init: Add homectl dbus access.

homectl is used in the systemd-homed-activate.service ExecStop.

Signed-off-by: Chris PeBenito <chpebeni@linux.microsoft.com>

policy/modules/system/init.te

@@ -1197,6 +1197,10 @@ ifdef(`init_systemd',`
 		# create /var/lock/lvm/
 		lvm_create_lock_dirs(initrc_t)
 	')
+
+	optional_policy(`
+		systemd_dbus_chat_homed(initrc_t)
+	')
 ')
 
 optional_policy(`

policy/modules/system/systemd.if

@@ -1113,6 +1113,27 @@ interface(`systemd_PrivateDevices',`
 	fs_read_tmpfs_symlinks($1)
 ')
 
+########################################
+## <summary>
+##   Send and receive messages from
+##   systemd homed over dbus.
+## </summary>
+## <param name="domain">
+##	<summary>
+##	Domain allowed access.
+##	</summary>
+## </param>
+#
+interface(`systemd_dbus_chat_homed',`
+	gen_require(`
+		type systemd_homed_t;
+		class dbus send_msg;
+	')
+
+	allow $1 systemd_homed_t:dbus send_msg;
+	allow systemd_homed_t $1:dbus send_msg;
+')
+
 ######################################
 ## <summary>
 ##   Read and write systemd-homework semaphores.