XRootD
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XrdTpcUtils.cc
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1//------------------------------------------------------------------------------
2// This file is part of XrdTpcTPC
3//
4// Copyright (c) 2023 by European Organization for Nuclear Research (CERN)
5// Author: Cedric Caffy <ccaffy@cern.ch>
6// File Date: Oct 2023
7//------------------------------------------------------------------------------
8// XRootD is free software: you can redistribute it and/or modify
9// it under the terms of the GNU Lesser General Public License as published by
10// the Free Software Foundation, either version 3 of the License, or
11// (at your option) any later version.
12//
13// XRootD is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16// GNU General Public License for more details.
17//
18// You should have received a copy of the GNU Lesser General Public License
19// along with XRootD. If not, see <http://www.gnu.org/licenses/>.
20//------------------------------------------------------------------------------
21#include "XrdTpcUtils.hh"
23
24#include <sstream>
25
26std::string XrdTpcUtils::prepareOpenURL(const std::string & reqResource, std::map<std::string,std::string> & reqHeaders, const std::map<std::string,std::string> & hdr2cgimap, bool & hasSetOpaque) {
27 auto iter = XrdOucTUtils::caseInsensitiveFind(reqHeaders,"xrd-http-query");
28 bool found_first_header = false;
29 std::stringstream opaque;
30
31 if (iter != reqHeaders.end() && !iter->second.empty()) {
32 std::string token;
33 std::istringstream requestStream(iter->second);
34 auto has_authz_header = XrdOucTUtils::caseInsensitiveFind(reqHeaders,"authorization") != reqHeaders.end();
35 while (std::getline(requestStream, token, '&')) {
36 if (token.empty()) {
37 continue;
38 } else if (!strncmp(token.c_str(), "authz=", 6)) {
39 if (!has_authz_header) {
40 reqHeaders["Authorization"] = token.substr(6);
41 has_authz_header = true;
42 }
43 } else {
44 opaque << (found_first_header ? "&" : "?") << token;
45 found_first_header = true;
46 }
47 }
48 }
49
50 // Append CGI coming from the tpc.header2cgi parameter
51 for(auto & hdr2cgi : hdr2cgimap) {
52 auto it = std::find_if(reqHeaders.begin(),reqHeaders.end(),[&hdr2cgi](const auto & elt){
53 return !strcasecmp(elt.first.c_str(),hdr2cgi.first.c_str());
54 });
55 if(it != reqHeaders.end()) {
56 opaque << (found_first_header ? "&" : "?") << hdr2cgi.second << "=" << it->second;
57 found_first_header = true;
58 }
59 }
60 hasSetOpaque = found_first_header;
61 return reqResource + opaque.str();
62}
static std::map< std::string, T >::const_iterator caseInsensitiveFind(const std::map< std::string, T > &m, const std::string &lowerCaseSearchKey)
static std::string prepareOpenURL(const std::string &reqResource, std::map< std::string, std::string > &reqHeaders, const std::map< std::string, std::string > &hdr2cgimap, bool &hasSetOpaque)