<th>' . $lang['nodeRole'] . '</th>
<th>' . $lang['createTime'] . '</th>
<th>' . $lang['action'] . '</th>
</tr>
</thead>
<tbody>';
$i = 1;
while ($arr = $mysql->FetchArray()) {
echo '<tr>
<td>' . $i . '</td>
<td>' . $arr['hostname'] . '</td>
<td>' . $arr['ip'] . '</td>
<td>' . $arr['role'] . '</td>
<td>' . $arr['create_time'] . '</td>
<td>';
if (!$monitor->CheckAgentAlive($arr['ip'], 30050)) {
echo '<a class="btn btn-danger" href="InstallManager.php?action=PushHadoopFiles&ip=' . $arr['ip'] . '">' . $lang['push'] . '</a>';
} else {
echo '<a class="btn btn-success" href="InstallManager.php?action=PushHadoopFiles&ip=' . $arr['ip'] . '">' . $lang['push'] . '</a>';
}
echo '</td>
</tr>';
$i++;
}
echo '</tbody>
</table>';
echo '</div>';
} else {
$ip = $_GET['ip'];
if ($handle = opendir('./hadoop')) {
$i = 0;
while ($arr = $mysql->FetchArray()) {
echo '<tr>
<td>' . $i . '</td>
<td><a href=NodeMonitor.php?action=NodeMrUsed&ip=' . $arr['ip'] . '>' . $arr['hostname'] . '</a></td>
<td>' . $arr['ip'] . '</td>';
echo '<td>';
$json = $monitor->GetJson($arr['ip'], "tasktracker");
$map_task_slots = intval($monitor->GetJsonObject($json->{"beans"}, "mapTaskSlots"));
$maps_running = intval($monitor->GetJsonObject($json->{"beans"}, "maps_running"));
$reduce_task_slots = intval($monitor->GetJsonObject($json->{"beans"}, "reduceTaskSlots"));
$reduces_running = intval($monitor->GetJsonObject($json->{"beans"}, "reduces_running"));
$perc_map_running = round($maps_running / $map_task_slots * 100);
$perc_map_remain = 100 - $perc_map_running;
$perc_reduce_running = round($reduces_running / $reduce_task_slots * 100);
$perc_reduce_remain = 100 - $perc_reduce_running;
$bool = $monitor->CheckAgentAlive($arr['ip'], 30050);
if ($bool == FALSE) {
echo '
<div class="progress">
<div class="bar bar-danger" style="width: 100%;">No Agent Alive</div>
</div>';
echo '
<div class="progress">
<div class="bar bar-danger" style="width: 100%;">No Agent Alive</div>
</div>';
} else {
echo '
<div class="progress">
<div class="bar bar-success" style="width: ' . $perc_map_remain . '%;">Free Map Slots</div>
<div class="bar bar-danger" style="width: ' . $perc_map_running . '%;">Running Map Slots</div>
</div>';