blob: b8e36d7147704019f40e9b44ddf8c4de2fd5cb9d [file] [log] [blame]
/*
* DisMan Schedule MIB:
* Core implementation of the schedTable MIB interface.
* See 'schedCore.c' for active behaviour of this table.
*
* (based on mib2c.table_data.conf output)
*/
#include <net-snmp/net-snmp-config.h>
#include <net-snmp/net-snmp-includes.h>
#include <net-snmp/agent/net-snmp-agent-includes.h>
#include "utilities/iquery.h"
#include "disman/schedule/schedCore.h"
#include "disman/schedule/schedTable.h"
/** Initializes the schedTable module */
void
init_schedTable(void)
{
static oid schedTable_oid[] = { 1, 3, 6, 1, 2, 1, 63, 1, 2 };
size_t schedTable_oid_len = OID_LENGTH(schedTable_oid);
netsnmp_handler_registration *reg;
netsnmp_table_registration_info *table_info;
DEBUGMSGTL(("disman:schedule:init", "Initializing table\n"));
/*
* Ensure the schedule table container is available...
*/
init_schedule_container();
/*
* ... then set up the MIB interface.
*/
reg = netsnmp_create_handler_registration("schedTable",
schedTable_handler,
schedTable_oid,
schedTable_oid_len,
HANDLER_CAN_RWRITE);
table_info = SNMP_MALLOC_TYPEDEF(netsnmp_table_registration_info);
netsnmp_table_helper_add_indexes(table_info,
ASN_OCTET_STR, /* index: schedOwner */
ASN_OCTET_STR, /* index: schedName */
0);
table_info->min_column = COLUMN_SCHEDDESCR;
table_info->max_column = COLUMN_SCHEDTRIGGERS;
netsnmp_tdata_register(reg, schedule_table, table_info);
}
/** handles requests for the schedTable table */
int
schedTable_handler(netsnmp_mib_handler *handler,
netsnmp_handler_registration *reginfo,
netsnmp_agent_request_info *reqinfo,
netsnmp_request_info *requests)
{
netsnmp_request_info *request;
netsnmp_table_request_info *tinfo;
netsnmp_tdata_row *row;
struct schedTable_entry *entry;
int recalculate = 0;
size_t len;
char *cp;
char owner[SCHED_STR1_LEN+1];
char name[ SCHED_STR1_LEN+1];
int ret;
DEBUGMSGTL(("disman:schedule:mib", "Schedule handler (%d)\n",
reqinfo->mode));
switch (reqinfo->mode) {
/*
* Read-support (also covers GetNext requests)
*/
case MODE_GET:
for (request = requests; request; request = request->next) {
if (request->processed)
continue;
entry = (struct schedTable_entry *)
netsnmp_tdata_extract_entry(request);
tinfo = netsnmp_extract_table_info( request);
switch (tinfo->colnum) {
case COLUMN_SCHEDDESCR:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedDescr,
strlen(entry->schedDescr));
break;
case COLUMN_SCHEDINTERVAL:
snmp_set_var_typed_integer(request->requestvb, ASN_UNSIGNED,
entry->schedInterval);
break;
case COLUMN_SCHEDWEEKDAY:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
&entry->schedWeekDay,
sizeof(entry->schedWeekDay));
break;
case COLUMN_SCHEDMONTH:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedMonth,
sizeof(entry->schedMonth));
break;
case COLUMN_SCHEDDAY:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedDay,
sizeof(entry->schedDay));
break;
case COLUMN_SCHEDHOUR:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedHour,
sizeof(entry->schedHour));
break;
case COLUMN_SCHEDMINUTE:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedMinute,
sizeof(entry->schedMinute));
break;
case COLUMN_SCHEDCONTEXTNAME:
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
entry->schedContextName,
strlen(entry->schedContextName));
break;
case COLUMN_SCHEDVARIABLE:
snmp_set_var_typed_value(request->requestvb, ASN_OBJECT_ID,
(u_char *)entry->schedVariable,
entry->schedVariable_len*sizeof(oid));
break;
case COLUMN_SCHEDVALUE:
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER,
entry->schedValue);
break;
case COLUMN_SCHEDTYPE:
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER,
entry->schedType);
break;
case COLUMN_SCHEDADMINSTATUS:
ret = (entry->flags & SCHEDULE_FLAG_ENABLED ) ?
TV_TRUE : TV_FALSE;
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER, ret);
break;
case COLUMN_SCHEDOPERSTATUS:
ret = (entry->flags & SCHEDULE_FLAG_ENABLED ) ?
TV_TRUE : TV_FALSE;
/*
* Check for one-shot entries that have already fired
*/
if ((entry->schedType == SCHED_TYPE_ONESHOT) &&
(entry->schedLastRun != 0 ))
ret = 3; /* finished(3) */
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER, ret);
break;
case COLUMN_SCHEDFAILURES:
snmp_set_var_typed_integer(request->requestvb, ASN_COUNTER,
entry->schedFailures);
break;
case COLUMN_SCHEDLASTFAILURE:
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER,
entry->schedLastFailure);
break;
case COLUMN_SCHEDLASTFAILED:
/*
* Convert 'schedLastFailed' timestamp
* into DateAndTime string
*/
cp = date_n_time( &entry->schedLastFailed, &len );
snmp_set_var_typed_value(request->requestvb, ASN_OCTET_STR,
cp, len);
break;
case COLUMN_SCHEDSTORAGETYPE:
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER,
entry->schedStorageType);
break;
case COLUMN_SCHEDROWSTATUS:
ret = (entry->flags & SCHEDULE_FLAG_ACTIVE ) ?
TV_TRUE : TV_FALSE;
snmp_set_var_typed_integer(request->requestvb, ASN_INTEGER, ret);
break;
case COLUMN_SCHEDTRIGGERS:
snmp_set_var_typed_integer(request->requestvb, ASN_COUNTER,
entry->schedTriggers);
break;
}
}
break;
/*
* Write-support
*/
case MODE_SET_RESERVE1:
for (request = requests; request; request = request->next) {
if (request->processed)
continue;
entry = (struct schedTable_entry *)
netsnmp_tdata_extract_entry(request);
tinfo = netsnmp_extract_table_info( request);
switch (tinfo->colnum) {
case COLUMN_SCHEDDESCR:
ret = netsnmp_check_vb_type_and_max_size(
request->requestvb, ASN_OCTET_STR, SCHED_STR2_LEN);
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDINTERVAL:
ret = netsnmp_check_vb_uint( request->requestvb );
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDWEEKDAY:
ret = netsnmp_check_vb_type_and_size(
request->requestvb, ASN_OCTET_STR, 1);
/* XXX - check for bit(7) set */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDMONTH:
ret = netsnmp_check_vb_type_and_size( /* max_size ?? */
request->requestvb, ASN_OCTET_STR, 2);
/* XXX - check for bit(12)-bit(15) set */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDDAY:
ret = netsnmp_check_vb_type_and_size( /* max_size ?? */
request->requestvb, ASN_OCTET_STR, 4+4);
/* XXX - check for bit(62) or bit(63) set */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDHOUR:
ret = netsnmp_check_vb_type_and_size( /* max_size ?? */
request->requestvb, ASN_OCTET_STR, 3);
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDMINUTE:
ret = netsnmp_check_vb_type_and_size( /* max_size ?? */
request->requestvb, ASN_OCTET_STR, 8);
/* XXX - check for bit(60)-bit(63) set */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDCONTEXTNAME:
ret = netsnmp_check_vb_type_and_max_size(
request->requestvb, ASN_OCTET_STR, SCHED_STR1_LEN);
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDVARIABLE:
ret = netsnmp_check_vb_oid( request->requestvb );
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDVALUE:
ret = netsnmp_check_vb_int( request->requestvb );
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDTYPE:
ret = netsnmp_check_vb_int_range( request->requestvb,
SCHED_TYPE_PERIODIC, SCHED_TYPE_ONESHOT );
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDADMINSTATUS:
ret = netsnmp_check_vb_truthvalue( request->requestvb );
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request,
SNMP_ERR_WRONGTYPE);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDSTORAGETYPE:
ret = netsnmp_check_vb_int_range( request->requestvb,
ST_NONE, ST_READONLY );
/* XXX - check valid/consistent assignments */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
case COLUMN_SCHEDROWSTATUS:
ret = netsnmp_check_vb_rowstatus( request->requestvb,
(entry ? RS_ACTIVE: RS_NONEXISTENT));
/* XXX - check consistency assignments */
if (ret != SNMP_ERR_NOERROR) {
netsnmp_set_request_error(reqinfo, request, ret);
return SNMP_ERR_NOERROR;
}
break;
default:
netsnmp_set_request_error(reqinfo, request,
SNMP_ERR_NOTWRITABLE);
return SNMP_ERR_NOERROR;
}
}
break;
case MODE_SET_RESERVE2:
for (request = requests; request; request = request->next) {
if (request->processed)
continue;
tinfo = netsnmp_extract_table_info(request);
switch (tinfo->colnum) {
case COLUMN_SCHEDROWSTATUS:
switch (*request->requestvb->val.integer) {
case RS_CREATEANDGO:
case RS_CREATEANDWAIT:
/*
* Create an (empty) new row structure
*/
memset(owner, 0, SCHED_STR1_LEN+1);
memset(name, 0, SCHED_STR1_LEN+1);
memcpy(owner, tinfo->indexes->val.string,
tinfo->indexes->val_len);
memcpy(name, tinfo->indexes->next_variable->val.string,
tinfo->indexes->next_variable->val_len);
row = schedTable_createEntry(owner, name);
if (!row) {
netsnmp_set_request_error(reqinfo, request,
SNMP_ERR_RESOURCEUNAVAILABLE);
return SNMP_ERR_NOERROR;
}
netsnmp_insert_tdata_row(request, row);
}
}
}
break;
case MODE_SET_FREE:
for (request = requests; request; request = request->next) {
if (request->processed)
continue;
tinfo = netsnmp_extract_table_info(request);
switch (tinfo->colnum) {
case COLUMN_SCHEDROWSTATUS:
switch (*request->requestvb->val.integer) {
case RS_CREATEANDGO:
case RS_CREATEANDWAIT:
/*
* Tidy up after a failed row creation request
*/
entry = (struct schedTable_entry *)
netsnmp_tdata_extract_entry(request);
if (entry &&
!(entry->flags & SCHEDULE_FLAG_VALID)) {
row = (netsnmp_tdata_row *)
netsnmp_tdata_extract_row(request);
schedTable_removeEntry(row);
}
}
}
}
break;
case MODE_SET_ACTION:
for (request = requests; request; request = request->next) {
entry = (struct schedTable_entry *)
netsnmp_tdata_extract_entry(request);
if (!entry) {
/*
* New rows must be created via the RowStatus column
*/
netsnmp_set_request_error(reqinfo, request,
SNMP_ERR_NOCREATION);
/* or inconsistentName? */
return SNMP_ERR_NOERROR;
}
}
break;
case MODE_SET_UNDO:
break;
case MODE_SET_COMMIT:
/*
* All these assignments are "unfailable", so it's
* (reasonably) safe to apply them in the Commit phase
*/
entry = NULL;
for (request = requests; request; request = request->next) {
if (request->processed)
continue;
entry = (struct schedTable_entry *)
netsnmp_tdata_extract_entry(request);
tinfo = netsnmp_extract_table_info( request);
switch (tinfo->colnum) {
case COLUMN_SCHEDDESCR:
memset(entry->schedDescr, 0, sizeof(entry->schedDescr));
memcpy(entry->schedDescr, request->requestvb->val.string,
request->requestvb->val_len);
break;
case COLUMN_SCHEDINTERVAL:
entry->schedInterval = *request->requestvb->val.integer;
recalculate = 1;
break;
case COLUMN_SCHEDWEEKDAY:
entry->schedWeekDay = request->requestvb->val.string[0];
recalculate = 1;
break;
case COLUMN_SCHEDMONTH:
entry->schedMonth[0] = request->requestvb->val.string[0];
entry->schedMonth[1] = request->requestvb->val.string[1];
recalculate = 1;
break;
case COLUMN_SCHEDDAY:
memset(entry->schedDay, 0, sizeof(entry->schedDay));
memcpy(entry->schedDay, request->requestvb->val.string,
request->requestvb->val_len);
recalculate = 1;
break;
case COLUMN_SCHEDHOUR:
entry->schedHour[0] = request->requestvb->val.string[0];
entry->schedHour[1] = request->requestvb->val.string[1];
entry->schedHour[2] = request->requestvb->val.string[2];
recalculate = 1;
break;
case COLUMN_SCHEDMINUTE:
memset(entry->schedMinute, 0, sizeof(entry->schedMinute));
memcpy(entry->schedMinute, request->requestvb->val.string,
request->requestvb->val_len);
recalculate = 1;
break;
case COLUMN_SCHEDCONTEXTNAME:
memset(entry->schedContextName, 0, sizeof(entry->schedContextName));
memcpy(entry->schedContextName,
request->requestvb->val.string,
request->requestvb->val_len);
break;
case COLUMN_SCHEDVARIABLE:
memset(entry->schedVariable, 0, sizeof(entry->schedVariable));
memcpy(entry->schedVariable,
request->requestvb->val.string,
request->requestvb->val_len);
entry->schedVariable_len =
request->requestvb->val_len/sizeof(oid);
break;
case COLUMN_SCHEDVALUE:
entry->schedValue = *request->requestvb->val.integer;
break;
case COLUMN_SCHEDTYPE:
entry->schedType = *request->requestvb->val.integer;
break;
case COLUMN_SCHEDADMINSTATUS:
if (*request->requestvb->val.integer == TV_TRUE)
entry->flags |= SCHEDULE_FLAG_ENABLED;
else
entry->flags &= ~SCHEDULE_FLAG_ENABLED;
break;
case COLUMN_SCHEDSTORAGETYPE:
entry->schedStorageType = *request->requestvb->val.integer;
break;
case COLUMN_SCHEDROWSTATUS:
switch (*request->requestvb->val.integer) {
case RS_ACTIVE:
entry->flags |= SCHEDULE_FLAG_ACTIVE;
break;
case RS_CREATEANDGO:
entry->flags |= SCHEDULE_FLAG_ACTIVE;
entry->flags |= SCHEDULE_FLAG_VALID;
entry->session =
netsnmp_iquery_pdu_session(reqinfo->asp->pdu);
break;
case RS_CREATEANDWAIT:
entry->flags |= SCHEDULE_FLAG_VALID;
entry->session =
netsnmp_iquery_pdu_session(reqinfo->asp->pdu);
break;
case RS_DESTROY:
row = (netsnmp_tdata_row *)
netsnmp_tdata_extract_row(request);
schedTable_removeEntry(row);
}
recalculate = 1;
break;
}
}
if (recalculate) {
netsnmp_assert(entry);
sched_nextTime(entry);
}
break;
}
return SNMP_ERR_NOERROR;
}