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policy_module(apt, 1.12.2)

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

attribute_role apt_roles;

type apt_t;
type apt_exec_t;
init_system_domain(apt_t, apt_exec_t)
domain_system_change_exemption(apt_t)
role apt_roles types apt_t;

type apt_devpts_t;
term_pty(apt_devpts_t)

type apt_lock_t;
files_lock_file(apt_lock_t)

type apt_tmp_t;
files_tmp_file(apt_tmp_t)

type apt_tmpfs_t;
files_tmpfs_file(apt_tmpfs_t)

type apt_var_cache_t alias var_cache_apt_t;
files_type(apt_var_cache_t)

type apt_var_lib_t alias var_lib_apt_t;
files_type(apt_var_lib_t)

type apt_var_log_t;
logging_log_file(apt_var_log_t)

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

allow apt_t self:capability { chown dac_override fowner fsetid kill setgid setuid };
allow apt_t self:process { signal setpgid fork };
allow apt_t self:fd use;
allow apt_t self:fifo_file rw_fifo_file_perms;
allow apt_t self:unix_dgram_socket sendto;
allow apt_t self:unix_stream_socket { accept connectto listen };
allow apt_t self:udp_socket { connect create_socket_perms };
allow apt_t self:tcp_socket create_stream_socket_perms;
allow apt_t self:shm create_shm_perms;
allow apt_t self:sem create_sem_perms;
allow apt_t self:msgq create_msgq_perms;
allow apt_t self:msg { send receive };
allow apt_t self:netlink_route_socket r_netlink_socket_perms;

allow apt_t apt_lock_t:dir manage_dir_perms;
allow apt_t apt_lock_t:file manage_file_perms;
files_lock_filetrans(apt_t, apt_lock_t, { dir file })

manage_dirs_pattern(apt_t, apt_tmp_t, apt_tmp_t)
manage_files_pattern(apt_t, apt_tmp_t, apt_tmp_t)
files_tmp_filetrans(apt_t, apt_tmp_t, { file dir })

manage_dirs_pattern(apt_t, apt_tmpfs_t, apt_tmpfs_t)
manage_files_pattern(apt_t, apt_tmpfs_t, apt_tmpfs_t)
manage_lnk_files_pattern(apt_t, apt_tmpfs_t, apt_tmpfs_t)
manage_fifo_files_pattern(apt_t, apt_tmpfs_t, apt_tmpfs_t)
manage_sock_files_pattern(apt_t, apt_tmpfs_t, apt_tmpfs_t)
fs_tmpfs_filetrans(apt_t, apt_tmpfs_t, { dir file lnk_file sock_file fifo_file })

manage_files_pattern(apt_t, apt_var_cache_t, apt_var_cache_t)
manage_dirs_pattern(apt_t, apt_var_cache_t, apt_var_cache_t)
files_var_filetrans(apt_t, apt_var_cache_t, dir)

manage_files_pattern(apt_t, apt_var_lib_t, apt_var_lib_t)
files_var_lib_filetrans(apt_t, apt_var_lib_t, dir)

allow apt_t apt_var_log_t:file manage_file_perms;
allow apt_t apt_var_log_t:dir manage_dir_perms;
logging_log_filetrans(apt_t, apt_var_log_t, file)

can_exec(apt_t, apt_exec_t)

kernel_read_system_state(apt_t)
kernel_read_kernel_sysctls(apt_t)

corecmd_exec_bin(apt_t)
corecmd_exec_shell(apt_t)

corenet_all_recvfrom_unlabeled(apt_t)
corenet_all_recvfrom_netlabel(apt_t)
corenet_tcp_sendrecv_generic_if(apt_t)
corenet_tcp_sendrecv_generic_node(apt_t)
corenet_tcp_sendrecv_all_ports(apt_t)

corenet_sendrecv_all_client_packets(apt_t)
corenet_tcp_connect_all_ports(apt_t)

dev_list_sysfs(apt_t)
dev_read_urand(apt_t)

domain_getattr_all_domains(apt_t)
domain_use_interactive_fds(apt_t)

files_exec_usr_files(apt_t)
files_read_etc_files(apt_t)
files_read_etc_runtime_files(apt_t)

fs_getattr_all_fs(apt_t)

term_create_pty(apt_t, apt_devpts_t)
term_list_ptys(apt_t)
term_use_all_terms(apt_t)

libs_exec_ld_so(apt_t)
libs_exec_lib_files(apt_t)

logging_send_syslog_msg(apt_t)

miscfiles_read_localization(apt_t)

seutil_use_newrole_fds(apt_t)

sysnet_read_config(apt_t)

userdom_use_user_terminals(apt_t)

optional_policy(`
	backup_manage_store_files(apt_t)
')

optional_policy(`
	cron_system_entry(apt_t, apt_exec_t)
')

optional_policy(`
	dbus_system_domain(apt_t, apt_exec_t)

	optional_policy(`
		# for packagekitd
		policykit_dbus_chat(apt_t)
	')

	optional_policy(`
		unconfined_dbus_send(apt_t)
	')
')

optional_policy(`
	dpkg_read_db(apt_t)
	dpkg_domtrans(apt_t)
	dpkg_lock_db(apt_t)
')

optional_policy(`
	nis_use_ypbind(apt_t)
')

optional_policy(`
	# rkhunter trigger
	rkhunter_domtrans(apt_t)
')

optional_policy(`
	rpm_read_db(apt_t)
	rpm_domtrans(apt_t)
')

optional_policy(`
	unconfined_domain(apt_t)
')