268 lines
7.7 KiB
Plaintext
268 lines
7.7 KiB
Plaintext
## <summary>Policy for UML</summary>
|
|
|
|
#######################################
|
|
## <summary>
|
|
## The per user domain template for the uml module.
|
|
## </summary>
|
|
## <desc>
|
|
## <p>
|
|
## This template creates a derived domains which are used
|
|
## for uml program.
|
|
## </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(`uml_per_userdomain_template',`
|
|
|
|
########################################
|
|
#
|
|
# Declarations
|
|
#
|
|
type $1_uml_t;
|
|
domain_type($1_uml_t)
|
|
role $3 types $1_uml_t;
|
|
|
|
type $1_uml_exec_t;
|
|
domain_entry_file($1_uml_t,$1_uml_exec_t)
|
|
|
|
type $1_uml_ro_t;
|
|
files_type($1_uml_ro_t)
|
|
|
|
type $1_uml_rw_t;
|
|
files_type($1_uml_rw_t)
|
|
|
|
type $1_uml_tmp_t;
|
|
files_tmp_file($1_uml_tmp_t)
|
|
|
|
type $1_uml_tmpfs_t;
|
|
files_tmpfs_file($1_uml_tmpfs_t)
|
|
|
|
type $1_uml_devpts_t;
|
|
term_pty($1_uml_devpts_t)
|
|
|
|
########################################
|
|
#
|
|
# Local policy
|
|
#
|
|
allow $1_uml_t self:fifo_file rw_file_perms;
|
|
allow $1_uml_t self:process { fork signal_perms ptrace };
|
|
allow $1_uml_t self:unix_stream_socket create_stream_socket_perms;
|
|
allow $1_uml_t self:unix_dgram_socket create_socket_perms;
|
|
# Use the network.
|
|
allow $1_uml_t self:tcp_socket create_stream_socket_perms;
|
|
allow $1_uml_t self:udp_socket create_socket_perms;
|
|
|
|
allow $1_uml_t $2:process sigchld;
|
|
allow $1_uml_t $2:fifo_file { ioctl read write getattr lock append };
|
|
|
|
# allow the UML thing to happen
|
|
allow $1_uml_t $1_uml_devpts_t:chr_file { rw_file_perms setattr };
|
|
term_create_pty($1_uml_t,$1_uml_devpts_t)
|
|
|
|
allow $1_uml_t $1_uml_tmp_t:dir create_dir_perms;
|
|
allow $1_uml_t $1_uml_tmp_t:file create_file_perms;
|
|
files_tmp_filetrans($1_uml_t, $1_uml_tmp_t, { file dir })
|
|
can_exec($1_uml_t, $1_uml_tmp_t)
|
|
|
|
allow $1_uml_t $1_uml_tmpfs_t:dir { read getattr lock search ioctl add_name remove_name write };
|
|
allow $1_uml_t $1_uml_tmpfs_t:file { create ioctl read getattr lock write setattr append link unlink rename };
|
|
allow $1_uml_t $1_uml_tmpfs_t:lnk_file { create read getattr setattr link unlink rename };
|
|
allow $1_uml_t $1_uml_tmpfs_t:sock_file { create ioctl read getattr lock write setattr append link unlink rename };
|
|
allow $1_uml_t $1_uml_tmpfs_t:fifo_file { create ioctl read getattr lock write setattr append link unlink rename };
|
|
fs_tmpfs_filetrans($1_uml_t,$1_uml_tmpfs_t,{ dir file lnk_file sock_file fifo_file })
|
|
can_exec($1_uml_t, $1_uml_tmpfs_t)
|
|
|
|
# access config files
|
|
allow $1_uml_t { $1_uml_ro_t uml_ro_t }:dir r_dir_perms;
|
|
allow $1_uml_t { $1_uml_ro_t uml_ro_t }:file r_file_perms;
|
|
allow $1_uml_t { $1_uml_ro_t uml_ro_t }:lnk_file { getattr read };
|
|
|
|
allow $1_uml_t $1_uml_rw_t:dir create_dir_perms;
|
|
allow $1_uml_t $1_uml_rw_t:file create_file_perms;
|
|
allow $1_uml_t $1_uml_rw_t:lnk_file create_lnk_perms;
|
|
allow $1_uml_t $1_uml_rw_t:sock_file create_file_perms;
|
|
allow $1_uml_t $1_uml_rw_t:fifo_file create_file_perms;
|
|
userdom_user_home_dir_filetrans($1,$1_uml_t,$1_uml_rw_t,{ file lnk_file sock_file fifo_file })
|
|
|
|
allow $2 uml_ro_t:dir r_dir_perms;
|
|
allow $2 uml_ro_t:file r_file_perms;
|
|
allow $2 uml_ro_t:lnk_file { getattr read };
|
|
|
|
allow $2 { $1_uml_ro_t $1_uml_rw_t }:{ file sock_file fifo_file } { relabelfrom relabelto create_file_perms };
|
|
allow $2 { $1_uml_ro_t $1_uml_rw_t }:lnk_file { relabelfrom relabelto create_lnk_perms };
|
|
allow $2 { $1_uml_ro_t $1_uml_rw_t $1_uml_exec_t }:dir { relabelfrom relabelto create_dir_perms };
|
|
allow $2 $1_uml_exec_t:file { relabelfrom relabelto create_file_perms };
|
|
|
|
allow $2 $1_uml_t:process ptrace;
|
|
allow $2 $1_uml_t:process signal_perms;
|
|
|
|
# allow ps, ptrace, signal
|
|
allow $2 $1_uml_t:dir { search getattr read };
|
|
allow $2 $1_uml_t:{ file lnk_file } { read getattr };
|
|
allow $2 $1_uml_t:process getattr;
|
|
# We need to suppress this denial because procps tries to access
|
|
# /proc/pid/environ and this now triggers a ptrace check in recent kernels
|
|
# (2.4 and 2.6). Might want to change procps to not do this, or only if
|
|
# running in a privileged domain.
|
|
dontaudit $2 $1_uml_t:process ptrace;
|
|
|
|
allow $2 $1_uml_tmp_t:dir create_dir_perms;
|
|
allow $2 $1_uml_tmp_t:file create_file_perms;
|
|
allow $2 $1_uml_tmp_t:lnk_file create_lnk_perms;
|
|
allow $2 $1_uml_tmp_t:sock_file create_file_perms;
|
|
|
|
# Transition from the user domain to this domain.
|
|
domain_auto_trans($2, { uml_exec_t $1_uml_exec_t }, $1_uml_t)
|
|
can_exec($1_uml_t, { uml_exec_t $1_uml_exec_t })
|
|
|
|
# for mconsole
|
|
allow { $2 $1_uml_t } $1_uml_t:unix_dgram_socket sendto;
|
|
allow $1_uml_t $2:unix_dgram_socket sendto;
|
|
|
|
kernel_read_system_state($1_uml_t)
|
|
# for SKAS - need something better
|
|
kernel_write_proc_files($1_uml_t)
|
|
|
|
# for xterm
|
|
corecmd_exec_bin($1_uml_t)
|
|
corecmd_exec_sbin($1_uml_t)
|
|
|
|
corenet_tcp_sendrecv_generic_if($1_uml_t)
|
|
corenet_udp_sendrecv_generic_if($1_uml_t)
|
|
corenet_raw_sendrecv_generic_if($1_uml_t)
|
|
corenet_tcp_sendrecv_all_nodes($1_uml_t)
|
|
corenet_udp_sendrecv_all_nodes($1_uml_t)
|
|
corenet_raw_sendrecv_all_nodes($1_uml_t)
|
|
corenet_tcp_sendrecv_all_ports($1_uml_t)
|
|
corenet_udp_sendrecv_all_ports($1_uml_t)
|
|
corenet_non_ipsec_sendrecv($1_uml_t)
|
|
corenet_tcp_bind_all_nodes($1_uml_t)
|
|
corenet_udp_bind_all_nodes($1_uml_t)
|
|
corenet_tcp_connect_all_ports($1_uml_t)
|
|
corenet_rw_tun_tap_dev($1_uml_t)
|
|
|
|
domain_use_interactive_fds($1_uml_t)
|
|
|
|
# for xterm
|
|
files_read_etc_files($1_uml_t)
|
|
files_dontaudit_read_etc_runtime_files($1_uml_t)
|
|
# putting uml data under /var is usual...
|
|
files_search_var($1_uml_t)
|
|
|
|
fs_getattr_xattr_fs($1_uml_t)
|
|
|
|
init_read_utmp($1_uml_t)
|
|
init_dontaudit_write_utmp($1_uml_t)
|
|
|
|
# for xterm
|
|
libs_use_ld_so($1_uml_t)
|
|
libs_use_shared_libs($1_uml_t)
|
|
libs_exec_lib_files($1_uml_t)
|
|
|
|
# Inherit and use descriptors from newrole.
|
|
seutil_use_newrole_fds($1_uml_t)
|
|
|
|
# Use the network.
|
|
sysnet_read_config($1_uml_t)
|
|
|
|
userdom_use_user_terminals($1,$1_uml_t)
|
|
|
|
optional_policy(`
|
|
mount_send_nfs_client_request($1_uml_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
nis_use_ypbind($1_uml_t)
|
|
')
|
|
|
|
optional_policy(`
|
|
ssh_tcp_connect($1_uml_t)
|
|
')
|
|
|
|
ifdef(`TODO',`
|
|
# for X
|
|
optional_policy(`
|
|
ifelse($1, sysadm,`
|
|
',`
|
|
optional_policy(`
|
|
allow $1_uml_t xdm_xserver_tmp_t:dir search;
|
|
')
|
|
allow $1_uml_t $1_xserver_tmp_t:sock_file write;
|
|
allow $1_uml_t $1_xserver_t:unix_stream_socket connectto;
|
|
')
|
|
')
|
|
|
|
optional_policy(`
|
|
# for uml_net
|
|
domain_auto_trans($1_uml_t, uml_net_exec_t, uml_net_t)
|
|
allow uml_net_t $1_uml_t:unix_stream_socket { read write };
|
|
allow uml_net_t $1_uml_t:unix_dgram_socket { read write };
|
|
dontaudit uml_net_t privfd:fd use;
|
|
can_access_pty(uml_net_t, $1_uml)
|
|
dontaudit uml_net_t $1_uml_rw_t:dir { getattr search };
|
|
')
|
|
#TODO
|
|
optional_policy(`
|
|
allow $1_uml_t $1_xauth_home_t:file { getattr read };
|
|
')
|
|
')
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Set attributes on uml utility socket files.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`uml_setattr_util_sockets',`
|
|
gen_require(`
|
|
type uml_switch_var_run_t;
|
|
')
|
|
|
|
allow $1 uml_switch_var_run_t:sock_file setattr;
|
|
')
|
|
|
|
########################################
|
|
## <summary>
|
|
## Manage uml utility files.
|
|
## </summary>
|
|
## <param name="domain">
|
|
## <summary>
|
|
## Domain allowed access.
|
|
## </summary>
|
|
## </param>
|
|
#
|
|
interface(`uml_manage_util_files',`
|
|
gen_require(`
|
|
type uml_switch_var_run_t;
|
|
')
|
|
|
|
allow $1 uml_switch_var_run_t:dir rw_dir_perms;
|
|
allow $1 uml_switch_var_run_t:file create_file_perms;
|
|
allow $1 uml_switch_var_run_t:lnk_file create_lnk_perms;
|
|
')
|