summaryrefslogtreecommitdiffstats
path: root/lib/Smokeping.pm
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Smokeping.pm')
-rw-r--r--lib/Smokeping.pm126
1 files changed, 100 insertions, 26 deletions
diff --git a/lib/Smokeping.pm b/lib/Smokeping.pm
index b4760c5..7add9ed 100644
--- a/lib/Smokeping.pm
+++ b/lib/Smokeping.pm
@@ -612,6 +612,25 @@ sub exp2seconds ($) {
return $x;
}
+sub calc_stddev {
+ my $rrd = shift;
+ my $id = shift;
+ my $pings = shift;
+ my @G = map {"DEF:p${id}p${_}=${rrd}:ping${_}:AVERAGE"} 1..$pings;
+ push @G, "CDEF:m${id}="."p${id}p1,".join(",",map {"p${id}p$_,+"} 2..$pings).",$pings,/";
+ push @G, "CDEF:sdev${id}=p${id}p1,m${id},-,DUP,*,".join(",",map {"p${id}p$_,m${id},-,DUP,*,+"} 2..$pings).",$pings,/,SQRT";
+ return @G;
+}
+
+sub brighten_webcolor {
+ my $web = shift;
+ my @rgb = Smokeping::Colorspace::web_to_rgb($web);
+ my @hsl = Smokeping::Colorspace::rgb_to_hsl(@rgb);
+ $hsl[2] = (1 - $hsl[2]) * (2/3) + $hsl[2];
+ @rgb = Smokeping::Colorspace::hsl_to_rgb(@hsl);
+ return Smokeping::Colorspace::rgb_to_web(@rgb);
+}
+
sub get_overview ($$$$){
my $cfg = shift;
my $q = shift;
@@ -639,12 +658,50 @@ sub get_overview ($$$$){
foreach my $prop (sort {$tree->{$a}{_order} <=> $tree->{$b}{_order}}
grep { ref $tree->{$_} eq 'HASH' and defined $tree->{$_}{host}}
keys %$tree) {
- my $rrd = $cfg->{General}{datadir}.$dir."/$prop.rrd";
+ my @slaves = ("");
+ if ($tree->{$prop}{slaves}){
+ push @slaves, split /\s+/,$tree->{$prop}{slaves};
+ };
+ my @G; #Graph 'script'
my $max = $cfg->{Presentation}{overview}{max_rtt} || "100000";
- my $medc = $cfg->{Presentation}{overview}{median_color} || "ff0000";
my $probe = $probes->{$tree->{$prop}{probe}};
- my $ProbeUnit = $probe->ProbeUnit();
my $pings = $probe->_pings($tree->{$prop});
+ my $i = 0;
+ for my $slave (@slaves){
+ $i++;
+ my $s = $slave ? "~".$slave : "";
+ my $rrd = $cfg->{General}{datadir}.$dir.'/'.$prop.$s.'.rrd';
+ my $medc = $slave ? $cfg->{Slaves}{$slave}{color} : $cfg->{Presentation}{overview}{median_color} || "ff0000";
+ my $sdc = brighten_webcolor($medc);
+ my $name = sprintf("%-10s", $slave ? $cfg->{Slaves}{$slave}{display_name} : $cfg->{General}{display_name} || hostname);
+ push @G,
+ "DEF:median$i=${rrd}:median:AVERAGE",
+ "DEF:loss$i=${rrd}:loss:AVERAGE",
+ "CDEF:ploss$i=loss$i,$pings,/,100,*",
+ "CDEF:dm$i=median$i,0,$max,LIMIT",
+ calc_stddev($rrd,$i,$pings),
+ "CDEF:dmlow$i=dm$i,sdev$i,-",
+ "CDEF:s2d$i=sdev$i,2,*",
+# "CDEF:dm2=median,1.5,*,0,$max,LIMIT",
+# "LINE1:dm2", # this is for kicking things down a bit
+ "AREA:dmlow$i",
+ "AREA:s2d${i}${sdc}::STACK";
+ if ($#slaves > 0){
+ push @G,
+ "LINE1:dm$i#$medc:median RTT from $name ",
+ "GPRINT:median$i:AVERAGE:RTT\\: %.2lf %ss ",
+ "GPRINT:ploss$i:AVERAGE:pkt loss\\: %.2lf %%",
+ "GPRINT:sdev$i:AVERAGE:std dev\\: %.1le\\l",
+ }
+ else {
+ push @G,
+ "LINE1:dm$i#$medc:median RTT ",
+ "GPRINT:median$i:AVERAGE:\\: %.2lf %ss ",
+ "GPRINT:ploss$i:AVERAGE:pkt loss\\: %.2lf %%",
+ "GPRINT:sdev$i:AVERAGE:std dev\\: %.1le\\l",
+ }
+ }
+ my $ProbeUnit = $probe->ProbeUnit();
my ($graphret,$xs,$ys) = RRDs::graph
($cfg->{General}{imgcache}.$dir."/${prop}_mini.png",
'--lazy',
@@ -657,20 +714,12 @@ sub get_overview ($$$$){
'--alt-autoscale-max',
'--alt-y-grid',
'--lower-limit','0',
- "DEF:median=${rrd}:median:AVERAGE",
- "DEF:loss=${rrd}:loss:AVERAGE",
- "CDEF:ploss=loss,$pings,/,100,*",
- "CDEF:dm=median,0,$max,LIMIT",
- "CDEF:dm2=median,1.5,*,0,$max,LIMIT",
- "LINE1:dm2", # this is for kicking things down a bit
- "LINE1:dm#$medc:median RTT",
- "GPRINT:median:AVERAGE:avg RTT\\: %.2lf %ss",
- "GPRINT:ploss:AVERAGE:avg pkt loss\\: %.2lf %%",
- "COMMENT:$date\\j");
+ @G,
+ "COMMENT:$date\\r");
my $ERROR = RRDs::error();
$page .= "<div>";
if (defined $ERROR) {
- $page .= "ERROR: $ERROR";
+ $page .= "ERROR: $ERROR<br>".join("<br>", map {"'$_'"} @G);
} else {
$page.="<A HREF=\"".lnk($q, (join ".", @$open, ${prop}))."\">".
"<IMG BORDER=\"0\" WIDTH=\"$xs\" HEIGHT=\"$ys\" ".
@@ -758,7 +807,7 @@ sub get_detail ($$$$;$){
# b) 'n' navigator mode with one graph. below the graph one can specify the end time
# and the length of the graph.
# c) 'c' chart mode, one graph with a link to it's full page
- # d) 'a' ajax mode, generate image based on given url
+ # d) 'a' ajax mode, generate image based on given url and dump in on stdout
#
my $cfg = shift;
my $q = shift;
@@ -1076,9 +1125,24 @@ sub get_detail ($$$$;$){
my ($graphret,$xs,$ys) = RRDs::graph @task;
my $ERROR = RRDs::error();
- if ($mode eq 'n' or $mode eq 'a'){
+ if ($ERROR) {
+ return "<div>ERROR: $ERROR</div>";
+ };
+
+ if ($mode eq 'a'){
+ open my $img, "${imgbase}_${end}_${start}.png";
+ binmode $img;
+ print "Content-Type: image/png\n\n";
+ my $data;
+ read($img,$data,(stat($img))[7]);
+ close $img;
+ print $data;
+ unlink "${imgbase}_${end}_${start}.png";
+ exit;
+ }
+ elsif ($mode eq 'n'){
$page .= qq|<div class="zoom" style="cursor: crosshair;">|;
- $page .= ( $ERROR || qq|<IMG style="cursor: crosshair;" BORDER="0" WIDTH="$xs" HEIGHT="$ys" SRC="${imghref}_${end}_${start}.png"> | );
+ $page .= qq|<IMG style="cursor: crosshair;" BORDER="0" WIDTH="$xs" HEIGHT="$ys" SRC="${imghref}_${end}_${start}.png">| ;
$page .= "</div>";
$page .= $q->start_form(-method=>'GET')
@@ -1989,14 +2053,14 @@ DOC
{
_sections => [ qw(General Database Presentation Probes Targets Alerts Slaves) ],
_mandatory => [ qw(General Database Presentation Probes Targets) ],
- General =>
+ General =>
{
_doc => <<DOC,
General configuration values valid for the whole SmokePing setup.
DOC
_vars =>
[ qw(owner imgcache imgurl datadir dyndir pagedir piddir sendmail offset
- smokemail cgiurl mailhost contact netsnpp
+ smokemail cgiurl mailhost contact netsnpp display_name
syslogfacility syslogpriority concurrentprobes changeprocessnames tmail
changecgiprogramname linkstyle) ],
@@ -2018,6 +2082,13 @@ SmokePing cgi.
DOC
},
+ display_name =>
+ {
+ _doc => <<DOC,
+What should the master host be called when working in master/slave mode. This is used in the overview
+graph for example.
+DOC
+ },
pagedir =>
{
%$DIRCHECK_SUB,
@@ -2873,21 +2944,22 @@ How long should the master wait for its slave to answer?
END_DOC
},
"/$KEYD_RE/" => {
- _vars => [ qw(name location color) ],
- _mandatory => [ qw(name color) ],
+ _vars => [ qw(display_name location color) ],
+ _mandatory => [ qw(display_name color) ],
_sections => [ qw(override) ],
_doc => <<END_DOC,
Define some basic properties for the slave.
END_DOC
- name => {
+ display_name => {
_doc => <<END_DOC,
-The Name of the Slave.
+Name of the Slave host.
END_DOC
},
location => {
_doc => <<END_DOC,
Where is the slave located.
END_DOC
+ },
color => {
_doc => <<END_DOC,
Color for the slave in graphs where input from multiple hosts is presented.
@@ -3296,10 +3368,12 @@ sub cgi ($) {
print $q->header; # no HTML output on success
}
} else {
- print $q->header(-type=>'text/html',
- -expires=>'+'.($cfg->{Database}{step}).'s',
- -charset=> ( $cfg->{Presentation}{charset} || 'iso-8859-15')
+ if ($q->param('displaymode') ne 'a'){ #in ayax mode we do not issue a header YET
+ print $q->header(-type=>'text/html',
+ -expires=>'+'.($cfg->{Database}{step}).'s',
+ -charset=> ( $cfg->{Presentation}{charset} || 'iso-8859-15')
);
+ }
display_webpage $cfg,$q;
}
}
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-18 18:12:12 +0100