blob: a12a338368529fec15dde0791974005abe4ac203 [file] [log] [blame]
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-features.h>
#include <sys/types.h>
#if HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#if HAVE_NETDB_H
#include <netdb.h>
#endif
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include <net-snmp/agent/ds_agent.h>
#include <net-snmp/agent/instance.h>
#include <net-snmp/agent/table.h>
#include <net-snmp/agent/table_data.h>
#include <net-snmp/agent/table_dataset.h>
#include "net-snmp/agent/sysORTable.h"
#include "notification_log.h"
netsnmp_feature_require(register_ulong_instance_context)
netsnmp_feature_require(register_read_only_counter32_instance_context)
netsnmp_feature_require(delete_table_data_set)
netsnmp_feature_require(table_dataset)
netsnmp_feature_require(date_n_time)
/*
* column number definitions for table nlmLogTable
*/
#define COLUMN_NLMLOGINDEX 1
#define COLUMN_NLMLOGTIME 2
#define COLUMN_NLMLOGDATEANDTIME 3
#define COLUMN_NLMLOGENGINEID 4
#define COLUMN_NLMLOGENGINETADDRESS 5
#define COLUMN_NLMLOGENGINETDOMAIN 6
#define COLUMN_NLMLOGCONTEXTENGINEID 7
#define COLUMN_NLMLOGCONTEXTNAME 8
#define COLUMN_NLMLOGNOTIFICATIONID 9
/*
* column number definitions for table nlmLogVariableTable
*/
#define COLUMN_NLMLOGVARIABLEINDEX 1
#define COLUMN_NLMLOGVARIABLEID 2
#define COLUMN_NLMLOGVARIABLEVALUETYPE 3
#define COLUMN_NLMLOGVARIABLECOUNTER32VAL 4
#define COLUMN_NLMLOGVARIABLEUNSIGNED32VAL 5
#define COLUMN_NLMLOGVARIABLETIMETICKSVAL 6
#define COLUMN_NLMLOGVARIABLEINTEGER32VAL 7
#define COLUMN_NLMLOGVARIABLEOCTETSTRINGVAL 8
#define COLUMN_NLMLOGVARIABLEIPADDRESSVAL 9
#define COLUMN_NLMLOGVARIABLEOIDVAL 10
#define COLUMN_NLMLOGVARIABLECOUNTER64VAL 11
#define COLUMN_NLMLOGVARIABLEOPAQUEVAL 12
static u_long num_received = 0;
static u_long num_deleted = 0;
static u_long max_logged = 1000; /* goes against the mib default of infinite */
static u_long max_age = 1440; /* 1440 = 24 hours, which is the mib default */
static netsnmp_table_data_set *nlmLogTable;
static netsnmp_table_data_set *nlmLogVarTable;
static oid nlm_module_oid[] = { SNMP_OID_MIB2, 92 }; /* NOTIFICATION-LOG-MIB::notificationLogMIB */
static void
netsnmp_notif_log_remove_oldest(int count)
{
netsnmp_table_row *deleterow, *tmprow, *deletevarrow;
DEBUGMSGTL(("notification_log", "deleting %d log entry(s)\n", count));
deleterow = netsnmp_table_data_set_get_first_row(nlmLogTable);
for (; count && deleterow; deleterow = tmprow, --count) {
/*
* delete contained varbinds
* xxx-rks: note that this assumes that only the default
* log is used (ie for the first nlmLogTable row, the
* first nlmLogVarTable rows will be the right ones).
* the right thing to do would be to do a find based on
* the nlmLogTable oid.
*/
DEBUGMSGTL(("9:notification_log", " deleting notification\n"));
DEBUGIF("9:notification_log") {
DEBUGMSGTL(("9:notification_log",
" base oid:"));
DEBUGMSGOID(("9:notification_log", deleterow->index_oid,
deleterow->index_oid_len));
DEBUGMSG(("9:notification_log", "\n"));
}
deletevarrow = netsnmp_table_data_set_get_first_row(nlmLogVarTable);
for (; deletevarrow; deletevarrow = tmprow) {
tmprow = netsnmp_table_data_set_get_next_row(nlmLogVarTable,
deletevarrow);
DEBUGIF("9:notification_log") {
DEBUGMSGTL(("9:notification_log",
" :"));
DEBUGMSGOID(("9:notification_log", deletevarrow->index_oid,
deletevarrow->index_oid_len));
DEBUGMSG(("9:notification_log", "\n"));
}
if ((deleterow->index_oid_len == deletevarrow->index_oid_len - 1) &&
snmp_oid_compare(deleterow->index_oid,
deleterow->index_oid_len,
deletevarrow->index_oid,
deleterow->index_oid_len) == 0) {
DEBUGMSGTL(("9:notification_log", " deleting varbind\n"));
netsnmp_table_dataset_remove_and_delete_row(nlmLogVarTable,
deletevarrow);
}
else
break;
}
/*
* delete the master row
*/
tmprow = netsnmp_table_data_set_get_next_row(nlmLogTable, deleterow);
netsnmp_table_dataset_remove_and_delete_row(nlmLogTable,
deleterow);
num_deleted++;
}
/** should have deleted all of them */
netsnmp_assert(0 == count);
}
static void
check_log_size(unsigned int clientreg, void *clientarg)
{
netsnmp_table_row *row;
netsnmp_table_data_set_storage *data;
u_long count = 0;
u_long uptime;
uptime = netsnmp_get_agent_uptime();
if (!nlmLogTable || !nlmLogTable->table ) {
DEBUGMSGTL(("notification_log", "missing log table\n"));
return;
}
/*
* check max allowed count
*/
count = netsnmp_table_set_num_rows(nlmLogTable);
DEBUGMSGTL(("notification_log",
"logged notifications %lu; max %lu\n",
count, max_logged));
if (count > max_logged) {
count = count - max_logged;
DEBUGMSGTL(("notification_log", "removing %lu extra notifications\n",
count));
netsnmp_notif_log_remove_oldest(count);
}
/*
* check max age
*/
if (0 == max_age)
return;
count = 0;
for (row = netsnmp_table_data_set_get_first_row(nlmLogTable);
row;
row = netsnmp_table_data_set_get_next_row(nlmLogTable, row)) {
data = (netsnmp_table_data_set_storage *) row->data;
data = netsnmp_table_data_set_find_column(data, COLUMN_NLMLOGTIME);
if (uptime < ((u_long)(*(data->data.integer) + max_age * 100 * 60)))
break;
++count;
}
if (count) {
DEBUGMSGTL(("notification_log", "removing %lu expired notifications\n",
count));
netsnmp_notif_log_remove_oldest(count);
}
}
/** Initialize the nlmLogVariableTable table by defining its contents and how it's structured */
static void
initialize_table_nlmLogVariableTable(const char * context)
{
static oid nlmLogVariableTable_oid[] =
{ 1, 3, 6, 1, 2, 1, 92, 1, 3, 2 };
size_t nlmLogVariableTable_oid_len =
OID_LENGTH(nlmLogVariableTable_oid);
netsnmp_table_data_set *table_set;
netsnmp_handler_registration *reginfo;
/*
* create the table structure itself
*/
table_set = netsnmp_create_table_data_set("nlmLogVariableTable");
nlmLogVarTable = table_set;
nlmLogVarTable->table->store_indexes = 1;
/***************************************************
* Adding indexes
*/
/*
* declaring the nlmLogName index
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding index nlmLogName of type ASN_OCTET_STR to table nlmLogVariableTable\n"));
netsnmp_table_dataset_add_index(table_set, ASN_OCTET_STR);
/*
* declaring the nlmLogIndex index
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding index nlmLogIndex of type ASN_UNSIGNED to table nlmLogVariableTable\n"));
netsnmp_table_dataset_add_index(table_set, ASN_UNSIGNED);
/*
* declaring the nlmLogVariableIndex index
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding index nlmLogVariableIndex of type ASN_UNSIGNED to table nlmLogVariableTable\n"));
netsnmp_table_dataset_add_index(table_set, ASN_UNSIGNED);
/*
* adding column nlmLogVariableID of type ASN_OBJECT_ID and access of
* ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableID (#2) of type ASN_OBJECT_ID to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set, COLUMN_NLMLOGVARIABLEID,
ASN_OBJECT_ID, 0, NULL, 0);
/*
* adding column nlmLogVariableValueType of type ASN_INTEGER and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableValueType (#3) of type ASN_INTEGER to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEVALUETYPE,
ASN_INTEGER, 0, NULL, 0);
/*
* adding column nlmLogVariableCounter32Val of type ASN_COUNTER and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableCounter32Val (#4) of type ASN_COUNTER to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLECOUNTER32VAL,
ASN_COUNTER, 0, NULL, 0);
/*
* adding column nlmLogVariableUnsigned32Val of type ASN_UNSIGNED and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableUnsigned32Val (#5) of type ASN_UNSIGNED to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEUNSIGNED32VAL,
ASN_UNSIGNED, 0, NULL, 0);
/*
* adding column nlmLogVariableTimeTicksVal of type ASN_TIMETICKS and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableTimeTicksVal (#6) of type ASN_TIMETICKS to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLETIMETICKSVAL,
ASN_TIMETICKS, 0, NULL, 0);
/*
* adding column nlmLogVariableInteger32Val of type ASN_INTEGER and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableInteger32Val (#7) of type ASN_INTEGER to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEINTEGER32VAL,
ASN_INTEGER, 0, NULL, 0);
/*
* adding column nlmLogVariableOctetStringVal of type ASN_OCTET_STR
* and access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableOctetStringVal (#8) of type ASN_OCTET_STR to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEOCTETSTRINGVAL,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogVariableIpAddressVal of type ASN_IPADDRESS and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableIpAddressVal (#9) of type ASN_IPADDRESS to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEIPADDRESSVAL,
ASN_IPADDRESS, 0, NULL, 0);
/*
* adding column nlmLogVariableOidVal of type ASN_OBJECT_ID and access
* of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableOidVal (#10) of type ASN_OBJECT_ID to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEOIDVAL,
ASN_OBJECT_ID, 0, NULL, 0);
/*
* adding column nlmLogVariableCounter64Val of type ASN_COUNTER64 and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableCounter64Val (#11) of type ASN_COUNTER64 to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLECOUNTER64VAL,
ASN_COUNTER64, 0, NULL, 0);
/*
* adding column nlmLogVariableOpaqueVal of type ASN_OPAQUE and access
* of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogVariableTable",
"adding column nlmLogVariableOpaqueVal (#12) of type ASN_OPAQUE to table nlmLogVariableTable\n"));
netsnmp_table_set_add_default_row(table_set,
COLUMN_NLMLOGVARIABLEOPAQUEVAL,
ASN_OPAQUE, 0, NULL, 0);
/*
* registering the table with the master agent
*/
/*
* note: if you don't need a subhandler to deal with any aspects of
* the request, change nlmLogVariableTable_handler to "NULL"
*/
reginfo =
netsnmp_create_handler_registration ("nlmLogVariableTable",
NULL,
nlmLogVariableTable_oid,
nlmLogVariableTable_oid_len,
HANDLER_CAN_RWRITE);
if (NULL != context)
reginfo->contextName = strdup(context);
netsnmp_register_table_data_set(reginfo, table_set, NULL);
}
/** Initialize the nlmLogTable table by defining its contents and how it's structured */
static void
initialize_table_nlmLogTable(const char * context)
{
static oid nlmLogTable_oid[] = { 1, 3, 6, 1, 2, 1, 92, 1, 3, 1 };
size_t nlmLogTable_oid_len = OID_LENGTH(nlmLogTable_oid);
netsnmp_handler_registration *reginfo;
/*
* create the table structure itself
*/
nlmLogTable = netsnmp_create_table_data_set("nlmLogTable");
/***************************************************
* Adding indexes
*/
/*
* declaring the nlmLogIndex index
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding index nlmLogName of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_dataset_add_index(nlmLogTable, ASN_OCTET_STR);
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding index nlmLogIndex of type ASN_UNSIGNED to table nlmLogTable\n"));
netsnmp_table_dataset_add_index(nlmLogTable, ASN_UNSIGNED);
/*
* adding column nlmLogTime of type ASN_TIMETICKS and access of
* ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogTime (#2) of type ASN_TIMETICKS to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable, COLUMN_NLMLOGTIME,
ASN_TIMETICKS, 0, NULL, 0);
/*
* adding column nlmLogDateAndTime of type ASN_OCTET_STR and access of
* ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogDateAndTime (#3) of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGDATEANDTIME,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogEngineID of type ASN_OCTET_STR and access of
* ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogEngineID (#4) of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable, COLUMN_NLMLOGENGINEID,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogEngineTAddress of type ASN_OCTET_STR and access
* of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogEngineTAddress (#5) of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGENGINETADDRESS,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogEngineTDomain of type ASN_OBJECT_ID and access
* of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogEngineTDomain (#6) of type ASN_OBJECT_ID to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGENGINETDOMAIN,
ASN_OBJECT_ID, 0, NULL, 0);
/*
* adding column nlmLogContextEngineID of type ASN_OCTET_STR and
* access of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogContextEngineID (#7) of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGCONTEXTENGINEID,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogContextName of type ASN_OCTET_STR and access of
* ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogContextName (#8) of type ASN_OCTET_STR to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGCONTEXTNAME,
ASN_OCTET_STR, 0, NULL, 0);
/*
* adding column nlmLogNotificationID of type ASN_OBJECT_ID and access
* of ReadOnly
*/
DEBUGMSGTL(("initialize_table_nlmLogTable",
"adding column nlmLogNotificationID (#9) of type ASN_OBJECT_ID to table nlmLogTable\n"));
netsnmp_table_set_add_default_row(nlmLogTable,
COLUMN_NLMLOGNOTIFICATIONID,
ASN_OBJECT_ID, 0, NULL, 0);
/*
* registering the table with the master agent
*/
/*
* note: if you don't need a subhandler to deal with any aspects of
* the request, change nlmLogTable_handler to "NULL"
*/
reginfo =
netsnmp_create_handler_registration("nlmLogTable", NULL,
nlmLogTable_oid,
nlmLogTable_oid_len,
HANDLER_CAN_RWRITE);
if (NULL != context)
reginfo->contextName = strdup(context);
netsnmp_register_table_data_set(reginfo, nlmLogTable, NULL);
/*
* hmm... 5 minutes seems like a reasonable time to check for out
* dated notification logs right?
*/
snmp_alarm_register(300, SA_REPEAT, check_log_size, NULL);
}
static int
notification_log_config_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
/*
*this handler exists only to act as a trigger when the
* configuration variables get set to a value and thus
* notifications must be possibly deleted from our archives.
*/
#ifndef NETSNMP_NO_WRITE_SUPPORT
if (reqinfo->mode == MODE_SET_COMMIT)
check_log_size(0, NULL);
#endif /* !NETSNMP_NO_WRITE_SUPPORT */
return SNMP_ERR_NOERROR;
}
void
init_notification_log(void)
{
static oid my_nlmStatsGlobalNotificationsLogged_oid[] =
{ 1, 3, 6, 1, 2, 1, 92, 1, 2, 1, 0 };
static oid my_nlmStatsGlobalNotificationsBumped_oid[] =
{ 1, 3, 6, 1, 2, 1, 92, 1, 2, 2, 0 };
static oid my_nlmConfigGlobalEntryLimit_oid[] =
{ 1, 3, 6, 1, 2, 1, 92, 1, 1, 1, 0 };
static oid my_nlmConfigGlobalAgeOut_oid[] =
{ 1, 3, 6, 1, 2, 1, 92, 1, 1, 2, 0 };
char * context;
char * apptype;
context = netsnmp_ds_get_string(NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_NOTIF_LOG_CTX);
DEBUGMSGTL(("notification_log", "registering with '%s' context\n",
SNMP_STRORNULL(context)));
/*
* static variables
*/
netsnmp_register_read_only_counter32_instance_context
("nlmStatsGlobalNotificationsLogged",
my_nlmStatsGlobalNotificationsLogged_oid,
OID_LENGTH(my_nlmStatsGlobalNotificationsLogged_oid),
&num_received, NULL, context);
netsnmp_register_read_only_counter32_instance_context
("nlmStatsGlobalNotificationsBumped",
my_nlmStatsGlobalNotificationsBumped_oid,
OID_LENGTH(my_nlmStatsGlobalNotificationsBumped_oid),
&num_deleted, NULL, context);
netsnmp_register_ulong_instance_context("nlmConfigGlobalEntryLimit",
my_nlmConfigGlobalEntryLimit_oid,
OID_LENGTH
(my_nlmConfigGlobalEntryLimit_oid),
&max_logged,
notification_log_config_handler,
context);
netsnmp_register_ulong_instance_context("nlmConfigGlobalAgeOut",
my_nlmConfigGlobalAgeOut_oid,
OID_LENGTH
(my_nlmConfigGlobalAgeOut_oid),
&max_age,
notification_log_config_handler,
context);
/*
* tables
*/
initialize_table_nlmLogVariableTable(context);
initialize_table_nlmLogTable(context);
/*
* disable flag
*/
apptype = netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_APPTYPE);
netsnmp_ds_register_config(ASN_BOOLEAN, apptype, "dontRetainLogs",
NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_AGENT_DONT_RETAIN_NOTIFICATIONS);
netsnmp_ds_register_config(ASN_BOOLEAN, apptype, "doNotRetainNotificationLogs",
NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_AGENT_DONT_RETAIN_NOTIFICATIONS);
#if 0
/* xxx-rks: config for max size; should be peristent too, & tied to mib */
netsnmp_ds_register_config(ASN_INTEGER,
netsnmp_ds_get_string(NETSNMP_DS_LIBRARY_ID,
NETSNMP_DS_LIB_APPTYPE),
"notificationLogMax",
NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_AGENT_NOTIF_LOG_MAX);
#endif
REGISTER_SYSOR_ENTRY(nlm_module_oid,
"The MIB module for logging SNMP Notifications.");
}
void
shutdown_notification_log(void)
{
max_logged = 0;
check_log_size(0, NULL);
netsnmp_delete_table_data_set(nlmLogTable);
nlmLogTable = NULL;
UNREGISTER_SYSOR_ENTRY(nlm_module_oid);
}
void
log_notification(netsnmp_pdu *pdu, netsnmp_transport *transport)
{
long tmpl;
netsnmp_table_row *row;
static u_long default_num = 0;
static oid snmptrapoid[] = { 1, 3, 6, 1, 6, 3, 1, 1, 4, 1, 0 };
size_t snmptrapoid_len = OID_LENGTH(snmptrapoid);
netsnmp_variable_list *vptr;
u_char *logdate;
size_t logdate_size;
time_t timetnow;
u_long vbcount = 0;
u_long tmpul;
int col;
netsnmp_pdu *orig_pdu = pdu;
if (!nlmLogVarTable
|| netsnmp_ds_get_boolean(NETSNMP_DS_APPLICATION_ID,
NETSNMP_DS_APP_DONT_LOG)) {
return;
}
DEBUGMSGTL(("notification_log", "logging something\n"));
row = netsnmp_create_table_data_row();
++num_received;
default_num++;
/*
* indexes to the table
*/
netsnmp_table_row_add_index(row, ASN_OCTET_STR, "default",
strlen("default"));
netsnmp_table_row_add_index(row, ASN_UNSIGNED, &default_num,
sizeof(default_num));
/*
* add the data
*/
tmpl = netsnmp_get_agent_uptime();
netsnmp_set_row_column(row, COLUMN_NLMLOGTIME, ASN_TIMETICKS,
&tmpl, sizeof(tmpl));
time(&timetnow);
logdate = date_n_time(&timetnow, &logdate_size);
netsnmp_set_row_column(row, COLUMN_NLMLOGDATEANDTIME, ASN_OCTET_STR,
logdate, logdate_size);
netsnmp_set_row_column(row, COLUMN_NLMLOGENGINEID, ASN_OCTET_STR,
pdu->securityEngineID,
pdu->securityEngineIDLen);
if (transport && transport->domain == netsnmpUDPDomain) {
/*
* check for the udp domain
*/
struct sockaddr_in *addr =
(struct sockaddr_in *) pdu->transport_data;
if (addr) {
char buf[sizeof(in_addr_t) +
sizeof(addr->sin_port)];
in_addr_t locaddr = htonl(addr->sin_addr.s_addr);
u_short portnum = htons(addr->sin_port);
memcpy(buf, &locaddr, sizeof(in_addr_t));
memcpy(buf + sizeof(in_addr_t), &portnum,
sizeof(addr->sin_port));
netsnmp_set_row_column(row, COLUMN_NLMLOGENGINETADDRESS,
ASN_OCTET_STR, buf,
sizeof(in_addr_t) +
sizeof(addr->sin_port));
}
}
if (transport)
netsnmp_set_row_column(row, COLUMN_NLMLOGENGINETDOMAIN,
ASN_OBJECT_ID,
transport->domain,
sizeof(oid) * transport->domain_length);
netsnmp_set_row_column(row, COLUMN_NLMLOGCONTEXTENGINEID,
ASN_OCTET_STR, pdu->contextEngineID,
pdu->contextEngineIDLen);
netsnmp_set_row_column(row, COLUMN_NLMLOGCONTEXTNAME, ASN_OCTET_STR,
pdu->contextName, pdu->contextNameLen);
if (pdu->command == SNMP_MSG_TRAP)
pdu = convert_v1pdu_to_v2(orig_pdu);
for (vptr = pdu->variables; vptr; vptr = vptr->next_variable) {
if (snmp_oid_compare(snmptrapoid, snmptrapoid_len,
vptr->name, vptr->name_length) == 0) {
netsnmp_set_row_column(row, COLUMN_NLMLOGNOTIFICATIONID,
ASN_OBJECT_ID, vptr->val.string,
vptr->val_len);
} else {
netsnmp_table_row *myrow;
myrow = netsnmp_create_table_data_row();
/*
* indexes to the table
*/
netsnmp_table_row_add_index(myrow, ASN_OCTET_STR, "default",
strlen("default"));
netsnmp_table_row_add_index(myrow, ASN_UNSIGNED, &default_num,
sizeof(default_num));
vbcount++;
netsnmp_table_row_add_index(myrow, ASN_UNSIGNED, &vbcount,
sizeof(vbcount));
/*
* OID
*/
netsnmp_set_row_column(myrow, COLUMN_NLMLOGVARIABLEID,
ASN_OBJECT_ID, vptr->name,
vptr->name_length * sizeof(oid));
/*
* value
*/
switch (vptr->type) {
case ASN_OBJECT_ID:
tmpul = 7;
col = COLUMN_NLMLOGVARIABLEOIDVAL;
break;
case ASN_INTEGER:
tmpul = 4;
col = COLUMN_NLMLOGVARIABLEINTEGER32VAL;
break;
case ASN_UNSIGNED:
tmpul = 2;
col = COLUMN_NLMLOGVARIABLEUNSIGNED32VAL;
break;
case ASN_COUNTER:
tmpul = 1;
col = COLUMN_NLMLOGVARIABLECOUNTER32VAL;
break;
case ASN_TIMETICKS:
tmpul = 3;
col = COLUMN_NLMLOGVARIABLETIMETICKSVAL;
break;
case ASN_OCTET_STR:
tmpul = 6;
col = COLUMN_NLMLOGVARIABLEOCTETSTRINGVAL;
break;
case ASN_IPADDRESS:
tmpul = 5;
col = COLUMN_NLMLOGVARIABLEIPADDRESSVAL;
break;
case ASN_COUNTER64:
tmpul = 8;
col = COLUMN_NLMLOGVARIABLECOUNTER64VAL;
break;
case ASN_OPAQUE:
tmpul = 9;
col = COLUMN_NLMLOGVARIABLEOPAQUEVAL;
break;
default:
/*
* unsupported
*/
DEBUGMSGTL(("notification_log",
"skipping type %d\n", vptr->type));
(void)netsnmp_table_dataset_delete_row(myrow);
continue;
}
netsnmp_set_row_column(myrow, COLUMN_NLMLOGVARIABLEVALUETYPE,
ASN_INTEGER, & tmpul,
sizeof(tmpul));
netsnmp_set_row_column(myrow, col, vptr->type,
vptr->val.string, vptr->val_len);
DEBUGMSGTL(("notification_log",
"adding a row to the variables table\n"));
netsnmp_table_dataset_add_row(nlmLogVarTable, myrow);
}
}
if (pdu != orig_pdu)
snmp_free_pdu( pdu );
/*
* store the row
*/
netsnmp_table_dataset_add_row(nlmLogTable, row);
check_log_size(0, NULL);
DEBUGMSGTL(("notification_log", "done logging something\n"));
}