-/*
- * The Shibboleth License, Version 1.
- * Copyright (c) 2002
- * University Corporation for Advanced Internet Development, Inc.
- * All rights reserved
+/**
+ * Licensed to the University Corporation for Advanced Internet
+ * Development, Inc. (UCAID) under one or more contributor license
+ * agreements. See the NOTICE file distributed with this work for
+ * additional information regarding copyright ownership.
*
+ * UCAID licenses this file to you under the Apache License,
+ * Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the
+ * License at
*
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * Redistributions of source code must retain the above copyright notice, this
- * list of conditions and the following disclaimer.
- *
- * Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution, if any, must include
- * the following acknowledgment: "This product includes software developed by
- * the University Corporation for Advanced Internet Development
- * <http://www.ucaid.edu>Internet2 Project. Alternately, this acknowledegement
- * may appear in the software itself, if and wherever such third-party
- * acknowledgments normally appear.
- *
- * Neither the name of Shibboleth nor the names of its contributors, nor
- * Internet2, nor the University Corporation for Advanced Internet Development,
- * Inc., nor UCAID may be used to endorse or promote products derived from this
- * software without specific prior written permission. For written permission,
- * please contact shibboleth@shibboleth.org
- *
- * Products derived from this software may not be called Shibboleth, Internet2,
- * UCAID, or the University Corporation for Advanced Internet Development, nor
- * may Shibboleth appear in their name, without prior written permission of the
- * University Corporation for Advanced Internet Development.
+ * http://www.apache.org/licenses/LICENSE-2.0
*
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
+ * either express or implied. See the License for the specific
+ * language governing permissions and limitations under the License.
+ */
+
+/**
+ * nsapi_shib.cpp
*
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND WITH ALL FAULTS. ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE, AND NON-INFRINGEMENT ARE DISCLAIMED AND THE ENTIRE RISK
- * OF SATISFACTORY QUALITY, PERFORMANCE, ACCURACY, AND EFFORT IS WITH LICENSEE.
- * IN NO EVENT SHALL THE COPYRIGHT OWNER, CONTRIBUTORS OR THE UNIVERSITY
- * CORPORATION FOR ADVANCED INTERNET DEVELOPMENT, INC. BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * Shibboleth NSAPI filter.
*/
-/* nsapi_shib.cpp - Shibboleth NSAPI filter
+#define SHIBSP_LITE
- Scott Cantor
- 12/13/04
-*/
+#if defined (_MSC_VER) || defined(__BORLANDC__)
+# include "config_win32.h"
+#else
+# include "config.h"
+#endif
-#include "config_win32.h"
+#ifdef WIN32
+# define _CRT_NONSTDC_NO_DEPRECATE 1
+# define _CRT_SECURE_NO_DEPRECATE 1
+# define _CRT_RAND_S
+#endif
-// SAML Runtime
-#include <saml/saml.h>
-#include <shib/shib.h>
-#include <shib/shib-threads.h>
-#include <shib-target/shib-target.h>
+#include <shibsp/exceptions.h>
+#include <shibsp/AbstractSPRequest.h>
+#include <shibsp/RequestMapper.h>
+#include <shibsp/SPConfig.h>
+#include <shibsp/ServiceProvider.h>
-#include <ctime>
+#include <set>
+#include <memory>
#include <fstream>
-#include <sstream>
#include <stdexcept>
+#include <boost/lexical_cast.hpp>
+#include <xmltooling/XMLToolingConfig.h>
+#include <xmltooling/util/NDC.h>
+#include <xmltooling/util/Threads.h>
+#include <xmltooling/util/XMLConstants.h>
+#include <xmltooling/util/XMLHelper.h>
+#include <xercesc/util/XMLUniDefs.hpp>
#ifdef WIN32
# include <process.h>
#include <nsapi.h>
}
+using namespace shibsp;
+using namespace xmltooling;
+using namespace boost;
using namespace std;
-using namespace saml;
-using namespace shibboleth;
-using namespace shibtarget;
// macros to output text to client
#define NET_WRITE(str) \
if (IO_ERROR==net_write(sn->csd,str,strlen(str))) return REQ_EXIT
namespace {
- ShibTargetConfig* g_Config=NULL;
+ SPConfig* g_Config=nullptr;
string g_ServerName;
- string g_ServerScheme;
+ string g_unsetHeaderValue;
+ string g_spoofKey;
+ bool g_checkSpoofing = true;
+ bool g_catchAll = false;
+
+ static const XMLCh path[] = UNICODE_LITERAL_4(p,a,t,h);
+ static const XMLCh validate[] = UNICODE_LITERAL_8(v,a,l,i,d,a,t,e);
+
+ void _my_invalid_parameter_handler(
+ const wchar_t * expression,
+ const wchar_t * function,
+ const wchar_t * file,
+ unsigned int line,
+ uintptr_t pReserved
+ ) {
+ return;
+ }
}
-PlugManager::Factory SunRequestMapFactory;
+PluginManager<RequestMapper,string,const xercesc::DOMElement*>::Factory SunRequestMapFactory;
extern "C" NSAPI_PUBLIC void nsapi_shib_exit(void*)
{
if (g_Config)
- g_Config->shutdown();
- g_Config = NULL;
+ g_Config->term();
+ g_Config = nullptr;
}
-extern "C" NSAPI_PUBLIC int nsapi_shib_init(pblock* pb, Session* sn, Request* rq)
+extern "C" NSAPI_PUBLIC int nsapi_shib_init(pblock* pb, ::Session* sn, Request* rq)
{
// Save off a default hostname for this virtual server.
char* name=pblock_findval("server-name",pb);
}
}
}
- name=pblock_findval("server-scheme",pb);
- if (name)
- g_ServerScheme=name;
log_error(LOG_INFORM,"nsapi_shib_init",sn,rq,"nsapi_shib loaded for host (%s)",g_ServerName.c_str());
-#ifndef _DEBUG
- try {
-#endif
- const char* schemadir=pblock_findval("shib-schemas",pb);
- if (!schemadir)
- schemadir=getenv("SHIBSCHEMAS");
- if (!schemadir)
- schemadir=SHIB_SCHEMAS;
- const char* config=pblock_findval("shib-config",pb);
- if (!config)
- config=getenv("SHIBCONFIG");
- if (!config)
- config=SHIB_CONFIG;
- g_Config=&ShibTargetConfig::getConfig();
- g_Config->setFeatures(
- ShibTargetConfig::Listener |
- ShibTargetConfig::Metadata |
- ShibTargetConfig::AAP |
- ShibTargetConfig::RequestMapper |
- ShibTargetConfig::LocalExtensions |
- ShibTargetConfig::Logging
- );
- if (!g_Config->init(schemadir)) {
- g_Config=NULL;
- pblock_nvinsert("error","unable to initialize Shibboleth libraries",pb);
- return REQ_ABORTED;
- }
+ const char* schemadir=pblock_findval("shib-schemas",pb);
+ const char* prefix=pblock_findval("shib-prefix",pb);
+
+ g_Config=&SPConfig::getConfig();
+ g_Config->setFeatures(
+ SPConfig::Listener |
+ SPConfig::Caching |
+ SPConfig::RequestMapping |
+ SPConfig::InProcess |
+ SPConfig::Logging |
+ SPConfig::Handlers
+ );
+ if (!g_Config->init(schemadir,prefix)) {
+ g_Config=nullptr;
+ pblock_nvinsert("error","unable to initialize Shibboleth libraries",pb);
+ return REQ_ABORTED;
+ }
- SAMLConfig::getConfig().getPlugMgr().regFactory(shibtarget::XML::NativeRequestMapType,&SunRequestMapFactory);
- // We hijack the legacy type so that 1.2 config files will load this plugin
- SAMLConfig::getConfig().getPlugMgr().regFactory(shibtarget::XML::LegacyRequestMapType,&SunRequestMapFactory);
+ g_Config->RequestMapperManager.registerFactory(NATIVE_REQUEST_MAPPER,&SunRequestMapFactory);
- if (!g_Config->load(config)) {
- g_Config=NULL;
- pblock_nvinsert("error","unable to initialize load Shibboleth configuration",pb);
- return REQ_ABORTED;
- }
-
- daemon_atrestart(nsapi_shib_exit,NULL);
-#ifndef _DEBUG
+ try {
+ if (!g_Config->instantiate(pblock_findval("shib-config",pb), true))
+ throw runtime_error("unknown error");
}
- catch (...) {
- g_Config=NULL;
- pblock_nvinsert("error","caught exception, unable to initialize Shibboleth libraries",pb);
+ catch (std::exception& ex) {
+ pblock_nvinsert("error",ex.what(),pb);
+ g_Config->term();
+ g_Config=nullptr;
return REQ_ABORTED;
}
+
+ daemon_atrestart(nsapi_shib_exit,nullptr);
+
+ ServiceProvider* sp=g_Config->getServiceProvider();
+ Locker locker(sp);
+ const PropertySet* props=sp->getPropertySet("InProcess");
+ if (props) {
+ pair<bool,bool> flag=props->getBool("checkSpoofing");
+ g_checkSpoofing = !flag.first || flag.second;
+ flag=props->getBool("catchAll");
+ g_catchAll = flag.first && flag.second;
+
+ pair<bool,const char*> unsetValue=props->getString("unsetHeaderValue");
+ if (unsetValue.first)
+ g_unsetHeaderValue = unsetValue.second;
+ if (g_checkSpoofing) {
+ unsetValue=props->getString("spoofKey");
+ if (unsetValue.first)
+ g_spoofKey = unsetValue.second;
+#ifdef WIN32
+ else {
+ _invalid_parameter_handler old = _set_invalid_parameter_handler(_my_invalid_parameter_handler);
+ unsigned int randkey=0,randkey2=0,randkey3=0,randkey4=0;
+ if (rand_s(&randkey) == 0 && rand_s(&randkey2) == 0 && rand_s(&randkey3) == 0 && rand_s(&randkey4) == 0) {
+ _set_invalid_parameter_handler(old);
+ g_spoofKey = lexical_cast<string>(randkey) + lexical_cast<string>(randkey2) +
+ lexical_cast<string>(randkey3) + lexical_cast<string>(randkey4);
+ }
+ else {
+ _set_invalid_parameter_handler(old);
+ pblock_nvinsert("error", "module failed to generate a random anti-spoofing key (if this is Windows 2000 set one manually)", pb);
+ locker.assign(); // pops lock on SP config
+ g_Config->term();
+ g_Config=nullptr;
+ return REQ_ABORTED;
+ }
+ }
#endif
+ }
+ }
return REQ_PROCEED;
}
/********************************************************************************/
// NSAPI Shib Target Subclass
-class ShibTargetNSAPI : public ShibTarget
+class ShibTargetNSAPI : public AbstractSPRequest
{
+ mutable string m_body;
+ mutable bool m_gotBody,m_firsttime;
+ bool m_security_active;
+ int m_server_portnum;
+ mutable vector<string> m_certs;
+ set<string> m_allhttp;
+
public:
- ShibTargetNSAPI(pblock* pb, Session* sn, Request* rq) {
- m_pb = pb;
- m_sn = sn;
- m_rq = rq;
-
- // Get everything but hostname...
- const char* uri=pblock_findval("uri", rq->reqpb);
- const char* qstr=pblock_findval("query", rq->reqpb);
- int port=server_portnum;
- const char* scheme=security_active ? "https" : "http";
- const char* host=NULL;
-
- string url;
- if (uri)
- url=uri;
- if (qstr)
- url=url + '?' + qstr;
-
+ pblock* m_pb;
+ ::Session* m_sn;
+ Request* m_rq;
+
+ ShibTargetNSAPI(pblock* pb, ::Session* sn, Request* rq)
+ : AbstractSPRequest(SHIBSP_LOGCAT ".NSAPI"),
+ m_gotBody(false), m_firsttime(true), m_security_active(false), m_server_portnum(0), m_pb(pb), m_sn(sn), m_rq(rq) {
+
+ // To determine whether SSL is active or not, we're supposed to rely
+ // on the security_active macro. For iPlanet 4.x, this works.
+ // For Sun 7.x, it's useless and appears to be on or off based
+ // on whether ANY SSL support is enabled for a vhost. Sun 6.x is unknown.
+ // As a fix, there's a conf variable called $security that can be mapped
+ // into a function parameter: security_active="$security"
+ // We check for this parameter, and rely on the macro if it isn't set.
+ // This doubles as a scheme virtualizer for load balanced scenarios
+ // since you can set the parameter to 1 or 0 as needed.
+ const char* sa = pblock_findval("security_active", m_pb);
+ if (sa)
+ m_security_active = (*sa == '1');
+ else if (security_active)
+ m_security_active = true;
+ else
+ m_security_active = false;
+
+ // A similar issue exists for the port. server_portnum is no longer
+ // working on at least Sun 7.x, and returns the first listener's port
+ // rather than whatever port is actually used for the request. Nice job, Sun.
+ sa = pblock_findval("server_portnum", m_pb);
+ m_server_portnum = (sa && *sa) ? atoi(sa) : server_portnum;
+
+ const char* uri = pblock_findval("uri", rq->reqpb);
+ const char* qstr = pblock_findval("query", rq->reqpb);
+
+ if (qstr) {
+ string temp = string(uri) + '?' + qstr;
+ setRequestURI(temp.c_str());
+ }
+ else {
+ setRequestURI(uri);
+ }
+
+ // See if this is the first time we've run.
+ if (!g_spoofKey.empty()) {
+ qstr = pblock_findval("Shib-Spoof-Check", rq->headers);
+ if (qstr && g_spoofKey == qstr)
+ m_firsttime = false;
+ }
+ if (!m_firsttime || rq->orig_rq)
+ log(SPDebug, "nsapi_shib function running more than once");
+ }
+ ~ShibTargetNSAPI() { }
+
+ const char* getScheme() const {
+ return m_security_active ? "https" : "http";
+ }
+ const char* getHostname() const {
#ifdef vs_is_default_vs
// This is 6.0 or later, so we can distinguish requests to name-based vhosts.
- if (!vs_is_default_vs)
+ if (!vs_is_default_vs(request_get_vs(m_rq)))
// The beauty here is, a non-default vhost can *only* be accessed if the client
// specified the exact name in the Host header. So we can trust the Host header.
- host=pblock_findval("host", rq->headers);
+ return pblock_findval("host", m_rq->headers);
else
#endif
// In other cases, we're going to rely on the initialization process...
- host=g_ServerName.c_str();
-
- char* content_type = "";
- request_header("content-type", &content_type, sn, rq);
-
- const char *remote_ip = pblock_findval("ip", sn->client);
- const char *method = pblock_findval("method", rq->reqpb);
-
- init(scheme, host, port, url.c_str(), content_type, remote_ip, method);
+ return g_ServerName.c_str();
}
- ~ShibTargetNSAPI() {}
-
- virtual void log(ShibLogLevel level, const string &msg) {
- ShibTarget::log(level,msg);
- if (level==LogLevelError)
- log_error(LOG_FAILURE, "nsapi_shib", m_sn, m_rq, const_cast<char*>(msg.c_str()));
+ int getPort() const {
+ return m_server_portnum;
+ }
+ const char* getMethod() const {
+ return pblock_findval("method", m_rq->reqpb);
+ }
+ string getContentType() const {
+ char* content_type = nullptr;
+ if (request_header("content-type", &content_type, m_sn, m_rq) != REQ_PROCEED)
+ return "";
+ return content_type ? content_type : "";
}
- virtual string getCookies(void) const {
- char *cookies = NULL;
- if (request_header("cookie", &cookies, m_sn, m_rq) == REQ_ABORTED)
- throw("error accessing cookie header");
- return string(cookies ? cookies : "");
+ long getContentLength() const {
+ if (m_gotBody)
+ return m_body.length();
+ char* content_length=nullptr;
+ if (request_header("content-length", &content_length, m_sn, m_rq) != REQ_PROCEED)
+ return 0;
+ return content_length ? atoi(content_length) : 0;
}
- virtual void setCookie(const string &name, const string &value) {
- string cookie = name + '=' + value;
- pblock_nvinsert("Set-Cookie", cookie.c_str(), m_rq->srvhdrs);
+ string getRemoteAddr() const {
+ string ret = AbstractSPRequest::getRemoteAddr();
+ return ret.empty() ? pblock_findval("ip", m_sn->client) : ret;
}
- virtual string getArgs(void) {
- const char *q = pblock_findval("query", m_rq->reqpb);
- return string(q ? q : "");
+ void log(SPLogLevel level, const string& msg) const {
+ AbstractSPRequest::log(level,msg);
+ if (level>=SPError)
+ log_error(LOG_FAILURE, "nsapi_shib", m_sn, m_rq, const_cast<char*>(msg.c_str()));
+ }
+ const char* getQueryString() const {
+ return pblock_findval("query", m_rq->reqpb);
}
- virtual string getPostData(void) {
- char* content_length=NULL;
- if (request_header("content-length", &content_length, m_sn, m_rq)!=REQ_PROCEED ||
- atoi(content_length) > 1024*1024) // 1MB?
- throw FatalProfileException("Blocked too-large a submission to profile endpoint.");
+ const char* getRequestBody() const {
+ if (m_gotBody)
+ return m_body.c_str();
+ char* content_length=nullptr;
+ if (request_header("content-length", &content_length, m_sn, m_rq) != REQ_PROCEED || !content_length) {
+ m_gotBody = true;
+ return nullptr;
+ }
+ else if (atoi(content_length) > 1024*1024) // 1MB?
+ throw opensaml::SecurityPolicyException("Blocked request body exceeding 1M size limit.");
else {
char ch=IO_EOF+1;
int cl=atoi(content_length);
- string cgistr;
+ m_gotBody=true;
while (cl && ch != IO_EOF) {
ch=netbuf_getc(m_sn->inbuf);
-
// Check for error.
if(ch==IO_ERROR)
break;
- cgistr += ch;
+ m_body += ch;
cl--;
}
if (cl)
- throw FatalProfileException("Error reading profile submission from browser.");
- return cgistr;
+ throw IOException("Error reading request body from browser.");
+ return m_body.c_str();
}
}
- virtual void clearHeader(const string &name) {
- param_free(pblock_remove(name.c_str(), m_rq->headers));
+ void clearHeader(const char* rawname, const char* cginame) {
+ if (g_checkSpoofing && m_firsttime && !m_rq->orig_rq) {
+ if (m_allhttp.empty()) {
+ // Populate the set of client-supplied headers for spoof checking.
+ const pb_entry* entry;
+ for (int i=0; i<m_rq->headers->hsize; ++i) {
+ entry = m_rq->headers->ht[i];
+ while (entry) {
+ string cgiversion("HTTP_");
+ const char* pch = entry->param->name;
+ while (*pch) {
+ cgiversion += (isalnum(*pch) ? toupper(*pch) : '_');
+ pch++;
+ }
+ m_allhttp.insert(cgiversion);
+ entry = entry->next;
+ }
+ }
+ }
+ if (m_allhttp.count(cginame) > 0)
+ throw opensaml::SecurityPolicyException("Attempt to spoof header ($1) was detected.", params(1, rawname));
+ }
+ if (strcmp(rawname, "REMOTE_USER") == 0) {
+ param_free(pblock_remove("remote-user", m_rq->headers));
+ pblock_nvinsert("remote-user", g_unsetHeaderValue.c_str(), m_rq->headers);
+ }
+ else {
+ param_free(pblock_remove(rawname, m_rq->headers));
+ pblock_nvinsert(rawname, g_unsetHeaderValue.c_str(), m_rq->headers);
+ }
}
- virtual void setHeader(const string &name, const string &value) {
- pblock_nvinsert(name.c_str(), value.c_str() ,m_rq->headers);
+ void setHeader(const char* name, const char* value) {
+ param_free(pblock_remove(name, m_rq->headers));
+ pblock_nvinsert(name, value, m_rq->headers);
}
- virtual string getHeader(const string &name) {
- char *hdr = NULL;
- if (request_header(const_cast<char*>(name.c_str()), &hdr, m_sn, m_rq) != REQ_PROCEED)
- hdr = NULL;
+ string getHeader(const char* name) const {
+ // NSAPI headers tend to be lower case. We'll special case "cookie" since it's used a lot.
+ char* hdr = nullptr;
+ int cookie = strcmp(name, "Cookie");
+ if (cookie == 0)
+ name = "cookie";
+ if (request_header(const_cast<char*>(name), &hdr, m_sn, m_rq) != REQ_PROCEED) {
+ // We didn't get a hit, so we'll try a lower-casing operation, unless we already did...
+ if (cookie == 0)
+ return "";
+ string n;
+ while (*name)
+ n += tolower(*(name++));
+ if (request_header(const_cast<char*>(n.c_str()), &hdr, m_sn, m_rq) != REQ_PROCEED)
+ return "";
+ }
return string(hdr ? hdr : "");
}
- virtual void setRemoteUser(const string &user) {
- pblock_nvinsert("remote-user", user.c_str(), m_rq->headers);
- pblock_nvinsert("auth-user", user.c_str(), m_rq->vars);
+ void setRemoteUser(const char* user) {
+ pblock_nvinsert("auth-user", user, m_rq->vars);
+ param_free(pblock_remove("remote-user", m_rq->headers));
+ pblock_nvinsert("remote-user", user, m_rq->headers);
+ }
+ string getRemoteUser() const {
+ const char* ru = pblock_findval("auth-user", m_rq->vars);
+ return ru ? ru : "";
+ }
+ void setAuthType(const char* authtype) {
+ param_free(pblock_remove("auth-type", m_rq->vars));
+ if (authtype)
+ pblock_nvinsert("auth-type", authtype, m_rq->vars);
}
- virtual string getRemoteUser(void) {
- return getHeader("remote-user");
+ string getAuthType() const {
+ const char* at = pblock_findval("auth-type", m_rq->vars);
+ return at ? at : "";
+ }
+ void setContentType(const char* type) {
+ // iPlanet seems to have a case folding problem.
+ param_free(pblock_remove("content-type", m_rq->srvhdrs));
+ setResponseHeader("Content-Type", type);
+ }
+ void setResponseHeader(const char* name, const char* value) {
+ HTTPResponse::setResponseHeader(name, value);
+ if (name) {
+ pblock_nvinsert(name, value, m_rq->srvhdrs);
+ }
}
- virtual void* sendPage(
- const string& msg,
- int code=200,
- const string& content_type="text/html",
- const saml::Iterator<header_t>& headers=EMPTY(header_t)
- ) {
- pblock_nvinsert("Content-Type", content_type.c_str(), m_rq->srvhdrs);
- pblock_nninsert("Content-Length", msg.length(), m_rq->srvhdrs);
- pblock_nvinsert("Connection","close",m_rq->srvhdrs);
- while (headers.hasNext()) {
- const header_t& h=headers.next();
- pblock_nvinsert(h.first.c_str(), h.second.c_str(), m_rq->srvhdrs);
+ long sendResponse(istream& in, long status) {
+ string msg;
+ char buf[1024];
+ while (in) {
+ in.read(buf,1024);
+ msg.append(buf,in.gcount());
}
- protocol_status(m_sn, m_rq, code, NULL);
+ pblock_nvinsert("connection","close",m_rq->srvhdrs);
+ pblock_nninsert("content-length", msg.length(), m_rq->srvhdrs);
+ protocol_status(m_sn, m_rq, status, nullptr);
+ protocol_start_response(m_sn, m_rq);
net_write(m_sn->csd,const_cast<char*>(msg.c_str()),msg.length());
- return (void*)REQ_EXIT;
+ return REQ_EXIT;
}
- virtual void* sendRedirect(const string& url) {
- pblock_nvinsert("Content-Type", "text/html", m_rq->srvhdrs);
- pblock_nninsert("Content-Length", 40, m_rq->srvhdrs);
- pblock_nvinsert("Expires", "01-Jan-1997 12:00:00 GMT", m_rq->srvhdrs);
- pblock_nvinsert("Cache-Control", "private,no-store,no-cache", m_rq->srvhdrs);
- pblock_nvinsert("Location", url.c_str(), m_rq->srvhdrs);
- protocol_status(m_sn, m_rq, PROTOCOL_REDIRECT, "302 Please wait");
+ long sendRedirect(const char* url) {
+ HTTPResponse::sendRedirect(url);
+ param_free(pblock_remove("content-type", m_rq->srvhdrs));
+ pblock_nninsert("content-length", 0, m_rq->srvhdrs);
+ pblock_nvinsert("expires", "Wed, 01 Jan 1997 12:00:00 GMT", m_rq->srvhdrs);
+ pblock_nvinsert("cache-control", "private,no-store,no-cache,max-age=0", m_rq->srvhdrs);
+ pblock_nvinsert("location", url, m_rq->srvhdrs);
+ pblock_nvinsert("connection","close",m_rq->srvhdrs);
+ protocol_status(m_sn, m_rq, PROTOCOL_REDIRECT, nullptr);
protocol_start_response(m_sn, m_rq);
- char* msg="<HTML><BODY>Redirecting...</BODY></HTML>";
- net_write(m_sn->csd,msg,strlen(msg));
- return (void*)REQ_EXIT;
+ return REQ_ABORTED;
+ }
+ long returnDecline() { return REQ_NOACTION; }
+ long returnOK() { return REQ_PROCEED; }
+ const vector<string>& getClientCertificates() const {
+ if (m_certs.empty()) {
+ const char* cert = pblock_findval("auth-cert", m_rq->vars);
+ if (cert)
+ m_certs.push_back(cert);
+ }
+ return m_certs;
}
- virtual void* returnDecline(void) { return (void*)REQ_NOACTION; }
- virtual void* returnOK(void) { return (void*)REQ_PROCEED; }
-
- pblock* m_pb;
- Session* m_sn;
- Request* m_rq;
};
/********************************************************************************/
-int WriteClientError(Session* sn, Request* rq, char* func, char* msg)
+int WriteClientError(::Session* sn, Request* rq, char* func, char* msg)
{
log_error(LOG_FAILURE,func,sn,rq,msg);
protocol_status(sn,rq,PROTOCOL_SERVER_ERROR,msg);
#undef FUNC
#define FUNC "shibboleth"
-extern "C" NSAPI_PUBLIC int nsapi_shib(pblock* pb, Session* sn, Request* rq)
+extern "C" NSAPI_PUBLIC int nsapi_shib(pblock* pb, ::Session* sn, Request* rq)
{
- ostringstream threadid;
- threadid << "[" << getpid() << "] nsapi_shib" << '\0';
- saml::NDC ndc(threadid.str().c_str());
+ string threadid("[");
+ threadid += lexical_cast<string>(getpid()) + "] nsapi_shib";
+ xmltooling::NDC ndc(threadid.c_str());
-#ifndef _DEBUG
try {
-#endif
ShibTargetNSAPI stn(pb, sn, rq);
// Check user authentication
- pair<bool,void*> res = stn.doCheckAuthN();
+ pair<bool,long> res = stn.getServiceProvider().doAuthentication(stn);
+ // If directed, install a spoof key to recognize when we've already cleared headers.
+ if (!g_spoofKey.empty()) {
+ param_free(pblock_remove("Shib-Spoof-Check", rq->headers));
+ pblock_nvinsert("Shib-Spoof-Check", g_spoofKey.c_str(), rq->headers);
+ }
if (res.first) return (int)res.second;
// user authN was okay -- export the assertions now
param_free(pblock_remove("auth-user",rq->vars));
- // This seems to be required in order to eventually set
- // the auth-user var.
- pblock_nvinsert("auth-type","shibboleth",rq->vars);
- res = stn.doExportAssertions();
+
+ res = stn.getServiceProvider().doExport(stn);
if (res.first) return (int)res.second;
// Check the Authorization
- res = stn.doCheckAuthZ();
+ res = stn.getServiceProvider().doAuthorization(stn);
if (res.first) return (int)res.second;
// this user is ok.
return REQ_PROCEED;
-
-#ifndef _DEBUG
+ }
+ catch (std::exception& e) {
+ log_error(LOG_FAILURE,FUNC,sn,rq,const_cast<char*>(e.what()));
+ return WriteClientError(sn, rq, FUNC, "Shibboleth module threw an exception, see web server log for error.");
}
catch (...) {
- return WriteClientError(sn, rq, FUNC, "threw an uncaught exception.");
+ log_error(LOG_FAILURE,FUNC,sn,rq,const_cast<char*>("Shibboleth module threw an unknown exception."));
+ if (g_catchAll)
+ return WriteClientError(sn, rq, FUNC, "Shibboleth module threw an unknown exception.");
+ throw;
}
-#endif
}
#undef FUNC
#define FUNC "shib_handler"
-extern "C" NSAPI_PUBLIC int shib_handler(pblock* pb, Session* sn, Request* rq)
+extern "C" NSAPI_PUBLIC int shib_handler(pblock* pb, ::Session* sn, Request* rq)
{
- ostringstream threadid;
- threadid << "[" << getpid() << "] shib_handler" << '\0';
- saml::NDC ndc(threadid.str().c_str());
+ string threadid("[");
+ threadid += lexical_cast<string>(getpid()) + "] shib_handler";
+ xmltooling::NDC ndc(threadid.c_str());
-#ifndef _DEBUG
try {
-#endif
ShibTargetNSAPI stn(pb, sn, rq);
- pair<bool,void*> res = stn.doHandler();
+ pair<bool,long> res = stn.getServiceProvider().doHandler(stn);
if (res.first) return (int)res.second;
return WriteClientError(sn, rq, FUNC, "Shibboleth handler did not do anything.");
-
-#ifndef _DEBUG
+ }
+ catch (std::exception& e) {
+ log_error(LOG_FAILURE,FUNC,sn,rq,const_cast<char*>(e.what()));
+ return WriteClientError(sn, rq, FUNC, "Shibboleth handler threw an exception, see web server log for error.");
}
catch (...) {
- return WriteClientError(sn, rq, FUNC, "Filter threw an unknown exception.");
+ log_error(LOG_FAILURE,FUNC,sn,rq,"unknown exception caught in Shibboleth handler");
+ if (g_catchAll)
+ return WriteClientError(sn, rq, FUNC, "Shibboleth handler threw an unknown exception.");
+ throw;
}
-#endif
}
-class SunRequestMapper : public virtual IRequestMapper, public virtual IPropertySet
+class SunRequestMapper : public virtual RequestMapper, public virtual PropertySet
{
public:
- SunRequestMapper(const DOMElement* e);
- ~SunRequestMapper() { delete m_mapper; delete m_stKey; delete m_propsKey; }
- void lock() { m_mapper->lock(); }
- void unlock() { m_stKey->setData(NULL); m_propsKey->setData(NULL); m_mapper->unlock(); }
- Settings getSettings(ShibTarget* st) const;
-
- pair<bool,bool> getBool(const char* name, const char* ns=NULL) const;
- pair<bool,const char*> getString(const char* name, const char* ns=NULL) const;
- pair<bool,const XMLCh*> getXMLString(const char* name, const char* ns=NULL) const;
- pair<bool,unsigned int> getUnsignedInt(const char* name, const char* ns=NULL) const;
- pair<bool,int> getInt(const char* name, const char* ns=NULL) const;
- const IPropertySet* getPropertySet(const char* name, const char* ns="urn:mace:shibboleth:target:config:1.0") const;
- const DOMElement* getElement() const;
+ SunRequestMapper(const xercesc::DOMElement* e);
+ ~SunRequestMapper() {}
+ Lockable* lock() { return m_mapper->lock(); }
+ void unlock() { m_stKey->setData(nullptr); m_propsKey->setData(nullptr); m_mapper->unlock(); }
+ Settings getSettings(const HTTPRequest& request) const;
+
+ const PropertySet* getParent() const { return nullptr; }
+ void setParent(const PropertySet*) {}
+ pair<bool,bool> getBool(const char* name, const char* ns=nullptr) const;
+ pair<bool,const char*> getString(const char* name, const char* ns=nullptr) const;
+ pair<bool,const XMLCh*> getXMLString(const char* name, const char* ns=nullptr) const;
+ pair<bool,unsigned int> getUnsignedInt(const char* name, const char* ns=nullptr) const;
+ pair<bool,int> getInt(const char* name, const char* ns=nullptr) const;
+ void getAll(map<string,const char*>& properties) const;
+ const PropertySet* getPropertySet(const char* name, const char* ns=shibspconstants::ASCII_SHIB2SPCONFIG_NS) const;
+ const xercesc::DOMElement* getElement() const;
private:
- IRequestMapper* m_mapper;
- ThreadKey* m_stKey;
- ThreadKey* m_propsKey;
+ scoped_ptr<RequestMapper> m_mapper;
+ scoped_ptr<ThreadKey> m_stKey, m_propsKey;
};
-IPlugIn* SunRequestMapFactory(const DOMElement* e)
+RequestMapper* SunRequestMapFactory(const xercesc::DOMElement* const & e)
{
return new SunRequestMapper(e);
}
-SunRequestMapper::SunRequestMapper(const DOMElement* e) : m_mapper(NULL), m_stKey(NULL), m_propsKey(NULL)
+SunRequestMapper::SunRequestMapper(const xercesc::DOMElement* e)
+ : m_mapper(SPConfig::getConfig().RequestMapperManager.newPlugin(XML_REQUEST_MAPPER,e)),
+ m_stKey(ThreadKey::create(nullptr)),
+ m_propsKey(ThreadKey::create(nullptr))
{
- IPlugIn* p=SAMLConfig::getConfig().getPlugMgr().newPlugin(shibtarget::XML::XMLRequestMapType,e);
- m_mapper=dynamic_cast<IRequestMapper*>(p);
- if (!m_mapper) {
- delete p;
- throw UnsupportedExtensionException("Embedded request mapper plugin was not of correct type.");
- }
- m_stKey=ThreadKey::create(NULL);
- m_propsKey=ThreadKey::create(NULL);
}
-IRequestMapper::Settings SunRequestMapper::getSettings(ShibTarget* st) const
+RequestMapper::Settings SunRequestMapper::getSettings(const HTTPRequest& request) const
{
- Settings s=m_mapper->getSettings(st);
- m_stKey->setData(dynamic_cast<ShibTargetNSAPI*>(st));
+ Settings s=m_mapper->getSettings(request);
+ m_stKey->setData((void*)dynamic_cast<const ShibTargetNSAPI*>(&request));
m_propsKey->setData((void*)s.first);
- return pair<const IPropertySet*,IAccessControl*>(this,s.second);
+ return pair<const PropertySet*,AccessControl*>(this,s.second);
}
pair<bool,bool> SunRequestMapper::getBool(const char* name, const char* ns) const
{
- ShibTargetNSAPI* stn=reinterpret_cast<ShibTargetNSAPI*>(m_stKey->getData());
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
+ const ShibTargetNSAPI* stn=reinterpret_cast<const ShibTargetNSAPI*>(m_stKey->getData());
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
if (stn && !ns && name) {
// Override boolean properties.
const char* param=pblock_findval(name,stn->m_pb);
pair<bool,const char*> SunRequestMapper::getString(const char* name, const char* ns) const
{
- ShibTargetNSAPI* stn=reinterpret_cast<ShibTargetNSAPI*>(m_stKey->getData());
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
+ const ShibTargetNSAPI* stn=reinterpret_cast<const ShibTargetNSAPI*>(m_stKey->getData());
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
if (stn && !ns && name) {
// Override string properties.
if (!strcmp(name,"authType"))
return make_pair(true,param);
}
}
- return s ? s->getString(name,ns) : pair<bool,const char*>(false,NULL);
+ return s ? s->getString(name,ns) : pair<bool,const char*>(false,nullptr);
}
pair<bool,const XMLCh*> SunRequestMapper::getXMLString(const char* name, const char* ns) const
{
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
- return s ? s->getXMLString(name,ns) : pair<bool,const XMLCh*>(false,NULL);
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ return s ? s->getXMLString(name,ns) : pair<bool,const XMLCh*>(false,nullptr);
}
pair<bool,unsigned int> SunRequestMapper::getUnsignedInt(const char* name, const char* ns) const
{
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
+ const ShibTargetNSAPI* stn=reinterpret_cast<const ShibTargetNSAPI*>(m_stKey->getData());
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ if (stn && !ns && name) {
+ // Override int properties.
+ const char* param=pblock_findval(name,stn->m_pb);
+ if (param) {
+ try {
+ return pair<bool,unsigned int>(true,lexical_cast<unsigned int>(param));
+ }
+ catch (bad_lexical_cast&) {
+ return pair<bool,unsigned int>(false,0);
+ }
+ }
+ }
return s ? s->getUnsignedInt(name,ns) : pair<bool,unsigned int>(false,0);
}
pair<bool,int> SunRequestMapper::getInt(const char* name, const char* ns) const
{
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
- return s ? s->getInt(name,ns) : pair<bool,int>(false,0);
-}
-
-const IPropertySet* SunRequestMapper::getPropertySet(const char* name, const char* ns) const
-{
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
- return s ? s->getPropertySet(name,ns) : NULL;
-}
-
-const DOMElement* SunRequestMapper::getElement() const
-{
- const IPropertySet* s=reinterpret_cast<const IPropertySet*>(m_propsKey->getData());
- return s ? s->getElement() : NULL;
-}
-
-
-#if 0
-
-IRequestMapper::Settings map_request(pblock* pb, Session* sn, Request* rq, IRequestMapper* mapper, string& target)
-{
- // Get everything but hostname...
- const char* uri=pblock_findval("uri",rq->reqpb);
- const char* qstr=pblock_findval("query",rq->reqpb);
- int port=server_portnum;
- const char* scheme=security_active ? "https" : "http";
- const char* host=NULL;
-
- string url;
- if (uri)
- url=uri;
- if (qstr)
- url=url + '?' + qstr;
-
-#ifdef vs_is_default_vs
- // This is 6.0 or later, so we can distinguish requests to name-based vhosts.
- if (!vs_is_default_vs)
- // The beauty here is, a non-default vhost can *only* be accessed if the client
- // specified the exact name in the Host header. So we can trust the Host header.
- host=pblock_findval("host", rq->headers);
- else
-#endif
- // In other cases, we're going to rely on the initialization process...
- host=g_ServerName.c_str();
-
- target=(g_ServerScheme.empty() ? string(scheme) : g_ServerScheme) + "://" + host;
-
- // If port is non-default, append it.
- if ((!security_active && port!=80) || (security_active && port!=443)) {
- char portbuf[10];
- util_snprintf(portbuf,9,"%d",port);
- target = target + ':' + portbuf;
- }
-
- target+=url;
-
- return mapper->getSettingsFromParsedURL(scheme,host,port,url.c_str());
-}
-
-int WriteClientError(Session* sn, Request* rq, const IApplication* app, const char* page, ShibMLP& mlp)
-{
- const IPropertySet* props=app->getPropertySet("Errors");
- if (props) {
- pair<bool,const char*> p=props->getString(page);
- if (p.first) {
- ifstream infile(p.second);
- if (!infile.fail()) {
- const char* res = mlp.run(infile,props);
- if (res) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nninsert("Content-Length",strlen(res),rq->srvhdrs);
- pblock_nvinsert("Connection","close",rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_OK,NULL);
- NET_WRITE(const_cast<char*>(res));
- return REQ_EXIT;
- }
- }
- }
+ const ShibTargetNSAPI* stn=reinterpret_cast<const ShibTargetNSAPI*>(m_stKey->getData());
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ if (stn && !ns && name) {
+ // Override int properties.
+ const char* param=pblock_findval(name,stn->m_pb);
+ if (param)
+ return pair<bool,int>(true,atoi(param));
}
-
- log_error(LOG_FAILURE,"WriteClientError",sn,rq,"Unable to open error template, check settings.");
- protocol_status(sn,rq,PROTOCOL_SERVER_ERROR,"Unable to open error template, check settings.");
- return REQ_ABORTED;
+ return s ? s->getInt(name,ns) : pair<bool,int>(false,0);
}
-int WriteRedirectPage(Session* sn, Request* rq, const IApplication* app, const char* file, ShibMLP& mlp)
+void SunRequestMapper::getAll(map<string,const char*>& properties) const
{
- ifstream infile(file);
- if (!infile.fail()) {
- const char* res = mlp.run(infile,app->getPropertySet("Errors"));
- if (res) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nninsert("Content-Length",strlen(res),rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_OK,NULL);
- NET_WRITE(const_cast<char*>(res));
- return REQ_EXIT;
+ const ShibTargetNSAPI* stn=reinterpret_cast<const ShibTargetNSAPI*>(m_stKey->getData());
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ if (s)
+ s->getAll(properties);
+ if (!stn)
+ return;
+ properties["authType"] = "shibboleth";
+ const pb_entry* entry;
+ for (int i=0; i<stn->m_pb->hsize; ++i) {
+ entry = stn->m_pb->ht[i];
+ while (entry) {
+ properties[entry->param->name] = entry->param->value;
+ entry = entry->next;
}
}
- log_error(LOG_FAILURE,"WriteRedirectPage",sn,rq,"Unable to open redirect template, check settings.");
- protocol_status(sn,rq,PROTOCOL_SERVER_ERROR,"Unable to open redirect template, check settings.");
- return REQ_ABORTED;
}
-#undef FUNC
-#define FUNC "shibboleth"
-extern "C" NSAPI_PUBLIC int nsapi_shib(pblock* pb, Session* sn, Request* rq)
+const PropertySet* SunRequestMapper::getPropertySet(const char* name, const char* ns) const
{
- try
- {
- ostringstream threadid;
- threadid << "[" << getpid() << "] nsapi_shib" << '\0';
- saml::NDC ndc(threadid.str().c_str());
-
- // We lock the configuration system for the duration.
- IConfig* conf=g_Config->getINI();
- Locker locker(conf);
-
- // Map request to application and content settings.
- string targeturl;
- IRequestMapper* mapper=conf->getRequestMapper();
- Locker locker2(mapper);
- IRequestMapper::Settings settings=map_request(pb,sn,rq,mapper,targeturl);
- pair<bool,const char*> application_id=settings.first->getString("applicationId");
- const IApplication* application=conf->getApplication(application_id.second);
- if (!application)
- return WriteClientError(sn,rq,FUNC,"Unable to map request to application settings, check configuration.");
-
- // Declare SHIRE object for this request.
- SHIRE shire(application);
-
- const char* shireURL=shire.getShireURL(targeturl.c_str());
- if (!shireURL)
- return WriteClientError(sn,rq,FUNC,"Unable to map request to proper shireURL setting, check configuration.");
-
- // If the user is accessing the SHIRE acceptance point, pass it on.
- if (targeturl.find(shireURL)!=string::npos)
- return REQ_PROCEED;
-
- // Now check the policy for this request.
- pair<bool,bool> requireSession=settings.first->getBool("requireSession");
- if (!requireSession.first || !requireSession.second) {
- const char* param=pblock_findval("require-session",pb);
- if (param && (!strcmp(param,"1") || !strcasecmp(param,"true")))
- requireSession.second=true;
- }
- pair<const char*,const char*> shib_cookie=shire.getCookieNameProps();
- pair<bool,bool> httpRedirects=application->getPropertySet("Sessions")->getBool("httpRedirects");
- pair<bool,const char*> redirectPage=application->getPropertySet("Sessions")->getString("redirectPage");
- if (httpRedirects.first && !httpRedirects.second && !redirectPage.first)
- return WriteClientError(sn,rq,FUNC,"HTML-based redirection requires a redirectPage property.");
-
- // Check for session cookie.
- const char* session_id=NULL;
- string cookie;
- if (request_header("cookie",(char**)&session_id,sn,rq)==REQ_ABORTED)
- return WriteClientError(sn,rq,FUNC,"error accessing cookie header");
-
- Category::getInstance("nsapi_shib."FUNC).debug("cookie header is {%s}",session_id ? session_id : "NULL");
- if (session_id && (session_id=strstr(session_id,shib_cookie.first))) {
- session_id+=strlen(shib_cookie.first) + 1; /* Skip over the '=' */
- char* cookieend=strchr(session_id,';');
- if (cookieend) {
- // Chop out just the value portion.
- cookie.assign(session_id,cookieend-session_id-1);
- session_id=cookie.c_str();
- }
- }
-
- if (!session_id || !*session_id) {
- // If no session required, bail now.
- if (!requireSession.second)
- return REQ_PROCEED;
-
- // No acceptable cookie, and we require a session. Generate an AuthnRequest.
- const char* areq = shire.getAuthnRequest(targeturl.c_str());
- if (!httpRedirects.first || httpRedirects.second) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nvinsert("Content-Length","40",rq->srvhdrs);
- pblock_nvinsert("Expires","01-Jan-1997 12:00:00 GMT",rq->srvhdrs);
- pblock_nvinsert("Cache-Control","private,no-store,no-cache",rq->srvhdrs);
- pblock_nvinsert("Location",areq,rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_REDIRECT,"302 Please wait");
- protocol_start_response(sn,rq);
- NET_WRITE("<HTML><BODY>Redirecting...</BODY></HTML>");
- return REQ_EXIT;
- }
- else {
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL",areq);
- return WriteRedirectPage(sn, rq, application, redirectPage.second, markupProcessor);
- }
- }
-
- // Make sure this session is still valid.
- RPCError* status = NULL;
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL", targeturl);
-
- try {
- status = shire.sessionIsValid(session_id, pblock_findval("ip",sn->client));
- }
- catch (ShibTargetException &e) {
- markupProcessor.insert("errorType", "Session Processing Error");
- markupProcessor.insert("errorText", e.what());
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "shire", markupProcessor);
- }
-#ifndef _DEBUG
- catch (...) {
- markupProcessor.insert("errorType", "Session Processing Error");
- markupProcessor.insert("errorText", "Unexpected Exception");
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "shire", markupProcessor);
- }
-#endif
-
- // Check the status
- if (status->isError()) {
- if (!requireSession.second)
- return REQ_PROCEED;
- else if (status->isRetryable()) {
- // Oops, session is invalid. Generate AuthnRequest.
- delete status;
- const char* areq = shire.getAuthnRequest(targeturl.c_str());
- if (!httpRedirects.first || httpRedirects.second) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nvinsert("Content-Length","40",rq->srvhdrs);
- pblock_nvinsert("Expires","01-Jan-1997 12:00:00 GMT",rq->srvhdrs);
- pblock_nvinsert("Cache-Control","private,no-store,no-cache",rq->srvhdrs);
- pblock_nvinsert("Location",areq,rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_REDIRECT,"302 Please wait");
- protocol_start_response(sn,rq);
- NET_WRITE("<HTML><BODY>Redirecting...</BODY></HTML>");
- return REQ_EXIT;
- }
- else {
- markupProcessor.insert("requestURL",areq);
- return WriteRedirectPage(sn, rq, application, redirectPage.second, markupProcessor);
- }
- }
- else {
- // return the error page to the user
- markupProcessor.insert(*status);
- delete status;
- return WriteClientError(sn, rq, application, "shire", markupProcessor);
- }
- }
- delete status;
-
- // Move to RM phase.
- RM rm(application);
- vector<SAMLAssertion*> assertions;
- SAMLAuthenticationStatement* sso_statement=NULL;
-
- try {
- status = rm.getAssertions(session_id, pblock_findval("ip",sn->client), assertions, &sso_statement);
- }
- catch (ShibTargetException &e) {
- markupProcessor.insert("errorType", "Attribute Processing Error");
- markupProcessor.insert("errorText", e.what());
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "rm", markupProcessor);
- }
- #ifndef _DEBUG
- catch (...) {
- markupProcessor.insert("errorType", "Attribute Processing Error");
- markupProcessor.insert("errorText", "Unexpected Exception");
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "rm", markupProcessor);
- }
- #endif
-
- if (status->isError()) {
- markupProcessor.insert(*status);
- delete status;
- return WriteClientError(sn, rq, application, "rm", markupProcessor);
- }
- delete status;
-
- // Do we have an access control plugin?
- if (settings.second) {
- Locker acllock(settings.second);
- if (!settings.second->authorized(*sso_statement,assertions)) {
- for (int k = 0; k < assertions.size(); k++)
- delete assertions[k];
- delete sso_statement;
- return WriteClientError(sn, rq, application, "access", markupProcessor);
- }
- }
-
- // Get the AAP providers, which contain the attribute policy info.
- Iterator<IAAP*> provs=application->getAAPProviders();
-
- // Clear out the list of mapped attributes
- while (provs.hasNext()) {
- IAAP* aap=provs.next();
- aap->lock();
- try {
- Iterator<const IAttributeRule*> rules=aap->getAttributeRules();
- while (rules.hasNext()) {
- const char* header=rules.next()->getHeader();
- if (header)
- param_free(pblock_remove(header,rq->headers));
- }
- }
- catch(...) {
- aap->unlock();
- for (int k = 0; k < assertions.size(); k++)
- delete assertions[k];
- delete sso_statement;
- markupProcessor.insert("errorType", "Attribute Processing Error");
- markupProcessor.insert("errorText", "Unexpected Exception");
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "rm", markupProcessor);
- }
- aap->unlock();
- }
- provs.reset();
-
- // Maybe export the first assertion.
- param_free(pblock_remove("remote-user",rq->headers));
- param_free(pblock_remove("auth-user",rq->vars));
- param_free(pblock_remove("Shib-Attributes",rq->headers));
- pair<bool,bool> exp=settings.first->getBool("exportAssertion");
- if (!exp.first || !exp.second) {
- const char* param=pblock_findval("export-assertion",pb);
- if (param && (!strcmp(param,"1") || !strcasecmp(param,"true")))
- exp.second=true;
- }
- if (exp.second && assertions.size()) {
- string assertion;
- RM::serialize(*(assertions[0]), assertion);
- string::size_type lfeed;
- while ((lfeed=assertion.find('\n'))!=string::npos)
- assertion.erase(lfeed,1);
- pblock_nvinsert("Shib-Attributes",assertion.c_str(),rq->headers);
- }
-
- pblock_nvinsert("auth-type","shibboleth",rq->vars);
- param_free(pblock_remove("Shib-Origin-Site",rq->headers));
- param_free(pblock_remove("Shib-Authentication-Method",rq->headers));
- param_free(pblock_remove("Shib-NameIdentifier-Format",rq->headers));
-
- // Export the SAML AuthnMethod and the origin site name.
- auto_ptr_char os(sso_statement->getSubject()->getNameIdentifier()->getNameQualifier());
- auto_ptr_char am(sso_statement->getAuthMethod());
- pblock_nvinsert("Shib-Origin-Site",os.get(),rq->headers);
- pblock_nvinsert("Shib-Authentication-Method",am.get(),rq->headers);
-
- // Export NameID?
- AAP wrapper(provs,sso_statement->getSubject()->getNameIdentifier()->getFormat(),Constants::SHIB_ATTRIBUTE_NAMESPACE_URI);
- if (!wrapper.fail() && wrapper->getHeader()) {
- auto_ptr_char form(sso_statement->getSubject()->getNameIdentifier()->getFormat());
- auto_ptr_char nameid(sso_statement->getSubject()->getNameIdentifier()->getName());
- pblock_nvinsert("Shib-NameIdentifier-Format",form.get(),pb);
- if (!strcmp(wrapper->getHeader(),"REMOTE_USER")) {
- pblock_nvinsert("remote-user",nameid.get(),rq->headers);
- pblock_nvinsert("auth-user",nameid.get(),rq->vars);
- }
- else {
- pblock_nvinsert(wrapper->getHeader(),nameid.get(),rq->headers);
- }
- }
-
- param_free(pblock_remove("Shib-Application-ID",rq->headers));
- pblock_nvinsert("Shib-Application-ID",application_id.second,rq->headers);
-
- // Export the attributes.
- Iterator<SAMLAssertion*> a_iter(assertions);
- while (a_iter.hasNext()) {
- SAMLAssertion* assert=a_iter.next();
- Iterator<SAMLStatement*> statements=assert->getStatements();
- while (statements.hasNext()) {
- SAMLAttributeStatement* astate=dynamic_cast<SAMLAttributeStatement*>(statements.next());
- if (!astate)
- continue;
- Iterator<SAMLAttribute*> attrs=astate->getAttributes();
- while (attrs.hasNext()) {
- SAMLAttribute* attr=attrs.next();
-
- // Are we supposed to export it?
- AAP wrapper(provs,attr->getName(),attr->getNamespace());
- if (wrapper.fail() || !wrapper->getHeader())
- continue;
-
- Iterator<string> vals=attr->getSingleByteValues();
- if (!strcmp(wrapper->getHeader(),"REMOTE_USER") && vals.hasNext()) {
- char* principal=const_cast<char*>(vals.next().c_str());
- pblock_nvinsert("remote-user",principal,rq->headers);
- pblock_nvinsert("auth-user",principal,rq->vars);
- }
- else {
- int it=0;
- string header;
- const char* h=pblock_findval(wrapper->getHeader(),rq->headers);
- if (h) {
- header=h;
- param_free(pblock_remove(wrapper->getHeader(),rq->headers));
- it++;
- }
- for (; vals.hasNext(); it++) {
- string value = vals.next();
- for (string::size_type pos = value.find_first_of(";", string::size_type(0));
- pos != string::npos;
- pos = value.find_first_of(";", pos)) {
- value.insert(pos, "\\");
- pos += 2;
- }
- if (it == 0)
- header=value;
- else
- header=header + ';' + value;
- }
- pblock_nvinsert(wrapper->getHeader(),header.c_str(),rq->headers);
- }
- }
- }
- }
-
- // clean up memory
- for (int k = 0; k < assertions.size(); k++)
- delete assertions[k];
- delete sso_statement;
-
- return REQ_PROCEED;
- }
- catch(bad_alloc) {
- return WriteClientError(sn, rq, FUNC,"Out of Memory");
- }
-#ifndef _DEBUG
- catch(...) {
- return WriteClientError(sn, rq, FUNC,"Server caught an unknown exception.");
- }
-#endif
-
- return WriteClientError(sn, rq, FUNC,"Server reached unreachable code, save my walrus!");
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ return s ? s->getPropertySet(name,ns) : nullptr;
}
-#undef FUNC
-#define FUNC "shib_handler"
-extern "C" NSAPI_PUBLIC int shib_handler(pblock* pb, Session* sn, Request* rq)
+const xercesc::DOMElement* SunRequestMapper::getElement() const
{
- string targeturl;
- const IApplication* application=NULL;
- try
- {
- ostringstream threadid;
- threadid << "[" << getpid() << "] shib_handler" << '\0';
- saml::NDC ndc(threadid.str().c_str());
-
- // We lock the configuration system for the duration.
- IConfig* conf=g_Config->getINI();
- Locker locker(conf);
-
- // Map request to application and content settings.
- IRequestMapper* mapper=conf->getRequestMapper();
- Locker locker2(mapper);
- IRequestMapper::Settings settings=map_request(pb,sn,rq,mapper,targeturl);
- pair<bool,const char*> application_id=settings.first->getString("applicationId");
- application=conf->getApplication(application_id.second);
- const IPropertySet* sessionProps=application ? application->getPropertySet("Sessions") : NULL;
- if (!application || !sessionProps)
- return WriteClientError(sn,rq,FUNC,"Unable to map request to application settings, check configuration.");
-
- SHIRE shire(application);
-
- const char* shireURL=shire.getShireURL(targeturl.c_str());
- if (!shireURL)
- return WriteClientError(sn,rq,FUNC,"Unable to map request to proper shireURL setting, check configuration.");
-
- // Make sure we only process the SHIRE requests.
- if (!strstr(targeturl.c_str(),shireURL))
- return WriteClientError(sn,rq,FUNC,"NSAPI service function can only be invoked to process incoming sessions."
- "Make sure the mapped file extension or URL doesn't match actual content.");
-
- pair<const char*,const char*> shib_cookie=shire.getCookieNameProps();
-
- // Make sure this is SSL, if it should be
- pair<bool,bool> shireSSL=sessionProps->getBool("shireSSL");
- if (!shireSSL.first || shireSSL.second) {
- if (!security_active)
- throw ShibTargetException(SHIBRPC_OK,"blocked non-SSL access to Shibboleth session processor");
- }
-
- pair<bool,bool> httpRedirects=sessionProps->getBool("httpRedirects");
- pair<bool,const char*> redirectPage=sessionProps->getString("redirectPage");
- if (httpRedirects.first && !httpRedirects.second && !redirectPage.first)
- return WriteClientError(sn,rq,FUNC,"HTML-based redirection requires a redirectPage property.");
-
- // If this is a GET, we manufacture an AuthnRequest.
- if (!strcasecmp(pblock_findval("method",rq->reqpb),"GET")) {
- const char* areq=pblock_findval("query",rq->reqpb) ? shire.getLazyAuthnRequest(pblock_findval("query",rq->reqpb)) : NULL;
- if (!areq)
- throw ShibTargetException(SHIBRPC_OK, "malformed arguments to request a new session");
- if (!httpRedirects.first || httpRedirects.second) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nvinsert("Content-Length","40",rq->srvhdrs);
- pblock_nvinsert("Expires","01-Jan-1997 12:00:00 GMT",rq->srvhdrs);
- pblock_nvinsert("Cache-Control","private,no-store,no-cache",rq->srvhdrs);
- pblock_nvinsert("Location",areq,rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_REDIRECT,"302 Please wait");
- protocol_start_response(sn,rq);
- NET_WRITE("<HTML><BODY>Redirecting...</BODY></HTML>");
- return REQ_EXIT;
- }
- else {
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL",areq);
- return WriteRedirectPage(sn, rq, application, redirectPage.second, markupProcessor);
- }
- }
- else if (strcasecmp(pblock_findval("method",rq->reqpb),"POST"))
- throw ShibTargetException(SHIBRPC_OK,"blocked non-POST to Shibboleth session processor");
-
- // Make sure this POST is an appropriate content type
- char* content_type=NULL;
- if (request_header("content-type",&content_type,sn,rq)!=REQ_PROCEED ||
- !content_type || strcasecmp(content_type,"application/x-www-form-urlencoded"))
- throw ShibTargetException(SHIBRPC_OK,"blocked bad content-type to Shibboleth session processor");
-
- // Read the data.
- pair<const char*,const char*> elements=pair<const char*,const char*>(NULL,NULL);
- char* content_length=NULL;
- if (request_header("content-length",&content_length,sn,rq)!=REQ_PROCEED ||
- atoi(content_length) > 1024*1024) // 1MB?
- throw ShibTargetException(SHIBRPC_OK,"blocked too-large a post to Shibboleth session processor");
- else {
- char ch=IO_EOF+1;
- int cl=atoi(content_length);
- string cgistr;
- while (cl && ch!=IO_EOF) {
- ch=netbuf_getc(sn->inbuf);
-
- // Check for error.
- if(ch==IO_ERROR)
- break;
- cgistr+=ch;
- cl--;
- }
- if (cl)
- throw ShibTargetException(SHIBRPC_OK,"error reading POST data from browser");
- elements=shire.getFormSubmission(cgistr.c_str(),cgistr.length());
- }
-
- // Make sure the SAML Response parameter exists
- if (!elements.first || !*elements.first)
- throw ShibTargetException(SHIBRPC_OK, "Shibboleth POST failed to find SAMLResponse form element");
-
- // Make sure the target parameter exists
- if (!elements.second || !*elements.second)
- throw ShibTargetException(SHIBRPC_OK, "Shibboleth POST failed to find TARGET form element");
-
- // Process the post.
- string cookie;
- RPCError* status=NULL;
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL", targeturl.c_str());
- try {
- status = shire.sessionCreate(elements.first,pblock_findval("ip",sn->client),cookie);
- }
- catch (ShibTargetException &e) {
- markupProcessor.insert("errorType", "Session Creation Service Error");
- markupProcessor.insert("errorText", e.what());
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "shire", markupProcessor);
- }
-#ifndef _DEBUG
- catch (...) {
- markupProcessor.insert("errorType", "Session Creation Service Error");
- markupProcessor.insert("errorText", "Unexpected Exception");
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn, rq, application, "shire", markupProcessor);
- }
-#endif
-
- if (status->isError()) {
- if (status->isRetryable()) {
- delete status;
- const char* loc=shire.getAuthnRequest(elements.second);
- if (!httpRedirects.first || httpRedirects.second) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nvinsert("Content-Length","40",rq->srvhdrs);
- pblock_nvinsert("Expires","01-Jan-1997 12:00:00 GMT",rq->srvhdrs);
- pblock_nvinsert("Cache-Control","private,no-store,no-cache",rq->srvhdrs);
- pblock_nvinsert("Location",loc,rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_REDIRECT,"302 Please wait");
- protocol_start_response(sn,rq);
- NET_WRITE("<HTML><BODY>Redirecting...</BODY></HTML>");
- return REQ_EXIT;
- }
- else {
- markupProcessor.insert("requestURL",loc);
- return WriteRedirectPage(sn, rq, application, redirectPage.second, markupProcessor);
- }
- }
-
- // Return this error to the user.
- markupProcessor.insert(*status);
- delete status;
- return WriteClientError(sn,rq,application,"shire",markupProcessor);
- }
- delete status;
-
- // We've got a good session, set the cookie and redirect to target.
- cookie = string(shib_cookie.first) + '=' + cookie + shib_cookie.second;
- pblock_nvinsert("Set-Cookie",cookie.c_str(),rq->srvhdrs);
- if (!httpRedirects.first || httpRedirects.second) {
- pblock_nvinsert("Content-Type","text/html",rq->srvhdrs);
- pblock_nvinsert("Content-Length","40",rq->srvhdrs);
- pblock_nvinsert("Expires","01-Jan-1997 12:00:00 GMT",rq->srvhdrs);
- pblock_nvinsert("Cache-Control","private,no-store,no-cache",rq->srvhdrs);
- pblock_nvinsert("Location",elements.second,rq->srvhdrs);
- protocol_status(sn,rq,PROTOCOL_REDIRECT,"302 Please wait");
- protocol_start_response(sn,rq);
- NET_WRITE("<HTML><BODY>Redirecting...</BODY></HTML>");
- return REQ_EXIT;
- }
- else {
- markupProcessor.insert("requestURL",elements.second);
- return WriteRedirectPage(sn, rq, application, redirectPage.second, markupProcessor);
- }
- }
- catch (ShibTargetException &e) {
- if (application) {
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL", targeturl.c_str());
- markupProcessor.insert("errorType", "Session Creation Service Error");
- markupProcessor.insert("errorText", e.what());
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn,rq,application,"shire",markupProcessor);
- }
- }
-#ifndef _DEBUG
- catch (...) {
- if (application) {
- ShibMLP markupProcessor;
- markupProcessor.insert("requestURL", targeturl.c_str());
- markupProcessor.insert("errorType", "Session Creation Service Error");
- markupProcessor.insert("errorText", "Unexpected Exception");
- markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(sn,rq,application,"shire",markupProcessor);
- }
- }
-#endif
- return REQ_EXIT;
+ const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
+ return s ? s->getElement() : nullptr;
}
-
-#endif
projects / shibboleth / cpp-sp.git / blobdiff