1 files changed, 239 insertions, 0 deletions
diff --git a/scripts/package-build/linux-kernel/build.py b/scripts/package-build/linux-kernel/build.py
new file mode 100755
index 00000000..1bcab686
--- /dev/null
+++ b/scripts/package-build/linux-kernel/build.py
@@ -0,0 +1,239 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2024 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import datetime
+import glob
+import shutil
+import toml
+import os
+import subprocess
+
+from argparse import ArgumentParser
+from pathlib import Path
+from subprocess import run, CalledProcessError
+
+# Relative path to defaults.toml
+defaults_path = "../../../data/defaults.toml"
+
+
+def ensure_dependencies(dependencies: list) -> None:
+    """Ensure Debian build dependencies are met"""
+    if not dependencies:
+        print("I: No additional dependencies to install")
+        return
+
+    print("I: Ensure Debian build dependencies are met")
+    run(['sudo', 'apt-get', 'install', '-y'] + dependencies, check=True)
+
+
+def prepare_package(repo_dir: Path, install_data: str) -> None:
+    """Prepare a package"""
+    if not install_data:
+        print("I: No install data provided, skipping package preparation")
+        return
+
+    install_file = repo_dir / 'debian/install'
+    install_file.parent.mkdir(parents=True, exist_ok=True)
+    install_file.write_text(install_data)
+    print("I: Prepared package")
+
+
+def clone_or_update_repo(repo_dir: Path, scm_url: str, commit_id: str) -> None:
+    """Clone the repository if it does not exist, otherwise update it"""
+    if repo_dir.exists():
+        #run(['git', 'fetch'], cwd=repo_dir, check=True)
+        run(['git', 'checkout', commit_id], cwd=repo_dir, check=True)
+        #run(['git', 'pull'], cwd=repo_dir, check=True)
+    else:
+        run(['git', 'clone', scm_url, str(repo_dir)], check=True)
+        run(['git', 'checkout', commit_id], cwd=repo_dir, check=True)
+
+
+def build_package(package: dict, dependencies: list) -> None:
+    """Build a package from the repository
+
+    Args:
+        package (dict): Package information
+        dependencies (list): List of additional dependencies
+    """
+    timestamp = datetime.datetime.now().strftime('%Y%m%d%H%M%S')
+    repo_name = package['name']
+    repo_dir = Path(repo_name)
+
+    try:
+        # Clone or update the repository
+        #clone_or_update_repo(repo_dir, package['scm_url'], package['commit_id'])
+
+        # Ensure dependencies
+        #ensure_dependencies(dependencies)
+
+        # Prepare the package if required
+        #if package.get('prepare_package', False):
+        #    prepare_package(repo_dir, package.get('install_data', ''))
+
+        # Execute the build command
+        if package['build_cmd'] == 'build_kernel':
+            build_kernel(package['kernel_version'])
+        elif package['build_cmd'] == 'build_linux_firmware':
+            build_linux_firmware(package['commit_id'], package['scm_url'])
+        elif package['build_cmd'] == 'build_accel_ppp':
+            build_accel_ppp(package['commit_id'], package['scm_url'])
+        elif package['build_cmd'] == 'build_intel_qat':
+            build_intel_qat()
+        elif package['build_cmd'] == 'build_intel_ixgbe':
+            build_intel_ixgbe()
+        elif package['build_cmd'] == 'build_intel_ixgbevf':
+            build_intel_ixgbevf()
+        elif package['build_cmd'] == 'build_jool':
+            build_jool()
+        elif package['build_cmd'] == 'build_openvpn_dco':
+            build_openvpn_dco(package['commit_id'], package['scm_url'])
+        elif package['build_cmd'] == 'build_nat_rtsp':
+            build_nat_rtsp(package['commit_id'], package['scm_url'])
+        else:
+            run(package['build_cmd'], cwd=repo_dir, check=True, shell=True)
+
+    except CalledProcessError as e:
+        print(f"Failed to build package {repo_name}: {e}")
+    finally:
+        # Clean up repository directory
+        # shutil.rmtree(repo_dir, ignore_errors=True)
+        pass
+
+
+def cleanup_build_deps(repo_dir: Path) -> None:
+    """Clean up build dependency packages"""
+    try:
+        if repo_dir.exists():
+            for file in glob.glob(str(repo_dir / '*build-deps*.deb')):
+                os.remove(file)
+            print("Cleaned up build dependency packages")
+    except Exception as e:
+        print(f"Error cleaning up build dependencies: {e}")
+
+
+def copy_packages(repo_dir: Path) -> None:
+    """Copy generated .deb packages to the parent directory"""
+    try:
+        deb_files = glob.glob(str(repo_dir / '*.deb'))
+        for deb_file in deb_files:
+            shutil.copy(deb_file, repo_dir.parent)
+        print("Copied generated .deb packages")
+    except Exception as e:
+        print(f"Error copying packages: {e}")
+
+
+def merge_dicts(defaults, package):
+    return {**defaults, **package}
+
+
+def build_kernel(kernel_version):
+    """Build the Linux kernel"""
+    run(['gpg2', '--locate-keys', 'torvalds@kernel.org', 'gregkh@kernel.org'], check=True)
+    run(['curl', '-OL', f'https://www.kernel.org/pub/linux/kernel/v6.x/linux-{kernel_version}.tar.xz'], check=True)
+    run(['curl', '-OL', f'https://www.kernel.org/pub/linux/kernel/v6.x/linux-{kernel_version}.tar.sign'], check=True)
+    # Using pipes to handle decompression and verification
+    with subprocess.Popen(['xz', '-cd', f'linux-{kernel_version}.tar.xz'], stdout=subprocess.PIPE) as proc_xz:
+        run(['gpg2', '--verify', f'linux-{kernel_version}.tar.sign', '-'], stdin=proc_xz.stdout, check=True)
+    run(['tar', 'xf', f'linux-{kernel_version}.tar.xz'], check=True)
+    os.symlink(f'linux-{kernel_version}', 'linux')
+    run(['./build-kernel.sh'], check=True)
+
+
+def build_linux_firmware(commit_id, scm_url):
+    """Build Linux firmware"""
+    repo_dir = Path('linux-firmware')
+    clone_or_update_repo(repo_dir, scm_url, commit_id)
+    run(['./build-linux-firmware.sh'], check=True)
+
+
+def build_accel_ppp(commit_id, scm_url):
+    """Build accel-ppp"""
+    repo_dir = Path('accel-ppp')
+    clone_or_update_repo(repo_dir, scm_url, commit_id)
+    run(['./build-accel-ppp.sh'], check=True)
+
+
+def build_intel_qat():
+    """Build Intel QAT"""
+    run(['./build-intel-qat.sh'], check=True)
+
+
+def build_intel_ixgbe():
+    """Build Intel IXGBE"""
+    run(['./build-intel-ixgbe.sh'], check=True)
+
+
+def build_intel_ixgbevf():
+    """Build Intel IXGBEVF"""
+    run(['./build-intel-ixgbevf.sh'], check=True)
+
+
+def build_jool():
+    """Build Jool"""
+    run(['echo y | ./build-jool.py'], check=True, shell=True)
+
+
+def build_openvpn_dco(commit_id, scm_url):
+    """Build OpenVPN DCO"""
+    repo_dir = Path('ovpn-dco')
+    clone_or_update_repo(repo_dir, scm_url, commit_id)
+    run(['./build-openvpn-dco.sh'], check=True)
+
+
+def build_nat_rtsp(commit_id, scm_url):
+    """Build RTSP netfilter helper"""
+    repo_dir = Path('nat-rtsp')
+    clone_or_update_repo(repo_dir, scm_url, commit_id)
+    run(['./build-nat-rtsp.sh'], check=True)
+
+
+if __name__ == '__main__':
+    # Prepare argument parser
+    arg_parser = ArgumentParser()
+    arg_parser.add_argument('--config', default='package.toml', help='Path to the package configuration file')
+    arg_parser.add_argument('--packages', nargs='+', help='Names of packages to build (default: all)', default=[])
+    args = arg_parser.parse_args()
+
+    # Load package configuration
+    with open(args.config, 'r') as file:
+        config = toml.load(file)
+
+    # Extract defaults and packages
+    with open(defaults_path, 'r') as file:
+        defaults = toml.load(file)
+
+    packages = config['packages']
+
+    # Filter packages if specific packages are specified in the arguments
+    if args.packages:
+        packages = [pkg for pkg in packages if pkg['name'] in args.packages]
+
+    # Merge defaults into each package
+    packages = [merge_dicts(defaults, pkg) for pkg in packages]
+
+    for package in packages:
+        dependencies = package.get('dependencies', {}).get('packages', [])
+
+        # Build the package
+        build_package(package, dependencies)
+
+        # Clean up build dependency packages after build
+        cleanup_build_deps(Path(package['name']))
+
+        # Copy generated .deb packages to parent directory
+        copy_packages(Path(package['name']))