ped_snmp.c File Reference

Routines related to SNMP. More...

#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include <net-snmp/agent/agent_trap.h>
#include <net-snmp/library/snmp_jnx_ext.h>
#include <jnx/netsnmp_trap.h>
#include <agent/snmpd.h>
#include <isc/eventlib.h>
#include <snmp/snmp_pathnames.h>
#include <sync/common.h>
#include "ped_snmp.h"
#include "ped_daemon_name.h"
#include "ped_policy_table.h"
#include "ped_services.h"
#include "ped_kcom.h"

Go to the source code of this file.

Functions

static void init_netsnmp_ds (void)
static int get_route_count (ped_policy_route_t *route)
static netsnmp_variable_list * table_get_next_data_point (void **loop_context, void **data_context, netsnmp_variable_list *put_index_data, netsnmp_iterator_info *data __unused)
static netsnmp_variable_list * table_get_first_data_point (void **loop_context, void **data_context, netsnmp_variable_list *put_index_data, netsnmp_iterator_info *data)
static int handler_if_table (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static int handler_snmp_ver (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static int handler_if_count (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static int handler_if_total (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static int handler_psd_state (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static int handler_psd_time (netsnmp_mib_handler *handler __unused, netsnmp_handler_registration *reginfo __unused, netsnmp_agent_request_info *reqinfo, netsnmp_request_info *requests)
static void init_mib_policy_table (void)
static void ped_init_mib (void)
void netsnmp_subagent_init (void)
void ped_notify_psd_state (boolean state)

Variables

evContext ped_ctx
 event context for ped
static oid if_total_oid [] = {PE_MIB_IF_TOTAL_OID}
 OID of the number of total interfaces.
static oid if_table_oid [] = {PE_MIB_IF_TABLE_OID}
 OID of the policy table.
static oid if_count_oid [] = {PE_MIB_IF_COUNT_OID}
 OID of the number of interfaces under management.
static oid snmp_ver_oid [] = {PE_MIB_SNMP_VER_OID}
 OID of the net-snmp version.
static oid psd_state_oid [] = {PE_MIB_PSD_STATE_OID}
 OID of the state of PSD connection.
static oid psd_time_oid [] = {PE_MIB_PSD_TIME_OID}
 OID of the up time of PSD connection.
static oid notify_psd_state_oid [] = {PE_MIB_NOTIFY_PSD_STATE_OID}
 OID of notification of the state of PSD connection.

Detailed Description

Routines related to SNMP.

Functions to intialize snmp sub-agent and process snmp requests.

Definition in file ped_snmp.c.

Function Documentation

static int get_route_count ( ped_policy_route_t *  route  )  [static]

Get the number of routes.

Parameters:
[in] route Pointer to route data in policy table.
Returns:
The number of routes.

Definition at line 87 of file ped_snmp.c.

References ped_policy_route_s::next.

Referenced by handler_if_table().

static int handler_if_count ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process the requests of the number of managed interfaces.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 341 of file ped_snmp.c.

References policy_table_entry_count().

Referenced by ped_init_mib().

static int handler_if_table ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process interface table requests.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 198 of file ped_snmp.c.

References policy_table_entry_s::af, policy_table_entry_s::filter, ped_policy_filter_s::filter_data, get_route_count(), policy_table_entry_s::ifname, policy_filter_msg_s::input_filter, policy_filter_msg_s::output_filter, and policy_table_entry_s::route.

Referenced by init_mib_policy_table().

static int handler_if_total ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process the request of total number of interfaces.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 384 of file ped_snmp.c.

References get_interface_total().

Referenced by ped_init_mib().

static int handler_psd_state ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process the request of PSD connection status.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 427 of file ped_snmp.c.

References psd_conn_state().

Referenced by ped_init_mib().

static int handler_psd_time ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process the request of PSD connection time.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 470 of file ped_snmp.c.

References get_psd_conn_time().

Referenced by ped_init_mib().

static int handler_snmp_ver ( netsnmp_mib_handler *handler  __unused,
netsnmp_handler_registration *reginfo  __unused,
netsnmp_agent_request_info *  reqinfo,
netsnmp_request_info *  requests 
) [static]

Handler to process snmp version requests.

Parameters:
[in] handler Pointer to mib handler.
[in] reginfo Pointer to handler registration info.
[in] reqinfo Pointer to agent request info.
[in,out] requests Pointer to requests.
Returns:
SNMP_ERR_NOERROR.

Definition at line 298 of file ped_snmp.c.

Referenced by ped_init_mib().

static void init_mib_policy_table ( void   )  [static]

Initialize MIB policy table.

Definition at line 501 of file ped_snmp.c.

References handler_if_table(), if_table_oid, table_get_first_data_point(), and table_get_next_data_point().

Referenced by ped_init_mib().

static void init_netsnmp_ds ( void   )  [static]

Set SNMP default storage (configuration).

Definition at line 63 of file ped_snmp.c.

References DNAME_PED.

Referenced by netsnmp_subagent_init().

void netsnmp_subagent_init ( void   ) 

Initialze snmp sub-agent.

Definition at line 573 of file ped_snmp.c.

References DNAME_PED, init_netsnmp_ds(), ped_ctx, and ped_init_mib().

Referenced by ped_init().

static void ped_init_mib ( void   )  [static]

Initialize mib varables and register handlers.

Definition at line 533 of file ped_snmp.c.

References handler_if_count(), handler_if_total(), handler_psd_state(), handler_psd_time(), handler_snmp_ver(), if_count_oid, if_total_oid, init_mib_policy_table(), psd_state_oid, psd_time_oid, and snmp_ver_oid.

Referenced by netsnmp_subagent_init().

void ped_notify_psd_state ( boolean  state  ) 

Send notification of PSD connection status.

Parameters:
[in] state The state of PSD connection.

Definition at line 599 of file ped_snmp.c.

References notify_psd_state_oid, and psd_state_oid.

Referenced by disconnect_psd(), and psd_ipc_read().

static netsnmp_variable_list* table_get_first_data_point ( void **  loop_context,
void **  data_context,
netsnmp_variable_list *  put_index_data,
netsnmp_iterator_info *  data 
) [static]

Get the first entry in the interface table.

Parameters:
[in] loop_context Pointer to loop context pointer.
[in] data_context Pointer to data context pointer.
[out] put_index_data Pointer to index data.
[in] data Pointer to iterator info.
Returns:
Pointer to index data if found valid entry, otherwise NULL.

Definition at line 165 of file ped_snmp.c.

References policy_table_iterator_reset(), and table_get_next_data_point().

Referenced by init_mib_policy_table().

static netsnmp_variable_list* table_get_next_data_point ( void **  loop_context,
void **  data_context,
netsnmp_variable_list *  put_index_data,
netsnmp_iterator_info *data  __unused 
) [static]

Get next entry in the interface table.

Parameters:
[in] loop_context Pointer to loop context pointer.
[in] data_context Pointer to data context pointer.
[out] put_index_data Pointer to index data.
[in] data Pointer to iterator info.
Returns:
Pointer to index data if found valid entry, otherwise NULL.

Definition at line 119 of file ped_snmp.c.

References policy_table_entry_s::ifname, and policy_table_next().

Referenced by init_mib_policy_table(), and table_get_first_data_point().

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