#DESC Getty - Manage ttys

#

# Authors:  Stephen Smalley <sds@epoch.ncsc.mil> and Timothy Fraser  

# X-Debian-Packages: util-linux fbgetty mingetty mgetty rungetty

#

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

#

# Rules for the getty_t domain.

#

init_service_domain(getty, `, privfd')

etcdir_domain(getty)

typealias getty_etc_t alias etc_getty_t;

allow getty_t console_device_t:chr_file setattr;

tmp_domain(getty)

log_domain(getty)

allow getty_t { etc_t etc_runtime_t }:file { getattr read };

allow getty_t etc_t:lnk_file read;

allow getty_t self:process { getpgid getsession };

allow getty_t self:unix_dgram_socket create_socket_perms;

allow getty_t self:unix_stream_socket create_socket_perms;

# to allow w to display everyone...

bool user_ttyfile_stat false;

if (user_ttyfile_stat) {

allow userdomain ttyfile:chr_file getattr;

}

# Use capabilities.

allow getty_t self:capability { dac_override chown sys_resource sys_tty_config };

# fbgetty needs fsetid for some reason

#allow getty_t self:capability fsetid;

read_locale(getty_t)

# Run login in local_login_t domain.

allow getty_t bin_t:dir search;

domain_auto_trans(getty_t, login_exec_t, local_login_t)

# Write to /var/run/utmp.

allow getty_t { var_t var_run_t }:dir search;

allow getty_t initrc_var_run_t:file rw_file_perms;

# Write to /var/log/wtmp.

allow getty_t wtmp_t:file rw_file_perms;

# Chown, chmod, read and write ttys.

allow getty_t tty_device_t:chr_file { setattr rw_file_perms };

allow getty_t ttyfile:chr_file { setattr rw_file_perms };

# for error condition handling

allow getty_t fs_t:filesystem getattr;

rw_dir_create_file(getty_t, var_lock_t)

r_dir_file(getty_t, sysfs_t)