add Aruba.pm contributed by @sgb1reg in discussion #869

lib/App/Netdisco/SSHCollector/Platform/Aruba.pm

@@ -0,0 +1,51 @@
+package App::Netdisco::SSHCollector::Platform::Aruba;
+
+=head1 NAME
+
+App::Netdisco::SSHCollector::Platform::Aruba
+
+=head1 DESCRIPTION
+
+=cut
+
+use strict;
+use warnings;
+
+use Dancer ':script';
+use Expect;
+use Moo;
+
+=head1 PUBLIC METHODS
+
+=over 4
+
+=item B<arpnip($host, $ssh)>
+
+Retrieve ARP entries from device. C<$host> is the hostname or IP address
+of the device. C<$ssh> is a Net::OpenSSH connection to the device.
+
+Returns a list of hashrefs in the format C<{ mac =E<gt> MACADDR, ip =E<gt> IPADDR }>.
+
+=back
+
+=cut
+
+sub arpnip {
+    my ($self, $hostlabel, $ssh, $args) = @_;
+
+    debug "$hostlabel $$ arpnip()";
+    my @data = $ssh->capture("show arp");
+
+    chomp @data;
+    my @arpentries;
+
+    # 172.16.20.15  00:24:b2:69:86:7d  vlan    interface   state
+    foreach my $line (@data) {
+        my @fields = split m/\s+/, $line;
+
+        push @arpentries, { mac => $fields[1], ip => $fields[0] };
+    }
+    return @arpentries;
+}
+
+1;