/**
* Creates nodes that can be used to display the SLA report tree using the CTree class.
*
* @see CTree
*
* @param array $services an array of services to display in the tree
* @param array $slaData sla report data, see CService::getSla()
* @param $period
* @param array $parentService
* @param array $service
* @param array $dependency
* @param array $tree
*/
function createServiceMonitoringTree(array $services, array $slaData, $period, &$tree, array $parentService = array(), array $service = array(), array $dependency = array())
{
// if no parent service is given, start from the root
if (!$service) {
$serviceNode = array('id' => 0, 'parentid' => 0, 'caption' => _('root'), 'status' => SPACE, 'sla' => SPACE, 'sla2' => SPACE, 'trigger' => array(), 'reason' => SPACE, 'graph' => SPACE);
$service = $serviceNode;
$service['serviceid'] = 0;
$service['dependencies'] = array();
$service['trigger'] = array();
// add all top level services as children of "root"
foreach ($services as $topService) {
if (!$topService['parent']) {
$service['dependencies'][] = array('servicedownid' => $topService['serviceid'], 'soft' => 0, 'linkid' => 0);
}
}
$tree = array($serviceNode);
} else {
$serviceSla = $slaData[$service['serviceid']];
$slaValues = reset($serviceSla['sla']);
// caption
// remember the selected time period when following the bar link
$periods = array('today' => 'daily', 'week' => 'weekly', 'month' => 'monthly', 'year' => 'yearly', 24 => 'daily', 24 * 7 => 'weekly', 24 * 30 => 'monthly', 24 * DAY_IN_YEAR => 'yearly');
$caption = array(new CLink(array(get_node_name_by_elid($service['serviceid'], null, ': '), $service['name']), 'report3.php?serviceid=' . $service['serviceid'] . '&year=' . date('Y') . '&period=' . $periods[$period]));
$trigger = $service['trigger'];
if ($trigger) {
$url = new CLink($trigger['description'], 'events.php?source=' . EVENT_SOURCE_TRIGGERS . '&triggerid=' . $trigger['triggerid']);
$caption[] = ' - ';
$caption[] = $url;
}
// reason
$problemList = '-';
if ($serviceSla['problems']) {
$problemList = new CList(null, 'service-problems');
foreach ($serviceSla['problems'] as $problemTrigger) {
$problemList->addItem(new CLink($problemTrigger['description'], 'events.php?source=' . EVENT_SOURCE_TRIGGERS . '&triggerid=' . $problemTrigger['triggerid']));
}
}
// sla
$sla = '-';
$sla2 = '-';
if ($service['showsla'] && $slaValues['sla'] !== null) {
$slaGood = $slaValues['sla'];
$slaBad = 100 - $slaValues['sla'];
$p = min($slaBad, 20);
$width = 160;
$widthRed = $width * $p / 20;
$widthGreen = $width - $widthRed;
$chart1 = null;
if ($widthGreen > 0) {
$chart1 = new CDiv(null, 'sla-bar-part sla-green');
$chart1->setAttribute('style', 'width: ' . $widthGreen . 'px;');
}
$chart2 = null;
if ($widthRed > 0) {
$chart2 = new CDiv(null, 'sla-bar-part sla-red');
$chart2->setAttribute('style', 'width: ' . $widthRed . 'px;');
}
$bar = new CLink(array($chart1, $chart2, new CDiv('80%', 'sla-bar-legend sla-bar-legend-start'), new CDiv('100%', 'sla-bar-legend sla-bar-legend-end')), 'srv_status.php?serviceid=' . $service['serviceid'] . '&showgraph=1' . url_param('path'));
$bar = new CDiv($bar, 'sla-bar');
$bar->setAttribute('title', _s('Only the last 20%% of the indicator is displayed.'));
$slaBar = array($bar, new CSpan(sprintf('%.4f', $slaBad), 'sla-value ' . ($service['goodsla'] > $slaGood ? 'red' : 'green')));
$sla = new CDiv($slaBar, 'invisible');
$sla2 = array(new CSpan(sprintf('%.4f', $slaGood), 'sla-value ' . ($service['goodsla'] > $slaGood ? 'red' : 'green')), '/', new CSpan(sprintf('%.4f', $service['goodsla']), 'sla-value'));
}
$serviceNode = array('id' => $service['serviceid'], 'caption' => $caption, 'description' => $service['trigger'] ? $service['trigger']['description'] : _('None'), 'reason' => $problemList, 'sla' => $sla, 'sla2' => $sla2, 'parentid' => $parentService ? $parentService['serviceid'] : 0, 'status' => $serviceSla['status'] !== null ? $serviceSla['status'] : '-');
}
// hard dependencies and dependencies for the "root" node
if (!$dependency || $dependency['soft'] == 0) {
$tree[$serviceNode['id']] = $serviceNode;
foreach ($service['dependencies'] as $dependency) {
$childService = $services[$dependency['servicedownid']];
createServiceMonitoringTree($services, $slaData, $period, $tree, $service, $childService, $dependency);
}
} else {
$serviceNode['caption'] = new CSpan($serviceNode['caption'], 'service-caption-soft');
$tree[$serviceNode['id'] . '.' . $dependency['linkid']] = $serviceNode;
}
}
$service['trigger'] = $triggers[$service['trigger']['triggerid']];
}
}
unset($service);
// fetch sla
$slaData = API::Service()->getSla(array('intervals' => array(array('from' => $period_start, 'to' => $period_end))));
// expand problem trigger descriptions
foreach ($slaData as &$serviceSla) {
foreach ($serviceSla['problems'] as &$problemTrigger) {
$problemTrigger['description'] = $triggers[$problemTrigger['triggerid']]['description'];
}
unset($problemTrigger);
}
unset($serviceSla);
$treeData = array();
createServiceMonitoringTree($services, $slaData, $period, $treeData);
$tree = new CServiceTree('service_status_tree', $treeData, array('caption' => _('Service'), 'status' => _('Status'), 'reason' => _('Reason'), 'sla' => _('Problem time'), 'sla2' => nbsp(_('SLA') . ' / ' . _('Acceptable SLA'))));
if ($tree) {
// creates form for choosing a preset interval
$r_form = new CForm();
$r_form->setAttribute('class', 'nowrap');
$r_form->setMethod('get');
$r_form->setAttribute('name', 'period_choice');
$r_form->addVar('fullscreen', $_REQUEST['fullscreen']);
$period_combo = new CComboBox('period', $period, 'javascript: submit();');
foreach ($periods as $key => $val) {
$period_combo->addItem($key, $val);
}
$r_form->addItem(array(_('Period') . SPACE, $period_combo));
$srv_wdgt = new CWidget('hat_services', 'service-list service-mon');
$srv_wdgt->addPageHeader(_('IT SERVICES'), get_icon('fullscreen', array('fullscreen' => $_REQUEST['fullscreen'])));
/**
* Creates nodes that can be used to display the SLA report tree using the CTree class.
*
* @see CTree
*
* @param array $services an array of services to display in the tree
* @param array $slaData sla report data, see CService::getSla()
* @param $period
* @param array $parentService
* @param array $service
* @param array $dependency
* @param array $tree
*/
function createServiceMonitoringTree(array $services, array $slaData, $period, &$tree, array $parentService = [], array $service = [], array $dependency = [])
{
// if no parent service is given, start from the root
if (!$service) {
$serviceNode = ['id' => 0, 'caption' => _('root'), 'reason' => '', 'sla' => '', 'sla2' => '', 'sla3' => '', 'parentid' => 0, 'status' => ''];
$service = $serviceNode;
$service['serviceid'] = 0;
$service['dependencies'] = [];
$service['trigger'] = [];
// add all top level services as children of "root"
foreach ($services as $topService) {
if (!$topService['parent']) {
$service['dependencies'][] = ['servicedownid' => $topService['serviceid'], 'soft' => 0, 'linkid' => 0];
}
}
$tree = [$serviceNode];
} else {
$serviceSla = $slaData[$service['serviceid']];
$slaValues = reset($serviceSla['sla']);
// caption
// remember the selected time period when following the bar link
$periods = ['today' => 'daily', 'week' => 'weekly', 'month' => 'monthly', 'year' => 'yearly', 24 => 'daily', 24 * 7 => 'weekly', 24 * 30 => 'monthly', 24 * DAY_IN_YEAR => 'yearly'];
$caption = new CLink($service['name'], 'zabbix.php?action=report.services' . '&serviceid=' . $service['serviceid'] . '&period=' . $periods[$period]);
$trigger = $service['trigger'];
if ($trigger) {
$caption = [$caption, ' - ', new CLink($trigger['description'], 'events.php?filter_set=1&source=' . EVENT_SOURCE_TRIGGERS . '&triggerid=' . $trigger['triggerid'])];
}
// reason
$reason = [];
foreach ($serviceSla['problems'] as $problemTrigger) {
if ($reason) {
$reason[] = ', ';
}
$reason[] = new CLink($problemTrigger['description'], 'events.php?filter_set=1&source=' . EVENT_SOURCE_TRIGGERS . '&triggerid=' . $problemTrigger['triggerid']);
}
// sla
$sla = '';
$sla2 = '';
$sla3 = '';
if ($service['showsla'] && $slaValues['sla'] !== null) {
$sla_good = $slaValues['sla'];
$sla_bad = 100 - $slaValues['sla'];
$width = 160;
$width_red = $width * min($sla_bad, 20) / 20;
$width_green = $width - $width_red;
$sla = (new CDiv(new CLink([(new CSpan([new CSpan('80%'), new CSpan('100%')]))->addClass(ZBX_STYLE_PROGRESS_BAR_LABEL), $width_green > 0 ? (new CSpan(' '))->addClass(ZBX_STYLE_PROGRESS_BAR_BG)->addClass(ZBX_STYLE_GREEN_BG)->setAttribute('style', 'width: ' . $width_green . 'px;') : null, $width_red > 0 ? (new CSpan(' '))->addClass(ZBX_STYLE_PROGRESS_BAR_BG)->addClass(ZBX_STYLE_RED_BG)->setAttribute('style', 'width: ' . $width_red . 'px;') : null], 'srv_status.php?serviceid=' . $service['serviceid'] . '&showgraph=1' . url_param('path'))))->addClass(ZBX_STYLE_PROGRESS_BAR_CONTAINER)->setAttribute('title', _s('Only the last 20%% of the indicator is displayed.'));
$sla2 = (new CSpan(sprintf('%.4f', $sla_bad)))->addClass($service['goodsla'] > $sla_good ? ZBX_STYLE_RED : ZBX_STYLE_GREEN);
$sla3 = [(new CSpan(sprintf('%.4f', $sla_good)))->addClass($service['goodsla'] > $sla_good ? ZBX_STYLE_RED : ZBX_STYLE_GREEN), ' / ', sprintf('%.4f', $service['goodsla'])];
}
$serviceNode = ['id' => $service['serviceid'], 'caption' => $caption, 'reason' => $reason, 'sla' => $sla, 'sla2' => $sla2, 'sla3' => $sla3, 'parentid' => $parentService ? $parentService['serviceid'] : 0, 'status' => $serviceSla['status'] !== null ? $serviceSla['status'] : ''];
}
// hard dependencies and dependencies for the "root" node
if (!$dependency || $dependency['soft'] == 0) {
$tree[$serviceNode['id']] = $serviceNode;
foreach ($service['dependencies'] as $dependency) {
$childService = $services[$dependency['servicedownid']];
createServiceMonitoringTree($services, $slaData, $period, $tree, $service, $childService, $dependency);
}
} else {
$serviceNode['caption'] = (new CSpan($serviceNode['caption']))->addClass('service-caption-soft');
$tree[$serviceNode['id'] . '.' . $dependency['linkid']] = $serviceNode;
}
}