diff --git a/hashdiff-0.3.2.gem b/hashdiff-0.3.2.gem
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diff --git a/rubygem-hashdiff.spec b/rubygem-hashdiff.spec
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+%global gem_name hashdiff
+Name:                rubygem-%{gem_name}
+Version:             0.3.2
+Release:             1
+Summary:             HashDiff is a diff lib to compute the smallest difference between two hashes
+License:             MIT
+URL:                 https://github.com/liufengyun/hashdiff
+Source0:             https://rubygems.org/gems/hashdiff-%{version}.gem
+BuildRequires:       ruby(release) rubygems-devel ruby >= 1.8.7 rubygem(rspec)
+BuildArch:           noarch
+%description
+HashDiff is a diff lib to compute the smallest difference between two hashes.
+
+%package doc
+Summary:             Documentation for %{name}
+Requires:            %{name} = %{version}-%{release}
+BuildArch:           noarch
+%description doc
+Documentation for %{name}.
+
+%prep
+gem unpack %{SOURCE0}
+%setup -q -D -T -n  %{gem_name}-%{version}
+gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
+
+%build
+gem build %{gem_name}.gemspec
+%gem_install
+
+%install
+mkdir -p %{buildroot}%{gem_dir}
+cp -a .%{gem_dir}/* \
+        %{buildroot}%{gem_dir}/
+
+%check
+pushd .%{gem_instdir}
+rspec spec
+popd
+
+%files
+%dir %{gem_instdir}
+%exclude %{gem_instdir}/.*
+%license %{gem_instdir}/LICENSE
+%exclude %{gem_instdir}/hashdiff.gemspec
+%{gem_libdir}
+%exclude %{gem_cache}
+%{gem_spec}
+
+%files doc
+%doc %{gem_docdir}
+%{gem_instdir}/Gemfile
+%doc %{gem_instdir}/README.md
+%{gem_instdir}/Rakefile
+%doc %{gem_instdir}/changelog.md
+%{gem_instdir}/spec
+
+%changelog
+* Mon Aug 10 2020 yanan li <liyanan032@huawei.com> - 0.3.2-1
+- Package init
diff --git a/rubygem-hashdiff.yaml b/rubygem-hashdiff.yaml
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+git_url: https://github.com/liufengyun/hashdiff.git
+version_control: github
+src_repo: liufengyun/hashdiff
+tag_prefix: "^v"
+seperator: "."