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|
<?php
/*
** Zabbix
** Copyright (C) 2001-2014 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
/**
* Class to perform low level http tests related actions.
*/
class CHttpTestManager {
const ITEM_HISTORY = 30;
const ITEM_TRENDS = 90;
/**
* Changed steps names.
* array(
* testid1 => array(nameold1 => namenew1, nameold2 => namenew2),
* ...
* )
*
* @var array
*/
protected $changedSteps = array();
/**
* Map of parent http test id to child http test id.
*
* @var array
*/
protected $httpTestParents = array();
/**
* Save http test to db.
*
* @param array $httpTests
*
* @return array
*/
public function persist(array $httpTests) {
$this->changedSteps = $this->findChangedStepNames($httpTests);
$httpTests = $this->save($httpTests);
$this->inherit($httpTests);
return $httpTests;
}
/**
* Find steps where name was changed.
*
* @return array
*/
protected function findChangedStepNames(array $httpTests) {
$httpSteps = array();
$result = array();
foreach ($httpTests as $httpTest) {
if (isset($httpTest['httptestid']) && isset($httpTest['steps'])) {
foreach ($httpTest['steps'] as $step) {
if (isset($step['httpstepid']) && isset($step['name'])) {
$httpSteps[$step['httpstepid']] = $step['name'];
}
}
}
}
if (!empty($httpSteps)) {
$dbCursor = DBselect(
'SELECT hs.httpstepid,hs.httptestid,hs.name'.
' FROM httpstep hs'.
' WHERE '.dbConditionInt('hs.httpstepid', array_keys($httpSteps))
);
while ($dbStep = DBfetch($dbCursor)) {
if ($httpSteps[$dbStep['httpstepid']] != $dbStep['name']) {
$result[$dbStep['httptestid']][$httpSteps[$dbStep['httpstepid']]] = $dbStep['name'];
}
}
}
return $result;
}
/**
* Create new http tests.
*
* @param array $httpTests
*
* @return array
*/
public function create(array $httpTests) {
$httpTestIds = DB::insert('httptest', $httpTests);
foreach ($httpTests as $hnum => $httpTest) {
$httpTests[$hnum]['httptestid'] = $httpTestIds[$hnum];
$httpTest['httptestid'] = $httpTestIds[$hnum];
$this->createHttpTestItems($httpTest);
$this->createStepsReal($httpTest, $httpTest['steps']);
}
// TODO: REMOVE info
$dbCursor = DBselect(
'SELECT ht.name,h.name AS hostname'.
' FROM httptest ht'.
' INNER JOIN hosts h ON ht.hostid=h.hostid'.
' WHERE '.dbConditionInt('ht.httptestid', zbx_objectValues($httpTests, 'httptestid'))
);
while ($httpTest = DBfetch($dbCursor)) {
info(_s('Created: Web scenario "%1$s" on "%2$s".', $httpTest['name'], $httpTest['hostname']));
}
return $httpTests;
}
/**
* Update http tests.
*
* @param array $httpTests
*
* @return array
*/
public function update(array $httpTests) {
$httpTestIds = zbx_objectValues($httpTests, 'httptestid');
$dbHttpTest = API::HttpTest()->get(array(
'output' => API_OUTPUT_EXTEND,
'httptestids' => $httpTestIds,
'selectSteps' => API_OUTPUT_EXTEND,
'editable' => true,
'preservekeys' => true
));
$deleteStepItemIds = array();
foreach ($httpTests as $httpTest) {
DB::update('httptest', array(
'values' => $httpTest,
'where' => array('httptestid' => $httpTest['httptestid'])
));
$checkItemsUpdate = $updateFields = array();
$itemids = array();
$dbCheckItems = DBselect(
'SELECT i.itemid,hi.type'.
' FROM items i,httptestitem hi'.
' WHERE hi.httptestid='.zbx_dbstr($httpTest['httptestid']).
' AND hi.itemid=i.itemid'
);
while ($checkitem = DBfetch($dbCheckItems)) {
$itemids[] = $checkitem['itemid'];
if (isset($httpTest['name'])) {
$updateFields['key_'] = $this->getTestKey($checkitem['type'], $httpTest['name']);
}
if (isset($httpTest['status'])) {
$updateFields['status'] = (HTTPTEST_STATUS_ACTIVE == $httpTest['status']) ? ITEM_STATUS_ACTIVE : ITEM_STATUS_DISABLED;
}
if (isset($httpTest['delay'])) {
$updateFields['delay'] = $httpTest['delay'];
}
if (!empty($updateFields)) {
$checkItemsUpdate[] = array(
'values' => $updateFields,
'where' => array('itemid' => $checkitem['itemid'])
);
}
}
DB::update('items', $checkItemsUpdate);
if (isset($httpTest['applicationid'])) {
$this->updateItemsApplications($itemids, $httpTest['applicationid']);
}
// update steps
if (isset($httpTest['steps'])) {
$stepsCreate = $stepsUpdate = array();
$dbSteps = zbx_toHash($dbHttpTest[$httpTest['httptestid']]['steps'], 'httpstepid');
foreach ($httpTest['steps'] as $webstep) {
if (isset($webstep['httpstepid']) && isset($dbSteps[$webstep['httpstepid']])) {
$stepsUpdate[] = $webstep;
unset($dbSteps[$webstep['httpstepid']]);
}
elseif (!isset($webstep['httpstepid'])) {
$stepsCreate[] = $webstep;
}
}
$stepidsDelete = array_keys($dbSteps);
if (!empty($stepidsDelete)) {
$result = DBselect(
'SELECT hi.itemid FROM httpstepitem hi WHERE '.dbConditionInt('hi.httpstepid', $stepidsDelete)
);
foreach (DBfetchColumn($result, 'itemid') as $itemId) {
$deleteStepItemIds[] = $itemId;
}
DB::delete('httpstep', array('httpstepid' => $stepidsDelete));
}
if (!empty($stepsUpdate)) {
$this->updateStepsReal($httpTest, $stepsUpdate);
}
if (!empty($stepsCreate)) {
$this->createStepsReal($httpTest, $stepsCreate);
}
}
else {
if (isset($httpTest['applicationid'])) {
$dbStepIds = DBfetchColumn(DBselect(
'SELECT i.itemid'.
' FROM items i'.
' INNER JOIN httpstepitem hi ON hi.itemid=i.itemid'.
' WHERE '.dbConditionInt('hi.httpstepid', zbx_objectValues($dbHttpTest[$httpTest['httptestid']]['steps'], 'httpstepid')))
, 'itemid'
);
$this->updateItemsApplications($dbStepIds, $httpTest['applicationid']);
}
if (isset($httpTest['status'])) {
$status = ($httpTest['status'] == HTTPTEST_STATUS_ACTIVE) ? ITEM_STATUS_ACTIVE : ITEM_STATUS_DISABLED;
$itemIds = DBfetchColumn(DBselect(
'SELECT hsi.itemid'.
' FROM httpstep hs,httpstepitem hsi'.
' WHERE hs.httpstepid=hsi.httpstepid'.
' AND hs.httptestid='.zbx_dbstr($httpTest['httptestid'])
), 'itemid');
DB::update('items', array(
'values' => array('status' => $status),
'where' => array('itemid' => $itemIds)
));
}
}
}
if ($deleteStepItemIds) {
API::Item()->delete($deleteStepItemIds, true);
}
// TODO: REMOVE info
$dbCursor = DBselect(
'SELECT ht.name,h.name AS hostname'.
' FROM httptest ht'.
' INNER JOIN hosts h ON ht.hostid=h.hostid'.
' WHERE '.dbConditionInt('ht.httptestid', zbx_objectValues($httpTests, 'httptestid'))
);
while ($httpTest = DBfetch($dbCursor)) {
info(_s('Updated: Web scenario "%1$s" on "%2$s".', $httpTest['name'], $httpTest['hostname']));
}
return $httpTests;
}
/**
* Link http tests in template to hosts.
*
* @param $templateId
* @param $hostIds
*/
public function link($templateId, $hostIds) {
$hostIds = zbx_toArray($hostIds);
$httpTests = array();
$dbCursor = DBselect(
'SELECT ht.httptestid,ht.name,ht.applicationid,ht.delay,ht.status,ht.variables,ht.agent,'.
'ht.authentication,ht.http_user,ht.http_password,ht.hostid,ht.templateid'.
' FROM httptest ht'.
' WHERE ht.hostid='.zbx_dbstr($templateId)
);
while ($dbHttpTest = DBfetch($dbCursor)) {
$httpTests[$dbHttpTest['httptestid']] = $dbHttpTest;
}
$dbCursor = DBselect(
'SELECT hs.httpstepid,hs.httptestid,hs.name,hs.no,hs.url,hs.timeout,hs.posts,hs.variables,hs.required,hs.status_codes'.
' FROM httpstep hs'.
' WHERE '.dbConditionInt('hs.httptestid', array_keys($httpTests))
);
while ($dbHttpStep = DBfetch($dbCursor)) {
$httpTests[$dbHttpStep['httptestid']]['steps'][] = $dbHttpStep;
}
$this->inherit($httpTests, $hostIds);
}
/**
* Inherit passed http tests to hosts.
* If $hostIds is empty that means that we need to inherit all $httpTests to hosts which are linked to templates
* where $httpTests belong.
* *
* @param array $httpTests
* @param array $hostIds
*
* @return bool
*/
public function inherit(array $httpTests, array $hostIds = array()) {
$hostsTemaplatesMap = $this->getChildHostsFromHttpTests($httpTests, $hostIds);
if (empty($hostsTemaplatesMap)) {
return true;
}
$preparedHttpTests = $this->prepareInheritedHttpTests($httpTests, $hostsTemaplatesMap);
$inheritedHttpTests = $this->save($preparedHttpTests);
$this->inherit($inheritedHttpTests);
return true;
}
/**
* Get array with hosts that are linked with templates which passed http tests belong to as key and templateid that host
* is linked to as value.
* If second parameter $hostIds is not empty, result should contain only passed host ids.
*
* @param array $httpTests
* @param array $hostIds
*
* @return array
*/
protected function getChildHostsFromHttpTests(array $httpTests, array $hostIds = array()) {
$hostsTemaplatesMap = array();
$sqlWhere = $hostIds ? ' AND '.dbConditionInt('ht.hostid', $hostIds) : '';
$dbCursor = DBselect(
'SELECT ht.templateid,ht.hostid'.
' FROM hosts_templates ht'.
' WHERE '.dbConditionInt('ht.templateid', zbx_objectValues($httpTests, 'hostid')).
$sqlWhere
);
while ($dbHost = DBfetch($dbCursor)) {
$hostsTemaplatesMap[$dbHost['hostid']] = $dbHost['templateid'];
}
return $hostsTemaplatesMap;
}
/**
* Generate http tests data for inheritance.
* Using passed parameters decide if new http tests must be created on host or existing ones must be updated.
*
* @param array $httpTests which we need to inherit
* @param array $hostsTemaplatesMap
*
* @throws Exception
* @return array with http tests, existing apps have 'httptestid' key.
*/
protected function prepareInheritedHttpTests(array $httpTests, array $hostsTemaplatesMap) {
$hostHttpTests = $this->getHttpTestsMapsByHostIds(array_keys($hostsTemaplatesMap));
$result = array();
foreach ($httpTests as $httpTest) {
$httpTestId = $httpTest['httptestid'];
foreach ($hostHttpTests as $hostId => $hostHttpTest) {
// if http test template is not linked to host we skip it
if ($hostsTemaplatesMap[$hostId] != $httpTest['hostid']) {
continue;
}
$exHttpTest = null;
// update by templateid
if (isset($hostHttpTest['byTemplateId'][$httpTestId])) {
$exHttpTest = $hostHttpTest['byTemplateId'][$httpTestId];
// need to check templateid here too in case we update linked http test to name that already exists on linked host
if (isset($httpTest['name']) && isset($hostHttpTest['byName'][$httpTest['name']])
&& !idcmp($exHttpTest['templateid'], $hostHttpTest['byName'][$httpTest['name']]['templateid'])) {
$host = DBfetch(DBselect('SELECT h.name FROM hosts h WHERE h.hostid='.zbx_dbstr($hostId)));
throw new Exception(_s('Web scenario "%1$s" already exists on host "%2$s".', $exHttpTest['name'], $host['name']));
}
}
// update by name
else if (isset($hostHttpTest['byName'][$httpTest['name']])) {
$exHttpTest = $hostHttpTest['byName'][$httpTest['name']];
if ($exHttpTest['templateid'] > 0 || !$this->compareHttpSteps($httpTest, $exHttpTest)) {
$host = DBfetch(DBselect('SELECT h.name FROM hosts h WHERE h.hostid='.zbx_dbstr($hostId)));
throw new Exception(_s('Web scenario "%1$s" already exists on host "%2$s".', $exHttpTest['name'], $host['name']));
}
$this->createLinkageBetweenHttpTests($httpTestId, $exHttpTest['httptestid']);
continue;
}
$newHttpTest = $httpTest;
$newHttpTest['hostid'] = $hostId;
$newHttpTest['templateid'] = $httpTestId;
if ($exHttpTest) {
$newHttpTest['httptestid'] = $exHttpTest['httptestid'];
$this->setHttpTestParent($exHttpTest['httptestid'], $httpTestId);
if (isset($newHttpTest['steps'])) {
$newHttpTest['steps'] = $this->prepareHttpSteps($httpTest['steps'], $exHttpTest['httptestid']);
}
}
else {
unset($newHttpTest['httptestid']);
}
if (!empty($newHttpTest['applicationid'])) {
$newHttpTest['applicationid'] = $this->findChildApplication($newHttpTest['applicationid'], $hostId);
}
$result[] = $newHttpTest;
}
}
return $result;
}
/**
* Create linkage between two http tests.
* If we found existing http test by name and steps, we only add linkage, i.e. change templateid
*
* @param $parentId
* @param $childId
*/
protected function createLinkageBetweenHttpTests($parentId, $childId) {
DB::update('httptest', array(
'values' => array('templateid' => $parentId),
'where' => array('httptestid' => $childId)
));
$dbCursor = DBselect(
'SELECT i1.itemid AS parentId,i2.itemid AS childId'.
' FROM httptestitem hti1,httptestitem hti2,items i1,items i2'.
' WHERE hti1.httptestid='.zbx_dbstr($parentId).
' AND hti2.httptestid='.zbx_dbstr($childId).
' AND hti1.itemid=i1.itemid'.
' AND hti2.itemid=i2.itemid'.
' AND i1.key_=i2.key_'
);
while ($dbItems = DBfetch($dbCursor)) {
DB::update('items', array(
'values' => array('templateid' => $dbItems['parentId']),
'where' => array('itemid' => $dbItems['childId'])
));
}
$dbCursor = DBselect(
'SELECT i1.itemid AS parentId,i2.itemid AS childId'.
' FROM httpstepitem hsi1,httpstepitem hsi2,httpstep hs1,httpstep hs2,items i1,items i2'.
' WHERE hs1.httptestid='.zbx_dbstr($parentId).
' AND hs2.httptestid='.zbx_dbstr($childId).
' AND hsi1.itemid=i1.itemid'.
' AND hsi2.itemid=i2.itemid'.
' AND hs1.httpstepid=hsi1.httpstepid'.
' AND hs2.httpstepid=hsi2.httpstepid'.
' AND i1.key_=i2.key_'
);
while ($dbItems = DBfetch($dbCursor)) {
DB::update('items', array(
'values' => array('templateid' => $dbItems['parentId']),
'where' => array('itemid' => $dbItems['childId'])
));
}
}
/**
* Find application with same name on given host.
*
* @param $parentAppId
* @param $childHostId
*
* @return string
*/
protected function findChildApplication($parentAppId, $childHostId) {
$childAppId = DBfetch(DBselect(
'SELECT a2.applicationid'.
' FROM applications a1'.
' INNER JOIN applications a2 ON a1.name=a2.name'.
' WHERE a1.applicationid='.zbx_dbstr($parentAppId).
' AND a2.hostid='.zbx_dbstr($childHostId))
);
return $childAppId['applicationid'];
}
/**
* Find and set first parent id for http test.
*
* @param $id
* @param $parentId
*/
protected function setHttpTestParent($id, $parentId) {
while (isset($this->httpTestParents[$parentId])) {
$parentId = $this->httpTestParents[$parentId];
}
$this->httpTestParents[$id] = $parentId;
}
/**
* Get hosts http tests for each passed hosts.
* Each host has two hashes with http tests, one with name keys other with templateid keys.
*
* Resulting structure is:
* array(
* 'hostid1' => array(
* 'byName' => array(ht1data, ht2data, ...),
* 'nyTemplateId' => array(ht1data, ht2data, ...)
* ), ...
* );
*
* @param array $hostIds
*
* @return array
*/
protected function getHttpTestsMapsByHostIds(array $hostIds) {
$hostHttpTests = array();
foreach ($hostIds as $hostid) {
$hostHttpTests[$hostid] = array('byName' => array(), 'byTemplateId' => array());
}
$dbCursor = DBselect(
'SELECT ht.httptestid,ht.name,ht.hostid,ht.templateid'.
' FROM httptest ht'.
' WHERE '.dbConditionInt('ht.hostid', $hostIds)
);
while ($dbHttpTest = DBfetch($dbCursor)) {
$hostHttpTests[$dbHttpTest['hostid']]['byName'][$dbHttpTest['name']] = $dbHttpTest;
if ($dbHttpTest['templateid']) {
$hostHttpTests[$dbHttpTest['hostid']]['byTemplateId'][$dbHttpTest['templateid']] = $dbHttpTest;
}
}
return $hostHttpTests;
}
/**
* Compare steps for http tests.
*
* @param array $httpTest steps must be included under 'steps'
* @param array $exHttpTest
*
* @return bool
*/
protected function compareHttpSteps(array $httpTest, array $exHttpTest) {
$firstHash = $secondHash = '';
foreach ($httpTest['steps'] as $step) {
$firstHash .= $step['no'].$step['name'];
}
$dbCursor = DBselect(
'SELECT hs.name,hs.no'.
' FROM httpstep hs'.
' WHERE hs.httptestid='.zbx_dbstr($exHttpTest['httptestid']).
' ORDER BY hs.no'
);
while ($dbHttpStep = DBfetch($dbCursor)) {
$secondHash .= $dbHttpStep['no'].$dbHttpStep['name'];
}
return $firstHash == $secondHash;
}
/**
* Save http tests. If http test has httptestid it gets updated otherwise a new one is created.
*
* @param array $httpTests
*
* @return array
*/
protected function save(array $httpTests) {
$httpTestsCreate = array();
$httpTestsUpdate = array();
foreach ($httpTests as $httpTest) {
if (isset($httpTest['httptestid'])) {
$httpTestsUpdate[] = $httpTest;
}
else {
$httpTestsCreate[] = $httpTest;
}
}
if (!empty($httpTestsCreate)) {
$newHttpTests = $this->create($httpTestsCreate, true);
foreach ($newHttpTests as $num => $newHttpTest) {
$httpTests[$num]['httptestid'] = $newHttpTest['httptestid'];
}
}
if (!empty($httpTestsUpdate)) {
$this->update($httpTestsUpdate);
}
return $httpTests;
}
/**
* @param array $steps
* @param $exHttpTestId
*
* @return array
*/
protected function prepareHttpSteps(array $steps, $exHttpTestId) {
$exSteps = array();
$dbCursor = DBselect(
'SELECT hs.httpstepid,hs.name'.
' FROM httpstep hs'.
' WHERE hs.httptestid='.zbx_dbstr($exHttpTestId)
);
while ($dbHttpStep = DBfetch($dbCursor)) {
$exSteps[$dbHttpStep['name']] = $dbHttpStep['httpstepid'];
}
$result = array();
foreach ($steps as $step) {
$parentTestId = $this->httpTestParents[$exHttpTestId];
if (isset($this->changedSteps[$parentTestId][$step['name']])) {
$stepName = $this->changedSteps[$parentTestId][$step['name']];
}
else {
$stepName = $step['name'];
}
if (isset($exSteps[$stepName])) {
$step['httpstepid'] = $exSteps[$stepName];
$step['httptestid'] = $exHttpTestId;
}
$result[] = $step;
}
return $result;
}
/**
* Create items required for web scenario.
*
* @param array $httpTest
*
* @throws Exception
*/
protected function createHttpTestItems(array $httpTest) {
$checkitems = array(
array(
'name' => 'Download speed for scenario "$1".',
'key_' => $this->getTestKey(HTTPSTEP_ITEM_TYPE_IN, $httpTest['name']),
'value_type' => ITEM_VALUE_TYPE_FLOAT,
'units' => 'Bps',
'httptestitemtype' => HTTPSTEP_ITEM_TYPE_IN
),
array(
'name' => 'Failed step of scenario "$1".',
'key_' => $this->getTestKey(HTTPSTEP_ITEM_TYPE_LASTSTEP, $httpTest['name']),
'value_type' => ITEM_VALUE_TYPE_UINT64,
'units' => '',
'httptestitemtype' => HTTPSTEP_ITEM_TYPE_LASTSTEP
),
array(
'name' => 'Last error message of scenario "$1".',
'key_' => $this->getTestKey(HTTPSTEP_ITEM_TYPE_LASTERROR, $httpTest['name']),
'value_type' => ITEM_VALUE_TYPE_STR,
'units' => '',
'httptestitemtype' => HTTPSTEP_ITEM_TYPE_LASTERROR
)
);
// if this is a template scenario, fetch the parent http items to link inherited items to them
$parentItems = array();
if (isset($httpTest['templateid']) && $httpTest['templateid']) {
$parentItems = DBfetchArrayAssoc(DBselect(
'SELECT i.itemid,i.key_'.
' FROM items i,httptestitem hti'.
' WHERE i.itemid=hti.itemid'.
' AND hti.httptestid='.zbx_dbstr($httpTest['templateid'])
), 'key_');
}
$insertItems = array();
$updateItems = array();
$testItemIds = array();
foreach ($checkitems as $item) {
$dbItem = DBfetch(DBselect(
'SELECT i.itemid,i.templateid'.
' FROM items i'.
' WHERE i.key_='.zbx_dbstr($item['key_']).
' AND i.hostid='.zbx_dbstr($httpTest['hostid'])
));
$item['data_type'] = ITEM_DATA_TYPE_DECIMAL;
$item['hostid'] = $httpTest['hostid'];
$item['delay'] = $httpTest['delay'];
$item['type'] = ITEM_TYPE_HTTPTEST;
$item['history'] = self::ITEM_HISTORY;
$item['trends'] = self::ITEM_TRENDS;
$item['status'] = (HTTPTEST_STATUS_ACTIVE == $httpTest['status']) ? ITEM_STATUS_ACTIVE : ITEM_STATUS_DISABLED;
if (isset($parentItems[$item['key_']])) {
$item['templateid'] = $parentItems[$item['key_']]['itemid'];
}
if ($dbItem) {
if (!empty($dbItem['templateid'])) {
throw new Exception(_s('Item with key "%1$s" already exists.', $item['key_']));
}
$testItemIds[] = $dbItem['itemid'];
$updateItems[] = array('values' => $item, 'where' => array('itemid' => $dbItem['itemid']));
}
else {
$insertItems[] = $item;
}
}
if (!empty($insertItems)) {
$newTestItemIds = DB::insert('items', $insertItems);
$testItemIds = array_merge($testItemIds, $newTestItemIds);
}
if (!empty($updateItems)) {
DB::update('items', $updateItems);
}
$itemApplications = array();
foreach ($testItemIds as $itemid) {
if (!empty($httpTest['applicationid'])) {
$itemApplications[] = array(
'applicationid' => $httpTest['applicationid'],
'itemid' => $itemid
);
}
}
if (!empty($itemApplications)) {
DB::insert('items_applications', $itemApplications);
}
$httpTestItems = array();
foreach ($checkitems as $inum => $item) {
$httpTestItems[] = array(
'httptestid' => $httpTest['httptestid'],
'itemid' => $testItemIds[$inum],
'type' => $item['httptestitemtype']
);
}
DB::insert('httptestitem', $httpTestItems);
}
/**
* Create web scenario steps with items.
*
* @param $httpTest
* @param $websteps
*
* @throws Exception
*/
protected function createStepsReal($httpTest, $websteps) {
foreach ($websteps as $snum => $webstep) {
$websteps[$snum]['httptestid'] = $httpTest['httptestid'];
}
$webstepids = DB::insert('httpstep', $websteps);
// if this is a template scenario, fetch the parent http items to link inherited items to them
$parentStepItems = array();
if (isset($httpTest['templateid']) && $httpTest['templateid']) {
$parentStepItems = DBfetchArrayAssoc(DBselect(
'SELECT i.itemid,i.key_,hsi.httpstepid'.
' FROM items i,httpstepitem hsi,httpstep hs'.
' WHERE i.itemid=hsi.itemid'.
' AND hsi.httpstepid=hs.httpstepid'.
' AND hs.httptestid='.zbx_dbstr($httpTest['templateid'])
), 'key_');
}
foreach ($websteps as $snum => $webstep) {
$webstepid = $webstepids[$snum];
$stepitems = array(
array(
'name' => 'Download speed for step "$2" of scenario "$1".',
'key_' => $this->getStepKey(HTTPSTEP_ITEM_TYPE_IN, $httpTest['name'], $webstep['name']),
'value_type' => ITEM_VALUE_TYPE_FLOAT,
'units' => 'Bps',
'httpstepitemtype' => HTTPSTEP_ITEM_TYPE_IN
),
array(
'name' => 'Response time for step "$2" of scenario "$1".',
'key_' => $this->getStepKey(HTTPSTEP_ITEM_TYPE_TIME, $httpTest['name'], $webstep['name']),
'value_type' => ITEM_VALUE_TYPE_FLOAT,
'units' => 's',
'httpstepitemtype' => HTTPSTEP_ITEM_TYPE_TIME
),
array(
'name' => 'Response code for step "$2" of scenario "$1".',
'key_' => $this->getStepKey(HTTPSTEP_ITEM_TYPE_RSPCODE, $httpTest['name'], $webstep['name']),
'value_type' => ITEM_VALUE_TYPE_UINT64,
'units' => '',
'httpstepitemtype' => HTTPSTEP_ITEM_TYPE_RSPCODE
)
);
if (!isset($httpTest['delay']) || !isset($httpTest['status'])) {
$dbTest = DBfetch(DBselect('SELECT ht.delay,ht.status FROM httptest ht WHERE ht.httptestid='.zbx_dbstr($httpTest['httptestid'])));
$delay = $dbTest['delay'];
$status = $dbTest['status'];
}
else {
$delay = $httpTest['delay'];
$status = $httpTest['status'];
}
$insertItems = array();
$updateItems = array();
$stepItemids = array();
foreach ($stepitems as $item) {
$dbItem = DBfetch(DBselect(
'SELECT i.itemid,i.templateid'.
' FROM items i'.
' WHERE i.key_='.zbx_dbstr($item['key_']).
' AND i.hostid='.zbx_dbstr($httpTest['hostid'])
));
$item['hostid'] = $httpTest['hostid'];
$item['delay'] = $delay;
$item['type'] = ITEM_TYPE_HTTPTEST;
$item['data_type'] = ITEM_DATA_TYPE_DECIMAL;
$item['history'] = self::ITEM_HISTORY;
$item['trends'] = self::ITEM_TRENDS;
$item['status'] = (HTTPTEST_STATUS_ACTIVE == $status) ? ITEM_STATUS_ACTIVE : ITEM_STATUS_DISABLED;
if (isset($parentStepItems[$item['key_']])) {
$item['templateid'] = $parentStepItems[$item['key_']]['itemid'];
}
if ($dbItem) {
if (!empty($dbItem['templateid'])) {
throw new Exception(_s('Item with key "%1$s" already exists.', $item['key_']));
}
$stepItemids[] = $dbItem['itemid'];
$updateItems[] = array('values' => $item, 'where' => array('itemid' => $dbItem['itemid']));
}
else {
$insertItems[] = $item;
}
}
if (!empty($insertItems)) {
$newStepItemIds = DB::insert('items', $insertItems);
$stepItemids = array_merge($stepItemids, $newStepItemIds);
}
if (!empty($updateItems)) {
DB::update('items', $updateItems);
}
$itemApplications = array();
foreach ($stepItemids as $itemid) {
if (!empty($httpTest['applicationid'])) {
$itemApplications[] = array(
'applicationid' => $httpTest['applicationid'],
'itemid' => $itemid
);
}
}
if (!empty($itemApplications)) {
DB::insert('items_applications', $itemApplications);
}
$webstepitems = array();
foreach ($stepitems as $inum => $item) {
$webstepitems[] = array(
'httpstepid' => $webstepid,
'itemid' => $stepItemids[$inum],
'type' => $item['httpstepitemtype']
);
}
DB::insert('httpstepitem', $webstepitems);
}
}
/**
* Update web scenario steps.
*
* @param $httpTest
* @param $websteps
*
* @throws Exception
*/
protected function updateStepsReal($httpTest, $websteps) {
// get all used keys
$webstepids = zbx_objectValues($websteps, 'httpstepid');
$dbKeys = DBfetchArrayAssoc(DBselect(
'SELECT i.key_'.
' FROM items i,httpstepitem hi'.
' WHERE '.dbConditionInt('hi.httpstepid', $webstepids).
' AND hi.itemid=i.itemid')
, 'key_'
);
foreach ($websteps as $webstep) {
DB::update('httpstep', array(
'values' => $webstep,
'where' => array('httpstepid' => $webstep['httpstepid'])
));
// update item keys
$itemids = array();
$stepitemsUpdate = $updateFields = array();
$dbStepItems = DBselect(
'SELECT i.itemid,i.key_,hi.type'.
' FROM items i,httpstepitem hi'.
' WHERE hi.httpstepid='.zbx_dbstr($webstep['httpstepid']).
' AND hi.itemid=i.itemid'
);
while ($stepitem = DBfetch($dbStepItems)) {
$itemids[] = $stepitem['itemid'];
if (isset($httpTest['name']) || isset($webstep['name'])) {
if (!isset($httpTest['name']) || !isset($webstep['name'])) {
$key = new CItemKey($stepitem['key_']);
$params = $key->getParameters();
if (!isset($httpTest['name'])) {
$httpTest['name'] = $params[0];
}
if (!isset($webstep['name'])) {
$webstep['name'] = $params[1];
}
}
$updateFields['key_'] = $this->getStepKey($stepitem['type'], $httpTest['name'], $webstep['name']);
}
if (isset($dbKeys[$updateFields['key_']])) {
unset($updateFields['key_']);
}
if (isset($httpTest['status'])) {
$updateFields['status'] = (HTTPTEST_STATUS_ACTIVE == $httpTest['status']) ? ITEM_STATUS_ACTIVE : ITEM_STATUS_DISABLED;
}
if (isset($httpTest['delay'])) {
$updateFields['delay'] = $httpTest['delay'];
}
if (!empty($updateFields)) {
$stepitemsUpdate[] = array(
'values' => $updateFields,
'where' => array('itemid' => $stepitem['itemid'])
);
}
}
DB::update('items', $stepitemsUpdate);
if (isset($httpTest['applicationid'])) {
$this->updateItemsApplications($itemids, $httpTest['applicationid']);
}
}
}
/**
* Update web item application linkage.
*
* @param array $itemIds
* @param string $appId
*/
protected function updateItemsApplications(array $itemIds, $appId) {
if (empty($appId)) {
DB::delete('items_applications', array('itemid' => $itemIds));
}
else {
$linkedItemIds = DBfetchColumn(
DBselect('SELECT ia.itemid FROM items_applications ia WHERE '.dbConditionInt('ia.itemid', $itemIds)),
'itemid'
);
if (!empty($linkedItemIds)) {
DB::update('items_applications', array(
'values' => array('applicationid' => $appId),
'where' => array('itemid' => $linkedItemIds)
));
}
$notLinkedItemIds = array_diff($itemIds, $linkedItemIds);
if (!empty($notLinkedItemIds)) {
$insert = array();
foreach ($notLinkedItemIds as $itemId) {
$insert[] = array('itemid' => $itemId, 'applicationid' => $appId);
}
DB::insert('items_applications', $insert);
}
}
}
/**
* Get item key for test item.
*
* @param int $type
* @param string $testName
*
* @return bool|string
*/
protected function getTestKey($type, $testName) {
switch ($type) {
case HTTPSTEP_ITEM_TYPE_IN:
return 'web.test.in['.quoteItemKeyParam($testName).',,bps]';
case HTTPSTEP_ITEM_TYPE_LASTSTEP:
return 'web.test.fail['.quoteItemKeyParam($testName).']';
case HTTPSTEP_ITEM_TYPE_LASTERROR:
return 'web.test.error['.quoteItemKeyParam($testName).']';
}
return false;
}
/**
* Get item key for step item.
*
* @param int $type
* @param string $testName
* @param string $stepName
*
* @return bool|string
*/
protected function getStepKey($type, $testName, $stepName) {
switch ($type) {
case HTTPSTEP_ITEM_TYPE_IN:
return 'web.test.in['.quoteItemKeyParam($testName).','.quoteItemKeyParam($stepName).',bps]';
case HTTPSTEP_ITEM_TYPE_TIME:
return 'web.test.time['.quoteItemKeyParam($testName).','.quoteItemKeyParam($stepName).',resp]';
case HTTPSTEP_ITEM_TYPE_RSPCODE:
return 'web.test.rspcode['.quoteItemKeyParam($testName).','.quoteItemKeyParam($stepName).']';
}
return false;
}
/**
* Returns the data about the last execution of the given HTTP tests.
*
* The following values will be returned for each executed HTTP test:
* - lastcheck - time when the test has been executed last
* - lastfailedstep - number of the last failed step
* - error - error message
*
* If a HTTP test has never been executed, no value will be returned.
*
* @param array $httpTestIds
*
* @return array an array with HTTP test IDs as keys and arrays of data as values
*/
public function getLastData(array $httpTestIds) {
$httpItems = DBfetchArray(DBselect(
'SELECT hti.httptestid,hti.type,i.itemid,i.value_type'.
' FROM httptestitem hti,items i'.
' WHERE hti.itemid=i.itemid'.
' AND hti.type IN ('.HTTPSTEP_ITEM_TYPE_LASTSTEP.','.HTTPSTEP_ITEM_TYPE_LASTERROR.')'.
' AND '.dbConditionInt('hti.httptestid', $httpTestIds)
));
$history = Manager::History()->getLast($httpItems);
$data = array();
foreach ($httpItems as $httpItem) {
if (isset($history[$httpItem['itemid']])) {
if (!isset($data[$httpItem['httptestid']])) {
$data[$httpItem['httptestid']] = array(
'lastcheck' => null,
'lastfailedstep' => null,
'error' => null
);
}
$itemHistory = $history[$httpItem['itemid']][0];
if ($httpItem['type'] == HTTPSTEP_ITEM_TYPE_LASTSTEP) {
$data[$httpItem['httptestid']]['lastcheck'] = $itemHistory['clock'];
$data[$httpItem['httptestid']]['lastfailedstep'] = $itemHistory['value'];
}
else {
$data[$httpItem['httptestid']]['error'] = $itemHistory['value'];
}
}
}
return $data;
}
}
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