source: trunk/web/addons/job_monarch/index.php @ 266

<?php
/*
 *
 * This file is part of Jobmonarch
 *
 * Copyright (C) 2006  Ramon Bastiaans
 *
 * Jobmonarch is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Jobmonarch is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * SVN $Id: index.php 266 2006-06-26 11:38:27Z bastiaans $
 */

if ( !empty( $_GET ) ) {
        extract( $_GET );
}

$my_dir = getcwd();

include_once "./libtoga.php";

global $GANGLIA_PATH;
chdir( $GANGLIA_PATH );

include_once "./class.TemplatePower.inc.php";
chdir( $my_dir );

$httpvars = new HTTPVariables( $HTTP_GET_VARS, $_GET );
$clustername = $httpvars->getClusterName();
$view = $httpvars->getHttpVar( "view" );

$filter = array();

if( !isset($view) ) $view = "overview";
if( !isset($sortorder) ) $sortorder = "asc";
if( !isset($sortby) ) $sortby = "id";

if( isset( $filterorder ) && ($filterorder!='') ) {
        $myfilter_fields = explode( ",", $filterorder );
} else {
        if( isset($queue) && ($queue!='')) $filter[queue]=$queue;
        if( isset($state) && ($state!='')) $filter[state]=$state;
        if( isset($user) && ($user!='')) $filter[user]=$user;
        if( isset($id) && ($id!='')) $filter[id]=$id;
}

// Fill filter array in order they were picked by user
foreach( $myfilter_fields as $myfilter ) {

        switch( $myfilter ) {

                case "queue":
                        $filter[queue]=$queue;
                        break;
                case "state":
                        $filter[state]=$state;
                        break;
                case "user":
                        $filter[user]=$user;
                        break;
                case "id":
                        $filter[id]=$id;
                        break;
        }
}

//if( isset($queue) && ($queue!='')) $filter[queue]=$queue;
//if( isset($state) && ($state!='')) $filter[state]=$state;
//if( isset($user) && ($user!='')) $filter[user]=$user;
//if( isset($id) && ($id!='')) $filter[id]=$id;

function epochToDatetime( $epoch ) {

        return strftime( "%d-%m-%Y %H:%M:%S", $epoch );
}

function makeHeader( $page_call ) {

        global $tpl, $grid, $context, $initgrid;
        global $jobrange, $jobstart, $title;
        global $page, $gridwalk, $clustername;
        global $parentgrid, $physical, $hostname;
        global $self, $filter, $cluster_url, $get_metric_string;
        global $metrics, $reports, $m, $default_metric;
        global $default_refresh, $filterorder, $view;
        global $JOB_ARCHIVE, $period_start, $period_stop, $h, $id;
        global $job_start, $job_stop;
        
        if( isset($default_metric) and !isset($m) )
                $metricname = $default_metric;
        else
                if( isset( $m ) )
                        $metricname = $m;
                else
                        $metricname = "load_one";

        $header = "header";

        # Maintain our path through the grid tree.
        $me = $self . "@" . $grid[$self][AUTHORITY];

        $gridstack = array();
        $gridstack[] = $me;

        if ($gridwalk=="fwd") {
                # push our info on gridstack, format is "name@url>name2@url".
                if (end($gridstack) != $me) {
                        $gridstack[] = $me;
                }
        } else if ($gridwalk=="back") {
                # pop a single grid off stack.
                if (end($gridstack) != $me) {
                        array_pop($gridstack);
                }
        }

        $gridstack_str = join(">", $gridstack);
        $gridstack_url = rawurlencode($gridstack_str);

        if ($initgrid or $gridwalk) {
                # Use cookie so we dont have to pass gridstack around within this site.
                # Cookie values are automatically urlencoded. Expires in a day.
                setcookie("gs", $gridstack_str, time() + 86400);
        }

        # Invariant: back pointer is second-to-last element of gridstack. Grid stack never
        # has duplicate entries.
        list($parentgrid, $parentlink) = explode("@", $gridstack[count($gridstack)-2]);

        # Setup a redirect to a remote server if you choose a grid from pulldown menu. Tell
        # destination server that we're walking foward in the grid tree.
        if (strstr($clustername, "http://")) {
                $tpl->assign("refresh", "0");
                $tpl->assign("redirect", ";URL=$clustername?gw=fwd&gs=$gridstack_url");
                echo "<h2>Redirecting, please wait...</h2>";
                $tpl->printToScreen();
                exit;
        }

        if( $view != "search" )
                $tpl->assign( "refresh", $default_refresh );

        $tpl->assign( "date", date("r") );
        $tpl->assign( "page_title", $title );

        # The page to go to when "Get Fresh Data" is pressed.
        $tpl->assign("page","./");

        # Templated Logo image
        $tpl->assign("images","./templates/$template_name/images");

        #
        # Used when making graphs via graph.php. Included in most URLs
        #
        $sort_url=rawurlencode($sort);
        $get_metric_string = "m=$metric&r=$range&s=$sort_url&hc=$hostcols";

        if ($jobrange and $jobstart)
                $get_metric_string .= "&jr=$jobrange&js=$jobstart";

        # Set the Alternate view link.
        $cluster_url=rawurlencode($clustername);
        $node_url=rawurlencode($hostname);

        # Make some information available to templates.
        $tpl->assign("cluster_url", $cluster_url);
        # Build the node_menu
        $node_menu = "";

        if ($parentgrid) {
                $node_menu .= "<B>$parentgrid $meta_designator</B> ";
                $node_menu .= "<B>&gt;</B>\n";
        }

        # Show grid.
        $mygrid =  ($self == "unspecified") ? "" : $self;
        $node_menu .= "<B><A HREF=\"../..\">$mygrid $meta_designator</A></B> ";
        $node_menu .= "<B>&gt;</B>\n";

        if ($physical)
                $node_menu .= hiddenvar("p", $physical);

        if ( $clustername ) {
                $url = rawurlencode($clustername);
                $node_menu .= "<B><A HREF=\"../../?c=".rawurlencode($clustername)."\">$clustername</A></B> ";
                $node_menu .= "<B>&gt;</B>\n";
                $node_menu .= hiddenvar("c", $clustername);
        }

        if (!count($metrics)) {
                echo "<h4>Cannot find any metrics for selected cluster \"$clustername\", exiting.</h4>\n";       echo "Check ganglia XML tree (telnet $ganglia_ip $ganglia_port)\n";
                exit;
        }
        $firsthost = key($metrics);
        foreach ($metrics[$firsthost] as $m => $foo)
                $context_metrics[] = $m;

        foreach ($reports as $r => $foo)
                $context_metrics[] = $r;

        $node_menu .= "<B><A HREF=\"./?c=".rawurlencode($clustername)."\">Joblist</A></B> ";

        if( count( $filter ) > 0 && $view != "search" ) {

                $my_ct = 1;
                $filter_nr = count( $filter );

                foreach( $filter as $filtername=>$filterval ) {

                        $node_menu .= "<B>&gt;</B>\n";

                        $href = "<A HREF=\"./?c=".rawurlencode($clustername);
                        $temp_ct = 0;
                        $n_filter = $filter;
                        $my_filterorder = "";
                        $my_filters = array_keys( $filter );

                        foreach( $n_filter as $n_filtername=>$n_filterval ) {

                                if( $temp_ct < $my_ct ) {
                                        $href .= "&". $n_filtername . "=" . $n_filterval;

                                        if( $my_filterorder == "" )
                                                $my_filterorder = $my_filters[$temp_ct];
                                        else
                                                $my_filterorder .= "," . $my_filters[$temp_ct];
                                }

                                $temp_ct++;
                        }
                        $href .= "&filterorder=$my_filterorder\">";

                        if( $my_ct < $filter_nr )
                                $node_menu .= "<B>$href$filtername: $filterval</A></B> ";
                        else
                                $node_menu .= "<B>$filtername: $filterval</B> ";

                        $my_ct++;
                }
        }

        $m = $metricname;


        $tpl->gotoBlock( "_ROOT" );
        $tpl->assignGlobal("view", $view);

        if( array_key_exists( "id", $filter ) or isset($hostname) ) {

                //print_r( $context_metrics );

                if( !isset( $hostname ) ) {

                        if (is_array($context_metrics) ) {
                                $metric_menu = "<B>Metric</B>&nbsp;&nbsp;"
                                        ."<SELECT NAME=\"m\" OnChange=\"".$form_name.".submit();\">\n";

                                sort($context_metrics);
                                foreach( $context_metrics as $k ) {
                                        $url = rawurlencode($k);
                                        $metric_menu .= "<OPTION VALUE=\"$url\" ";
                                        if ($k == $metricname )
                                                $metric_menu .= "SELECTED";
                                        $metric_menu .= ">$k\n";
                                }
                                $metric_menu .= "</SELECT>\n";

                        }
                }

                $tpl->assign("metric_menu", $metric_menu );

                if( $view == "search" or $view == "host" ) {
                        $tpl->newBlock("timeperiod");
                        if( is_numeric( $period_start ) ) {
                                $period_start = epochToDatetime( $period_start );
                        }
                        if( is_numeric( $period_stop ) ) {
                                $period_stop = epochToDatetime( $period_stop );
                        }
                        $tpl->assign("period_start", $period_start );
                        $tpl->assign("period_stop", $period_stop );
                        $tpl->assign("hostname", $hostname );

                        if( $view == "host" ) {
                                $tpl->newBlock("hostview");
                                $tpl->assign("job_start", $job_start );
                                $tpl->assign("job_stop", $job_stop );
                        }
                } 

        }

        //$ex_fn = $tpl->getVarValue( "_ROOT", "form_name" );

        if( $view == "search" or $view == "host" ) {

                $node_menu .= "<B>&gt;</B>\n";
                $node_menu .= "<B>Jobarchive</B> ";
                $form_name = "archive_search_form";
                $tpl->assignGlobal("form_name", $form_name );

        } else {
                $form_name = "toga_form";
                $tpl->assignGlobal("form_name", $form_name );
        }

        if( $JOB_ARCHIVE && $page_call == 'index' ) {
                $tpl->newBlock( "search" );
                $tpl->assignGlobal( "cluster_url", rawurlencode($clustername) );
                $tpl->assignGlobal( "cluster", $clustername );
        }
        $tpl->gotoBlock( "_ROOT" );
        $tpl->assignGlobal( "cluster", $clustername );
        $tpl->assign("node_menu", $node_menu);

        # Make sure that no data is cached..
        header ("Expires: Mon, 26 Jul 1997 05:00:00 GMT");    # Date in the past
        header ("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); # always modified
        header ("Cache-Control: no-cache, must-revalidate");  # HTTP/1.1
        header ("Pragma: no-cache");                          # HTTP/1.0
}

function makeFooter() {
        global $tpl, $version, $parsetime, $monarchversion;

        $tpl->gotoBlock( "_ROOT" );
        $tpl->assign("webfrontend-version",$version["webfrontend"]);
        $tpl->assign("monarch-version", $monarchversion);

        if ($version["gmetad"]) {
                $tpl->assign("webbackend-component", "gmetad");
                $tpl->assign("webbackend-version",$version["gmetad"]);
        } else if ($version["gmond"]) {
                $tpl->assign("webbackend-component", "gmond");
                $tpl->assign("webbackend-version", $version["gmond"]);
        }

        $tpl->assign("parsetime", sprintf("%.4f", $parsetime) . "s");
}

function includeSearchpage() {
        global $tpl;

        $tpl->assignInclude( "main", "templates/search.tpl" );

}

function includeOverview() {
        global $tpl;

        $tpl->assignInclude( "main", "templates/overview.tpl" );
}

function includeHostPage() {

        global $tpl;

        $tpl->assignInclude( "main", "templates/host_view.tpl" );
}

$tpl = new TemplatePower( "templates/index.tpl" );

$tpl->assignInclude( "header", "templates/header.tpl" );

if( isset( $h ) and $h != '' ) {
        $hostname = $h;
        //$view = "host";
}

switch( $view ) {

        case "overview":

                includeOverview();
                break;

        case "search":

                includeSearchPage();
                break;

        //case "host":

        //      includeHostPage();
        //      break;

        default:

                includeOverview();
                break;
}

$tpl->assignInclude( "footer", "templates/footer.tpl" );
$tpl->prepare();

$title = "Torque Report";
makeHeader( 'index' );
$tpl->assign("cluster_url", rawurlencode($clustername) );
$tpl->assign("cluster", $clustername );

switch( $view ) {

        case "overview":

                include "./overview.php";
                makeOverview();
                break;

        case "search":

                include "./search.php";
                makeSearchPage();
                break;

        //case "host":

        //      include "./host_view.php";
        //      makeHostView();
        //      break;

        default:

                makeOverview();
                break;
}

makeFooter();
$tpl->printToScreen();
?>