Improve RPM plugin

- Add doc with dependency requirements
- Build as a static executable
- Add support for zstd and replace OpenSSL by libgcrypt

Signed-off-by: Philippe Ombredanne <pombredanne@nexb.com>

Author: pombredanne

builtins/rpm_inspector_rpm/README.rst

@@ -1,3 +1,24 @@
 A ScanCode Toolkit plugin to provide pre-built binary libraries and utilities
 and their locations. This is for the RPM command which is built from sources
 with the support for many rpmdb formats.
+
+
+This is built on Debian/Ubuntu with these dependencies::
+
+    $ sudo apt-get install -y \
+        libsqlite3-dev \
+        libgcrypt20-dev \
+        libbz2-dev \
+        liblzma-dev \
+        libpopt-dev \
+        libzstd1-dev
+
+These are the runtime dependencies::
+
+    $ sudo apt-get install -y \
+        libsqlite3-0 \
+        libgcrypt20 \
+        libbz2-1.0 \
+        liblzma5 \
+        libpopt0 \
+        libzstd1

builtins/rpm_inspector_rpm/build.sh

@@ -21,26 +21,22 @@ cd $base_name/
 echo Configure RPM 
 ./autogen.sh \
   --enable-static \
+  --enable-shared=no \
   --disable-openmp \
   --enable-bdb=no \
   --enable-bdb-ro=yes \
   --enable-ndb \
   --enable-sqlite=yes \
+  --enable-zstd=yes \
   --disable-plugins \
   --without-lua  \
-  --with-crypto=openssl
+  --with-crypto=libgcrypt \
+  --disable-rpath
 
 echo Build RPM
 make
-cp .libs/rpm  ../../src/rpm_inspector_rpm/bin/
-cp .libs/rpmdb  ../../src/rpm_inspector_rpm/bin/
-cp lib/.libs/librpm.so.$so_version  ../../src/rpm_inspector_rpm/bin/librpm.so.9
-cp rpmio/.libs/librpmio.so.$so_version  ../../src/rpm_inspector_rpm/bin/librpmio.so.9
-strip \
-  ../../src/rpm_inspector_rpm/bin/librpmio.so.9 \
-  ../../src/rpm_inspector_rpm/bin/librpm.so.9 \
-  ../../src/rpm_inspector_rpm/bin/rpm \
-  ../../src/rpm_inspector_rpm/bin/rpmdb
+strip rpm
+cp rpm  ../../src/rpm_inspector_rpm/bin/
 cd ..
 echo Done building RPM
 

builtins/rpm_inspector_rpm/setup.py

@@ -16,14 +16,14 @@
 
 
 desc = (
-    'A ScanCode path provider plugin to provide a prebuilt native rpm '
-    'binary built with many rpmdb formats support. rpm binaries are is built '
-    'from sources that are bundled in the repo and sdist.'
+    "A ScanCode path provider plugin to provide a prebuilt native rpm "
+    "binary built with many rpm backend database formats supported. The rpm "
+    "binary is built from sources that are bundled in the repo and sdist."
 )
 
 
 def run_rpm_build():
-    exitcode, output = subprocess.getstatusoutput(['./build.sh'])
+    exitcode, output = subprocess.getstatusoutput(["./build.sh"])
     print(output)
     if exitcode:
         raise LibError("Unable to build rpm")
@@ -44,35 +44,35 @@ def run(self):
 
 
 setup(
-    name='rpm-inspector-rpm',
-    version='4.16.1.3.210330.1',
-    license=' apache-2.0 AND (gpl-2.0 AND lgpl-2.0)',
+    name="rpm-inspector-rpm",
+    version="4.16.1.3.210404",
+    license=" apache-2.0 AND (gpl-2.0 AND lgpl-2.0)",
     description=desc,
     long_description=desc,
-    author='nexB',
-    author_email='info@aboutcode.org',
-    url='https://github.com/nexB/scancode-plugins',
-    packages=find_packages('src'),
-    package_dir={'': 'src'},
-    py_modules=[splitext(basename(path))[0] for path in glob('src/*.py')],
+    author="nexB",
+    author_email="info@aboutcode.org",
+    url="https://github.com/nexB/scancode-plugins",
+    packages=find_packages("src"),
+    package_dir={"": "src"},
+    py_modules=[splitext(basename(path))[0] for path in glob("src/*.py")],
     include_package_data=True,
     zip_safe=False,
     classifiers=[
         # complete classifier list: http://pypi.python.org/pypi?%3Aaction=list_classifiers
-        'Development Status :: 5 - Production/Stable',
-        'Intended Audience :: Developers',
-        'Topic :: Utilities',
+        "Development Status :: 5 - Production/Stable",
+        "Intended Audience :: Developers",
+        "Topic :: Utilities",
     ],
     keywords=[
-        'open source', 'packagedcode', 'scancode', 'rpm', 'rpmdb',
+        "open source", "packagedcode", "scancode", "rpm", "rpmdb",
     ],
     install_requires=[
-        'plugincode',
+        "plugincode",
     ],
     entry_points={
-        'scancode_location_provider': [
-            'rpm_inspector_rpm = rpm_inspector_rpm:RpmPaths',
+        "scancode_location_provider": [
+            "rpm_inspector_rpm = rpm_inspector_rpm:RpmPaths",
         ],
     },
-    cmdclass={'build': BuildRPM, 'develop': DevelopRPM}
+    cmdclass={"build": BuildRPM, "develop": DevelopRPM}
 )