79 lines
1.8 KiB
Perl
79 lines
1.8 KiB
Perl
package App::Netdisco::SSHCollector::Platform::ASA;
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=head1 NAME
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App::Netdisco::SSHCollector::Platform::ASA
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=head1 DESCRIPTION
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Collect ARP entries from Cisco ASA devices.
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You will need the following configuration for the user to automatically enter
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C<enable> status after login:
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aaa authorization exec LOCAL auto-enable
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=cut
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use strict;
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use warnings;
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use Dancer ':script';
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use Expect;
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use Moo;
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=head1 PUBLIC METHODS
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=over 4
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=item B<arpnip($host, $ssh)>
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Retrieve ARP entries from device. C<$host> is the hostname or IP address
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of the device. C<$ssh> is a Net::OpenSSH connection to the device.
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Returns an array of hashrefs in the format { mac => MACADDR, ip => IPADDR }.
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=cut
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sub arpnip {
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my ($self, $hostlabel, $ssh, @args) = @_;
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debug "$hostlabel $$ arpnip()";
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my ($pty, $pid) = $ssh->open2pty or die "unable to run remote command";
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my $expect = Expect->init($pty);
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my ($pos, $error, $match, $before, $after);
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my $prompt = qr/#/;
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($pos, $error, $match, $before, $after) = $expect->expect(10, -re, $prompt);
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$expect->send("terminal pager 2147483647\n");
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($pos, $error, $match, $before, $after) = $expect->expect(5, -re, $prompt);
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$expect->send("show arp\n");
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($pos, $error, $match, $before, $after) = $expect->expect(60, -re, $prompt);
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my @arpentries = ();
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my @lines = split(m/\n/, $before);
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# ifname 192.0.2.1 0011.2233.4455 123
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my $linereg = qr/[A-z0-9\-\.]+\s([A-z0-9\-\.]+)\s
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([0-9a-fA-F]{4}\.[0-9a-fA-F]{4}\.[0-9a-fA-F]{4})/x;
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foreach my $line (@lines) {
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if ($line =~ $linereg) {
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my ($ip, $mac) = ($1, $2);
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push @arpentries, { mac => $mac, ip => $ip };
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}
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}
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$expect->send("exit\n");
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$expect->soft_close();
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return @arpentries;
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}
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1;
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