    
    print("\n" + "=" * 40)
    print("Test Summary")
    print("=" * 40)
    
    for name, passed in results:
        status = "✅ PASSED" if passed else "❌ FAILED"
        print(f"{name}: {status}")
    
    all_passed = all(result[1] for result in results)
    if all_passed:
        print("\n🎉 All tests passed!")
    else:
        print("\n❌ Some tests failed")


if __name__ == "__main__":
    asyncio.run(run_tests())