selinux-policy/refpolicy/policy/modules/kernel/terminal.if

# Copyright (C) 2005 Tresys Technology, LLC
## <module name="terminal" layer="kernel">
## <summary>Policy for terminals.</summary>

########################################
#
# terminal_make_pseudoterminal(type)
#
define(`terminal_make_pseudoterminal',`
requires_block_template(`$0'_depend)
allow $1 devpts_t:filesystem associate;
typeattribute $1 ptynode;
')

define(`terminal_make_pseudoterminal_depend',`
attribute ptynode;
type devpts_t;
class filesystem associate;
')

########################################
#
# terminal_make_user_pseudoterminal(domain,type)
#
define(`terminal_make_user_pseudoterminal',`
requires_block_template(`$0'_depend)
terminal_make_pseudoterminal($1)
type_change $1 server_ptynode:chr_file $2;
')

define(`terminal_make_user_pseudoterminal_depend',`
attribute server_ptynode;
')

########################################
#
# terminal_make_service_pseudoterminal(type)
#
define(`terminal_make_service_pseudoterminal',`
requires_block_template(`$0'_depend)
terminal_make_pseudoterminal($1)
typeattribute $1 server_ptynode;
')

define(`terminal_make_service_pseudoterminal_depend',`
attribute server_ptynode;
')

########################################
#
# terminal_make_physical_terminal(domain,type)
#
define(`terminal_make_physical_terminal',`
requires_block_template(`$0'_depend)
typeattribute $2 ttynode;
type_change $1 tty_device_t:chr_file $2;
# Debian login is from shadow utils and does not allow resetting the perms.
# have to fix this!
tunable_policy(`distro_debian',`
type_change $1 ttyfile:chr_file $2;
')
tunable_policy(`distro_redhat',`
filesystem_tmpfs_associate($2)
')
')

define(`terminal_make_physical_terminal_depend',`
attribute ttynode;
type tty_device_t;
')

########################################
#
# terminal_create_private_pseudoterminal(domain,ptytype)
#
define(`terminal_create_private_pseudoterminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ptmx_t:chr_file { getattr read write };
allow $1 devpts_t:dir { getattr search read };
allow $1 devpts_t:filesystem getattr;
dontaudit $1 bsdpty_device_t:chr_file { getattr read write };
type_transition $1 devpts_t:chr_file $2;
')

define(`terminal_create_pseudoterminal_depend',`
type ptmx_t, devpts_t;
class filesystem getattr;
class dir { getattr search read };
class chr_file { getattr read write };
')

########################################
#
# terminal_use_all_terminals(domain)
#
define(`terminal_use_all_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir r_dir_perms;
allow $1 { console_device_t tty_device_t ttynode ptynode }:chr_file rw_file_perms;
')

define(`terminal_use_all_terminals_depend',`
attribute ttynode, ptynode;
type console_device_t, devpts_t, tty_device_t;
class dir r_dir_perms;
class chr_file rw_file_perms;
')

########################################
## <interface name="terminal_write_console">
##	<description>
##		Write to the console.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="write" weight="10"/>
## </interface>
#
define(`terminal_write_console',`
	requires_block_template(`$0'_depend)

	devices_list_device_nodes($1)
	allow $1 console_device_t:chr_file write;
')

define(`terminal_use_console_depend',`
	type console_device_t;
	class chr_file write;
')

########################################
## <interface name="terminal_use_console">
##	<description>
##		Read from and write to the console.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="both" weight="10"/>
## </interface>
#
define(`terminal_use_console',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 console_device_t:chr_file rw_file_perms;
')

define(`terminal_use_console_depend',`
type console_device_t;
class chr_file rw_file_perms;
')

########################################
## <interface name="terminal_ignore_use_console">
##	<description>
##		Do not audit read from or write to the console.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="both" weight="10"/>
## </interface>
#
define(`terminal_ignore_use_console',`
requires_block_template(`$0'_depend)
dontaudit $1 console_device_t:chr_file { read write };
')

define(`terminal_ignore_use_console_depend',`
type console_device_t;
class chr_file { read write };
')

########################################
#
# terminal_set_console_attributes(domain)
#
define(`terminal_set_console_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1,optional)
allow $1 console_device_t:chr_file setattr;
')

define(`terminal_set_console_attributes_depend',`
type console_device_t;
class chr_file setattr;
devices_list_device_nodes_depend
')

########################################
#
# terminal_list_pseudoterminals(domain)
#
define(`terminal_list_pseudoterminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr search read };
')

define(`terminal_list_pseudoterminals_depend',`
type devpts_t;
class dir { getattr search read };
devices_list_device_nodes_depend
')

########################################
#
# terminal_ignore_list_pseudoterminals(domain)
#
define(`terminal_ignore_list_pseudoterminals',`
requires_block_template(`$0'_depend)
dontaudit $1 devpts_t:dir { getattr search read };
')

define(`terminal_ignore_list_pseudoterminals_depend',`
type devpts_t;
class dir { getattr search read };
')

########################################
#
# terminal_use_general_pseudoterminal(domain)
#
define(`terminal_use_general_pseudoterminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:chr_file { read write };
')

define(`terminal_use_general_pseudoterminal_depend',`
type devpts_t;
class chr_file { read write };
')

########################################
#
# terminal_ignore_use_general_pseudoterminal(domain)
#
define(`terminal_ignore_use_general_pseudoterminal',`
requires_block_template(`$0'_depend)
dontaudit $1 devpts_t:chr_file { read write };
')

define(`terminal_ignore_use_general_pseudoterminal_depend',`
type devpts_t;
class chr_file { read write };
')

########################################
#
# terminal_use_controlling_terminal(domain)
#
define(`terminal_use_controlling_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devtty_t:chr_file { getattr read write ioctl };
')

define(`terminal_use_controlling_terminal_depend',`
type devtty_t;
class chr_file { getattr read write ioctl };
')

########################################
#
# terminal_ignore_use_pseudoterminal_multiplexer(domain)
#
define(`terminal_ignore_use_pseudoterminal_multiplexer',`
requires_block_template(`$0'_depend)
dontaudit $1 ptmx_t:chr_file { getattr read write };
')

define(`terminal_ignore_use_pseudoterminal_multiplexer_depend',`
type ptmx_t;
class chr_file { getattr read write };
')

########################################
#
# terminal_get_all_private_pseudoterminal_attributes(domain)
#
define(`terminal_get_all_private_pseudoterminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr search read };
allow $1 ptynode:chr_file getattr;
')

define(`terminal_get_all_private_pseudoterminal_attributes_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file getattr;
')

########################################
#
# terminal_use_all_private_pseudoterminals(domain)
#
define(`terminal_use_all_private_pseudoterminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 devpts_t:dir { getattr read search };
allow $1 ptynode:chr_file { getattr read write ioctl };
')

define(`terminal_use_all_private_pseudoterminals_depend',`
attribute ptynode;
class dir { getattr search read };
class chr_file { getattr read write ioctl };
')

########################################
#
# terminal_ignore_use_all_private_pseudoterminals(domain)
#
define(`terminal_ignore_use_all_private_pseudoterminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ptynode:chr_file { read write };
')

define(`terminal_ignore_use_all_private_pseudoterminals_depend',`
attribute ptynode;
class chr_file { read write };
')

########################################
#
# terminal_get_general_physical_terminal_attributes(domain)
#
define(`terminal_get_general_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file getattr;
')

define(`terminal_get_general_physical_terminal_attributes_depend',`
type tty_device_t;
class chr_file getattr;
')

########################################
#
# terminal_set_general_physical_terminal_attributes(domain)
#
define(`terminal_set_general_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file setattr;
')

define(`terminal_set_general_physical_terminal_attributes_depend',`
type tty_device_t;
class chr_file setattr;
')

########################################
#
# terminal_relabel_general_physical_terminal(domain)
#
define(`terminal_relabel_general_physical_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file { relabelfrom relabelto };
')

define(`terminal_relabel_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { relabelfrom relabelto };
')

########################################
#
# terminal_reset_physical_terminal_labels(domain)
#
define(`terminal_reset_physical_terminal_labels',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file relabelfrom;
allow $1 tty_device_t:chr_file relabelto;
')

define(`terminal_reset_physical_terminal_labels_depend',`
attribute ttynode;
type tty_device_t;
class chr_file { relabelfrom relabelto };
')

########################################
## <interface name="terminal_write_general_physical_terminal">
##	<description>
##		Write to general ttys.  Has a backchannel of
##		getting all tty attributes.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="write" weight="10"/>
## </interface>
#
define(`terminal_write_general_physical_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file { getattr write };
')

define(`terminal_write_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')

########################################
#
# terminal_use_general_physical_terminal(domain)
#
define(`terminal_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 tty_device_t:chr_file { getattr read write ioctl };
')

define(`terminal_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { getattr read write ioctl };
')

########################################
#
# terminal_ignore_use_general_physical_terminal(domain)
#
define(`terminal_ignore_use_general_physical_terminal',`
requires_block_template(`$0'_depend)
dontaudit $1 tty_device_t:chr_file { read write };
')

define(`terminal_ignore_use_general_physical_terminal_depend',`
type tty_device_t;
class chr_file { read write };
')

########################################
#
# terminal_get_all_private_physical_terminal_attributes(domain)
#
define(`terminal_get_all_private_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file getattr;
')

define(`terminal_get_all_private_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file getattr;
')

########################################
#
# terminal_set_all_private_physical_terminal_attributes(domain)
#
define(`terminal_set_all_private_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file setattr;
')

define(`terminal_set_all_private_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file setattr;
')

########################################
#
# terminal_ignore_get_all_private_physical_terminal_attributes(domain)
#
define(`terminal_ignore_get_all_private_physical_terminal_attributes',`
requires_block_template(`$0'_depend)
dontaudit $1 ttynode:chr_file getattr;
')

define(`terminal_ignore_get_all_private_physical_terminal_attributes_depend',`
attribute ttynode;
class chr_file getattr;
')

########################################
#
# terminal_relabel_all_private_physical_terminals(domain)
#
define(`terminal_relabel_all_private_physical_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file { relabelfrom relabelto };
')

define(`terminal_relabel_all_private_physical_terminals_depend',`
attribute ttynode;
class chr_file { relabelfrom relabelto };
')

########################################
## <interface name="terminal_write_all_private_physical_terminals">
##	<description>
##		Write to all private ttys.  Has a backchannel of
##		getting all private tty attributes.
##	</description>
##	<parameter name="domain">
##		The type of the process performing this action.
##	</parameter>
##	<infoflow type="write" weight="10"/>
## </interface>
#
define(`terminal_write_all_private_physical_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file { getattr write };
')

define(`terminal_write_all_private_physical_terminals_depend',`
attribute ttynode;
class chr_file { getattr write };
')

########################################
#
# terminal_use_all_private_physical_terminals(domain)
#
define(`terminal_use_all_private_physical_terminals',`
requires_block_template(`$0'_depend)
devices_list_device_nodes($1)
allow $1 ttynode:chr_file { getattr read write ioctl };
')

define(`terminal_use_all_private_physical_terminals_depend',`
attribute ttynode;
class chr_file { getattr read write ioctl };
')

########################################
#
# terminal_ignore_use_all_private_physical_terminals(domain)
#
define(`terminal_ignore_use_all_private_physical_terminals',`
requires_block_template(`$0'_depend)
dontaudit $1 ttynode:chr_file { read write };
')

define(`terminal_ignore_use_all_private_physical_terminals_depend',`
attribute ttynode;
class chr_file { read write };
')

## </module>