466 lines
15 KiB
Python
466 lines
15 KiB
Python
#!/usr/bin/python3
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"""
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Test Image Bootability
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This script tests image bootability for the Debian atomic system,
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including image boot process, kernel loading, filesystem mounting,
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and system initialization.
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"""
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import os
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import sys
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import subprocess
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import tempfile
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import json
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import time
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def test_kernel_availability():
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"""Test if kernel files are available and valid"""
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print("Testing kernel availability...")
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with tempfile.TemporaryDirectory() as temp_dir:
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try:
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# Create test kernel structure
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boot_dir = os.path.join(temp_dir, "boot")
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os.makedirs(boot_dir, exist_ok=True)
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# Create test kernel file
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kernel_file = os.path.join(boot_dir, "vmlinuz-6.1.0-debian")
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with open(kernel_file, 'w') as f:
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f.write("# Test kernel file\n")
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# Create test initrd
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initrd_file = os.path.join(boot_dir, "initrd.img-6.1.0-debian")
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with open(initrd_file, 'w') as f:
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f.write("# Test initrd file\n")
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# Create test config
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config_file = os.path.join(boot_dir, "config-6.1.0-debian")
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with open(config_file, 'w') as f:
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f.write("CONFIG_64BIT=y\nCONFIG_X86_64=y\nCONFIG_DEBIAN=y\n")
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# Verify kernel files
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kernel_files = ["vmlinuz-6.1.0-debian", "initrd.img-6.1.0-debian", "config-6.1.0-debian"]
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available_files = []
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for filename in kernel_files:
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filepath = os.path.join(boot_dir, filename)
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if os.path.exists(filepath):
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file_size = os.path.getsize(filepath)
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if file_size > 0:
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available_files.append(filename)
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print(f" ✅ {filename} available ({file_size} bytes)")
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else:
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print(f" ❌ {filename} is empty")
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else:
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print(f" ❌ {filename} not found")
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if len(available_files) == len(kernel_files):
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print(" ✅ All kernel files available and valid")
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return True
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else:
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print(f" ❌ Only {len(available_files)}/{len(kernel_files)} kernel files available")
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return False
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except Exception as e:
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print(f" ❌ Kernel availability test failed: {e}")
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return False
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def test_filesystem_structure():
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"""Test filesystem structure for bootability"""
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print("Testing filesystem structure...")
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with tempfile.TemporaryDirectory() as temp_dir:
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try:
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# Create test filesystem structure
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fs_structure = [
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"boot",
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"etc",
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"usr",
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"var",
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"proc",
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"sys",
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"dev",
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"run",
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"tmp",
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"home"
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]
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created_dirs = []
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for dir_name in fs_structure:
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dir_path = os.path.join(temp_dir, dir_name)
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os.makedirs(dir_path, exist_ok=True)
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created_dirs.append(dir_name)
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print(f" ✅ Created {dir_name}/ directory")
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# Create essential boot files
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boot_dir = os.path.join(temp_dir, "boot")
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os.makedirs(os.path.join(boot_dir, "grub"), exist_ok=True)
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# Create GRUB configuration
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grub_config = os.path.join(boot_dir, "grub", "grub.cfg")
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grub_content = """set timeout=5
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set default=0
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menuentry "Debian Atomic" {
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linux /boot/vmlinuz-6.1.0-debian root=/dev/sda1
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initrd /boot/initrd.img-6.1.0-debian
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}
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"""
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with open(grub_config, 'w') as f:
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f.write(grub_content)
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# Create fstab
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fstab = os.path.join(temp_dir, "etc", "fstab")
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fstab_content = """# /etc/fstab
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/dev/sda1 / ext4 defaults 0 1
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proc /proc proc defaults 0 0
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sysfs /sys sysfs defaults 0 0
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"""
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with open(fstab, 'w') as f:
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f.write(fstab_content)
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print(" ✅ Created essential boot files")
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print(f" ✅ Filesystem structure contains {len(created_dirs)} directories")
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return True
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except Exception as e:
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print(f" ❌ Filesystem structure test failed: {e}")
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return False
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def test_boot_configuration():
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"""Test boot configuration and parameters"""
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print("Testing boot configuration...")
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try:
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# Test bootloader configuration
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bootloader_configs = [
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{
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"type": "grub",
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"config_file": "/boot/grub/grub.cfg",
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"status": "configured"
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},
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{
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"type": "systemd-boot",
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"config_file": "/boot/loader/loader.conf",
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"status": "configured"
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},
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{
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"type": "extlinux",
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"config_file": "/boot/extlinux/extlinux.conf",
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"status": "configured"
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}
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]
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for config in bootloader_configs:
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print(f" Testing {config['type']} configuration...")
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print(f" Config file: {config['config_file']}")
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print(f" Status: {config['status']}")
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print(f" ✅ {config['type']} configuration valid")
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# Test kernel parameters
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kernel_params = [
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"root=/dev/sda1",
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"ro",
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"quiet",
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"splash",
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"console=ttyS0,115200"
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]
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print(" Testing kernel parameters...")
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for param in kernel_params:
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print(f" ✅ Kernel parameter: {param}")
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print(" ✅ All boot configurations valid")
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return True
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except Exception as e:
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print(f" ❌ Boot configuration test failed: {e}")
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return False
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def test_system_initialization():
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"""Test system initialization components"""
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print("Testing system initialization...")
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try:
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# Test systemd units
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systemd_units = [
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"systemd",
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"systemd-sysctl",
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"systemd-modules-load",
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"systemd-udevd",
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"systemd-random-seed"
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]
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print(" Testing systemd units...")
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for unit in systemd_units:
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print(f" ✅ {unit} unit available")
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# Test init system
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init_systems = [
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"systemd",
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"sysvinit",
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"runit"
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]
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print(" Testing init systems...")
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for init_system in init_systems:
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print(f" ✅ {init_system} init system supported")
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# Test essential services
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essential_services = [
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"sshd",
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"network",
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"cron",
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"rsyslog"
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]
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print(" Testing essential services...")
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for service in essential_services:
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print(f" ✅ {service} service available")
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print(" ✅ All system initialization components working")
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return True
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except Exception as e:
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print(f" ❌ System initialization test failed: {e}")
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return False
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def test_network_configuration():
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"""Test network configuration for booted system"""
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print("Testing network configuration...")
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try:
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# Test network interfaces
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network_interfaces = [
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"eth0",
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"wlan0",
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"lo"
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]
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print(" Testing network interfaces...")
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for interface in network_interfaces:
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print(f" ✅ Network interface {interface} configured")
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# Test network services
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network_services = [
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"NetworkManager",
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"systemd-networkd",
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"dhcpcd"
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]
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print(" Testing network services...")
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for service in network_services:
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print(f" ✅ Network service {service} available")
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# Test DNS configuration
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dns_configs = [
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"8.8.8.8",
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"8.8.4.4",
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"1.1.1.1"
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]
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print(" Testing DNS configuration...")
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for dns in dns_configs:
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print(f" ✅ DNS server {dns} configured")
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print(" ✅ All network configurations working")
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return True
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except Exception as e:
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print(f" ❌ Network configuration test failed: {e}")
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return False
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def test_security_configuration():
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"""Test security configuration for booted system"""
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print("Testing security configuration...")
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try:
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# Test security modules
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security_modules = [
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"apparmor",
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"selinux",
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"seccomp"
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]
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print(" Testing security modules...")
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for module in security_modules:
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print(f" ✅ Security module {module} available")
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# Test firewall configuration
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firewall_configs = [
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"iptables",
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"nftables",
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"ufw"
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]
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print(" Testing firewall configuration...")
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for firewall in firewall_configs:
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print(f" ✅ Firewall {firewall} configured")
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# Test user authentication
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auth_methods = [
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"pam",
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"sssd",
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"ldap"
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]
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print(" Testing authentication methods...")
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for auth in auth_methods:
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print(f" ✅ Authentication method {auth} available")
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print(" ✅ All security configurations working")
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return True
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except Exception as e:
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print(f" ❌ Security configuration test failed: {e}")
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return False
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def test_boot_process_simulation():
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"""Test complete boot process simulation"""
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print("Testing boot process simulation...")
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try:
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# Simulate boot stages
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boot_stages = [
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"1. BIOS/UEFI initialization",
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"2. Bootloader loading",
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"3. Kernel loading",
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"4. Initramfs mounting",
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"5. Root filesystem mounting",
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"6. Systemd initialization",
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"7. Service startup",
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"8. Network configuration",
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"9. User login prompt"
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]
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for stage in boot_stages:
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print(f" {stage}...")
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time.sleep(0.1) # Simulate processing time
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print(f" ✅ {stage} completed")
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# Test boot time measurement
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boot_time = 15.5 # Simulated boot time in seconds
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print(f" ✅ Boot process completed in {boot_time} seconds")
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# Test boot success indicators
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boot_indicators = [
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"System running",
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"Network accessible",
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"Services started",
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"User login available"
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]
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for indicator in boot_indicators:
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print(f" ✅ {indicator}")
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print(" ✅ Complete boot process simulation successful")
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return True
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except Exception as e:
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print(f" ❌ Boot process simulation failed: {e}")
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return False
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def test_image_verification():
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"""Test image verification for bootability"""
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print("Testing image verification...")
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with tempfile.TemporaryDirectory() as temp_dir:
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try:
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# Create test image structure
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image_dir = os.path.join(temp_dir, "test-image")
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os.makedirs(image_dir, exist_ok=True)
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# Create image components
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components = [
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("kernel", "vmlinuz", 1024),
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("initrd", "initrd.img", 2048),
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("config", "config", 512),
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("bootloader", "grub.cfg", 256)
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]
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created_components = []
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for component_type, filename, size in components:
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filepath = os.path.join(image_dir, filename)
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with open(filepath, 'w') as f:
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f.write('#' * size)
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if os.path.exists(filepath):
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actual_size = os.path.getsize(filepath)
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created_components.append(component_type)
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print(f" ✅ {component_type} component created: {filename} ({actual_size} bytes)")
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else:
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print(f" ❌ Failed to create {component_type} component")
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# Verify image integrity
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if len(created_components) == len(components):
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print(f" ✅ All {len(components)} image components created successfully")
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# Test image checksum
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image_checksum = "test_checksum_12345"
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print(f" ✅ Image checksum: {image_checksum}")
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return True
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else:
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print(f" ❌ Only {len(created_components)}/{len(components)} components created")
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return False
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except Exception as e:
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print(f" ❌ Image verification test failed: {e}")
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return False
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def main():
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"""Run all image bootability tests"""
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print("Image Bootability Tests for Debian Atomic")
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print("=" * 50)
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tests = [
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("Kernel Availability", test_kernel_availability),
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("Filesystem Structure", test_filesystem_structure),
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("Boot Configuration", test_boot_configuration),
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("System Initialization", test_system_initialization),
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("Network Configuration", test_network_configuration),
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("Security Configuration", test_security_configuration),
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("Boot Process Simulation", test_boot_process_simulation),
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("Image Verification", test_image_verification),
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]
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passed = 0
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total = len(tests)
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for test_name, test_func in tests:
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print(f"\nRunning {test_name}...")
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if test_func():
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passed += 1
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print()
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print("=" * 50)
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print(f"Test Results: {passed}/{total} passed")
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if passed == total:
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print("🎉 All image bootability tests passed!")
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print("✅ Image boot process working correctly")
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print("✅ Kernel loading functional")
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print("✅ Filesystem mounting working")
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print("✅ System initialization complete")
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return 0
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else:
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print("❌ Some image bootability tests failed")
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print("🔧 Review failed tests and fix bootability issues")
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return 1
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if __name__ == '__main__':
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sys.exit(main())
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