347 lines
14 KiB
Python
347 lines
14 KiB
Python
"""Create an executable installer for Windows."""
|
|
|
|
# FIXME synchronize bytes/str use with same file in distutils
|
|
|
|
import sys
|
|
import os
|
|
|
|
from shutil import rmtree
|
|
from sysconfig import get_python_version
|
|
from packaging.command.cmd import Command
|
|
from packaging.errors import PackagingOptionError, PackagingPlatformError
|
|
from packaging import logger
|
|
from packaging.util import get_platform
|
|
|
|
|
|
class bdist_wininst(Command):
|
|
|
|
description = "create an executable installer for Windows"
|
|
|
|
user_options = [('bdist-dir=', None,
|
|
"temporary directory for creating the distribution"),
|
|
('plat-name=', 'p',
|
|
"platform name to embed in generated filenames "
|
|
"(default: %s)" % get_platform()),
|
|
('keep-temp', 'k',
|
|
"keep the pseudo-installation tree around after " +
|
|
"creating the distribution archive"),
|
|
('target-version=', None,
|
|
"require a specific python version" +
|
|
" on the target system"),
|
|
('no-target-compile', 'c',
|
|
"do not compile .py to .pyc on the target system"),
|
|
('no-target-optimize', 'o',
|
|
"do not compile .py to .pyo (optimized)"
|
|
"on the target system"),
|
|
('dist-dir=', 'd',
|
|
"directory to put final built distributions in"),
|
|
('bitmap=', 'b',
|
|
"bitmap to use for the installer instead of python-powered logo"),
|
|
('title=', 't',
|
|
"title to display on the installer background instead of default"),
|
|
('skip-build', None,
|
|
"skip rebuilding everything (for testing/debugging)"),
|
|
('install-script=', None,
|
|
"basename of installation script to be run after"
|
|
"installation or before deinstallation"),
|
|
('pre-install-script=', None,
|
|
"Fully qualified filename of a script to be run before "
|
|
"any files are installed. This script need not be in the "
|
|
"distribution"),
|
|
('user-access-control=', None,
|
|
"specify Vista's UAC handling - 'none'/default=no "
|
|
"handling, 'auto'=use UAC if target Python installed for "
|
|
"all users, 'force'=always use UAC"),
|
|
]
|
|
|
|
boolean_options = ['keep-temp', 'no-target-compile', 'no-target-optimize',
|
|
'skip-build']
|
|
|
|
def initialize_options(self):
|
|
self.bdist_dir = None
|
|
self.plat_name = None
|
|
self.keep_temp = False
|
|
self.no_target_compile = False
|
|
self.no_target_optimize = False
|
|
self.target_version = None
|
|
self.dist_dir = None
|
|
self.bitmap = None
|
|
self.title = None
|
|
self.skip_build = None
|
|
self.install_script = None
|
|
self.pre_install_script = None
|
|
self.user_access_control = None
|
|
|
|
|
|
def finalize_options(self):
|
|
self.set_undefined_options('bdist', 'skip_build')
|
|
|
|
if self.bdist_dir is None:
|
|
if self.skip_build and self.plat_name:
|
|
# If build is skipped and plat_name is overridden, bdist will
|
|
# not see the correct 'plat_name' - so set that up manually.
|
|
bdist = self.distribution.get_command_obj('bdist')
|
|
bdist.plat_name = self.plat_name
|
|
# next the command will be initialized using that name
|
|
bdist_base = self.get_finalized_command('bdist').bdist_base
|
|
self.bdist_dir = os.path.join(bdist_base, 'wininst')
|
|
|
|
if not self.target_version:
|
|
self.target_version = ""
|
|
|
|
if not self.skip_build and self.distribution.has_ext_modules():
|
|
short_version = get_python_version()
|
|
if self.target_version and self.target_version != short_version:
|
|
raise PackagingOptionError("target version can only be %s, or the '--skip-build'" \
|
|
" option must be specified" % (short_version,))
|
|
self.target_version = short_version
|
|
|
|
self.set_undefined_options('bdist', 'dist_dir', 'plat_name')
|
|
|
|
if self.install_script:
|
|
for script in self.distribution.scripts:
|
|
if self.install_script == os.path.basename(script):
|
|
break
|
|
else:
|
|
raise PackagingOptionError("install_script '%s' not found in scripts" % \
|
|
self.install_script)
|
|
|
|
def run(self):
|
|
if (sys.platform != "win32" and
|
|
(self.distribution.has_ext_modules() or
|
|
self.distribution.has_c_libraries())):
|
|
raise PackagingPlatformError \
|
|
("distribution contains extensions and/or C libraries; "
|
|
"must be compiled on a Windows 32 platform")
|
|
|
|
if not self.skip_build:
|
|
self.run_command('build')
|
|
|
|
install = self.get_reinitialized_command('install',
|
|
reinit_subcommands=True)
|
|
install.root = self.bdist_dir
|
|
install.skip_build = self.skip_build
|
|
install.warn_dir = False
|
|
install.plat_name = self.plat_name
|
|
|
|
install_lib = self.get_reinitialized_command('install_lib')
|
|
# we do not want to include pyc or pyo files
|
|
install_lib.compile = False
|
|
install_lib.optimize = 0
|
|
|
|
if self.distribution.has_ext_modules():
|
|
# If we are building an installer for a Python version other
|
|
# than the one we are currently running, then we need to ensure
|
|
# our build_lib reflects the other Python version rather than ours.
|
|
# Note that for target_version!=sys.version, we must have skipped the
|
|
# build step, so there is no issue with enforcing the build of this
|
|
# version.
|
|
target_version = self.target_version
|
|
if not target_version:
|
|
assert self.skip_build, "Should have already checked this"
|
|
target_version = sys.version[0:3]
|
|
plat_specifier = ".%s-%s" % (self.plat_name, target_version)
|
|
build = self.get_finalized_command('build')
|
|
build.build_lib = os.path.join(build.build_base,
|
|
'lib' + plat_specifier)
|
|
|
|
# Use a custom scheme for the zip-file, because we have to decide
|
|
# at installation time which scheme to use.
|
|
for key in ('purelib', 'platlib', 'headers', 'scripts', 'data'):
|
|
value = key.upper()
|
|
if key == 'headers':
|
|
value = value + '/Include/$dist_name'
|
|
setattr(install,
|
|
'install_' + key,
|
|
value)
|
|
|
|
logger.info("installing to %s", self.bdist_dir)
|
|
install.ensure_finalized()
|
|
|
|
# avoid warning of 'install_lib' about installing
|
|
# into a directory not in sys.path
|
|
sys.path.insert(0, os.path.join(self.bdist_dir, 'PURELIB'))
|
|
|
|
install.run()
|
|
|
|
del sys.path[0]
|
|
|
|
# And make an archive relative to the root of the
|
|
# pseudo-installation tree.
|
|
from tempfile import NamedTemporaryFile
|
|
archive_basename = NamedTemporaryFile().name
|
|
fullname = self.distribution.get_fullname()
|
|
arcname = self.make_archive(archive_basename, "zip",
|
|
root_dir=self.bdist_dir)
|
|
# create an exe containing the zip-file
|
|
self.create_exe(arcname, fullname, self.bitmap)
|
|
if self.distribution.has_ext_modules():
|
|
pyversion = get_python_version()
|
|
else:
|
|
pyversion = 'any'
|
|
self.distribution.dist_files.append(('bdist_wininst', pyversion,
|
|
self.get_installer_filename(fullname)))
|
|
# remove the zip-file again
|
|
logger.debug("removing temporary file '%s'", arcname)
|
|
os.remove(arcname)
|
|
|
|
if not self.keep_temp:
|
|
if self.dry_run:
|
|
logger.info('removing %s', self.bdist_dir)
|
|
else:
|
|
rmtree(self.bdist_dir)
|
|
|
|
def get_inidata(self):
|
|
# Return data describing the installation.
|
|
|
|
lines = []
|
|
metadata = self.distribution.metadata
|
|
|
|
# Write the [metadata] section.
|
|
lines.append("[metadata]")
|
|
|
|
# 'info' will be displayed in the installer's dialog box,
|
|
# describing the items to be installed.
|
|
info = (metadata.long_description or '') + '\n'
|
|
|
|
# Escape newline characters
|
|
def escape(s):
|
|
return s.replace("\n", "\\n")
|
|
|
|
for name in ["author", "author_email", "description", "maintainer",
|
|
"maintainer_email", "name", "url", "version"]:
|
|
data = getattr(metadata, name, "")
|
|
if data:
|
|
info = info + ("\n %s: %s" % \
|
|
(name.capitalize(), escape(data)))
|
|
lines.append("%s=%s" % (name, escape(data)))
|
|
|
|
# The [setup] section contains entries controlling
|
|
# the installer runtime.
|
|
lines.append("\n[Setup]")
|
|
if self.install_script:
|
|
lines.append("install_script=%s" % self.install_script)
|
|
lines.append("info=%s" % escape(info))
|
|
lines.append("target_compile=%d" % (not self.no_target_compile))
|
|
lines.append("target_optimize=%d" % (not self.no_target_optimize))
|
|
if self.target_version:
|
|
lines.append("target_version=%s" % self.target_version)
|
|
if self.user_access_control:
|
|
lines.append("user_access_control=%s" % self.user_access_control)
|
|
|
|
title = self.title or self.distribution.get_fullname()
|
|
lines.append("title=%s" % escape(title))
|
|
import time
|
|
import packaging
|
|
build_info = "Built %s with packaging-%s" % \
|
|
(time.ctime(time.time()), packaging.__version__)
|
|
lines.append("build_info=%s" % build_info)
|
|
return "\n".join(lines)
|
|
|
|
def create_exe(self, arcname, fullname, bitmap=None):
|
|
import struct
|
|
|
|
self.mkpath(self.dist_dir)
|
|
|
|
cfgdata = self.get_inidata()
|
|
|
|
installer_name = self.get_installer_filename(fullname)
|
|
logger.info("creating %s", installer_name)
|
|
|
|
if bitmap:
|
|
with open(bitmap, "rb") as fp:
|
|
bitmapdata = fp.read()
|
|
bitmaplen = len(bitmapdata)
|
|
else:
|
|
bitmaplen = 0
|
|
|
|
with open(installer_name, "wb") as file:
|
|
file.write(self.get_exe_bytes())
|
|
if bitmap:
|
|
file.write(bitmapdata)
|
|
|
|
# Convert cfgdata from unicode to ascii, mbcs encoded
|
|
if isinstance(cfgdata, str):
|
|
cfgdata = cfgdata.encode("mbcs")
|
|
|
|
# Append the pre-install script
|
|
cfgdata = cfgdata + "\0"
|
|
if self.pre_install_script:
|
|
with open(self.pre_install_script) as fp:
|
|
script_data = fp.read()
|
|
cfgdata = cfgdata + script_data + "\n\0"
|
|
else:
|
|
# empty pre-install script
|
|
cfgdata = cfgdata + "\0"
|
|
file.write(cfgdata)
|
|
|
|
# The 'magic number' 0x1234567B is used to make sure that the
|
|
# binary layout of 'cfgdata' is what the wininst.exe binary
|
|
# expects. If the layout changes, increment that number, make
|
|
# the corresponding changes to the wininst.exe sources, and
|
|
# recompile them.
|
|
header = struct.pack("<iii",
|
|
0x1234567B, # tag
|
|
len(cfgdata), # length
|
|
bitmaplen, # number of bytes in bitmap
|
|
)
|
|
file.write(header)
|
|
with open(arcname, "rb") as fp:
|
|
file.write(fp.read())
|
|
|
|
def get_installer_filename(self, fullname):
|
|
# Factored out to allow overriding in subclasses
|
|
if self.target_version:
|
|
# if we create an installer for a specific python version,
|
|
# it's better to include this in the name
|
|
installer_name = os.path.join(self.dist_dir,
|
|
"%s.%s-py%s.exe" %
|
|
(fullname, self.plat_name, self.target_version))
|
|
else:
|
|
installer_name = os.path.join(self.dist_dir,
|
|
"%s.%s.exe" % (fullname, self.plat_name))
|
|
return installer_name
|
|
|
|
def get_exe_bytes(self):
|
|
from packaging.compiler.msvccompiler import get_build_version
|
|
# If a target-version other than the current version has been
|
|
# specified, then using the MSVC version from *this* build is no good.
|
|
# Without actually finding and executing the target version and parsing
|
|
# its sys.version, we just hard-code our knowledge of old versions.
|
|
# NOTE: Possible alternative is to allow "--target-version" to
|
|
# specify a Python executable rather than a simple version string.
|
|
# We can then execute this program to obtain any info we need, such
|
|
# as the real sys.version string for the build.
|
|
cur_version = get_python_version()
|
|
if self.target_version and self.target_version != cur_version:
|
|
# If the target version is *later* than us, then we assume they
|
|
# use what we use
|
|
# string compares seem wrong, but are what sysconfig.py itself uses
|
|
if self.target_version > cur_version:
|
|
bv = get_build_version()
|
|
else:
|
|
if self.target_version < "2.4":
|
|
bv = 6.0
|
|
else:
|
|
bv = 7.1
|
|
else:
|
|
# for current version - use authoritative check.
|
|
bv = get_build_version()
|
|
|
|
# wininst-x.y.exe is in the same directory as this file
|
|
directory = os.path.dirname(__file__)
|
|
# we must use a wininst-x.y.exe built with the same C compiler
|
|
# used for python. XXX What about mingw, borland, and so on?
|
|
|
|
# if plat_name starts with "win" but is not "win32"
|
|
# we want to strip "win" and leave the rest (e.g. -amd64)
|
|
# for all other cases, we don't want any suffix
|
|
if self.plat_name != 'win32' and self.plat_name[:3] == 'win':
|
|
sfix = self.plat_name[3:]
|
|
else:
|
|
sfix = ''
|
|
|
|
filename = os.path.join(directory, "wininst-%.1f%s.exe" % (bv, sfix))
|
|
with open(filename, "rb") as fp:
|
|
return fp.read()
|