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import os
import sys
import tempfile
from contextlib import contextmanager
from setuptools.errors import CompileError, LinkError
from setuptools.command.build_ext import build_ext
from setuptools import setup, Extension
@contextmanager
def silent_stderr():
"""Shush stderr for receiving unnecessary errors during setup."""
devnull = open(os.devnull, "w")
old = os.dup(sys.stderr.fileno())
os.dup2(devnull.fileno(), sys.stderr.fileno())
try:
yield devnull
finally:
os.dup2(old, sys.stderr.fileno())
class BuildExt(build_ext):
"""Custom build_ext to test Kerberose capability."""
def _have_krb5(self, libs: list) -> bool:
code = """
#include <krb5.h>
#include <gssapi/gssapi_krb5.h>
int main(void) {
unsigned int ms = 0;
krb5_context ctx;
const char *cname = NULL;
gss_key_value_set_desc store;
store.count = 0;
krb5_init_context(&ctx);
gss_krb5_ccache_name(&ms, cname, NULL);
return 0;
}
"""
with tempfile.TemporaryDirectory() as tmp_dir:
name = os.path.join(tmp_dir, "test_krb5")
src_name = name + ".c"
with open(src_name, "w") as source:
source.write(code)
comp = self.compiler
try:
with silent_stderr():
if "-coverage" in os.getenv("CFLAGS", ""):
# If coverage flag is set.
libs.append("gcov")
comp.link_executable(
comp.compile([src_name], output_dir=tmp_dir),
name,
libraries=libs,
library_dirs=self.library_dirs,
)
except (CompileError, LinkError):
return False
else:
return True
def build_extensions(self) -> None:
if sys.platform != "win32":
if self._have_krb5(["krb5", "gssapi"]):
self.extensions[0].libraries.extend(["krb5", "gssapi"])
self.extensions[0].define_macros.append(("HAVE_KRB5", 1))
elif self._have_krb5(["krb5", "gssapi_krb5"]):
self.extensions[0].libraries.extend(["krb5", "gssapi_krb5"])
self.extensions[0].define_macros.append(("HAVE_KRB5", 1))
else:
print(
"INFO: Kerberos headers and libraries are not found."
" Additional GSSAPI capabilities won't be installed."
)
return super().build_extensions()
SOURCES = [
"bonsaimodule.c",
"ldapentry.c",
"ldapconnectiter.c",
"ldapconnection.c",
"ldapmodlist.c",
"ldap-xplat.c",
"ldapsearchiter.c",
"utils.c",
]
DEPENDS = [
"ldapconnection.h",
"ldapentry.h",
"ldapconnectiter.h",
"ldapmodlist.h",
"ldapsearchiter.h",
"ldap-xplat.h",
"utils.h",
]
MACROS = []
if sys.platform == "darwin":
MACROS.append(("MACOSX", 1))
if sys.platform == "win32":
LIBS = ["wldap32", "secur32", "Ws2_32"]
SOURCES.append("wldap-utf8.c")
DEPENDS.append("wldap-utf8.h")
MACROS.append(("WIN32", 1))
else:
LIBS = ["ldap", "lber"]
SOURCES = [os.path.join("src/_bonsai", x) for x in SOURCES]
DEPENDS = [os.path.join("src/_bonsai", x) for x in DEPENDS]
BONSAI_MODULE = Extension(
"bonsai._bonsai",
libraries=LIBS,
sources=SOURCES,
depends=DEPENDS,
define_macros=MACROS,
)
# Get long description from the README.rst file.
with open("README.rst") as file:
LONG_DESC = file.read()
# Get version number from the module's __init__.py file.
with open("./src/bonsai/__init__.py") as src:
VER = [
line.split('"')[1] for line in src.readlines() if line.startswith("__version__")
][0]
setup(
name="bonsai",
version=VER,
description="Python 3 module for accessing LDAP directory servers.",
author="noirello",
author_email="noirello@gmail.com",
url="https://github.com/noirello/bonsai",
long_description=LONG_DESC,
license="MIT",
ext_modules=[BONSAI_MODULE],
cmdclass={"build_ext": BuildExt},
package_dir={"bonsai": "src/bonsai"},
packages=[
"bonsai",
"bonsai.active_directory",
"bonsai.asyncio",
"bonsai.gevent",
"bonsai.tornado",
"bonsai.trio",
],
include_package_data=True,
install_requires=[],
extras_require={
"gevent": ["gevent>=1.4.0"],
"tornado": ["tornado>=5.1.1"],
"trio": ["trio>=0.16.0"],
},
keywords=[
"python3",
"ldap",
"ldap3",
"python-ldap",
"libldap",
"winldap",
"asyncio",
"gevent",
"tornado",
"trio",
],
classifiers=[
"Development Status :: 5 - Production/Stable",
"Intended Audience :: Developers",
"Intended Audience :: System Administrators",
"License :: OSI Approved :: MIT License",
"Operating System :: Microsoft :: Windows",
"Operating System :: Unix",
"Programming Language :: C",
"Programming Language :: Python :: 3 :: Only",
"Programming Language :: Python :: 3.7",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: Implementation :: CPython",
"Topic :: Software Development :: Libraries :: Python Modules",
"Topic :: System :: Systems Administration :: Authentication/Directory :: LDAP",
],
)
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