DEVenv/Installer/win_portable-msvc.py

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2022-05-04 13:33:40 +00:00
#!/usr/bin/env python3
import io
import os
import sys
import json
import shutil
import hashlib
import zipfile
import tempfile
import argparse
import subprocess
import urllib.request
from pathlib import Path
OUTPUT = Path("msvc") # output folder
# other architectures may work or may not - not really tested
HOST = "x64" # or x86
TARGET = "x64" # or x86, arm, arm64
MANIFEST_URL = "https://aka.ms/vs/17/release/channel"
def download(url):
with urllib.request.urlopen(url) as res:
return res.read()
def download_progress(url, check, name, f):
data = io.BytesIO()
with urllib.request.urlopen(url) as res:
total = int(res.headers["Content-Length"])
size = 0
while True:
block = res.read(1<<20)
if not block:
break
f.write(block)
data.write(block)
size += len(block)
perc = size * 100 // total
print(f"\r{name} ... {perc}%", end="")
print()
data = data.getvalue()
digest = hashlib.sha256(data).hexdigest()
if check.lower() != digest:
exit(f"Hash mismatch for f{pkg}")
return data
# super crappy msi format parser just to find required .cab files
def get_msi_cabs(msi):
index = 0
while True:
index = msi.find(b".cab", index+4)
if index < 0:
return
yield msi[index-32:index+4].decode("ascii")
def first(items, cond):
return next(item for item in items if cond(item))
### parse command-line arguments
ap = argparse.ArgumentParser()
ap.add_argument("--show-versions", const=True, action="store_const", help="Show available MSVC and Windows SDK versions")
ap.add_argument("--accept-license", const=True, action="store_const", help="Automatically accept license")
ap.add_argument("--msvc-version", help="Get specific MSVC version")
ap.add_argument("--sdk-version", help="Get specific Windows SDK version")
args = ap.parse_args()
### get main manifest
manifest = json.loads(download(MANIFEST_URL))
### download VS manifest
vs = first(manifest["channelItems"], lambda x: x["id"] == "Microsoft.VisualStudio.Manifests.VisualStudio")
payload = vs["payloads"][0]["url"]
vsmanifest = json.loads(download(payload))
### find MSVC & WinSDK versions
packages = {}
for p in vsmanifest["packages"]:
packages.setdefault(p["id"].lower(), []).append(p)
msvc = {}
sdk = {}
for pid,p in packages.items():
if pid.startswith("Microsoft.VisualStudio.Component.VC.".lower()) and pid.endswith(".x86.x64".lower()):
pver = ".".join(pid.split(".")[4:6])
if pver[0].isnumeric():
msvc[pver] = pid
elif pid.startswith("Microsoft.VisualStudio.Component.Windows10SDK.".lower()) or \
pid.startswith("Microsoft.VisualStudio.Component.Windows11SDK.".lower()):
pver = pid.split(".")[-1]
if pver.isnumeric():
sdk[pver] = pid
if args.show_versions:
print("MSVC versions:", " ".join(sorted(msvc.keys())))
print("Windows SDK versions:", " ".join(sorted(sdk.keys())))
exit(0)
msvc_ver = args.msvc_version or max(sorted(msvc.keys()))
sdk_ver = args.sdk_version or max(sorted(sdk.keys()))
if msvc_ver in msvc:
msvc_pid = msvc[msvc_ver]
msvc_ver = ".".join(msvc_pid.split(".")[4:-2])
else:
exit(f"Unknown MSVC version: f{args.msvc_version}")
if sdk_ver in sdk:
sdk_pid = sdk[sdk_ver]
else:
exit(f"Unknown Windows SDK version: f{args.sdk_version}")
print(f"Downloading MSVC v{msvc_ver} and Windows SDK v{sdk_ver}")
### agree to license
tools = first(manifest["channelItems"], lambda x: x["id"] == "Microsoft.VisualStudio.Product.BuildTools")
resource = first(tools["localizedResources"], lambda x: x["language"] == "en-us")
license = resource["license"]
if not args.accept_license:
accept = input(f"Do you accept Visual Studio license at {license} [Y/N] ? ")
if not accept or accept[0].lower() != "y":
exit(0)
OUTPUT.mkdir(exist_ok=True)
total_download = 0
### download MSVC
msvc_packages = [
# MSVC binaries
f"microsoft.vc.{msvc_ver}.tools.host{HOST}.target{TARGET}.base",
f"microsoft.vc.{msvc_ver}.tools.host{HOST}.target{TARGET}.res.base",
# MSVC headers
f"microsoft.vc.{msvc_ver}.crt.headers.base",
# MSVC libs
f"microsoft.vc.{msvc_ver}.crt.{TARGET}.desktop.base",
f"microsoft.vc.{msvc_ver}.crt.{TARGET}.store.base",
# MSVC runtime source
f"microsoft.vc.{msvc_ver}.crt.source.base",
# ASAN
f"microsoft.vc.{msvc_ver}.asan.headers.base",
f"microsoft.vc.{msvc_ver}.asan.{TARGET}.base",
# MSVC redist
#f"microsoft.vc.{msvc_ver}.crt.redist.x64.base",
]
for pkg in msvc_packages:
p = first(packages[pkg], lambda p: p.get("language") in (None, "en-US"))
for payload in p["payloads"]:
with tempfile.TemporaryFile() as f:
data = download_progress(payload["url"], payload["sha256"], pkg, f)
total_download += len(data)
with zipfile.ZipFile(f) as z:
for name in z.namelist():
if name.startswith("Contents/"):
out = OUTPUT / Path(name).relative_to("Contents")
out.parent.mkdir(parents=True, exist_ok=True)
out.write_bytes(z.read(name))
### download Windows SDK
sdk_packages = [
# Windows SDK tools (like rc.exe & mt.exe)
f"Windows SDK for Windows Store Apps Tools-x86_en-us.msi",
# Windows SDK headers
f"Windows SDK for Windows Store Apps Headers-x86_en-us.msi",
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f"Windows SDK Desktop Headers {TARGET}-x86_en-us.msi",
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# Windows SDK libs
f"Windows SDK for Windows Store Apps Libs-x86_en-us.msi",
f"Windows SDK Desktop Libs {TARGET}-x86_en-us.msi",
# CRT headers & libs
f"Universal CRT Headers Libraries and Sources-x86_en-us.msi",
# CRT redist
#"Universal CRT Redistributable-x86_en-us.msi",
]
with tempfile.TemporaryDirectory() as d:
dst = Path(d)
sdk_pkg = packages[sdk_pid][0]
sdk_pkg = packages[first(sdk_pkg["dependencies"], lambda x: True).lower()][0]
msi = []
cabs = []
# download msi files
for pkg in sdk_packages:
payload = first(sdk_pkg["payloads"], lambda p: p["fileName"] == f"Installers\\{pkg}")
msi.append(dst / pkg)
with open(dst / pkg, "wb") as f:
data = download_progress(payload["url"], payload["sha256"], pkg, f)
total_download += len(data)
cabs += list(get_msi_cabs(data))
# download .cab files
for pkg in cabs:
payload = first(sdk_pkg["payloads"], lambda p: p["fileName"] == f"Installers\\{pkg}")
with open(dst / pkg, "wb") as f:
download_progress(payload["url"], payload["sha256"], pkg, f)
print("Unpacking msi files...")
# run msi installers
for m in msi:
subprocess.check_call(["msiexec.exe", "/a", m, "/quiet", "/qn", f"TARGETDIR={OUTPUT.resolve()}"])
### versions
msvcv = list((OUTPUT / "VC/Tools/MSVC").glob("*"))[0].name
sdkv = list((OUTPUT / "Windows Kits/10/bin").glob("*"))[0].name
# place debug CRT runtime into MSVC folder (not what real Visual Studio installer does... but is reasonable)
dst = str(OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{HOST}/{TARGET}")
pkg = "microsoft.visualcpp.runtimedebug.14"
dbg = packages[pkg][0]
payload = first(dbg["payloads"], lambda p: p["fileName"] == "cab1.cab")
try:
with tempfile.TemporaryFile(suffix=".cab", delete=False) as f:
data = download_progress(payload["url"], payload["sha256"], pkg, f)
total_download += len(data)
subprocess.check_call(["expand.exe", f.name, "-F:*", dst], stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
finally:
os.unlink(f.name)
### cleanup
shutil.rmtree(OUTPUT / "Common7", ignore_errors=True)
for f in ["Auxiliary", f"lib/{TARGET}/store", f"lib/{TARGET}/uwp"]:
shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / f)
for f in OUTPUT.glob("*.msi"):
f.unlink()
for f in ["Catalogs", "DesignTime", f"bin/{sdkv}/chpe", f"Lib/{sdkv}/ucrt_enclave"]:
shutil.rmtree(OUTPUT / "Windows Kits/10" / f, ignore_errors=True)
for arch in ["x86", "x64", "arm", "arm64"]:
if arch != TARGET:
shutil.rmtree(OUTPUT / "VC/Tools/MSVC" / msvcv / f"bin/Host{arch}", ignore_errors=True)
shutil.rmtree(OUTPUT / "Windows Kits/10/bin" / sdkv / arch)
shutil.rmtree(OUTPUT / "Windows Kits/10/Lib" / sdkv / "ucrt" / arch)
shutil.rmtree(OUTPUT / "Windows Kits/10/Lib" / sdkv / "um" / arch)
### setup.bat
SETUP = f"""@echo off
set ROOT=%~dp0
set MSVC_VERSION={msvcv}
set MSVC_HOST=Host{HOST}
set MSVC_ARCH={TARGET}
set SDK_VERSION={sdkv}
set SDK_ARCH={TARGET}
set MSVC_ROOT=%ROOT%VC\\Tools\\MSVC\\%MSVC_VERSION%
set SDK_INCLUDE=%ROOT%Windows Kits\\10\\Include\\%SDK_VERSION%
set SDK_LIBS=%ROOT%Windows Kits\\10\\Lib\\%SDK_VERSION%
set VCToolsInstallDir=%MSVC_ROOT%\\
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set PATH=%MSVC_ROOT%\\bin\\%MSVC_HOST%\\%MSVC_ARCH%;%ROOT%Windows Kits\\10\\bin\\%SDK_VERSION%\\%SDK_ARCH%;%ROOT%Windows Kits\\10\\bin\\%SDK_VERSION%\\%SDK_ARCH%\\ucrt;%PATH%
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set INCLUDE=%MSVC_ROOT%\\include;%SDK_INCLUDE%\\ucrt;%SDK_INCLUDE%\\shared;%SDK_INCLUDE%\\um;%SDK_INCLUDE%\\winrt;%SDK_INCLUDE%\\cppwinrt
set LIB=%MSVC_ROOT%\\lib\\%MSVC_ARCH%;%SDK_LIBS%\\ucrt\\%SDK_ARCH%;%SDK_LIBS%\\um\\%SDK_ARCH%
"""
with open(OUTPUT / "setup.bat", "w") as f:
print(SETUP, file=f)
print(f"Total downloaded: {total_download>>20} MB")
print("Done!")