implemented new tdata format
[public/netxms.git] / src / server / core / dctarget.cpp
CommitLineData
1babf64d 1/*
6fd6de0a 2** NetXMS - Network Management System
46e2b370 3** Copyright (C) 2003-2016 Victor Kirhenshtein
6fd6de0a
VK
4**
5** This program is free software; you can redistribute it and/or modify
6** it under the terms of the GNU General Public License as published by
7** the Free Software Foundation; either version 2 of the License, or
8** (at your option) any later version.
9**
10** This program is distributed in the hope that it will be useful,
11** but WITHOUT ANY WARRANTY; without even the implied warranty of
12** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13** GNU General Public License for more details.
14**
15** You should have received a copy of the GNU General Public License
16** along with this program; if not, write to the Free Software
17** Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18**
19** File: dctarget.cpp
20**
21**/
22
23#include "nxcore.h"
24
25/**
26 * Default constructor
27 */
28DataCollectionTarget::DataCollectionTarget() : Template()
29{
ebb2dc70
VK
30 m_pingLastTimeStamp = 0;
31 m_pingTime = PING_TIME_TIMEOUT;
6fd6de0a
VK
32}
33
34/**
35 * Constructor for creating new data collection capable objects
36 */
37DataCollectionTarget::DataCollectionTarget(const TCHAR *name) : Template(name)
38{
ebb2dc70
VK
39 m_pingLastTimeStamp = 0;
40 m_pingTime = PING_TIME_TIMEOUT;
6fd6de0a
VK
41}
42
43/**
44 * Destructor
45 */
46DataCollectionTarget::~DataCollectionTarget()
47{
ebb2dc70
VK
48 m_pingLastTimeStamp = 0;
49 m_pingTime = PING_TIME_TIMEOUT;
6fd6de0a
VK
50}
51
52/**
53 * Delete object from database
54 */
c42b4551 55bool DataCollectionTarget::deleteFromDatabase(DB_HANDLE hdb)
6fd6de0a 56{
c42b4551 57 bool success = Template::deleteFromDatabase(hdb);
22ee6d97 58 if (success)
6fd6de0a 59 {
b6aff59d
VK
60 TCHAR query[256];
61 _sntprintf(query, 256, _T("DROP TABLE idata_%d"), (int)m_id);
62 QueueSQLRequest(query);
63
89e5f052 64 _sntprintf(query, 256, _T("DROP TABLE tdata_%d"), (int)m_id);
b6aff59d 65 QueueSQLRequest(query);
6fd6de0a 66 }
22ee6d97 67 return success;
6fd6de0a
VK
68}
69
70/**
71 * Create NXCP message with object's data
72 */
8fe90adb 73void DataCollectionTarget::fillMessageInternal(NXCPMessage *msg)
6fd6de0a 74{
8fe90adb 75 Template::fillMessageInternal(msg);
9289a3bb
VK
76}
77
78/**
79 * Create NXCP message with object's data - stage 2
80 */
81void DataCollectionTarget::fillMessageInternalStage2(NXCPMessage *msg)
82{
83 Template::fillMessageInternalStage2(msg);
1fa2ca0e 84
928fca65
VK
85 // Sent all DCIs marked for display on overview page or in tooltips
86 UINT32 fieldIdOverview = VID_OVERVIEW_DCI_LIST_BASE;
87 UINT32 countOverview = 0;
88 UINT32 fieldIdTooltip = VID_TOOLTIP_DCI_LIST_BASE;
89 UINT32 countTooltip = 0;
1fa2ca0e
VK
90 lockDciAccess(false);
91 for(int i = 0; i < m_dcObjects->size(); i++)
92 {
93 DCObject *dci = m_dcObjects->get(i);
928fca65
VK
94 if ((dci->getType() == DCO_TYPE_ITEM) &&
95 (dci->getStatus() == ITEM_STATUS_ACTIVE) &&
96 (((DCItem *)dci)->getInstanceDiscoveryMethod() == IDM_NONE))
1fa2ca0e 97 {
928fca65
VK
98 if (dci->isShowInObjectOverview())
99 {
100 countOverview++;
101 ((DCItem *)dci)->fillLastValueMessage(msg, fieldIdOverview);
102 fieldIdOverview += 50;
103 }
104 if (dci->isShowOnObjectTooltip())
105 {
106 countTooltip++;
107 ((DCItem *)dci)->fillLastValueMessage(msg, fieldIdTooltip);
108 fieldIdTooltip += 50;
109 }
1fa2ca0e
VK
110 }
111 }
112 unlockDciAccess();
928fca65
VK
113 msg->setField(VID_OVERVIEW_DCI_COUNT, countOverview);
114 msg->setField(VID_TOOLTIP_DCI_COUNT, countTooltip);
6fd6de0a
VK
115}
116
117/**
118 * Modify object from message
119 */
8fe90adb 120UINT32 DataCollectionTarget::modifyFromMessageInternal(NXCPMessage *pRequest)
6fd6de0a 121{
8fe90adb 122 return Template::modifyFromMessageInternal(pRequest);
6fd6de0a
VK
123}
124
125/**
126 * Update cache for all DCI's
127 */
128void DataCollectionTarget::updateDciCache()
129{
b06436f4 130 lockDciAccess(false);
6fd6de0a
VK
131 for(int i = 0; i < m_dcObjects->size(); i++)
132 {
133 if (m_dcObjects->get(i)->getType() == DCO_TYPE_ITEM)
134 {
135 ((DCItem *)m_dcObjects->get(i))->updateCacheSize();
136 }
137 }
138 unlockDciAccess();
139}
140
141/**
142 * Clean expired DCI data
143 */
5f648670 144void DataCollectionTarget::cleanDCIData(DB_HANDLE hdb)
6fd6de0a 145{
5f648670
VK
146 String queryItems = _T("DELETE FROM idata_");
147 queryItems.append(m_id);
148 queryItems.append(_T(" WHERE "));
149
150 String queryTables = _T("DELETE FROM tdata_");
151 queryTables.append(m_id);
152 queryTables.append(_T(" WHERE "));
153
154 int itemCount = 0;
155 int tableCount = 0;
156 time_t now = time(NULL);
157
b06436f4 158 lockDciAccess(false);
6fd6de0a 159 for(int i = 0; i < m_dcObjects->size(); i++)
5f648670
VK
160 {
161 DCObject *o = m_dcObjects->get(i);
162 if (o->getType() == DCO_TYPE_ITEM)
163 {
164 if (itemCount > 0)
165 queryItems.append(_T(" OR "));
166 queryItems.append(_T("(item_id="));
167 queryItems.append(o->getId());
168 queryItems.append(_T(" AND idata_timestamp<"));
90e3031f 169 queryItems.append((INT64)(now - o->getEffectiveRetentionTime() * 86400));
5f648670
VK
170 queryItems.append(_T(')'));
171 itemCount++;
172 }
173 else if (o->getType() == DCO_TYPE_TABLE)
174 {
175 if (tableCount > 0)
176 queryTables.append(_T(" OR "));
177 queryTables.append(_T("(item_id="));
178 queryTables.append(o->getId());
179 queryTables.append(_T(" AND tdata_timestamp<"));
90e3031f 180 queryTables.append((INT64)(now - o->getEffectiveRetentionTime() * 86400));
5f648670
VK
181 queryTables.append(_T(')'));
182 tableCount++;
183 }
184 }
6fd6de0a 185 unlockDciAccess();
5f648670
VK
186
187 if (itemCount > 0)
188 {
189 DbgPrintf(6, _T("DataCollectionTarget::cleanDCIData(%s [%d]): running query \"%s\""), m_name, m_id, (const TCHAR *)queryItems);
190 DBQuery(hdb, queryItems);
191 }
192
193 if (tableCount > 0)
194 {
195 DbgPrintf(6, _T("DataCollectionTarget::cleanDCIData(%s [%d]): running query \"%s\""), m_name, m_id, (const TCHAR *)queryTables);
196 DBQuery(hdb, queryTables);
197 }
6fd6de0a
VK
198}
199
6fd6de0a
VK
200/**
201 * Get last collected values of given table
202 */
b368969c 203UINT32 DataCollectionTarget::getTableLastValues(UINT32 dciId, NXCPMessage *msg)
6fd6de0a 204{
967893bb 205 UINT32 rcc = RCC_INVALID_DCI_ID;
6fd6de0a 206
b06436f4 207 lockDciAccess(false);
6fd6de0a
VK
208
209 for(int i = 0; i < m_dcObjects->size(); i++)
210 {
211 DCObject *object = m_dcObjects->get(i);
212 if ((object->getId() == dciId) && (object->getType() == DCO_TYPE_TABLE))
213 {
4a435beb 214 ((DCTable *)object)->fillLastValueMessage(msg);
6fd6de0a
VK
215 rcc = RCC_SUCCESS;
216 break;
217 }
218 }
219
220 unlockDciAccess();
221 return rcc;
222}
223
224/**
225 * Apply DCI from template
76b42c1e 226 * dcObject passed to this method should be a template's DCI
6fd6de0a 227 */
967893bb 228bool DataCollectionTarget::applyTemplateItem(UINT32 dwTemplateId, DCObject *dcObject)
6fd6de0a
VK
229{
230 bool bResult = true;
231
b06436f4 232 lockDciAccess(true); // write lock
6fd6de0a 233
c42b4551 234 DbgPrintf(5, _T("Applying DCO \"%s\" to target \"%s\""), dcObject->getName(), m_name);
6fd6de0a
VK
235
236 // Check if that template item exists
237 int i;
238 for(i = 0; i < m_dcObjects->size(); i++)
239 if ((m_dcObjects->get(i)->getTemplateId() == dwTemplateId) &&
240 (m_dcObjects->get(i)->getTemplateItemId() == dcObject->getId()))
241 break; // Item with specified id already exist
242
243 if (i == m_dcObjects->size())
244 {
245 // New item from template, just add it
246 DCObject *newObject;
247 switch(dcObject->getType())
248 {
249 case DCO_TYPE_ITEM:
250 newObject = new DCItem((DCItem *)dcObject);
251 break;
252 case DCO_TYPE_TABLE:
253 newObject = new DCTable((DCTable *)dcObject);
254 break;
255 default:
256 newObject = NULL;
257 break;
258 }
259 if (newObject != NULL)
260 {
261 newObject->setTemplateId(dwTemplateId, dcObject->getId());
262 newObject->changeBinding(CreateUniqueId(IDG_ITEM), this, TRUE);
263 bResult = addDCObject(newObject, true);
264 }
265 }
266 else
267 {
268 // Update existing item unless it is disabled
e46d6c36 269 DCObject *curr = m_dcObjects->get(i);
0719f017 270 if ((curr->getStatus() != ITEM_STATUS_DISABLED) || (g_flags & AF_APPLY_TO_DISABLED_DCI_FROM_TEMPLATE))
6fd6de0a 271 {
e46d6c36 272 curr->updateFromTemplate(dcObject);
1babf64d 273 DbgPrintf(9, _T("DCO \"%s\" NOT disabled or ApplyDCIFromTemplateToDisabledDCI set, updated (%d)"),
e46d6c36
VK
274 dcObject->getName(), curr->getStatus());
275 if ((curr->getType() == DCO_TYPE_ITEM) && (((DCItem *)curr)->getInstanceDiscoveryMethod() != IDM_NONE))
276 {
277 updateInstanceDiscoveryItems((DCItem *)curr);
278 }
6fd6de0a
VK
279 }
280 else
281 {
1babf64d 282 DbgPrintf(9, _T("DCO \"%s\" is disabled and ApplyDCIFromTemplateToDisabledDCI not set, no update (%d)"),
e46d6c36 283 dcObject->getName(), curr->getStatus());
6fd6de0a
VK
284 }
285 }
286
287 unlockDciAccess();
288
289 if (bResult)
290 {
c42b4551 291 lockProperties();
01152a54 292 m_isModified = true;
c42b4551 293 unlockProperties();
6fd6de0a
VK
294 }
295 return bResult;
296}
297
298/**
299 * Clean deleted template items from target's DCI list
300 * Arguments is template id and list of valid template item ids.
301 * all items related to given template and not presented in list should be deleted.
302 */
967893bb 303void DataCollectionTarget::cleanDeletedTemplateItems(UINT32 dwTemplateId, UINT32 dwNumItems, UINT32 *pdwItemList)
6fd6de0a 304{
967893bb 305 UINT32 i, j, dwNumDeleted, *pdwDeleteList;
6fd6de0a 306
b06436f4 307 lockDciAccess(true); // write lock
6fd6de0a 308
967893bb 309 pdwDeleteList = (UINT32 *)malloc(sizeof(UINT32) * m_dcObjects->size());
6fd6de0a
VK
310 dwNumDeleted = 0;
311
967893bb 312 for(i = 0; i < (UINT32)m_dcObjects->size(); i++)
6fd6de0a
VK
313 if (m_dcObjects->get(i)->getTemplateId() == dwTemplateId)
314 {
315 for(j = 0; j < dwNumItems; j++)
316 if (m_dcObjects->get(i)->getTemplateItemId() == pdwItemList[j])
317 break;
318
319 // Delete DCI if it's not in list
320 if (j == dwNumItems)
321 pdwDeleteList[dwNumDeleted++] = m_dcObjects->get(i)->getId();
322 }
323
324 for(i = 0; i < dwNumDeleted; i++)
325 deleteDCObject(pdwDeleteList[i], false);
326
327 unlockDciAccess();
328 free(pdwDeleteList);
329}
330
331/**
1babf64d 332 * Unbind data collection target from template, i.e either remove DCI
6fd6de0a
VK
333 * association with template or remove these DCIs at all
334 */
d140955e 335void DataCollectionTarget::unbindFromTemplate(UINT32 dwTemplateId, bool removeDCI)
6fd6de0a 336{
d140955e 337 if (removeDCI)
6fd6de0a 338 {
b06436f4 339 lockDciAccess(true); // write lock
6fd6de0a 340
cd6447b6
VK
341 UINT32 *deleteList = (UINT32 *)malloc(sizeof(UINT32) * m_dcObjects->size());
342 int numDeleted = 0;
6fd6de0a 343
cd6447b6
VK
344 int i;
345 for(i = 0; i < m_dcObjects->size(); i++)
6fd6de0a
VK
346 if (m_dcObjects->get(i)->getTemplateId() == dwTemplateId)
347 {
cd6447b6 348 deleteList[numDeleted++] = m_dcObjects->get(i)->getId();
6fd6de0a
VK
349 }
350
cd6447b6
VK
351 for(i = 0; i < numDeleted; i++)
352 deleteDCObject(deleteList[i], false);
6fd6de0a
VK
353
354 unlockDciAccess();
cd6447b6 355 free(deleteList);
6fd6de0a
VK
356 }
357 else
358 {
b06436f4 359 lockDciAccess(false);
6fd6de0a
VK
360
361 for(int i = 0; i < m_dcObjects->size(); i++)
362 if (m_dcObjects->get(i)->getTemplateId() == dwTemplateId)
363 {
364 m_dcObjects->get(i)->setTemplateId(0, 0);
365 }
366
367 unlockDciAccess();
368 }
369}
370
371/**
372 * Get list of DCIs to be shown on performance tab
373 */
b368969c 374UINT32 DataCollectionTarget::getPerfTabDCIList(NXCPMessage *pMsg)
6fd6de0a 375{
b06436f4 376 lockDciAccess(false);
6fd6de0a 377
967893bb 378 UINT32 dwId = VID_SYSDCI_LIST_BASE, dwCount = 0;
6fd6de0a
VK
379 for(int i = 0; i < m_dcObjects->size(); i++)
380 {
381 DCObject *object = m_dcObjects->get(i);
1babf64d 382 if ((object->getPerfTabSettings() != NULL) &&
383 object->hasValue() &&
7e39d641
VK
384 (object->getStatus() == ITEM_STATUS_ACTIVE) &&
385 object->matchClusterResource())
6fd6de0a 386 {
b368969c
VK
387 pMsg->setField(dwId++, object->getId());
388 pMsg->setField(dwId++, object->getDescription());
389 pMsg->setField(dwId++, (WORD)object->getStatus());
390 pMsg->setField(dwId++, object->getPerfTabSettings());
391 pMsg->setField(dwId++, (WORD)object->getType());
392 pMsg->setField(dwId++, object->getTemplateItemId());
6d6599dc
VK
393 if (object->getType() == DCO_TYPE_ITEM)
394 {
b368969c 395 pMsg->setField(dwId++, ((DCItem *)object)->getInstance());
0719f017
VK
396 if ((object->getTemplateItemId() != 0) && (object->getTemplateId() == m_id))
397 {
398 // DCI created via instance discovery - send ID of root template item
399 // to allow UI to resolve double template case
400 // (template -> instance discovery item on node -> actual item on node)
401 DCObject *src = getDCObjectById(object->getTemplateItemId(), false);
402 pMsg->setField(dwId++, (src != NULL) ? src->getTemplateItemId() : 0);
403 dwId += 2;
404 }
405 else
406 {
407 dwId += 3;
408 }
6d6599dc
VK
409 }
410 else
411 {
412 dwId += 4;
413 }
6fd6de0a
VK
414 dwCount++;
415 }
416 }
b368969c 417 pMsg->setField(VID_NUM_ITEMS, dwCount);
6fd6de0a
VK
418
419 unlockDciAccess();
420 return RCC_SUCCESS;
421}
422
423/**
424 * Get threshold violation summary into NXCP message
425 */
b368969c 426UINT32 DataCollectionTarget::getThresholdSummary(NXCPMessage *msg, UINT32 baseId)
6fd6de0a 427{
967893bb 428 UINT32 varId = baseId;
6fd6de0a 429
b368969c 430 msg->setField(varId++, m_id);
967893bb
VK
431 UINT32 countId = varId++;
432 UINT32 count = 0;
6fd6de0a 433
b06436f4 434 lockDciAccess(false);
6fd6de0a
VK
435 for(int i = 0; i < m_dcObjects->size(); i++)
436 {
437 DCObject *object = m_dcObjects->get(i);
db091a1f 438 if (object->hasValue() && (object->getType() == DCO_TYPE_ITEM) && (object->getStatus() == ITEM_STATUS_ACTIVE))
6fd6de0a
VK
439 {
440 if (((DCItem *)object)->hasActiveThreshold())
441 {
4a435beb 442 ((DCItem *)object)->fillLastValueMessage(msg, varId);
6fd6de0a
VK
443 varId += 50;
444 count++;
445 }
446 }
447 }
448 unlockDciAccess();
b368969c 449 msg->setField(countId, count);
6fd6de0a
VK
450 return varId;
451}
452
453/**
454 * Process new DCI value
455 */
e63fca40 456bool DataCollectionTarget::processNewDCValue(DCObject *dco, time_t currTime, const void *value)
6fd6de0a 457{
76b42c1e 458 bool updateStatus;
76b42c1e 459 bool result = dco->processNewValue(currTime, value, &updateStatus);
76b42c1e 460 if (updateStatus)
cd68963b 461 {
462 calculateCompoundStatus(FALSE);
463 }
0156d6b2 464 return result;
6fd6de0a
VK
465}
466
467/**
468 * Check if data collection is disabled
469 */
470bool DataCollectionTarget::isDataCollectionDisabled()
471{
472 return false;
473}
474
475/**
476 * Put items which requires polling into the queue
477 */
478void DataCollectionTarget::queueItemsForPolling(Queue *pPollerQueue)
479{
db091a1f 480 if ((m_status == STATUS_UNMANAGED) || isDataCollectionDisabled() || m_isDeleted)
6fd6de0a
VK
481 return; // Do not collect data for unmanaged objects or if data collection is disabled
482
483 time_t currTime = time(NULL);
484
b06436f4 485 lockDciAccess(false);
6fd6de0a
VK
486 for(int i = 0; i < m_dcObjects->size(); i++)
487 {
488 DCObject *object = m_dcObjects->get(i);
489 if (object->isReadyForPolling(currTime))
490 {
491 object->setBusyFlag(TRUE);
21c9acce 492 incRefCount(); // Increment reference count for each queued DCI
19dbc8ef 493 pPollerQueue->put(object);
c42b4551 494 DbgPrintf(8, _T("DataCollectionTarget(%s)->QueueItemsForPolling(): item %d \"%s\" added to queue"), m_name, object->getId(), object->getName());
6fd6de0a
VK
495 }
496 }
497 unlockDciAccess();
498}
499
b8014eee
VK
500/**
501 * Get object from parameter
502 */
503NetObj *DataCollectionTarget::objectFromParameter(const TCHAR *param)
504{
505 TCHAR *eptr, arg[256];
506 AgentGetParameterArg(param, 1, arg, 256);
507 UINT32 objectId = _tcstoul(arg, &eptr, 0);
508 if (*eptr != 0)
509 {
510 // Argument is object's name
511 objectId = 0;
512 }
513
514 // Find child object with requested ID or name
515 NetObj *object = NULL;
db091a1f
VK
516 lockChildList(false);
517 for(int i = 0; i < m_childList->size(); i++)
b8014eee 518 {
db091a1f
VK
519 NetObj *curr = m_childList->get(i);
520 if (((objectId == 0) && (!_tcsicmp(curr->getName(), arg))) ||
521 (objectId == curr->getId()))
b8014eee 522 {
db091a1f 523 object = curr;
b8014eee
VK
524 break;
525 }
526 }
db091a1f 527 unlockChildList();
b8014eee
VK
528 return object;
529}
530
6fd6de0a
VK
531/**
532 * Get value for server's internal parameter
533 */
17b1ab4a 534UINT32 DataCollectionTarget::getInternalItem(const TCHAR *param, size_t bufSize, TCHAR *buffer)
6fd6de0a 535{
967893bb 536 UINT32 dwError = DCE_SUCCESS;
6fd6de0a 537
17b1ab4a 538 if (!_tcsicmp(param, _T("Status")))
6fd6de0a 539 {
db091a1f 540 _sntprintf(buffer, bufSize, _T("%d"), m_status);
6fd6de0a 541 }
1f925ee9 542 else if (!_tcsicmp(param, _T("Dummy")) || MatchString(_T("Dummy(*)"), param, FALSE))
6fd6de0a 543 {
17b1ab4a 544 _tcscpy(buffer, _T("0"));
6fd6de0a 545 }
17b1ab4a 546 else if (MatchString(_T("ChildStatus(*)"), param, FALSE))
6fd6de0a 547 {
b8014eee
VK
548 NetObj *object = objectFromParameter(param);
549 if (object != NULL)
6fd6de0a 550 {
db091a1f 551 _sntprintf(buffer, bufSize, _T("%d"), object->getStatus());
6fd6de0a
VK
552 }
553 else
554 {
555 dwError = DCE_NOT_SUPPORTED;
556 }
557 }
17b1ab4a 558 else if (MatchString(_T("ConditionStatus(*)"), param, FALSE))
6fd6de0a
VK
559 {
560 TCHAR *pEnd, szArg[256];
967893bb 561 UINT32 dwId;
6fd6de0a
VK
562 NetObj *pObject = NULL;
563
17b1ab4a 564 AgentGetParameterArg(param, 1, szArg, 256);
6fd6de0a
VK
565 dwId = _tcstoul(szArg, &pEnd, 0);
566 if (*pEnd == 0)
567 {
568 pObject = FindObjectById(dwId);
569 if (pObject != NULL)
c42b4551 570 if (pObject->getObjectClass() != OBJECT_CONDITION)
6fd6de0a
VK
571 pObject = NULL;
572 }
573 else
574 {
575 // Argument is object's name
576 pObject = FindObjectByName(szArg, OBJECT_CONDITION);
577 }
578
579 if (pObject != NULL)
580 {
c42b4551 581 if (pObject->isTrustedNode(m_id))
6fd6de0a 582 {
db091a1f 583 _sntprintf(buffer, bufSize, _T("%d"), pObject->getStatus());
6fd6de0a
VK
584 }
585 else
586 {
587 dwError = DCE_NOT_SUPPORTED;
588 }
589 }
590 else
591 {
592 dwError = DCE_NOT_SUPPORTED;
593 }
594 }
595 else
596 {
597 dwError = DCE_NOT_SUPPORTED;
598 }
599
600 return dwError;
601}
4a435beb 602
17b1ab4a
VK
603/**
604 * Get parameter value from NXSL script
605 */
606UINT32 DataCollectionTarget::getScriptItem(const TCHAR *param, size_t bufSize, TCHAR *buffer)
607{
608 TCHAR name[256];
609 nx_strncpy(name, param, 256);
610 Trim(name);
611
612 ObjectArray<NXSL_Value> args(16, 16, false);
613
614 // Can be in form parameter(arg1, arg2, ... argN)
615 TCHAR *p = _tcschr(name, _T('('));
616 if (p != NULL)
617 {
618 if (name[_tcslen(name) - 1] != _T(')'))
619 return DCE_NOT_SUPPORTED;
620 name[_tcslen(name) - 1] = 0;
621
8dd5537c 622 if (!ParseValueList(&p, args))
17b1ab4a 623 {
30b8d6c7 624 // argument parsing error
8dd5537c 625 args.clear();
30b8d6c7
VK
626 return DCE_NOT_SUPPORTED;
627 }
17b1ab4a
VK
628 }
629
630 UINT32 rc = DCE_NOT_SUPPORTED;
631 NXSL_VM *vm = g_pScriptLibrary->createVM(name, new NXSL_ServerEnv);
632 if (vm != NULL)
633 {
297a88eb 634 vm->setGlobalVariable(_T("$object"), createNXSLObject());
c42b4551 635 if (getObjectClass() == OBJECT_NODE)
17b1ab4a
VK
636 {
637 vm->setGlobalVariable(_T("$node"), new NXSL_Value(new NXSL_Object(&g_nxslNodeClass, this)));
638 }
c42b4551 639 vm->setGlobalVariable(_T("$isCluster"), new NXSL_Value((getObjectClass() == OBJECT_CLUSTER) ? 1 : 0));
17b1ab4a
VK
640 if (vm->run(&args))
641 {
642 NXSL_Value *value = vm->getResult();
8fff1d39
VK
643 if (value->isNull())
644 {
645 // NULL value is an error indicator
646 rc = DCE_COMM_ERROR;
647 }
648 else
649 {
650 const TCHAR *dciValue = value->getValueAsCString();
651 nx_strncpy(buffer, CHECK_NULL_EX(dciValue), bufSize);
652 rc = DCE_SUCCESS;
653 }
17b1ab4a
VK
654 }
655 else
656 {
c42b4551
VK
657 DbgPrintf(4, _T("DataCollectionTarget(%s)->getScriptItem(%s): Script execution error: %s"), m_name, param, vm->getErrorText());
658 PostEvent(EVENT_SCRIPT_ERROR, g_dwMgmtNode, "ssd", name, vm->getErrorText(), m_id);
17b1ab4a
VK
659 rc = DCE_COMM_ERROR;
660 }
661 delete vm;
662 }
663 else
664 {
665 args.setOwner(true);
666 }
c42b4551 667 DbgPrintf(7, _T("DataCollectionTarget(%s)->getScriptItem(%s): rc=%d"), m_name, param, rc);
17b1ab4a
VK
668 return rc;
669}
670
d32e7ef1
VK
671/**
672 * Get list from library script
673 */
674UINT32 DataCollectionTarget::getListFromScript(const TCHAR *param, StringList **list)
675{
676 TCHAR name[256];
677 nx_strncpy(name, param, 256);
678 Trim(name);
679
680 ObjectArray<NXSL_Value> args(16, 16, false);
681
682 // Can be in form parameter(arg1, arg2, ... argN)
683 TCHAR *p = _tcschr(name, _T('('));
684 if (p != NULL)
685 {
686 if (name[_tcslen(name) - 1] != _T(')'))
687 return DCE_NOT_SUPPORTED;
688 name[_tcslen(name) - 1] = 0;
689
690 if (!ParseValueList(&p, args))
691 {
692 // argument parsing error
693 args.clear();
694 return DCE_NOT_SUPPORTED;
695 }
696 }
697
698 UINT32 rc = DCE_NOT_SUPPORTED;
699 NXSL_VM *vm = g_pScriptLibrary->createVM(name, new NXSL_ServerEnv);
700 if (vm != NULL)
701 {
297a88eb 702 vm->setGlobalVariable(_T("$object"), createNXSLObject());
d32e7ef1
VK
703 if (getObjectClass() == OBJECT_NODE)
704 {
705 vm->setGlobalVariable(_T("$node"), new NXSL_Value(new NXSL_Object(&g_nxslNodeClass, this)));
706 }
707 vm->setGlobalVariable(_T("$isCluster"), new NXSL_Value((getObjectClass() == OBJECT_CLUSTER) ? 1 : 0));
708 if (vm->run(&args))
709 {
8fff1d39 710 rc = DCE_SUCCESS;
d32e7ef1
VK
711 NXSL_Value *value = vm->getResult();
712 if (value->isArray())
713 {
714 *list = value->getValueAsArray()->toStringList();
715 }
716 else if (value->isString())
717 {
718 *list = new StringList;
719 (*list)->add(value->getValueAsCString());
720 }
8fff1d39
VK
721 else if (value->isNull())
722 {
723 rc = DCE_COMM_ERROR;
724 }
d32e7ef1
VK
725 else
726 {
727 *list = new StringList;
728 }
d32e7ef1
VK
729 }
730 else
731 {
732 DbgPrintf(4, _T("DataCollectionTarget(%s)->getListFromScript(%s): Script execution error: %s"), m_name, param, vm->getErrorText());
733 PostEvent(EVENT_SCRIPT_ERROR, g_dwMgmtNode, "ssd", name, vm->getErrorText(), m_id);
734 rc = DCE_COMM_ERROR;
735 }
736 delete vm;
737 }
738 else
739 {
740 args.setOwner(true);
741 DbgPrintf(4, _T("DataCollectionTarget(%s)->getListFromScript(%s): script \"%s\" not found"), m_name, param, name);
742 }
743 DbgPrintf(7, _T("DataCollectionTarget(%s)->getListFromScript(%s): rc=%d"), m_name, param, rc);
744 return rc;
745}
746
4a435beb
VK
747/**
748 * Get last (current) DCI values for summary table.
749 */
2852ef09 750void DataCollectionTarget::getDciValuesSummary(SummaryTable *tableDefinition, Table *tableData)
4a435beb 751{
914580f5
VK
752 int offset = tableDefinition->isMultiInstance() ? 2 : 1;
753 int baseRow = tableData->getNumRows();
4a435beb 754 bool rowAdded = false;
b06436f4 755 lockDciAccess(false);
4a435beb
VK
756 for(int i = 0; i < tableDefinition->getNumColumns(); i++)
757 {
758 SummaryTableColumn *tc = tableDefinition->getColumn(i);
759 for(int j = 0; j < m_dcObjects->size(); j++)
760 {
761 DCObject *object = m_dcObjects->get(j);
1babf64d 762 if ((object->getType() == DCO_TYPE_ITEM) && object->hasValue() &&
c83f6449 763 (object->getStatus() == ITEM_STATUS_ACTIVE) &&
1babf64d 764 ((tc->m_flags & COLUMN_DEFINITION_REGEXP_MATCH) ?
2da939ac
VK
765 RegexpMatch(object->getName(), tc->m_dciName, FALSE) :
766 !_tcsicmp(object->getName(), tc->m_dciName)
767 ))
4a435beb 768 {
914580f5
VK
769 int row;
770 if (tableDefinition->isMultiInstance())
4a435beb 771 {
914580f5
VK
772 // Find instance
773 const TCHAR *instance = ((DCItem *)object)->getInstance();
774 for(row = baseRow; row < tableData->getNumRows(); row++)
775 {
776 const TCHAR *v = tableData->getAsString(row, 1);
777 if (!_tcscmp(CHECK_NULL_EX(v), instance))
778 break;
779 }
780 if (row == tableData->getNumRows())
781 {
782 tableData->addRow();
783 tableData->set(0, m_name);
784 tableData->set(1, instance);
785 tableData->setObjectId(tableData->getNumRows() - 1, m_id);
786 }
4a435beb 787 }
914580f5
VK
788 else
789 {
790 if (!rowAdded)
791 {
792 tableData->addRow();
793 tableData->set(0, m_name);
794 tableData->setObjectId(tableData->getNumRows() - 1, m_id);
795 rowAdded = true;
796 }
797 row = tableData->getNumRows() - 1;
798 }
799 tableData->setStatusAt(row, i + offset, ((DCItem *)object)->getThresholdSeverity());
43666be9 800 tableData->setCellObjectIdAt(row, i + offset, object->getId());
914580f5 801 tableData->getColumnDefinitions()->get(i + offset)->setDataType(((DCItem *)object)->getDataType());
2852ef09
VK
802 if (tableDefinition->getAggregationFunction() == F_LAST)
803 {
914580f5 804 tableData->setAt(row, i + offset, ((DCItem *)object)->getLastValue());
2852ef09
VK
805 }
806 else
807 {
e83d726c 808 tableData->setAt(row, i + offset,
2852ef09 809 ((DCItem *)object)->getAggregateValue(
e83d726c 810 tableDefinition->getAggregationFunction(),
811 tableDefinition->getPeriodStart(),
2852ef09
VK
812 tableDefinition->getPeriodEnd()));
813 }
914580f5
VK
814
815 if (!tableDefinition->isMultiInstance())
816 break;
4a435beb
VK
817 }
818 }
819 }
820 unlockDciAccess();
821}
d1730ccf
VK
822
823/**
824 * Must return true if object is a possible event source
825 */
826bool DataCollectionTarget::isEventSource()
827{
828 return true;
829}
cd68963b 830
831/**
832 * Returns most critical status of DCI used for
833 * status calculation
834 */
835int DataCollectionTarget::getMostCriticalDCIStatus()
836{
837 int status = -1;
838 lockDciAccess(false);
cd68963b 839 for(int i = 0; i < m_dcObjects->size(); i++)
840 {
841 DCObject *curr = m_dcObjects->get(i);
842 if (curr->isStatusDCO() && (curr->getType() == DCO_TYPE_ITEM) &&
843 curr->hasValue() && (curr->getStatus() == ITEM_STATUS_ACTIVE))
844 {
c42b4551 845 if (getObjectClass() == OBJECT_CLUSTER && !curr->isAggregateOnCluster())
c2aa1707 846 continue; // Calculated only on those that are agregated on cluster
cd68963b 847
848 ItemValue *value = ((DCItem *)curr)->getInternalLastValue();
c2aa1707 849 if (value != NULL && (INT32)*value >= STATUS_NORMAL && (INT32)*value <= STATUS_CRITICAL)
cd68963b 850 status = max(status, (INT32)*value);
851 delete value;
852 }
853 }
854 unlockDciAccess();
c2aa1707 855 return (status == -1) ? STATUS_UNKNOWN : status;
cd68963b 856}
f94d5259
VK
857
858/**
859 * Calculate compound status
860 */
861void DataCollectionTarget::calculateCompoundStatus(BOOL bForcedRecalc)
862{
863 NetObj::calculateCompoundStatus(bForcedRecalc);
864}
ebb2dc70
VK
865
866/**
867 * Returns last ping time
868 */
869UINT32 DataCollectionTarget::getPingTime()
870{
871 if ((time(NULL) - m_pingLastTimeStamp) > g_dwStatusPollingInterval)
872 {
873 updatePingData();
874 DbgPrintf(7, _T("DataCollectionTarget::getPingTime: update ping time is required! Last ping time %d."), m_pingLastTimeStamp);
875 }
876 return m_pingTime;
877}
878
879/**
880 * Update ping data
881 */
882void DataCollectionTarget::updatePingData()
883{
884 m_pingLastTimeStamp = 0;
885 m_pingTime = PING_TIME_TIMEOUT;
886}
7e18667a
VK
887
888/**
889 * Enter maintenance mode
890 */
891void DataCollectionTarget::enterMaintenanceMode()
892{
893 DbgPrintf(4, _T("Entering maintenance mode for %s [%d]"), m_name, m_id);
894 UINT64 eventId = PostEvent2(EVENT_MAINTENANCE_MODE_ENTERED, m_id, NULL);
895 lockProperties();
896 m_maintenanceMode = true;
897 m_maintenanceEventId = eventId;
01be5c8b 898 setModified();
7e18667a
VK
899 unlockProperties();
900}
901
902/**
903 * Leave maintenance mode
904 */
905void DataCollectionTarget::leaveMaintenanceMode()
906{
907 DbgPrintf(4, _T("Leaving maintenance mode for %s [%d]"), m_name, m_id);
908 PostEvent(EVENT_MAINTENANCE_MODE_LEFT, m_id, NULL);
909 lockProperties();
910 m_maintenanceMode = false;
911 m_maintenanceEventId = 0;
01be5c8b 912 setModified();
7e18667a
VK
913 unlockProperties();
914}
77b2c6de
VK
915
916/**
917 * Update cache size for given data collection item
918 */
919void DataCollectionTarget::updateDCItemCacheSize(UINT32 dciId, UINT32 conditionId)
920{
921 lockDciAccess(false);
922 DCObject *dci = getDCObjectById(dciId, false);
923 if ((dci != NULL) && (dci->getType() == DCO_TYPE_ITEM))
924 {
925 ((DCItem *)dci)->updateCacheSize(conditionId);
926 }
927 unlockDciAccess();
928}
db091a1f
VK
929
930/**
931 * Returns true if object is data collection target
932 */
933bool DataCollectionTarget::isDataCollectionTarget()
934{
935 return true;
936}
46e2b370
VK
937
938/**
939 * Add data collection element to proxy info structure
940 */
941void DataCollectionTarget::addProxyDataCollectionElement(ProxyInfo *info, const DCObject *dco)
942{
943 info->msg->setField(info->fieldId++, dco->getId());
944 info->msg->setField(info->fieldId++, (INT16)dco->getType());
945 info->msg->setField(info->fieldId++, (INT16)dco->getDataSource());
946 info->msg->setField(info->fieldId++, dco->getName());
947 info->msg->setField(info->fieldId++, (INT32)dco->getEffectivePollingInterval());
948 info->msg->setFieldFromTime(info->fieldId++, dco->getLastPollTime());
949 info->msg->setField(info->fieldId++, m_guid);
950 info->msg->setField(info->fieldId++, dco->getSnmpPort());
951 if (dco->getType() == DCO_TYPE_ITEM)
952 info->msg->setField(info->fieldId++, ((DCItem *)dco)->getSnmpRawValueType());
953 else
954 info->msg->setField(info->fieldId++, (INT16)0);
955 info->fieldId += 1;
956 info->count++;
957}
958
959/**
960 * Add SNMP target to proxy info structure
961 */
962void DataCollectionTarget::addProxySnmpTarget(ProxyInfo *info, const Node *node)
963{
964 info->msg->setField(info->nodeInfoFieldId++, m_guid);
965 info->msg->setField(info->nodeInfoFieldId++, node->getIpAddress());
966 info->msg->setField(info->nodeInfoFieldId++, node->getSNMPVersion());
967 info->msg->setField(info->nodeInfoFieldId++, node->getSNMPPort());
968 SNMP_SecurityContext *snmpSecurity = node->getSnmpSecurityContext();
969 info->msg->setField(info->nodeInfoFieldId++, (INT16)snmpSecurity->getAuthMethod());
970 info->msg->setField(info->nodeInfoFieldId++, (INT16)snmpSecurity->getPrivMethod());
971 info->msg->setFieldFromMBString(info->nodeInfoFieldId++, snmpSecurity->getUser());
972 info->msg->setFieldFromMBString(info->nodeInfoFieldId++, snmpSecurity->getAuthPassword());
973 info->msg->setFieldFromMBString(info->nodeInfoFieldId++, snmpSecurity->getPrivPassword());
974 delete snmpSecurity;
975 info->nodeInfoFieldId += 41;
976 info->nodeInfoCount++;
977}
978
979/**
980 * Collect info for SNMP proxy and DCI source (proxy) nodes
981 * Default implementation adds only agent based DCIs with source node set to requesting node
982 */
983void DataCollectionTarget::collectProxyInfo(ProxyInfo *info)
984{
985 lockDciAccess(false);
986 for(int i = 0; i < m_dcObjects->size(); i++)
987 {
988 DCObject *dco = m_dcObjects->get(i);
989 if (dco->getStatus() == ITEM_STATUS_DISABLED)
990 continue;
991
992 if ((dco->getDataSource() == DS_NATIVE_AGENT) && (dco->getSourceNode() == info->proxyId) &&
993 dco->hasValue() && (dco->getAgentCacheMode() == AGENT_CACHE_ON))
994 {
995 addProxyDataCollectionElement(info, dco);
996 }
997 }
998 unlockDciAccess();
999}
1000
1001/**
1002 * Callback for colecting proxied SNMP DCIs
1003 */
1004void DataCollectionTarget::collectProxyInfoCallback(NetObj *object, void *data)
1005{
1006 ((DataCollectionTarget *)object)->collectProxyInfo((ProxyInfo *)data);
1007}
1008
1009/**
1010 * Get effective source node for given data collection object
1011 */
1012UINT32 DataCollectionTarget::getEffectiveSourceNode(DCObject *dco)
1013{
1014 return dco->getSourceNode();
1015}