| 97 |
|
$verbose = 0; |
| 98 |
|
} |
| 99 |
|
|
| 100 |
– |
|
| 100 |
|
# Read the contents of the base directory |
| 101 |
|
# and pull out the list of subdirectories (except . and .. :) |
| 102 |
|
opendir(DIR, $rrddir); |
| 134 |
|
if($rrd =~ /^(cpu)\.rrd$/) { |
| 135 |
|
my(@data); |
| 136 |
|
my(@rawdata); |
| 137 |
< |
push @data, "LINE2:$1:idle:idle#00FF00:idle cpu"; |
| 138 |
< |
push @data, "LINE2:$1:user:user#0000FF:user cpu"; |
| 139 |
< |
push @data, "LINE2:$1:kernel:kernel#00FFFF:kernel cpu"; |
| 140 |
< |
push @data, "LINE2:$1:swap:swap#FF00FF:swap cpu"; |
| 141 |
< |
push @data, "LINE2:$1:iowait:iowait#FF0000:iowait cpu"; |
| 137 |
> |
push @data, "LINE2:$1:idle:idle#00FF00:OK:idle cpu "; |
| 138 |
> |
push @data, "LINE2:$1:user:user#0000FF:OK:user cpu "; |
| 139 |
> |
push @data, "LINE2:$1:kernel:kernel#00FFFF:OK:kernel cpu"; |
| 140 |
> |
push @data, "LINE2:$1:swap:swap#FF00FF:OK:swap cpu "; |
| 141 |
> |
push @data, "LINE2:$1:iowait:iowait#FF0000:OK:iowait cpu"; |
| 142 |
|
push @rawdata, "--upper-limit=100"; |
| 143 |
< |
&makegraph($machine, $1, "CPU Usage for $machine", \@data, \@rawdata); |
| 143 |
> |
&makegraph($machine, $1, "CPU Usage for $machine", "% cpu time", \@data, \@rawdata); |
| 144 |
|
} |
| 145 |
|
if($rrd =~ /^(mem)\.rrd$/) { |
| 146 |
|
my(@data); |
| 147 |
|
my(@rawdata); |
| 148 |
|
# we don't actually want to display free memory, |
| 149 |
|
# although we need it to do inuse... |
| 150 |
< |
push @data, "NONE:$1:free:free#CCCCFF:free memory"; |
| 151 |
< |
push @data, "LINE2:$1:total:total#0000FF:total memory"; |
| 150 |
> |
push @data, "NONE:$1:free:free#CCCCFF:NONE:free memory"; |
| 151 |
> |
push @data, "LINE2:$1:total:total#0000FF:NONE:total memory\\n"; |
| 152 |
|
# calculate inuse |
| 153 |
|
push @rawdata, "CDEF:inuse=total,free,-"; |
| 154 |
|
# and add it to the graph |
| 155 |
|
push @rawdata, "AREA:inuse#CCCCFF:memory in use"; |
| 156 |
|
push @rawdata, "--base=1024"; |
| 157 |
< |
&makegraph($machine, $1, "Memory Usage for $machine", \@data, \@rawdata); |
| 157 |
> |
# add some nice values to the legend |
| 158 |
> |
&addlegend(\@rawdata, "inuse"); |
| 159 |
> |
&makegraph($machine, $1, "Memory Usage for $machine", "megabytes", \@data, \@rawdata); |
| 160 |
|
} |
| 161 |
|
if($rrd =~ /^(load)\.rrd$/) { |
| 162 |
|
my(@data); |
| 163 |
< |
push @data, "LINE2:$1:load1:load1#CCCCFF:1 minute load average"; |
| 164 |
< |
push @data, "LINE2:$1:load5:load5#7777FF:5 minute load average"; |
| 165 |
< |
push @data, "LINE2:$1:load15:load15#0000FF:15 minute load average"; |
| 166 |
< |
&makegraph($machine, $1, "Loads for $machine", \@data); |
| 163 |
> |
push @data, "LINE2:$1:load1:load1#CCCCFF:OK: 1 min load average"; |
| 164 |
> |
push @data, "LINE2:$1:load5:load5#7777FF:OK: 5 min load average"; |
| 165 |
> |
push @data, "LINE2:$1:load15:load15#0000FF:OK:15 min load average"; |
| 166 |
> |
&makegraph($machine, $1, "Loads for $machine", "load average", \@data); |
| 167 |
|
} |
| 168 |
|
if($rrd =~ /^(proc)\.rrd$/) { |
| 169 |
|
my(@data); |
| 170 |
< |
push @data, "LINE2:$1:cpu:cpu#00FF00:cpu processes"; |
| 171 |
< |
push @data, "LINE2:$1:sleeping:sleeping#0000FF:sleeping processes"; |
| 172 |
< |
push @data, "LINE2:$1:stopped:stopped#00FFFF:stopped processes"; |
| 173 |
< |
push @data, "LINE2:$1:total:total#FF00FF:total processes"; |
| 174 |
< |
push @data, "LINE2:$1:zombie:zombie#FF0000:zombie processes"; |
| 175 |
< |
&makegraph($machine, $1, "Processes on $machine", \@data); |
| 170 |
> |
push @data, "LINE2:$1:cpu:cpu#00FF00:OK:cpu processes "; |
| 171 |
> |
push @data, "LINE2:$1:sleeping:sleeping#0000FF:OK:sleeping processes"; |
| 172 |
> |
push @data, "LINE2:$1:stopped:stopped#00FFFF:OK:stopped processes "; |
| 173 |
> |
push @data, "LINE2:$1:total:total#FF00FF:OK:total processes "; |
| 174 |
> |
push @data, "LINE2:$1:zombie:zombie#FF0000:OK:zombie processes "; |
| 175 |
> |
&makegraph($machine, $1, "Processes on $machine", "no. of processes", \@data); |
| 176 |
|
} |
| 177 |
|
if($rrd =~ /^(swap)\.rrd$/) { |
| 178 |
|
my(@data); |
| 179 |
|
my(@rawdata); |
| 180 |
|
# we don't actually want to display free swap, |
| 181 |
|
# although we need it to do inuse... |
| 182 |
< |
push @data, "NONE:$1:free:free#CCCCFF:free swap"; |
| 183 |
< |
push @data, "LINE2:$1:total:total#0000FF:total swap"; |
| 182 |
> |
push @data, "NONE:$1:free:free#CCCCFF:NONE:free swap"; |
| 183 |
> |
push @data, "LINE2:$1:total:total#0000FF:NONE:total swap\\n"; |
| 184 |
|
# calculate inuse |
| 185 |
|
push @rawdata, "CDEF:inuse=total,free,-"; |
| 186 |
|
# and add it to the graph |
| 187 |
|
push @rawdata, "AREA:inuse#CCCCFF:swap in use"; |
| 188 |
|
push @rawdata, "--base=1024"; |
| 189 |
< |
&makegraph($machine, $1, "Swap Usage for $machine", \@data, \@rawdata); |
| 189 |
> |
# add some nice values to the legend |
| 190 |
> |
&addlegend(\@rawdata, "inuse"); |
| 191 |
> |
&makegraph($machine, $1, "Swap Usage for $machine", "megabytes", \@data, \@rawdata); |
| 192 |
|
} |
| 193 |
|
if($rrd =~ /^(users)\.rrd$/) { |
| 194 |
|
my(@data); |
| 195 |
< |
push @data, "AREA:$1:count:count#CCCCFF:user count"; |
| 196 |
< |
&makegraph($machine, $1, "User Count for $machine", \@data); |
| 195 |
> |
push @data, "AREA:$1:count:count#CCCCFF:OK:user count"; |
| 196 |
> |
&makegraph($machine, $1, "User Count for $machine", "no. of users", \@data); |
| 197 |
|
} |
| 198 |
|
if($rrd =~ /^(disk)-(\S+).rrd$/) { |
| 199 |
|
my(@data); |
| 200 |
|
my(@rawdata); |
| 201 |
< |
push @data, "LINE2:$1-$2:kbytes:kbytes#0000FF:total size"; |
| 202 |
< |
push @data, "AREA:$1-$2:used:used#CCCCFF:used"; |
| 201 |
> |
push @data, "LINE2:$1-$2:kbytes:kbytes#0000FF:NONE:total size\\n"; |
| 202 |
> |
push @data, "AREA:$1-$2:used:used#CCCCFF:OK:used space"; |
| 203 |
|
push @rawdata, "--base=1024"; |
| 204 |
|
my($type) = $1; |
| 205 |
|
my($name) = $2; |
| 206 |
|
my($nicename) = $2; |
| 207 |
|
$nicename =~ s/$hex_slash/\//g; |
| 208 |
|
$nicename =~ s/$hex_underscore/_/g; |
| 209 |
< |
&makegraph($machine, "$type-$name", "Disk Usage for $machine on $nicename", \@data, \@rawdata); |
| 209 |
> |
&makegraph($machine, "$type-$name", "Disk Usage for $machine on $nicename", "kilobytes", \@data, \@rawdata); |
| 210 |
|
} |
| 211 |
|
# probably a queue with a name like this :) |
| 212 |
|
if($rrd =~ /^(\d+)_0\.rrd$/) { |
| 215 |
|
my($baserrd) = $1; |
| 216 |
|
my($i) = 0; |
| 217 |
|
while( -f "$rrddir/$machine/$baserrd\_$i.rrd" ) { |
| 218 |
< |
push @data, "LINE2:$baserrd\_$i:size:size$i" . &get_colour($i) . ":queue$i size "; |
| 218 |
> |
push @data, "LINE2:$baserrd\_$i:size:size$i" . &get_colour($i) . ":OK:queue$i size "; |
| 219 |
|
++$i; |
| 220 |
|
} |
| 221 |
< |
push @data, "LINE2:$baserrd\_0:total:total#FF0000:packets/sec - currently"; |
| 219 |
< |
push @rawdata, "GPRINT:total:LAST:%lf %spackets/sec"; |
| 221 |
> |
push @data, "LINE2:$baserrd\_0:total:total#FF0000:OK:packets/sec "; |
| 222 |
|
my($comment); |
| 223 |
|
if(-f "$rrddir/$machine/$baserrd.def") { |
| 224 |
|
open(DEF, "$rrddir/$machine/$baserrd.def"); |
| 226 |
|
chomp $comment if defined $comment; |
| 227 |
|
} |
| 228 |
|
$comment = "unknown queue" if not defined $comment; |
| 229 |
< |
&makegraph($machine, $baserrd, $comment, \@data, \@rawdata); |
| 229 |
> |
&makegraph($machine, $baserrd, $comment, "", \@data, \@rawdata); |
| 230 |
|
} |
| 231 |
|
} |
| 232 |
|
# have a last check, maybe we can remove the directory now? |
| 295 |
|
# (eg. cpu) |
| 296 |
|
# $title = the title for the graph |
| 297 |
|
# (eg. kernow CPU usage) |
| 298 |
+ |
# $vlabel = the vertical label to apply to the left side of the graph |
| 299 |
+ |
# (eg. kb/s) |
| 300 |
|
# $dataref = a reference to an array containing information for the graph |
| 301 |
< |
# elements of format: "gtype:rrdname:dsname:name#colour:comment with spaces" |
| 301 |
> |
# elements of format: "gtype:rrdname:dsname:name#colour:legend:comment with spaces" |
| 302 |
|
# (if gtype is "NONE" only a DEF of 'name' will be defined, no line will be plotted) |
| 303 |
+ |
# (if legend is "NONE" the latest/average/max/min legend won't be printed) |
| 304 |
|
# $rawcmdref = a reference to an array containing raw rrd commands |
| 305 |
|
# elements a single command each, no spaces |
| 306 |
|
# |
| 307 |
|
|
| 308 |
|
sub makegraph() { |
| 309 |
< |
my($machine, $type, $title, $dataref, $rawcmdref) = @_; |
| 309 |
> |
my($machine, $type, $title, $vlabel, $dataref, $rawcmdref) = @_; |
| 310 |
|
# pass in these arrays by reference |
| 311 |
|
my(@data) = @$dataref if defined $dataref; |
| 312 |
|
my(@rawcmd) = @$rawcmdref if defined $rawcmdref; |
| 318 |
|
} |
| 319 |
|
my(@rrdcmd); |
| 320 |
|
foreach my $dataitem (@data) { |
| 321 |
< |
# dataitem should be: "gtype:rrdname:dsname:name#colour:comment with spaces" |
| 321 |
> |
# dataitem should be: "gtype:rrdname:dsname:name#colour:legend:comment with spaces" |
| 322 |
|
# (if gtype is "NONE" only a DEF of 'name' will be defined, no line will be plotted) |
| 323 |
< |
if($dataitem =~ /^(\S+):(\S+):(\S+):(\S+)#(.{6}):(.*)$/) { |
| 323 |
> |
# (if legend is "NONE" the latest/average/max/min legend won't be printed) |
| 324 |
> |
if($dataitem =~ /^(\S+):(\S+):(\S+):(\S+)#(.{6}):(\S+):(.*)$/) { |
| 325 |
|
push @rrdcmd, "DEF:$4=$rrddir/$machine/$2.rrd:$3:AVERAGE"; |
| 326 |
|
if($1 ne "NONE") { |
| 327 |
< |
push @rrdcmd, "$1:$4#$5:$6"; |
| 327 |
> |
push @rrdcmd, "$1:$4#$5:$7"; |
| 328 |
> |
if($6 ne "NONE") { |
| 329 |
> |
# add some nice values to the legend |
| 330 |
> |
&addlegend(\@rrdcmd, $4); |
| 331 |
> |
} |
| 332 |
|
} |
| 333 |
|
} |
| 334 |
|
} |
| 335 |
|
push @rrdcmd, "--title=$title"; |
| 336 |
|
push @rrdcmd, "--imgformat=PNG"; |
| 337 |
|
push @rrdcmd, "--lower-limit=0"; |
| 338 |
+ |
push @rrdcmd, "--vertical-label=$vlabel"; |
| 339 |
|
# not entirely convinced this is good... |
| 340 |
|
push @rrdcmd, "--alt-autoscale-max"; |
| 341 |
|
# add any further raw commands |
| 361 |
|
&log("created $imgdir/$machine/$type-1y.png\n") unless $err_1y; |
| 362 |
|
&error("Error generating 1y graph for $machine/$type: $err_1y\n") if $err_1y; |
| 363 |
|
return; |
| 364 |
+ |
} |
| 365 |
+ |
|
| 366 |
+ |
# subroutine to add a legend |
| 367 |
+ |
# accepts reference to an array and a name |
| 368 |
+ |
sub addlegend() { |
| 369 |
+ |
my($dataref, $name) = @_; |
| 370 |
+ |
push @$dataref, "GPRINT:$name:LAST:Current\\: \%8.2lf %s"; |
| 371 |
+ |
push @$dataref, "GPRINT:$name:AVERAGE:Average\\: \%8.2lf %s"; |
| 372 |
+ |
push @$dataref, "GPRINT:$name:MAX:Max\\: \%8.2lf %s\\n"; |
| 373 |
+ |
#push @$dataref, "GPRINT:$name:MIN:Min\\: \%8.2lf %s\\n"; |
| 374 |
|
} |
| 375 |
|
|
| 376 |
|
# hacky subroutine to return a colour |
