/usr/src/openvswitch-1.4.0/ovsdb/dot2pic is in openvswitch-datapath-dkms 1.4.0-1ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 | #! /usr/bin/perl
# Copyright (c) 2009, 2010, 2011 Nicira Networks
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
use strict;
use warnings;
my ($scale) = 1;
print ".PS\n";
print "linethick = 1;\n";
while (<>) {
if (/^graph/) {
(undef, $scale) = split;
} elsif (/^node/) {
my (undef, $name, $x, $y, $width, $height, $label, $style, $shape, $color, $fillcolor) = split;
$x *= $scale;
$y *= $scale;
$width *= $scale;
$height *= $scale;
print "linethick = ", ($style eq 'bold' ? 0.5 : 1.0), ";\n";
print "box at $x,$y wid $width height $height \"$name\"\n";
if ($style eq 'bold') {
my $inset = 2.0 / 72.0;
$width -= $inset * 2;
$height -= $inset * 2;
print "box at $x,$y wid $width height $height\n";
}
} elsif (/edge/) {
my (undef, $tail, $head, $n, $rest) = split(' ', $_, 5);
my @xy;
for (1...$n) {
my ($x, $y);
($x, $y, $rest) = split(' ', $rest, 3);
push(@xy, [$x * $scale, $y * $scale]);
}
my ($label, $xl, $yl);
if (scalar(my @junk = split(' ', $rest)) > 2) {
if ($rest =~ s/^"([^"]*)"\s+//) {
$label = $1;
} else {
($label, $rest) = split(' ', $rest, 2);
}
($xl, $yl, $rest) = split(' ', $rest, 3);
$xl *= $scale;
$yl *= $scale;
}
my ($style, $color) = split(' ', $rest);
print "linethick = ", ($style eq 'dotted' ? 0.5 : 1), ";\n";
print "spline -> from $xy[0][0],$xy[0][1]";
for (my ($i) = 0; $i <= $#xy; $i++) {
print " to $xy[$i][0],$xy[$i][1]";
}
print "\n";
print "\"$label\" at $xl,$yl\n" if defined($label);
}
}
print ".PE\n";
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