## <summary>Common UNIX printing system.</summary>

########################################

## <summary>

##	Create a domain which can be

##	started by cupsd.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

## <param name="entry_point">

##	<summary>

##	Type of the program to be used as an entry point to this domain.

##	</summary>

## </param>

#

interface(`cups_backend',`

	gen_require(`

		type cupsd_t;

	')

	domain_type($1)

	domain_entry_file($1, $2)

	role system_r types $1;

	domtrans_pattern(cupsd_t, $2, $1)

	allow cupsd_t $1:process signal;

	allow $1 cupsd_t:unix_stream_socket connected_stream_socket_perms;

	cups_read_config($1)

	cups_append_log($1)

')

########################################

## <summary>

##	Execute cups in the cups domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`cups_domtrans',`

	gen_require(`

		type cupsd_t, cupsd_exec_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, cupsd_exec_t, cupsd_t)

')

########################################

## <summary>

##	Connect to cupsd over an unix

##	domain stream socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_stream_connect',`

	gen_require(`

		type cupsd_t, cupsd_var_run_t;

	')

	files_search_pids($1)

	stream_connect_pattern($1, cupsd_var_run_t, cupsd_var_run_t, cupsd_t)

')

########################################

## <summary>

##	Connect to cups over TCP.  (Deprecated)

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_tcp_connect',`

	refpolicywarn(`$0($*) has been deprecated.')

')

########################################

## <summary>

##	Send and receive messages from

##	cups over dbus.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_dbus_chat',`

	gen_require(`

		type cupsd_t;

		class dbus send_msg;

	')

	allow $1 cupsd_t:dbus send_msg;

	allow cupsd_t $1:dbus send_msg;

')

########################################

## <summary>

##	Read cups PID files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_read_pid_files',`

	gen_require(`

		type cupsd_var_run_t;

	')

	files_search_pids($1)

	allow $1 cupsd_var_run_t:file read_file_perms;

')

########################################

## <summary>

##	Execute cups_config in the

##	cups config domain.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed to transition.

##	</summary>

## </param>

#

interface(`cups_domtrans_config',`

	gen_require(`

		type cupsd_config_t, cupsd_config_exec_t;

	')

	corecmd_search_bin($1)

	domtrans_pattern($1, cupsd_config_exec_t, cupsd_config_t)

')

########################################

## <summary>

##	Send generic signals to the cups

##	configuration daemon.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_signal_config',`

	gen_require(`

		type cupsd_config_t;

	')

	allow $1 cupsd_config_t:process signal;

')

########################################

## <summary>

##	Send and receive messages from

##	cupsd_config over dbus.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_dbus_chat_config',`

	gen_require(`

		type cupsd_config_t;

		class dbus send_msg;

	')

	allow $1 cupsd_config_t:dbus send_msg;

	allow cupsd_config_t $1:dbus send_msg;

')

########################################

## <summary>

##	Read cups configuration files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`cups_read_config',`

	gen_require(`

		type cupsd_etc_t, cupsd_rw_etc_t;

	')

	files_search_etc($1)

	read_files_pattern($1, cupsd_etc_t, { cupsd_etc_t cupsd_rw_etc_t })

')

########################################

## <summary>

##	Read cups-writable configuration files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`cups_read_rw_config',`

	gen_require(`

		type cupsd_etc_t, cupsd_rw_etc_t;

	')

	files_search_etc($1)

	read_files_pattern($1, cupsd_etc_t, cupsd_rw_etc_t)

')

########################################

## <summary>

##	Read cups log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`cups_read_log',`

	gen_require(`

		type cupsd_log_t;

	')

	logging_search_logs($1)

	allow $1 cupsd_log_t:file read_file_perms;

')

########################################

## <summary>

##	Append cups log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_append_log',`

	gen_require(`

		type cupsd_log_t;

	')

	logging_search_logs($1)

	append_files_pattern($1, cupsd_log_t, cupsd_log_t)

')

########################################

## <summary>

##	Write cups log files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_write_log',`

	gen_require(`

		type cupsd_log_t;

	')

	logging_search_logs($1)

	allow $1 cupsd_log_t:file write_file_perms;

')

########################################

## <summary>

##	Connect to ptal over an unix

##	domain stream socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`cups_stream_connect_ptal',`

	gen_require(`

		type ptal_t, ptal_var_run_t;

	')

	files_search_pids($1)

	stream_connect_pattern($1, ptal_var_run_t, ptal_var_run_t, ptal_t)

')

########################################

## <summary>

##	All of the rules required to

##	administrate an cups environment.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	Role allowed access.

##	</summary>

## </param>

## <rolecap/>

#

interface(`cups_admin',`

	gen_require(`

		type cupsd_t, cupsd_tmp_t, cupsd_lpd_tmp_t;

		type cupsd_etc_t, cupsd_log_t, cupsd_spool_t;

		type cupsd_config_var_run_t, cupsd_lpd_var_run_t;

		type cupsd_var_run_t, ptal_etc_t, cupsd_rw_etc_t;

		type ptal_var_run_t, hplip_var_run_t, cupsd_initrc_exec_t;

		type cupsd_config_t, cupsd_lpd_t, cups_pdf_t;

		type hplip_t, ptal_t;

	')

	allow $1 { cupsd_t cupsd_config_t cupsd_lpd_t }:process { ptrace signal_perms };

	allow $1 { cups_pdf_t hplip_t ptal_t }:process { ptrace signal_perms };

	ps_process_pattern($1, { cupsd_t cupsd_config_t cupsd_lpd_t })

	ps_process_pattern($1, { cups_pdf_t hplip_t ptal_t })

	init_labeled_script_domtrans($1, cupsd_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 cupsd_initrc_exec_t system_r;

	allow $2 system_r;

	files_list_etc($1)

	admin_pattern($1, { cupsd_etc_t cupsd_rw_etc_t ptal_etc_t })

	logging_list_logs($1)

	admin_pattern($1, cupsd_log_t)

	files_list_spool($1)

	admin_pattern($1, cupsd_spool_t)

	files_list_tmp($1)

	admin_pattern($1, { cupsd_tmp_t  cupsd_lpd_tmp_t })

	files_list_pids($1)

	admin_pattern($1, { cupsd_config_var_run_t cupsd_var_run_t hplip_var_run_t })

	admin_pattern($1, { ptal_var_run_t cupsd_lpd_var_run_t })

')