selinux-refpolicy/policy/modules/services/sendmail.if

## <summary>Internetwork email routing facility.</summary>

########################################
## <summary>
##	Sendmail stub interface.  No access allowed.
## </summary>
## <param name="domain" unused="true">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_stub',`
	gen_require(`
		type sendmail_t;
	')
')

########################################
## <summary>
##	Read and write sendmail unnamed pipes.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_rw_pipes',`
	gen_require(`
		type sendmail_t;
	')

	allow $1 sendmail_t:fifo_file rw_fifo_file_perms;
')

########################################
## <summary>
##	Execute a domain transition to run sendmail.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`sendmail_domtrans',`
	gen_require(`
		type sendmail_t;
	')

	corecmd_search_bin($1)
	mta_sendmail_domtrans($1, sendmail_t)

	allow sendmail_t $1:fd use;
	allow sendmail_t $1:fifo_file rw_fifo_file_perms;
	allow sendmail_t $1:process sigchld;
')

########################################
## <summary>
##	Execute the sendmail program in the
##	sendmail domain, and allow the
##	specified role the sendmail domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`sendmail_run',`
	gen_require(`
		attribute_role sendmail_roles;
	')

	sendmail_domtrans($1)
	roleattribute $2 sendmail_roles;
')

########################################
## <summary>
##	Send generic signals to sendmail.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_signal',`
	gen_require(`
		type sendmail_t;
	')

	allow $1 sendmail_t:process signal;
')

########################################
## <summary>
##	Read and write sendmail TCP sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_rw_tcp_sockets',`
	gen_require(`
		type sendmail_t;
	')

	allow $1 sendmail_t:tcp_socket { read write };
')

########################################
## <summary>
##	Do not audit attempts to read and write
##	sendmail TCP sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`sendmail_dontaudit_rw_tcp_sockets',`
	gen_require(`
		type sendmail_t;
	')

	dontaudit $1 sendmail_t:tcp_socket { read write };
')

########################################
## <summary>
##	Read and write sendmail unix
##	domain stream sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_rw_unix_stream_sockets',`
	gen_require(`
		type sendmail_t;
	')

	allow $1 sendmail_t:unix_stream_socket rw_socket_perms;
')

########################################
## <summary>
##	Do not audit attempts to read and write
##	sendmail unix_stream_sockets.
## </summary>
## <param name="domain">
##	<summary>
##	Domain to not audit.
##	</summary>
## </param>
#
interface(`sendmail_dontaudit_rw_unix_stream_sockets',`
	gen_require(`
		type sendmail_t;
	')

	dontaudit $1 sendmail_t:unix_stream_socket rw_socket_perms;
')

########################################
## <summary>
##	Read sendmail log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`sendmail_read_log',`
	gen_require(`
		type sendmail_log_t;
	')

	logging_search_logs($1)
	read_files_pattern($1, sendmail_log_t, sendmail_log_t)
')

########################################
## <summary>
##	Create, read, write, and delete
##	sendmail log files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`sendmail_manage_log',`
	gen_require(`
		type sendmail_log_t;
	')

	logging_search_logs($1)
	manage_files_pattern($1, sendmail_log_t, sendmail_log_t)
')

########################################
## <summary>
##	Create specified objects in generic
##	log directories sendmail log file type.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="object_class">
##	<summary>
##	Class of the object being created.
##	</summary>
## </param>
## <param name="name" optional="true">
##	<summary>
##	The name of the object being created.
##	</summary>
## </param>
#
interface(`sendmail_log_filetrans_sendmail_log',`
	gen_require(`
		type sendmail_log_t;
	')

	logging_log_filetrans($1, sendmail_log_t, $2, $3)
')

########################################
## <summary>
##	Create, read, write, and delete
##	sendmail tmp files.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
#
interface(`sendmail_manage_tmp_files',`
	gen_require(`
		type sendmail_tmp_t;
	')

	files_search_tmp($1)
	manage_files_pattern($1, sendmail_tmp_t, sendmail_tmp_t)
')

########################################
## <summary>
##	Execute sendmail in the unconfined sendmail domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
#
interface(`sendmail_domtrans_unconfined',`
	gen_require(`
		type unconfined_sendmail_t;
	')

	mta_sendmail_domtrans($1, unconfined_sendmail_t)

	allow unconfined_sendmail_t $1:fd use;
	allow unconfined_sendmail_t $1:fifo_file rw_fifo_file_perms;
	allow unconfined_sendmail_t $1:process sigchld;
')

########################################
## <summary>
##	Execute sendmail in the unconfined
##	sendmail domain, and allow the
##	specified role the unconfined
##	sendmail domain.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed to transition.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`sendmail_run_unconfined',`
	gen_require(`
		attribute_role sendmail_unconfined_roles;
	')

	sendmail_domtrans_unconfined($1)
	roleattribute $2 sendmail_unconfined_roles;
')

########################################
## <summary>
##	All of the rules required to
##	administrate an sendmail environment.
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	Role allowed access.
##	</summary>
## </param>
## <rolecap/>
#
interface(`sendmail_admin',`
	gen_require(`
		type sendmail_t, sendmail_initrc_exec_t, sendmail_log_t;
		type sendmail_tmp_t, sendmail_runtime_t, unconfined_sendmail_t;
		type sendmail_keytab_t;
	')

	allow $1 { unconfined_sendmail_t sendmail_t }:process { ptrace signal_perms };
	ps_process_pattern($1, { unconfined_sendmail_t sendmail_t })

	init_startstop_service($1, $2, sendmail_t, sendmail_initrc_exec_t)

	files_list_etc($1)
	admin_pattern($1, sendmail_keytab_t)

	logging_list_logs($1)
	admin_pattern($1, sendmail_log_t)

	files_list_tmp($1)
	admin_pattern($1, sendmail_tmp_t)

	files_list_runtime($1)
	admin_pattern($1, sendmail_runtime_t)

	sendmail_run($1, $2)
	sendmail_run_unconfined($1, $2)
')