96 lines
2.7 KiB
Perl
Executable File
96 lines
2.7 KiB
Perl
Executable File
######################################################################
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# TCP listener on a given port
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######################################################################
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package Perlbal::TCPListener;
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use strict;
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use warnings;
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use base "Perlbal::Socket";
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use fields qw(service hostport);
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use Socket qw(IPPROTO_TCP);
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# TCPListener
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sub new {
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my ($class, $hostport, $service) = @_;
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my $sock = IO::Socket::INET->new(
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LocalAddr => $hostport,
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Proto => IPPROTO_TCP,
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Listen => 1024,
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ReuseAddr => 1,
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Blocking => 0,
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);
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return Perlbal::error("Error creating listening socket: $!")
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unless $sock;
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# IO::Socket::INET's Blocking => 0 just doesn't seem to work
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# on lots of perls. who knows why.
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IO::Handle::blocking($sock, 0);
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my $self = $class->SUPER::new($sock);
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$self->{service} = $service;
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$self->{hostport} = $hostport;
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bless $self, ref $class || $class;
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$self->watch_read(1);
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return $self;
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}
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# TCPListener: accepts a new client connection
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sub event_read {
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my Perlbal::TCPListener $self = shift;
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# accept as many connections as we can
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while (my ($psock, $peeraddr) = $self->{sock}->accept) {
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my $service_role = $self->{service}->role;
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if (Perlbal::DEBUG >= 1) {
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my ($pport, $pipr) = Socket::sockaddr_in($peeraddr);
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my $pip = Socket::inet_ntoa($pipr);
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print "Got new conn: $psock ($pip:$pport) for $service_role\n";
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}
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IO::Handle::blocking($psock, 0);
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if ($service_role eq "reverse_proxy") {
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Perlbal::ClientProxy->new($self->{service}, $psock);
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} elsif ($service_role eq "management") {
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Perlbal::ClientManage->new($self->{service}, $psock);
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} elsif ($service_role eq "web_server") {
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Perlbal::ClientHTTP->new($self->{service}, $psock);
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}
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}
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}
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sub as_string {
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my Perlbal::TCPListener $self = shift;
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my $ret = $self->SUPER::as_string;
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my Perlbal::Service $svc = $self->{service};
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$ret .= ": listening on $self->{hostport} for service '$svc->{name}'";
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return $ret;
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}
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sub as_string_html {
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my Perlbal::TCPListener $self = shift;
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my $ret = $self->SUPER::as_string_html;
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my Perlbal::Service $svc = $self->{service};
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$ret .= ": listening on $self->{hostport} for service <b>$svc->{name}</b>";
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return $ret;
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}
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sub die_gracefully {
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# die off so we stop waiting for new connections
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my $self = shift;
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$self->close('graceful_death');
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}
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1;
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# Local Variables:
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# mode: perl
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# c-basic-indent: 4
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# indent-tabs-mode: nil
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# End:
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