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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function
from distutils.spawn import find_executable
from distutils.version import LooseVersion
import os
import distro
import subprocess
import six
import urllib
from os import path
from subprocess import PIPE
from zipfile import BadZipfile
import servo.packages as packages
from servo.util import extract, download_file, host_triple
from servo.gstreamer import macos_gst_root
def check_macos_gstreamer_lib():
try:
env = os.environ.copy()
gst_root = macos_gst_root()
env["PATH"] = path.join(gst_root, "bin")
env["PKG_CONFIG_PATH"] = path.join(gst_root, "lib", "pkgconfig")
has_gst = subprocess.call(["pkg-config", "--atleast-version=1.21", "gstreamer-1.0"],
stdout=PIPE, stderr=PIPE, env=env) == 0
gst_lib_dir = subprocess.check_output(["pkg-config", "--variable=libdir", "gstreamer-1.0"],
env=env)
return has_gst and gst_lib_dir.startswith(bytes(gst_root, 'utf-8'))
except FileNotFoundError:
return False
def check_gstreamer_lib():
return subprocess.call(["pkg-config", "--atleast-version=1.16", "gstreamer-1.0"],
stdout=PIPE, stderr=PIPE) == 0
def run_as_root(command, force=False):
if os.geteuid() != 0:
command.insert(0, 'sudo')
if force:
command.append('-y')
return subprocess.call(command)
def install_linux_deps(context, pkgs_ubuntu, pkgs_fedora, pkgs_void, force):
install = False
pkgs = []
if context.distro in ['Ubuntu', 'Debian GNU/Linux']:
command = ['apt-get', 'install']
pkgs = pkgs_ubuntu
if subprocess.call(['dpkg', '-s'] + pkgs, stdout=PIPE, stderr=PIPE) != 0:
install = True
elif context.distro in ['CentOS', 'CentOS Linux', 'Fedora', 'Fedora Linux']:
installed_pkgs = str(subprocess.check_output(['rpm', '-qa'])).replace('\n', '|')
pkgs = pkgs_fedora
for p in pkgs:
command = ['dnf', 'install']
if "|{}".format(p) not in installed_pkgs:
install = True
break
elif context.distro == 'void':
installed_pkgs = str(subprocess.check_output(['xbps-query', '-l']))
pkgs = pkgs_void
for p in pkgs:
command = ['xbps-install', '-A']
if "ii {}-".format(p) not in installed_pkgs:
install = force = True
break
if not install:
return False
print("Installing missing dependencies...")
if run_as_root(command + pkgs, force) != 0:
raise Exception("Installation of dependencies failed.")
return True
def gstreamer(context, force=False):
cur = os.curdir
gstdir = os.path.join(cur, "support", "linux", "gstreamer")
if not os.path.isdir(os.path.join(gstdir, "gst", "lib")):
subprocess.check_call(["bash", "gstreamer.sh"], cwd=gstdir)
return True
return False
def bootstrap_gstreamer(context, force=False):
if not gstreamer(context, force):
print("gstreamer is already set up")
return 0
def linux(context, force=False):
# Please keep these in sync with the packages in README.md
pkgs_apt = ['git', 'curl', 'autoconf', 'libx11-dev', 'libfreetype6-dev',
'libgl1-mesa-dri', 'libglib2.0-dev', 'xorg-dev', 'gperf', 'g++',
'build-essential', 'cmake', 'libssl-dev',
'liblzma-dev', 'libxmu6', 'libxmu-dev',
"libxcb-render0-dev", "libxcb-shape0-dev", "libxcb-xfixes0-dev",
'libgles2-mesa-dev', 'libegl1-mesa-dev', 'libdbus-1-dev',
'libharfbuzz-dev', 'ccache', 'clang', 'libunwind-dev',
'libgstreamer1.0-dev', 'libgstreamer-plugins-base1.0-dev',
'libgstreamer-plugins-bad1.0-dev', 'autoconf2.13',
'libunwind-dev', 'llvm-dev']
pkgs_dnf = ['libtool', 'gcc-c++', 'libXi-devel', 'freetype-devel',
'libunwind-devel', 'mesa-libGL-devel', 'mesa-libEGL-devel',
'glib2-devel', 'libX11-devel', 'libXrandr-devel', 'gperf',
'fontconfig-devel', 'cabextract', 'ttmkfdir', 'expat-devel',
'rpm-build', 'openssl-devel', 'cmake',
'libXcursor-devel', 'libXmu-devel',
'dbus-devel', 'ncurses-devel', 'harfbuzz-devel', 'ccache',
'clang', 'clang-libs', 'llvm', 'autoconf213', 'python3-devel',
'gstreamer1-devel', 'gstreamer1-plugins-base-devel',
'gstreamer1-plugins-bad-free-devel', 'libjpeg-turbo-devel',
'zlib', 'libjpeg']
pkgs_xbps = ['libtool', 'gcc', 'libXi-devel', 'freetype-devel',
'libunwind-devel', 'MesaLib-devel', 'glib-devel', 'pkg-config',
'libX11-devel', 'libXrandr-devel', 'gperf', 'bzip2-devel',
'fontconfig-devel', 'cabextract', 'expat-devel', 'cmake',
'cmake', 'libXcursor-devel', 'libXmu-devel', 'dbus-devel',
'ncurses-devel', 'harfbuzz-devel', 'ccache', 'glu-devel',
'clang', 'gstreamer1-devel', 'autoconf213',
'gst-plugins-base1-devel', 'gst-plugins-bad1-devel']
installed_something = install_linux_deps(context, pkgs_apt, pkgs_dnf,
pkgs_xbps, force)
if not check_gstreamer_lib():
installed_something |= gstreamer(context, force)
if not installed_something:
print("Dependencies were already installed!")
return 0
def windows_msvc(context, force=False):
'''Bootstrapper for MSVC building on Windows.'''
deps_dir = os.path.join(context.sharedir, "msvc-dependencies")
deps_url = "https://github.com/servo/servo-build-deps/releases/download/msvc-deps/"
def version(package):
return packages.WINDOWS_MSVC[package]
def package_dir(package):
return os.path.join(deps_dir, package, version(package))
def check_cmake(version):
cmake_path = find_executable("cmake")
if cmake_path:
cmake = subprocess.Popen([cmake_path, "--version"], stdout=PIPE)
cmake_version_output = six.ensure_str(cmake.stdout.read()).splitlines()[0]
cmake_version = cmake_version_output.replace("cmake version ", "")
if LooseVersion(cmake_version) >= LooseVersion(version):
return True
return False
def prepare_file(zip_path, full_spec):
if not os.path.isfile(zip_path):
zip_url = "{}{}.zip".format(deps_url, urllib.parse.quote(full_spec))
download_file(full_spec, zip_url, zip_path)
print("Extracting {}...".format(full_spec), end='')
try:
extract(zip_path, deps_dir)
except BadZipfile:
print("\nError: %s.zip is not a valid zip file, redownload..." % full_spec)
os.remove(zip_path)
prepare_file(zip_path, full_spec)
else:
print("done")
to_install = {}
for package in packages.WINDOWS_MSVC:
# Don't install CMake if it already exists in PATH
if package == "cmake" and check_cmake(version("cmake")):
continue
if not os.path.isdir(package_dir(package)):
to_install[package] = version(package)
if not to_install:
return 0
print("Installing missing MSVC dependencies...")
for package in to_install:
full_spec = '{}-{}'.format(package, version(package))
parent_dir = os.path.dirname(package_dir(package))
if not os.path.isdir(parent_dir):
os.makedirs(parent_dir)
zip_path = package_dir(package) + ".zip"
prepare_file(zip_path, full_spec)
extracted_path = os.path.join(deps_dir, full_spec)
os.rename(extracted_path, package_dir(package))
return 0
LINUX_SPECIFIC_BOOTSTRAPPERS = {
"gstreamer": bootstrap_gstreamer,
}
def get_linux_distribution():
distrib = six.ensure_str(distro.name())
version = six.ensure_str(distro.version())
if distrib in ['LinuxMint', 'Linux Mint', 'KDE neon']:
if '.' in version:
major, _ = version.split('.', 1)
else:
major = version
if major == '22':
base_version = '22.04'
elif major == '21':
base_version = '21.04'
elif major == '20':
base_version = '20.04'
elif major == '19':
base_version = '18.04'
elif major == '18':
base_version = '16.04'
else:
raise Exception('unsupported version of %s: %s' % (distrib, version))
distrib, version = 'Ubuntu', base_version
elif distrib == 'Pop!_OS':
if '.' in version:
major, _ = version.split('.', 1)
else:
major = version
if major == '22':
base_version = '22.04'
elif major == '21':
base_version = '21.04'
elif major == '20':
base_version = '20.04'
elif major == '19':
base_version = '18.04'
elif major == '18':
base_version = '16.04'
else:
raise Exception('unsupported version of %s: %s' % (distrib, version))
distrib, version = 'Ubuntu', base_version
elif distrib.lower() == 'elementary':
if version == '5.0':
base_version = '18.04'
elif version[0:3] == '0.4':
base_version = '16.04'
else:
raise Exception('unsupported version of %s: %s' % (distrib, version))
distrib, version = 'Ubuntu', base_version
elif distrib.lower() == 'ubuntu':
if version > '22.04':
print('WARNING: unsupported version of %s: %s' % (distrib, version))
# Fixme: we should allow checked/supported versions only
elif distrib.lower() not in [
'centos',
'centos linux',
'debian gnu/linux',
'fedora',
'fedora linux',
'void',
'nixos',
'arch',
'arch linux',
]:
raise Exception('mach bootstrap does not support %s, please file a bug' % distrib)
return distrib, version
def bootstrap(context, force=False, specific=None):
'''Dispatches to the right bootstrapping function for the OS.'''
bootstrapper = None
if "windows-msvc" in host_triple():
bootstrapper = windows_msvc
elif "linux-gnu" in host_triple():
distrib, version = get_linux_distribution()
if distrib.lower() == 'nixos':
print('NixOS does not need bootstrap, it will automatically enter a nix-shell')
print('Just run ./mach build')
print('')
print('You will need to run a nix-shell if you are trying to run any of the built binaries')
print('To enter the nix-shell manually use:')
print(' $ nix-shell etc/shell.nix')
return
context.distro = distrib
context.distro_version = version
bootstrapper = LINUX_SPECIFIC_BOOTSTRAPPERS.get(specific, linux)
if bootstrapper is None:
print('Bootstrap support is not yet available for your OS.')
return 1
return bootstrapper(context, force=force)
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