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|
#!/usr/bin/perl
#
# $Id: dnet.pl,v 5ae6e0a9ef87 2008/12/06 17:06:25 gomor $
#
use strict; use warnings;
my $opt = shift || die("Usage");
my $cmd = shift || die("Usage");
my $arg = "@ARGV";
use Net::Libdnet qw(:consts);
if ($opt =~ /intf/i) { intf_opt ($cmd, $arg) }
elsif ($opt =~ /route/i) { route_opt($cmd, $arg) }
elsif ($opt =~ /arp/i) { arp_opt ($cmd, $arg) }
elsif ($opt =~ /fw/i) { fw_opt ($cmd, $arg) }
elsif ($opt =~ /ip/i) { ip_opt ($cmd, $arg) }
elsif ($opt =~ /eth/i) { eth_opt ($cmd, $arg) }
#else { print_usage() }
#
# intf option handling
#
sub intf_opt {
my ($cmd) = @_;
use Net::Libdnet::Intf;
my $h = Net::Libdnet::Intf->new;
if ($cmd =~ /show/i) {
$h->loop(\&intf_print);
}
elsif ($cmd =~ /get/i) {
my $e = $h->get($arg);
$e && intf_print($e);
}
elsif ($cmd =~ /set/i) {
my $s = $h->set($arg);
print $s ? "Success\n" : "Failed\n";
}
elsif ($cmd =~ /src/i) {
my $e = $h->getSrc($arg);
$e && intf_print($e);
}
elsif ($cmd =~ /dst/i) {
my $e = $h->getDst($arg);
$e && intf_print($e);
}
#else {
#intf_usage();
#}
}
sub intf_print {
my ($e, $data) = @_;
if (ref($e) eq 'HASH') {
use Net::Libdnet::Entry::Intf;
$e = Net::Libdnet::Entry::Intf->newFromHash($e);
}
print $e->print."\n";
}
#
# route handling
#
sub route_opt {
my ($cmd) = @_;
use Net::Libdnet::Route;
my $h = Net::Libdnet::Route->new;
if ($cmd =~ /show/i) {
printf("%-30s %-30s\n", "Destination", "Gateway");
$h->loop(\&route_print);
}
elsif ($cmd =~ /get/i) {
my $e = $h->get($arg);
print $e ? "Gateway: $e\n" : "Same subnet\n";
}
elsif ($cmd =~ /add/i) {
my $s = $h->add(split(/ +/, $arg));
print $s ? "Success\n" : "Failed\n";
}
elsif ($cmd =~ /delete/i) {
my $s = $h->delete(split(/ +/, $arg));
print $s ? "Success\n" : "Failed\n";
}
#else {
#route_usage();
#}
}
sub route_print {
my ($e, $data) = @_;
printf("%-30s %-30s\n", $e->{route_dst}, $e->{route_gw});
}
#
# arp handling
#
sub arp_opt {
my ($cmd) = @_;
use Net::Libdnet::Arp;
my $h = Net::Libdnet::Arp->new;
if ($cmd =~ /show/i) {
$h->loop(\&arp_print);
}
elsif ($cmd =~ /get/i) {
my $e = $h->get($arg);
print $e ? "link: $e\n" : "No link found\n";
}
elsif ($cmd =~ /add/i) {
my $s = $h->add(split(/ +/, $arg));
print $s ? "Success\n" : "Failed\n";
}
elsif ($cmd =~ /delete/i) {
my $s = $h->delete(split(/ +/, $arg));
print $s ? "Success\n" : "Failed\n";
}
#else {
#arp_usage();
#}
}
sub arp_print {
my ($e, $data) = @_;
printf("%s at %s\n", $e->{arp_pa}, $e->{arp_ha});
}
#
# fw handling
#
sub fw_opt {
my ($cmd) = @_;
use Net::Libdnet::Fw;
my $h = Net::Libdnet::Fw->new;
if ($cmd =~ /show/i) {
$h->loop(\&fw_print);
}
elsif ($cmd =~ /add/i) {
my $s = $h->add($arg);
print $s ? "Success\n" : "Failed\n";
}
elsif ($cmd =~ /delete/i) {
my $s = $h->delete($arg);
print $s ? "Success\n" : "Failed\n";
}
#else {
#fw_usage();
#}
}
sub fw_print {
my ($e, $data) = @_;
my $device = $e->{fw_device};
my $op = $e->{fw_op};
my $dir = $e->{fw_dir};
my $proto = $e->{fw_proto};
my $src = $e->{fw_src};
my $dst = $e->{fw_dst};
my $sport = $e->{fw_sport};
my $dport = $e->{fw_dport};
if ($op == DNET_FW_OP_ALLOW) { $op = "allow" }
elsif ($op == DNET_FW_OP_BLOCK) { $op = "block" }
if ($dir == DNET_FW_DIR_IN) { $dir = "in" }
elsif ($dir == DNET_FW_DIR_OUT) { $dir = "out" }
if ($proto == 6) { $proto = "tcp" }
elsif ($proto == 17) { $proto = "udp" }
elsif ($proto == 1) { $proto = "icmp" }
$src = $src.':'.join('-', @$sport);
$dst = $dst.':'.join('-', @$dport);
print "$op $dir $device $proto $src $dst\n";
}
#
# ip handling
#
sub ip_opt {
my ($cmd) = @_;
use Net::Libdnet::Ip;
my $h = Net::Libdnet::Ip->new;
$h->send($cmd);
}
#
# eth handling
#
sub eth_opt {
my ($cmd, $arg) = @_;
use Net::Libdnet::Eth;
print "[$cmd] [$arg]\n";
my $h = Net::Libdnet::Eth->new(device => $cmd);
$h->send($arg);
}
|
