shutdown, roles: use user exec domain attribute

Signed-off-by: Kenton Groombridge <me@concord.sh>

policy/modules/admin/shutdown.if

@@ -4,26 +4,41 @@
 ## <summary>
 ##	Role access for shutdown.
 ## </summary>
-## <param name="role">
+## <param name="role_prefix">
 ##	<summary>
-##	Role allowed access.
+##	The prefix of the user role (e.g., user
+##	is the prefix for user_r).
 ##	</summary>
 ## </param>
-## <param name="domain">
+## <param name="user_domain">
 ##	<summary>
 ##	User domain for the role.
 ##	</summary>
 ## </param>
+## <param name="user_exec_domain">
+##	<summary>
+##	User exec domain for execute and transition access.
+##	</summary>
+## </param>
+## <param name="role">
+##	<summary>
+##	Role allowed access
+##	</summary>
+## </param>
 #
-interface(`shutdown_role',`
+template(`shutdown_role',`
 	gen_require(`
 		type shutdown_t;
 	')
 
-	shutdown_run($2, $1)
+	shutdown_run($3, $4)
 
-	allow $2 shutdown_t:process { ptrace signal_perms };
-	ps_process_pattern($2, shutdown_t)
+	allow $3 shutdown_t:process { ptrace signal_perms };
+	ps_process_pattern($3, shutdown_t)
+
+	optional_policy(`
+		systemd_user_app_status($1, shutdown_t)
+	')
 ')
 
 ########################################

policy/modules/roles/sysadm.te

@@ -955,7 +955,7 @@ optional_policy(`
 ')
 
 optional_policy(`
-	shutdown_role(sysadm_r, sysadm_t)
+	shutdown_role(sysadm, sysadm_t, sysadm_application_exec_domain, sysadm_r)
 ')
 
 optional_policy(`