selinux-policy/strict/macros/program/ethereal_macros.te
2005-09-16 13:36:26 +00:00

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# DESC - Ethereal
#
# Author: Ivan Gyurdiev <ivg2@cornell.edu>
#
#############################################################
# ethereal_networking(app_prefix) -
# restricted ethereal rules (sysadm only)
#
define(`ethereal_networking', `
# Create various types of sockets
allow $1_t self:netlink_route_socket create_netlink_socket_perms;
allow $1_t self:udp_socket create_socket_perms;
allow $1_t self:packet_socket create_socket_perms;
allow $1_t self:unix_stream_socket create_stream_socket_perms;
allow $1_t self:tcp_socket create_socket_perms;
allow $1_t self:capability { dac_override dac_read_search net_raw setgid setuid };
# Resolve names via DNS
can_resolve($1_t)
') dnl ethereal_networking
########################################################
# Ethereal (GNOME)
#
define(`ethereal_domain', `
# Type for program
type $1_ethereal_t, domain, nscd_client_domain;
# Transition from sysadm type
domain_auto_trans($1_t, ethereal_exec_t, $1_ethereal_t)
role $1_r types $1_ethereal_t;
# Manual transition from userhelper
ifdef(`userhelper.te', `
allow userhelperdomain $1_ethereal_t:process { transition siginh rlimitinh noatsecure };
allow $1_ethereal_t userhelperdomain:fd use;
allow $1_ethereal_t userhelperdomain:process sigchld;
') dnl userhelper
# X, GNOME
x_client_domain($1_ethereal, $1)
gnome_application($1_ethereal, $1)
gnome_file_dialog($1_ethereal, $1)
# Why does it write this?
ifdef(`snmpd.te', `
dontaudit sysadm_ethereal_t snmpd_var_lib_t:file write;
')
# /home/.ethereal
home_domain($1, ethereal)
file_type_auto_trans($1_ethereal_t, $1_home_dir_t, $1_ethereal_home_t, dir)
# Enable restricted networking rules for sysadm - this is shared w/ tethereal
ifelse($1, `sysadm', `
ethereal_networking($1_ethereal)
# Ethereal tries to write to user terminal
dontaudit sysadm_ethereal_t user_tty_type:chr_file { read write };
dontaudit sysadm_ethereal_t unpriv_userdomain:fd use;
', `')
# Store temporary files
tmp_domain($1_ethereal)
# Re-execute itself (why?)
can_exec($1_ethereal_t, ethereal_exec_t)
allow $1_ethereal_t sbin_t:dir search;
# Supress .local denials until properly implemented
dontaudit $1_ethereal_t $1_home_t:dir search;
# FIXME: policy is incomplete
') dnl ethereal_domain