dgd: ensure gateways are probed from the corresponding interfaces

* dgd/dgd (check_links): Bind to the corresponding interface
before piniging.
* dgd/rc.uplink (linksetup): Remove useless rules

1 files changed, 5 insertions, 3 deletions

diff --git a/dgd/dgd b/dgd/dgd
index 5b467e4..f809cc8 100755
--- a/dgd/dgd
+++ b/dgd/dgd
@@ -437,15 +437,17 @@ sub check_links {
 	$link->{alive} = 0;
     }
     debug(1, "checking links ".($#links+1).", probes $config{core}{probes}");
-    my $p = Net::Ping->new("icmp", $config{core}{timeout});
     for (my $i = 0; $i < $config{core}{probes}; $i++) {
 	foreach $link (@links) {
-            debug(3, "ping $link->{name}");
 	    next if link_is_alive($link);
+            debug(3, "ping $link->{name}");
+            my $p = Net::Ping->new("icmp", $config{core}{timeout}, undef,
+                                   $link->{if});
 	    ++$link->{alive} if $p->ping($link->{gw});
+            $p->close();
+            debug(3, "$link->{name} " . ($link->{alive} ? "alive" : "dead"));
 	}
     }
-    $p->close();
     if (!defined($active_link)) {
         return 1;
     } elsif (!link_is_alive($active_link)) {