debian-selinux-policies/policy/modules/shutdown.if

## <summary>System shutdown command.</summary>

########################################
## <summary>
##	Role access for shutdown.
## </summary>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <param name="domain">
##	<summary>
##	User domain for the role.
##	</summary>
## </param>
#
interface(`shutdown_role',`
	gen_require(`
		type shutdown_t;
	')

	shutdown_run($2, $1)

	allow $2 shutdown_t:process { ptrace signal_perms };
	ps_process_pattern($2, shutdown_t)
')

########################################
## <summary>
##	Execute a domain transition to run shutdown.
## </summary>
## <param name="domain">
## <summary>
##	Domain allowed to transition.
## </summary>
## </param>
#
interface(`shutdown_domtrans',`
	gen_require(`
		type shutdown_t, shutdown_exec_t;
	')

	corecmd_search_bin($1)
	domtrans_pattern($1, shutdown_exec_t, shutdown_t)
')

########################################
## <summary>
##	Execute shutdown in the shutdown
##	domain, and allow the specified role
##	the shutdown domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
#
interface(`shutdown_run',`
	gen_require(`
		attribute_role shutdown_roles;
	')

	shutdown_domtrans($1)
	roleattribute $2 shutdown_roles;
')

########################################
## <summary>
##	Send generic signals to shutdown.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`shutdown_signal',`
	gen_require(`
		type shutdown_t;
	')

	allow shutdown_t $1:process signal;
')

########################################
## <summary>
##	Get attributes of shutdown executable files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`shutdown_getattr_exec_files',`
	gen_require(`
		type shutdown_exec_t;
	')

	corecmd_search_bin($1)
	allow $1 shutdown_exec_t:file getattr_file_perms;
')