XRootD
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ProxyPrefixPlugin.cc
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1//------------------------------------------------------------------------------
2// Copyright (c) 2011-2017 by European Organization for Nuclear Research (CERN)
3// Author: Elvin Sindrilaru <esindril@cern.ch>
4//------------------------------------------------------------------------------
5// This file is part of the XRootD software suite.
6//
7// XRootD is free software: you can redistribute it and/or modify
8// it under the terms of the GNU Lesser General Public License as published by
9// the Free Software Foundation, either version 3 of the License, or
10// (at your option) any later version.
11//
12// XRootD is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15// GNU General Public License for more details.
16//
17// You should have received a copy of the GNU Lesser General Public License
18// along with XRootD. If not, see <http://www.gnu.org/licenses/>.
19//
20// In applying this licence, CERN does not waive the privileges and immunities
21// granted to it by virtue of its status as an Intergovernmental Organization
22// or submit itself to any jurisdiction.
23//------------------------------------------------------------------------------
24
25#include "ProxyPrefixPlugin.hh"
26#include "ProxyPrefixFile.hh"
27#include "XrdVersion.hh"
29#include "XrdCl/XrdClLog.hh"
30#include <cstdlib>
31#include <cstdio>
32
34
35extern "C"
36{
37 void* XrdClGetPlugIn(const void* arg)
38 {
39 const std::map<std::string, std::string>* config =
40 static_cast< const std::map<std::string, std::string>* >(arg);
41 return static_cast<void*>(new xrdcl_proxy::ProxyFactory(config));
42 }
43}
44
45namespace xrdcl_proxy
46{
47//------------------------------------------------------------------------------
48// Construtor
49//------------------------------------------------------------------------------
50ProxyFactory::ProxyFactory(const std::map<std::string, std::string>* config)
51{
53 // If any of the parameters specific to this plugin are present then export
54 // them as env variables to be used later on if not already set.
55 if (config) {
56 // When C++11 is here:
57 // std::list<std::string> lst_envs {"XROOT_PROXY", "xroot_proxy",
58 // "XROOT_PROXY_EXCL_DOMAINS",
59 // "xroot_proxy_excl_domains};
60 std::list<std::string> lst_envs;
61 lst_envs.push_back("XROOT_PROXY");
62 lst_envs.push_back("xroot_proxy");
63 lst_envs.push_back("XROOT_PROXY_EXCL_DOMAINS");
64 lst_envs.push_back("xroot_proxy_excl_domains");
65
66 for (std::list<std::string>::iterator it_env = lst_envs.begin();
67 it_env != lst_envs.end(); ++it_env) {
68 std::map<std::string, std::string>::const_iterator it_map =
69 config->find(*it_env);
70
71 if (it_map != config->end() && !it_map->second.empty()) {
72 if (setenv(it_map->first.c_str(), it_map->second.c_str(), 0)) {
73 log->Error(1, "Failed to set env variable %s from the configuration"
74 " file", it_map->first.c_str());
75 }
76 }
77 }
78 }
79}
80
81//------------------------------------------------------------------------------
82// Destructor
83//------------------------------------------------------------------------------
85
86//------------------------------------------------------------------------------
87// Create a file plug-in for the given URL
88//------------------------------------------------------------------------------
90ProxyFactory::CreateFile(const std::string& url)
91{
92 return static_cast<XrdCl::FilePlugIn*>(new ProxyPrefixFile());
93}
94
95//------------------------------------------------------------------------------
96// Create a file system plug-in for the given URL
97//------------------------------------------------------------------------------
99ProxyFactory::CreateFileSystem(const std::string& url)
100{
102 log->Error(1, "FileSystem plugin implementation not supported");
103 return static_cast<XrdCl::FileSystemPlugIn*>(0);
104}
105} // namespace xrdcl_proxy
XrdVERSIONINFO(XrdClGetPlugIn, XrdClGetPlugIn) extern "C"
void * XrdClGetPlugIn(const void *)
static Log * GetLog()
Get default log.
An interface for file plug-ins.
An interface for file plug-ins.
Handle diagnostics.
Definition XrdClLog.hh:101
void Error(uint64_t topic, const char *format,...)
Report an error.
Definition XrdClLog.cc:231
XrdCl proxy prefix plugin factory.
ProxyFactory(const std::map< std::string, std::string > *config)
virtual ~ProxyFactory()
Destructor.
virtual XrdCl::FilePlugIn * CreateFile(const std::string &url)
Create a file plug-in for the given URL.
virtual XrdCl::FileSystemPlugIn * CreateFileSystem(const std::string &url)
Create a file system plug-in for the given URL.