/usr/sbin/gspl-servinstall is in gnuspool 1.7.
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 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 | #! /usr/bin/perl
#
# Copyright 2010 Free Software Foundation, Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
use Socket;
$prefix = "/usr";
$exec_prefix = "/usr";
$bindir = "/usr/bin";
$sbindir = "/usr/sbin";
# Check and create service entries for GNUspool when running under Debian
# Services for GNUspool
#gnuspool 48100/tcp # Connection port
#gnuspool 48100/udp # Probe port
#gnuspool-feeder 48101/tcp # Feeder port for GNUspool
#gnuspool-netsrv 48102/tcp # External job submission
#gnuspool-netsrv 48102/udp # Client access
#gnuspool-api 48103/tcp # API
#gnuspool-api 48103/udp # API (for wakeup messages)
# Name pnum t/u comment alternative names
@Portlist = ([gnuspool => [48100, 'tcp', 'GNUspool connection port', [qw/xitext spshed spooler/]]],
[gnuspool => [48100, 'udp', 'GNUspool probe port', [qw/xitext spshed spooler/]]],
["gnuspool-feeder" => [48101, 'tcp', 'GNUspool feeder port', [qw/spq/]]],
["gnuspool-netsrv" => [48102, 'tcp', 'GNUspool external job submission', [qw/xtnetsrv/]]],
["gnuspool-netsrv" => [48102, 'udp', 'GNUspool client access', [qw/xtnetsrv/]]],
["gnuspool-api" => [48103, 'tcp', 'GNUspool API', [qw/xtapi/]]],
["gnuspool-api" => [48103, 'udp', 'GNUspool API wakeup', [qw/xtapi/]]]);
# Make lookup for that lot
for my $p (@Portlist) {
my $name = $p->[0];
my $dets = $p->[1];
my $pnum = $dets->[0];
my $istcp = $dets->[1] eq 'tcp';
my @altnames = @{$dets->[3]};
my $v = { NAME => $name, PORT => $pnum, LIST => $p, COMMENT => $dets->[2], ALIAS => \@altnames };
if ($istcp) {
$mtcpnames{$name} = $v;
$mtcpports{$pnum} = $v;
for my $a (@altnames) {
$mtcpnames{$a} = $v;
}
}
else {
$mudpnames{$name} = $v;
$mudpports{$pnum} = $v;
for my $a (@altnames) {
$mudpnames{$a} = $v;
}
}
}
# Read in the services file
while (my ($name,$aliases,$port,$proto) = getservent) {
if ((lc $proto) eq 'tcp') {
my $mp = $mtcpnames{$name};
if ($mp) {
$mp->{HAD} = 1;
$had++;
push @tcpnconflict, {EXP => $mp, READ => $port} if $port != $mp->{PORT};
}
else {
$mp = $mtcpports{$port};
push @tcppconflict, {EXP => $mp, READ => $name} if $mp;
}
}
else {
my $mp = $mudpnames{$name};
if ($mp) {
$mp->{HAD} = 1;
$had++;
push @udpnconflict, {EXP => $mp, READ => $port} if $port != $mp->{PORT};
}
else {
$mp = $mudpports{$port};
push @udppconflict, {EXP => $mp, READ => $name} if $mp;
}
}
}
endservent;
# If we had any check we had all of them
if ($had != 0) {
if ($had != $#Portlist + 1) {
$errors++;
print "Warning - service(s) are missing\n";
for my $p (@Portlist) {
my $name = $p->[0];
my $dets = $p->[1];
my $pnum = $dets->[0];
my $istcp = $dets->[1] eq 'tcp';
if ($istcp) {
my $mp = $mtcpnames{$name};
print "Tcp port $name\n" unless $mp->{HAD};
}
else {
my $mp = $mudpnames{$name};
print "Udp port $name\n" unless $mp->{HAD};
}
}
}
}
if (@tcpnconflict || @tcppconflict || @udpnconflict || @udppconflict) {
for my $c (@tcpnconflict) {
my $name = $c->{EXP}->{NAME};
my $eport = $c->{EXP}->{PORT};
my $rport = $c->{READ};
print "Unexpected TCP port number $rport for $name expecting $eport\n";
$errors++;
}
for my $c (@tcppconflict) {
my $name = $c->{EXP}->{NAME};
my $eport = $c->{EXP}->{PORT};
my $rname = $c->{READ};
print "TCP port $eport in use by $rname expecting to use it for $name\n";
$errors++;
}
for my $c (@udpnconflict) {
my $name = $c->{EXP}->{NAME};
my $eport = $c->{EXP}->{PORT};
my $rport = $c->{READ};
print "Unexpected UDP port number $rport for $name expecting $eport\n";
$errors++;
}
for my $c (@udppconflict) {
my $name = $c->{EXP}->{NAME};
my $eport = $c->{EXP}->{PORT};
my $rname = $c->{READ};
print "UDP port $eport in use by $rname expecting to use it for $name\n";
$errors++;
}
}
if ($errors) {
print <<EOF;
Some services seem to conflict or be installed incompletely.
To avoid damaging your system setup this has been aborted.
Aborting due to $errors error(s)
EOF
exit 10;
}
if ($had) {
print <<EOF;
I think all your services are installed correctly and I don't need to
do anything, so I'll quit now.
EOF
exit 0;
}
open(SRV, ">>/etc/services") or die "Cannot open services file\n";
print SRV "# GNUspool services\n";
for my $p (@Portlist) {
my $name = $p->[0];
my $dets = $p->[1];
my $pnum = $dets->[0];
my $proto = $dets->[1];
my $comment = $dets->[2];
my @altnames = @{$dets->[3]};
print SRV "$name\t$pnum/$proto ", join(' ', @altnames), " #$comment\n";
}
close SRV;
print <<EOF;
Services set up satisfactorily in /etc/services.
EOF
exit 0;
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