diff options
Diffstat (limited to 'webserver')
| -rwxr-xr-x | webserver | 26 |
1 files changed, 16 insertions, 10 deletions
@@ -38,12 +38,9 @@ use warnings; # not a problem since FD can be bound as root prior to the execve(2). use Errno 'EINTR'; -use Socket qw/AF_INET AF_INET6/; +use Socket qw/AF_UNIX AF_INET AF_INET6/; # Untaint and fdopen(3) the listening socket -# TODO: we could even take multiple file descriptors and select(2) -# between them; this could be useful to listen on two sockets, one for -# INET and one for INET6 (shift @ARGV // die) =~ /\A(\d+)\z/ or die; open my $S, '+<&=', $1 or die "fdopen $1: $!"; my $ROOT = '/.well-known/acme-challenge'; @@ -57,13 +54,22 @@ sub info($$$) { # get a string representation of the peer's address my $fam = Socket::sockaddr_family($sockaddr); - my (undef, $ip) = - $fam == AF_INET ? Socket::unpack_sockaddr_in($sockaddr) : - $fam == AF_INET6 ? Socket::unpack_sockaddr_in6($sockaddr) : - die; - my $addr = Socket::inet_ntop($fam, $ip); + my $peer; - print STDERR $msg." from [$addr]".(defined $req ? ": $req" : "")."\n"; + if ($fam == AF_UNIX) { + $peer = Socket::unpack_sockaddr_un($sockaddr); + } else { + my (undef, $ip) = + $fam == AF_INET ? Socket::unpack_sockaddr_in($sockaddr) : + $fam == AF_INET6 ? Socket::unpack_sockaddr_in6($sockaddr) : + die; + $peer = Socket::inet_ntop($fam, $ip); + } + + $msg .= " from [$peer]" if defined $peer and $peer ne ''; + $msg .= ": $req" if defined $req; + + print STDERR $msg, "\n"; } while (1) { |