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# Copyright 2023 The Servo Project Developers. See the COPYRIGHT
# file at the top-level directory of this distribution.
#
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
# option. This file may not be copied, modified, or distributed
# except according to those terms.
import os
import subprocess
import tempfile
from typing import Optional
import urllib
import zipfile
from .. import util
from .base import Base
DEPS_URL = "https://github.com/servo/servo-build-deps/releases/download/msvc-deps"
DEPENDENCIES = {
"moztools": "4.0",
}
GSTREAMER_URL = f"{DEPS_URL}/gstreamer-1.0-msvc-x86_64-1.22.8.msi"
GSTREAMER_DEVEL_URL = f"{DEPS_URL}/gstreamer-1.0-devel-msvc-x86_64-1.22.8.msi"
DEPENDENCIES_DIR = os.path.join(util.get_target_dir(), "dependencies")
def get_dependency_dir(package):
"""Get the directory that a given Windows dependency should extract to."""
return os.path.join(DEPENDENCIES_DIR, package, DEPENDENCIES[package])
class Windows(Base):
def __init__(self, triple: str):
super().__init__(triple)
self.is_windows = True
def executable_suffix(self):
return ".exe"
@classmethod
def download_and_extract_dependency(cls, zip_path: str, full_spec: str):
if not os.path.isfile(zip_path):
zip_url = f"{DEPS_URL}/{urllib.parse.quote(full_spec)}.zip"
util.download_file(full_spec, zip_url, zip_path)
zip_dir = os.path.dirname(zip_path)
print(f"Extracting {full_spec} to {zip_dir}...", end="")
try:
util.extract(zip_path, zip_dir)
except zipfile.BadZipfile:
print(f"\nError: {full_spec}.zip is not a valid zip file, redownload...")
os.remove(zip_path)
cls.download_and_extract_dependency(zip_path, full_spec)
else:
print("done")
def _platform_bootstrap(self, force: bool = False) -> bool:
installed_something = self.passive_bootstrap()
try:
choco_config = os.path.join(util.SERVO_ROOT, "support", "windows", "chocolatey.config")
# This is the format that PowerShell wants arguments passed to it.
cmd_exe_args = f"'/K','choco','install','-y', '\"{choco_config}\"'"
if force:
cmd_exe_args += ",'-f'"
print(cmd_exe_args)
subprocess.check_output([
"powershell", "Start-Process", "-Wait", "-verb", "runAs",
"cmd.exe", "-ArgumentList", f"@({cmd_exe_args})"
]).decode("utf-8")
except subprocess.CalledProcessError as e:
print("Could not run chocolatey. Follow manual build setup instructions.")
raise e
installed_something |= self._platform_bootstrap_gstreamer(force)
return installed_something
def passive_bootstrap(self) -> bool:
"""A bootstrap method that is called without explicitly invoking `./mach bootstrap`
but that is executed in the process of other `./mach` commands. This should be
as fast as possible."""
to_install = [package for package in DEPENDENCIES if
not os.path.isdir(get_dependency_dir(package))]
if not to_install:
return False
print("Installing missing MSVC dependencies...")
for package in to_install:
full_spec = "{}-{}".format(package, DEPENDENCIES[package])
package_dir = get_dependency_dir(package)
parent_dir = os.path.dirname(package_dir)
if not os.path.isdir(parent_dir):
os.makedirs(parent_dir)
self.download_and_extract_dependency(package_dir + ".zip", full_spec)
os.rename(os.path.join(parent_dir, full_spec), package_dir)
return True
def gstreamer_root(self, cross_compilation_target: Optional[str]) -> Optional[str]:
build_target_triple = cross_compilation_target or self.triple
gst_arch_names = {
"x86_64": "X86_64",
"x86": "X86",
"aarch64": "ARM64",
}
gst_arch_name = gst_arch_names[build_target_triple.split("-")[0]]
# The bootstraped version of GStreamer always takes precedance of the installed vesion.
prepackaged_root = os.path.join(
DEPENDENCIES_DIR, "gstreamer", "1.0", f"msvc_{gst_arch_name}"
)
if os.path.exists(os.path.join(prepackaged_root, "bin", "ffi-7.dll")):
return prepackaged_root
# The installed version of GStreamer often sets an environment variable pointing to
# the install location.
root_from_env = os.environ.get(f"GSTREAMER_1_0_ROOT_MSVC_{gst_arch_name}")
if root_from_env and os.path.exists(os.path.join(root_from_env, "bin", "ffi-7.dll")):
return root_from_env
# If all else fails, look for an installation in the default install directory.
default_root = os.path.join("C:\\gstreamer\\1.0", f"msvc_{gst_arch_name}")
if os.path.exists(os.path.join(default_root, "bin", "ffi-7.dll")):
return default_root
return None
def is_gstreamer_installed(self, cross_compilation_target: Optional[str]) -> bool:
return self.gstreamer_root(cross_compilation_target) is not None
def _platform_bootstrap_gstreamer(self, force: bool) -> bool:
if not force and self.is_gstreamer_installed(cross_compilation_target=None):
return False
if "x86_64" not in self.triple:
print("Bootstrapping gstreamer not supported on "
"non-x86-64 Windows. Please install manually")
return False
with tempfile.TemporaryDirectory() as temp_dir:
libs_msi = os.path.join(temp_dir, GSTREAMER_URL.rsplit("/", maxsplit=1)[-1])
devel_msi = os.path.join(
temp_dir, GSTREAMER_DEVEL_URL.rsplit("/", maxsplit=1)[-1]
)
util.download_file("GStreamer libraries", GSTREAMER_URL, libs_msi)
util.download_file(
"GStreamer development support", GSTREAMER_DEVEL_URL, devel_msi
)
print(f"Installing GStreamer packages to {DEPENDENCIES_DIR}...")
os.makedirs(DEPENDENCIES_DIR, exist_ok=True)
for installer in [libs_msi, devel_msi]:
arguments = [
"/a",
f'"{installer}"'
f'TARGETDIR="{DEPENDENCIES_DIR}"', # Install destination
"/qn", # Quiet mode
]
quoted_arguments = ",".join((f"'{arg}'" for arg in arguments))
subprocess.check_call([
"powershell", "exit (Start-Process", "-PassThru", "-Wait", "-verb", "runAs",
"msiexec.exe", "-ArgumentList", f"@({quoted_arguments})", ").ExitCode"
])
assert self.is_gstreamer_installed(cross_compilation_target=None)
return True
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