68ac47d8c5
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334 lines
9.0 KiB
Plaintext
334 lines
9.0 KiB
Plaintext
policy_module(lpd, 1.12.0)
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########################################
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#
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# Declarations
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#
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## <desc>
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## <p>
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## Use lpd server instead of cups
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## </p>
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## </desc>
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gen_tunable(use_lpd_server, false)
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type checkpc_t;
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type checkpc_exec_t;
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init_system_domain(checkpc_t, checkpc_exec_t)
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role system_r types checkpc_t;
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type checkpc_log_t;
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logging_log_file(checkpc_log_t)
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type lpd_t;
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type lpd_exec_t;
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init_daemon_domain(lpd_t, lpd_exec_t)
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type lpd_tmp_t;
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files_tmp_file(lpd_tmp_t)
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type lpd_var_run_t;
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files_pid_file(lpd_var_run_t)
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type lpr_t;
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type lpr_exec_t;
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typealias lpr_t alias { user_lpr_t staff_lpr_t sysadm_lpr_t };
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typealias lpr_t alias { auditadm_lpr_t secadm_lpr_t };
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application_domain(lpr_t, lpr_exec_t)
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ubac_constrained(lpr_t)
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type lpr_tmp_t;
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typealias lpr_tmp_t alias { user_lpr_tmp_t staff_lpr_tmp_t sysadm_lpr_tmp_t };
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typealias lpr_tmp_t alias { auditadm_lpr_tmp_t secadm_lpr_tmp_t };
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files_tmp_file(lpr_tmp_t)
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ubac_constrained(lpr_tmp_t)
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# Type for spool files.
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type print_spool_t;
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typealias print_spool_t alias { user_print_spool_t staff_print_spool_t sysadm_print_spool_t };
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typealias print_spool_t alias { auditadm_print_spool_t secadm_print_spool_t };
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files_type(print_spool_t)
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ubac_constrained(print_spool_t)
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type printer_t;
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files_type(printer_t)
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type printconf_t;
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files_type(printconf_t)
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########################################
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#
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# Checkpc local policy
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#
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# Allow checkpc to access the lpd spool so it can check & fix it.
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# This requires that /usr/sbin/checkpc have type checkpc_t.
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allow checkpc_t self:capability { setgid setuid dac_override };
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allow checkpc_t self:process signal_perms;
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allow checkpc_t self:unix_stream_socket create_socket_perms;
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allow checkpc_t self:tcp_socket create_socket_perms;
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allow checkpc_t self:udp_socket create_socket_perms;
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allow checkpc_t checkpc_log_t:file manage_file_perms;
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logging_log_filetrans(checkpc_t, checkpc_log_t, file)
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allow checkpc_t lpd_var_run_t:dir search_dir_perms;
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files_search_pids(checkpc_t)
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rw_files_pattern(checkpc_t, print_spool_t, print_spool_t)
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delete_files_pattern(checkpc_t, print_spool_t, print_spool_t)
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files_search_spool(checkpc_t)
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allow checkpc_t printconf_t:file getattr_file_perms;
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allow checkpc_t printconf_t:dir list_dir_perms;
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kernel_read_system_state(checkpc_t)
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corenet_all_recvfrom_unlabeled(checkpc_t)
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corenet_all_recvfrom_netlabel(checkpc_t)
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corenet_tcp_sendrecv_generic_if(checkpc_t)
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corenet_udp_sendrecv_generic_if(checkpc_t)
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corenet_tcp_sendrecv_generic_node(checkpc_t)
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corenet_udp_sendrecv_generic_node(checkpc_t)
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corenet_tcp_sendrecv_all_ports(checkpc_t)
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corenet_udp_sendrecv_all_ports(checkpc_t)
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corenet_tcp_connect_all_ports(checkpc_t)
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corenet_sendrecv_all_client_packets(checkpc_t)
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dev_append_printer(checkpc_t)
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# This is less desirable, but checkpc demands /bin/bash and /bin/chown:
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corecmd_exec_shell(checkpc_t)
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corecmd_exec_bin(checkpc_t)
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domain_use_interactive_fds(checkpc_t)
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files_read_etc_files(checkpc_t)
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files_read_etc_runtime_files(checkpc_t)
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init_use_script_ptys(checkpc_t)
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# Allow access to /dev/console through the fd:
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init_use_fds(checkpc_t)
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sysnet_read_config(checkpc_t)
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userdom_use_user_terminals(checkpc_t)
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optional_policy(`
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cron_system_entry(checkpc_t, checkpc_exec_t)
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')
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optional_policy(`
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logging_send_syslog_msg(checkpc_t)
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')
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optional_policy(`
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nis_use_ypbind(checkpc_t)
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')
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########################################
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#
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# Lpd local policy
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#
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allow lpd_t self:capability { setgid setuid net_bind_service dac_read_search dac_override chown fowner };
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dontaudit lpd_t self:capability sys_tty_config;
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allow lpd_t self:process signal_perms;
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allow lpd_t self:fifo_file rw_fifo_file_perms;
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allow lpd_t self:unix_stream_socket create_stream_socket_perms;
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allow lpd_t self:unix_dgram_socket create_socket_perms;
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allow lpd_t self:tcp_socket create_stream_socket_perms;
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allow lpd_t self:udp_socket create_stream_socket_perms;
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manage_dirs_pattern(lpd_t, lpd_tmp_t, lpd_tmp_t)
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manage_files_pattern(lpd_t, lpd_tmp_t, lpd_tmp_t)
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files_tmp_filetrans(lpd_t, lpd_tmp_t, { file dir })
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manage_dirs_pattern(lpd_t, lpd_var_run_t, lpd_var_run_t)
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manage_files_pattern(lpd_t, lpd_var_run_t, lpd_var_run_t)
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manage_sock_files_pattern(lpd_t, lpd_var_run_t, lpd_var_run_t)
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files_pid_filetrans(lpd_t, lpd_var_run_t, { dir file })
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# Write to /var/spool/lpd.
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manage_files_pattern(lpd_t, print_spool_t, print_spool_t)
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files_search_spool(lpd_t)
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# lpd must be able to execute the filter utilities in /usr/share/printconf.
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allow lpd_t printconf_t:dir list_dir_perms;
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can_exec(lpd_t, printconf_t)
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# Create and bind to /dev/printer.
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allow lpd_t printer_t:lnk_file manage_lnk_file_perms;
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dev_filetrans(lpd_t, printer_t, lnk_file)
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kernel_read_kernel_sysctls(lpd_t)
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# bash wants access to /proc/meminfo
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kernel_read_system_state(lpd_t)
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corenet_all_recvfrom_unlabeled(lpd_t)
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corenet_all_recvfrom_netlabel(lpd_t)
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corenet_tcp_sendrecv_generic_if(lpd_t)
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corenet_udp_sendrecv_generic_if(lpd_t)
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corenet_tcp_sendrecv_generic_node(lpd_t)
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corenet_udp_sendrecv_generic_node(lpd_t)
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corenet_tcp_sendrecv_all_ports(lpd_t)
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corenet_udp_sendrecv_all_ports(lpd_t)
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corenet_tcp_bind_generic_node(lpd_t)
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corenet_tcp_bind_printer_port(lpd_t)
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corenet_sendrecv_printer_server_packets(lpd_t)
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dev_read_sysfs(lpd_t)
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dev_rw_printer(lpd_t)
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fs_getattr_all_fs(lpd_t)
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fs_search_auto_mountpoints(lpd_t)
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# Filter scripts may be shell scripts, and may invoke progs like /bin/mktemp
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corecmd_exec_bin(lpd_t)
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corecmd_exec_shell(lpd_t)
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domain_use_interactive_fds(lpd_t)
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files_read_etc_runtime_files(lpd_t)
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files_read_usr_files(lpd_t)
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# for defoma
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files_list_world_readable(lpd_t)
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files_read_world_readable_files(lpd_t)
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files_read_world_readable_symlinks(lpd_t)
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files_list_var_lib(lpd_t)
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files_read_var_lib_files(lpd_t)
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files_read_var_lib_symlinks(lpd_t)
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# config files for lpd are of type etc_t, probably should change this
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files_read_etc_files(lpd_t)
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logging_send_syslog_msg(lpd_t)
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miscfiles_read_fonts(lpd_t)
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miscfiles_read_localization(lpd_t)
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sysnet_read_config(lpd_t)
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userdom_dontaudit_use_unpriv_user_fds(lpd_t)
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userdom_dontaudit_search_user_home_dirs(lpd_t)
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optional_policy(`
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nis_use_ypbind(lpd_t)
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')
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optional_policy(`
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seutil_sigchld_newrole(lpd_t)
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')
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optional_policy(`
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udev_read_db(lpd_t)
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')
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##############################
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#
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# Local policy
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#
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allow lpr_t self:capability { setuid dac_override net_bind_service chown };
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allow lpr_t self:unix_stream_socket create_stream_socket_perms;
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allow lpr_t self:tcp_socket create_socket_perms;
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allow lpr_t self:udp_socket create_socket_perms;
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can_exec(lpr_t, lpr_exec_t)
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# Allow lpd to read, rename, and unlink spool files.
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allow lpd_t print_spool_t:file { read_file_perms rename_file_perms delete_file_perms };
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kernel_read_kernel_sysctls(lpr_t)
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corenet_all_recvfrom_unlabeled(lpr_t)
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corenet_all_recvfrom_netlabel(lpr_t)
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corenet_tcp_sendrecv_generic_if(lpr_t)
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corenet_udp_sendrecv_generic_if(lpr_t)
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corenet_tcp_sendrecv_generic_node(lpr_t)
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corenet_udp_sendrecv_generic_node(lpr_t)
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corenet_tcp_sendrecv_all_ports(lpr_t)
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corenet_udp_sendrecv_all_ports(lpr_t)
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corenet_tcp_connect_all_ports(lpr_t)
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corenet_sendrecv_all_client_packets(lpr_t)
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dev_read_rand(lpr_t)
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dev_read_urand(lpr_t)
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domain_use_interactive_fds(lpr_t)
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files_search_spool(lpr_t)
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# for lpd config files (should have a new type)
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files_read_etc_files(lpr_t)
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# for test print
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files_read_usr_files(lpr_t)
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#Added to cover read_content macro
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files_list_home(lpr_t)
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files_read_generic_tmp_files(lpr_t)
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fs_getattr_xattr_fs(lpr_t)
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# Access the terminal.
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term_use_controlling_term(lpr_t)
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term_use_generic_ptys(lpr_t)
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auth_use_nsswitch(lpr_t)
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miscfiles_read_localization(lpr_t)
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userdom_read_user_tmp_symlinks(lpr_t)
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# Write to the user domain tty.
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userdom_use_user_terminals(lpr_t)
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userdom_read_user_home_content_files(lpr_t)
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userdom_read_user_tmp_files(lpr_t)
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tunable_policy(`use_lpd_server',`
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# lpr can run in lightweight mode, without a local print spooler.
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allow lpr_t lpd_var_run_t:dir search_dir_perms;
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allow lpr_t lpd_var_run_t:sock_file write_sock_file_perms;
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files_read_var_files(lpr_t)
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# Connect to lpd via a Unix domain socket.
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allow lpr_t printer_t:sock_file rw_sock_file_perms;
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allow lpr_t lpd_t:unix_stream_socket connectto;
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# Send SIGHUP to lpd.
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allow lpr_t lpd_t:process signal;
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manage_dirs_pattern(lpr_t, lpr_tmp_t, lpr_tmp_t)
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manage_files_pattern(lpr_t, lpr_tmp_t, lpr_tmp_t)
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files_tmp_filetrans(lpr_t, lpr_tmp_t, { file dir })
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manage_files_pattern(lpr_t, print_spool_t, print_spool_t)
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filetrans_pattern(lpr_t, print_spool_t, print_spool_t, file)
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# Read and write shared files in the spool directory.
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allow lpr_t print_spool_t:file rw_file_perms;
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allow lpr_t printconf_t:dir list_dir_perms;
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read_files_pattern(lpr_t, printconf_t, printconf_t)
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read_lnk_files_pattern(lpr_t, printconf_t, printconf_t)
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')
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tunable_policy(`use_nfs_home_dirs',`
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files_list_home(lpr_t)
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fs_list_auto_mountpoints(lpr_t)
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fs_read_nfs_files(lpr_t)
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fs_read_nfs_symlinks(lpr_t)
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')
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tunable_policy(`use_samba_home_dirs',`
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files_list_home(lpr_t)
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fs_list_auto_mountpoints(lpr_t)
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fs_read_cifs_files(lpr_t)
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fs_read_cifs_symlinks(lpr_t)
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')
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optional_policy(`
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cups_read_config(lpr_t)
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cups_stream_connect(lpr_t)
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cups_read_pid_files(lpr_t)
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')
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optional_policy(`
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logging_send_syslog_msg(lpr_t)
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')
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