X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=src%2FPVE%2FTools.pm;h=0e1af0908400f07e3bb6c6f62e5acd1d8943edc6;hb=4808fea7c0d04336d7440526ec769904b381ead1;hp=827ca58bcfec494e823b6d957599966f6b548ce7;hpb=b51b16e6f58de4cb385bd461d97866b3d94c93ec;p=pve-common.git

diff --git a/src/PVE/Tools.pm b/src/PVE/Tools.pm
index 827ca58..0e1af09 100644
--- a/src/PVE/Tools.pm
+++ b/src/PVE/Tools.pm
@@ -3,7 +3,8 @@ package PVE::Tools;
 use strict;
 use warnings;
 use POSIX qw(EINTR);
-use IO::Socket::INET;
+use IO::Socket::IP;
+use Socket qw(AF_INET AF_INET6 AI_ALL AI_V4MAPPED);
 use IO::Select;
 use File::Basename;
 use File::Path qw(make_path);
@@ -691,11 +692,11 @@ sub next_unused_port {
 	for (my $p = $range_start; $p < $range_end; $p++) {
 	    next if $ports->{$p}; # reserved
 
-	    my $sock = IO::Socket::INET->new(Listen => 5,
-					     LocalAddr => '0.0.0.0',
-					     LocalPort => $p,
-					     ReuseAddr => 1,
-					     Proto     => 0);
+	    my $sock = IO::Socket::IP->new(Listen => 5,
+					   LocalAddr => '0.0.0.0',
+					   LocalPort => $p,
+					   ReuseAddr => 1,
+					   Proto     => 0);
 
 	    if ($sock) {
 		close($sock);
@@ -1043,4 +1044,22 @@ sub fnv31a {
 
 sub fnv31a_hex { return sprintf("%X", fnv31a(@_)); }
 
+sub unpack_sockaddr_in46 {
+    my ($sin) = @_;
+    my $family = Socket::sockaddr_family($sin);
+    my ($port, $host) = ($family == AF_INET6 ? Socket::unpack_sockaddr_in6($sin)
+                                             : Socket::unpack_sockaddr_in($sin));
+    return ($family, $port, $host);
+}
+
+sub get_host_address_family {
+    my ($hostname, $socktype) = @_;
+    my %hints = ( flags => AI_V4MAPPED | AI_ALL,
+		  socktype => $socktype );
+    my ($err, @res) = Socket::getaddrinfo($hostname, '0', \%hints);
+    die "failed to resolve $hostname: $err\n" if $err;
+
+    return ${res[0]}->{family};
+}
+
 1;