## Remote Procedure Call Daemon for managment of network based process communication ####################################### ## ## The template to define a rpc domain. ## ## ##

## This template creates a domain to be used for ## a new rpc daemon. ##

##
## ## ## The type of daemon to be used. ## ## # template(`rpc_domain_template', ` ######################################## # # Declarations # type $1_t; type $1_exec_t; init_daemon_domain($1_t,$1_exec_t) domain_use_interactive_fds($1_t) #################################### # # Local Policy # dontaudit $1_t self:capability { net_admin sys_tty_config }; allow $1_t self:capability net_bind_service; allow $1_t self:process signal_perms; allow $1_t self:unix_dgram_socket create_socket_perms; allow $1_t self:unix_stream_socket create_stream_socket_perms; allow $1_t self:netlink_route_socket r_netlink_socket_perms; allow $1_t self:tcp_socket create_stream_socket_perms; allow $1_t self:udp_socket create_socket_perms; allow $1_t var_lib_nfs_t:dir create_dir_perms; allow $1_t var_lib_nfs_t:file create_file_perms; kernel_list_proc($1_t) kernel_read_proc_symlinks($1_t) kernel_read_kernel_sysctls($1_t) # bind to arbitary unused ports kernel_rw_rpc_sysctls($1_t) dev_read_sysfs($1_t) corenet_tcp_sendrecv_all_if($1_t) corenet_udp_sendrecv_all_if($1_t) corenet_raw_sendrecv_all_if($1_t) corenet_tcp_sendrecv_all_nodes($1_t) corenet_udp_sendrecv_all_nodes($1_t) corenet_raw_sendrecv_all_nodes($1_t) corenet_tcp_sendrecv_all_ports($1_t) corenet_udp_sendrecv_all_ports($1_t) corenet_non_ipsec_sendrecv($1_t) corenet_tcp_bind_all_nodes($1_t) corenet_udp_bind_all_nodes($1_t) corenet_tcp_bind_reserved_port($1_t) corenet_tcp_bind_reserved_port($1_t) corenet_tcp_connect_all_ports($1_t) # do not log when it tries to bind to a port belonging to another domain corenet_dontaudit_tcp_bind_all_reserved_ports($1_t) corenet_dontaudit_udp_bind_all_reserved_ports($1_t) # bind to arbitary unused ports corenet_tcp_bind_generic_port($1_t) fs_search_auto_mountpoints($1_t) term_dontaudit_use_console($1_t) files_read_etc_files($1_t) files_read_etc_runtime_files($1_t) files_search_var($1_t) files_search_var_lib($1_t) init_use_fds($1_t) init_use_script_ptys($1_t) libs_use_ld_so($1_t) libs_use_shared_libs($1_t) logging_send_syslog_msg($1_t) miscfiles_read_localization($1_t) sysnet_read_config($1_t) userdom_dontaudit_use_unpriv_user_fds($1_t) ifdef(`targeted_policy',` term_dontaudit_use_unallocated_ttys($1_t) term_dontaudit_use_generic_ptys($1_t) files_dontaudit_read_root_files($1_t) ') optional_policy(`mount',` mount_send_nfs_client_request($1_t) ') optional_policy(`nis',` nis_use_ypbind($1_t) ') optional_policy(`selinuxutil',` seutil_sigchld_newrole($1_t) ') optional_policy(`udev',` udev_read_db($1_t) ') ') ######################################## ## ## Send UDP network traffic to rpc and recieve UDP traffic from rpc. ## ## ## ## The type of the process performing this action. ## ## # interface(`rpc_udp_send',` gen_require(` type rpc_t; ') allow $1 rpc_t:udp_socket sendto; allow rpc_t $1:udp_socket recvfrom; ') ######################################## ## ## Do not audit attempts to get the attributes ## of the NFS export file. ## ## ## ## The type of the process performing this action. ## ## # interface(`rpc_dontaudit_getattr_exports',` gen_require(` type exports_t; ') dontaudit $1 exports_t:file getattr; ') ######################################## ## ## Allow read access to exports. ## ## ## ## The type of the process performing this action. ## ## # interface(`rpc_read_exports',` gen_require(` type exports_t; ') allow $1 exports_t:file r_file_perms; ') ######################################## ## ## Allow write access to exports. ## ## ## ## The type of the process performing this action. ## ## # interface(`rpc_write_exports',` gen_require(` type exports_t; ') allow $1 exports_t:file write; ') ######################################## ## ## Execute domain in nfsd domain. ## ## ## ## The type of the process performing this action. ## ## # interface(`rpc_domtrans_nfsd',` gen_require(` type nfsd_t, nfsd_exec_t; ') domain_auto_trans($1,nfsd_exec_t,nfsd_t) allow $1 nfsd_t:fd use; allow nfsd_t $1:fd use; allow nfsd_t $1:fifo_file rw_file_perms; allow nfsd_t $1:process sigchld; ') ######################################## ## ## Allow domain to create read and write NFS directories. ## ## ## ## Domain allowed access. ## ## # interface(`rpc_manage_nfs_rw_content',` gen_require(` type nfsd_rw_t; ') allow $1 nfsd_rw_t:dir manage_dir_perms; allow $1 nfsd_rw_t:file manage_file_perms; allow $1 nfsd_rw_t:lnk_file create_lnk_perms; ') ######################################## ## ## Allow domain to create read and write NFS directories. ## ## ## ## Domain allowed access. ## ## # interface(`rpc_manage_nfs_ro_content',` gen_require(` type nfsd_ro_t; ') allow $1 nfsd_ro_t:dir manage_dir_perms; allow $1 nfsd_ro_t:file manage_file_perms; allow $1 nfsd_ro_t:lnk_file create_lnk_perms; ') ######################################## ## ## Allow domain to read and write to an NFS UDP socket. ## ## ## ## Domain allowed access. ## ## # interface(`rpc_udp_rw_nfs_sockets',` gen_require(` type nfsd_t; ') allow $1 nfsd_t:udp_socket rw_socket_perms; ') ######################################## ## ## Send UDP traffic to NFSd. ## ## ## ## Domain allowed access. ## ## # interface(`rpc_udp_send_nfs',` gen_require(` type nfsd_t; ') allow $1 nfsd_t:udp_socket sendto; allow nfsd_t $1:udp_socket recvfrom; ') ######################################## ## ## Search NFS state data in /var/lib/nfs. ## ## ## ## Domain allowed access. ## ## # interface(`rpc_search_nfs_state_data',` gen_require(` type var_lib_nfs_t; ') files_search_var_lib($1) allow $1 var_lib_nfs_t:dir search; ')