selinux-policy/refpolicy/policy/modules/services/dbus.te

policy_module(dbus,1.0)

gen_require(`
	class dbus { send_msg acquire_svc };
')

##############################
#
# Delcarations
#

type dbusd_etc_t alias etc_dbusd_t;
files_type(dbusd_etc_t)

type system_dbusd_t alias dbusd_t;
type system_dbusd_exec_t;
init_system_domain(system_dbusd_t,system_dbusd_exec_t)

type system_dbusd_tmp_t;
files_tmp_file(system_dbusd_tmp_t)

type system_dbusd_var_run_t;
files_pid_file(system_dbusd_var_run_t)

##############################
#
# Local policy
#

# dac_override: /var/run/dbus is owned by messagebus on Debian
# cjp: dac_override should probably go in a distro_debian
allow system_dbusd_t self:capability { dac_override setgid setuid };
dontaudit system_dbusd_t self:capability sys_tty_config;
allow system_dbusd_t self:process getattr;
allow system_dbusd_t self:fifo_file { read write };
allow system_dbusd_t self:dbus { send_msg acquire_svc };
allow system_dbusd_t self:unix_stream_socket { create_stream_socket_perms connectto };
allow system_dbusd_t self:unix_dgram_socket create_socket_perms;
# Receive notifications of policy reloads and enforcing status changes.
allow system_dbusd_t self:netlink_selinux_socket { create bind read };

allow system_dbusd_t dbusd_etc_t:dir r_dir_perms;
allow system_dbusd_t dbusd_etc_t:file r_file_perms;
allow system_dbusd_t dbusd_etc_t:lnk_file { getattr read };

allow system_dbusd_t system_dbusd_tmp_t:dir create_dir_perms;
allow system_dbusd_t system_dbusd_tmp_t:file create_file_perms;
files_create_tmp_files(system_dbusd_t, system_dbusd_tmp_t, { file dir })

allow system_dbusd_t system_dbusd_var_run_t:file create_file_perms;
allow system_dbusd_t system_dbusd_var_run_t:sock_file create_file_perms;
allow system_dbusd_t system_dbusd_var_run_t:dir rw_dir_perms;
files_create_pid(system_dbusd_t,system_dbusd_var_run_t)

kernel_read_system_state(system_dbusd_t)
kernel_read_kernel_sysctl(system_dbusd_t)

dev_read_urand(system_dbusd_t)
dev_read_sysfs(system_dbusd_t)

fs_getattr_all_fs(system_dbusd_t)
fs_search_auto_mountpoints(system_dbusd_t)

selinux_get_fs_mount(system_dbusd_t)
selinux_validate_context(system_dbusd_t)
selinux_compute_access_vector(system_dbusd_t)
selinux_compute_create_context(system_dbusd_t)
selinux_compute_relabel_context(system_dbusd_t)
selinux_compute_user_contexts(system_dbusd_t)

term_dontaudit_use_console(system_dbusd_t)

corecmd_list_bin(system_dbusd_t)
corecmd_read_bin_symlink(system_dbusd_t)
corecmd_read_bin_file(system_dbusd_t)
corecmd_read_bin_pipe(system_dbusd_t)
corecmd_read_bin_socket(system_dbusd_t)
corecmd_list_sbin(system_dbusd_t)
corecmd_read_sbin_symlink(system_dbusd_t)
corecmd_read_sbin_file(system_dbusd_t)
corecmd_read_sbin_pipe(system_dbusd_t)
corecmd_read_sbin_socket(system_dbusd_t)
corecmd_exec_sbin(system_dbusd_t)

domain_use_wide_inherit_fd(system_dbusd_t)

files_read_etc_files(system_dbusd_t)
files_list_home(system_dbusd_t)
files_read_usr_files(system_dbusd_t)

init_use_fd(system_dbusd_t)
init_use_script_pty(system_dbusd_t)

libs_use_ld_so(system_dbusd_t)
libs_use_shared_libs(system_dbusd_t)

logging_send_syslog_msg(system_dbusd_t)

miscfiles_read_localization(system_dbusd_t)

seutil_read_config(system_dbusd_t)
seutil_read_default_contexts(system_dbusd_t)
seutil_sigchld_newrole(system_dbusd_t)

userdom_dontaudit_use_unpriv_user_fd(system_dbusd_t)
userdom_dontaudit_search_sysadm_home_dir(system_dbusd_t)

ifdef(`targeted_policy', `
	term_dontaudit_use_unallocated_tty(system_dbusd_t)
	term_dontaudit_use_generic_pty(system_dbusd_t)
	files_dontaudit_read_root_file(system_dbusd_t)
')

tunable_policy(`read_default_t',`
	files_list_default(system_dbusd_t)
	files_read_default_files(system_dbusd_t)
	files_read_default_symlinks(system_dbusd_t)
	files_read_default_sockets(system_dbusd_t)
	files_read_default_pipes(system_dbusd_t)
')

optional_policy(`authlogin.te',`
	auth_read_pam_console_data(system_dbusd_t)
')

optional_policy(`nis.te',`
	nis_use_ypbind(system_dbusd_t)
')

optional_policy(`nscd.te',`
	nscd_use_socket(system_dbusd_t)
')

optional_policy(`udev.te', `
	udev_read_db(system_dbusd_t)
')

ifdef(`TODO',`
optional_policy(`rhgb.te',`
	rhgb_domain(system_dbusd_t)
')
')