if ( ! $leases_w) $leases_w=20;
// number of timeslots to display
- $grain=$api->GetLeaseGranularity();
+ $granularity=$api->GetLeaseGranularity();
// these elements are for passing data to the javascript layer
echo "<span class='hidden' id='leases_slicename'>" . $slice['name'] . "</span>";
- echo "<span class='hidden' id='leases_sliceid'>" . $slice['slice_id']. "</span>";
- echo "<span class='hidden' id='leases_grain'>" . $grain . "</span>";
+ echo "<span class='hidden' id='leases_slice_id'>" . $slice['slice_id']. "</span>";
+ echo "<span class='hidden' id='leases_granularity'>" . $granularity . "</span>";
echo "<span class='hidden' id='leases_offset'>" . $leases_offset . "</span>";
echo "<span class='hidden' id='leases_slots'>" . $leases_slots . "</span>";
echo "<span class='hidden' id='leases_w'>" . $leases_w . "</span>";
- // cut off
- if ($profiling) plc_debug_prof('6 granul',$grain);
- // where to start from, expressed as an offset in hours from now
- $rough_start=time()+$leases_offset*3600;
- // show the next 36 grains
- $duration=$leases_slots*$grain;
- $steps=$duration/$grain;
- $start=intval($rough_start/$grain)*$grain;
- $end=$rough_start+$duration;
- $lease_columns=array('lease_id','name','t_from','t_until','hostname','name');
- $leases=$api->GetLeases(array(']t_until'=>$rough_start,'[t_from'=>$end,'-SORT'=>'t_from'),$lease_columns);
- if ($profiling) plc_debug_prof('7 leases',count($leases));
- // hash nodes -> leases
- $host_hash=array();
- foreach ($leases as $lease) {
- $hostname=$lease['hostname'];
- if ( ! $host_hash[$hostname] ) {
- $host_hash[$hostname]=array();
- }
- // resync within the table
- $lease['nfrom']=($lease['t_from']-$start)/$grain;
- $lease['nuntil']=($lease['t_until']-$start)/$grain;
- $host_hash[$hostname] []= $lease;
- }
- // leases_data is the name used by leases.js to locate this table
- echo "<table id='leases_data' class='hidden'>";
- // pass (slice_id,slicename,x_grain) in the upper-left cell, as thead>tr>td
- echo "<thead><tr><td>" . $slice['slice_id'] . '&' . $slice['name'] . '&' . $leases_w . "</td>";
- // the timeslot headers read (timestamp,label)
- $day_names=array('Su','M','Tu','W','Th','F','Sa');
- for ($i=0; $i<$steps; $i++) {
- $timestamp=($start+$i*$grain);
- $day=$day_names[intval(strftime("%w",$timestamp))];
- $label=$day . strftime(" %H:%M",$timestamp);
- // expose in each header cell the full timestamp, and how to display it - use & as a separator*/
- echo "<th>" . implode("&",array($timestamp,$label)) . "</th>";
- }
- echo "</tr></thead><tbody>";
- // todo - sort on hostnames
- function sort_hostname ($a,$b) { return ($a['hostname']<$b['hostname'])?-1:1;}
- usort($reservable_nodes,sort_hostname);
- foreach ($reservable_nodes as $node) {
- echo "<tr><th scope='row'>". $node['hostname'] . "</th>";
- $hostname=$node['hostname'];
- $leases=$host_hash[$hostname];
- $counter=0;
- while ($counter<$steps) {
- if ($leases && ($leases[0]['nfrom']<=$counter)) {
- $lease=array_shift($leases);
- /* nicer display, merge two consecutive leases for the same slice
- avoid doing that for now, as it might makes things confusing */
- /* while ($leases && ($leases[0]['name']==$lease['name']) && ($leases[0]['nfrom']==$lease['nuntil'])) {
- $lease['nuntil']=$leases[0]['nuntil'];
- array_shift($leases);
- }*/
- $duration=$lease['nuntil']-$counter;
- echo "<td colspan='$duration'>" . $lease['lease_id'] . '&' . $lease['name'] . "</td>";
- $counter=$lease['nuntil'];
- } else {
- echo "<td></td>";
- $counter+=1;
- }
- }
- echo "</tr>";
- }
- echo "</tbody></table>\n";
+ // leases_data is the name used by leases.js to locate this place
+ // first population will be triggered by init_scheduler from leases.js
+ echo "<table id='leases_data' class='hidden'></table>";
// the general layout for the scheduler
echo <<< EOF