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monitor.php
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monitor.php
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<?php header("refresh: 5")?>
<!DOCTYPE html>
<html>
<head>
<title>System Monitor</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<style>
body {
background-color: #E4E6EB;
}
</style>
<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script type="text/javascript">
google.charts.load('current', {'packages':['gauge']});
google.charts.setOnLoadCallback(drawChart);
function drawChart()
{
var data_temp_gauge = google.visualization.arrayToDataTable([
['Label', 'Value'],
['Temperature',
<?php
// remember to add www-data to group video by:
// sudo usermod -aG video www-data
// also, give executable permission to others
// for the following script
$temp = exec("/home/pi/bin/get_raw_temp.sh");
echo $temp;
?>
],
]);
var options_temp_gauge = {
width: 600, height: 400,
redFrom: 70, redTo: 80,
yellowFrom: 55, yellowTo: 80,
min: 20, max:80,
minorTicks: 5
};
var data_mem_gauge = google.visualization.arrayToDataTable([
['Label', 'Value'],
['Memory',
<?php
$mem = exec("/home/pi/bin/get_mem_perc.sh");
echo $mem;
?>
],
]);
var options_mem_gauge = {
width: 600, height: 400,
redFrom: 90, redTo: 100,
yellowFrom: 80, yellowTo: 90,
min: 0, max: 100,
minorTicks: 5
};
var data_clock_gauge = google.visualization.arrayToDataTable([
['Label', 'Value'],
['Frequency',
<?php
$freq = exec("/home/pi/bin/get_clock_freq.sh");
echo $freq;
?>
],
]);
var options_clock_gauge = {
width: 600, height: 400,
redFrom: 1.5, redTo: 1.8,
yellowFrom: 1.2, yellowTo: 1.5,
min: 0, max: 1.8,
minorTicks: 5
};
var chart_temp_gauge = new google.visualization.Gauge(document.getElementById('chart_div_0'));
var chart_mem_gauge = new google.visualization.Gauge(document.getElementById('chart_div_1'));
var chart_clock_gauge = new google.visualization.Gauge(document.getElementById('chart_div_2'));
chart_temp_gauge.draw(data_temp_gauge, options_temp_gauge);
chart_mem_gauge.draw(data_mem_gauge, options_mem_gauge);
chart_clock_gauge.draw(data_clock_gauge, options_clock_gauge);
}
</script>
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<a class="navbar-brand" href="index.php">Home</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarNav">
<ul class="navbar-nav">
<li class="nav-item active">
<a class="nav-link" href="monitor.php">Live</a>
</li>
<li class="nav-item">
<a class="nav-link" href="monitor_history.php">History</a>
</li>
</ul>
</div>
</nav>
<div class="row" style="margin:1%">
<div class="col-md-4" style="width: 100%;">
<div id="chart_div_0" style="width: 100%;"></div>
</div>
<div class="col-md-4" style="width: 100%;">
<div id="chart_div_1" style=""></div>
</div>
<div class="col-md-4" style="width: 100%;">
<div id="chart_div_2" style=""></div>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
</body>
</html>