public function draw($target_id)
{
/*取时间范围，获取数据，绘图*/
if (empty($this->chart['select_date'])) {
$this->chart['select_date'][] = array('from' => date('Y-m-d H:i:s', time() - 86400));
}
/*默认显示24h数据*/
if (!empty($this->chart['select_date'][0]['to'])) {
$this->chart['select_date'][0]['to'] = date('Y-m-d', strtotime($this->chart['select_date'][0]['to']) + 86400);
}
if (!empty($this->chart['select_date'][1]['to'])) {
$this->chart['select_date'][1]['to'] = date('Y-m-d', strtotime($this->chart['select_date'][1]['to']) + 86400);
}
$select_date = $this->chart['select_date'][0];
$this->init_chartData($this->init_data(get_status_log($this->pdo_log, 'idc10', '-1', $this->alert['target_type'], $this->alert['field'], $target_id, $this->alert['table'], 0, array('min' => $select_date['from'], 'max' => $select_date['to']))));
$this->graph['v' . $this->i] = array('title' => $this->get_title($this->alert['target_type'], $target_id), 'color' => $this->get_color($this->i));
$old_select_date = isset($this->chart['select_date'][1]) ? $this->chart['select_date'][1] : false;
if (!empty($old_select_date)) {
$intval = strtotime($select_date['from']) - strtotime($old_select_date['from']);
$this->init_chartData($this->init_data(get_status_log($this->pdo_log, 'idc10', '-1', $this->alert['target_type'], $this->alert['field'], $target_id, $this->alert['table'], 0, array('min' => $old_select_date['from'], 'max' => $old_select_date['to'])), $intval));
$this->graph['v' . $this->i] = array('title' => $this->get_title($this->alert['target_type'], $target_id) . "old", 'color' => $this->get_color($this->i));
}
}
}
$json_mem_instance = stacked_bar_chart($host_instance_list);
//load
$load_logs = get_status_log($pdo_log, $cfg['idc'], $cfg['default_host'], 'host', 'loadaverage', $params['host_id'], 'status_log_host_loadaverage', 150);
$load_logs_chart = build_chart_data($load_logs, false);
$chart_load['title'] = "cpu load";
$chart_load['legend_y'] = "percent";
$chart_load['legend_x'] = "";
$chart_load['values'] = array($load_logs_chart['data']);
$chart_load['values_key'] = array('load');
$chart_load['range_max'] = max($load_logs_chart['max'] + 0.5, 0.1);
$chart_load['range_step'] = $chart_load['range_max'] / 10;
$chart_load['show_step'] = 4;
$json_load = create_chart_data($chart_load);
//memory
$memory_logs = get_status_log($pdo_log, $cfg['idc'], $cfg['default_host'], 'host', 'memoryused', $params['host_id'], 'status_log_host_memoryused', 150);
if ($memory_logs) {
foreach ($memory_logs as $k => $v) {
$memory_logs[$k]['log_value'] = round($v['log_value'] / 1024, 2);
}
}
$memory_logs_chart = build_chart_data($memory_logs, $host_memory * 0.9);
$chart_mem['title'] = "memory used";
$chart_mem['legend_y'] = "used(GB)";
$chart_mem['legend_x'] = "";
$chart_mem['values'] = array($memory_logs_chart['data'], $memory_logs_chart['deadline']);
$chart_mem['values_key'] = array('memory used', 'deadline');
$chart_mem['range_max'] = max($memory_logs_chart['max'] + 1, 0.1);
$chart_mem['range_step'] = $chart_mem['range_max'] / 10;
$chart_mem['show_step'] = 4;
$json_mem = create_chart_data($chart_mem);
