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index.cgi
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#! /usr/bin/perl
#
# Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 Christophe Kalt
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
# must display the following acknowledgement:
# This product includes software developed by Christophe Kalt.
# 4. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# $Id: drraw.cgi 1526 2008-10-06 17:01:40Z kalt $
#
# Home Page -- http://web.taranis.org/drraw/
#
use warnings;
use strict;
use CGI qw(:standard :html3 *table *ul -no_xhtml -nosticky);
use CGI::Carp qw(fatalsToBrowser);
use Config;
use Fcntl;
use File::Basename;
use File::Find;
use POSIX qw(strftime);
# The following line is needed if "RRDs.pm" was not installed in a
# directory mentioned in your perl's @INC.
use lib '/usr/local/rrdtool/lib/perl';
use RRDs;
# The configuration file is expected to be found in the same directory
# as drraw itself. You may customize this to be elsewhere.
my $config = (dirname($0) =~ /(.*)/)[0] . "/drraw.conf"; # Untaint
# This needs to be manually set for stupid stupid File::Find to work
# in tainted mode.
$ENV{'PATH'} = '/bin:/usr/bin';
###############################################################################
## STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP ##
## ##
## There should be no need for you to change any of what is below! ##
## ##
## STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP ##
###############################################################################
# Configuration variable declarations, and default settings
use vars qw ( $title $header $footer
%datadirs $dsfilter_def @rranames %rranames $vrefresh $drefresh
@dv_def @dv_name @dv_secs $gformat $maxtime $crefresh
$use_rcs $saved_dir $clean_cache $tmp_dir $ERRLOG %users
%Index $IndexMax $icon_new $icon_closed $icon_open $icon_text
$icon_help $icon_bug $icon_link
%colors $BASE_URI
$CSS $CSS2 $bgColor );
# Default title
$title = 'PNP Dashboard Creator';
$header = '';
$footer = '';
# *.rrd and *.evt file list sorting function
sub datafnsort {
if ( defined(&mydatafnsort) ) {
&mydatafnsort;
} else {
return $_[0] cmp $_[1];
}
}
# Default DS filter when adding graph data sources from RRD files
$dsfilter_def = '';
# Names of defined RRAs and the names to use on the graphs
@rranames = ( 'MIN', 'AVERAGE', 'MAX', 'LAST' );
%rranames = ( 'MIN' => 'Min',
'AVERAGE' => 'Avg',
'MAX' => 'Max',
'LAST' => 'Last'
);
# Viewer automatic refresh timer (seconds)
$vrefresh = '900';
# Minimum dashboard automatic refresh timer (seconds)
$drefresh = 1800;
# Default Views and their names
@dv_def = ( 'end - 28 hours', 'end - 1 week', 'end - 1 month', 'end - 1 year' );
@dv_name = ( 'Past 28 Hours', 'Past Week', 'Past Month', 'Past Year' );
@dv_secs = ( 100800, 604800, 2419200, 31536000 );
# Default "Additonal GPRINTs" format
$gformat = "%8.2lf";
# Maximum time (seconds) CGI processes may be running (0 to disable)
$maxtime = 60;
# Cache refresh time (seconds)
$crefresh = 3600;
# Where to save data and store temporary files
$saved_dir = '/somewhere/drraw/saved';
$tmp_dir = '/somewhere/drraw/tmp';
# Whether or not RCS will be used
$use_rcs = 0;
# How often should the image cache be purged?
$clean_cache = 21600;
# Users
%users = ( 'guest' => 2 );
my $IndexMax = 0;
# Icons used in the browser
$icon_new = '/icons/generic.gif';
$icon_closed = '/icons/folder.gif';
$icon_open = '/icons/folder.open.gif';
$icon_text = '/icons/text.gif';
$icon_help = '/icons/unknown.gif';
$icon_bug = '/icons/bomb.gif';
$icon_link = '/icons/link.gif';
# Default colors
%colors = ( 'Black' => '#000000',
'Silver' => '#C0C0C0',
'Gray' => '#808080',
'White' => '#FFFFFF',
'Maroon' => '#800000',
'Red' => '#FF0000',
'Purple' => '#800080',
'Fuchsia'=> '#FF00FF',
'Green' => '#008000',
'Lime' => '#00FF00',
'Olive' => '#808000',
'Yellow' => '#FFFF00',
'Orange' => '#FFA500',
'Pink' => '#FFC0CB',
'Navy' => '#000080',
'Blue' => '#0000FF',
'Teal' => '#008080',
'Aqua' => '#00FFFF',
'Invisible' => '' );
# Style Sheet
$bgColor = '"#FFD89D"';
$CSS = <<END;
body {
font-family: Verdana, Arial, Helvetica, sans-serif;
}
h1.title {
padding-bottom: 0.5em;
text-align: center;
}
h1.title a {
color: #000000;
}
.padless {
margin-top: 0pt;
margin-bottom: 0pt;
padding: 0pt;
}
.small {
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 10px;
}
.smallred {
font-family: Verdana, Arial, Helvetica, sans-serif;
font-size: 10px;
color: #990000;
}
.normal {
font-family: Verdana, Arial, Helvetica, sans-serif;
}
.red {
font-family: Verdana, Arial, Helvetica, sans-serif;
color: #990000;
}
.simplyred {
color: #990000;
}
tr.header {
background-color: #DDEEFF;
}
.code {
font-family: Courier;
font-size: 10px;
background-color: #FFE2B7;
border: 2pt #000000 solid;
padding: 5pt;
}
.error {
font-weight: bold;
background-color: #990000;
border: 2pt #000000 solid;
padding: 5pt;
}
.help {
color: Maroon;
background: #E0E0E0;
border: 1pt black solid;
padding: 5pt;
}
div.tag {
border-top: 1px solid #000000;
margin-top: 1.5em;
padding-top: 0.5em;
font-size: 75%;
text-align: right;
color: #000000;
}
div.tag a {
color: #000000;
}
END
$CSS2 = '';
# Mime Types
my %Mime = ( 'PNG' => 'image/png',
'SVG' => 'image/svg+xml',
'PDF' => 'application/pdf',
'EPS' => 'application/postscript',
'GIF' => 'image/gif' );
my @ImgFormat = ( 'PNG', 'SVG', 'PDF', 'EPS' );
@ImgFormat = ( 'PNG', 'GIF' ) if ( $RRDs::VERSION < 1.2 );
###############################################################################
## STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP ##
## ##
## There should be no need for you to be subjected to the ##
## sight of the atrocious code found below these lines! ##
## ##
## STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP STOP ##
###############################################################################
# Now load the user configuration
unless ( do $config ) {
my $err = ( $@ ne '' ) ? "$@" : "$!";
print
header(-status=>500),
start_html('500 Internal error'),
h2("Error loading configuration file: $config"),
p($err),
end_html;
exit 1;
}
# Here is the earliest we can do this
if ( defined($ERRLOG) ) {
# Abort violently so the user has no doubt about what's going on.
open(STDERR, ">> $ERRLOG") or die "Failed to replace STDERR with \$ERRLOG($ERRLOG): $!\n";
}
# Make sure that %datadirs is defined
if ( !defined(%datadirs) ) {
print
header(-status=>500),
start_html('500 Internal error'),
h2("Invalid configuration: $config"),
end_html;
exit 1;
}
if ( scalar(grep(/\/$/, keys(%datadirs))) > 0 ) {
print
header(-status=>500),
start_html('500 Internal error'),
h2("Invalid \%datadirs in $config"),
p("Remove any trailing / character in directory paths."),
end_html;
exit 1;
}
my $VERSION = '1.0';
my $REVISION = '$LastChangedRevision: 1528 $'; $REVISION =~ s/[^.0-9]+//g;
my $RELEASE = '1528'; # + 1
$VERSION = 'SVN-SNAPSHOT ['. $REVISION .' post '. $VERSION .']'
unless ( $REVISION eq $RELEASE );
my ( $drraw_ID, $drraw_reported ) = ( time . $$, undef );
my $DEBUG = 0;
my %colorsidx = ();
# Additions require changes to &DRAW()
my @graphtypes = ( 'LINE1', 'LINE2', 'LINE3', 'LINE?', 'AREA', 'STACK', 'TICK',
'GPRINT', 'COMMENT',
'HRULE', 'VRULE',
'SHIFT', 'STACK',
'-Nothing-' );
my %goptions = ( 'gTitle' => '--title',
'gVLabel' => '--vertical-label',
'gBase' => '--base',
'gUExp' => '--units-exponent',
'gWidth' => '--width',
'gHeight' => '--height',
'gYUp' => '--upper-limit',
'gYLow' => '--lower-limit',
'gFormat' => '--imgformat');
my $drrawhome = div({-class=>'tag'}, 'Based on ',
a({-href=>'http://web.taranis.org/drraw/'}, em('drraw')) .
' by Taranis (http://web.taranis.org/drraw)');
# Little bit of JavaScript
my $IndexJS = <<END;
<script language="JavaScript">
function IndexClick(srcElement) {
var iconElement, targetElement;
iconElement = document.getElementById(srcElement.id + "-icon");
targetElement = document.getElementById(srcElement.id + "-child");
if (targetElement.style.display == "none") {
targetElement.style.display = "";
iconElement.src = "$icon_open";
} else {
targetElement.style.display = "none";
iconElement.src = "$icon_closed";
}
}
</script>
END
my $ViewerJS = <<END;
<script language="JavaScript">
var ViewerStart;
var ViewerRefresh;
function ViewerCountdown(target) {
if (!ViewerStart || !ViewerRefresh)
return;
var targetElement;
targetElement = document.getElementById(target);
if (!targetElement)
return;
now = new Date();
elapsed = ( now - ViewerStart ) / 1000;
if (elapsed > ViewerRefresh + 30) {
if ((elapsed - ViewerRefresh) % 2 < 1) {
targetElement.innerHTML = "<b class=simplyred>Refresh failed, hit Reload</b>";
} else {
targetElement.innerHTML = "<b>Refresh failed, hit Reload</b>";
}
setTimeout("ViewerCountdown(thetarget)", 1000);
} else if (elapsed > ViewerRefresh-1) {
targetElement.innerHTML = "<b>Refreshing...</b>";
setTimeout("ViewerCountdown(thetarget)", 10000);
} else {
with (Math) {
min = floor((ViewerRefresh - elapsed) / 60);
sec = floor((ViewerRefresh - elapsed) % 60);
if (min < 1) {
if (sec < 30 && sec % 2 == 0)
targetElement.innerHTML = "<b>Refreshing in "+ sec +"s</b>";
else
targetElement.innerHTML = "Refreshing in "+ sec +"s";
} else
targetElement.innerHTML = "Refreshing in "+ min +"m "+ sec +"s";
}
thetarget=target;
setTimeout("ViewerCountdown(thetarget)", 1000);
}
}
</script>
END
my $EditorJS = <<END;
<script type="text/javascript">
// This should be callable onchange rather than onclick
// BUT Opera 7.23 does not implement this at all, and IE 6.0 handles it poorly.
function ShowHideChange(srcElement, target) {
var targetElement = document.getElementById(target)
if (!targetElement)
return
if (srcElement.value == "Show") {
targetElement.style.display = "";
} else if (srcElement.value == "Hide") {
targetElement.style.display = "none"
}
}
function ShowNew(srcElement, target) {
var targetElement = document.getElementById("newrow" + target)
if (!targetElement)
return
targetElement.style.display = "";
srcElement.innerHTML = "Use the following row to " + srcElement.innerHTML.split("to", 2)[1]
}
function DisableToggle(target) {
var DelElement = document.forms.Editor.elements.namedItem(target +"_DELETE")
if (!DelElement)
return
var anElement
var i = 0;
while (anElement = document.forms.Editor.elements.item(i++)) {
if (anElement.name.split("_", 1)[0] == target && anElement != DelElement)
anElement.disabled = DelElement.checked
}
anElement = document.getElementById(target + "_Type")
if (anElement) {
TypeCB(anElement.value, target)
}
}
function ToggleDB(target) {
var DElement = document.forms.Editor.elements.namedItem(target +"_dname")
if (!DElement)
return
var status = 0
if (DElement.value.substring(0, 1) != "t")
status = 1
var anElement
var i = 0
while (anElement = document.forms.Editor.elements.item(i++)) {
if (anElement.name.split("_", 1)[0] == target
&& anElement.name != DElement
&& anElement.name.split("_", 2)[1] != "DELETE"
&& anElement.name.split("_", 2)[1] != "Seq"
&& anElement.name.split("_", 2)[1] != "dname" ) {
anElement.disabled = status
}
}
}
function TypeCB(value, target) {
var targetElement = document.getElementById(target + "_Colorize");
if (targetElement) {
var ColorList = document.getElementById(target + "_Color");
if (value == "PRINT" || value == "GPRINT" || value == "SHIFT"
|| value == "COMMENT" || value == "-Nothing-") {
targetElement.bgColor = $bgColor
if (ColorList) {
ColorList.value = $bgColor
ColorList.disabled = 1
}
} else if (ColorList)
ColorList.disabled = 0
}
targetElement = document.getElementById(target + "_STACK");
if (targetElement) {
if (value.substring(0, 4) == "LINE" || value == "AREA") {
targetElement.disabled = 0
} else {
targetElement.disabled = 1
}
}
targetElement = document.getElementById(target + "_Width");
if (targetElement) {
if (value == "LINE?" || value == "TICK") {
if (targetElement.disabled == 1) {
if (value == "TICK") {
targetElement.value = "0.1"
} else {
targetElement.value = "1"
}
}
targetElement.disabled = 0
} else {
targetElement.value = "N/A"
targetElement.disabled = 1
}
}
return
}
function SetBgColor(src, target) {
var targetElement = document.getElementById(target);
if (!targetElement)
return;
if (!colors)
return;
var i = 0;
while (i < colors.length) {
if (colors[i++] == src.value)
targetElement.bgColor = colors[i];
i++;
}
}
function ToggleXTRA(target) {
var UserChoice;
var i = 0;
while (UserChoice = document.forms.Editor.XTRAS.item(i++)) {
if (UserChoice.checked)
break;
}
if (!UserChoice)
return;
var anElement;
i = 0;
while (anElement = document.forms.Editor.elements.item(i++)) {
if ((anElement.name.split("_", 2)[1] == "XTRAS"
&& anElement.value == target)
|| (anElement.name.split("_", 2)[1] == "BR"
&& target == "BR")) {
if (UserChoice.value == "On")
anElement.checked = true;
else if (UserChoice.value == "Off")
anElement.checked = false;
else if (UserChoice.value == "Not")
anElement.checked = !anElement.checked;
}
}
}
</script>
END
my ( @rrdfiles, @evtfiles ) = ( (), () );
my ( %GraphsById, %TemplatesById, %BoardsById ) = ( (), (), () );
my %DS = ();
my ( %TMPL, %DBTMPL ) = ( (), () );
#
# Here's where the fun really starts.
# However, most of the code is in subroutines below.
#
$| = 1;
# Make sure CGI succeeded..
my $error = cgi_error;
if ($error) {
print
header(-status=>$error),
start_html('Problems'),
$header,
h2('Request not processed'),
strong($error),
$footer,
end_html;
exit 1;
}
# We really can't do anything useful without these directories
if ( ! -d "${tmp_dir}" || ! -d "${saved_dir}"
|| ! -w "${tmp_dir}" || ! -w "${saved_dir}" ) {
print
header,
start_html(-style=>{-code=>"<!--\n$CSS\n$CSS2\n-->\n\n"},
-title=>'drraw - '. $title),
$header,
make_page_title(),
h3('Configuration problem!'),
p("The directories ${tmp_dir} and ${saved_dir} MUST exist and be writable by the CGI user!"),
$footer,
end_html;
exit 1;
}
# Check whether RCS is available
if ( $use_rcs && -d "${saved_dir}/RCS" && -w "${saved_dir}/RCS" ) {
if ( $use_rcs == 1 ) {
eval { require Rcs; import Rcs qw(nonFatal); };
} else {
eval { require Rcs; import Rcs qw(nonFatal Verbose); };
}
if ( $@ ) {
warn "Unable to load Rcs.pm: $@\n";
$use_rcs = 0;
}
} else {
$use_rcs = 0;
}
# Check whether MD5 is available for caching
if ( $clean_cache ) {
eval { require Digest::MD5; import Digest::MD5; };
$clean_cache = 0 if ( $@ );
}
# Is this for an authenticated user?
my $user;
$user = &mygetuser
if ( defined(&mygetuser) );
$user = $ENV{'REMOTE_USER'}
if ( !defined($user) && defined($ENV{'REMOTE_USER'}) );
$user = 'guest' if ( !defined($user) ); # Nope, let's default to "guest"
# Ok, we now have a username, what access should they get?
my $level;
if ( defined($users{$user}) ) {
# User with custom level, including guest.
$level = $users{$user};
} else {
# Authenticated user defaults level 2 access
$level = 2;
# But let's bomb out if stupidity seems to be involved!
die "SECURITY ALERT: 'guest' user entry is missing from %users configuration!\n" if ( $user eq 'guest' );
}
# Setup alarm timer to catch endless loops and other such problems
$SIG{'ALRM'} = sub { croak "Ran out of time, aborting! (Consider raising \$maxtime [$maxtime])"; };
alarm($maxtime);
my @pnames = param();
if ( scalar(@pnames) == 0 || defined(param('Browse')) ) {
#
# The graph/template browser pages, by default.
#
print
header,
start_html(-style=>{-code=>$CSS}, -title=>'drraw - '. $title),
$header,
make_page_title();
# Browse=Help -> Display help page
if ( defined(param('Browse')) && param('Browse') eq 'Help' ) {
&HELP;
exit 0;
}
# Browse=Log -> Display log page
if ( defined(param('Browse')) && param('Browse') eq 'Log' ) {
&ShowLog;
exit 0;
}
# Browse=Rcs -> Display RCS log page
if ( defined(param('Browse')) && param('Browse') eq 'Rcs' ) {
&ShowRcsLog;
exit 0;
}
if ( $level > 0 ) {
print
a({-href=>MakeURL('USERSAID', 'New')},
img({-src=>$icon_new, -border=>0}), ' Create a new graph'), br;
}
&Indexes_Load;
if ( $level > 0 ) {
print
a({-href=>MakeURL('USERSAID', 'New', 'Type', 'DB')},
img({-src=>$icon_new, -border=>0}), ' Define a new dashboard'),br
if ( scalar(keys(%GraphsById))+scalar(keys(%TemplatesById)) >0 );
}
print $IndexJS;
&CustomIndex(\%Index, '') if ( defined(%Index) );
if ( defined(param('Browse')) && param('Browse') eq 'AllGraphs' ) {
print
'<div id="AllGraphs" style="cursor:pointer" onclick="IndexClick(this)">',
img({-src=>$icon_open, -border=>0, -id=>'AllGraphs-icon'}),
' All Graphs (' . scalar(keys(%GraphsById)) . ')',
'</div>',
'<div id="AllGraphs-child">',
'<blockquote class=padless>',
start_table{-width=>'100%'};
&GraphIndex('.');
print
end_table,
'</blockquote></div>';
} else {
print
a({-href=>MakeURL('Browse', 'AllGraphs')},
img({-src=>$icon_closed, -border=>0}),
' All Graphs (' . scalar(keys(%GraphsById)) . ')'), br;
}
if ( defined(param('Browse')) && param('Browse') eq 'AllTemplates' ) {
# Templates list
print
'<div id="AllTemplates" style="cursor:pointer" onclick="IndexClick(this)">',
img({-src=>$icon_open, -border=>0, -id=>'AllTemplates-icon'}),
' All Templates (' . scalar(keys(%TemplatesById)) . ')',
'</div>',
'<div id="AllTemplates-child">',
'<blockquote class=padless>',
start_table{-width=>'100%'};
&Cache_Load;
&TemplateIndex('.');
print
end_table,
'</blockquote></div>';
} else {
print
a({-href=>MakeURL('Browse', 'AllTemplates')},
img({-src=>$icon_closed, -border=>0}),
' All Templates (' . scalar(keys(%TemplatesById)) . ')'), br;
}
if ( defined(param('Browse')) && param('Browse') eq 'AllDashboards' ) {
# Dashboards list
print
'<div id="AllDashboards" style="cursor:pointer" onclick="IndexClick(this)">',
img({-src=>$icon_open, -border=>0, -id=>'AllDashboards-icon'}),
' All Dashboards (' . scalar(keys(%BoardsById)) . ')',
'</div>',
'<div id="AllDashboards-child">',
'<blockquote class=padless>',
start_table{-width=>'100%'};
&Cache_Load;
&DashBoardIndex('.');
print
end_table,
'</blockquote></div>';
} else {
print
a({-href=>MakeURL('Browse', 'AllDashboards')},
img({-src=>$icon_closed, -border=>0}),
' All Dashboards (' . scalar(keys(%BoardsById)) . ')'), br;
}
if ( $level > 0 ) {
# Link to log page
print
a({-href=>MakeURL('Browse', 'Log')},
img({-src=>$icon_text, -border=>0}), ' ChangeLog'), br;
# Link to help page
print
a({-target=>'drrawhelp', -href=>MakeURL('Browse', 'Help')},
img({-src=>$icon_help, -border=>0}), ' Help'), br;
}
if ( $level > 1 ) {
# For level 2 users,
# "Report a bug" link
# "Add this installation to the compatibility report" link
print
a({-target=>'drrawhelp',
href=>MakeURL('Browse', 'Help') . '#contact'},
img({-src=>$icon_bug, -border=>0}), ' Report a bug'), br;
$drraw_ID = param('Reported')
if ( defined(param('Reported')) );
my $query = new CGI;
$query->delete_all;
$query->param('drrawver', "$VERSION");
$query->param('perlver', "$]");
$query->param('cgiver', "$CGI::VERSION");
$query->param('rrdver', "$RRDs::VERSION");
$query->param('osname', "$^O");
$query->param('websvr', $ENV{'SERVER_SOFTWARE'});
$query->param('id', $drraw_ID);
my $status;
if ( defined(param('Reported')) ) {
$drraw_reported = $query->query_string();
&Indexes_Save('drraw', $drraw_ID, $drraw_reported);
} else {
if ( defined($drraw_reported) ) {
$status = b("out of date")
if ( $drraw_reported ne $query->query_string() );
} else {
$status = b("unreported");
}
$query->param('url', url());
print
a({-href=>"http://web.taranis.org/cgi-bin/drraw-report.pl?"
. $query->query_string()},
img({-src=>$icon_link, -border=>0}),
' Add this installation to the compatibility report.'),
' Status: '. $status
if ( defined($status) && scalar(keys(%GraphsById)) + scalar(keys(%TemplatesById)) > 5 && $REVISION eq $RELEASE );
}
}
print
$drrawhome,
$footer,
end_html;
} elsif ( (defined(param('Graph')) || defined(param('Template'))
|| defined(param('Dashboard')) ) && defined(param('Mode')) ) {
#
# Displaying, without any editing..
#
if ( param('Mode') eq 'view' ) {
# Mode=view -> HTML page
&Indexes_Load;
# Make sure that whatever was requested exists..
if ( defined(param('Graph'))
&& !defined($GraphsById{param('Graph')}) ) {
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '. $title}),
$header,
h1('Invalid Request.'),
p('Sorry, the graph you requested (' . param('Graph')
. ') does not appear in the index.');
} elsif ( defined(param('Template'))
&& !defined($TemplatesById{param('Template')}) ) {
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '. $title}),
$header,
h1('Invalid Request.'),
p('Sorry, the template you requested (' . param('Template')
. ') does not appear in the index.');
} elsif ( defined(param('Template')) && !defined(param('Base')) ) {
# Template, but no base specified, display choices on a single page
&Cache_Load;
&TMPLFind($TemplatesById{param('Template')}{'Filter'},
$TemplatesById{param('Template')}{'Display'});
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '
. $TemplatesById{param('Template')}{'Name'}}),
$header,
h1($TemplatesById{param('Template')}{'Name'}),
start_form({-align=>'center', -method=>'GET'}),
'<input type=hidden name=Template value=' . param('Template') . " />\n",
p({-align=>'center'},
scrolling_list(-name=>'Base',
-multiple=>'true',
-values=>[sort { $TMPL{$a} cmp $TMPL{$b} }
keys(%TMPL)],
-labels=>\%TMPL,
-size=>(scalar(keys(%TMPL)) < 25) ?
scalar(keys(%TMPL)) : 25),
submit(-name=>'Mode', -value=>'view', -valign=>'center')),
end_form;
} elsif ( defined(param('Dashboard'))
&& !defined($BoardsById{param('Dashboard')}) ) {
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '. $title}),
$header,
h1('Invalid Request.'),
p('Sorry, the dashboard you requested (' .
param('Dashboard') . ') does not appear in the index.');
} elsif ( defined(param('Dashboard')) ) {
# Dashboard template, but no base specified, display choices
# on a single page
&Cache_Load;
&BoardFind(param('Dashboard'));
if ( scalar(keys(%DBTMPL)) > 0 && !defined(param('Base')) ) {
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '
. $BoardsById{param('Dashboard')}{'Name'}}),
$header,
h1($BoardsById{param('Dashboard')}{'Name'}),
p({-align=>'center'},
start_form({-align=>'center', -method=>'GET'}),
'<input type=hidden name=Dashboard value='. param('Dashboard') ." />\n",
scrolling_list(-name=>'Base',
-values=>[sort keys(%DBTMPL)],
-size=>(scalar(keys(%DBTMPL)) < 25) ?
scalar(keys(%DBTMPL)) : 25),
submit(-name=>'Mode', -value=>'view', -valign=>'center'),
end_form);
} else {
#
# Dashboard display page
#
# Save what we need later on
my $board = param('Dashboard');
my $base = param('Base');
my $filter = ( defined(param('Filter')) ) ? param('Filter'):'';
my $view = param('View');
my $start = param('Start');
my $end = param('End');
# Load dashboard definition
&Definition_Load('d' . param('Dashboard'));
# Find out which view to use
if ( !defined($view) ) {
$view = 0;
while ( $view < scalar(@dv_name) ) {
last if ( $dv_name[$view] eq param('dView') );
$view += 1;
}
$view = 0 if ( $view >= scalar(@dv_name) );
}
param(-name=>'View', -value=>$view);
if ( !defined($start) || !defined($end) ) {
param(-name=>'Start', -value=>$dv_def[$view]);
param(-name=>'End', -value=>'now');
} else {
param(-name=>'Start', -value=>$start);
param(-name=>'End', -value=>$end);
$view = -1;
}
# Dashboards are somewhat special in the sense that they will
# potentially cause _many_ graphs to be drawn. As this is
# typically done for relatively long period of times and
# small(er) images, there really is little point in having a
# short page refresh to get many cached images, so let's spare
# the server.
my ( $startts, $endts ) = ( 0, time );
my $ttl = 1800; # 30m Default for dashboards
if ( defined(&RRDs::times) ) {
( $startts, $endts ) = RRDs::times(param('Start'),
param('End'));
die "Invalid result ($startts) from RRDs::times()\n"
unless ( $startts =~ /(\d+)/ );
$startts = $1; # Untaint
die "Invalid result ($endts) from RRDs::times()\n"
unless ( $endts =~ /(\d+)/ );
$endts = $1; # Untaint
if ( defined(param('dWidth'))
&& param('dWidth') =~ /(\d+)/ ) {
$ttl = int(($endts - $startts + 1) / $1); # Untaint
} else {
$ttl = int(($endts - $startts + 1) / 400 );
}
} else {
if ( $view < scalar(@dv_secs) ) {
if ( defined(param('dWidth'))
&& param('dWidth') =~ /(\d+)/ ) {
$ttl = int($dv_secs[$view] / $1); # Untaint
} else {
$ttl = int($dv_secs[$view] / 400);
}
}
}
# The above calculations can result in short refresh times
# depends on how sensible the configuration and user settings
# are.
$ttl = $drefresh unless ( $ttl > $drefresh );
# Header
print
header,
start_html({-style=>{-code=>$CSS}, -title=>'drraw - '
. $BoardsById{$board}{'Name'},
-head=>meta({-http_equiv=>'Refresh',
-content=>$ttl})}),
$header,
$ViewerJS,
start_table({-width=>'100%', -border=>0}),
Tr(td(h1($BoardsById{$board}{'Name'})),
td({-align=>'right', -valign=>'top'},
a({-href => $BASE_URI}, b('[Home]')),
( $level > 0 ) ?
a({-href=>&MakeURL('USERSAID', 'Edit', 'Type', 'DB',
'Dashboard', $board)},
'[Edit]') : '',
( -e $saved_dir .'/RCS/d'. $board .',v' )
? a({-href=>MakeURL('Browse', 'Rcs',
'Id', 'd'. $board)},
'[RCS Log]') : '',
br, small(b("". strftime("%Y-%m-%d %H:%M:%S",
localtime))),
br,
small({-id=>'counter'}))),
end_table,
'<script type="text/javascript">',
'ViewerStart = new Date(); ViewerRefresh = '. $ttl .';',
'setTimeout("ViewerCountdown(\'counter\')", 1000);',
'</script>',
'<p align=center>';
# Display the view chooser
$view = 0;
while ( $view < scalar(@dv_name) ) {
if ( $view == param('View') ) {
print
b(' [' . $dv_name[$view] . '] ');
} else {
print
a({-href=>&MakeURL('Mode', 'view',
'Dashboard', $board,
'Base', $base,
'View', $view,
'Filter', $filter)},
' [' . $dv_name[$view] . '] ');
}
$view += 1;
}
# Display custom view entry fields
print
'</p>',
start_form({-align=>'center', -method=>'GET'}),
'<p align="center">',
'<input type=hidden name=View value=-1 />',
'<input type=hidden name=Dashboard value='. $board .' />',
'Start: ', textfield(-name=>'Start'),
'End: ', textfield(-name=>'End');
if ( defined($base) ) {
print
'<input type=hidden name=Base value="'. $base .'" />';
} else {
print