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Revision 1.2 - (download) (annotate)
Mon Dec 5 19:12:11 2005 UTC (13 years, 11 months ago) by olson
Branch: MAIN
CVS Tags: mgrast_dev_08112011, rast_rel_2009_05_18, mgrast_dev_08022011, rast_rel_2014_0912, rast_rel_2008_06_18, myrast_rel40, rast_rel_2008_06_16, mgrast_dev_05262011, rast_rel_2008_12_18, mgrast_dev_04082011, rast_rel_2008_07_21, rast_rel_2010_0928, rast_2008_0924, mgrast_version_3_2, mgrast_dev_12152011, rast_rel_2008_04_23, mgrast_dev_06072011, rast_rel_2008_09_30, rast_rel_2009_0925, rast_rel_2010_0526, rast_rel_2014_0729, mgrast_dev_02212011, rast_rel_2010_1206, caBIG-05Apr06-00, mgrast_release_3_0, mgrast_dev_03252011, rast_rel_2010_0118, mgrast_rel_2008_0924, mgrast_rel_2008_1110_v2, rast_rel_2009_02_05, rast_rel_2011_0119, mgrast_rel_2008_0625, mgrast_release_3_0_4, mgrast_release_3_0_2, mgrast_release_3_0_3, mgrast_release_3_0_1, mgrast_dev_03312011, mgrast_release_3_1_2, mgrast_release_3_1_1, mgrast_release_3_1_0, mgrast_dev_04132011, rast_rel_2008_10_09, mgrast_dev_04012011, rast_release_2008_09_29, mgrast_rel_2008_0806, mgrast_rel_2008_0923, mgrast_rel_2008_0919, rast_rel_2009_07_09, rast_rel_2010_0827, mgrast_rel_2008_1110, myrast_33, rast_rel_2011_0928, rast_rel_2008_09_29, mgrast_rel_2008_0917, rast_rel_2008_10_29, mgrast_dev_04052011, mgrast_dev_02222011, caBIG-13Feb06-00, rast_rel_2009_03_26, mgrast_dev_10262011, rast_rel_2008_11_24, rast_rel_2008_08_07, HEAD
Changes since 1.1: +17 -0 lines
add license words

#
# Copyright (c) 2003-2006 University of Chicago and Fellowship
# for Interpretations of Genomes. All Rights Reserved.
#
# This file is part of the SEED Toolkit.
# 
# The SEED Toolkit is free software. You can redistribute
# it and/or modify it under the terms of the SEED Toolkit
# Public License. 
#
# You should have received a copy of the SEED Toolkit Public License
# along with this program; if not write to the University of Chicago
# at info@ci.uchicago.edu or the Fellowship for Interpretation of
# Genomes at veronika@thefig.info or download a copy from
# http://www.theseed.org/LICENSE.TXT.
#

use Frontier::RPC2;
use Cluster;

use FIG;

use strict;

$| = 1;  # Perl magic to use unbuffered output on standard output

my $xml_rpc_server = Frontier::RPC2->new;

my $fig = new FIG;

#
# Create a list of the methods to be served
#

my $methods = {
    get_work => \&get_work,
    work_done => \&work_done,
    work_aborted => \&work_aborted,
};

process_cgi_call($methods);

exit 0;

sub get_work
{
    my($table, $worker) = @_;

    my $jobmgr = new Cluster::DBJobMgr($fig, $table);

    return $jobmgr->get_work($worker);
}


sub work_done
{
    my($table, $work, $output) = @_;

    my $jobmgr = new Cluster::DBJobMgr($fig, $table);

    return $jobmgr->work_done($work, $output);
}

sub work_aborted
{
    my($table, $work) = @_;

    my $jobmgr = new Cluster::DBJobMgr($fig, $table);

    return $jobmgr->work_aborted($work);
}


#==========================================================================
#  CGI Support
#==========================================================================
#  Simple CGI support for Frontier::RPC2. You can copy this into your CGI
#  scripts verbatim, or you can package it into a library.
#  (Based on xmlrpc_cgi.c by Eric Kidd <http://xmlrpc-c.sourceforge.net/>.)

# Process a CGI call.
sub process_cgi_call ($) {
    my ($methods) = @_;

    # Get our CGI request information.
    my $method = $ENV{'REQUEST_METHOD'};
    my $type = $ENV{'CONTENT_TYPE'};
    my $length = $ENV{'CONTENT_LENGTH'};

    # Perform some sanity checks.
    http_error(405, "Method Not Allowed") unless $method eq "POST";
    http_error(400, "Bad Request") unless $type eq "text/xml";
    http_error(411, "Length Required") unless $length > 0;

    # Fetch our body.
    my $body;
    my $count = read STDIN, $body, $length;
    http_error(400, "Bad Request") unless $count == $length; 

    # Serve our request.
    my $coder = Frontier::RPC2->new;
    send_xml($coder->serve($body, $methods));
}

# Send an HTTP error and exit.
sub http_error ($$) {
    my ($code, $message) = @_;
    print <<"EOD";
Status: $code $message
Content-type: text/html

<title>$code $message</title>
<h1>$code $message</h1>
<p>Unexpected error processing XML-RPC request.</p>
EOD
    exit 0;
}

# Send an XML document (but don't exit).
sub send_xml ($) {
    my ($xml_string) = @_;
    my $length = length($xml_string);
    print <<"EOD";
Status: 200 OK
Content-type: text/xml
Content-length: $length

EOD
    # We want precise control over whitespace here.
    print $xml_string;
}

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