policy_module(tor,1.3.0)

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

type tor_t;
type tor_exec_t;
init_daemon_domain(tor_t, tor_exec_t)

# etc/tor
type tor_etc_t;
files_config_file(tor_etc_t)

# var/lib/tor
type tor_var_lib_t;
files_type(tor_var_lib_t)

# log files
type tor_var_log_t;
logging_log_file(tor_var_log_t)

# pid files
type tor_var_run_t;
files_pid_file(tor_var_run_t)

########################################
#
# tor local policy
#

allow tor_t self:fifo_file { read write };
allow tor_t self:unix_stream_socket create_stream_socket_perms;
allow tor_t self:netlink_route_socket r_netlink_socket_perms;
allow tor_t self:tcp_socket create_stream_socket_perms;

# configuration files
allow tor_t tor_etc_t:dir list_dir_perms;
read_files_pattern(tor_t,tor_etc_t,tor_etc_t)
read_lnk_files_pattern(tor_t,tor_etc_t,tor_etc_t)

# var/lib/tor files
manage_dirs_pattern(tor_t,tor_var_lib_t,tor_var_lib_t)
manage_files_pattern(tor_t,tor_var_lib_t,tor_var_lib_t)
manage_sock_files_pattern(tor_t,tor_var_lib_t,tor_var_lib_t)
files_usr_filetrans(tor_t,tor_var_lib_t,file)
files_var_filetrans(tor_t,tor_var_lib_t,{ file dir sock_file })
files_var_lib_filetrans(tor_t,tor_var_lib_t,file)

# log files
allow tor_t tor_var_log_t:dir setattr;
manage_files_pattern(tor_t,tor_var_log_t,tor_var_log_t)
manage_sock_files_pattern(tor_t,tor_var_log_t,tor_var_log_t)
logging_log_filetrans(tor_t,tor_var_log_t,{ sock_file file dir })

# pid file
manage_files_pattern(tor_t,tor_var_run_t,tor_var_run_t)
manage_sock_files_pattern(tor_t,tor_var_run_t,tor_var_run_t)
files_pid_filetrans(tor_t,tor_var_run_t, { file sock_file })

kernel_read_system_state(tor_t)

# networking basics
corenet_all_recvfrom_unlabeled(tor_t)
corenet_all_recvfrom_netlabel(tor_t)
corenet_tcp_sendrecv_all_if(tor_t)
corenet_tcp_sendrecv_all_nodes(tor_t)
corenet_tcp_sendrecv_all_ports(tor_t)
corenet_tcp_sendrecv_all_reserved_ports(tor_t)
corenet_tcp_bind_all_nodes(tor_t)
corenet_tcp_bind_tor_port(tor_t)
corenet_sendrecv_tor_server_packets(tor_t)
# TOR will need to connect to various ports
corenet_tcp_connect_all_ports(tor_t)
corenet_sendrecv_all_client_packets(tor_t)
# ... especially including port 80 and other privileged ports
corenet_tcp_connect_all_reserved_ports(tor_t)

# tor uses crypto and needs random
dev_read_urand(tor_t)

domain_use_interactive_fds(tor_t)

files_read_etc_files(tor_t)
files_read_etc_runtime_files(tor_t)

libs_use_ld_so(tor_t)
libs_use_shared_libs(tor_t)

miscfiles_read_localization(tor_t)

sysnet_dns_name_resolve(tor_t)

optional_policy(`
	seutil_sigchld_newrole(tor_t)
')