350 lines
8.9 KiB
Plaintext
350 lines
8.9 KiB
Plaintext
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policy_module(sysnetwork,1.0)
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########################################
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#
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# Declarations
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#
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# this is shared between dhcpc and dhcpd:
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type dhcp_etc_t; #, usercanread;
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typealias dhcp_etc_t alias { etc_dhcp_t etc_dhcpc_t etc_dhcpd_t };
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files_type(dhcp_etc_t)
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# this is shared between dhcpc and dhcpd:
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type dhcp_state_t;
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files_type(dhcp_state_t)
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type dhcpc_t;
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type dhcpc_exec_t;
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init_daemon_domain(dhcpc_t,dhcpc_exec_t)
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role system_r types dhcpc_t;
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type dhcpc_state_t;
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files_type(dhcpc_state_t)
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type dhcpc_tmp_t;
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files_tmp_file(dhcpc_tmp_t)
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type dhcpc_var_run_t;
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files_pid_file(dhcpc_var_run_t)
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type ifconfig_t;
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type ifconfig_exec_t;
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init_system_domain(ifconfig_t, ifconfig_exec_t)
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role system_r types ifconfig_t;
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type net_conf_t alias resolv_conf_t;
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files_type(net_conf_t)
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########################################
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#
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# DHCP client local policy
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#
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allow dhcpc_t self:capability { dac_override fsetid net_admin net_raw net_bind_service sys_resource sys_tty_config };
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dontaudit dhcpc_t self:capability sys_tty_config;
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# for access("/etc/bashrc", X_OK) on Red Hat
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dontaudit dhcpc_t self:capability { dac_read_search sys_module };
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allow dhcpc_t self:process signal_perms;
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allow dhcpc_t self:fifo_file rw_file_perms;
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allow dhcpc_t self:tcp_socket create_stream_socket_perms;
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allow dhcpc_t self:udp_socket create_socket_perms;
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allow dhcpc_t self:packet_socket create_socket_perms;
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allow dhcpc_t self:netlink_route_socket { create_socket_perms nlmsg_read };
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allow dhcpc_t dhcp_etc_t:dir r_dir_perms;
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allow dhcpc_t dhcp_etc_t:lnk_file r_file_perms;
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allow dhcpc_t dhcp_etc_t:file { r_file_perms execute execute_no_trans };
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allow dhcpc_t dhcp_state_t:dir rw_dir_perms;
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allow dhcpc_t dhcp_state_t:file { getattr read };
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allow dhcpc_t dhcpc_state_t:file create_file_perms;
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type_transition dhcpc_t dhcp_state_t:file dhcpc_state_t;
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# create pid file
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allow dhcpc_t dhcpc_var_run_t:file create_file_perms;
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files_create_pid(dhcpc_t,dhcpc_var_run_t)
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# Allow read/write to /etc/resolv.conf and /etc/ntp.conf. Note that any files
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# in /etc created by dhcpcd will be labelled net_conf_t.
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allow dhcpc_t net_conf_t:file create_file_perms;
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files_create_etc_config(dhcpc_t,net_conf_t,file)
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# create temp files
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allow dhcpc_t dhcpc_tmp_t:dir create_dir_perms;
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allow dhcpc_t dhcpc_tmp_t:file create_file_perms;
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files_create_tmp_files(dhcpc_t, dhcpc_tmp_t, { file dir })
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can_exec(dhcpc_t, dhcpc_exec_t)
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# transition to ifconfig
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domain_auto_trans(dhcpc_t, ifconfig_exec_t, ifconfig_t)
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allow dhcpc_t ifconfig_t:fd use;
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allow ifconfig_t dhcpc_t:fd use;
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allow ifconfig_t dhcpc_t:fifo_file rw_file_perms;
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allow ifconfig_t dhcpc_t:process sigchld;
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kernel_read_system_state(dhcpc_t)
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kernel_read_network_state(dhcpc_t)
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kernel_read_kernel_sysctl(dhcpc_t)
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kernel_use_fd(dhcpc_t)
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corenet_tcp_sendrecv_all_if(dhcpc_t)
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corenet_raw_sendrecv_all_if(dhcpc_t)
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corenet_udp_sendrecv_all_if(dhcpc_t)
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corenet_tcp_sendrecv_all_nodes(dhcpc_t)
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corenet_raw_sendrecv_all_nodes(dhcpc_t)
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corenet_udp_sendrecv_all_nodes(dhcpc_t)
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corenet_tcp_sendrecv_all_ports(dhcpc_t)
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corenet_udp_sendrecv_all_ports(dhcpc_t)
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corenet_tcp_bind_all_nodes(dhcpc_t)
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corenet_udp_bind_all_nodes(dhcpc_t)
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corenet_udp_bind_dhcpc_port(dhcpc_t)
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corenet_tcp_connect_all_ports(dhcpc_t)
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dev_read_sysfs(dhcpc_t)
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# for SSP:
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dev_read_urand(dhcpc_t)
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fs_getattr_all_fs(dhcpc_t)
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fs_search_auto_mountpoints(dhcpc_t)
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term_dontaudit_use_console(dhcpc_t)
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term_dontaudit_use_all_user_ttys(dhcpc_t)
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term_dontaudit_use_all_user_ptys(dhcpc_t)
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term_dontaudit_use_unallocated_tty(dhcpc_t)
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term_dontaudit_use_generic_pty(dhcpc_t)
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corecmd_exec_bin(dhcpc_t)
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corecmd_exec_sbin(dhcpc_t)
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corecmd_exec_shell(dhcpc_t)
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domain_use_wide_inherit_fd(dhcpc_t)
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domain_dontaudit_list_all_domains_proc(dhcpc_t)
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files_read_etc_files(dhcpc_t)
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files_read_etc_runtime_files(dhcpc_t)
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files_search_home(dhcpc_t)
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files_search_var_lib(dhcpc_t)
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files_dontaudit_search_locks(dhcpc_t)
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init_use_fd(dhcpc_t)
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init_use_script_pty(dhcpc_t)
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init_rw_script_pid(dhcpc_t)
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logging_send_syslog_msg(dhcpc_t)
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libs_use_ld_so(dhcpc_t)
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libs_use_shared_libs(dhcpc_t)
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miscfiles_read_localization(dhcpc_t)
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modutils_domtrans_insmod(dhcpc_t)
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userdom_dontaudit_search_staff_home_dir(dhcpc_t)
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ifdef(`distro_redhat', `
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files_exec_etc_files(dhcpc_t)
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')
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ifdef(`targeted_policy', `
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term_dontaudit_use_unallocated_tty(dhcpc_t)
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term_dontaudit_use_generic_pty(dhcpc_t)
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files_dontaudit_read_root_file(dhcpc_t)
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')
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optional_policy(`consoletype.te',`
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consoletype_domtrans(dhcpc_t)
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')
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optional_policy(`dbus.te',`
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gen_require(`
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class dbus send_msg;
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')
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allow dhcpc_t self:dbus send_msg;
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dbus_system_bus_client_template(dhcpc,dhcpc_t)
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dbus_connect_system_bus(dhcpc_t)
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dbus_send_system_bus_msg(dhcpc_t)
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domain_auto_trans(system_dbusd_t, dhcpc_exec_t, dhcpc_t)
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allow { NetworkManager_t initrc_t } dhcpc_t:dbus send_msg;
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allow dhcpc_t { NetworkManager_t initrc_t }:dbus send_msg;
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ifdef(`unconfined.te', `
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allow unconfined_t dhcpc_t:dbus send_msg;
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allow dhcpc_t unconfined_t:dbus send_msg;
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')
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')
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optional_policy(`hostname.te',`
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hostname_domtrans(dhcpc_t)
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')
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optional_policy(`hotplug.te',`
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hotplug_getattr_config_dir(dhcpc_t)
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hotplug_search_config(dhcpc_t)
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ifdef(`distro_redhat',`
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logging_domtrans_syslog(dhcpc_t)
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')
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')
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# for the dhcp client to run ping to check IP addresses
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optional_policy(`netutils.te',`
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netutils_domtrans_ping(dhcpc_t)
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',`
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allow dhcpc_t self:capability setuid;
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allow dhcpc_t self:rawip_socket create_socket_perms;
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')
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optional_policy(`nis.te',`
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nis_use_ypbind(dhcpc_t)
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nis_signal_ypbind(dhcpc_t)
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# dhclient sometimes starts ypbind
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init_exec_script(dhcpc_t)
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#nis_domtrans_ypbind(dhcpc_t)
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')
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optional_policy(`nscd.te',`
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nscd_domtrans(dhcpc_t)
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nscd_read_pid(dhcpc_t)
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')
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optional_policy(`ntpd.te',`
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# dhclient sometimes starts ntpd
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init_exec_script(dhcpc_t)
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ntp_domtrans(dhcpc_t)
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')
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optional_policy(`selinuxutil.te',`
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seutil_sigchld_newrole(dhcpc_t)
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seutil_dontaudit_search_config(dhcpc_t)
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')
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optional_policy(`udev.te',`
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udev_read_db(dhcpc_t)
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')
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optional_policy(`userdomain.te',`
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userdom_use_all_user_fd(dhcpc_t)
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')
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ifdef(`TODO',`
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ifdef(`cardmgr.te',`
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allow dhcpc_t cardmgr_dev_t:chr_file { read write };
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')
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ifdef(`ypbind.te',`
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allow dhcpc_t ypbind_var_run_t:file { r_file_perms unlink };
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')
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ifdef(`dbusd.te', `
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dbusd_client(system, dhcpc)
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domain_auto_trans(system_dbusd_t, dhcpc_exec_t, dhcpc_t)
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allow dhcpc_t system_dbusd_t:dbus { acquire_svc send_msg };
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allow dhcpc_t self:dbus send_msg;
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allow { NetworkManager_t initrc_t } dhcpc_t:dbus send_msg;
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allow dhcpc_t { NetworkManager_t initrc_t }:dbus send_msg;
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ifdef(`unconfined.te', `
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allow unconfined_t dhcpc_t:dbus send_msg;
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allow dhcpc_t unconfined_t:dbus send_msg;
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')dnl end ifdef unconfined.te
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')
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optional_policy(`rhgb.te',`
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rhgb_domain(dhcpc_t)
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')
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') dnl endif TODO
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########################################
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#
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# Ifconfig local policy
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#
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allow ifconfig_t self:process ~{ ptrace setcurrent setexec setfscreate setrlimit execmem execheap execstack };
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allow ifconfig_t self:capability { net_raw net_admin sys_tty_config };
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dontaudit ifconfig_t self:capability sys_module;
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allow ifconfig_t self:fd use;
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allow ifconfig_t self:fifo_file rw_file_perms;
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allow ifconfig_t self:unix_dgram_socket create_socket_perms;
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allow ifconfig_t self:unix_stream_socket create_stream_socket_perms;
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allow ifconfig_t self:unix_dgram_socket sendto;
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allow ifconfig_t self:unix_stream_socket connectto;
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allow ifconfig_t self:shm create_shm_perms;
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allow ifconfig_t self:sem create_sem_perms;
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allow ifconfig_t self:msgq create_msgq_perms;
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allow ifconfig_t self:msg { send receive };
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# Create UDP sockets, necessary when called from dhcpc
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allow ifconfig_t self:udp_socket create_socket_perms;
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# for /sbin/ip
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allow ifconfig_t self:packet_socket create_socket_perms;
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allow ifconfig_t self:netlink_route_socket create_netlink_socket_perms;
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allow ifconfig_t self:tcp_socket { create ioctl };
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files_read_etc_files(ifconfig_t);
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kernel_use_fd(ifconfig_t)
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kernel_read_system_state(ifconfig_t)
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kernel_read_network_state(ifconfig_t)
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kernel_search_network_sysctl(ifconfig_t)
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corenet_use_tun_tap_device(ifconfig_t)
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dev_read_sysfs(ifconfig_t)
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fs_getattr_xattr_fs(ifconfig_t)
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fs_search_auto_mountpoints(ifconfig_t)
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term_dontaudit_use_all_user_ttys(ifconfig_t)
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term_dontaudit_use_all_user_ptys(ifconfig_t)
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domain_use_wide_inherit_fd(ifconfig_t)
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files_dontaudit_read_root_file(ifconfig_t)
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init_use_fd(ifconfig_t)
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init_use_script_pty(ifconfig_t)
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libs_use_ld_so(ifconfig_t)
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libs_use_shared_libs(ifconfig_t)
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libs_read_lib(ifconfig_t)
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logging_send_syslog_msg(ifconfig_t)
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miscfiles_read_localization(ifconfig_t)
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seutil_use_runinit_fd(ifconfig_t)
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userdom_use_all_user_fd(ifconfig_t)
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ifdef(`hide_broken_symptoms',`
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optional_policy(`pcmcia.te',`
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dev_dontaudit_rw_cardmgr(ifconfig_t)
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')
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optional_policy(`udev.te',`
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udev_donaudit_rw_unix_dgram_socket(ifconfig_t)
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')
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')
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optional_policy(`ppp.te',`
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ppp_use_fd(ifconfig_t)
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')
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optional_policy(`nis.te',`
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nis_use_ypbind(ifconfig_t)
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')
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ifdef(`TODO',`
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ifdef(`gnome-pty-helper.te', `allow ifconfig_t sysadm_gph_t:fd use;')
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optional_policy(`rhgb.te', `
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rhgb_domain(ifconfig_t)
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')
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') dnl endif TODO
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