mirror of
https://gitlab.sectorq.eu/jaydee/omv_backup.git
synced 2025-10-31 10:31:11 +01:00
458 lines
16 KiB
Python
Executable File
458 lines
16 KiB
Python
Executable File
"""setuptools.command.bdist_egg
|
|
|
|
Build .egg distributions"""
|
|
|
|
from distutils.dir_util import remove_tree, mkpath
|
|
from distutils import log
|
|
from types import CodeType
|
|
import sys
|
|
import os
|
|
import re
|
|
import textwrap
|
|
import marshal
|
|
|
|
from pkg_resources import get_build_platform, Distribution
|
|
from setuptools.extension import Library
|
|
from setuptools import Command
|
|
from .._path import ensure_directory
|
|
|
|
from sysconfig import get_path, get_python_version
|
|
|
|
|
|
def _get_purelib():
|
|
return get_path("purelib")
|
|
|
|
|
|
def strip_module(filename):
|
|
if '.' in filename:
|
|
filename = os.path.splitext(filename)[0]
|
|
if filename.endswith('module'):
|
|
filename = filename[:-6]
|
|
return filename
|
|
|
|
|
|
def sorted_walk(dir):
|
|
"""Do os.walk in a reproducible way,
|
|
independent of indeterministic filesystem readdir order
|
|
"""
|
|
for base, dirs, files in os.walk(dir):
|
|
dirs.sort()
|
|
files.sort()
|
|
yield base, dirs, files
|
|
|
|
|
|
def write_stub(resource, pyfile):
|
|
_stub_template = textwrap.dedent("""
|
|
def __bootstrap__():
|
|
global __bootstrap__, __loader__, __file__
|
|
import sys, pkg_resources, importlib.util
|
|
__file__ = pkg_resources.resource_filename(__name__, %r)
|
|
__loader__ = None; del __bootstrap__, __loader__
|
|
spec = importlib.util.spec_from_file_location(__name__,__file__)
|
|
mod = importlib.util.module_from_spec(spec)
|
|
spec.loader.exec_module(mod)
|
|
__bootstrap__()
|
|
""").lstrip()
|
|
with open(pyfile, 'w') as f:
|
|
f.write(_stub_template % resource)
|
|
|
|
|
|
class bdist_egg(Command):
|
|
description = "create an \"egg\" distribution"
|
|
|
|
user_options = [
|
|
('bdist-dir=', 'b',
|
|
"temporary directory for creating the distribution"),
|
|
('plat-name=', 'p', "platform name to embed in generated filenames "
|
|
"(default: %s)" % get_build_platform()),
|
|
('exclude-source-files', None,
|
|
"remove all .py files from the generated egg"),
|
|
('keep-temp', 'k',
|
|
"keep the pseudo-installation tree around after " +
|
|
"creating the distribution archive"),
|
|
('dist-dir=', 'd',
|
|
"directory to put final built distributions in"),
|
|
('skip-build', None,
|
|
"skip rebuilding everything (for testing/debugging)"),
|
|
]
|
|
|
|
boolean_options = [
|
|
'keep-temp', 'skip-build', 'exclude-source-files'
|
|
]
|
|
|
|
def initialize_options(self):
|
|
self.bdist_dir = None
|
|
self.plat_name = None
|
|
self.keep_temp = 0
|
|
self.dist_dir = None
|
|
self.skip_build = 0
|
|
self.egg_output = None
|
|
self.exclude_source_files = None
|
|
|
|
def finalize_options(self):
|
|
ei_cmd = self.ei_cmd = self.get_finalized_command("egg_info")
|
|
self.egg_info = ei_cmd.egg_info
|
|
|
|
if self.bdist_dir is None:
|
|
bdist_base = self.get_finalized_command('bdist').bdist_base
|
|
self.bdist_dir = os.path.join(bdist_base, 'egg')
|
|
|
|
if self.plat_name is None:
|
|
self.plat_name = get_build_platform()
|
|
|
|
self.set_undefined_options('bdist', ('dist_dir', 'dist_dir'))
|
|
|
|
if self.egg_output is None:
|
|
|
|
# Compute filename of the output egg
|
|
basename = Distribution(
|
|
None, None, ei_cmd.egg_name, ei_cmd.egg_version,
|
|
get_python_version(),
|
|
self.distribution.has_ext_modules() and self.plat_name
|
|
).egg_name()
|
|
|
|
self.egg_output = os.path.join(self.dist_dir, basename + '.egg')
|
|
|
|
def do_install_data(self):
|
|
# Hack for packages that install data to install's --install-lib
|
|
self.get_finalized_command('install').install_lib = self.bdist_dir
|
|
|
|
site_packages = os.path.normcase(os.path.realpath(_get_purelib()))
|
|
old, self.distribution.data_files = self.distribution.data_files, []
|
|
|
|
for item in old:
|
|
if isinstance(item, tuple) and len(item) == 2:
|
|
if os.path.isabs(item[0]):
|
|
realpath = os.path.realpath(item[0])
|
|
normalized = os.path.normcase(realpath)
|
|
if normalized == site_packages or normalized.startswith(
|
|
site_packages + os.sep
|
|
):
|
|
item = realpath[len(site_packages) + 1:], item[1]
|
|
# XXX else: raise ???
|
|
self.distribution.data_files.append(item)
|
|
|
|
try:
|
|
log.info("installing package data to %s", self.bdist_dir)
|
|
self.call_command('install_data', force=0, root=None)
|
|
finally:
|
|
self.distribution.data_files = old
|
|
|
|
def get_outputs(self):
|
|
return [self.egg_output]
|
|
|
|
def call_command(self, cmdname, **kw):
|
|
"""Invoke reinitialized command `cmdname` with keyword args"""
|
|
for dirname in INSTALL_DIRECTORY_ATTRS:
|
|
kw.setdefault(dirname, self.bdist_dir)
|
|
kw.setdefault('skip_build', self.skip_build)
|
|
kw.setdefault('dry_run', self.dry_run)
|
|
cmd = self.reinitialize_command(cmdname, **kw)
|
|
self.run_command(cmdname)
|
|
return cmd
|
|
|
|
def run(self): # noqa: C901 # is too complex (14) # FIXME
|
|
# Generate metadata first
|
|
self.run_command("egg_info")
|
|
# We run install_lib before install_data, because some data hacks
|
|
# pull their data path from the install_lib command.
|
|
log.info("installing library code to %s", self.bdist_dir)
|
|
instcmd = self.get_finalized_command('install')
|
|
old_root = instcmd.root
|
|
instcmd.root = None
|
|
if self.distribution.has_c_libraries() and not self.skip_build:
|
|
self.run_command('build_clib')
|
|
cmd = self.call_command('install_lib', warn_dir=0)
|
|
instcmd.root = old_root
|
|
|
|
all_outputs, ext_outputs = self.get_ext_outputs()
|
|
self.stubs = []
|
|
to_compile = []
|
|
for (p, ext_name) in enumerate(ext_outputs):
|
|
filename, ext = os.path.splitext(ext_name)
|
|
pyfile = os.path.join(self.bdist_dir, strip_module(filename) +
|
|
'.py')
|
|
self.stubs.append(pyfile)
|
|
log.info("creating stub loader for %s", ext_name)
|
|
if not self.dry_run:
|
|
write_stub(os.path.basename(ext_name), pyfile)
|
|
to_compile.append(pyfile)
|
|
ext_outputs[p] = ext_name.replace(os.sep, '/')
|
|
|
|
if to_compile:
|
|
cmd.byte_compile(to_compile)
|
|
if self.distribution.data_files:
|
|
self.do_install_data()
|
|
|
|
# Make the EGG-INFO directory
|
|
archive_root = self.bdist_dir
|
|
egg_info = os.path.join(archive_root, 'EGG-INFO')
|
|
self.mkpath(egg_info)
|
|
if self.distribution.scripts:
|
|
script_dir = os.path.join(egg_info, 'scripts')
|
|
log.info("installing scripts to %s", script_dir)
|
|
self.call_command('install_scripts', install_dir=script_dir,
|
|
no_ep=1)
|
|
|
|
self.copy_metadata_to(egg_info)
|
|
native_libs = os.path.join(egg_info, "native_libs.txt")
|
|
if all_outputs:
|
|
log.info("writing %s", native_libs)
|
|
if not self.dry_run:
|
|
ensure_directory(native_libs)
|
|
libs_file = open(native_libs, 'wt')
|
|
libs_file.write('\n'.join(all_outputs))
|
|
libs_file.write('\n')
|
|
libs_file.close()
|
|
elif os.path.isfile(native_libs):
|
|
log.info("removing %s", native_libs)
|
|
if not self.dry_run:
|
|
os.unlink(native_libs)
|
|
|
|
write_safety_flag(
|
|
os.path.join(archive_root, 'EGG-INFO'), self.zip_safe()
|
|
)
|
|
|
|
if os.path.exists(os.path.join(self.egg_info, 'depends.txt')):
|
|
log.warn(
|
|
"WARNING: 'depends.txt' will not be used by setuptools 0.6!\n"
|
|
"Use the install_requires/extras_require setup() args instead."
|
|
)
|
|
|
|
if self.exclude_source_files:
|
|
self.zap_pyfiles()
|
|
|
|
# Make the archive
|
|
make_zipfile(self.egg_output, archive_root, verbose=self.verbose,
|
|
dry_run=self.dry_run, mode=self.gen_header())
|
|
if not self.keep_temp:
|
|
remove_tree(self.bdist_dir, dry_run=self.dry_run)
|
|
|
|
# Add to 'Distribution.dist_files' so that the "upload" command works
|
|
getattr(self.distribution, 'dist_files', []).append(
|
|
('bdist_egg', get_python_version(), self.egg_output))
|
|
|
|
def zap_pyfiles(self):
|
|
log.info("Removing .py files from temporary directory")
|
|
for base, dirs, files in walk_egg(self.bdist_dir):
|
|
for name in files:
|
|
path = os.path.join(base, name)
|
|
|
|
if name.endswith('.py'):
|
|
log.debug("Deleting %s", path)
|
|
os.unlink(path)
|
|
|
|
if base.endswith('__pycache__'):
|
|
path_old = path
|
|
|
|
pattern = r'(?P<name>.+)\.(?P<magic>[^.]+)\.pyc'
|
|
m = re.match(pattern, name)
|
|
path_new = os.path.join(
|
|
base, os.pardir, m.group('name') + '.pyc')
|
|
log.info(
|
|
"Renaming file from [%s] to [%s]"
|
|
% (path_old, path_new))
|
|
try:
|
|
os.remove(path_new)
|
|
except OSError:
|
|
pass
|
|
os.rename(path_old, path_new)
|
|
|
|
def zip_safe(self):
|
|
safe = getattr(self.distribution, 'zip_safe', None)
|
|
if safe is not None:
|
|
return safe
|
|
log.warn("zip_safe flag not set; analyzing archive contents...")
|
|
return analyze_egg(self.bdist_dir, self.stubs)
|
|
|
|
def gen_header(self):
|
|
return 'w'
|
|
|
|
def copy_metadata_to(self, target_dir):
|
|
"Copy metadata (egg info) to the target_dir"
|
|
# normalize the path (so that a forward-slash in egg_info will
|
|
# match using startswith below)
|
|
norm_egg_info = os.path.normpath(self.egg_info)
|
|
prefix = os.path.join(norm_egg_info, '')
|
|
for path in self.ei_cmd.filelist.files:
|
|
if path.startswith(prefix):
|
|
target = os.path.join(target_dir, path[len(prefix):])
|
|
ensure_directory(target)
|
|
self.copy_file(path, target)
|
|
|
|
def get_ext_outputs(self):
|
|
"""Get a list of relative paths to C extensions in the output distro"""
|
|
|
|
all_outputs = []
|
|
ext_outputs = []
|
|
|
|
paths = {self.bdist_dir: ''}
|
|
for base, dirs, files in sorted_walk(self.bdist_dir):
|
|
for filename in files:
|
|
if os.path.splitext(filename)[1].lower() in NATIVE_EXTENSIONS:
|
|
all_outputs.append(paths[base] + filename)
|
|
for filename in dirs:
|
|
paths[os.path.join(base, filename)] = (paths[base] +
|
|
filename + '/')
|
|
|
|
if self.distribution.has_ext_modules():
|
|
build_cmd = self.get_finalized_command('build_ext')
|
|
for ext in build_cmd.extensions:
|
|
if isinstance(ext, Library):
|
|
continue
|
|
fullname = build_cmd.get_ext_fullname(ext.name)
|
|
filename = build_cmd.get_ext_filename(fullname)
|
|
if not os.path.basename(filename).startswith('dl-'):
|
|
if os.path.exists(os.path.join(self.bdist_dir, filename)):
|
|
ext_outputs.append(filename)
|
|
|
|
return all_outputs, ext_outputs
|
|
|
|
|
|
NATIVE_EXTENSIONS = dict.fromkeys('.dll .so .dylib .pyd'.split())
|
|
|
|
|
|
def walk_egg(egg_dir):
|
|
"""Walk an unpacked egg's contents, skipping the metadata directory"""
|
|
walker = sorted_walk(egg_dir)
|
|
base, dirs, files = next(walker)
|
|
if 'EGG-INFO' in dirs:
|
|
dirs.remove('EGG-INFO')
|
|
yield base, dirs, files
|
|
for bdf in walker:
|
|
yield bdf
|
|
|
|
|
|
def analyze_egg(egg_dir, stubs):
|
|
# check for existing flag in EGG-INFO
|
|
for flag, fn in safety_flags.items():
|
|
if os.path.exists(os.path.join(egg_dir, 'EGG-INFO', fn)):
|
|
return flag
|
|
if not can_scan():
|
|
return False
|
|
safe = True
|
|
for base, dirs, files in walk_egg(egg_dir):
|
|
for name in files:
|
|
if name.endswith('.py') or name.endswith('.pyw'):
|
|
continue
|
|
elif name.endswith('.pyc') or name.endswith('.pyo'):
|
|
# always scan, even if we already know we're not safe
|
|
safe = scan_module(egg_dir, base, name, stubs) and safe
|
|
return safe
|
|
|
|
|
|
def write_safety_flag(egg_dir, safe):
|
|
# Write or remove zip safety flag file(s)
|
|
for flag, fn in safety_flags.items():
|
|
fn = os.path.join(egg_dir, fn)
|
|
if os.path.exists(fn):
|
|
if safe is None or bool(safe) != flag:
|
|
os.unlink(fn)
|
|
elif safe is not None and bool(safe) == flag:
|
|
f = open(fn, 'wt')
|
|
f.write('\n')
|
|
f.close()
|
|
|
|
|
|
safety_flags = {
|
|
True: 'zip-safe',
|
|
False: 'not-zip-safe',
|
|
}
|
|
|
|
|
|
def scan_module(egg_dir, base, name, stubs):
|
|
"""Check whether module possibly uses unsafe-for-zipfile stuff"""
|
|
|
|
filename = os.path.join(base, name)
|
|
if filename[:-1] in stubs:
|
|
return True # Extension module
|
|
pkg = base[len(egg_dir) + 1:].replace(os.sep, '.')
|
|
module = pkg + (pkg and '.' or '') + os.path.splitext(name)[0]
|
|
if sys.version_info < (3, 7):
|
|
skip = 12 # skip magic & date & file size
|
|
else:
|
|
skip = 16 # skip magic & reserved? & date & file size
|
|
f = open(filename, 'rb')
|
|
f.read(skip)
|
|
code = marshal.load(f)
|
|
f.close()
|
|
safe = True
|
|
symbols = dict.fromkeys(iter_symbols(code))
|
|
for bad in ['__file__', '__path__']:
|
|
if bad in symbols:
|
|
log.warn("%s: module references %s", module, bad)
|
|
safe = False
|
|
if 'inspect' in symbols:
|
|
for bad in [
|
|
'getsource', 'getabsfile', 'getsourcefile', 'getfile'
|
|
'getsourcelines', 'findsource', 'getcomments', 'getframeinfo',
|
|
'getinnerframes', 'getouterframes', 'stack', 'trace'
|
|
]:
|
|
if bad in symbols:
|
|
log.warn("%s: module MAY be using inspect.%s", module, bad)
|
|
safe = False
|
|
return safe
|
|
|
|
|
|
def iter_symbols(code):
|
|
"""Yield names and strings used by `code` and its nested code objects"""
|
|
for name in code.co_names:
|
|
yield name
|
|
for const in code.co_consts:
|
|
if isinstance(const, str):
|
|
yield const
|
|
elif isinstance(const, CodeType):
|
|
for name in iter_symbols(const):
|
|
yield name
|
|
|
|
|
|
def can_scan():
|
|
if not sys.platform.startswith('java') and sys.platform != 'cli':
|
|
# CPython, PyPy, etc.
|
|
return True
|
|
log.warn("Unable to analyze compiled code on this platform.")
|
|
log.warn("Please ask the author to include a 'zip_safe'"
|
|
" setting (either True or False) in the package's setup.py")
|
|
|
|
|
|
# Attribute names of options for commands that might need to be convinced to
|
|
# install to the egg build directory
|
|
|
|
INSTALL_DIRECTORY_ATTRS = [
|
|
'install_lib', 'install_dir', 'install_data', 'install_base'
|
|
]
|
|
|
|
|
|
def make_zipfile(zip_filename, base_dir, verbose=0, dry_run=0, compress=True,
|
|
mode='w'):
|
|
"""Create a zip file from all the files under 'base_dir'. The output
|
|
zip file will be named 'base_dir' + ".zip". Uses either the "zipfile"
|
|
Python module (if available) or the InfoZIP "zip" utility (if installed
|
|
and found on the default search path). If neither tool is available,
|
|
raises DistutilsExecError. Returns the name of the output zip file.
|
|
"""
|
|
import zipfile
|
|
|
|
mkpath(os.path.dirname(zip_filename), dry_run=dry_run)
|
|
log.info("creating '%s' and adding '%s' to it", zip_filename, base_dir)
|
|
|
|
def visit(z, dirname, names):
|
|
for name in names:
|
|
path = os.path.normpath(os.path.join(dirname, name))
|
|
if os.path.isfile(path):
|
|
p = path[len(base_dir) + 1:]
|
|
if not dry_run:
|
|
z.write(path, p)
|
|
log.debug("adding '%s'", p)
|
|
|
|
compression = zipfile.ZIP_DEFLATED if compress else zipfile.ZIP_STORED
|
|
if not dry_run:
|
|
z = zipfile.ZipFile(zip_filename, mode, compression=compression)
|
|
for dirname, dirs, files in sorted_walk(base_dir):
|
|
visit(z, dirname, files)
|
|
z.close()
|
|
else:
|
|
for dirname, dirs, files in sorted_walk(base_dir):
|
|
visit(None, dirname, files)
|
|
return zip_filename
|