diff --git a/activestorage-5.2.3.gem b/activestorage-5.2.3.gem
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diff --git a/rubygem-activestorage.spec b/rubygem-activestorage.spec
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+++ b/rubygem-activestorage.spec
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+%global gem_name activestorage
+%{?_with_bootstrap: %global bootstrap 1}
+%global bootstrap 1
+%bcond_with ffmpeg
+Name:                rubygem-%{gem_name}
+Version:             5.2.3
+Release:             1
+Summary:             Local and cloud file storage framework
+License:             MIT
+URL:                 http://rubyonrails.org
+Source0:             https://rubygems.org/gems/activestorage-5.2.3.gem
+Source1:             https://github.com/rails/rails/archive/v5.2.3.tar.gz
+BuildRequires:       ruby(release) rubygems-devel ruby
+%if ! 0%{?bootstrap}
+BuildRequires:       rubygem(actionpack) = %{version} rubygem(activerecord) = %{version}
+BuildRequires:       rubygem(activejob) = %{version} rubygem(railties) = %{version}
+BuildRequires:       rubygem(rails) = %{version} rubygem(sprockets-rails) rubygem(connection_pool)
+BuildRequires:       rubygem(mini_magick) rubygem(sqlite3)
+%{?with_ffmpeg:BuildRequires: %{_bindir}/ffmpeg}
+BuildRequires:       %{_bindir}/mutool %{_bindir}/pdftoppm
+%endif
+Suggests:            %{_bindir}/mutool
+Suggests:            %{_bindir}/pdftoppm
+Suggests:            %{_bindir}/ffmpeg
+BuildArch:           noarch
+%description
+Attach cloud and local files in Rails applications.
+
+%package doc
+Summary:             Documentation for %{name}
+Requires:            %{name} = %{version}-%{release}
+BuildArch:           noarch
+%description doc
+Documentation for %{name}.
+
+%prep
+%setup -q -n %{gem_name}-%{version}
+
+%build
+gem build ../%{gem_name}-%{version}.gemspec
+%gem_install
+
+%install
+mkdir -p %{buildroot}%{gem_dir}
+cp -a .%{gem_dir}/* \
+        %{buildroot}%{gem_dir}/
+
+%check
+%if ! 0%{?bootstrap}
+ln -s %{gem_dir}/specifications/rails-%{version}.gemspec .%{gem_dir}/gems/rails.gemspec
+ln -s %{gem_dir}/gems/railties-%{version}/ .%{gem_dir}/gems/railties
+ln -s %{gem_dir}/gems/activerecord-%{version}/ .%{gem_dir}/gems/activerecord
+ln -s %{gem_dir}/gems/activejob-%{version}/ .%{gem_dir}/gems/activejob
+ln -s %{gem_dir}/gems/actionpack-%{version}/ .%{gem_dir}/gems/actionpack
+ln -s %{gem_dir}/gems/activesupport-%{version}/ .%{gem_dir}/gems/activesupport
+ln -s ${PWD}%{gem_instdir} .%{gem_dir}/gems/%{gem_name}
+pushd .%{gem_dir}/gems/%{gem_name}
+tar xzvf %{SOURCE1}
+touch Gemfile
+echo 'gem "actionpack"' >> ../Gemfile
+echo 'gem "activerecord"' >> ../Gemfile
+echo 'gem "activejob"' >> ../Gemfile
+echo 'gem "sprockets-rails"' >> ../Gemfile
+echo 'gem "mini_magick"' >> ../Gemfile
+echo 'gem "rails"' >> ../Gemfile
+echo 'gem "sqlite3"' >> ../Gemfile
+cd rails-%{version}/%{gem_name}
+%if ! 0%{?with_ffmpeg}
+mv test/analyzer/video_analyzer_test.rb{,.disable}
+for f in \
+  models/preview \
+  models/representation \
+  previewer/video_previewer
+do
+sed -i '/^  test ".* an MP4 video" do$/,/^  end$/ s/^/#/g' \
+  test/${f}_test.rb
+done
+sed -i '/^  test "analyze newly-attached blobs" do$/,/^  end$/ s/^/#/g' \
+  test/models/attachments_test.rb
+%endif
+export RUBYOPT="-I${PWD}/../%{gem_name}/lib"
+export PATH="${PWD}/../%{gem_name}/exe:$PATH"
+export BUNDLE_GEMFILE=${PWD}/../Gemfile
+ruby -Ilib:test -e 'Dir.glob "./test/**/*_test.rb", &method(:require)'
+popd
+%endif
+
+%files
+%dir %{gem_instdir}
+%license %{gem_instdir}/MIT-LICENSE
+%{gem_instdir}/app
+%{gem_instdir}/config
+%{gem_instdir}/db
+%{gem_libdir}
+%exclude %{gem_cache}
+%{gem_spec}
+
+%files doc
+%doc %{gem_docdir}
+%doc %{gem_instdir}/CHANGELOG.md
+%doc %{gem_instdir}/README.md
+
+%changelog
+* Wed Aug 12 2020 chengzihan <chengzihan2@huawei.com> - 5.2.3-1
+- Package init
diff --git a/rubygem-activestorage.yaml b/rubygem-activestorage.yaml
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--- /dev/null
+++ b/rubygem-activestorage.yaml
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+version_control: NA
+src_repo: NA
+tag_prefix: NA
+seperator: NA
diff --git a/v5.2.3.tar.gz b/v5.2.3.tar.gz
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