| 1 | #! perl # mandatory |
1 | #! perl # mandatory |
| 2 | |
2 | |
| 3 | # this listens for new tcp connections and hands them over to the server core |
3 | # this listens for new tcp connections and hands them over to the server core |
| 4 | # wether this being an extension introduces or reduces stability problems |
4 | # whether this being an extension introduces or reduces stability problems |
| 5 | # is unknown as of today. |
5 | # is unknown as of today. |
| 6 | |
6 | |
| 7 | use Socket; |
7 | use Socket; |
| 8 | use AnyEvent::Socket; |
8 | use AnyEvent::Socket; |
| 9 | |
9 | |
| 10 | our $BIND = $cf::CFG{bind_addresses} || [[undef, 13327]]; |
10 | CONF BIND_ADDRESSES = [[undef, 13327]]; |
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11 | |
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12 | our $MAX_DETECT = 16; # how many bytes to raed to identify the protocol |
|
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13 | |
| 11 | our @LISTENERS; |
14 | our @LISTENERS; |
| 12 | |
15 | |
| 13 | for (@$BIND) { |
16 | for (@$BIND_ADDRESSES) { |
| 14 | my ($host, $port) = @$_; |
17 | my ($host, $port) = @$_; |
| 15 | cf::info "listening on ", (format_hostport $host, $port), "\n"; |
18 | cf::info "listening on ", (format_hostport $host, $port), "\n"; |
| 16 | |
19 | |
| 17 | push @LISTENERS, tcp_server $host, $port, sub { |
20 | push @LISTENERS, tcp_server $host, $port, sub { |
| 18 | my ($fh, $host, $port) = @_ |
21 | my ($fh, $host, $port) = @_ |
| 19 | or return; |
22 | or return; |
| 20 | |
23 | |
| 21 | my $lhost = AnyEvent::Socket::format_address |
24 | my $lhost = AnyEvent::Socket::format_address |
| 22 | +(AnyEvent::Socket::unpack_sockaddr getsockname $fh)[1]; |
25 | +(AnyEvent::Socket::unpack_sockaddr getsockname $fh)[1]; |
| 23 | |
26 | |
| 24 | cf::info "new connection from ", (format_hostport $host, $port), "\n" |
27 | my $id = format_hostport $host, $port; |
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28 | |
|
|
29 | cf::info "$id: new connection\n" |
| 25 | if $lhost ne $host; # do not log connections from the host, e.g. for watchdogs |
30 | if $lhost ne $host; # do not log connections from the host, e.g. for watchdogs |
| 26 | |
31 | |
|
|
32 | my $buf; |
|
|
33 | my $w; $w = AE::io $fh, 0, sub { |
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34 | my $len = sysread $fh, $buf, 512, length $buf; |
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35 | |
|
|
36 | if ($len) { |
|
|
37 | if ($buf =~ /^..version /s) { # deliantra protocol |
|
|
38 | undef $w; |
|
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39 | |
| 27 | cf::client::create fileno $fh, $host; |
40 | my $ns = cf::client::create fileno $fh, $host; |
|
|
41 | $ns->inbuf_append ($buf); |
|
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42 | |
|
|
43 | } elsif ($buf =~ /^GET / && defined &ext::http::server) { # http or websocket |
|
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44 | undef $w; |
|
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45 | |
|
|
46 | &ext::http::server ($fh, $buf); |
|
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47 | |
|
|
48 | } elsif (length $buf >= $MAX_DETECT) { # unable to detect protocol |
|
|
49 | undef $w; |
|
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50 | |
|
|
51 | cf::info "$id: protocol detection error\n"; |
|
|
52 | } |
|
|
53 | } else { |
|
|
54 | undef $w; |
|
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55 | |
|
|
56 | cf::info "$id: read error during protocol detection\n"; |
|
|
57 | } |
|
|
58 | }; |
| 28 | }; |
59 | }; |
| 29 | } |
60 | } |
| 30 | |
61 | |
