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ef062b981e
nodejs/tools/install.py
Daryl Haresign 7f2c810814
src,tools: initialize cppgc 
This patch:

- Initializes cppgc in InitializeOncePerProcess() when
  kNoInitializeCppgc is not set
- Create a CppHeap and attach it to the Isolate when
  there isn't one already during IsolateData initialization.
  The CppHeap is detached and terminated when IsolateData
  is freed.
- Publishes the cppgc headers in the tarball.

This allows C++ addons to start using cppgc to manage objects.

A helper node::SetCppgcReference() is also added to help addons
enable cppgc tracing in a user-defined object.

Co-authored-by: Joyee Cheung <joyeec9h3@gmail.com>
Refs: https://github.com/nodejs/node/issues/40786
PR-URL: https://github.com/nodejs/node/pull/45704
Refs: https://docs.google.com/document/d/1ny2Qz_EsUnXGKJRGxoA-FXIE2xpLgaMAN6jD7eAkqFQ/edit
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
2023-08-11 00:43:51 +00:00

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#!/usr/bin/env python
from __future__ import print_function
import ast
import errno
import os
import shutil
import sys
import re
# set at init time
node_prefix = '/usr/local' # PREFIX variable from Makefile
install_path = '' # base target directory (DESTDIR + PREFIX from Makefile)
target_defaults = None
variables = None
def abspath(*args):
path = os.path.join(*args)
return os.path.abspath(path)
def load_config():
with open('config.gypi') as f:
return ast.literal_eval(f.read())
def try_unlink(path):
try:
os.unlink(path)
except OSError as e:
if e.errno != errno.ENOENT: raise
def try_symlink(source_path, link_path):
print('symlinking %s -> %s' % (source_path, link_path))
try_unlink(link_path)
try_mkdir_r(os.path.dirname(link_path))
os.symlink(source_path, link_path)
def try_mkdir_r(path):
try:
os.makedirs(path)
except OSError as e:
if e.errno != errno.EEXIST: raise
def try_rmdir_r(path):
path = abspath(path)
while path.startswith(install_path):
try:
os.rmdir(path)
except OSError as e:
if e.errno == errno.ENOTEMPTY: return
if e.errno == errno.ENOENT: return
raise
path = abspath(path, '..')
def mkpaths(path, dst):
if dst.endswith('/'):
target_path = abspath(install_path, dst, os.path.basename(path))
else:
target_path = abspath(install_path, dst)
return path, target_path
def try_copy(path, dst):
source_path, target_path = mkpaths(path, dst)
print('installing %s' % target_path)
try_mkdir_r(os.path.dirname(target_path))
try_unlink(target_path) # prevent ETXTBSY errors
return shutil.copy2(source_path, target_path)
def try_remove(path, dst):
source_path, target_path = mkpaths(path, dst)
print('removing %s' % target_path)
try_unlink(target_path)
try_rmdir_r(os.path.dirname(target_path))
def install(paths, dst):
for path in paths:
try_copy(path, dst)
def uninstall(paths, dst):
for path in paths:
try_remove(path, dst)
def package_files(action, name, bins):
target_path = 'lib/node_modules/' + name + '/'
# don't install npm if the target path is a symlink, it probably means
# that a dev version of npm is installed there
if os.path.islink(abspath(install_path, target_path)): return
# npm has a *lot* of files and it'd be a pain to maintain a fixed list here
# so we walk its source directory instead...
root = 'deps/' + name
for dirname, subdirs, basenames in os.walk(root, topdown=True):
subdirs[:] = [subdir for subdir in subdirs if subdir != 'test']
paths = [os.path.join(dirname, basename) for basename in basenames]
action(paths, target_path + dirname[len(root) + 1:] + '/')
# create/remove symlinks
for bin_name, bin_target in bins.items():
link_path = abspath(install_path, 'bin/' + bin_name)
if action == uninstall:
action([link_path], 'bin/' + bin_name)
elif action == install:
try_symlink('../lib/node_modules/' + name + '/' + bin_target, link_path)
else:
assert 0 # unhandled action type
def npm_files(action):
package_files(action, 'npm', {
'npm': 'bin/npm-cli.js',
'npx': 'bin/npx-cli.js',
})
def corepack_files(action):
package_files(action, 'corepack', {
'corepack': 'dist/corepack.js',
# Not the default just yet:
# 'yarn': 'dist/yarn.js',
# 'yarnpkg': 'dist/yarn.js',
# 'pnpm': 'dist/pnpm.js',
# 'pnpx': 'dist/pnpx.js',
})
# On z/OS, we install node-gyp for convenience, as some vendors don't have
# external access and may want to build native addons.
if sys.platform == 'zos':
link_path = abspath(install_path, 'bin/node-gyp')
if action == uninstall:
action([link_path], 'bin/node-gyp')
elif action == install:
try_symlink('../lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js', link_path)
else:
assert 0 # unhandled action type
def subdir_files(path, dest, action):
ret = {}
for dirpath, dirnames, filenames in os.walk(path):
files_in_path = [dirpath + '/' + f for f in filenames if f.endswith('.h')]
ret[dest + dirpath.replace(path, '')] = files_in_path
for subdir, files_in_path in ret.items():
action(files_in_path, subdir + '/')
def files(action):
is_windows = sys.platform == 'win32'
output_file = 'node'
output_prefix = 'out/Release/'
if is_windows:
output_file += '.exe'
action([output_prefix + output_file], 'bin/' + output_file)
if 'true' == variables.get('node_shared'):
if is_windows:
action([output_prefix + 'libnode.dll'], 'bin/libnode.dll')
action([output_prefix + 'libnode.lib'], 'lib/libnode.lib')
elif sys.platform == 'zos':
# GYP will output to lib.target; see _InstallableTargetInstallPath
# function in tools/gyp/pylib/gyp/generator/make.py
output_prefix += 'lib.target/'
output_lib = 'libnode.' + variables.get('shlib_suffix')
action([output_prefix + output_lib], 'lib/' + output_lib)
# create libnode.x that references libnode.so (C++ addons compat)
os.system(os.path.dirname(os.path.realpath(__file__)) +
'/zos/modifysidedeck.sh ' +
abspath(install_path, 'lib/' + output_lib) + ' ' +
abspath(install_path, 'lib/libnode.x') + ' libnode.so')
# install libnode.version.so
so_name = 'libnode.' + re.sub(r'\.x$', '.so', variables.get('shlib_suffix'))
action([output_prefix + so_name], variables.get('libdir') + '/' + so_name)
# create symlink of libnode.so -> libnode.version.so (C++ addons compat)
link_path = abspath(install_path, 'lib/libnode.so')
try_symlink(so_name, link_path)
else:
output_lib = 'libnode.' + variables.get('shlib_suffix')
action([output_prefix + output_lib], variables.get('libdir') + '/' + output_lib)
action(['deps/v8/tools/gdbinit'], 'share/doc/node/')
action(['deps/v8/tools/lldb_commands.py'], 'share/doc/node/')
if 'freebsd' in sys.platform or 'openbsd' in sys.platform:
action(['doc/node.1'], 'man/man1/')
else:
action(['doc/node.1'], 'share/man/man1/')
if 'true' == variables.get('node_install_npm'):
npm_files(action)
if 'true' == variables.get('node_install_corepack'):
corepack_files(action)
headers(action)
def headers(action):
def wanted_v8_headers(files_arg, dest):
v8_headers = [
# The internal cppgc headers are depended on by the public
# ones, so they need to be included as well.
'deps/v8/include/cppgc/internal/api-constants.h',
'deps/v8/include/cppgc/internal/atomic-entry-flag.h',
'deps/v8/include/cppgc/internal/base-page-handle.h',
'deps/v8/include/cppgc/internal/caged-heap-local-data.h',
'deps/v8/include/cppgc/internal/caged-heap.h',
'deps/v8/include/cppgc/internal/compiler-specific.h',
'deps/v8/include/cppgc/internal/finalizer-trait.h',
'deps/v8/include/cppgc/internal/gc-info.h',
'deps/v8/include/cppgc/internal/logging.h',
'deps/v8/include/cppgc/internal/member-storage.h',
'deps/v8/include/cppgc/internal/name-trait.h',
'deps/v8/include/cppgc/internal/persistent-node.h',
'deps/v8/include/cppgc/internal/pointer-policies.h',
'deps/v8/include/cppgc/internal/write-barrier.h',
# cppgc headers
'deps/v8/include/cppgc/allocation.h',
'deps/v8/include/cppgc/common.h',
'deps/v8/include/cppgc/cross-thread-persistent.h',
'deps/v8/include/cppgc/custom-space.h',
'deps/v8/include/cppgc/default-platform.h',
'deps/v8/include/cppgc/ephemeron-pair.h',
'deps/v8/include/cppgc/explicit-management.h',
'deps/v8/include/cppgc/garbage-collected.h',
'deps/v8/include/cppgc/heap-consistency.h',
'deps/v8/include/cppgc/heap-handle.h',
'deps/v8/include/cppgc/heap-state.h',
'deps/v8/include/cppgc/heap-statistics.h',
'deps/v8/include/cppgc/heap.h',
'deps/v8/include/cppgc/liveness-broker.h',
'deps/v8/include/cppgc/macros.h',
'deps/v8/include/cppgc/member.h',
'deps/v8/include/cppgc/name-provider.h',
'deps/v8/include/cppgc/object-size-trait.h',
'deps/v8/include/cppgc/persistent.h',
'deps/v8/include/cppgc/platform.h',
'deps/v8/include/cppgc/prefinalizer.h',
'deps/v8/include/cppgc/process-heap-statistics.h',
'deps/v8/include/cppgc/sentinel-pointer.h',
'deps/v8/include/cppgc/source-location.h',
'deps/v8/include/cppgc/testing.h',
'deps/v8/include/cppgc/trace-trait.h',
'deps/v8/include/cppgc/type-traits.h',
'deps/v8/include/cppgc/visitor.h',
# libplatform headers
'deps/v8/include/libplatform/libplatform-export.h',
'deps/v8/include/libplatform/libplatform.h',
'deps/v8/include/libplatform/v8-tracing.h',
# v8 headers
'deps/v8/include/v8-array-buffer.h',
'deps/v8/include/v8-callbacks.h',
'deps/v8/include/v8-container.h',
'deps/v8/include/v8-context.h',
'deps/v8/include/v8-cppgc.h',
'deps/v8/include/v8-data.h',
'deps/v8/include/v8-date.h',
'deps/v8/include/v8-debug.h',
'deps/v8/include/v8-embedder-heap.h',
'deps/v8/include/v8-embedder-state-scope.h',
'deps/v8/include/v8-exception.h',
'deps/v8/include/v8-extension.h',
'deps/v8/include/v8-external.h',
'deps/v8/include/v8-forward.h',
'deps/v8/include/v8-function-callback.h',
'deps/v8/include/v8-function.h',
'deps/v8/include/v8-initialization.h',
'deps/v8/include/v8-internal.h',
'deps/v8/include/v8-isolate.h',
'deps/v8/include/v8-json.h',
'deps/v8/include/v8-local-handle.h',
'deps/v8/include/v8-locker.h',
'deps/v8/include/v8-maybe.h',
'deps/v8/include/v8-memory-span.h',
'deps/v8/include/v8-message.h',
'deps/v8/include/v8-microtask-queue.h',
'deps/v8/include/v8-microtask.h',
'deps/v8/include/v8-object.h',
'deps/v8/include/v8-persistent-handle.h',
'deps/v8/include/v8-platform.h',
'deps/v8/include/v8-primitive-object.h',
'deps/v8/include/v8-primitive.h',
'deps/v8/include/v8-profiler.h',
'deps/v8/include/v8-promise.h',
'deps/v8/include/v8-proxy.h',
'deps/v8/include/v8-regexp.h',
'deps/v8/include/v8-script.h',
'deps/v8/include/v8-snapshot.h',
'deps/v8/include/v8-statistics.h',
'deps/v8/include/v8-template.h',
'deps/v8/include/v8-traced-handle.h',
'deps/v8/include/v8-typed-array.h',
'deps/v8/include/v8-unwinder.h',
'deps/v8/include/v8-value-serializer.h',
'deps/v8/include/v8-value.h',
'deps/v8/include/v8-version.h',
'deps/v8/include/v8-wasm.h',
'deps/v8/include/v8-weak-callback-info.h',
'deps/v8/include/v8.h',
'deps/v8/include/v8config.h',
]
files_arg = [name for name in files_arg if name in v8_headers]
action(files_arg, dest)
def wanted_zoslib_headers(files_arg, dest):
import glob
zoslib_headers = glob.glob(zoslibinc + '/*.h')
files_arg = [name for name in files_arg if name in zoslib_headers]
action(files_arg, dest)
action([
'common.gypi',
'config.gypi',
'src/node.h',
'src/node_api.h',
'src/js_native_api.h',
'src/js_native_api_types.h',
'src/node_api_types.h',
'src/node_buffer.h',
'src/node_object_wrap.h',
'src/node_version.h',
], 'include/node/')
# Add the expfile that is created on AIX
if sys.platform.startswith('aix') or sys.platform == "os400":
action(['out/Release/node.exp'], 'include/node/')
subdir_files('deps/v8/include', 'include/node/', wanted_v8_headers)
if 'false' == variables.get('node_shared_libuv'):
subdir_files('deps/uv/include', 'include/node/', action)
if 'true' == variables.get('node_use_openssl') and \
'false' == variables.get('node_shared_openssl'):
subdir_files('deps/openssl/openssl/include/openssl', 'include/node/openssl/', action)
subdir_files('deps/openssl/config/archs', 'include/node/openssl/archs', action)
subdir_files('deps/openssl/config', 'include/node/openssl', action)
if 'false' == variables.get('node_shared_zlib'):
action([
'deps/zlib/zconf.h',
'deps/zlib/zlib.h',
], 'include/node/')
if sys.platform == 'zos':
zoslibinc = os.environ.get('ZOSLIB_INCLUDES')
if not zoslibinc:
raise RuntimeError('Environment variable ZOSLIB_INCLUDES is not set\n')
if not os.path.isfile(zoslibinc + '/zos-base.h'):
raise RuntimeError('ZOSLIB_INCLUDES is not set to a valid location\n')
subdir_files(zoslibinc, 'include/node/zoslib/', wanted_zoslib_headers)
def run(args):
global node_prefix, install_path, target_defaults, variables
# chdir to the project's top-level directory
os.chdir(abspath(os.path.dirname(__file__), '..'))
conf = load_config()
variables = conf['variables']
target_defaults = conf['target_defaults']
# argv[2] is a custom install prefix for packagers (think DESTDIR)
# argv[3] is a custom install prefix (think PREFIX)
# Difference is that dst_dir won't be included in shebang lines etc.
dst_dir = args[2] if len(args) > 2 else ''
if len(args) > 3:
node_prefix = args[3]
# install_path thus becomes the base target directory.
install_path = dst_dir + node_prefix + '/'
cmd = args[1] if len(args) > 1 else 'install'
if os.environ.get('HEADERS_ONLY'):
if cmd == 'install':
headers(install)
return
if cmd == 'uninstall':
headers(uninstall)
return
else:
if cmd == 'install':
files(install)
return
if cmd == 'uninstall':
files(uninstall)
return
raise RuntimeError('Bad command: %s\n' % cmd)
if __name__ == '__main__':
run(sys.argv[:])
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