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Server.pm
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# Vend::Server - Listen for Interchange CGI requests as a background server
#
# Copyright (C) 2002-2009 Interchange Development Group
# Copyright (C) 1996-2002 Red Hat, Inc.
#
# This program was originally based on Vend 0.2 and 0.3
# Copyright 1995 by Andrew M. Wilcox <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this program; if not, write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301 USA.
package Vend::Server;
use vars qw($VERSION);
$VERSION = '2.106';
use Cwd;
use POSIX qw(setsid strftime);
use Vend::Util;
use Vend::CharSet qw/ to_internal decode_urlencode default_charset /;
use Fcntl;
use Errno qw/:POSIX/;
use Config;
use Socket;
use Symbol;
use strict;
no warnings qw(uninitialized);
my $ppidsub = sub { return getppid };
sub new {
my ($class, $fh, $env, $entity) = @_;
populate($env);
my $http = {
fh => $fh,
entity => $entity,
env => $env,
};
eval {
map_cgi($http);
};
if($@) {
my $msg = errmsg("CGI mapping error: %s", $@);
::logGlobal({ level => 'error' }, $msg);
return undef;
}
bless $http, $class;
}
my @Map = qw/
authorization AUTHORIZATION
content_length CONTENT_LENGTH
content_type CONTENT_TYPE
content_encoding HTTP_CONTENT_ENCODING
cookie HTTP_COOKIE
http_host HTTP_HOST
http_x_forwarded_for HTTP_X_FORWARDED_FOR
path_info PATH_INFO
pragma HTTP_PRAGMA
query_string QUERY_STRING
referer HTTP_REFERER
remote_addr REMOTE_ADDR
remote_host REMOTE_HOST
remote_user REMOTE_USER
request_method REQUEST_METHOD
request_uri REQUEST_URI
script_name SCRIPT_NAME
secure HTTPS
server_name SERVER_NAME
server_host HTTP_HOST
server_port SERVER_PORT
useragent HTTP_USER_AGENT
/;
my @RedirMap = qw/
path_info REDIRECT_URL
query_string REDIRECT_QUERY_STRING
error_notes REDIRECT_ERROR_NOTES
redirect_status REDIRECT_STATUS
request_method REDIRECT_REQUEST_METHOD
/;
### This is to account for some bad Socket.pm implementations
### which don't set SOMAXCONN, I think SCO is the big one
my $SOMAXCONN;
if(defined &SOMAXCONN) {
$SOMAXCONN = SOMAXCONN;
}
else {
$SOMAXCONN = 128;
}
###
###
sub populate {
my ($cgivar) = @_;
if($Global::Environment) {
for(@{$Global::Environment}) {
$ENV{$_} = $cgivar->{$_} if defined $cgivar->{$_};
}
}
my @map = @Map;
my ($field, $cgi);
no strict 'refs';
while (($field, $cgi) = splice(@map, 0, 2)) {
${"CGI::$field"} = $cgivar->{$cgi} if defined $cgivar->{$cgi};
#::logDebug("CGI::$field=" . ${"CGI::$field"});
}
# try to get originating host's IP address if request was
# forwarded through a trusted proxy
if (
$Global::TrustProxy
and (
$CGI::remote_addr =~ $Global::TrustProxy
or $CGI::remote_host =~ $Global::TrustProxy
)
and my $forwarded_for = $cgivar->{HTTP_X_FORWARDED_FOR}
) {
# multiple source IP addresses may appear in X-Forwarded-For header
# in a comma-separated list
for my $ip (reverse grep /\S/, split /\s*,\s*/, $forwarded_for) {
# do we have a valid-looking IP address?
if ($ip !~ /^\d\d?\d?\.\d\d?\d?\.\d\d?\d?\.\d\d?\d?$/) {
# if not, log error and ignore X-Forwarded-For header
::logGlobal(
{ level => 'info' },
"Unknown X-Forwarded-For header set from trusted proxy %s: %s",
$CGI::remote_addr,
$forwarded_for,
);
last;
}
# skip any other upstream trusted proxies
next if $ip =~ $Global::TrustProxy;
# rightmost IP address that's not a trusted proxy is the customer IP
# address as far as we're concerned, so keep that and exit loop
$CGI::remote_addr = $ip;
undef $CGI::remote_host;
last;
}
}
}
sub log_http_data {
return unless $Global::Logging > 4;
my $ref = shift;
my @parms = split /\s+/,
($Global::Syslog->{http_items} ||
q{
REQUEST_URI
HTTP_COOKIE
SERVER_NAME
REMOTE_ADDR
HTTP_HOST
HTTP_USER_AGENT
REMOTE_USER
});
my $string = 'access: ';
for(@parms) {
next unless $ref->{env}{$_};
$string .= " $_=$ref->{env}{$_}";
}
::logGlobal( { level => 'info' }, $string);
return unless $Global::Logging > 5;
my $ent = $ref->{entity};
return unless $$ent;
::logGlobal( { level => 'debug' }, "POST=" . $$ent);
return;
}
sub map_misc_cgi {
$CGI::host = $CGI::remote_host || $CGI::remote_addr;
$CGI::user = $CGI::remote_user;
my $server_host_without_port = $CGI::server_host;
$server_host_without_port =~ s/:.*// if $Global::FullUrlIgnorePort;
$CGI::script_path = $CGI::script_name;
$CGI::script_name = $server_host_without_port . $CGI::script_path
if $Global::FullUrl;
}
sub map_cgi {
my $h = shift;
die "REQUEST_METHOD is not defined" unless defined $CGI::request_method
or @Global::argv;
map_misc_cgi() if $h;
# Initialize since always used elsewhere, never will be 0
$CGI::content_type ||= '';
my $g = $Global::Selector{$CGI::script_name}
or do {
my $msg = ::get_locale_message(
404,
"Undefined catalog: %s",
$CGI::script_name,
);
my $content_type = $msg =~ /<html/i ? 'text/html' : 'text/plain';
my $len = length($msg);
$Vend::StatusLine = <<EOF;
Status: 404 Not found
Content-Type: $content_type
Content-Length: $len
EOF
respond('', \$msg);
die($msg);
};
if($Global::DNSBL) {
my @quads = split /\./, $CGI::remote_addr;
my $intro = join ".", reverse(@quads), '';
my $blocked;
for(@{$Global::DNSBL}) {
my $addr = gethostbyname($intro . $_)
or next;
$blocked = 1;
}
if($blocked) {
my $msg = ::get_locale_message( 403, "Listed on avoid list.",);
my $content_type = $msg =~ /<html/i ? 'text/html' : 'text/plain';
my $len = length($msg);
$Vend::StatusLine = <<EOF;
Status: 403 Forbidden
Content-Type: $content_type
Content-Length: $len
EOF
respond('', \$msg);
die($msg);
}
}
($::IV, $::VN, $::SV) = $g->{VarName}
? ($g->{IV}, $g->{VN}, $g->{IgnoreMultiple})
: ($Global::IV, $Global::VN, $Global::IgnoreMultiple);
# Vend::ModPerl has already handled GET/POST parsing
return if $Global::mod_perl;
#::logDebug("CGI::query_string=" . $CGI::query_string);
#::logDebug("entity=" . ${$h->{entity}});
#::logDebug("Check robot UA=$Global::RobotUA IP=$Global::RobotIP");
if ($Global::RobotIP and $CGI::remote_addr =~ $Global::RobotIP) {
#::logDebug("It is a robot by IP!");
$Vend::Robot = 1;
}
elsif ($Global::HostnameLookups && $Global::RobotHost) {
if (!$CGI::remote_host && $CGI::remote_addr) {
$CGI::remote_host = gethostbyaddr(Socket::inet_aton($CGI::remote_addr),Socket::AF_INET);
$CGI::host = $CGI::remote_host || $CGI::remote_addr;
}
if ($CGI::remote_host && $CGI::remote_host =~ $Global::RobotHost) {
#::logDebug("It is a robot by host!");
$Vend::Robot = 1;
}
}
unless ($Vend::Robot) {
if ($Global::NotRobotUA and $CGI::useragent =~ $Global::NotRobotUA) {
# do nothing
}
elsif ($Global::RobotUA and $CGI::useragent =~ $Global::RobotUA) {
#::logDebug("It is a robot by UA!");
$Vend::Robot = 1;
}
}
$CGI::values{mv_tmp_session} ||= 1 if $Vend::Robot;
}
# This is called by parse_multipart
# Doesn't do unhexify
sub store_cgi_kv {
my ($key, $value) = @_;
$key = lc ($key) if
$Global::DowncaseVarname
&& $Global::DowncaseVarname =~ /\b$key\b/i;
$key = $::IV->{$key} if defined $::IV->{$key};
if(defined $CGI::values{$key} and ! defined $::SV{$key}) {
$CGI::values{$key} = "$CGI::values{$key}\0$value";
push ( @{$CGI::values_array{$key}}, $value)
}
else {
$CGI::values{$key} = $value;
$CGI::values_array{$key} = [$value];
}
}
sub parse_cgi {
my $h = shift;
my $request_method = "\U$CGI::request_method";
if ($request_method eq 'POST') {
#::logDebug("content type header: " . $CGI::content_type);
## check for valid content type
if ($CGI::content_type =~ m{^(?:multipart/form-data|application/x-www-form-urlencoded|application/xml|application/json)\b}i) {
parse_post(\$CGI::query_string, 1)
if $Global::TolerateGet;
parse_post($h->{entity});
}
else {
## invalid content type for POST
## XXX we may want to be a little more forgiving here
my $msg = ::get_locale_message(415, "Unsupported Content-Type for POST method");
my $content_type = $msg =~ /<html/i ? 'text/html' : 'text/plain';
my $len = length($msg);
$Vend::StatusLine = <<EOF;
Status: 415 Unsupported Media Type
Content-Type: $content_type
Content-Length: $len
EOF
respond('', \$msg);
die($msg);
}
}
elsif ($request_method eq 'PUT') {
#::logDebug("Put operation.");
parse_post(\$CGI::query_string);
$CGI::put_ref = $h->{entity};
#::logDebug("Put contents: $$CGI::put_ref");
$$CGI::put_ref =~ s/^\s*--+\s+begin\s+content\s+--+\r?\n//i;
$$CGI::put_ref =~ s/^\r?\n--+\s+end\s+content\s+--+\s*$//i;
}
else {
parse_post(\$CGI::query_string);
}
}
sub parse_post {
my ($sref, $is_get) = @_;
return unless length $$sref;
my (@pairs, $pair, $key, $value, $charset);
if ($CGI::content_type =~ m/\bcharset=(["']?)([-a-zA-Z0-9]+)\1/i) {
$charset = $2;
}
else {
$charset = default_charset();
}
$CGI::values{mv_form_charset} = $charset;
if ($CGI::content_type =~ m{^multipart/}i && ! $is_get) {
return parse_multipart($sref) if $CGI::useragent !~ /MSIE\s+5/i;
# try and work around an apparent IE5 bug that sends the content type
# of the next POST after a multipart/form POST as multipart also -
# even though it's sent as non-multipart data
# Contributed by Bill Randle
my ($boundary) = $CGI::content_type =~ /\bboundary="?([^";]+)"?/i;
$boundary = '--' . quotemeta $boundary;
return parse_multipart($sref) if $$sref =~ /^\s*$boundary\s+/;
}
@pairs = split($Global::UrlSplittor, $$sref);
if( defined $pairs[0] and $pairs[0] =~ /^ (\w{8,32})? ; /x) {
@CGI::values{qw/ mv_session_id mv_arg mv_pc /}
= split /;/, $pairs[0], 3;
#::logDebug("found session stuff: $CGI::values{mv_session_id} --> $CGI::values{mv_arg} --> $CGI::values{mv_pc} ");
shift @pairs;
}
elsif (scalar(@pairs) == 1 and $pairs[0] !~ /=/) { # Must be an isindex
$CGI::values{ISINDEX} = $pairs[0];
$CGI::values_array{ISINDEX} = [ split /\+/, $pairs[0] ];
@pairs = ();
}
my $request_method = "\U$CGI::request_method";
my $redo;
CGIVAL: {
# This loop semi-duplicated in store_cgi_kv
foreach $pair (grep length, @pairs) {
($key, $value) = ($pair =~ m/([^=]+)=(.*)/)
or do {
if ($Global::TolerateGet) {
$key = $pair;
$value = undef;
}
elsif ($request_method eq 'POST') {
die ::errmsg("Syntax error in POST input: %s\n%s", $pair, $$sref);
}
else {
die ::errmsg("Syntax error in GET input: %s\n", $pair);
}
};
#::logDebug("incoming --> $key");
$key = lc ($key) if
$Global::DowncaseVarname
&& $Global::DowncaseVarname =~ /\b$key\b/i;
$key = $::IV->{$key} if defined $::IV->{$key};
Vend::CharSet::decode_urlencode(\$key, $charset);
#::logDebug("mapping --> $key");
if ($key) {
decode_urlencode(\$value, $charset);
# Handle multiple keys
if(defined $CGI::values{$key} and ! defined $::SV{$key}) {
$CGI::values{$key} = "$CGI::values{$key}\0$value";
push @{$CGI::values_array{$key}}, $value;
}
else {
$CGI::values{$key} = $value;
$CGI::values_array{$key} = [$value];
}
}
}
if (! $redo and $request_method eq 'POST') {
@pairs = split $Global::UrlSplittor, $CGI::query_string;
if( defined $pairs[0] and $pairs[0] =~ /^ (\w{8,32}) ; /x) {
my (@old) = split /;/, $pairs[0], 3;
$CGI::values{mv_session_id} = $old[0]
if ! defined $CGI::values{mv_session_id};
$CGI::values{mv_arg} = $old[1]
if ! defined $CGI::values{mv_arg};
$CGI::values{mv_pc} = $old[3]
if ! defined $CGI::values{mv_pc};
#::logDebug("found session stuff: $CGI::values{mv_session_id} --> $CGI::values{mv_arg} --> $CGI::values{mv_pc} ");
shift @pairs;
}
$redo = 1;
}
} # End CGIVAL
}
sub parse_multipart {
my $sref = shift;
my ($boundary) = $CGI::content_type =~ /boundary=\"?([^\";]+)\"?/;
$boundary = quotemeta $boundary;
# Stolen from CGI.pm, thanks Lincoln
$boundary = "--$boundary"
unless $CGI::useragent =~ /MSIE 3\.0[12]; Mac/i;
unless ($$sref =~ s/^\s*$boundary\s+//) {
die ::errmsg("multipart/form-data sent incorrectly:\n%s\n", $$sref);
}
my @parts;
@parts = split /\r?\n$boundary/, $$sref;
DOMULTI: {
for (@parts) {
last if ! $_ || ($_ =~ /^--(\r?\n)?$/);
s/^\s+//;
my($header, $data) = split /\r?\n\r?\n/, $_, 2;
my $token = '[-\w!\#$%&\'*+.^_\`|{}~]';
my %header;
$header =~ s/\r?\n\s+/ /og; # merge continuation lines
while ($header=~/($token+):\s+([^\r\n]*)/mgox) {
my ($field_name,$field_value) = ($1,$2); # avoid taintedness
$field_name =~ s/\b(\w)/uc($1)/eg; #canonicalize
$header{$field_name} = $field_value;
}
#::logDebug("Content-Disposition: " . $header{'Content-Disposition'});
my($param)= $header{'Content-Disposition'}=~/ name="?([^\";]+)"?/;
# Bug: Netscape doesn't escape quotation marks in file names!!!
my($filename) = $header{'Content-Disposition'}=~/ filename="?([^\";]*)"?/;
#::logDebug("param='$param' filename='$filename'" );
if(not defined $param) {
::logGlobal({ level => 'debug' }, "unsupported multipart header: \n%s\n", $header);
next;
}
my ($content_type) = $header{'Content-Type'} =~ /^([^\s;]+)/;
my ($charset) = $header{'Content-Type'} =~ / charset="?([-a-zA-Z0-9]+)"?/;
$content_type ||= 'text/plain';
$charset ||= default_charset();
if ($content_type =~ m{^text/}i && ($::Variable->{MV_UTF8} || $Global::Variable->{MV_UTF8})) {
Vend::CharSet::to_internal($charset, \$data);
# use our character set instead of the client's one
# to store the file
$charset = default_charset();
}
else {
$charset = 'raw';
}
if($filename) {
$CGI::file{$param} = $data;
$CGI::file_encoding{$param} = $charset;
$data = $filename;
}
else {
$data =~ s/\r?\n$//;
}
store_cgi_kv($param, $data);
}
}
return 1;
}
sub create_cookie {
my($domain,$path) = @_;
my $out;
return '' if $Vend::tmp_session;
my @jar;
push @jar, [
($::Instance->{CookieName} || 'MV_SESSION_ID'),
defined $::Instance->{ClearCookie} ? '' : $Vend::SessionName,
$Vend::Expire || undef,
undef,
undef,
$Vend::Cfg->{SessionCookieSecure} ? $CGI::secure : undef,
]
unless $Vend::CookieID;
push @jar, @{$::Instance->{Cookies}}
if defined $::Instance->{Cookies};
$out = '';
foreach my $cookie (@jar) {
my ($name, $value, $expire, $d, $p, $secure) = @$cookie;
$d = $domain if ! $d;
$p = $path if ! $p;
#::logDebug("create_cookie: name=$name value=$value expire=$expire");
$value = Vend::Interpolate::esc($value)
if $value !~ /^[-\w:.]+$/;
$out .= "Set-Cookie: $name=$value;";
$out .= " path=$p;";
$out .= " domain=" . $d . ";" if $d;
if (defined $expire or $Vend::Expire) {
my $expstring;
if(! $expire) {
$expire = $Vend::Expire;
}
elsif($expire =~ /\s\S+\s/) {
$expstring = $expire;
}
$expstring = strftime "%a, %d-%b-%Y %H:%M:%S GMT ", gmtime($expire)
unless $expstring;
$expstring = "expires=$expstring" if $expstring !~ /^\s*expires=/i;
$expstring =~ s/^\s*/ /;
$out .= $expstring;
}
$out .= '; secure' if $secure;
$out .= "\r\n";
}
return $out;
}
sub canon_status {
local($_);
$_ = shift;
s:^\s+::;
s:\s+$::;
s:\s*\n\s*:\r\n:g;
return "$_\r\n";
}
sub get_cache_headers {
my @headers;
my $cc = $::Pragma->{cache_control};
push @headers, "Cache-Control: $cc" if $cc;
push @headers, "Pragma: no-cache" if delete $::Scratch->{mv_no_cache};
return @headers;
}
sub add_cache_headers {
return unless my @headers = get_cache_headers();
$Vend::StatusLine .= "\r\n" unless $Vend::StatusLine =~ /\n\z/;
$Vend::StatusLine .= "$_\r\n" for @headers;
return 1;
}
sub respond {
# $body is now a reference
my ($s, $body) = @_;
#show_times("begin response send") if $Global::ShowTimes;
# Safe kludge: duplicate Vend::CharSet::default_charset method here
# so that $Document->send() will work from within Safe
my $c = $Global::Selector{$CGI::script_name};
my $response_charset = $c->{Variable}{MV_HTTP_CHARSET} || $Global::Variable->{MV_HTTP_CHARSET};
my $status;
return if $Vend::Sent;
if($Vend::StatusLine) {
$status = $Vend::StatusLine =~ /(?:^|\n)Status:\s+(.*)/i
? "$1"
: "200 OK";
}
if($CGI::redirect_status and ! $Vend::StatusLine) {
$status = "200 OK";
$Vend::StatusLine = "Status: 200 OK\nContent-Type: text/html";
}
$$body =~ s/^\s+//
if ! $Vend::ResponseMade and $::Pragma->{strip_white};
$Vend::StatusLine =~ s/\s*$/\r\n/ if $Vend::StatusLine;
# NOTE: if we're supporting arbitrary encodings here in the
# response_charset, we should really be setting the binmode to
# :encoding($response_charset); if we're considering the case of
# UTF-8 vs undeclared, we should set the response charset to UTF-8
# iff MV_UTF8 is set, otherwise omit the charset declaration
# entirely.
if (
$response_charset =~ /^utf-?8$/i
and (
! $Vend::StatusLine
or $Vend::StatusLine =~ m{^Content-Type: text/}i
)
) {
binmode(MESSAGE, ':utf8');
}
if(! $s and $Vend::StatusLine) {
if ($Vend::StatusLine !~ /^Content-Type:/im) {
$Vend::StatusLine .= "\r\nContent-Type: text/html";
if ($response_charset) {
$Vend::StatusLine .= "; charset=$response_charset\r\n";
}
else {
$Vend::StatusLine .= "\r\n";
}
}
# TRACK
$Vend::StatusLine .= "X-Track: " . $Vend::Track->header() . "\r\n"
if $Vend::Track and $Vend::Cfg->{UserTrack};
# END TRACK
add_cache_headers();
print MESSAGE canon_status($Vend::StatusLine);
print MESSAGE "\r\n";
print MESSAGE $$body;
undef $Vend::StatusLine;
$Vend::ResponseMade = 1;
#show_times("end response send") if $Global::ShowTimes;
return;
}
my $fh = $s->{fh};
# SUNOSDIGITAL
# Fix for SunOS, Ultrix, Digital UNIX
# my($oldfh) = select($fh);
# $| = 1;
# select($oldfh);
# END SUNOSDIGITAL
my $rfh = $s->{rfh};
if($Vend::write_redirect and ! $rfh) {
$rfh = gensym();
my $fn = $Vend::Cfg->{RedirectCache} . $CGI::path_info;
my $save = umask(022);
open $rfh, "> $fn"
or do {
::logError("Unable to write redirected page %s: %s", $fn, $!);
undef $Vend::write_redirect;
undef $rfh;
};
$s->{rfh} = $rfh;
umask $save;
}
if($Vend::ResponseMade || $CGI::values{mv_no_header} ) {
print $fh $$body;
print $rfh $$body if $rfh;
#show_times("end response send") if $Global::ShowTimes;
return 1;
}
if (defined $ENV{MOD_PERL} or $CGI::script_name =~ m:/nph-[^/]+$:) {
# TRACK
my $save = select $fh;
$| = 1;
select $save;
$Vend::StatusLine .= "\r\nX-Track: " . $Vend::Track->header() . "\r\n"
if $Vend::Track and $Vend::Cfg->{UserTrack};
# END TRACK
add_cache_headers();
$status = '200 OK' if ! $status;
if(defined $Vend::StatusLine) {
$Vend::StatusLine = "HTTP/1.0 $status\r\n$Vend::StatusLine"
if $Vend::StatusLine !~ m{^HTTP/};
print $fh canon_status($Vend::StatusLine);
$Vend::ResponseMade = 1;
undef $Vend::StatusLine;
}
else { print $fh "HTTP/1.0 $status\r\n"; }
}
if ( ! $Vend::tmp_session
and (
! $Vend::CookieID && ! $::Instance->{CookiesSet}
or defined $Vend::Expire
or defined $::Instance->{Cookies}
)
and $Vend::Cfg->{Cookies}
)
{
my @domains;
@domains = ('');
my @paths;
@paths = ('/');
if ($Vend::Cfg->{CookieDomain}) {
@domains = split /\s+/, $Vend::Cfg->{CookieDomain};
}
elsif($Global::Mall) {
my $ref = $Global::Catalog{$Vend::Cat};
@paths = ($ref->{script});
push (@paths, @{$ref->{alias}}) if defined $ref->{alias};
if ($Global::FullUrl) {
# remove domain from script
my %pathhash;
for (@paths) {
s:^[^/]+/:/: or $_ = '/';
$pathhash{$_} = 1;
}
@paths = keys(%pathhash);
}
}
my ($d, $p);
foreach $d (@domains) {
foreach $p (@paths) {
print $fh create_cookie($d, $p);
}
}
$::Instance->{CookiesSet} = delete $::Instance->{Cookies};
}
if (defined $Vend::StatusLine) {
print $fh canon_status($Vend::StatusLine);
}
elsif(! $Vend::ResponseMade) {
if ($response_charset) {
print $fh canon_status("Content-Type: text/html; charset=$response_charset");
}
else {
print $fh canon_status("Content-Type: text/html");
}
# TRACK
print $fh canon_status("X-Track: " . $Vend::Track->header())
if $Vend::Track and $Vend::Cfg->{UserTrack};
# END TRACK
}
print $fh canon_status($_) for get_cache_headers();
print $fh "\r\n";
print $fh $$body;
print $rfh $$body if $rfh;
#show_times("end response send") if $Global::ShowTimes;
$Vend::ResponseMade = 1;
}
sub _read {
my ($in, $fh) = @_;
$fh = \*MESSAGE if ! $fh;
my ($r,$rin);
vec($rin,fileno($fh),1) = 1;
do {
if (($r = select($rin, undef, undef, $Global::SocketReadTimeout || 1)) > 0) {
$r = sysread($fh, $$in, $r, length($$in));
}
} while ((!defined($r) || $r == -1) && ($!{eintr} || $!{eagain}));
die "read: $!" unless defined $r;
die "read: closed" unless $r > 0;
}
sub _find {
my ($in, $char) = @_;
my ($x);
_read($in) while (($x = index($$in, $char)) == -1);
my $before = substr($$in, 0, $x);
substr($$in, 0, $x + 1) = '';
$before;
}
sub _string {
my ($in) = @_;
my $len = _find($in, " ");
_read($in) while (length($$in) < $len + 1);
my $str = substr($$in, 0, $len);
substr($$in, 0, $len + 1) = '';
$str;
}
my $HTTP_enabled;
my $Remote_addr;
my %CGImap;
BEGIN {
eval {
require URI::URL;
require MIME::Base64;
$HTTP_enabled = 1;
%CGImap = ( qw/
content-length CONTENT_LENGTH
content-type CONTENT_TYPE
authorization-type AUTH_TYPE
authorization AUTHORIZATION
cookie HTTP_COOKIE
client-hostname REMOTE_HOST
client-ip-address REMOTE_ADDR
client-ident REMOTE_IDENT
content-length CONTENT_LENGTH
content-type CONTENT_TYPE
cookie HTTP_COOKIE
from HTTP_FROM
host HTTP_HOST
https-on HTTPS
method REQUEST_METHOD
path-info PATH_INFO
path-translated PATH_TRANSLATED
pragma HTTP_PRAGMA
query QUERY_STRING
reconfigure RECONFIGURE_MINIVEND
referer HTTP_REFERER
script SCRIPT_NAME
server-host SERVER_NAME
server-port SERVER_PORT
user-agent HTTP_USER_AGENT
content-encoding HTTP_CONTENT_ENCODING
content-language HTTP_CONTENT_LANGUAGE
content-transfer-encoding HTTP_CONTENT_TRANSFER_ENCODING
/
);
};
}
sub http_log_msg {
my($status, $env, $request) = @_;
my(@params);
# IP, Session, REMOTE_USER (if any) and time
push @params, ($$env{REMOTE_HOST} || $$env{REMOTE_ADDR});
push @params, ($$env{SERVER_PORT} || '-');
push @params, ($$env{REMOTE_USER} || '-');
push @params, logtime();
# Catalog name
push @params, qq{"$request"};
push @params, $status;
push @params, '-';
return join " ", @params;
}
sub http_soap {
my($fh, $env, $entity) = @_;
my $in = '';
die "Need URI::URL for this functionality.\n"
unless defined $HTTP_enabled;
my ($real_header, $header, $request, $block);
my $waiting = 0;
my $status_line = _find(\$in, "\n");
#::logDebug("status_line: $status_line");
($$env{REQUEST_METHOD},$request) = split /\s+/, $status_line;
for(;;) {
$block = _find(\$in, "\n");
#::logDebug("read: $block");
$block =~ s/\s+$//;
if($block eq '') {
last;
}
if ( $block =~ s/^([^:]+):\s*//) {
$real_header = $1;
$header = lc $1;
if(defined $CGImap{$header}) {
#::logDebug("setting env{$CGImap{$header}} to: $block");
$$env{$CGImap{$header}} = $block;
}
$$env{$real_header} = $block;
next;
}
else {
die "HTTP protocol error on '$block':\n$in";
}
last;
}
if ($$env{CONTENT_LENGTH}) {
_read(\$in) while length($in) < $$env{CONTENT_LENGTH};
#::logDebug("read entity: $in");
}
$in =~ s/\s+$//;
$$entity = $in;
#::logDebug("exiting loop");
my $url = new URI::URL $request;
(undef, $Remote_addr) =
sockaddr_in(getpeername($fh));
if ($Global::HostnameLookups) {
$$env{REMOTE_HOST} = gethostbyaddr($Remote_addr, AF_INET);
}
$Remote_addr = inet_ntoa($Remote_addr);
$$env{REMOTE_ADDR} = $Remote_addr;
my (@path) = $url->path_components();
my $doc;
my $status = 200;
shift(@path);
my $catname = '/'.shift(@path);
$$env{SESSION_ID} = shift(@path);
#::logDebug("catname is $catname");
if($Global::Selector{$catname} and $Global::AllowGlobal->{$catname}) {
if ($$env{AUTHORIZATION}) {
$$env{REMOTE_USER} =
Vend::Util::check_authorization( delete $$env{AUTHORIZATION} );
}
return undef if ! $$env{REMOTE_USER};
}
my $ref;
if($ref = $Global::Selector{$catname} || $Global::SelectorAlias{$catname}) {
#::logDebug("found catalog $catname");
$$env{SCRIPT_NAME} = $catname;
} else {
$status = 404;
}
logData("$Global::VendRoot/etc/access_log",
http_log_msg(
"SOAP$status",
$env,
($$env{REQUEST_METHOD} . " " . $request),
)
);
populate($env);
map_misc_cgi();
return $ref;
}
sub read_cgi_data {
my ($argv, $env, $entity) = @_;
my ($in, $block, $n, $i, $e, $key, $value);
$in = '';
for (;;) {
$block = _find(\$in, "\n");
if (($n) = ($block =~ m/^env (\d+)$/)) {
foreach $i (0 .. $n - 1) {
$e = _string(\$in);
if (($key, $value) = ($e =~ m/^([^=]+)=(.*)$/s)) {
$$env{$key} = $value;
}
}
}
elsif ($block =~ m/^end$/) {
last;
}