--- projects/cms/source/reports/rrdgraphing/graph.pl 2002/06/20 13:46:54 1.7 +++ projects/cms/source/reports/rrdgraphing/graph.pl 2006/11/23 16:37:44 1.20 @@ -2,6 +2,7 @@ # # i-scream central monitoring system +# http://www.i-scream.org # Copyright (C) 2000-2002 i-scream # # This program is free software; you can redistribute it and/or @@ -21,12 +22,12 @@ # ----------------------------------------------------------- # i-scream graph generation script -# http://www.i-scream.org.uk +# http://www.i-scream.org # # Generates graphs from rrd databases for i-scream data. # # $Author: tdb $ -# $Id: graph.pl,v 1.7 2002/06/20 13:46:54 tdb Exp $ +# $Id: graph.pl,v 1.20 2006/11/23 16:37:44 tdb Exp $ #------------------------------------------------------------ ## TODO @@ -34,7 +35,7 @@ # -- allow configurable periods of graphs # -- comments, types, etc -my($version) = '$Id: graph.pl,v 1.7 2002/06/20 13:46:54 tdb Exp $'; +my($version) = '$Id: graph.pl,v 1.20 2006/11/23 16:37:44 tdb Exp $'; $| = 1; @@ -44,10 +45,11 @@ use RRDs; # define variables that will be read from the config # nb. keep this insync with the config file! -use vars qw{ - $imgdir $rrddir +use vars qw{ + $imgdir $imgwidth $imgheight $rrddir $maxrrdage $maximgage $deleterrds $deleteimgs - $hex_slash $hex_underscore + $hex_slash $hex_underscore $hex_space $hex_colon $hex_bslash $hex_rbracket + $hex_lbracket $hex_plus $hex_hash $rrdstep $retry_wait $verbose $quiet }; @@ -97,14 +99,13 @@ if($opts{q}) { $verbose = 0; } - # Read the contents of the base directory # and pull out the list of subdirectories (except . and .. :) opendir(DIR, $rrddir); -my(@rrddirlist) = grep { -d "$rrddir/$_" && !/^\.$/ && !/^\.\.$/ } readdir(DIR); +my(@rrddirlist) = sort grep { -d "$rrddir/$_" && !/^\.$/ && !/^\.\.$/ } readdir(DIR); closedir DIR; -# look through each directoty, as they might +# look through each directory, as they might # contain rrds for a particular machine foreach my $machine (@rrddirlist) { # Read the contents of the directory @@ -135,80 +136,166 @@ foreach my $machine (@rrddirlist) { if($rrd =~ /^(cpu)\.rrd$/) { my(@data); my(@rawdata); - push @data, "LINE2:$1:idle:idle#00FF00:OK:idle cpu"; - push @data, "LINE2:$1:user:user#0000FF:OK:user cpu"; - push @data, "LINE2:$1:kernel:kernel#00FFFF:OK:kernel cpu"; - push @data, "LINE2:$1:swap:swap#FF00FF:OK:swap cpu"; - push @data, "LINE2:$1:iowait:iowait#FF0000:OK:iowait cpu"; + push @data, "AREA:$1:swap:swap#FF00FF:OK:swap cpu "; + push @data, "STACK:$1:iowait:iowait#FF0000:OK:iowait cpu"; + push @data, "STACK:$1:kernel:kernel#00FFFF:OK:kernel cpu"; + push @data, "STACK:$1:user:user#0000FF:OK:user cpu "; + push @data, "LINE2:$1:idle:idle#00FF00:OK:idle cpu "; push @rawdata, "--upper-limit=100"; - &makegraph($machine, $1, "CPU Usage for $machine", \@data, \@rawdata); + &makegraph($machine, $1, "CPU Usage for $machine", "% cpu time", \@data, \@rawdata); } + if($rrd =~ /^(uptime)\.rrd$/) { + my(@data); + push @data, "LINE2:$1:uptime:uptime#0000FF:OK:uptime"; + &makegraph($machine, $1, "Uptime for $machine", "uptime in seconds", \@data); + } if($rrd =~ /^(mem)\.rrd$/) { my(@data); my(@rawdata); - # we don't actually want to display free memory, - # although we need it to do inuse... + # we don't actually want to display free or total memory, + # although we need it to work out peruse... push @data, "NONE:$1:free:free#CCCCFF:NONE:free memory"; - push @data, "LINE2:$1:total:total#0000FF:NONE:total memory"; - # calculate inuse - push @rawdata, "CDEF:inuse=total,free,-"; + push @data, "NONE:$1:total:total#0000FF:NONE:total memory\\n"; + push @data, "NONE:$1:cache:cache#0000FF:NONE:cache memory\\n"; + # calculate peruse - note that we only use 'free' if it's + # less or equal to total (this is to avoid negative percentages :) + push @rawdata, "CDEF:peruse=total,free,total,LE,free,0,IF,-,total,/,100,*"; + push @rawdata, "CDEF:percacuse=cache,total,LE,cache,0,IF,total,/,100,*"; # and add it to the graph - push @rawdata, "AREA:inuse#CCCCFF:memory in use\\l"; + push @rawdata, "AREA:peruse#CCCCFF:% memory in use"; + &addlegend(\@rawdata, "peruse"); + push @rawdata, "LINE2:percacuse#0000FF:% memory cache "; + &addlegend(\@rawdata, "percacuse"); + push @rawdata, "--upper-limit=100"; push @rawdata, "--base=1024"; - # add some nice values to the legend - &addlegend(\@rawdata, "inuse"); - &makegraph($machine, $1, "Memory Usage for $machine", \@data, \@rawdata); + # put the total memory on the graph so we can map percentages to real values + push @rawdata, "GPRINT:total:LAST:Current total memory\\: \%.2lf %sb\\c"; + &makegraph($machine, $1, "Memory Usage for $machine", "% memory in use", \@data, \@rawdata); } if($rrd =~ /^(load)\.rrd$/) { my(@data); - push @data, "LINE2:$1:load1:load1#CCCCFF:OK:1 minute load average"; - push @data, "LINE2:$1:load5:load5#7777FF:OK:5 minute load average"; - push @data, "LINE2:$1:load15:load15#0000FF:OK:15 minute load average"; - &makegraph($machine, $1, "Loads for $machine", \@data); + push @data, "LINE2:$1:load1:load1#CCCCFF:OK: 1 min load average"; + push @data, "LINE2:$1:load5:load5#7777FF:OK: 5 min load average"; + push @data, "LINE2:$1:load15:load15#0000FF:OK:15 min load average"; + &makegraph($machine, $1, "Loads for $machine", "load average", \@data); } if($rrd =~ /^(proc)\.rrd$/) { my(@data); - push @data, "LINE2:$1:cpu:cpu#00FF00:OK:cpu processes"; - push @data, "LINE2:$1:sleeping:sleeping#0000FF:OK:sleeping processes"; - push @data, "LINE2:$1:stopped:stopped#00FFFF:OK:stopped processes"; - push @data, "LINE2:$1:total:total#FF00FF:OK:total processes"; - push @data, "LINE2:$1:zombie:zombie#FF0000:OK:zombie processes"; - &makegraph($machine, $1, "Processes on $machine", \@data); + push @data, "AREA:$1:stopped:stopped#00FFFF:OK:stopped processes "; + push @data, "STACK:$1:zombie:zombie#FF0000:OK:zombie processes "; + push @data, "STACK:$1:cpu:cpu#00FF00:OK:cpu processes "; + push @data, "STACK:$1:sleeping:sleeping#0000FF:OK:sleeping processes"; + push @data, "LINE2:$1:total:total#FF00FF:OK:total processes "; + &makegraph($machine, $1, "Processes on $machine", "no. of processes", \@data); } if($rrd =~ /^(swap)\.rrd$/) { my(@data); my(@rawdata); - # we don't actually want to display free swap, - # although we need it to do inuse... + # we don't actually want to display free or total swap, + # although we need it to work out peruse... push @data, "NONE:$1:free:free#CCCCFF:NONE:free swap"; - push @data, "LINE2:$1:total:total#0000FF:NONE:total swap"; - # calculate inuse - push @rawdata, "CDEF:inuse=total,free,-"; + push @data, "NONE:$1:total:total#0000FF:NONE:total swap\\n"; + # calculate peruse - note that we only use 'free' if it's + # less or equal to total (this is to avoid negative percentages :) + push @rawdata, "CDEF:peruse=total,free,total,LE,free,0,IF,-,total,/,100,*"; # and add it to the graph - push @rawdata, "AREA:inuse#CCCCFF:swap in use\\l"; + push @rawdata, "AREA:peruse#CCCCFF:% swap in use"; + push @rawdata, "--upper-limit=100"; push @rawdata, "--base=1024"; # add some nice values to the legend - &addlegend(\@rawdata, "inuse"); - &makegraph($machine, $1, "Swap Usage for $machine", \@data, \@rawdata); + &addlegend(\@rawdata, "peruse"); + # put the total swap on the graph so we can map percentages to real values + push @rawdata, "GPRINT:total:LAST:Current total swap\\: \%.2lf %sb\\c"; + &makegraph($machine, $1, "Swap Usage for $machine", "% swap in use", \@data, \@rawdata); } if($rrd =~ /^(users)\.rrd$/) { my(@data); push @data, "AREA:$1:count:count#CCCCFF:OK:user count"; - &makegraph($machine, $1, "User Count for $machine", \@data); + &makegraph($machine, $1, "User Count for $machine", "no. of users", \@data); } - if($rrd =~ /^(disk)-(\S+).rrd$/) { + if($rrd =~ /^(paging)\.rrd$/) { my(@data); + push @data, "AREA:$1:pageins:pageins#00FF00:OK:pages paged in "; + push @data, "LINE2:$1:pageouts:pageouts#0000FF:OK:pages paged out"; + &makegraph($machine, $1, "Paging on $machine", "pages per second", \@data); + } + if($rrd =~ /^(disk)-(\S+)\.rrd$/) { + my(@data); my(@rawdata); - push @data, "LINE2:$1-$2:kbytes:kbytes#0000FF:NONE:total size"; - push @data, "AREA:$1-$2:used:used#CCCCFF:OK:used"; + # we need this lot for our calculations, but we'll never show them + push @data, "NONE:$1-$2:total:total#0000FF:NONE:total size\\n"; + push @data, "NONE:$1-$2:used:used#CCCCFF:NONE:used space"; + push @data, "NONE:$1-$2:totalinodes:totalinodes#000000:NONE:total inodes"; + push @data, "NONE:$1-$2:freeinodes:freeinodes#000000:NONE:free inodes"; + # calculate peruse, add it to the graph, and add a legend + push @rawdata, "CDEF:peruse=used,total,/,100,*"; + push @rawdata, "AREA:peruse#CCCCFF:% disk used "; + &addlegend(\@rawdata, "peruse"); + # put the total space on the graph so we can map percentages to real values + push @rawdata, "GPRINT:total:LAST:Current total space\\: \%.2lf %sb\\c"; + # calculate perinodeuse, add it to the graph, and add a legend + push @rawdata, "CDEF:perinodeuse=totalinodes,freeinodes,totalinodes,LT,freeinodes,0,IF,-,totalinodes,/,100,*"; + push @rawdata, "LINE2:perinodeuse#FF4444:% inodes used"; + push @rawdata, "--upper-limit=100"; push @rawdata, "--base=1024"; + &addlegend(\@rawdata, "perinodeuse"); + # put the total inodes on the graph so we can map percentages to real values + push @rawdata, "GPRINT:totalinodes:LAST:Current total inodes\\: \%.2lf %s\\c"; + # some name tidting my($type) = $1; my($name) = $2; my($nicename) = $2; $nicename =~ s/$hex_slash/\//g; $nicename =~ s/$hex_underscore/_/g; - &makegraph($machine, "$type-$name", "Disk Usage for $machine on $nicename", \@data, \@rawdata); + $nicename =~ s/$hex_bslash/\\/g; + $nicename =~ s/$hex_space/ /g; + $nicename =~ s/$hex_colon/:/g; + &makegraph($machine, "$type-$name", "Disk Usage for $machine on $nicename", "% usage", \@data, \@rawdata); } + if($rrd =~ /^(diskio)-(\S+)\.rrd$/) { + my(@data); + my(@rawdata); + push @data, "AREA:$1-$2:rbytes:rbytes#00FF00:OK:read bytes "; + push @data, "LINE2:$1-$2:wbytes:wbytes#0000FF:OK:write bytes"; + push @rawdata, "--base=1024"; + # some name tidying + my($type) = $1; + my($name) = $2; + my($nicename) = $2; + $nicename =~ s/$hex_slash/\//g; + $nicename =~ s/$hex_underscore/_/g; + $nicename =~ s/$hex_bslash/\\/g; + $nicename =~ s/$hex_space/ /g; + $nicename =~ s/$hex_colon/:/g; + &makegraph($machine, "$type-$name", "Disk IO for $machine on $nicename", "bytes per second", \@data, \@rawdata); + } + if($rrd =~ /^(net)-(\S+)\.rrd$/) { + my(@data); + my(@rawdata); + push @data, "AREA:$1-$2:rx:rx#00FF00:OK:received bytes "; + push @data, "LINE2:$1-$2:tx:tx#0000FF:OK:transfered bytes"; + push @rawdata, "--base=1024"; + # some name tidying + my($type) = $1; + my($name) = $2; + my($nicename) = $2; + $nicename =~ s/$hex_slash/\//g; + $nicename =~ s/$hex_underscore/_/g; + $nicename =~ s/$hex_bslash/\\/g; + $nicename =~ s/$hex_space/ /g; + $nicename =~ s/$hex_colon/:/g; + $nicename =~ s/$hex_lbracket/(/g; + $nicename =~ s/$hex_rbracket/)/g; + $nicename =~ s/$hex_plus/+/g; + $nicename =~ s/$hex_hash/#/g; + &makegraph($machine, "$type-$name", "Network IO for $machine on $nicename", "bytes per second", \@data, \@rawdata); + } + if($rrd =~ /^(mailq)-(\S+)\.rrd$/) { + my(@data); + my(@rawdata); + push @data, "LINE2:$1-$2:size:size#0000FF:OK:messages"; + &makegraph($machine, "$1-$2", "Mail Queue ($2) Size for $machine", "messages in queue", \@data, \@rawdata); + } # probably a queue with a name like this :) if($rrd =~ /^(\d+)_0\.rrd$/) { my(@data); @@ -219,7 +306,7 @@ foreach my $machine (@rrddirlist) { push @data, "LINE2:$baserrd\_$i:size:size$i" . &get_colour($i) . ":OK:queue$i size "; ++$i; } - push @data, "LINE2:$baserrd\_0:total:total#FF0000:OK:packets/sec"; + push @data, "LINE2:$baserrd\_0:total:total#FF0000:OK:packets/sec "; my($comment); if(-f "$rrddir/$machine/$baserrd.def") { open(DEF, "$rrddir/$machine/$baserrd.def"); @@ -227,7 +314,7 @@ foreach my $machine (@rrddirlist) { chomp $comment if defined $comment; } $comment = "unknown queue" if not defined $comment; - &makegraph($machine, $baserrd, $comment, \@data, \@rawdata); + &makegraph($machine, $baserrd, $comment, "", \@data, \@rawdata); } } # have a last check, maybe we can remove the directory now? @@ -248,10 +335,10 @@ if($deleteimgs) { # Read the contents of the graphs directory # and pull out the list of subdirectories (except . and .. :) opendir(DIR, $imgdir); - my(@imgdirlist) = grep { -d "$imgdir/$_" && !/^\.$/ && !/^\.\.$/ } readdir(DIR); + my(@imgdirlist) = sort grep { -d "$imgdir/$_" && !/^\.$/ && !/^\.\.$/ } readdir(DIR); closedir DIR; - # look through each directoty, as they might + # look through each directory, as they might # contain images for a particular machine foreach my $machine (@imgdirlist) { # Read the contents of the directory @@ -296,6 +383,8 @@ exit(0); # (eg. cpu) # $title = the title for the graph # (eg. kernow CPU usage) +# $vlabel = the vertical label to apply to the left side of the graph +# (eg. kb/s) # $dataref = a reference to an array containing information for the graph # elements of format: "gtype:rrdname:dsname:name#colour:legend:comment with spaces" # (if gtype is "NONE" only a DEF of 'name' will be defined, no line will be plotted) @@ -305,7 +394,7 @@ exit(0); # sub makegraph() { - my($machine, $type, $title, $dataref, $rawcmdref) = @_; + my($machine, $type, $title, $vlabel, $dataref, $rawcmdref) = @_; # pass in these arrays by reference my(@data) = @$dataref if defined $dataref; my(@rawcmd) = @$rawcmdref if defined $rawcmdref; @@ -323,7 +412,7 @@ sub makegraph() { if($dataitem =~ /^(\S+):(\S+):(\S+):(\S+)#(.{6}):(\S+):(.*)$/) { push @rrdcmd, "DEF:$4=$rrddir/$machine/$2.rrd:$3:AVERAGE"; if($1 ne "NONE") { - push @rrdcmd, "$1:$4#$5:$7\\s"; + push @rrdcmd, "$1:$4#$5:$7"; if($6 ne "NONE") { # add some nice values to the legend &addlegend(\@rrdcmd, $4); @@ -334,6 +423,9 @@ sub makegraph() { push @rrdcmd, "--title=$title"; push @rrdcmd, "--imgformat=PNG"; push @rrdcmd, "--lower-limit=0"; + push @rrdcmd, "--vertical-label=$vlabel"; + push @rrdcmd, "--width=$imgwidth"; + push @rrdcmd, "--height=$imgheight"; # not entirely convinced this is good... push @rrdcmd, "--alt-autoscale-max"; # add any further raw commands @@ -365,10 +457,9 @@ sub makegraph() { # accepts reference to an array and a name sub addlegend() { my($dataref, $name) = @_; - push @$dataref, "GPRINT:$name:LAST:latest=\%lf\\r"; - push @$dataref, "GPRINT:$name:AVERAGE:average=\%lf"; - push @$dataref, "GPRINT:$name:MAX:max=\%lf"; - push @$dataref, "GPRINT:$name:MIN:min=\%lf\\r"; + push @$dataref, "GPRINT:$name:LAST:Current\\: \%8.2lf %s"; + push @$dataref, "GPRINT:$name:AVERAGE:Average\\: \%8.2lf %s"; + push @$dataref, "GPRINT:$name:MAX:Max\\: \%8.2lf %s\\n"; } # hacky subroutine to return a colour