[gentoo-commits] proj/hardened-refpolicy:master commit in: policy/modules/services/

[Jason Zaman]

commit:     dec4d917db0fc74b940f6e21dc10d41f99920f7a
Author:     Kenton Groombridge <me <AT> concord <DOT> sh>
AuthorDate: Sat Nov 13 01:33:52 2021 +0000
Commit:     Jason Zaman <perfinion <AT> gentoo <DOT> org>
CommitDate: Sun Jan 30 01:12:42 2022 +0000
URL:        https://gitweb.gentoo.org/proj/hardened-refpolicy.git/commit/?id=dec4d917

container: add tunable for containers to manage cgroups

systemd running inside containers needs to be able to manage cgroups.
Add this feature behind a tunable.

Signed-off-by: Kenton Groombridge <me <AT> concord.sh>
Signed-off-by: Jason Zaman <perfinion <AT> gentoo.org>

 policy/modules/services/container.te | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/policy/modules/services/container.te b/policy/modules/services/container.te
index 87ceaeda..015d9f2d 100644
--- a/policy/modules/services/container.te
+++ b/policy/modules/services/container.te
@@ -1,5 +1,14 @@
 policy_module(container)
 
+## <desc>
+##	<p>
+##	Allow containers to manage cgroups.
+##	This is required for systemd to run inside
+##	containers.
+##	</p>
+## </desc>
+gen_tunable(container_manage_cgroup, false)
+
 ########################################
 #
 # Declarations
@@ -202,6 +211,11 @@ mta_dontaudit_read_spool_symlinks(container_domain)
 
 container_use_container_ptys(container_domain)
 
+tunable_policy(`container_manage_cgroup',`
+	fs_manage_cgroup_dirs(container_domain)
+	fs_manage_cgroup_files(container_domain)
+')
+
 optional_policy(`
 	udev_read_runtime_files(container_domain)
 ')
@@ -280,7 +294,6 @@ dev_read_urand(container_t)
 files_read_kernel_modules(container_t)
 
 fs_mount_cgroup(container_t)
-fs_manage_cgroup_dirs(container_t)
 fs_rw_cgroup_files(container_t)
 
 auth_use_nsswitch(container_t)