Adding upstream version 14.2.21.upstream/14.2.21upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 224 insertions, 0 deletions

diff --git a/src/pybind/cephfs/setup.py b/src/pybind/cephfs/setup.py
new file mode 100755
index 00000000..1f950055
--- /dev/null
+++ b/src/pybind/cephfs/setup.py
@@ -0,0 +1,224 @@
+from __future__ import print_function
+
+import os
+import pkgutil
+import shutil
+import subprocess
+import sys
+import tempfile
+import textwrap
+from distutils.ccompiler import new_compiler
+from distutils.errors import CompileError, LinkError
+import distutils.sysconfig
+
+unwrapped_customize = distutils.sysconfig.customize_compiler
+
+clang = False
+
+def filter_unsupported_flags(flags):
+    if clang:
+        return [f for f in flags if not (f == '-mcet' or
+                                         f.startswith('-fcf-protection'))]
+    else:
+        return flags
+
+def monkey_with_compiler(compiler):
+    unwrapped_customize(compiler)
+    if compiler.compiler_type == 'unix':
+        if compiler.compiler[0].find('clang') != -1:
+            global clang
+            clang = True
+            compiler.compiler = filter_unsupported_flags(compiler.compiler)
+            compiler.compiler_so = filter_unsupported_flags(
+                compiler.compiler_so)
+
+distutils.sysconfig.customize_compiler = monkey_with_compiler
+
+if not pkgutil.find_loader('setuptools'):
+    from distutils.core import setup
+    from distutils.extension import Extension
+else:
+    from setuptools import setup
+    from setuptools.extension import Extension
+
+# PEP 440 versioning of the Ceph FS package on PyPI
+# Bump this version, after every changeset
+
+__version__ = '2.0.0'
+
+
+def get_python_flags():
+    cflags = {'I': [], 'extras': []}
+    ldflags = {'l': [], 'L': [], 'extras': []}
+
+    if os.environ.get('VIRTUAL_ENV', None):
+        python = "python"
+    else:
+        python = 'python' + str(sys.version_info.major) + '.' + str(sys.version_info.minor)
+
+    python_config = python + '-config'
+
+    for cflag in filter_unsupported_flags(subprocess.check_output(
+            [python_config, "--cflags"]).strip().decode('utf-8').split()):
+        if cflag.startswith('-I'):
+            cflags['I'].append(cflag.replace('-I', ''))
+        else:
+            cflags['extras'].append(cflag)
+
+    for ldflag in filter_unsupported_flags(subprocess.check_output(
+            [python_config, "--ldflags"]).strip().decode('utf-8').split()):
+        if ldflag.startswith('-l'):
+            ldflags['l'].append(ldflag.replace('-l', ''))
+        if ldflag.startswith('-L'):
+            ldflags['L'].append(ldflag.replace('-L', ''))
+        else:
+            ldflags['extras'].append(ldflag)
+
+    return {
+        'cflags': cflags,
+        'ldflags': ldflags
+    }
+
+
+def check_sanity():
+    """
+    Test if development headers and library for cephfs is available by compiling a dummy C program.
+    """
+    CEPH_SRC_DIR = os.path.join(
+        os.path.dirname(os.path.abspath(__file__)),
+        '..',
+        '..'
+    )
+
+    tmp_dir = tempfile.mkdtemp(dir=os.environ.get('TMPDIR', os.path.dirname(__file__)))
+    tmp_file = os.path.join(tmp_dir, 'cephfs_dummy.c')
+
+    with open(tmp_file, 'w') as fp:
+        dummy_prog = textwrap.dedent("""
+        #include <stddef.h>
+        #include "cephfs/libcephfs.h"
+
+        int main(void) {
+            struct ceph_mount_info *cmount = NULL;
+            ceph_init(cmount);
+            return 0;
+        }
+        """)
+        fp.write(dummy_prog)
+
+    compiler = new_compiler()
+    distutils.sysconfig.customize_compiler(compiler)
+
+    if {'MAKEFLAGS', 'MFLAGS', 'MAKELEVEL'}.issubset(set(os.environ.keys())):
+        # The setup.py has been invoked by a top-level Ceph make.
+        # Set the appropriate CFLAGS and LDFLAGS
+
+        compiler.set_library_dirs([os.environ.get('CEPH_LIBDIR')])
+
+    try:
+        compiler.define_macro('_FILE_OFFSET_BITS', '64')
+
+        link_objects = compiler.compile(
+            sources=[tmp_file],
+            output_dir=tmp_dir,
+            extra_preargs=['-iquote{path}'.format(path=os.path.join(CEPH_SRC_DIR, 'include'))]
+        )
+
+        compiler.link_executable(
+            objects=link_objects,
+            output_progname=os.path.join(tmp_dir, 'cephfs_dummy'),
+            libraries=['cephfs'],
+            output_dir=tmp_dir,
+        )
+
+    except CompileError:
+        print('\nCompile Error: Ceph FS development headers not found', file=sys.stderr)
+        return False
+    except LinkError:
+        print('\nLink Error: Ceph FS library not found', file=sys.stderr)
+        return False
+    else:
+        return True
+    finally:
+        shutil.rmtree(tmp_dir)
+
+
+if 'BUILD_DOC' in os.environ.keys():
+    pass
+elif check_sanity():
+    pass
+else:
+    sys.exit(1)
+
+cmdclass = {}
+try:
+    from Cython.Build import cythonize
+    from Cython.Distutils import build_ext
+
+    cmdclass = {'build_ext': build_ext}
+except ImportError:
+    print("WARNING: Cython is not installed.")
+
+    if not os.path.isfile('cephfs.c'):
+        print('ERROR: Cannot find Cythonized file cephfs.c', file=sys.stderr)
+        sys.exit(1)
+    else:
+        def cythonize(x, **kwargs):
+            return x
+
+        source = "cephfs.c"
+else:
+    source = "cephfs.pyx"
+
+# Disable cythonification if we're not really building anything
+if (len(sys.argv) >= 2 and
+        any(i in sys.argv[1:] for i in ('--help', 'clean', 'egg_info', '--version')
+            )):
+    def cythonize(x, **kwargs):
+        return x
+
+flags = get_python_flags()
+
+setup(
+    name='cephfs',
+    version=__version__,
+    description="Python bindings for the Ceph FS library",
+    long_description=(
+        "This package contains Python bindings for interacting with the "
+        "Ceph Filesystem (Ceph FS) library. Ceph FS is a POSIX-compliant "
+        "filesystem that uses a Ceph Storage Cluster to store its data. The "
+        "Ceph filesystem uses the same Ceph Storage Cluster system as "
+        "Ceph Block Devices, Ceph Object Storage with its S3 and Swift APIs, "
+        "or native bindings (librados)."
+    ),
+    url='https://github.com/ceph/ceph/tree/master/src/pybind/cephfs',
+    license='LGPLv2+',
+    platforms='Linux',
+    ext_modules=cythonize(
+        [
+            Extension(
+                "cephfs",
+                [source],
+                include_dirs=flags['cflags']['I'],
+                library_dirs=flags['ldflags']['L'],
+                libraries=['cephfs'] + flags['ldflags']['l'],
+                extra_compile_args=flags['cflags']['extras'] + flags['ldflags']['extras'],
+            )
+        ],
+        build_dir=os.environ.get("CYTHON_BUILD_DIR", None),
+        include_path=[
+            os.path.join(os.path.dirname(__file__), "..", "rados")
+        ]
+    ),
+    classifiers=[
+        'Intended Audience :: Developers',
+        'Intended Audience :: System Administrators',
+        'License :: OSI Approved :: GNU Lesser General Public License v2 or later (LGPLv2+)',
+        'Operating System :: POSIX :: Linux',
+        'Programming Language :: Cython',
+        'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3.4',
+        'Programming Language :: Python :: 3.5'
+    ],
+    cmdclass=cmdclass,
+)