diff --git a/.gitignore b/.gitignore
index 82c8ff8..775f0fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 /libcgroup-0.41.tar.bz2
 /libcgroup-v0.42.1.tar.gz
 /libcgroup-v0.42.2.tar.gz
+/libcgroup-v2.0.tar.gz
+/3c0c7b164b4221d78459fccdd49643a5dcb3f73d.tar.gz
diff --git a/libcgroup-0.37-chmod.patch b/libcgroup-0.37-chmod.patch
index c5d25c2..efe12ce 100644
--- a/libcgroup-0.37-chmod.patch
+++ b/libcgroup-0.37-chmod.patch
@@ -1,8 +1,8 @@
 diff --git a/src/api.c b/src/api.c
-index 24ae48d..54a6736 100644
+index 4a980a1..df9afe8 100644
 --- a/src/api.c
 +++ b/src/api.c
-@@ -159,6 +159,10 @@ static int cg_chown_file(FTS *fts, FTSENT *ent, uid_t owner, gid_t group)
+@@ -170,6 +170,10 @@ static int cg_chown_file(FTS *fts, FTSENT *ent, uid_t owner, gid_t group)
  	return ret;
  }
  
@@ -13,7 +13,7 @@ index 24ae48d..54a6736 100644
  /*
   * TODO: Need to decide a better place to put this function.
   */
-@@ -166,6 +170,8 @@ static int cg_chown_recursive(char **path, uid_t owner, gid_t group)
+@@ -177,6 +181,8 @@ static int cg_chown_recursive(char **path, uid_t owner, gid_t group)
  {
  	int ret = 0;
  	FTS *fts;
@@ -22,7 +22,7 @@ index 24ae48d..54a6736 100644
  
  	cgroup_dbg("chown: path is %s\n", *path);
  	fts = fts_open(path, FTS_PHYSICAL | FTS_NOCHDIR |
-@@ -183,6 +189,7 @@ static int cg_chown_recursive(char **path, uid_t owner, gid_t group)
+@@ -194,6 +200,7 @@ static int cg_chown_recursive(char **path, uid_t owner, gid_t group)
  			cgroup_warn("Warning: fts_read failed\n");
  			break;
  		}
diff --git a/libcgroup-0.40.rc1-coverity.patch b/libcgroup-0.40.rc1-coverity.patch
index b75a230..db8847a 100644
--- a/libcgroup-0.40.rc1-coverity.patch
+++ b/libcgroup-0.40.rc1-coverity.patch
@@ -1,5 +1,5 @@
 diff --git a/src/config.c b/src/config.c
-index 3ffa263..b5d51b3 100644
+index 1306033..88cc5dd 100644
 --- a/src/config.c
 +++ b/src/config.c
 @@ -326,7 +326,7 @@ int config_group_task_perm(char *perm_type, char *value, int flag)
@@ -59,21 +59,3 @@ index 4cef53e..90920d1 100644
  	struct sockaddr_nl my_nla;
  	char buff[BUFF_SIZE];
  	int rc = -1;
-diff --git a/src/tools/lscgroup.c b/src/tools/lscgroup.c
-index bfb1724..d15a0c2 100644
---- a/src/tools/lscgroup.c
-+++ b/src/tools/lscgroup.c
-@@ -96,11 +96,11 @@ static int display_controller_data(char *input_path, char *controller, char *nam
- 	if (ret != 0)
- 		return ret;
- 
--	strncpy(cgroup_dir_path, info.full_path, FILENAME_MAX);
-+	strncpy(cgroup_dir_path, info.full_path, FILENAME_MAX - 1);
- 	/* remove problematic  '/' characters from cgroup directory path*/
- 	trim_filepath(cgroup_dir_path);
- 
--	strncpy(input_dir_path, input_path, FILENAME_MAX);
-+	strncpy(input_dir_path, input_path, FILENAME_MAX - 1);
- 
- 	/* remove problematic  '/' characters from input directory path*/
- 	trim_filepath(input_dir_path);
diff --git a/libcgroup-0.40.rc1-fread.patch b/libcgroup-0.40.rc1-fread.patch
index c02d824..aec1e98 100644
--- a/libcgroup-0.40.rc1-fread.patch
+++ b/libcgroup-0.40.rc1-fread.patch
@@ -1,8 +1,8 @@
 diff --git a/src/api.c b/src/api.c
-index 54a6736..1557393 100644
+index df9afe8..537cf10 100644
 --- a/src/api.c
 +++ b/src/api.c
-@@ -2482,29 +2482,29 @@ static int cg_rd_ctrl_file(const char *subsys, const char *cgroup,
+@@ -2981,29 +2981,29 @@ static int cg_rd_ctrl_file(const char *subsys, const char *cgroup,
  					const char *file, char **value)
  {
  	char path[FILENAME_MAX];
@@ -39,7 +39,7 @@ index 54a6736..1557393 100644
  	if (ret < 0) {
  		free(*value);
  		*value = NULL;
-@@ -2514,7 +2514,7 @@ static int cg_rd_ctrl_file(const char *subsys, const char *cgroup,
+@@ -3013,7 +3013,7 @@ static int cg_rd_ctrl_file(const char *subsys, const char *cgroup,
  			(*value)[ret-1] = '\0';
  	}
  
diff --git a/libcgroup-0.40.rc1-templates-fix.patch b/libcgroup-0.40.rc1-templates-fix.patch
index bae04cb..1fc9fd0 100644
--- a/libcgroup-0.40.rc1-templates-fix.patch
+++ b/libcgroup-0.40.rc1-templates-fix.patch
@@ -1,8 +1,8 @@
 diff --git a/src/api.c b/src/api.c
-index 1557393..318a438 100644
+index 537cf10..483eabc 100644
 --- a/src/api.c
 +++ b/src/api.c
-@@ -3457,10 +3457,10 @@ int cgroup_change_cgroup_flags(uid_t uid, gid_t gid,
+@@ -3959,10 +3959,10 @@ int cgroup_change_cgroup_flags(uid_t uid, gid_t gid,
  						available, "%d", pid);
  					break;
  				case 'p':
diff --git a/libcgroup-tests-unbundle-gtest.patch b/libcgroup-tests-unbundle-gtest.patch
new file mode 100644
index 0000000..5db99b6
--- /dev/null
+++ b/libcgroup-tests-unbundle-gtest.patch
@@ -0,0 +1,32 @@
+diff --git a/tests/gunit/Makefile.am b/tests/gunit/Makefile.am
+index 654002c..96399e9 100644
+--- a/tests/gunit/Makefile.am
++++ b/tests/gunit/Makefile.am
+@@ -22,8 +22,6 @@
+ AM_CPPFLAGS = -I$(top_srcdir)/include \
+ 	      -I$(top_srcdir)/src \
+ 	      -I$(top_srcdir)/src/tools \
+-	      -I$(top_builddir)/googletest/googletest/include \
+-	      -I$(top_builddir)/googletest/googletest \
+ 	      -std=c++11 \
+ 	      -Wno-write-strings \
+ 	      -DSTATIC= \
+@@ -31,10 +29,7 @@ AM_CPPFLAGS = -I$(top_srcdir)/include \
+ LDADD = $(top_builddir)/src/.libs/libcgroupfortesting.la \
+ 	$(top_builddir)/src/tools/.libs/libcgset.la
+ 
+-EXTRA_DIST = $(top_srcdir)/googletest/googletest/libgtest.so \
+-	     $(top_srcdir)/googletest/googletest/libgtest_main.so \
+-	     $(top_srcdir)/googletest/googletest/include \
+-	     libcgroup_unittest.map
++EXTRA_DIST = libcgroup_unittest.map
+ 
+ check_PROGRAMS = gtest
+ TESTS = gtest
+@@ -56,5 +51,4 @@ gtest_SOURCES = gtest.cpp \
+ 		014-cgroupv2_get_subtree_control.cpp \
+ 		015-cgroupv2_controller_enabled.cpp \
+ 		016-cgset_parse_r_flag.cpp
+-gtest_LDFLAGS = -L$(top_builddir)/googletest/googletest -l:libgtest.so \
+-		-rpath $(abs_top_builddir)/googletest/googletest
++gtest_LDFLAGS = -l:libgtest.so
diff --git a/libcgroup.spec b/libcgroup.spec
index 3468a05..c829cfd 100644
--- a/libcgroup.spec
+++ b/libcgroup.spec
@@ -1,22 +1,31 @@
+%bcond_with tests
+
+%global tests_commit 3c0c7b164b4221d78459fccdd49643a5dcb3f73d
+
 Summary: Library to control and monitor control groups
 Name: libcgroup
-Version: 0.42.2
-Release: 5%{?dist}
+Version: 2.0
+Release: 1%{?dist}
 License: LGPLv2+
 URL: http://libcg.sourceforge.net/
 Source0: https://github.com/%{name}/%{name}/archive/v%{version}/%{name}-v%{version}.tar.gz
-Source1: cgconfig.service
+Source1: https://github.com/%{name}/%{name}-tests/archive/%{tests_commit}.tar.gz
+Source2: cgconfig.service
 
 Patch0: fedora-config.patch
 Patch1: libcgroup-0.37-chmod.patch
 Patch2: libcgroup-0.40.rc1-coverity.patch
 Patch3: libcgroup-0.40.rc1-fread.patch
 Patch4: libcgroup-0.40.rc1-templates-fix.patch
+Patch5: libcgroup-tests-unbundle-gtest.patch
 
 BuildRequires: autoconf, automake, libtool
 BuildRequires: gcc, gcc-c++
 BuildRequires: byacc, coreutils, flex, pam-devel, systemd-units
 BuildRequires: make
+%if %{with tests}
+BuildRequires: gtest-devel
+%endif
 Requires(pre): shadow-utils
 Requires(post): systemd
 Requires(preun): systemd
@@ -61,6 +70,10 @@ provide scripts to manage that configuration.
 %patch3 -p1 -b .fread
 %patch4 -p1 -b .templates-fix
 
+%setup -D -T -a 1
+mv -T %{name}-tests-%{tests_commit} tests
+%patch5 -p1 -b .tests-unbundle-gtest
+
 %build
 autoreconf -vif
 %configure --enable-pam-module-dir=%{_libdir}/security \
@@ -90,9 +103,14 @@ rm -f $RPM_BUILD_ROOT/%{_mandir}/man8/cgrulesengd.8*
 
 # install unit and sysconfig files
 install -d ${RPM_BUILD_ROOT}%{_unitdir}
-install -m 644 %SOURCE1 ${RPM_BUILD_ROOT}%{_unitdir}/
+install -m 644 %SOURCE2 ${RPM_BUILD_ROOT}%{_unitdir}/
 install -d ${RPM_BUILD_ROOT}%{_sysconfdir}/sysconfig
 
+%check
+%if %{with tests}
+make -C tests/gunit check
+%endif
+
 %pre
 getent group cgred >/dev/null || groupadd -r cgred
 
@@ -120,6 +138,7 @@ getent group cgred >/dev/null || groupadd -r cgred
 %license COPYING
 %doc README
 %{_libdir}/libcgroup.so.1*
+%{_libdir}/libcgset.so.0*
 
 %files tools
 %{!?_licensedir:%global license %%doc}
@@ -156,9 +175,14 @@ getent group cgred >/dev/null || groupadd -r cgred
 %{_includedir}/libcgroup.h
 %{_includedir}/libcgroup/*.h
 %{_libdir}/libcgroup.so
+%{_libdir}/libcgset.so
 %{_libdir}/pkgconfig/libcgroup.pc
 
 %changelog
+* Sun May 16 2021 Nikola Forró <nforro@redhat.com> - 2.0-1
+- resolves: #1953968
+  new upstream release 2.0
+
 * Tue Mar 02 2021 Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> - 0.42.2-5
 - Rebuilt for updated systemd-rpm-macros
   See https://pagure.io/fesco/issue/2583.
diff --git a/sources b/sources
index ee6ea77..5fa79b2 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
-SHA512 (libcgroup-v0.42.2.tar.gz) = 4dadb4060ff8b05beaa8133a51325b88c48e4552cb7721787dd2be0ee728ea628012f07126ebc1383df7a06205c4ccc4840501a87e8d6793e9dc82ea3969d475
+SHA512 (libcgroup-v2.0.tar.gz) = 22d867c6ff939d919c14d0e4af68b747bc21e9760344f12e9ed52574173d46822e85bace3976addd8a2826b4a985507eb78eb54c10df07442232bde30ba2181e
+SHA512 (3c0c7b164b4221d78459fccdd49643a5dcb3f73d.tar.gz) = db69e13f1814134bdc73af64e07adf7097da284a82d4733209b955f59bacd7970e223408703dff59f358b11b4fd7bdb6b6adab759065a40cc098802f90c0afce