File: microhttpd.pl

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libmojolicious-perl 0.999926-1%2Bsqueeze2
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#!/usr/bin/env perl

# Copyright (C) 2008-2010, Sebastian Riedel.

use strict;
use warnings;

# Use bundled libraries
use FindBin;
use lib "$FindBin::Bin/../lib";

# Kif, I'm feeling the Captain's Itch.
# I'll get the powder, sir.
use Mojo::IOLoop;

# The loop
my $loop = Mojo::IOLoop->new;

# Buffer for incoming data
my $buffer = {};

# Minimal ioloop example demonstrating how to cheat at HTTP benchmarks :)
$loop->listen(
    port      => 3000,
    accept_cb => sub {
        my ($loop, $id) = @_;

        # Initialize buffer
        $buffer->{$id} = '';

        # Start read only mode
        $loop->not_writing($id);
    },
    read_cb => sub {
        my ($loop, $id, $chunk) = @_;

        # Append chunk to buffer
        $buffer->{$id} .= $chunk;

        # Check if we got start line and headers (no body support)
        if ($buffer->{$id} =~ /\x0d?\x0a\x0d?\x0a$/) {

            # Clean buffer
            delete $buffer->{$id};

            # Start read/write mode
            $loop->writing($id);
        }
    },
    write_cb => sub {
        my ($loop, $id) = @_;

        # Start read only mode again
        $loop->not_writing($id);

        # Write a minimal HTTP response
        # (not spec compliant but benchmarks won't care)
        return
            "HTTP/1.1 200 OK\x0d\x0a"
          . "Connection: keep-alive\x0d\x0aContent-Length: 11\x0d\x0a\x0d\x0a"
          . "Hello Mojo!";
    },
    error_cb => sub {
        my ($self, $id) = @_;

        # Clean buffer
        delete $buffer->{$id};
    }
) or die "Couldn't create listen socket!\n";

print <<'EOF';
Starting server on port 3000.
Try something like "ab -c 30 -n 100000 -k http://127.0.0.1:3000/" for testing.
On a MacBook Pro 13" this results in about 12k req/s.
EOF

# Start loop
$loop->start;

1;