relocate repo files so ND2 is the only code

lib/App/Netdisco/Util/NodeMonitor.pm

@@ -0,0 +1,52 @@
+package App::Netdisco::Util::NodeMonitor;
+
+use App::Netdisco;
+
+use Dancer qw/:syntax :script/;
+use Dancer::Plugin::DBIC 'schema';
+
+use App::Netdisco::Util::DNS qw/hostname_from_ip ipv4_from_hostname/;
+
+use base 'Exporter';
+our @EXPORT_OK = qw/
+  monitor
+/;
+our %EXPORT_TAGS = (all => \@EXPORT_OK);
+
+sub _email {
+  my ($to, $subject, $body) = @_;
+  my $domain = setting('domain_suffix') || 'localhost';
+  $domain =~ s/^\.//;
+
+  my $SENDMAIL = '/usr/sbin/sendmail';
+  open (SENDMAIL, "| $SENDMAIL -t") or die "Can't open sendmail at $SENDMAIL.\n";
+    print SENDMAIL "To: $to\n";
+    print SENDMAIL "From: Netdisco <netdisco\@$domain>\n";
+    print SENDMAIL "Subject: $subject\n\n";
+    print SENDMAIL $body;
+  close (SENDMAIL) or die "Can't send letter. $!\n";
+}
+
+sub monitor {
+  my $monitor = schema('netdisco')->resultset('Virtual::NodeMonitor');
+
+  while (my $entry = $monitor->next) {
+      my $body = <<"end_body";
+........ n e t d i s c o .........
+  Node    : @{[$entry->mac]} (@{[$entry->why]})
+  When    : @{[$entry->date]}
+  Switch  : @{[$entry->name]} (@{[$entry->switch]})
+  Port    : @{[$entry->port]} (@{[$entry->portname]})
+  Location: @{[$entry->location]}
+
+end_body
+
+      _email(
+        $entry->cc,
+        "Saw mac @{[$entry->mac]} (@{[$entry->why]}) on @{[$entry->name]} @{[$entry->port]}",
+        $body
+      );
+  }
+}
+
+1;