selinux-policy/policy/modules/services/postgrey.if

## <summary>Postfix grey-listing server</summary>

########################################
## <summary>
##      Write to postgrey socket
## </summary>
## <param name="domain">
##      <summary>
##      Domain allowed to talk to postgrey
##      </summary>
## </param>
#
interface(`postgrey_stream_connect',`
        gen_require(`
                type postgrey_var_run_t, postgrey_t, postgrey_spool_t;
        ')

	stream_connect_pattern($1, postgrey_var_run_t, postgrey_var_run_t, postgrey_t)
	stream_connect_pattern($1, postgrey_spool_t, postgrey_spool_t, postgrey_t)
	files_search_pids($1)
')

########################################
## <summary>
##      Search the spool directory
## </summary>
## <param name="domain">
##      <summary>
##      Domain allowed access
##      </summary>
## </param>
#
interface(`postgrey_search_spool',`
        gen_require(`
                type postgrey_spool_t;
        ')

	allow $1 postgrey_spool_t:dir search_dir_perms;
')

########################################
## <summary>
##	All of the rules required to administrate 
##	an postgrey environment
## </summary>
## <param name="domain">
##	<summary>
##	Domain allowed access.
##	</summary>
## </param>
## <param name="role">
##	<summary>
##	The role to be allowed to manage the postgrey domain.
##	</summary>
## </param>
## <rolecap/>
#
interface(`postgrey_admin',`
	gen_require(`
		type postgrey_t, postgrey_etc_t;
		type postgrey_var_lib_t, postgrey_var_run_t;
		type postgrey_initrc_exec_t;
	')

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

	init_labeled_script_domtrans($1, postgrey_initrc_exec_t)
	domain_system_change_exemption($1)
	role_transition $2 postgrey_initrc_exec_t system_r;
	allow $2 system_r;

	files_list_etc($1)
	admin_pattern($1, postgrey_etc_t)

	files_list_var_lib($1)
	admin_pattern($1, postgrey_var_lib_t)

	files_list_pids($1)
	admin_pattern($1, postgrey_var_run_t)
')