diff --git a/rust-zram-generator.spec b/rust-zram-generator.spec
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+%define anolis_release 1
+%global crate zram-generator
+
+Name:		rust-zram-generator
+Version:	1.1.2
+Release:	%{anolis_release}%{?dist}
+Summary:	Systemd unit generator for zram swap devices
+
+License:	MIT
+URL:		https://crates.io/crates/zram-generator
+Source0:	https://github.com/systemd/zram-generator/archive/refs/tags/v1.1.2.tar.gz
+Source1:        zram-generator.conf
+
+BuildRequires:	rust-packaging > 21
+
+# The following build dependencies are the software required for the check.
+BuildRequires:	rust-ctor+default-devel rust-ctor-devel rust-nix-devel
+BuildRequires:	rust-fs_extra-devel rust-fs_extra+default-devel rust-nix+default-devel
+BuildRequires:	rust-tempfile+default-devel
+
+%description
+This is a systemd unit generator that enables swap on zram.
+(With zram, there is no physical swap device. Part of the available RAM
+is used to store compressed pages, essentially trading CPU cycles for memory.)
+
+%package        devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description 	devel
+%{description}
+This package contains library source intended for building other packages which
+use the "%{crate}" crate.
+
+%package 	-n zram-generator
+Summary:	Systemd unit generator for zram swap devices
+	
+%description 	-n zram-generator
+%{description}
+
+%package 	-n zram-generator-defaults
+Summary:        Default configuration for zram-generator
+Requires:       zram-generator = %{version}-%{release}
+Obsoletes:      zram < 0.4-2
+BuildArch:      noarch
+
+%description 	-n zram-generator-defaults
+%{summary}.
+
+%package     	-n %{name}+default-devel
+Summary:        %{summary}
+BuildArch:      noarch
+
+%description 	-n %{name}+default-devel
+%{description}
+This package contains library source intended for building other packages
+which use "default" feature of "%{crate}" crate.
+
+%prep
+%autosetup -n zram-generator-%{version} -p1
+cp -a  %{SOURCE1} ./
+
+%cargo_prep
+%generate_buildrequires
+%cargo_generate_buildrequires
+echo '/usr/bin/make'
+echo '/usr/bin/ronn'
+echo 'systemd-rpm-macros'
+
+%build
+export SYSTEMD_UTIL_DIR=%{_systemd_util_dir}
+export LC_ALL=C.UTF-8
+%cargo_build
+%make_build SYSTEMD_SYSTEM_UNIT_DIR=%{_unitdir} SYSTEMD_SYSTEM_GENERATOR_DIR=%{_systemdgeneratordir} \
+  systemd-service man
+
+%install
+export SYSTEMD_UTIL_DIR=%{_systemd_util_dir}
+%cargo_install
+rm %{buildroot}%{_bindir}/zram-generator
+%make_install SYSTEMD_SYSTEM_UNIT_DIR=%{_unitdir} SYSTEMD_SYSTEM_GENERATOR_DIR=%{_systemdgeneratordir} \
+  NOBUILD=1
+ 
+install -Dpm0644 -t %{buildroot}%{_prefix}/lib/systemd %{SOURCE1}
+
+%check
+export SYSTEMD_UTIL_DIR=%{_systemd_util_dir}
+cargo test
+: ==============================================================================
+%{buildroot}%{_systemdgeneratordir}/zram-generator --help
+: ==============================================================================
+%{buildroot}%{_systemdgeneratordir}/zram-generator --help | grep -q %{_systemd_util_dir}/systemd-makefs
+
+%files		devel
+%license LICENSE
+%doc README.md
+%{cargo_registry}/%{crate}-%{version_no_tilde}/
+
+%files		-n zram-generator
+%license LICENSE
+%doc zram-generator.conf.example README.md
+%{_systemdgeneratordir}/zram-generator
+%{_unitdir}/systemd-zram-setup@.service
+%{_mandir}/man8/zram-generator.8*
+%{_mandir}/man5/zram-generator.conf.5*
+
+%files 		-n zram-generator-defaults
+%{_prefix}/lib/systemd/zram-generator.conf
+
+%files		-n %{name}+default-devel
+%ghost %{cargo_registry}/%{crate}-%{version_no_tilde}/Cargo.toml
+
+%changelog
+* Wed Apr 20 2022 happy_orange <songnannan@linux.alibaba.com> - 1.1.2-1
+- Init package from upstream
diff --git a/v1.1.2.tar.gz b/v1.1.2.tar.gz
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index 0000000000000000000000000000000000000000..9a83b41cffb3af84ba9e1020046a6eceddb2fdd9
Binary files /dev/null and b/v1.1.2.tar.gz differ
diff --git a/zram-generator.conf b/zram-generator.conf
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index 0000000000000000000000000000000000000000..bc520955c39e1609e80791cdff5b7cfce851908a
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+++ b/zram-generator.conf
@@ -0,0 +1,8 @@
+# This config file enables a /dev/zram0 device with the default settings:
+# — size — same as available RAM or 8GB, whichever is less
+# — compression — most likely lzo-rle
+#
+# To disable, uninstall zram-generator-defaults or create empty
+# /etc/systemd/zram-generator.conf file.
+[zram0]
+zram-size = min(ram, 8192)