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GenCEFCodecFix.py
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GenCEFCodecFix.py
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#!/usr/bin/env python3
# GenCEFCodecFix: A manifest generation tool for GModCEFCodecFix
#
# NOTE: 64-bit required due to Memory requirements!
#
# EXAMPLE: python GenCEFCodecFix.py "D:\GModCEFCodecFixDev\Internal" "D:\GModCEFCodecFixDev\External"
#
# Copyright 2020-2024, Solstice Game Studios (www.solsticegamestudios.com)
# LICENSE: GNU General Public License v3.0
from time import process_time
import sys
import os
import http.client
import bsdiff4
from hashlib import sha256
import json
timeStart = process_time()
originalPathRoot = os.path.join(sys.argv[-2], "release_original")
fixedPathRoot = os.path.join(sys.argv[-2], "release_fixed")
patchTargetPathRoot = sys.argv[-1]
manifestDest = os.path.join(patchTargetPathRoot, "manifest.json")
httpServerPathRoot = "https://media.githubusercontent.com/media/solsticegamestudios/GModCEFCodecFix/master"
locales = ["af", "am", "ar", "bg", "bn", "ca", "cs", "da", "de", "el", "en-GB", "en_GB", "en-US", "en_US", "es", "es-419", "es_419", "et", "fa", "fi", "fil", "fr", "gu", "he", "hi", "hr", "hu", "id", "it", "ja", "kn", "ko", "lt", "lv", "ml", "mr", "ms", "nb", "nl", "pl", "pt-BR", "pt_BR", "pt-PT", "pt_PT", "ro", "ru", "sk", "sl", "sr", "sv", "sw", "ta", "te", "th", "tr", "uk", "ur", "vi", "zh-CN", "zh_CN", "zh-TW", "zh_TW"]
filesToDiff = {
"win32": {
#"chromium": [],
"x86-64": [
"bin/chrome_elf.dll",
"bin/d3dcompiler_47.dll",
"bin/gmod.exe",
"bin/html_chromium.dll",
"bin/icudtl.dat",
"bin/libcef.dll",
"bin/libEGL.dll",
"bin/libGLESv2.dll",
"bin/snapshot_blob.bin",
"bin/v8_context_snapshot.bin",
"bin/vk_swiftshader.dll",
"bin/vk_swiftshader_icd.json",
"bin/vulkan-1.dll",
"bin/chromium/cef.pak",
"bin/chromium/cef_100_percent.pak",
"bin/chromium/cef_200_percent.pak",
"bin/chromium/cef_extensions.pak",
"bin/chromium/chrome_100_percent.pak",
"bin/chromium/chrome_200_percent.pak",
"bin/chromium/devtools_resources.pak",
"bin/chromium/resources.pak",
"bin/win64/chrome_elf.dll",
"bin/win64/d3dcompiler_47.dll",
"bin/win64/dxcompiler.dll",
"bin/win64/dxil.dll",
"bin/win64/gmod.exe",
"bin/win64/html_chromium.dll",
"bin/win64/icudtl.dat",
"bin/win64/libcef.dll",
"bin/win64/libEGL.dll",
"bin/win64/libGLESv2.dll",
"bin/win64/snapshot_blob.bin",
"bin/win64/v8_context_snapshot.bin",
"bin/win64/vk_swiftshader.dll",
"bin/win64/vk_swiftshader_icd.json",
"bin/win64/vulkan-1.dll",
"garrysmod/lua/menu/mainmenu.lua"
]
},
"darwin": {
"x86-64": [
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Chromium Embedded Framework",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/libEGL.dylib",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/libGLESv2.dylib",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/libswiftshader_libEGL.dylib",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/libswiftshader_libGLESv2.dylib",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/libvk_swiftshader.dylib",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Libraries/vk_swiftshader_icd.json",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/cef.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/cef_100_percent.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/cef_200_percent.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/chrome_100_percent.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/chrome_200_percent.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/cef_extensions.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/devtools_resources.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/gpu_shader_cache.bin",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/icudtl.dat",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/Info.plist",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/resources.pak",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/snapshot_blob.bin",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/v8_context_snapshot.bin",
"GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/v8_context_snapshot.x86_64.bin",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Alerts).app/Contents/_CodeSignature/CodeResources",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Alerts).app/Contents/Info.plist",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Alerts).app/Contents/PkgInfo",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Alerts).app/Contents/MacOS/gmod Helper (Alerts)",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (GPU).app/Contents/_CodeSignature/CodeResources",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (GPU).app/Contents/Info.plist",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (GPU).app/Contents/PkgInfo",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (GPU).app/Contents/MacOS/gmod Helper (GPU)",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Plugin).app/Contents/_CodeSignature/CodeResources",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Plugin).app/Contents/Info.plist",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Plugin).app/Contents/PkgInfo",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Plugin).app/Contents/MacOS/gmod Helper (Plugin)",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Renderer).app/Contents/_CodeSignature/CodeResources",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Renderer).app/Contents/Info.plist",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Renderer).app/Contents/PkgInfo",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper (Renderer).app/Contents/MacOS/gmod Helper (Renderer)",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper.app/Contents/_CodeSignature/CodeResources",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper.app/Contents/Info.plist",
#"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper.app/Contents/PkgInfo",
"GarrysMod_Signed.app/Contents/Frameworks/gmod Helper.app/Contents/MacOS/gmod Helper",
#"GarrysMod_Signed.app/Contents/MacOS/gmod",
"GarrysMod_Signed.app/Contents/MacOS/html_chromium.dylib",
"garrysmod/html/js/menu/control.Menu.js",
"garrysmod/lua/menu/mainmenu.lua"
]
},
"linux": {
"x86-64": [
"bin/linux32/chromium/cef.pak",
"bin/linux32/chromium/cef_100_percent.pak",
"bin/linux32/chromium/cef_200_percent.pak",
"bin/linux32/chromium/cef_extensions.pak",
"bin/linux32/chromium/chrome_100_percent.pak",
"bin/linux32/chromium/chrome_200_percent.pak",
"bin/linux32/chromium/devtools_resources.pak",
"bin/linux32/chromium/resources.pak",
"bin/linux64/chrome-sandbox",
"bin/linux64/chromium_process",
#"bin/linux64/gmod",
"bin/linux64/html_chromium_client.so",
"bin/linux64/icudtl.dat",
"bin/linux64/libcef.so",
"bin/linux64/libEGL.so",
"bin/linux64/libGLESv2.so",
"bin/linux64/libvk_swiftshader.so",
"bin/linux64/libvulkan.so.1",
"bin/linux64/snapshot_blob.bin",
"bin/linux64/v8_context_snapshot.bin",
"bin/linux64/vk_swiftshader_icd.json",
"garrysmod/lua/menu/mainmenu.lua"
]
}
}
for locale in locales:
filesToDiff["win32"]["x86-64"].append("bin/chromium/locales/" + locale + ".pak")
filesToDiff["linux"]["x86-64"].append("bin/linux32/chromium/locales/" + locale + ".pak")
filesToDiff["darwin"]["x86-64"].append("GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/" + locale.replace("-", "_") + ".lproj/locale.pak")
# macOS has gotta be special
filesToDiff["darwin"]["x86-64"].append("GarrysMod_Signed.app/Contents/Frameworks/Chromium Embedded Framework.framework/Resources/en.lproj/locale.pak")
print("\nArguments: " + str(sys.argv) + "\n")
print("Original Path: " + originalPathRoot)
print("Patch Path: " + patchTargetPathRoot + "\n")
def getFileSHA256(filePath):
fileSHA256 = sha256()
try:
with open(filePath, "rb") as file:
while True:
fileData = file.read(10485760) # Read about 10MB at a time
if not fileData:
break
fileSHA256.update(fileData)
except FileNotFoundError:
pass
return fileSHA256.hexdigest().upper()
print("Generating BSDIFF patches...")
manifest = {}
fileHashes = {}
filesToSkip = {}
for platform in filesToDiff:
manifest[platform] = platform in manifest and manifest[platform] or {}
fileHashes[platform] = platform in fileHashes and fileHashes[platform] or {}
filesToSkip[platform] = platform in filesToSkip and filesToSkip[platform] or {}
for branch in filesToDiff[platform]:
manifest[platform][branch] = branch in manifest[platform] and manifest[platform][branch] or {}
fileHashes[platform][branch] = branch in fileHashes[platform] and fileHashes[platform][branch] or {}
filesToSkip[platform][branch] = branch in filesToSkip[platform] and filesToSkip[platform][branch] or []
for file in filesToDiff[platform][branch]:
print("\t" + os.path.join(platform, branch, file))
fileHashes[platform][branch][file] = {}
originalFilePath = os.path.join(originalPathRoot, platform, branch, file)
fixedFilePath = os.path.join(fixedPathRoot, platform, "x86-64" if branch == "x86-64-temp" else branch, file) # x86-64-temp is the same as x86-64, but with different original files
patchFilePath = os.path.join(patchTargetPathRoot, platform, branch, file + ".bsdiff")
originalHash = getFileSHA256(originalFilePath)
fixedHash = getFileSHA256(fixedFilePath)
fileHashes[platform][branch][file]["original"] = originalHash
fileHashes[platform][branch][file]["fixed"] = fixedHash
if originalHash != fixedHash:
fileTimeStart = process_time()
os.makedirs(os.path.dirname(patchFilePath), exist_ok=True)
if not os.path.isfile(originalFilePath):
print("\t\tOriginal doesn't exist, setting to NULL")
originalFilePath = "NUL" if sys.platform == "win32" else "/dev/null"
elif not os.path.isfile(fixedFilePath):
print("\t\tFixed doesn't exist, setting to NULL")
fixedFilePath = "NUL" if sys.platform == "win32" else "/dev/null"
# TODO: Multithreading
bsdiff4.file_diff(originalFilePath, fixedFilePath, patchFilePath)
print("\t\tTook " + str(process_time() - fileTimeStart) + " second(s)")
else:
print("\t\tSkipped: Original matches Fixed hash" + (" (Files Not Found!)" if originalHash == "E3B0C44298FC1C149AFBF4C8996FB92427AE41E4649B934CA495991B7852B855" else ""))
filesToSkip[platform][branch].append(file)
print("\nGenerating New Manifest...")
manifestTimeStart = process_time()
for platform in filesToDiff:
for branch in filesToDiff[platform]:
for file in [file for file in filesToDiff[platform][branch] if file not in filesToSkip[platform][branch]]:
originalHash = fileHashes[platform][branch][file]["original"]
fixedHash = fileHashes[platform][branch][file]["fixed"]
manifest[platform][branch][file] = {
"original": originalHash,
"patch": getFileSHA256(os.path.join(patchTargetPathRoot, platform, branch, file + ".bsdiff")),
"patch-url": httpServerPathRoot + "/" + platform + "/" + branch + "/" + file.replace("\\", "/").replace(" ", "%20") + ".bsdiff",
"fixed": fixedHash
}
with open(manifestDest, "w+") as manifestFile:
json.dump(manifest, manifestFile, indent=4)
print("\tTook " + str(process_time() - manifestTimeStart) + " second(s)")
print("\nCEFCodecFix Generation Complete, took " + str(process_time() - timeStart) + " second(s). NOTE: Remember to update GitHub with all of this!")