mirror of
https://github.com/moudsen/mailGraph
synced 2025-01-30 20:01:38 +01:00
Ability to add additional grapgs through Tagging of Trigger of Host and associate Template update (v1.27)
This commit is contained in:
Mark Oudsen
parent
58668311ee
commit
634134b423
289
mailGraph.php
289
mailGraph.php
@ -33,6 +33,8 @@
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// 1.25 2021/03/16 - Mark Oudsen - Refactoring for optimized flow and relevant data retrieval
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// 1.26 2021/03/19 - Mark Oudsen - Bugfixes after refactor (wrong itemId and incorrect eventValue)
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// Suppressing Zabbix username-password in log
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// 1.27 2021/03/19 - Mark Oudsen - Added ability to define "mailGraph.screen" tag to embed graphs from
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// Added PHP informational and warnings to log for easier debug/spotting
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// ------------------------------------------------------------------------------------------------------
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//
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// (C) M.J.Oudsen, mark.oudsen@puzzl.nl
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@ -55,9 +57,10 @@
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// CONSTANTS
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$cVersion = 'v1.26';
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$cVersion = 'v1.27';
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$cCRLF = chr(10).chr(13);
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$maskDateTime = 'Y-m-d H:i:s';
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$maxGraphs = 4;
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// DEBUG SETTINGS
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// -- Should be FALSE for production level use
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@ -268,6 +271,22 @@
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if ($showLog) { echo $logString.$cCRLF; }
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Catch PHP warnings/notices/errors
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function catchPHPerrors($errno, $errstr, $errfile, $errline)
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{
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// --- Just log ...
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_log('!! ('.$errno.') "'.$errstr.'" at line #'.$errline.' of "'.$errfile.'"');
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// --- We do not take care of any errors, etc.
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return FALSE;
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}
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set_error_handler("catchPHPerrors");
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Read configuration file
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@ -409,7 +428,8 @@
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}
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}
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_log('# Data passed to MailGraph main routine and used for processing'.$cCRLF.json_encode($problemData,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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_log('# Data passed to MailGraph main routine and used for processing'.
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$cCRLF.json_encode($problemData,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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// --- CHECK AND SET P_ VARIABLES ---
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// FROM POST OR CLI DATA
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@ -613,6 +633,9 @@
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// --- Custom settings?
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$forceGraph = 0;
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$triggerScreen = 0;
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$triggerScreenPeriod = '';
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$triggerScreenPeriodHeader = '';
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foreach($thisTrigger['result'][0]['tags'] as $aTag)
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{
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@ -662,6 +685,21 @@
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$problemData['debug'] = 1;
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_log('+ Mail debug log enabled');
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break;
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case 'mailGraph.screen':
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$triggerScreen = intval($aTag['value']);
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_log('+ Trigger screen = '.$triggerScreen);
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break;
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case 'mailGraph.screenPeriod':
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$triggerScreenPeriod = $aTag['value'];
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_log('+ Trigger screen period = '.$triggerScreenPeriod);
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break;
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case 'mailGraph.screenPeriodHeader':
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$triggerScreenPeriodHeader = $aTag['value'];
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_log('+ Trigger screen header = '.$triggerScreenPeriodHeader);
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break;
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}
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}
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@ -709,7 +747,8 @@
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$request = array('jsonrpc'=>'2.0',
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'method'=>'host.get',
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'params'=>array('hostids'=>$hostId,
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'output'=>'extend'),
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'output'=>'extend',
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'selectTags'=>'extend'),
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'auth'=>$token,
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'id'=>nextRequestID());
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@ -723,6 +762,33 @@
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$mailData['HOST_ERROR'] = $thisHost['result'][0]['error'];
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$mailData['HOST_DESCRIPTION'] = $thisHost['result'][0]['description'];
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// --- Custom settings?
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$hostScreen = 0;
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$hostScreenPeriod = '';
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$hostScreenPeriodHeader = '';
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foreach($thisHost['result'][0]['tags'] as $aTag)
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{
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switch ($aTag['tag'])
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{
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case 'mailGraph.screen':
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$hostScreen = intval($aTag['value']);
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_log('+ Host screen (from TAG) = '.$hostScreen);
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break;
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case 'mailGraph.screenPeriod':
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$hostScreenPeriod = $aTag['value'];
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_log('+ Host screen period (from TAG) = '.$hostScreenPeriod);
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break;
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case 'mailGraph.screenPeriodHeader':
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$hostScreenPeriodHeader = $aTag['value'];
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_log('+ Host screen period header (from TAG) = '.$hostScreenPeriodHeader);
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break;
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}
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}
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_log('# Retreive HOST macro information');
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$request = array('jsonrpc'=>'2.0',
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@ -735,9 +801,30 @@
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$thisMacros = postJSON($z_url_api,$request);
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_log('> Host macro data'.$cCRLF.json_encode($thisMacros,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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// --------------------------------------------
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// --- GET GRAPHS ASSOCIATED WITH THIS HOST ---
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// --------------------------------------------
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foreach($thisMacros['result'] as $aMacro)
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{
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switch($aMacro['macro'])
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{
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case 'mailGraph.screen':
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$hostScreen = intval($aMacro['value']);
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_log('+ Host screen (from MACRO) = '.$hostScreen);
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break;
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case 'mailGraph.screenPeriod':
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$hostScreenPeriod = $aMacro['value'];
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_log('+ Host screen period (from MACRO) = '.$hostScreenPeriod);
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break;
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case 'mailGraph.screenPeriodHeader':
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$hostScreenPeriodHeader = $aMacro['value'];
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_log('+ Host screen header (from MACRO) = '.$hostScreenPeriodHeader);
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break;
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}
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}
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// ------------------------------------------------------------------
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// --- GET GRAPHS ASSOCIATED WITH THIS HOST AND THE TRIGGER ITEMS ---
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// ------------------------------------------------------------------
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_log('# Retrieve associated graphs to this HOST and the TRIGGER ITEMS');
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@ -781,7 +868,8 @@
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'id'=>nextRequestID());
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$forceGraphInfo = postJSON($z_url_api,$request);
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_log('> Forced graph data'.$cCRLF.json_encode($forceGraphInfo,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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_log('> Forced graph data'.$cCRLF.
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json_encode($forceGraphInfo,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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if (!isset($forceGraphInfo['result'][0]))
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{
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@ -840,11 +928,95 @@
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_log('> Graphs found (matching/partial) = '.sizeof($matchedGraphs).' / '.sizeof($otherGraphs));
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// ---------------------------------------------------------------------------
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// --- FIND MATCHING GRAPH ITEMS WITH TRIGGER AND/OR HOST SCREEN REFERENCE ---
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// ---------------------------------------------------------------------------
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function _sort($a,$b)
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{
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if ($a['screen']['y']>$b['screen']['y']) { return(1); }
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if ($a['screen']['y']<$b['screen']['y']) { return(-1); }
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if ($a['screen']['x']>$b['screen']['x']) { return(1); }
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if ($a['screen']['x']<$b['screen']['x']) { return(-1); }
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return(0);
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}
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function fetchGraphsFromScreen($screenId)
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{
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global $token;
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global $z_url_api;
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global $cCRLF;
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// --- Pick up the SCREEN ITEMS associated to the SCREEN
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$request = array('jsonrpc'=>'2.0',
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'method'=>'screen.get',
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'params'=>array('screenids'=>$screenId,
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'output'=>'extend',
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'selectScreenItems'=>'extend'),
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'auth'=>$token,
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'id'=>nextRequestID());
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$screenGraphs = postJSON($z_url_api,$request);
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_log('> Screen items data for screen #'.$screenId.$cCRLF.json_encode($screenGraphs,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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// --- Filter on specific type(s) and enrich the graph data
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$result = array();
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foreach($screenGraphs['result'][0]['screenitems'] as $anItem)
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{
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switch($anItem['resourcetype'])
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{
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case 0: // Graph
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$request = array('jsonrpc'=>'2.0',
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'method'=>'graph.get',
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'params'=>array('graphids'=>$anItem['resourceid'],
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'expandName'=>1,
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'output'=>'extend'),
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'auth'=>$token,
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'id'=>nextRequestID());
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$screenGraph = postJSON($z_url_api,$request);
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_log('+ Graph data for screen item #'.$anItem['screenitemid'].$cCRLF.
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json_encode($screenGraph,JSON_PRETTY_PRINT|JSON_NUMERIC_CHECK));
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$result[] = array('screen'=>$anItem,'name'=>$screenGraphs['result'][0]['name'],'graph'=>$screenGraph['result'][0]);
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break;
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}
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}
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// --- Sort the result according to SCREEN x,y position
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usort($result,"_sort");
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// --- Done
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return($result);
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}
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$triggerGraphs = array();
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if ($triggerScreen>0)
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{
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_log('# Fetching graph information for TRIGGER for screen #'.$hostScreen);
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$triggerGraphs = fetchGraphsFromScreen($triggerScreen);
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_log('> Graphs found = '.sizeof($triggerGraphs));
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}
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if ($hostScreen>0)
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{
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_log('# Fetching graph information for HOST for screen #'.$hostScreen);
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$hostGraphs = fetchGraphsFromScreen($hostScreen);
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_log('> Graphs found = '.sizeof($hostGraphs));
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Fetch Graph //////////////////////////////////////////////////////////////////////////////////////////
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// Fetch Graph(s) ///////////////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Determine number of periods for this graph
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// Determine number of periods for the ITEM graphs
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$p_periods = array();
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$p_periods_headers = array();
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@ -883,8 +1055,12 @@
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}
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}
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while (sizeof($p_periods)>4) { array_pop($p_periods); }
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while (sizeof($p_periods_headers)>4) { array_pop($p_periods_headers); }
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// Strip off any excessive elements from the end
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while (sizeof($p_periods)>$maxGraphs) { array_pop($p_periods); }
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while (sizeof($p_periods_headers)>$maxGraphs) { array_pop($p_periods_headers); }
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// Fetching of the ITEM graphs
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$graphFiles = array();
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$graphURL = '';
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@ -930,14 +1106,78 @@
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$graphFiles[] = $graphFile;
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$mailData['GRAPHS'][$aKey]['URL'] = $z_url_image . $graphFile;
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$mailData['GRAPHS'][$aKey]['HEADER'] = $p_periods_headers[$aKey];
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$mailData['GRAPHS_I'][$aKey]['PATH'] = $z_images_path . $graphFile;
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$mailData['GRAPHS_I'][$aKey]['URL'] = $z_url_image . $graphFile;
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$mailData['GRAPHS_I'][$aKey]['HEADER'] = $p_periods_headers[$aKey];
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}
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$mailData['GRAPH_ZABBIXLINK'] = $z_server.'graphs.php?form=update&graphid='.$mailData['GRAPH_ID'];
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}
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// Prepare HTML LOG content
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// Fetch graphs associated to TRIGGER or HOST screen references obtained earlier
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function addGraphs($varName,$info,$period,$periodHeader)
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{
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global $p_graphWidth;
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global $p_graphHeight;
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global $p_showLegend;
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global $z_url_image;
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global $z_images_path;
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global $z_server;
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global $mailData;
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$files = array();
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foreach($info as $aKey=>$anItem)
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{
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$graphFile = GraphImageById($anItem['graph']['graphid'],
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$p_graphWidth,$p_graphHeight,
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$anItem['graph']['graphtype'],
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$p_showLegend,$period);
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$mailData['GRAPHS_'.$varName][$aKey]['URL'] = $z_url_image . $graphFile;
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$mailData['GRAPHS_'.$varName][$aKey]['PATH'] = $z_images_path . $graphFile;
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}
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$mailData['GRAPHS_'.$varName.'_LINK'] = $z_server.'screens.php?elementid='.$info[0]['screen']['screenid'];
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$mailData['GRAPHS_'.$varName.'_HEADER'] = $info[0]['name'];
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$mailData['GRAPHS_'.$varName.'_PERIODHEADER'] = $periodHeader;
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}
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if (sizeof($triggerGraphs)>0)
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{
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if ($triggerScreenPeriod=='')
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{
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$triggerScreenPeriod = $p_periods[0];
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$triggerScreenPeriodHeader = $p_periods_headers[0];
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}
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if ($triggerScreenPeriodHeader=='') { $triggerScreenPeriodHeader = $triggerScreenPeriod; }
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addGraphs('T',$triggerGraphs,$triggerScreenPeriod,$triggerScreenPeriodHeader);
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$mailData['TRIGGER_SCREEN'] = $triggerScreen;
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}
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if (sizeof($hostGraphs)>0)
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{
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if ($hostScreenPeriod=='')
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{
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$hostScreenPeriod = $p_periods[0];
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$hostScreenPeriodHeader = $p_periods_headers[0];
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}
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if ($hostScreenPeriodHeader=='') { $hostScreenPeriodHeader = $hostScreenPeriod; }
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addGraphs('H',$hostGraphs,$hostScreenPeriod,$hostScreenPeriodHeader);
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$mailData['HOST_SCREEN'] = $hostScreen;
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}
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Prepare HTML LOG content /////////////////////////////////////////////////////////////////////////////
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/////////////////////////////////////////////////////////////////////////////////////////////////////////
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$mailData['LOG_HTML'] = implode('</br/>',$logging);
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$mailData['LOG_HTML'] = str_replace($cCRLF,'<br/>',$mailData['LOG_HTML']);
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@ -1031,19 +1271,26 @@
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$twig = new \Twig\Environment($loader);
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if (sizeof($graphFiles)>0)
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// --- Embed the images
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function embedGraphs($graphs,$varName,$type)
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{
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// Embed the image(s)
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global $message;
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global $mailData;
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$graphReference = 0;
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foreach($graphFiles as $graphFile)
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foreach($graphs as $aKey=>$anItem)
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{
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$mailData['GRAPHS'][$graphReference++]['CID'] = $message->embed(Swift_Image::fromPath($z_images_path.$graphFile));
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_log('> Embedded graph image '.$z_images_path.$graphFile);
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$mailData['GRAPHS_'.$varName][$aKey]['CID'] = $message->embed(Swift_Image::fromPath($mailData['GRAPHS_'.$varName][$aKey]['PATH']));
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_log('> Embedded graph image ('.$type.') '.$mailData['GRAPHS_'.$varName][$aKey]['PATH']);
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}
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}
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embedGraphs($graphFiles,'I','ITEM');
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embedGraphs($triggerGraphs,'T','TRIGGER');
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embedGraphs($hostGraphs,'H','HOST');
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// --- Render the content
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$bodyHTML = $twig->render('html', $mailData);
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$bodyPlain = $twig->render('plain', $mailData);
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$mailSubject = $twig->render('subject', $mailData);
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@ -114,16 +114,6 @@
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</table>
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</td>
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</tr>
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{% for aGraph in GRAPHS %}
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<tr>
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<div align=justify>
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<td align="center">
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<span class="graphHeader">{{ aGraph.HEADER }}</span><br/>
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<img id="mainimage" border=0 style="width: 100%; max-width: 790px" alt="Zabbix Graph" src="{{ aGraph.CID }}" />
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</td>
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</div>
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</tr>
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{% endfor %}
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<tr>
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<td class="links">
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<div align=center>
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@ -137,6 +127,66 @@
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</div>
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</td>
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</tr>
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{% for aGraph in GRAPHS_I %}
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<tr>
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<div align=justify>
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<td align="center">
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<span class="graphHeader">{{ aGraph.HEADER }}</span><br/>
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<img id="mainimage" border=0 style="width: 100%; max-width: 790px" alt="Zabbix Graph" src="{{ aGraph.CID }}" />
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</td>
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</div>
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</tr>
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{% endfor %}
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{% if TRIGGER_SCREEN > 0 %}
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<tr>
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<div align=justify>
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<td align="center">
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<span class="graphHeader">{{ GRAPHS_T_HEADER }} - {{ GRAPHS_T_PERIODHEADER }}</span>
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</td>
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</div>
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</tr>
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<tr>
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<td class="links">
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<div align="center">
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Screen ID: <a href="{{ GRAPHS_T_LINK }}">{{ TRIGGER_SCREEN }}</a>
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</div>
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</td>
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</tr>
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{% for aGraph in GRAPHS_T %}
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<tr>
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<div align=justify>
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<td align="center">
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<img id="mainimage" border=0 style="width: 100%; max-width: 790px" alt="Zabbix Graph" src="{{ aGraph.CID }}" />
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</td>
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</div>
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</tr>
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{% endfor %}
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{% endif %}
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{% if HOST_SCREEN > 0 %}
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<tr>
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<div align=justify>
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<td align="center">
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<span class="graphHeader">{{ GRAPHS_H_HEADER }} - {{ GRAPHS_H_PERIODHEADER }}</span>
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</td>
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</div>
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</tr>
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<tr>
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<td class="links">
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<div align="center">
|
||||
Screen ID: <a href="{{ GRAPHS_H_LINK }}">{{ HOST_SCREEN }}</a>
|
||||
</div>
|
||||
</td>
|
||||
</tr>
|
||||
{% for aGraph in GRAPHS_H %}
|
||||
<tr>
|
||||
<div align=justify>
|
||||
<td align="center">
|
||||
<img id="mainimage" border=0 style="width: 100%; max-width: 790px" alt="Zabbix Graph" src="{{ aGraph.CID }}" />
|
||||
</td>
|
||||
</div>
|
||||
</tr>
|
||||
{% endfor %}
|
||||
{% endif %}
|
||||
</table>
|
||||
</body>
|
||||
</html>
|
||||
Loading…
x
Reference in New Issue
Block a user