From fc13fb2ba5993d06d9d6ae5e80bc337aebbdc119 Mon Sep 17 00:00:00 2001
From: aqua <aqua@iserlohn-fortress.net>
Date: Sun, 8 Oct 2023 19:50:00 +0300
Subject: Use meson build system

---
 tools/make_iso.py | 58 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100755 tools/make_iso.py

(limited to 'tools')

diff --git a/tools/make_iso.py b/tools/make_iso.py
new file mode 100755
index 0000000..7cb4506
--- /dev/null
+++ b/tools/make_iso.py
@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+
+from subprocess import run
+import argparse
+import os
+import shutil
+import hashlib
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(
+            formatter_class=argparse.ArgumentDefaultsHelpFormatter)
+    parser.add_argument('-k', '--kernel', required=True, help='path to kernel binary')
+    parser.add_argument('-c', '--config', required=True, help='path to bootloader config')
+    parser.add_argument('-o', '--output', required=True, help='path for output image')
+
+    parser.add_argument('--prefix-dir', default='isodir', help='prefix dir')
+    parser.add_argument('--boot-dir', default='boot/grub', help='bootloader dir')
+    parser.add_argument('--kernel-dir', default='boot/glitch', help='kernel dir')
+
+    # grub tools
+    parser.add_argument('--grub-file', default='grub-file',
+                        help='grub-file executable')
+    parser.add_argument('--grub-script-check', default='grub-script-check',
+                        help='grub-script-check executable')
+    parser.add_argument('--grub-mkrescue', default='grub-mkrescue',
+                        help='grub-mkrescue executable')
+    # other tools
+    parser.add_argument('--strip', default='i686-elf-strip',
+                        help='strip executable')
+
+    args = parser.parse_args()
+    args.boot_dir = f'{args.prefix_dir}/{args.boot_dir}'
+    args.kernel_dir = f'{args.prefix_dir}/{args.kernel_dir}'
+
+    # check inputs
+    run([ args.grub_file, '--is-x86-multiboot2', args.kernel ], check=True)
+    run([ args.grub_script_check, args.config ], check=True)
+
+    # create directory structure and copy files
+    os.makedirs(args.boot_dir, exist_ok=True)
+    os.makedirs(args.kernel_dir, exist_ok=True)
+    shutil.copyfile(args.config, f'{args.boot_dir}/grub.cfg')
+    shutil.copyfile(args.kernel, f'{args.kernel_dir}/glitch.elf')
+
+    # strip and hash binary
+    run([ args.strip, f'{args.kernel_dir}/glitch.elf' ], check=True)
+    with open(f'{args.kernel_dir}/checksums', 'w') as checksums:
+        with open(f'{args.kernel_dir}/glitch.elf', 'rb') as f:
+            digest = hashlib.file_digest(f, 'sha512').hexdigest()
+            path = f'{args.kernel_dir}/{args.kernel}'.removeprefix(args.prefix_dir)
+            print(f'{digest}  {path}', file=checksums)
+
+    # create iso image
+    run([ args.grub_mkrescue, '-o', args.output, args.prefix_dir ], check=True)
+
+    # cleanup
+    #shutil.rmtree(args.prefix_dir)
+
-- 
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