diff --git a/cool.io-1.7.1.gem b/cool.io-1.7.1.gem
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diff --git a/rubygem-cool.io.spec b/rubygem-cool.io.spec
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+%global _empty_manifest_terminate_build 0
+%global gem_name cool.io
+Name:		rubygem-cool.io
+Version:	1.7.1
+Release:	1
+Summary:	A cool framework for doing high performance I/O in Ruby
+License:	MIT
+URL:		http://coolio.github.com
+Source0:	https://rubygems.org/gems/cool.io-1.7.1.gem
+
+BuildRequires:	ruby
+BuildRequires:	ruby-devel
+BuildRequires:	rubygems
+BuildRequires:	rubygems-devel
+BuildRequires:	gcc
+BuildRequires:	gdb rsync
+Provides:	rubygem-cool.io
+
+%description
+Cool.io provides a high performance event framework for Ruby which uses the libev C library
+
+%package help
+Summary:	Development documents and examples for cool.io
+Provides:	rubygem-cool.io-doc
+BuildArch: noarch
+
+%description help
+Cool.io provides a high performance event framework for Ruby which uses the libev C library
+
+%prep
+%autosetup -n %{gem_name}-%{version}
+gem spec %{SOURCE0} -l --ruby > cool.io.gemspec
+
+%build
+gem build cool.io.gemspec
+%gem_install
+
+%install
+mkdir -p %{buildroot}%{gem_dir}
+cp -a .%{gem_dir}/* %{buildroot}%{gem_dir}/
+rsync -a --exclude=".*" .%{gem_dir}/* %{buildroot}%{gem_dir}/
+if [ -d .%{_bindir} ]; then
+	mkdir -p %{buildroot}%{_bindir}
+	cp -a .%{_bindir}/* %{buildroot}%{_bindir}/
+fi
+if [ -d ext ]; then
+	mkdir -p %{buildroot}%{gem_extdir_mri}/%{gem_name}
+	if [ -d .%{gem_extdir_mri}/%{gem_name} ]; then
+		cp -a .%{gem_extdir_mri}/%{gem_name}/*.so %{buildroot}%{gem_extdir_mri}/%{gem_name}
+	else
+		cp -a .%{gem_extdir_mri}/*.so %{buildroot}%{gem_extdir_mri}/%{gem_name}
+fi
+	cp -a .%{gem_extdir_mri}/gem.build_complete %{buildroot}%{gem_extdir_mri}/
+	rm -rf %{buildroot}%{gem_instdir}/ext/
+fi
+pushd %{buildroot}
+rm -rf %{buildroot}%{gem_instdir}/{.gitignore,.rspec,.travis.yml}
+touch filelist.lst
+if [ -d %{buildroot}%{_bindir} ]; then
+	find .%{_bindir} -type f -printf "/%h/%f\n" >> filelist.lst
+fi
+popd
+mv %{buildroot}/filelist.lst .
+
+%files -n rubygem-cool.io -f filelist.lst
+%dir %{gem_instdir}
+%{gem_instdir}/*
+%{gem_extdir_mri}
+%exclude %{gem_cache}
+%{gem_spec}
+
+%files help
+%{gem_docdir}/*
+
+%changelog
+* Mon Aug 02 2021 wutao <wutao61@huawei.com> - 1.7.1-1
+- Package init