## GNU terminal multiplexer ####################################### ## ## The per role template for the screen module. ## ## ##

## This template creates a derived domains which are used ## for screen sessions. ##

##

## This template is invoked automatically for each user, and ## generally does not need to be invoked directly ## by policy writers. ##

##
## ## ## The prefix of the user domain (e.g., user ## is the prefix for user_t). ## ## ## ## ## The type of the user domain. ## ## ## ## ## The role associated with the user domain. ## ## # template(`screen_per_role_template',` gen_require(` type screen_dir_t, screen_exec_t; ') ######################################## # # Declarations # type $1_screen_t; application_domain($1_screen_t,screen_exec_t) domain_interactive_fd($1_screen_t) role $3 types $1_screen_t; type $1_screen_tmp_t; files_tmp_file($1_screen_tmp_t) type $1_screen_ro_home_t; files_type($1_screen_ro_home_t) type $1_screen_var_run_t; files_pid_file($1_screen_var_run_t) ######################################## # # Local policy # allow $1_screen_t self:capability { setuid setgid fsetid }; allow $1_screen_t self:process signal_perms; allow $1_screen_t self:tcp_socket create_stream_socket_perms; allow $1_screen_t self:udp_socket create_socket_perms; # Internal screen networking allow $1_screen_t self:fd use; allow $1_screen_t self:unix_stream_socket create_socket_perms; allow $1_screen_t self:unix_dgram_socket create_socket_perms; manage_dirs_pattern($1_screen_t,$1_screen_tmp_t,$1_screen_tmp_t) manage_files_pattern($1_screen_t,$1_screen_tmp_t,$1_screen_tmp_t) manage_fifo_files_pattern($1_screen_t,$1_screen_tmp_t,$1_screen_tmp_t) files_tmp_filetrans($1_screen_t, $1_screen_tmp_t, { file dir }) # Create fifo manage_fifo_files_pattern($1_screen_t,screen_dir_t,$1_screen_var_run_t) manage_dirs_pattern($1_screen_t,screen_dir_t,screen_dir_t) filetrans_pattern($1_screen_t,screen_dir_t,$1_screen_var_run_t,fifo_file) files_pid_filetrans($1_screen_t,screen_dir_t,dir) allow $1_screen_t $1_screen_ro_home_t:dir list_dir_perms; read_files_pattern($1_screen_t,$1_screen_ro_home_t,$1_screen_ro_home_t) read_lnk_files_pattern($1_screen_t,$1_screen_ro_home_t,$1_screen_ro_home_t) allow $1_screen_t $2:process signal; domtrans_pattern($2, screen_exec_t, $1_screen_t) allow $2 $1_screen_t:process signal; allow $1_screen_t $2:process signal; manage_dirs_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) manage_files_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) manage_lnk_files_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) relabel_dirs_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) relabel_files_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) relabel_lnk_files_pattern($2,$1_screen_ro_home_t,$1_screen_ro_home_t) kernel_read_system_state($1_screen_t) kernel_read_kernel_sysctls($1_screen_t) corecmd_list_bin($1_screen_t) corecmd_read_bin_files($1_screen_t) corecmd_read_bin_symlinks($1_screen_t) corecmd_read_bin_pipes($1_screen_t) corecmd_read_bin_sockets($1_screen_t) # Revert to the user domain when a shell is executed. corecmd_shell_domtrans($1_screen_t,$2) corecmd_bin_domtrans($1_screen_t,$2) corenet_all_recvfrom_unlabeled($1_screen_t) corenet_all_recvfrom_netlabel($1_screen_t) corenet_tcp_sendrecv_generic_if($1_screen_t) corenet_udp_sendrecv_generic_if($1_screen_t) corenet_tcp_sendrecv_all_nodes($1_screen_t) corenet_udp_sendrecv_all_nodes($1_screen_t) corenet_tcp_sendrecv_all_ports($1_screen_t) corenet_udp_sendrecv_all_ports($1_screen_t) corenet_tcp_connect_all_ports($1_screen_t) dev_dontaudit_getattr_all_chr_files($1_screen_t) dev_dontaudit_getattr_all_blk_files($1_screen_t) # for SSP dev_read_urand($1_screen_t) domain_use_interactive_fds($1_screen_t) files_search_tmp($1_screen_t) files_search_home($1_screen_t) files_list_home($1_screen_t) files_read_usr_files($1_screen_t) files_read_etc_files($1_screen_t) fs_search_auto_mountpoints($1_screen_t) fs_getattr_xattr_fs($1_screen_t) auth_dontaudit_read_shadow($1_screen_t) auth_dontaudit_exec_utempter($1_screen_t) # Write to utmp. init_rw_utmp($1_screen_t) libs_use_ld_so($1_screen_t) libs_use_shared_libs($1_screen_t) logging_send_syslog_msg($1_screen_t) miscfiles_read_localization($1_screen_t) seutil_read_config($1_screen_t) sysnet_read_config($1_screen_t) userdom_use_user_terminals($1,$1_screen_t) userdom_create_user_pty($1,$1_screen_t) userdom_user_home_domtrans($1,$1_screen_t,$2) userdom_setattr_user_ptys($1,$1_screen_t) tunable_policy(`read_default_t',` files_list_default($1_screen_t) files_read_default_files($1_screen_t) files_read_default_symlinks($1_screen_t) files_read_default_sockets($1_screen_t) files_read_default_pipes($1_screen_t) ') tunable_policy(`use_samba_home_dirs',` fs_cifs_domtrans($1_screen_t,$2) fs_read_cifs_symlinks($1_screen_t) fs_list_cifs($1_screen_t) ') tunable_policy(`use_nfs_home_dirs',` fs_nfs_domtrans($1_screen_t,$2) fs_list_nfs($1_screen_t) fs_read_nfs_symlinks($1_screen_t) ') optional_policy(` nis_use_ypbind($1_screen_t) ') optional_policy(` nscd_socket_use($1_screen_t) ') ')