## Desktop messaging bus ######################################## ## ## DBUS stub interface. No access allowed. ## ## ## ## N/A ## ## # interface(`dbus_stub',` gen_require(` type system_dbusd_t; ') ') ####################################### ## ## The per user domain template for the dbus module. ## ## ##

## This template creates a derived domain which is ## used for the user dbus. ##

##

## This template is invoked automatically for each user, and ## generally does not need to be invoked directly ## by policy writers. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## ## ## The type of the user domain. ## ## ## ## ## The role associated with the user domain. ## ## # template(`dbus_per_userdomain_template',` gen_require(` type system_dbusd_t, dbusd_etc_t; type system_dbusd_exec_t; class dbus { send_msg acquire_svc }; ') ############################## # # Delcarations # type $1_dbusd_t; domain_type($1_dbusd_t) role $3 types $1_dbusd_t; type $1_dbusd_$1_t; type $1_dbusd_tmp_t; files_tmp_file($1_dbusd_tmp_t) ############################## # # Local policy # allow $1_dbusd_t self:process { getattr sigkill signal }; allow $1_dbusd_t self:file { getattr read write }; allow $1_dbusd_t self:dbus { send_msg acquire_svc }; allow $1_dbusd_t self:unix_stream_socket create_stream_socket_perms; allow $1_dbusd_t self:unix_dgram_socket create_socket_perms; allow $1_dbusd_t self:tcp_socket create_stream_socket_perms; allow $1_dbusd_t self:netlink_audit_socket { create_netlink_socket_perms nlmsg_relay }; allow $1_dbusd_t self:netlink_selinux_socket create_socket_perms; # For connecting to the bus allow $2 $1_dbusd_t:unix_stream_socket connectto; type_change $2 $1_dbusd_t:dbus $1_dbusd_$1_t; # SE-DBus specific permissions allow $1_dbusd_$1_t { $1_dbusd_t self }:dbus send_msg; allow $2 $1_dbusd_t:dbus { send_msg acquire_svc }; allow $1_t system_dbusd_t:dbus { send_msg acquire_svc }; allow $1_dbusd_t dbusd_etc_t:dir r_dir_perms; allow $1_dbusd_t dbusd_etc_t:file r_file_perms; allow $1_dbusd_t dbusd_etc_t:lnk_file { getattr read }; allow $1_dbusd_t $1_dbusd_tmp_t:dir create_dir_perms; allow $1_dbusd_t $1_dbusd_tmp_t:file create_file_perms; files_filetrans_tmp($1_dbusd_t, $1_dbusd_tmp_t, { file dir }) domain_auto_trans($2, system_dbusd_exec_t, $1_dbusd_t) allow $2 $1_dbusd_t:fd use; allow $1_dbusd_t $2:fd use; allow $1_dbusd_t $2:fifo_file rw_file_perms; allow $1_dbusd_t $2:process sigchld; allow $2 $1_dbusd_t:process { sigkill signal }; kernel_read_system_state($1_dbusd_t) kernel_read_kernel_sysctls($1_dbusd_t) corenet_tcp_sendrecv_all_if($1_dbusd_t) corenet_raw_sendrecv_all_if($1_dbusd_t) corenet_tcp_sendrecv_all_nodes($1_dbusd_t) corenet_raw_sendrecv_all_nodes($1_dbusd_t) corenet_tcp_sendrecv_all_ports($1_dbusd_t) corenet_non_ipsec_sendrecv($1_dbusd_t) corenet_tcp_bind_all_nodes($1_dbusd_t) corenet_tcp_bind_reserved_port($1_dbusd_t) dev_read_urand($1_dbusd_t) selinux_get_fs_mount($1_dbusd_t) selinux_validate_context($1_dbusd_t) selinux_compute_access_vector($1_dbusd_t) selinux_compute_create_context($1_dbusd_t) selinux_compute_relabel_context($1_dbusd_t) selinux_compute_user_contexts($1_dbusd_t) corecmd_list_bin($1_dbusd_t) corecmd_read_bin_symlinks($1_dbusd_t) corecmd_read_bin_files($1_dbusd_t) corecmd_read_bin_pipes($1_dbusd_t) corecmd_read_bin_sockets($1_dbusd_t) corecmd_list_sbin($1_dbusd_t) corecmd_read_sbin_symlinks($1_dbusd_t) corecmd_read_sbin_files($1_dbusd_t) corecmd_read_sbin_pipes($1_dbusd_t) corecmd_read_sbin_sockets($1_dbusd_t) files_read_etc_files($1_dbusd_t) files_list_home($1_dbusd_t) files_read_usr_files($1_dbusd_t) files_dontaudit_search_var($1_dbusd_t) libs_use_ld_so($1_dbusd_t) libs_use_shared_libs($1_dbusd_t) logging_send_syslog_msg($1_dbusd_t) miscfiles_read_localization($1_dbusd_t) seutil_read_config($1_dbusd_t) seutil_read_default_contexts($1_dbusd_t) sysnet_read_config($1_dbusd_t) tunable_policy(`read_default_t',` files_list_default($1_dbusd_t) files_read_default_files($1_dbusd_t) files_read_default_symlinks($1_dbusd_t) files_read_default_sockets($1_dbusd_t) files_read_default_pipes($1_dbusd_t) ') optional_policy(`authlogin',` auth_read_pam_console_data($1_dbusd_t) ') optional_policy(`nscd',` nscd_socket_use($1_dbusd_t) ') ifdef(`TODO',` ifdef(`xdm.te', ` can_pipe_xdm($1_dbusd_t) ') ') ') ####################################### ## ## Template for creating connections to ## the system DBUS. ## ## ## ## The prefix of the domain (e.g., user ## is the prefix for user_t). ## ## ## ## ## The type of the domain. ## ## # template(`dbus_system_bus_client_template',` gen_require(` type system_dbusd_t, system_dbusd_t; type system_dbusd_var_run_t; class dbus send_msg; ') type $1_dbusd_system_t; type_change $2 system_dbusd_t:dbus $1_dbusd_system_t; # SE-DBus specific permissions allow $1_dbusd_system_t { system_dbusd_t self }:dbus send_msg; # For connecting to the bus files_search_pids($2) allow $2 system_dbusd_var_run_t:dir search; allow $2 system_dbusd_var_run_t:sock_file write; allow $2 system_dbusd_t:unix_stream_socket connectto; ') ######################################## ## ## Read dbus configuration. ## ## ## ## Domain allowed access. ## ## # interface(`dbus_read_config',` gen_require(` type dbusd_etc_t; ') allow $1 dbusd_etc_t:file r_file_perms; ') ######################################## ## ## Connect to the the system DBUS ## for service (acquire_svc). ## ## ## ## Domain allowed access. ## ## # interface(`dbus_connect_system_bus',` gen_require(` type system_dbusd_t; class dbus acquire_svc; ') allow $1 system_dbusd_t:dbus acquire_svc; ') ######################################## ## ## Send a message on the system DBUS. ## ## ## ## Domain allowed access. ## ## # interface(`dbus_send_system_bus',` gen_require(` type system_dbusd_t; class dbus send_msg; ') allow $1 system_dbusd_t:dbus send_msg; ') ######################################## ## ## Allow unconfined access to the system DBUS. ## ## ## ## Domain allowed access. ## ## # interface(`dbus_system_bus_unconfined',` gen_require(` type system_dbusd_t; class dbus all_dbus_perms; ') allow $1 system_dbusd_t:dbus *; ')