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## <summary>GNU terminal multiplexer</summary>
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#######################################
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## <summary>
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##	The per user domain template for the screen module.
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## </summary>
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## <desc>
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##	

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

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##	

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

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## </desc>
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## <param name="userdomain_prefix">
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##	The prefix of the user domain (e.g., user
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##	is the prefix for user_t).
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## </param>
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## <param name="user_domain">
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##	The type of the user domain.
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## </param>
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## <param name="user_role">
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##	The role associated with the user domain.
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## </param>
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#
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template(`screen_per_userdomain_template',`
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	gen_require(`
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		type screen_dir_t, screen_exec_t;
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	')
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	########################################
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	#
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	# Declarations
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	#
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	type $1_screen_t;
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	domain_type($1_screen_t)
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	domain_entry_file($1_screen_t,screen_exec_t)
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	domain_wide_inherit_fd($1_screen_t)
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	role $3 types $1_screen_t;
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	type $1_screen_tmp_t;
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	files_tmp_file($1_screen_tmp_t)
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	type $1_screen_ro_home_t;
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	files_type($1_screen_ro_home_t)
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	type $1_screen_var_run_t;;
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	files_pid_file($1_screen_var_run_t)
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	########################################
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	#
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	# Local policy
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	#
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	allow $1_screen_t self:capability { setuid setgid fsetid };
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	allow $1_screen_t self:process signal_perms;
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	allow $1_screen_t self:tcp_socket create_stream_socket_perms;
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	allow $1_screen_t self:udp_socket create_socket_perms;
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	# Internal screen networking
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	allow $1_screen_t self:fd use;
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	allow $1_screen_t self:unix_stream_socket create_socket_perms;
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	allow $1_screen_t self:unix_dgram_socket create_socket_perms;
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	allow $1_screen_t $1_screen_tmp_t:dir create_dir_perms;
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	allow $1_screen_t $1_screen_tmp_t:file create_file_perms;
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	allow $1_screen_t $1_screen_tmp_t:fifo_file create_file_perms;
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	files_filetrans_tmp($1_screen_t, $1_screen_tmp_t, { file dir })
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	# Create fifo
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	allow $1_screen_t screen_dir_t:dir rw_dir_perms;
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	allow $1_screen_t screen_dir_t:dir create_dir_perms;
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	allow $1_screen_t $1_screen_var_run_t:fifo_file create_file_perms;
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	type_transition $1_screen_t screen_dir_t:fifo_file $1_screen_var_run_t;
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	files_filetrans_pid($1_screen_t,screen_dir_t,dir)
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	allow $1_screen_t $1_screen_ro_home_t:dir r_dir_perms;
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	allow $1_screen_t $1_screen_ro_home_t:file r_file_perms;
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	allow $1_screen_t $1_screen_ro_home_t:lnk_file { read getattr };
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	domain_auto_trans($2, screen_exec_t, $1_screen_t)
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	allow $2 $1_screen_t:process signal;
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	allow $1_screen_t $2:process { signal sigchld };
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	allow $1_screen_t $2:fd use;
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	allow $1_screen_t $2:fifo_file rw_file_perms;
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	allow $1_screen_t $1_home_dir_t:dir { search getattr };
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	allow $2 $1_screen_ro_home_t:dir create_dir_perms;
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	allow $2 $1_screen_ro_home_t:file create_file_perms;
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	allow $2 $1_screen_ro_home_t:lnk_file create_lnk_perms;
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	allow $2 $1_screen_ro_home_t:{ dir file lnk_file } { relabelfrom relabelto };
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	kernel_read_system_state($1_screen_t)
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	kernel_read_kernel_sysctls($1_screen_t)
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	corecmd_list_bin($1_screen_t)
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	corecmd_read_bin_file($1_screen_t)
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	corecmd_read_bin_symlink($1_screen_t)
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	corecmd_read_bin_pipe($1_screen_t)
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	corecmd_read_bin_socket($1_screen_t)
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	corecmd_list_sbin($1_screen_t)
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	corecmd_read_sbin_symlink($1_screen_t)
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	corecmd_read_sbin_file($1_screen_t)
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	corecmd_read_sbin_pipe($1_screen_t)
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	corecmd_read_sbin_socket($1_screen_t)
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	# Revert to the user domain when a shell is executed.
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	corecmd_shell_domtrans($1_screen_t,$2)
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	corecmd_bin_domtrans($1_screen_t,$2)
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	corenet_tcp_sendrecv_generic_if($1_screen_t)
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	corenet_udp_sendrecv_generic_if($1_screen_t)
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	corenet_raw_sendrecv_generic_if($1_screen_t)
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	corenet_tcp_sendrecv_all_nodes($1_screen_t)
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	corenet_udp_sendrecv_all_nodes($1_screen_t)
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	corenet_raw_sendrecv_all_nodes($1_screen_t)
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	corenet_tcp_sendrecv_all_ports($1_screen_t)
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	corenet_udp_sendrecv_all_ports($1_screen_t)
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	corenet_tcp_bind_all_nodes($1_screen_t)
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	corenet_udp_bind_all_nodes($1_screen_t)
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	corenet_tcp_connect_all_ports($1_screen_t)
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	dev_dontaudit_getattr_all_chr_files($1_screen_t)
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	dev_dontaudit_getattr_all_blk_files($1_screen_t)
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	# for SSP
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	dev_read_urand($1_screen_t)
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	domain_use_wide_inherit_fd($1_screen_t)
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	files_search_tmp($1_screen_t)
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	files_search_home($1_screen_t)
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	files_list_home($1_screen_t)
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	files_read_usr_files($1_screen_t)
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	files_read_etc_files($1_screen_t)
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	fs_search_auto_mountpoints($1_screen_t)
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	fs_getattr_xattr_fs($1_screen_t)
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	auth_dontaudit_read_shadow($1_screen_t)
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	auth_dontaudit_exec_utempter($1_screen_t)
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	# Write to utmp.
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	init_rw_utmp($1_screen_t)
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	libs_use_ld_so($1_screen_t)
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	libs_use_shared_libs($1_screen_t)
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	logging_send_syslog_msg($1_screen_t)
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	miscfiles_read_localization($1_screen_t)
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	seutil_read_config($1_screen_t)
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	sysnet_read_config($1_screen_t)
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	userdom_use_user_terminals($1,$1_screen_t)
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	userdom_create_user_pty($1,$1_screen_t)
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	userdom_user_home_domtrans($1,$1_screen_t,$2)
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	userdom_setattr_user_pty($1,$1_screen_t)
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	tunable_policy(`read_default_t',`
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		files_list_default($1_screen_t)
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		files_read_default_files($1_screen_t)
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		files_read_default_symlinks($1_screen_t)
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		files_read_default_sockets($1_screen_t)
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		files_read_default_pipes($1_screen_t)
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	')
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	tunable_policy(`use_samba_home_dirs',`
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		fs_cifs_domtrans($1_screen_t,$2)
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		fs_read_cifs_symlinks($1_screen_t)
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		fs_list_cifs($1_screen_t)
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	')
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	tunable_policy(`use_nfs_home_dirs',`
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		fs_nfs_domtrans($1_screen_t,$2)
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		fs_list_nfs($1_screen_t)
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		fs_read_nfs_symlinks($1_screen_t)
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	')
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	optional_policy(`nis',`
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		nis_use_ypbind($1_screen_t)
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	')
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	optional_policy(`nscd',`
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		nscd_use_socket($1_screen_t)
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	')
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	ifdef(`TODO',`
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	# Inherit and use descriptors from gnome-pty-helper.
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	optional_policy(`gnome-pty-helper.te',`
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		allow $1_screen_t $1_gph_t:fd use;
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	')
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	') dnl TODO
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')