From 45bf98526bea58d37fbb30b4152dd1041ccb93be Mon Sep 17 00:00:00 2001
From: Benjamin Oechslein <benjamin.oechslein@informatik.uni-erlangen.de>
Date: Mon, 12 Jan 2015 23:08:46 +0100
Subject: [PATCH] Add daily average graph mode

---
 upsgraph.pl | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/upsgraph.pl b/upsgraph.pl
index cade9b2..e55622b 100755
--- a/upsgraph.pl
+++ b/upsgraph.pl
@@ -90,6 +90,7 @@ sub rrdcreate(@) {
 	push @cmd, "RRA:AVERAGE:0.5:1:${keep}";
 	push @cmd, "RRA:MIN:0.4:${stepsPerHour}:${keepHours}";
 	push @cmd, "RRA:MAX:0.4:${stepsPerHour}:${keepHours}";
+	push @cmd, "RRA:AVERAGE:0.5:${stepsPerHour}:${keepHours}";
 
 	RRDs::create(@cmd);
 	if (RRDs::error) {
@@ -200,9 +201,16 @@ sub dayGraphFunc {
 	}
 	my $dayCons = '';
 	my $consFunc = '';
-	for (my $i = 1; $i < $dataPoints; ++$i) {
-		$dayCons .= "prev${mode}${i},";
-		$consFunc .= ",${mode}";
+	if ($mode ne 'AVG') {
+		for (my $i = 1; $i < $dataPoints; ++$i) {
+			$dayCons .= "prev${mode}${i},";
+			$consFunc .= ",${mode}";
+		}
+	} else {
+		for (my $i = 1; $i < $dataPoints; ++$i) {
+			$dayCons .= "prev${mode}${i},";
+		}
+		$consFunc = ",${dataPoints},${mode}";
 	}
 	push @args, "CDEF:day${mode}=${dayCons}${dataSrc}${consFunc}";
 	push @args, "CDEF:fillCalDay${mode}0=COUNT,${dataPoints},%,0,EQ,day${mode},UNKN,IF";
@@ -236,6 +244,8 @@ sub cfgToGraphDef {
 			push @graphDef, @{dayGraphFunc("${varname}-min", 'MIN', '0000ff', 'Day Minimum Temperature', $dpPerDay)};
 		} elsif ($subGraph eq 'day-max') {
 			push @graphDef, @{dayGraphFunc("${varname}-max", 'MAX', '00ff00', 'Day Maximum Temperature', $dpPerDay)};
+		} elsif ($subGraph eq 'day-avg') {
+			push @graphDef, @{dayGraphFunc("${varname}-houravg", 'AVG', 'ff0000', 'Day Average Temperature', $dpPerDay)};
 		}
 	}
 	return \@graphDef;
@@ -361,7 +371,7 @@ foreach my $host (@$hosts) {
 		}
 		    
 		if ($rrdinfo->{'rra[0].rows'} != $keep ||
-			!defined($rrdinfo->{'rra[1].rows'}) || $rrdinfo->{'rra[1].rows'} != $keepHours ||
+			!defined($rrdinfo->{'rra[3].rows'}) || $rrdinfo->{'rra[3].rows'} != $keepHours ||
 			$limitsChanged == 1) {
 
 			print "Resizing ${rrdfile}.${field} from " . $rrdinfo->{'rra[0].rows'} .
@@ -511,6 +521,7 @@ while(1) {
 			push @graphdef, "DEF:${var}-avg=${rrdfile}.${var}:${var}:AVERAGE";
 			push @graphdef, "DEF:${var}-min=${rrdfile}.${var}:${var}:MIN";
 			push @graphdef, "DEF:${var}-max=${rrdfile}.${var}:${var}:MAX";
+			push @graphdef, "DEF:${var}-houravg=${rrdfile}.${var}:${var}:AVERAGE:step=3600";
 			push @graphdef, "LINE1:${var}-avg#FF0000";
 			push @graphdef, "VDEF:cur=${var}-avg,LAST";
 			push @graphdef, 'GPRINT:cur:Current\\: <span foreground="#FF0000">%.2lf</span>\\r';
-- 
2.39.2