policy_module(dbus, 1.18.3)

gen_require(`
	class dbus all_dbus_perms;
')

########################################
#
# Declarations
#

attribute dbusd_unconfined;
attribute session_bus_type;

type dbusd_etc_t;
files_config_file(dbusd_etc_t)

type dbusd_exec_t;
corecmd_executable_file(dbusd_exec_t)
typealias dbusd_exec_t alias system_dbusd_exec_t;

type session_dbusd_home_t;
userdom_user_home_content(session_dbusd_home_t)

type session_dbusd_tmp_t;
typealias session_dbusd_tmp_t alias { user_dbusd_tmp_t staff_dbusd_tmp_t sysadm_dbusd_tmp_t };
typealias session_dbusd_tmp_t alias { auditadm_dbusd_tmp_t secadm_dbusd_tmp_t };
userdom_user_tmp_file(session_dbusd_tmp_t)

type system_dbusd_t;
init_system_domain(system_dbusd_t, dbusd_exec_t)

type system_dbusd_tmp_t;
files_tmp_file(system_dbusd_tmp_t)

type system_dbusd_var_lib_t;
files_type(system_dbusd_var_lib_t)

type system_dbusd_var_run_t;
files_pid_file(system_dbusd_var_run_t)
init_daemon_run_dir(system_dbusd_var_run_t, "dbus")

ifdef(`enable_mcs',`
	init_ranged_system_domain(system_dbusd_t, dbusd_exec_t, s0 - mcs_systemhigh)
')

ifdef(`enable_mls',`
	init_ranged_system_domain(system_dbusd_t, dbusd_exec_t, s0 - mls_systemhigh)
')

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

allow system_dbusd_t self:capability { sys_resource dac_override setgid setpcap setuid };
dontaudit system_dbusd_t self:capability sys_tty_config;
allow system_dbusd_t self:process { getattr getsched signal_perms setpgid getcap setcap setrlimit };
allow system_dbusd_t self:fifo_file rw_fifo_file_perms;
allow system_dbusd_t self:dbus { send_msg acquire_svc };
allow system_dbusd_t self:unix_stream_socket { accept connectto listen };
allow system_dbusd_t self:netlink_selinux_socket { create bind read };

allow system_dbusd_t dbusd_etc_t:dir list_dir_perms;
read_files_pattern(system_dbusd_t, dbusd_etc_t, dbusd_etc_t)
read_lnk_files_pattern(system_dbusd_t, dbusd_etc_t, dbusd_etc_t)

manage_dirs_pattern(system_dbusd_t, system_dbusd_tmp_t, system_dbusd_tmp_t)
manage_files_pattern(system_dbusd_t, system_dbusd_tmp_t, system_dbusd_tmp_t)
files_tmp_filetrans(system_dbusd_t, system_dbusd_tmp_t, { dir file })

read_files_pattern(system_dbusd_t, system_dbusd_var_lib_t, system_dbusd_var_lib_t)

manage_dirs_pattern(system_dbusd_t, system_dbusd_var_run_t, system_dbusd_var_run_t)
manage_files_pattern(system_dbusd_t, system_dbusd_var_run_t, system_dbusd_var_run_t)
manage_sock_files_pattern(system_dbusd_t, system_dbusd_var_run_t, system_dbusd_var_run_t)
files_pid_filetrans(system_dbusd_t, system_dbusd_var_run_t, { dir file })

can_exec(system_dbusd_t, dbusd_exec_t)

kernel_read_system_state(system_dbusd_t)
kernel_read_kernel_sysctls(system_dbusd_t)

corecmd_list_bin(system_dbusd_t)
corecmd_read_bin_pipes(system_dbusd_t)
corecmd_read_bin_sockets(system_dbusd_t)
corecmd_exec_shell(system_dbusd_t)

dev_read_urand(system_dbusd_t)
dev_read_sysfs(system_dbusd_t)

domain_use_interactive_fds(system_dbusd_t)
domain_read_all_domains_state(system_dbusd_t)

files_list_home(system_dbusd_t)
files_read_usr_files(system_dbusd_t)

fs_getattr_all_fs(system_dbusd_t)
fs_list_inotifyfs(system_dbusd_t)
fs_search_auto_mountpoints(system_dbusd_t)
fs_dontaudit_list_nfs(system_dbusd_t)

mls_fd_use_all_levels(system_dbusd_t)
mls_rangetrans_target(system_dbusd_t)
mls_file_read_all_levels(system_dbusd_t)
mls_socket_write_all_levels(system_dbusd_t)
mls_socket_read_to_clearance(system_dbusd_t)
mls_dbus_recv_all_levels(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)

auth_use_nsswitch(system_dbusd_t)
auth_read_pam_console_data(system_dbusd_t)

init_use_fds(system_dbusd_t)
init_use_script_ptys(system_dbusd_t)
init_domtrans_script(system_dbusd_t)

init_use_fds(system_dbusd_t)
init_use_script_ptys(system_dbusd_t)
init_domtrans_script(system_dbusd_t)

logging_send_audit_msgs(system_dbusd_t)
logging_send_syslog_msg(system_dbusd_t)

miscfiles_read_localization(system_dbusd_t)
miscfiles_read_generic_certs(system_dbusd_t)

seutil_read_config(system_dbusd_t)
seutil_read_default_contexts(system_dbusd_t)

userdom_dontaudit_use_unpriv_user_fds(system_dbusd_t)
userdom_dontaudit_search_user_home_dirs(system_dbusd_t)

optional_policy(`
	bluetooth_stream_connect(system_dbusd_t)
')

optional_policy(`
	cpufreqselector_dbus_chat(system_dbusd_t)
')

optional_policy(`
	policykit_dbus_chat(system_dbusd_t)
	policykit_search_lib(system_dbusd_t)
')

optional_policy(`
	seutil_sigchld_newrole(system_dbusd_t)
')

optional_policy(`
	udev_read_db(system_dbusd_t)
')

########################################
#
# Common session bus local policy
#

allow session_bus_type self:capability2 block_suspend;
dontaudit session_bus_type self:capability sys_resource;
allow session_bus_type self:process { getattr sigkill signal };
dontaudit session_bus_type self:process { ptrace setrlimit };
allow session_bus_type self:file { getattr read write };
allow session_bus_type self:fifo_file rw_fifo_file_perms;
allow session_bus_type self:dbus { send_msg acquire_svc };
allow session_bus_type self:unix_stream_socket { accept listen };
allow session_bus_type self:tcp_socket { accept listen };
allow session_bus_type self:netlink_selinux_socket create_socket_perms;

allow session_bus_type dbusd_etc_t:dir list_dir_perms;
read_files_pattern(session_bus_type, dbusd_etc_t, dbusd_etc_t)
read_lnk_files_pattern(session_bus_type, dbusd_etc_t, dbusd_etc_t)

manage_dirs_pattern(session_bus_type, session_dbusd_home_t, session_dbusd_home_t)
manage_files_pattern(session_bus_type, session_dbusd_home_t, session_dbusd_home_t)
userdom_user_home_dir_filetrans(session_bus_type, session_dbusd_home_t, dir, ".dbus")

manage_dirs_pattern(session_bus_type, session_dbusd_tmp_t, session_dbusd_tmp_t)
manage_files_pattern(session_bus_type, session_dbusd_tmp_t, session_dbusd_tmp_t)
files_tmp_filetrans(session_bus_type, session_dbusd_tmp_t, { dir file })

kernel_read_system_state(session_bus_type)
kernel_read_kernel_sysctls(session_bus_type)

corecmd_list_bin(session_bus_type)
corecmd_read_bin_symlinks(session_bus_type)
corecmd_read_bin_files(session_bus_type)
corecmd_read_bin_pipes(session_bus_type)
corecmd_read_bin_sockets(session_bus_type)

corenet_all_recvfrom_unlabeled(session_bus_type)
corenet_all_recvfrom_netlabel(session_bus_type)
corenet_tcp_sendrecv_generic_if(session_bus_type)
corenet_tcp_sendrecv_generic_node(session_bus_type)
corenet_tcp_sendrecv_all_ports(session_bus_type)
corenet_tcp_bind_generic_node(session_bus_type)

corenet_sendrecv_all_server_packets(session_bus_type)
corenet_tcp_bind_reserved_port(session_bus_type)

dev_read_urand(session_bus_type)

domain_read_all_domains_state(session_bus_type)
domain_use_interactive_fds(session_bus_type)

files_list_home(session_bus_type)
files_read_usr_files(session_bus_type)
files_dontaudit_search_var(session_bus_type)

fs_getattr_romfs(session_bus_type)
fs_getattr_xattr_fs(session_bus_type)
fs_list_inotifyfs(session_bus_type)
fs_dontaudit_list_nfs(session_bus_type)

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

auth_read_pam_console_data(session_bus_type)

logging_send_audit_msgs(session_bus_type)
logging_send_syslog_msg(session_bus_type)

miscfiles_read_localization(session_bus_type)

seutil_read_config(session_bus_type)
seutil_read_default_contexts(session_bus_type)

term_use_all_terms(session_bus_type)

optional_policy(`
	hal_dbus_chat(session_bus_type)
')

optional_policy(`
	xserver_use_xdm_fds(session_bus_type)
	xserver_rw_xdm_pipes(session_bus_type)
')

########################################
#
# Unconfined access to this module
#

allow dbusd_unconfined { system_dbusd_t session_bus_type }:dbus all_dbus_perms;