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Fixed the SLA with a period have a setted a time slots. 

(MANUAL cherry picked from commit c5b5d60d4c)
This commit is contained in:
mdtrooper 2015-04-16 19:23:55 +02:00
parent 713988d674
commit 8182edb9fa
1 changed files with 226 additions and 1 deletions
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227
pandora_console/include/functions_reporting_html.php
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@ -1130,7 +1130,7 @@ function reporting_get_agentmodule_data_sum ($id_agent_module,
* @return float SLA percentage of the requested module. False if no data were
* found
*/
function reporting_get_agentmodule_sla ($id_agent_module, $period = 0, $min_value = 1, $max_value = false, $date = 0, $daysWeek = null, $timeFrom = null, $timeTo = null) {
function reporting_get_agentmodule_sla_day ($id_agent_module, $period = 0, $min_value = 1, $max_value = false, $date = 0, $daysWeek = null, $timeFrom = null, $timeTo = null) {
global $config;
if (empty($id_agent_module))
@ -1208,6 +1208,7 @@ function reporting_get_agentmodule_sla ($id_agent_module, $period = 0, $min_valu
// Get previous data
$previous_data = modules_get_previous_data ($id_agent_module, $datelimit);
if ($previous_data !== false) {
$previous_data['utimestamp'] = $datelimit;
array_unshift ($interval_data, $previous_data);
@ -1215,6 +1216,7 @@ function reporting_get_agentmodule_sla ($id_agent_module, $period = 0, $min_valu
// Get next data
$next_data = modules_get_next_data ($id_agent_module, $date);
if ($next_data !== false) {
$next_data['utimestamp'] = $date;
array_push ($interval_data, $next_data);
@ -1255,6 +1257,8 @@ function reporting_get_agentmodule_sla ($id_agent_module, $period = 0, $min_valu
$previous_status = 0;
}
foreach ($interval_data as $data) {
// Previous status was critical
if ($previous_status == 1) {
@ -1284,6 +1288,227 @@ function reporting_get_agentmodule_sla ($id_agent_module, $period = 0, $min_valu
// Return the percentage of SLA compliance
return (float) (100 - ($bad_period / $period) * 100);
}
/**
* Get SLA of a module.
*
* @param int Agent module to calculate SLA
* @param int Period to check the SLA compliance.
* @param int Minimum data value the module in the right interval
* @param int Maximum data value the module in the right interval. False will
* ignore max value
* @param int Beginning date of the report in UNIX time (current date by default).
* @param array $dayWeek Array of days week to extract as array('monday' => false, 'tuesday' => true....), and by default is null.
* @param string $timeFrom Time in the day to start to extract in mysql format, by default null.
* @param string $timeTo Time in the day to end to extract in mysql format, by default null.
*
* @return float SLA percentage of the requested module. False if no data were
* found
*/
function reporting_get_agentmodule_sla ($id_agent_module, $period = 0,
$min_value = 1, $max_value = false, $date = 0, $daysWeek = null,
$timeFrom = null, $timeTo = null) {
global $config;
if (empty($id_agent_module))
return false;
// Set initial conditions
$bad_period = 0;
// Limit date to start searching data
$datelimit = $date - $period;
$search_in_history_db = db_search_in_history_db($datelimit);
// Initialize variables
if (empty ($date)) {
$date = get_system_time ();
}
if ($daysWeek === null) {
$daysWeek = array();
}
// Calculate the SLA for large time without hours
if ($timeFrom == $timeTo) {
// Get interval data
$sql = sprintf ('SELECT *
FROM tagente_datos
WHERE id_agente_modulo = %d
AND utimestamp > %d AND utimestamp <= %d',
$id_agent_module, $datelimit, $date);
//Add the working times (mon - tue - wed ...) and from time to time
$days = array();
//Translate to mysql week days
if ($daysWeek) {
foreach ($daysWeek as $key => $value) {
if (!$value) {
if ($key == 'monday') {
$days[] = 2;
}
if ($key == 'tuesday') {
$days[] = 3;
}
if ($key == 'wednesday') {
$days[] = 4;
}
if ($key == 'thursday') {
$days[] = 5;
}
if ($key == 'friday') {
$days[] = 6;
}
if ($key == 'saturday') {
$days[] = 7;
}
if ($key == 'sunday') {
$days[] = 1;
}
}
}
}
if (count($days) > 0) {
$sql .= ' AND DAYOFWEEK(FROM_UNIXTIME(utimestamp)) NOT IN (' . implode(',', $days) . ')';
}
$sql .= "\n";
$sql .= ' ORDER BY utimestamp ASC';
$interval_data = db_get_all_rows_sql ($sql, $search_in_history_db);
if ($interval_data === false) {
$interval_data = array ();
}
// Calculate planned downtime dates
$downtime_dates = reporting_get_planned_downtimes_intervals($id_agent_module, $datelimit, $date);
// Get previous data
$previous_data = modules_get_previous_data ($id_agent_module, $datelimit);
if ($previous_data !== false) {
$previous_data['utimestamp'] = $datelimit;
array_unshift ($interval_data, $previous_data);
}
// Get next data
$next_data = modules_get_next_data ($id_agent_module, $date);
if ($next_data !== false) {
$next_data['utimestamp'] = $date;
array_push ($interval_data, $next_data);
}
else if (count ($interval_data) > 0) {
// Propagate the last known data to the end of the interval
$next_data = array_pop ($interval_data);
array_push ($interval_data, $next_data);
$next_data['utimestamp'] = $date;
array_push ($interval_data, $next_data);
}
if (count ($interval_data) < 2) {
return false;
}
$first_data = array_shift ($interval_data);
// Do not count the empty start of an interval as 0
if ($first_data['utimestamp'] != $datelimit) {
$period = $date - $first_data['utimestamp'];
}
$previous_utimestamp = $first_data['utimestamp'];
if ((($max_value > $min_value AND ($first_data['datos'] > $max_value OR $first_data['datos'] < $min_value))) OR
($max_value <= $min_value AND $first_data['datos'] < $min_value)) {
$previous_status = 1;
foreach ($downtime_dates as $date_dt) {
if (($date_dt['date_from'] <= $previous_utimestamp) AND ($date_dt['date_to'] >= $previous_utimestamp)) {
$previous_status = 0;
}
}
}
else {
$previous_status = 0;
}
foreach ($interval_data as $data) {
// Previous status was critical
if ($previous_status == 1) {
$bad_period += $data['utimestamp'] - $previous_utimestamp;
}
if (array_key_exists('datos', $data)) {
// Re-calculate previous status for the next data
if ((($max_value > $min_value AND ($data['datos'] > $max_value OR $data['datos'] < $min_value))) OR
($max_value <= $min_value AND $data['datos'] < $min_value)) {
$previous_status = 1;
foreach ($downtime_dates as $date_dt) {
if (($date_dt['date_from'] <= $data['utimestamp']) AND ($date_dt['date_to'] >= $data['utimestamp'])) {
$previous_status = 0;
}
}
}
else {
$previous_status = 0;
}
}
$previous_utimestamp = $data['utimestamp'];
}
// Return the percentage of SLA compliance
return (float) (100 - ($bad_period / $period) * 100);
}
elseif ($period <= SECONDS_1DAY) {
return reporting_get_agentmodule_sla_day(
$id_agent_module,
$period,
$min_value,
$max_value,
$date,
$daysWeek,
$timeFrom,
$timeTo);
}
else {
// Extract the data each day
$sla = 0;
$i = 0;
for ($interval = 0; $interval <= $period; $interval = $interval + SECONDS_1DAY) {
$datelimit = $date - $interval;
$sla_day = reporting_get_agentmodule_sla(
$id_agent_module,
SECONDS_1DAY,
$min_value,
$max_value,
$datelimit + $interval,
$daysWeek,
$timeFrom, $timeTo);
$sla += $sla_day;
$i++;
}
$sla = $sla / $i;
return $sla;
}
}
/**
* Get several SLA data for an agentmodule within a period divided on subperiods
*