selinux-policy/refpolicy/policy/modules/services/apm.te

policy_module(apm,1.2.0)

########################################
#
# Declarations
#
type apmd_t;
type apmd_exec_t;
init_daemon_domain(apmd_t,apmd_exec_t)

type apm_t;
domain_type(apm_t)
role system_r types apm_t;

type apm_exec_t;
domain_entry_file(apm_t,apm_exec_t)

type apmd_log_t;
logging_log_file(apmd_log_t)

type apmd_tmp_t;
files_tmp_file(apmd_tmp_t)

type apmd_var_run_t;
files_pid_file(apmd_var_run_t)

ifdef(`distro_redhat',`
	type apmd_lock_t;
	files_lock_file(apmd_lock_t)
')

ifdef(`distro_suse',`
	type apmd_var_lib_t;
	files_type(apmd_var_lib_t)
')

########################################
#
# apm client Local policy
#

allow apm_t self:capability { dac_override sys_admin };

kernel_read_system_state(apm_t)

dev_rw_apm_bios(apm_t)

fs_getattr_xattr_fs(apm_t)

term_use_all_terms(apm_t)

domain_use_wide_inherit_fd(apm_t)

libs_use_ld_so(apm_t)
libs_use_shared_libs(apm_t)

logging_send_syslog_msg(apm_t)

########################################
#
# apm daemon Local policy
#

# mknod: controlling an orderly resume of PCMCIA requires creating device
# nodes 254,{0,1,2} for some reason.
allow apmd_t self:capability { sys_admin sys_nice sys_time kill mknod };
dontaudit apmd_t self:capability { setuid dac_override dac_read_search sys_tty_config };
allow apmd_t self:process { signal_perms getsession };
allow apmd_t self:fifo_file rw_file_perms;
allow apmd_t self:unix_dgram_socket create_socket_perms;
allow apmd_t self:unix_stream_socket create_stream_socket_perms;

allow apmd_t apmd_log_t:file create_file_perms;
logging_filetrans_log(apmd_t,apmd_log_t)

allow apmd_t apmd_tmp_t:dir create_dir_perms;
allow apmd_t apmd_tmp_t:file create_file_perms;
files_filetrans_tmp(apmd_t, apmd_tmp_t, { file dir })

allow apmd_t apmd_var_run_t:dir rw_dir_perms;
allow apmd_t apmd_var_run_t:file create_file_perms;
allow apmd_t apmd_var_run_t:sock_file create_file_perms;
files_filetrans_pid(apmd_t, apmd_var_run_t, { file sock_file })

kernel_read_kernel_sysctls(apmd_t)
kernel_rw_all_sysctls(apmd_t)
kernel_read_system_state(apmd_t)

dev_read_realtime_clock(apmd_t)
dev_read_urand(apmd_t)
dev_rw_apm_bios(apmd_t)
dev_rw_sysfs(apmd_t)
dev_dontaudit_getattr_all_chr_files(apmd_t) # Excessive?
dev_dontaudit_getattr_all_blk_files(apmd_t) # Excessive?

fs_dontaudit_list_tmpfs(apmd_t)
fs_getattr_all_fs(apmd_t)
fs_search_auto_mountpoints(apmd_t)
fs_dontaudit_getattr_all_files(apmd_t); # Excessive?
fs_dontaudit_getattr_all_symlinks(apmd_t); # Excessive?
fs_dontaudit_getattr_all_pipes(apmd_t); # Excessive?
fs_dontaudit_getattr_all_sockets(apmd_t); # Excessive?

selinux_search_fs(apmd_t)

term_dontaudit_use_console(apmd_t)

corecmd_exec_bin(apmd_t)
corecmd_exec_sbin(apmd_t)
corecmd_exec_ls(apmd_t)

domain_exec_all_entry_files(apmd_t)
domain_read_all_domains_state(apmd_t)
domain_use_wide_inherit_fd(apmd_t)
domain_dontaudit_getattr_all_sockets(apmd_t)
domain_dontaudit_getattr_all_key_sockets(apmd_t) # Excessive?
domain_dontaudit_list_all_domains_state(apmd_t) # Excessive?

files_exec_etc_files(apmd_t)
files_read_etc_runtime_files(apmd_t)
files_dontaudit_getattr_all_files(apmd_t) # Excessive?
files_dontaudit_getattr_all_symlinks(apmd_t) # Excessive?
files_dontaudit_getattr_all_pipes(apmd_t) # Excessive?
files_dontaudit_getattr_all_sockets(apmd_t) # Excessive?

init_domtrans_script(apmd_t)
init_use_fd(apmd_t)
init_use_script_ptys(apmd_t)
init_rw_utmp(apmd_t)
init_write_initctl(apmd_t)

libs_exec_ld_so(apmd_t)
libs_use_ld_so(apmd_t)
libs_exec_lib_files(apmd_t)
libs_use_shared_libs(apmd_t)

logging_send_syslog_msg(apmd_t)

miscfiles_read_localization(apmd_t)
miscfiles_read_hwdata(apmd_t)

modutils_domtrans_insmod(apmd_t)
modutils_read_module_config(apmd_t)

seutil_dontaudit_read_config(apmd_t)

userdom_dontaudit_use_unpriv_user_fd(apmd_t)
userdom_dontaudit_search_sysadm_home_dir(apmd_t)
userdom_dontaudit_search_all_users_home(apmd_t) # Excessive?

ifdef(`distro_redhat',`
	allow apmd_t apmd_lock_t:file create_file_perms;
	files_filetrans_lock(apmd_t,apmd_lock_t)

	can_exec(apmd_t, apmd_var_run_t)

	# ifconfig_exec_t needs to be run in its own domain for Red Hat
	optional_policy(`sysnetwork',`
		sysnet_domtrans_ifconfig(apmd_t)
	')

	optional_policy(`iptables',`
		iptables_domtrans(apmd_t)
	')

	optional_policy(`netutils',`
		netutils_domtrans(apmd_t)
	')

',`
	# for ifconfig which is run all the time
	kernel_dontaudit_search_sysctl(apmd_t)
')

ifdef(`distro_suse',`
	allow apmd_t apmd_var_lib_t:file create_file_perms;
	allow apmd_t apmd_var_lib_t:dir create_dir_perms;
	files_filetrans_var_lib(apmd_t,apmd_var_lib_t)
')

ifdef(`targeted_policy',`
	term_dontaudit_use_unallocated_ttys(apmd_t)
	term_dontaudit_use_generic_ptys(apmd_t)
	files_dontaudit_read_root_files(apmd_t)
	unconfined_domain(apmd_t)
')

optional_policy(`automount',`
	automount_domtrans(apmd_t)
')

optional_policy(`clock',`
	clock_domtrans(apmd_t)
	clock_rw_adjtime(apmd_t)
')

optional_policy(`cron',`
	cron_system_entry(apmd_t, apmd_exec_t)
	cron_anacron_domtrans_system_job(apmd_t)
')

optional_policy(`dbus',`
	dbus_stub(apmd_t)

	optional_policy(`networkmanager',`
		networkmanager_dbus_chat(apmd_t)
	')
')

optional_policy(`logrotate',`
	logrotate_use_fd(apmd_t)
')

optional_policy(`mta',`
	mta_send_mail(apmd_t)
')

optional_policy(`nscd',`
	nscd_socket_use(apmd_t)
')

optional_policy(`pcmcia',`
	pcmcia_domtrans_cardmgr(apmd_t)
	pcmcia_domtrans_cardctl(apmd_t)
')

optional_policy(`selinuxutil',`
	seutil_sigchld_newrole(apmd_t)
')

optional_policy(`udev',`
	udev_read_db(apmd_t)
	udev_read_state(apmd_t) #necessary?
')

ifdef(`TODO',`
allow apmd_t proc_t:file write;
allow apmd_t user_tty_type:chr_file { ioctl read getattr lock write append };
optional_policy(`cron',`
	allow apmd_t crond_t:fifo_file { getattr read write ioctl };
')
')