## <summary>Simple network management protocol services</summary>

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

## <summary>

##	Connect to snmpd using a unix domain stream socket.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`snmp_stream_connect',`

	 gen_require(`

		type snmpd_t, snmpd_var_lib_t;

	 ')

	 files_search_var_lib($1)

	 stream_connect_pattern($1, snmpd_var_lib_t, snmpd_var_lib_t, snmpd_t)

')

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

## <summary>

##	Connect to snmp over the TCP network.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`snmp_tcp_connect',`

	gen_require(`

		type snmpd_t;

	')

	corenet_tcp_recvfrom_labeled($1, snmpd_t)

	corenet_tcp_sendrecv_snmp_port($1)

	corenet_tcp_connect_snmp_port($1)

	corenet_sendrecv_snmp_client_packets($1)

')

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

## <summary>

##	Send and receive UDP traffic to SNMP  (Deprecated)

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`snmp_udp_chat',`

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

')

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

## <summary>

##	Create, read, write, and delete

##	snmp lib files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`snmp_manage_var_lib_files',`

	gen_require(`

		type snmpd_var_lib_t;

	')

	files_search_var_lib($1)

	allow $1 snmpd_var_lib_t:dir list_dir_perms;

	manage_files_pattern($1, snmpd_var_lib_t, snmpd_var_lib_t)

')

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

## <summary>

##	Read snmpd libraries.

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

#

interface(`snmp_read_snmp_var_lib_files',`

	gen_require(`

		type snmpd_var_lib_t;

	')

	allow $1 snmpd_var_lib_t:dir list_dir_perms;

	read_files_pattern($1, snmpd_var_lib_t, snmpd_var_lib_t)

	read_lnk_files_pattern($1, snmpd_var_lib_t, snmpd_var_lib_t)

')

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

## <summary>

##	dontaudit Read snmpd libraries.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`snmp_dontaudit_read_snmp_var_lib_files',`

	gen_require(`

		type snmpd_var_lib_t;

	')

	dontaudit $1 snmpd_var_lib_t:dir list_dir_perms;

	dontaudit $1 snmpd_var_lib_t:file read_file_perms;

	dontaudit $1 snmpd_var_lib_t:lnk_file { getattr read };

')

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

## <summary>

##	dontaudit write snmpd libraries files.

## </summary>

## <param name="domain">

##	<summary>

##	Domain to not audit.

##	</summary>

## </param>

#

interface(`snmp_dontaudit_write_snmp_var_lib_files',`

	gen_require(`

		type snmpd_var_lib_t;

	')

	dontaudit $1 snmpd_var_lib_t:file write;

')

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

## <summary>

##	All of the rules required to administrate

##	an snmp environment

## </summary>

## <param name="domain">

##	<summary>

##	Domain allowed access.

##	</summary>

## </param>

## <param name="role">

##	<summary>

##	The role to be allowed to manage the snmp domain.

##	</summary>

## </param>

## <rolecap/>

#

interface(`snmp_admin',`

	gen_require(`

		type snmpd_t, snmpd_log_t;

		type snmpd_var_lib_t, snmpd_var_run_t;

		type snmpd_initrc_exec_t;

	')

	allow $1 snmpd_t:process { ptrace signal_perms getattr };

	ps_process_pattern($1, snmpd_t)

	init_labeled_script_domtrans($1, snmpd_initrc_exec_t)

	domain_system_change_exemption($1)

	role_transition $2 snmpd_initrc_exec_t system_r;

	allow $2 system_r;

	logging_list_logs($1)

	admin_pattern($1, snmpd_log_t)

	files_list_var_lib($1)

	admin_pattern($1, snmpd_var_lib_t)

	files_list_pids($1)

	admin_pattern($1, snmpd_var_run_t)

')