## <summary>SELinux policy module</summary>
## <desc>
## <p>
## SELinux policy module for XChat
## XChat scripting engines not fully supported
## </p>
## </desc>
#######################################
## <summary>
## The per role template for the XChat module.
## </summary>
## <desc>
## <p>
## This template creates derived domains which are used
## for XChat.
## </p>
## <p>
## This template is invoked automatically for each user, and
## generally does not need to be invoked directly
## by policy writers.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="user_domain">
## <summary>
## The type of the user domain.
## </summary>
## </param>
## <param name="user_role">
## <summary>
## The role associated with the user domain.
## </summary>
## </param>
#
template(`xchat_per_role_template',`
gen_require(`
type xchat_exec_t,mozilla_exec_t,unconfined_execmem_exec_t;
')
########################################
#
# Declarations
#
type $1_xchat_t;
application_domain($1_xchat_t,xchat_exec_t)
role $3 types $1_xchat_t;
type $1_xchat_home_t alias $1_xchat_rw_t;
files_poly_member($1_xchat_home_t)
userdom_user_home_content($1,$1_xchat_home_t)
type $1_xchat_tmpfs_t;
files_tmpfs_file($1_xchat_tmpfs_t)
########################################
#
# Local Policy
#
allow $1_xchat_t self:process { signal getsched setsched sigkill };
allow $1_xchat_t self:fifo_file rw_fifo_file_perms;
allow $1_xchat_t self:sem create_sem_perms;
allow $1_xchat_t self:netlink_route_socket r_netlink_socket_perms;
allow $1_xchat_t self:tcp_socket { create_socket_perms accept listen };
allow $1_xchat_t self:udp_socket create_socket_perms;
allow $1_xchat_t $2:fd use;
allow $1_xchat_t $2:process sigchld;
# XChat(GConfd-2) wants to stream connect to /tmp/orbit-*
allow $1_xchat_t $2:unix_stream_socket connectto;
allow $2 $1_xchat_t:unix_stream_socket connectto;
allow $2 $1_xchat_t:fd use;
allow $2 $1_xchat_t:shm { associate getattr unix_read unix_write };
allow $2 $1_xchat_t:process ptrace;
manage_dirs_pattern($1_xchat_t,$1_xchat_home_t,$1_xchat_home_t)
manage_files_pattern($1_xchat_t,$1_xchat_home_t,$1_xchat_home_t)
manage_sock_files_pattern($1_xchat_t,$1_xchat_home_t,$1_xchat_home_t)
userdom_user_home_dir_filetrans($1,$1_xchat_t,$1_xchat_home_t,{ dir sock_file file })
userdom_search_user_home_dirs($1,$1_xchat_t)
xchat_userdom_list_user_home_content_dirs($1,$1_xchat_t)
xchat_userdom_dbus_sendrecv_all_users($1_xchat_t)
# Interact with untrusted content
userdom_read_user_home_content_files($1,$1_xchat_t)
userdom_read_user_home_content_symlinks($1,$1_xchat_t)
userdom_read_user_tmp_files($1,$1_xchat_t)
userdom_list_user_files($1,$1_xchat_t)
userdom_manage_user_tmp_dirs($1,$1_xchat_t)
userdom_manage_user_tmp_files($1,$1_xchat_t)
userdom_manage_user_tmp_sockets($1,$1_xchat_t)
userdom_tmp_filetrans_user_tmp($1,$1_xchat_t, { file dir sock_file })
# XChat wants to start the external browser when you click a URL
# We use DBUS else dontaudit for now.
dontaudit $1_xchat_t mozilla_exec_t:file execute;
# XChat wants getattr to Beagle sock_file in home
dontaudit $1_xchat_t $1_home_t:sock_file getattr;
# XChat wants unlink and write to .recently-used.xbel file in home
allow $1_xchat_t $1_home_t:file unlink;
# only if write_untrusted_content enabled.
dontaudit $1_xchat_t $1_home_t:file write;
# XChat wants to execute rhythmbox
dontaudit $1_xchat_t unconfined_execmem_exec_t:file execute;
manage_dirs_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
manage_files_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
manage_sock_files_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
relabel_dirs_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
relabel_files_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
relabel_sock_files_pattern($2,$1_xchat_home_t,$1_xchat_home_t)
manage_files_pattern($1_xchat_t,$1_xchat_tmpfs_t,$1_xchat_tmpfs_t)
manage_lnk_files_pattern($1_xchat_t,$1_xchat_tmpfs_t,$1_xchat_tmpfs_t)
manage_fifo_files_pattern($1_xchat_t,$1_xchat_tmpfs_t,$1_xchat_tmpfs_t)
manage_sock_files_pattern($1_xchat_t,$1_xchat_tmpfs_t,$1_xchat_tmpfs_t)
fs_tmpfs_filetrans($1_xchat_t,$1_xchat_tmpfs_t,{ file lnk_file sock_file fifo_file })
fs_rw_tmpfs_files($1_xchat_t)
# If a port(range) is reserved and labeled for XChat than
# XChat can bind a tcp_socket to it (DCC feature)
allow $1_xchat_t xchat_port_t:tcp_socket name_bind;
corenet_all_recvfrom_netlabel($1_xchat_t)
corenet_tcp_sendrecv_all_ports($1_xchat_t)
corenet_tcp_connect_all_ports($1_xchat_t)
corenet_tcp_connect_generic_port($1_xchat_t)
corenet_all_recvfrom_unlabeled($1_xchat_t)
corenet_tcp_sendrecv_all_if($1_xchat_t)
corenet_tcp_sendrecv_all_nodes($1_xchat_t)
corenet_tcp_bind_all_nodes($1_xchat_t)
corenet_raw_sendrecv_generic_if($1_xchat_t)
corenet_raw_sendrecv_all_nodes($1_xchat_t)
corenet_sendrecv_generic_client_packets($1_xchat_t)
corenet_dontaudit_tcp_sendrecv_generic_port($1_xchat_t)
corenet_dontaudit_tcp_bind_generic_port($1_xchat_t)
kernel_read_system_state($1_xchat_t)
sysnet_read_config($1_xchat_t)
files_read_etc_files($1_xchat_t)
files_read_etc_symlinks($1_xchat_t)
files_read_etc_runtime_files($1_xchat_t)
files_read_usr_files($1_xchat_t)
files_read_usr_symlinks($1_xchat_t)
kernel_dontaudit_list_unlabeled($1_xchat_t)
kernel_dontaudit_getattr_unlabeled_files($1_xchat_t)
kernel_dontaudit_read_unlabeled_files($1_xchat_t)
files_dontaudit_list_non_security($1_xchat_t)
files_dontaudit_getattr_non_security_files($1_xchat_t)
fs_dontaudit_getattr_all_fs($1_xchat_t)
dev_getattr_sysfs_dirs($1_xchat_t)
fs_search_auto_mountpoints($1_xchat_t)
fs_list_inotifyfs($1_xchat_t)
term_dontaudit_getattr_pty_dirs($1_xchat_t)
selinux_dontaudit_getattr_fs($1_xchat_t)
dev_dontaudit_getattr_all_blk_files($1_xchat_t)
dev_dontaudit_getattr_all_chr_files($1_xchat_t)
domain_auto_trans($2, xchat_exec_t, $1_xchat_t)
allow $2 $1_xchat_t:process { noatsecure siginh rlimitinh };
ps_process_pattern($2,$1_xchat_t)
allow $2 $1_xchat_t:process signal_perms;
libs_exec_lib_files($1_xchat_t)
libs_use_ld_so($1_xchat_t)
miscfiles_read_localization($1_xchat_t)
logging_send_syslog_msg($1_xchat_t)
corecmd_exec_bin($1_xchat_t)
corecmd_bin_entry_type($1_xchat_t)
corecmd_read_bin_symlinks($1_xchat_t)
corecmd_shell_entry_type($1_xchat_t)
dev_read_urand($1_xchat_t)
dev_read_rand($1_xchat_t)
dev_read_sound($1_xchat_t)
dev_write_sound($1_xchat_t)
alsa_read_rw_config($1_xchat_t)
userdom_use_user_terminals($1,$1_xchat_t)
xserver_user_client_template($1,$1_xchat_t,$1_xchat_tmpfs_t)
xserver_dontaudit_read_xdm_tmp_files($1_xchat_t)
xserver_dontaudit_getattr_xdm_tmp_sockets($1_xchat_t)
xserver_xdm_sigchld($1_xchat_t)
ifdef(`enable_mls',`',`
fs_search_removable($1_xchat_t)
fs_read_removable_files($1_xchat_t)
fs_read_removable_symlinks($1_xchat_t)
')
tunable_policy(`write_untrusted_content',`
userdom_manage_user_home_content_dirs($1,$1_xchat_t)
userdom_manage_user_home_content_files($1,$1_xchat_t)
userdom_manage_user_home_content_sockets($1,$1_xchat_t)
userdom_read_user_home_content_symlinks($1,$1_xchat_t)
', `
# helper apps will try to create .files
userdom_dontaudit_create_user_home_content_files($1,$1_xchat_t)
')
tunable_policy(`use_nfs_home_dirs',`
fs_manage_nfs_dirs($1_xchat_t)
fs_manage_nfs_files($1_xchat_t)
fs_manage_nfs_symlinks($1_xchat_t)
')
tunable_policy(`use_samba_home_dirs',`
fs_manage_cifs_dirs($1_xchat_t)
fs_manage_cifs_files($1_xchat_t)
fs_manage_cifs_symlinks($1_xchat_t)
')
optional_policy(`
xchat_dbus_user_bus_client_template($1,$1_xchat,$1_xchat_t)
dbus_system_bus_client_template($1_xchat,$1_xchat_t)
dbus_send_system_bus($1_xchat_t)
')
optional_policy(`
gnome_exec_gconf($1_xchat_t)
gnome_manage_user_gnome_config($1,$1_xchat_t)
')
optional_policy(`
gnome_domtrans_user_gconf($1,$1_xchat_t)
gnome_stream_connect_gconf_template($1,$1_xchat_t)
')
optional_policy(`
mozilla_read_user_home_files($1,$1_xchat_t)
mozilla_domtrans_user_mozilla($1,$1_xchat_t)
mozilla_dbus_chat($1,$1_xchat_t)
')
')
########################################
## <summary>
## Read XChat per user homedir
## </summary>
## <desc>
## <p>
## Read XChat per user homedir
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_read_user_home_files',`
gen_require(`
type $1_xchat_home_t;
')
allow $2 $1_xchat_home_t:dir list_dir_perms;
allow $2 $1_xchat_home_t:file read_file_perms;
')
########################################
## <summary>
## Write XChat per user homedir
## </summary>
## <desc>
## <p>
## Write XChat per user homedir
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_write_user_home_files',`
gen_require(`
type $1_xchat_home_t;
')
allow $2 $1_xchat_home_t:dir list_dir_perms;
allow $2 $1_xchat_home_t:file write;
')
########################################
## <summary>
## Run XChat in user XChat domain.
## </summary>
## <desc>
## <p>
## Run XChat in user XChat domain.
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_domtrans_user_xchat',`
gen_require(`
type $1_xchat_t, xchat_exec_t;
')
domtrans_pattern($2, xchat_exec_t,$1_xchat_t)
')
########################################
## <summary>
## Read/write XChat per user tcp_socket
## </summary>
## <desc>
## <p>
## Read/write XChat per user tcp_socket
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_rw_user_tcp_sockets',`
gen_require(`
type $1_xchat_t;
')
allow $2 $1_xchat_t:tcp_socket rw_socket_perms;
')
########################################
## <summary>
## XChat connection template.
## </summary>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="user_domain">
## <summary>
## The type of the user domain.
## </summary>
## </param>
#
template(`xchat_stream_connect_template',`
gen_require(`
type $1_xchat_t;
')
allow $2 $1_xchat_t:unix_stream_socket connectto;
')
########################################
## <summary>
## Send and receive messages from
## XChat over dbus.
## </summary>
## <desc>
## <p>
## Send and receive messages from
## XChat over dbus.
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_dbus_chat',`
gen_require(`
type $1_xchat_t;
class dbus send_msg;
')
allow $2 $1_xchat_t:dbus send_msg;
allow $1_xchat_t $2:dbus send_msg;
')
#######################################
## <summary>
## Template for creating XChat connections to
## a user DBUS.
## Connect, send message and acquire service.
## </summary>
## <param name="user_prefix">
## <summary>
## The prefix of the domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain_prefix">
## <summary>
## The prefix of the domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## The type of the domain.
## </summary>
## </param>
#
template(`xchat_dbus_user_bus_client_template',`
gen_require(`
type $1_dbusd_t;
class dbus send_msg;
# XChat specifics
class dbus acquire_svc;
')
type $2_dbusd_$1_t;
type_change $3 $1_dbusd_t:dbus $2_dbusd_$1_t;
# SE-DBus specific permissions
allow $2_dbusd_$1_t { $1_dbusd_t self }:dbus send_msg;
# For connecting to the bus
allow $3 $1_dbusd_t:unix_stream_socket connectto;
# XChat specifics
allow $3 $1_dbusd_t:dbus send_msg;
allow $3 $1_dbusd_t:dbus acquire_svc;
')
########################################
## <summary>
## XChat send and receive a dbus message to
## and from all user domains.
## </summary>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
interface(`xchat_userdom_dbus_sendrecv_all_users',`
gen_require(`
attribute userdomain;
class dbus send_msg;
')
allow $1 userdomain:dbus send_msg;
# XChat specifics
allow userdomain $1:dbus send_msg;
')
########################################
## <summary>
## XChat list directories
## in a user home subdirectory.
## </summary>
## <desc>
## <p>
## XChat list directories
## in a user home subdirectory.
## </p>
## <p>
## This is a templated interface, and should only
## be called from a per-userdomain template.
## </p>
## </desc>
## <param name="userdomain_prefix">
## <summary>
## The prefix of the user domain (e.g., user
## is the prefix for user_t).
## </summary>
## </param>
## <param name="domain">
## <summary>
## Domain allowed access.
## </summary>
## </param>
#
template(`xchat_userdom_list_user_home_content_dirs',`
gen_require(`
type $1_home_dir_t, $1_home_t;
attribute user_home_type;
')
files_search_home($2)
# XChat specifics
list_dirs_pattern($2,{ $1_home_dir_t user_home_type },$1_home_t)
')