# Copyright (C) 2005 Tresys Technology, LLC

policy_module(hotplug, 1.0)

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

#

# Declarations

#

type hotplug_t;

type hotplug_exec_t;

domain_make_system_domain(hotplug_t,hotplug_exec_t)

type hotplug_etc_t; #, usercanread;

files_make_file(hotplug_etc_t)

type hotplug_var_run_t;

files_make_file(hotplug_var_run_t)

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

#

# Local policy

#

allow hotplug_t self:capability { net_admin sys_tty_config mknod };

dontaudit hotplug_t self:capability { sys_module sys_admin sys_tty_config };

# for access("/etc/bashrc", X_OK) on Red Hat

dontaudit hotplug_t self:capability { dac_override dac_read_search };

allow hotplug_t self:process { getsession getattr };

allow hotplug_t self:fifo_file { read write getattr ioctl };

allow hotplug_t self:udp_socket { create ioctl read getattr write setattr append bind connect getopt setopt shutdown };

allow hotplug_t hotplug_etc_t:file { read getattr lock ioctl };

allow hotplug_t hotplug_etc_t:dir { read getattr lock search ioctl };

allow hotplug_t hotplug_etc_t:lnk_file { getattr read };

allow hotplug_t { hotplug_exec_t hotplug_etc_t }:file { getattr read execute execute_no_trans };

allow hotplug_t hotplug_var_run_t:file { getattr create read write append setattr unlink };

files_create_daemon_runtime_data(hotplug_t,hotplug_var_run_t)

kernel_read_system_state(hotplug_t)

kernel_read_kernel_sysctl(hotplug_t)

kernel_read_hardware_state(hotplug_t)

kernel_read_network_sysctl(hotplug_t)

kernel_read_usb_hardware_state(hotplug_t)

kernel_transition_from(hotplug_t,hotplug_exec_t)

bootloader_read_kernel_modules(hotplug_t)

# for SSP

devices_get_pseudorandom_data(hotplug_t)

filesystem_get_all_filesystems_attributes(hotplug_t)

storage_set_fixed_disk_attributes(hotplug_t)

storage_set_removable_device_attributes(hotplug_t)

terminal_ignore_use_console(hotplug_t)

init_use_file_descriptors(hotplug_t)

init_script_use_pseudoterminal(hotplug_t)

# Allow hotplug (including /sbin/ifup-local) to start/stop services and

# run sendmail -q

init_script_transition(hotplug_t)

# kernel threads inherit from shared descriptor table used by init

init_ignore_use_control_channel(hotplug_t)

domain_use_widely_inheritable_file_descriptors(hotplug_t)

files_read_general_system_config(hotplug_t)

files_create_runtime_system_config(hotplug_t)

files_execute_system_config_script(hotplug_t)

corecommands_execute_general_programs(hotplug_t)

corecommands_execute_shell(hotplug_t)

corecommands_execute_system_programs(hotplug_t)

logging_send_system_log_message(hotplug_t)

libraries_use_dynamic_loader(hotplug_t)

libraries_read_shared_libraries(hotplug_t)

modutils_insmod_transition(hotplug_t)

modutils_read_kernel_module_dependencies(hotplug_t)

miscfiles_read_localization(hotplug_t)

mount_transition(hotplug_t)

tunable_policy(`targeted_policy', `

terminal_ignore_use_general_physical_terminal(hotplug_t)

terminal_ignore_use_general_pseudoterminal(hotplug_t)

files_ignore_read_rootfs_file(hotplug_t)

')

optional_policy(`consoletype.te',`

consoletype_transition(hotplug_t)

')

optional_policy(`iptables.te',`

iptables_transition(hotplug_t)

')

optional_policy(`selinux.te',`

selinux_newrole_sigchld(hotplug_t)

')

optional_policy(`udev.te', `

udev_transition(hotplug_t)

udev_read_database(hotplug_t)

')

optional_policy(`updfstab.te', `

updfstab_transition(hotplug_t)

')

ifdef(`TODO',`

dontaudit hotplug_t unpriv_userdomain:fd use;

allow hotplug_t autofs_t:dir { search getattr };

dontaudit hotplug_t sysadm_home_dir_t:dir search;

optional_policy(`rhgb.te', `

allow hotplug_t rhgb_t:process sigchld;

allow hotplug_t rhgb_t:fd use;

allow hotplug_t rhgb_t:fifo_file { read write };

')

can_exec(hotplug_t, { ls_exec_t })

allow kernel_t hotplug_etc_t:dir search;

allow hotplug_t sound_device_t:chr_file setattr;

can_network_server(hotplug_t)

can_ypbind(hotplug_t)

dbusd_client(system, hotplug)

allow initrc_t usbdevfs_t:file { getattr read ioctl };

allow initrc_t modules_dep_t:file { getattr read ioctl };

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

allow initrc_t hotplug_etc_t:dir r_dir_perms;

allow hotplug_t kernel_t:process sigchld;

# for when filesystems are not mounted early in the boot

dontaudit hotplug_t file_t:dir { search getattr };

# Read /usr/lib/gconv/.*

allow hotplug_t lib_t:file { getattr read };

allow hotplug_t udev_runtime_t:file rw_file_perms;

allow hotplug_t var_log_t:dir search;

# for ps

dontaudit hotplug_t domain:dir { getattr search };

dontaudit hotplug_t { init_t kernel_t }:file read;

optional_policy(`hostname.te',`

hostname_execute(hotplug_t)

dontaudit hostname_t hotplug_t:fd use;

')

optional_policy(`sysnetwork.te',`

ifconfig_transition(hotplug_t)

')

tunable_policy(`distro_redhat', `

optional_policy(`netutils.te', `

# for arping used for static IP addresses on PCMCIA ethernet

netutils_transition(hotplug_t)

allow hotplug_t tmpfs_t:dir search;

allow hotplug_t tmpfs_t:chr_file rw_file_perms;

') dnl endif netutils optional

allow hotplug_t var_lock_t:dir search;

allow hotplug_t var_lock_t:file getattr;

')dnl end distro_redhat tunable

optional_policy(`hald.te', `

allow hotplug_t hald_t:unix_dgram_socket sendto;

allow hald_t hotplug_etc_t:dir search;

allow hald_t hotplug_etc_t:file { getattr read };

')

optional_policy(`fsadm.te', `

domain_auto_trans(hotplug_t, fsadm_exec_t, fsadm_t)

')

optional_policy(`initrc.te', `

can_ps(hotplug_t, initrc_t)

')

optional_policy(`lpd.te', `

allow hotplug_t printer_device_t:chr_file setattr;

')

optional_policy(`mta.te', `

domain_auto_trans(hotplug_t, sendmail_exec_t, system_mail_t)

')

') dnl end TODO