policy_module(init,1.6.1)

gen_require(`

	class passwd rootok;

')

########################################

#

# Declarations

#

ifdef(`targeted_policy',`

## <desc>

## 

## Allow all daemons the ability to use unallocated ttys

## 

## </desc>

gen_tunable(allow_daemons_use_tty,false)

')

# used for direct running of init scripts

# by admin domains

attribute direct_run_init;

attribute direct_init;

attribute direct_init_entry;

# Mark process types as daemons

attribute daemon;

#

# init_t is the domain of the init process.

#

type init_t;

type init_exec_t;

domain_type(init_t)

domain_entry_file(init_t,init_exec_t)

kernel_domtrans_to(init_t,init_exec_t)

role system_r types init_t;

#

# init_var_run_t is the type for /var/run/shutdown.pid.

#

type init_var_run_t;

files_pid_file(init_var_run_t)

#

# initctl_t is the type of the named pipe created 

# by init during initialization.  This pipe is used

# to communicate with init.

#

type initctl_t;

files_type(initctl_t)

mls_trusted_object(initctl_t)

type initrc_t;

type initrc_exec_t;

domain_type(initrc_t)

domain_entry_file(initrc_t,initrc_exec_t)

role system_r types initrc_t;

type initrc_devpts_t;

term_pty(initrc_devpts_t)

files_type(initrc_devpts_t)

type initrc_state_t;

files_type(initrc_state_t)

type initrc_tmp_t;

files_tmp_file(initrc_tmp_t)

type initrc_var_run_t;

files_pid_file(initrc_var_run_t)

ifdef(`enable_mls',`

	kernel_ranged_domtrans_to(init_t,init_exec_t,s0 - mls_systemhigh)

')

########################################

#

# Init local policy

#

# Use capabilities. old rule:

allow init_t self:capability ~sys_module;

# is ~sys_module really needed? observed: 

# sys_boot

# sys_tty_config

# kill: now provided by domain_kill_all_domains()

# setuid (from /sbin/shutdown)

# sys_chroot (from /usr/bin/chroot): now provided by corecmd_chroot_exec_chroot()

allow init_t self:fifo_file rw_fifo_file_perms;

# Re-exec itself

can_exec(init_t,init_exec_t)

allow init_t initrc_t:unix_stream_socket connectto;

# For /var/run/shutdown.pid.

allow init_t init_var_run_t:file manage_file_perms;

files_pid_filetrans(init_t,init_var_run_t,file)

allow init_t initctl_t:fifo_file manage_fifo_file_perms;

dev_filetrans(init_t,initctl_t,fifo_file)

fs_associate_tmpfs(initctl_t)

# Modify utmp.

allow init_t initrc_var_run_t:file { rw_file_perms setattr };

kernel_read_system_state(init_t)

kernel_share_state(init_t)

corecmd_exec_chroot(init_t)

corecmd_exec_bin(init_t)

dev_read_sysfs(init_t)

domain_kill_all_domains(init_t)

domain_signal_all_domains(init_t)

domain_signull_all_domains(init_t)

domain_sigstop_all_domains(init_t)

domain_sigstop_all_domains(init_t)

domain_sigchld_all_domains(init_t)

files_read_etc_files(init_t)

files_rw_generic_pids(init_t)

files_dontaudit_search_isid_type_dirs(init_t)

files_manage_etc_runtime_files(init_t)

files_etc_filetrans_etc_runtime(init_t,file)

# Run /etc/X11/prefdm:

files_exec_etc_files(init_t)

# file descriptors inherited from the rootfs:

files_dontaudit_rw_root_files(init_t)

files_dontaudit_rw_root_chr_files(init_t)

# cjp: this may be related to /dev/log

fs_write_ramfs_sockets(init_t)

mcs_process_set_categories(init_t)

mls_process_write_down(init_t)

mls_fd_use_all_levels(init_t)

selinux_set_boolean(init_t)

term_use_all_terms(init_t)

# Run init scripts.

init_domtrans_script(init_t)

libs_use_ld_so(init_t)

libs_use_shared_libs(init_t)

libs_rw_ld_so_cache(init_t)

logging_send_syslog_msg(init_t)

logging_rw_generic_logs(init_t)

mcs_killall(init_t)

mls_file_read_up(init_t)

mls_file_write_down(init_t)

mls_rangetrans_target(init_t)

seutil_read_config(init_t)

miscfiles_read_localization(init_t)

ifdef(`distro_gentoo',`

	allow init_t self:process { getcap setcap };

')

ifdef(`distro_redhat',`

	fs_rw_tmpfs_chr_files(init_t)

	fs_tmpfs_filetrans(init_t,initctl_t,fifo_file)

')

ifdef(`targeted_policy',`

	unconfined_domain(init_t)

')

optional_policy(`

	auth_rw_login_records(init_t)

')

optional_policy(`

	nscd_socket_use(init_t)

')

# Run the shell in the sysadm_t domain for single-user mode.

optional_policy(`

	userdom_shell_domtrans_sysadm(init_t)

')

########################################

#

# Init script local policy

#

allow initrc_t self:process { getpgid setsched setpgid setrlimit getsched };

allow initrc_t self:capability ~{ sys_admin sys_module };

dontaudit initrc_t self:capability sys_module; # sysctl is triggering this

allow initrc_t self:passwd rootok;

# Allow IPC with self

allow initrc_t self:unix_dgram_socket create_socket_perms;

allow initrc_t self:unix_stream_socket { create listen accept ioctl read getattr write setattr append bind connect getopt setopt shutdown connectto };

allow initrc_t self:tcp_socket create_stream_socket_perms;

allow initrc_t self:udp_socket create_socket_perms;

allow initrc_t self:fifo_file rw_file_perms;

allow initrc_t self:netlink_route_socket r_netlink_socket_perms;

allow initrc_t initrc_devpts_t:chr_file rw_term_perms;

term_create_pty(initrc_t,initrc_devpts_t)

# Going to single user mode

init_exec(initrc_t)

can_exec(initrc_t,initrc_exec_t)

manage_dirs_pattern(initrc_t,initrc_state_t,initrc_state_t)

manage_files_pattern(initrc_t,initrc_state_t,initrc_state_t)

manage_lnk_files_pattern(initrc_t,initrc_state_t,initrc_state_t)

manage_fifo_files_pattern(initrc_t,initrc_state_t,initrc_state_t)

allow initrc_t initrc_var_run_t:file manage_file_perms;

files_pid_filetrans(initrc_t,initrc_var_run_t,file)

can_exec(initrc_t,initrc_tmp_t)

allow initrc_t initrc_tmp_t:file manage_file_perms;

allow initrc_t initrc_tmp_t:dir manage_dir_perms;

files_tmp_filetrans(initrc_t,initrc_tmp_t, { file dir })

init_write_initctl(initrc_t)

kernel_read_system_state(initrc_t)

kernel_read_software_raid_state(initrc_t)

kernel_read_network_state(initrc_t)

kernel_read_ring_buffer(initrc_t)

kernel_change_ring_buffer_level(initrc_t)

kernel_clear_ring_buffer(initrc_t)

kernel_get_sysvipc_info(initrc_t)

kernel_read_all_sysctls(initrc_t)

kernel_rw_all_sysctls(initrc_t)

# for lsof which is used by alsa shutdown:

kernel_dontaudit_getattr_message_if(initrc_t)

files_read_kernel_symbol_table(initrc_t)

corenet_non_ipsec_sendrecv(initrc_t)

corenet_tcp_sendrecv_all_if(initrc_t)

corenet_udp_sendrecv_all_if(initrc_t)

corenet_tcp_sendrecv_all_nodes(initrc_t)

corenet_udp_sendrecv_all_nodes(initrc_t)

corenet_tcp_sendrecv_all_ports(initrc_t)

corenet_udp_sendrecv_all_ports(initrc_t)

corenet_tcp_connect_all_ports(initrc_t)

corenet_sendrecv_all_client_packets(initrc_t)

dev_read_rand(initrc_t)

dev_read_urand(initrc_t)

dev_write_rand(initrc_t)

dev_write_urand(initrc_t)

dev_rw_sysfs(initrc_t)

dev_list_usbfs(initrc_t)

dev_read_framebuffer(initrc_t)

dev_read_realtime_clock(initrc_t)

dev_read_sound_mixer(initrc_t)

dev_write_sound_mixer(initrc_t)

dev_setattr_all_chr_files(initrc_t)

dev_read_lvm_control(initrc_t)

dev_delete_lvm_control_dev(initrc_t)

dev_manage_generic_symlinks(initrc_t)

dev_manage_generic_files(initrc_t)

# Wants to remove udev.tbl:

dev_delete_generic_symlinks(initrc_t)

fs_register_binary_executable_type(initrc_t)

# rhgb-console writes to ramfs

fs_write_ramfs_pipes(initrc_t)

# cjp: not sure why these are here; should use mount policy

fs_mount_all_fs(initrc_t)

fs_unmount_all_fs(initrc_t)

fs_remount_all_fs(initrc_t)

fs_getattr_all_fs(initrc_t)

# initrc_t needs to do a pidof which requires ptrace

mcs_ptrace_all(initrc_t)

selinux_get_enforce_mode(initrc_t)

storage_getattr_fixed_disk_dev(initrc_t)

storage_setattr_fixed_disk_dev(initrc_t)

storage_setattr_removable_dev(initrc_t)

term_use_all_terms(initrc_t)

term_reset_tty_labels(initrc_t)

auth_rw_login_records(initrc_t)

auth_setattr_login_records(initrc_t)

auth_rw_lastlog(initrc_t)

auth_read_pam_pid(initrc_t)

auth_delete_pam_pid(initrc_t)

auth_delete_pam_console_data(initrc_t)

corecmd_exec_all_executables(initrc_t)

domain_kill_all_domains(initrc_t)

domain_signal_all_domains(initrc_t)

domain_signull_all_domains(initrc_t)

domain_sigstop_all_domains(initrc_t)

domain_sigstop_all_domains(initrc_t)

domain_sigchld_all_domains(initrc_t)

domain_read_all_domains_state(initrc_t)

domain_getattr_all_domains(initrc_t)

domain_dontaudit_ptrace_all_domains(initrc_t)

domain_getsession_all_domains(initrc_t)

domain_use_interactive_fds(initrc_t)

# for lsof which is used by alsa shutdown:

domain_dontaudit_getattr_all_udp_sockets(initrc_t)

domain_dontaudit_getattr_all_tcp_sockets(initrc_t)

domain_dontaudit_getattr_all_dgram_sockets(initrc_t)

domain_dontaudit_getattr_all_pipes(initrc_t)

files_getattr_all_dirs(initrc_t)

files_getattr_all_files(initrc_t)

files_getattr_all_symlinks(initrc_t)

files_getattr_all_pipes(initrc_t)

files_getattr_all_sockets(initrc_t)

files_purge_tmp(initrc_t)

files_delete_all_locks(initrc_t)

files_read_all_pids(initrc_t)

files_delete_all_pids(initrc_t)

files_delete_all_pid_dirs(initrc_t)

files_read_etc_files(initrc_t)

files_manage_etc_runtime_files(initrc_t)

files_etc_filetrans_etc_runtime(initrc_t,file)

files_manage_generic_locks(initrc_t)

files_exec_etc_files(initrc_t)

files_read_usr_files(initrc_t)

files_manage_urandom_seed(initrc_t)

files_manage_generic_spool(initrc_t)

# Mount and unmount file systems.

# cjp: not sure why these are here; should use mount policy

files_list_isid_type_dirs(initrc_t)

files_mounton_isid_type_dirs(initrc_t)

files_list_default(initrc_t)

files_mounton_default(initrc_t)

libs_rw_ld_so_cache(initrc_t)

libs_use_ld_so(initrc_t)

libs_use_shared_libs(initrc_t)

libs_exec_lib_files(initrc_t)

logging_send_syslog_msg(initrc_t)

logging_manage_generic_logs(initrc_t)

logging_read_all_logs(initrc_t)

logging_append_all_logs(initrc_t)

logging_read_audit_config(initrc_t)

miscfiles_read_localization(initrc_t)

# slapd needs to read cert files from its initscript

miscfiles_read_certs(initrc_t)

mcs_killall(initrc_t)

mcs_process_set_categories(initrc_t)

mls_file_read_up(initrc_t)

mls_file_write_down(initrc_t)

mls_process_read_up(initrc_t)

mls_process_write_down(initrc_t)

mls_rangetrans_source(initrc_t)

mls_rangetrans_target(initrc_t)

modutils_read_module_config(initrc_t)

modutils_domtrans_insmod(initrc_t)

seutil_read_config(initrc_t)

sysnet_read_config(initrc_t)

userdom_read_all_users_home_content_files(initrc_t)

# Allow access to the sysadm TTYs. Note that this will give access to the 

# TTYs to any process in the initrc_t domain. Therefore, daemons and such

# started from init should be placed in their own domain.

userdom_use_sysadm_terms(initrc_t)

ifdef(`distro_debian',`

	dev_setattr_generic_dirs(initrc_t)

	fs_tmpfs_filetrans(initrc_t,initrc_var_run_t,dir)

	# for storing state under /dev/shm

	fs_setattr_tmpfs_dirs(initrc_t)

	storage_manage_fixed_disk(initrc_t)

	storage_tmpfs_filetrans_fixed_disk(initrc_t)

	files_setattr_etc_dirs(initrc_t)

')

ifdef(`distro_gentoo',`

	kernel_dontaudit_getattr_core_if(initrc_t)

	# seed udev /dev

	allow initrc_t self:process setfscreate;

	dev_create_null_dev(initrc_t)

	dev_create_zero_dev(initrc_t)

	dev_create_generic_dirs(initrc_t)

	term_create_console_dev(initrc_t)

	# unfortunately /sbin/rc does stupid tricks

	# with /dev/.rcboot to decide if we are in

	# early init

	dev_create_generic_dirs(initrc_t)

	dev_delete_generic_dirs(initrc_t)

	# needed until baselayout is fixed to have the

	# restorecon on /dev to again be immediately after

	# mounting tmpfs on /dev

	fs_tmpfs_filetrans(initrc_t,initrc_state_t,file)

	# init scripts touch this

	clock_dontaudit_write_adjtime(initrc_t)

	# for integrated run_init to read run_init_type.

	# happens during boot (/sbin/rc execs init scripts)

	seutil_read_default_contexts(initrc_t)

	optional_policy(`

		arpwatch_manage_data_files(initrc_t)

	')

	optional_policy(`

		dhcpd_setattr_state_files(initrc_t)

	')

')

ifdef(`distro_redhat',`

	# this is from kmodule, which should get its own policy:

	allow initrc_t self:capability sys_admin;

	allow initrc_t self:process setfscreate;

	# Red Hat systems seem to have a stray

	# fd open from the initrd

	kernel_dontaudit_use_fds(initrc_t)

	files_dontaudit_read_root_files(initrc_t)

	selinux_set_enforce_mode(initrc_t)

	# These seem to be from the initrd

	# during device initialization:

	dev_create_generic_dirs(initrc_t)

	dev_rwx_zero(initrc_t)

	dev_rx_raw_memory(initrc_t)

	dev_wx_raw_memory(initrc_t)

	storage_raw_read_fixed_disk(initrc_t)

	storage_raw_write_fixed_disk(initrc_t)

	files_create_boot_flag(initrc_t)

	files_rw_boot_symlinks(initrc_t)

	# wants to read /.fonts directory

	files_read_default_files(initrc_t)

	files_mountpoint(initrc_tmp_t)

	# Needs to cp localtime to /var dirs

	files_write_var_dirs(initrc_t)

	fs_rw_tmpfs_chr_files(initrc_t)

	storage_manage_fixed_disk(initrc_t)

	storage_dev_filetrans_fixed_disk(initrc_t)

	storage_getattr_removable_dev(initrc_t)

	# readahead asks for these

	auth_dontaudit_read_shadow(initrc_t)

	# init scripts cp /etc/localtime over other directories localtime

	miscfiles_rw_localization(initrc_t)

	miscfiles_setattr_localization(initrc_t)

	miscfiles_relabel_localization(initrc_t)

	miscfiles_read_fonts(initrc_t)

	miscfiles_read_hwdata(initrc_t)

	optional_policy(`

		bind_manage_config_dirs(initrc_t)

		bind_write_config(initrc_t)

	')

	optional_policy(`

		#for /etc/rc.d/init.d/nfs to create /etc/exports

		rpc_write_exports(initrc_t)

	')

	optional_policy(`

		sysnet_rw_dhcp_config(initrc_t)

	')

	optional_policy(`

		xserver_delete_log(initrc_t)

	')

')

ifdef(`distro_suse',`

	optional_policy(`

		# set permissions on /tmp/.X11-unix

		xserver_setattr_xdm_tmp_dirs(initrc_t)

	')

')

ifdef(`targeted_policy',`

	domain_subj_id_change_exemption(initrc_t)

	unconfined_domain(initrc_t)

	ifdef(`distro_redhat',`

		# system-config-services causes avc messages that should be dontaudited

		unconfined_dontaudit_rw_pipes(daemon)

	')

	tunable_policy(`allow_daemons_use_tty',`

		term_use_unallocated_ttys(daemon)

		term_use_generic_ptys(daemon)

	')

	optional_policy(`

		mono_domtrans(initrc_t)

	')

',`

	# cjp: require doesnt work in the else of optionals :\

	# this also would result in a type transition

	# conflict if sendmail is enabled

#	optional_policy(`',`

#		mta_send_mail(initrc_t)

#	')

	# allow init scripts to su

	optional_policy(`

		su_restricted_domain_template(initrc,initrc_t,system_r)

	')

')

optional_policy(`

	amavis_search_lib(initrc_t)

	amavis_setattr_pid_files(initrc_t)

')

optional_policy(`

	dev_rw_apm_bios(initrc_t)

')

optional_policy(`

	apache_read_config(initrc_t)

	apache_list_modules(initrc_t)

')

optional_policy(`

	automount_exec_config(initrc_t)

')

optional_policy(`

	bind_read_config(initrc_t)

	# for chmod in start script

	bind_setattr_pid_dirs(initrc_t)

')

optional_policy(`

	dev_read_usbfs(initrc_t)

	bluetooth_read_config(initrc_t)

')

optional_policy(`

	clamav_read_config(initrc_t)

')

optional_policy(`

	cpucontrol_stub(initrc_t)

	dev_getattr_cpu_dev(initrc_t)

')

optional_policy(`

	dev_getattr_printer_dev(initrc_t)

	cups_read_log(initrc_t)

	cups_read_rw_config(initrc_t)

#cups init script clears error log

	cups_write_log(initrc_t)

')

optional_policy(`

	daemontools_manage_svc(initrc_t)

')

optional_policy(`

	dbus_connect_system_bus(initrc_t)

	dbus_send_system_bus(initrc_t)

	dbus_system_bus_client_template(initrc,initrc_t)

	dbus_read_config(initrc_t)

	optional_policy(`

		networkmanager_dbus_chat(initrc_t)

	')

')

optional_policy(`

	ftp_read_config(initrc_t)

')

optional_policy(`

	gpm_setattr_gpmctl(initrc_t)

')

optional_policy(`

	dev_read_usbfs(initrc_t)

	# init scripts run /etc/hotplug/usb.rc

	hotplug_read_config(initrc_t)

	modutils_read_module_deps(initrc_t)

')

optional_policy(`

	inn_exec_config(initrc_t)

')

optional_policy(`

	ipsec_read_config(initrc_t)

	ipsec_manage_pid(initrc_t)

')

optional_policy(`

	kerberos_use(initrc_t)

')

optional_policy(`

	ldap_read_config(initrc_t)

	ldap_list_db(initrc_t)

')

optional_policy(`

	loadkeys_exec(initrc_t)

')

optional_policy(`

	# This is needed to permit chown to read /var/spool/lpd/lp.

	# This is opens up security more than necessary; this means that ANYTHING

	# running in the initrc_t domain can read the printer spool directory.

	# Perhaps executing /etc/rc.d/init.d/lpd should transition

	# to domain lpd_t, instead of waiting for executing lpd.

	lpd_list_spool(initrc_t)

	lpd_read_config(initrc_t)

')

optional_policy(`

	#allow initrc_t lvm_control_t:chr_file unlink;

	dev_read_lvm_control(initrc_t)

	dev_create_generic_chr_files(initrc_t)

	lvm_read_config(initrc_t)

')

optional_policy(`

	mailman_list_data(initrc_t)

	mailman_read_data_symlinks(initrc_t)

')

optional_policy(`

	mta_read_config(initrc_t)

	mta_dontaudit_read_spool_symlinks(initrc_t)

')

optional_policy(`

	ifdef(`distro_redhat',`

		mysql_manage_db_dirs(initrc_t)

	')

	mysql_stream_connect(initrc_t)

	mysql_write_log(initrc_t)

')

optional_policy(`

	nis_use_ypbind(initrc_t)

	nis_list_var_yp(initrc_t)

')

optional_policy(`

	nscd_socket_use(initrc_t)

')

optional_policy(`

	openvpn_read_config(initrc_t)

')

optional_policy(`

	postgresql_manage_db(initrc_t)

	postgresql_read_config(initrc_t)

')

optional_policy(`

	postfix_list_spool(initrc_t)

')

optional_policy(`

	quota_manage_flags(initrc_t)

')

optional_policy(`

	raid_manage_mdadm_pid(initrc_t)

')

optional_policy(`

	corecmd_shell_entry_type(initrc_t)

	fs_write_ramfs_sockets(initrc_t)

	fs_search_ramfs(initrc_t)

	rhgb_rw_stream_sockets(initrc_t)

	rhgb_stream_connect(initrc_t)

')

optional_policy(`

	rpc_read_exports(initrc_t)

')

optional_policy(`

	# bash tries to access a block device in the initrd

	kernel_dontaudit_getattr_unlabeled_blk_files(initrc_t)

	# for a bug in rm

	files_dontaudit_write_all_pids(initrc_t)

	# bash tries ioctl for some reason

	files_dontaudit_ioctl_all_pids(initrc_t)

	# why is this needed:

	rpm_manage_db(initrc_t)

')

optional_policy(`

	samba_rw_config(initrc_t)

	samba_read_winbind_pid(initrc_t)

')

optional_policy(`

	squid_read_config(initrc_t)

	squid_manage_logs(initrc_t)

')

optional_policy(`

	ssh_dontaudit_read_server_keys(initrc_t)

')

optional_policy(`

	sysnet_read_dhcpc_state(initrc_t)

')

optional_policy(`

	udev_rw_db(initrc_t)

')

optional_policy(`

	uml_setattr_util_sockets(initrc_t)

')

optional_policy(`

	vmware_read_system_config(initrc_t)

	vmware_append_system_config(initrc_t)

')

optional_policy(`

	miscfiles_manage_fonts(initrc_t)

	# cjp: is this really needed?

	xfs_read_sockets(initrc_t)

')

optional_policy(`

	# Set device ownerships/modes.

	xserver_setattr_console_pipes(initrc_t)

	# init script wants to check if it needs to update windowmanagerlist

	xserver_read_xdm_rw_config(initrc_t)

')

optional_policy(`

	zebra_read_config(initrc_t)

')