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fix undefined variable error on NXOS (#854)

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Only process entries with defined (IPv4/v6 address). Older code was bombing out here to undefiend entries for ip when process NXOS CLI arpnip.
This commit is contained in:
Neil Johnson
2022-02-01 12:59:37 -06:00
committed by GitHub
parent 7cc9713054
commit 34b4452f66
1 changed files with 20 additions and 6 deletions
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26
lib/App/Netdisco/Worker/Plugin/Arpnip/Nodes.pm
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@@ -92,13 +92,27 @@ register_worker({ phase => 'main', driver => 'cli' }, sub {
# should be both v4 and v6
my @arps = @{ get_arps_cli($device, [$cli->arpnip]) };
# cache v4 arp table
push @{ vars->{'v4arps'} },
grep { NetAddr::IP::Lite->new($_->{ip})->bits == 32 } @arps;
my $a_entry;
my $a_ip;
my $a_mac;
# cache v6 neighbor cache
push @{ vars->{'v6arps'} },
grep { NetAddr::IP::Lite->new($_->{ip})->bits == 128 } @arps;
# should be both v4 and v6
my @arps = @{ get_arps_cli($device, [$cli->arpnip]) };
foreach $a_entry (@arps) {
$a_ip = NetAddr::IP::Lite->new($a_entry->{ip});
if (defined($a_ip)) {
# IPv4
if ($a_ip->bits == 32 ) {
push @{ vars->{"v4arps"} }, $a_entry;
}
# IPv6
if ($a_ip->bits == 128 ) {
push @{ vars->{"v6arps"} }, $a_entry;
}
}
}
$device->update({layers => \[q{overlay(layers placing '1' from 6 for 1)}]});
return Status->done("Gathered arp caches from $device");