-/*
- * Copyright 2001-2007 Internet2
+/**
+ * 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.
*
- * Licensed 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
+ * 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
*
- * http://www.apache.org/licenses/LICENSE-2.0
+ * 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.
+ * 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.
*/
/**
* mod_apache.cpp
*
- * Apache module implementation
+ * Apache module implementation.
*/
#define SHIBSP_LITE
# define _CRT_SECURE_NO_DEPRECATE 1
#endif
+#include <shibsp/exceptions.h>
#include <shibsp/AbstractSPRequest.h>
#include <shibsp/AccessControl.h>
-#include <shibsp/exceptions.h>
+#include <shibsp/GSSRequest.h>
#include <shibsp/RequestMapper.h>
#include <shibsp/SPConfig.h>
#include <shibsp/ServiceProvider.h>
#include <shibsp/SessionCache.h>
#include <shibsp/attribute/Attribute.h>
+
#include <xercesc/util/XMLUniDefs.hpp>
#include <xercesc/util/regx/RegularExpression.hpp>
#include <xmltooling/XMLToolingConfig.h>
#include <xmltooling/util/NDC.h>
+#include <xmltooling/util/ParserPool.h>
#include <xmltooling/util/Threads.h>
#include <xmltooling/util/XMLConstants.h>
#include <xmltooling/util/XMLHelper.h>
#include <apr_pools.h>
#endif
+#include <set>
#include <memory>
#include <fstream>
#include <sstream>
#include <stdexcept>
+#include <cstddef>
#ifdef HAVE_UNISTD_H
#include <unistd.h> // for getpid()
#endif
extern "C" module MODULE_VAR_EXPORT mod_shib;
namespace {
- char* g_szSHIBConfig = NULL;
- char* g_szSchemaDir = NULL;
- char* g_szPrefix = NULL;
- SPConfig* g_Config = NULL;
+ char* g_szSHIBConfig = nullptr;
+ char* g_szSchemaDir = nullptr;
+ char* g_szPrefix = nullptr;
+ SPConfig* g_Config = nullptr;
string g_unsetHeaderValue,g_spoofKey;
bool g_checkSpoofing = true;
bool g_catchAll = false;
- static const char* g_UserDataKey = "_shib_check_user_";
- 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);
+#ifndef SHIB_APACHE_13
+ char* g_szGSSContextKey = "mod_auth_gssapi:gss_ctx";
+#endif
+ static const char* g_UserDataKey = "urn:mace:shibboleth:Apache:shib_check_user";
}
/* Apache 2.2.x headers must be accumulated and set in the output filter.
extern "C" void* create_shib_server_config(SH_AP_POOL* p, server_rec* s)
{
shib_server_config* sc=(shib_server_config*)ap_pcalloc(p,sizeof(shib_server_config));
- sc->szScheme = NULL;
+ sc->szScheme = nullptr;
return sc;
}
else if (parent->szScheme)
sc->szScheme=ap_pstrdup(p,parent->szScheme);
else
- sc->szScheme=NULL;
+ sc->szScheme=nullptr;
return sc;
}
char* szApplicationId; // Shib applicationId value
char* szRequireWith; // require a session using a specific initiator?
char* szRedirectToSSL; // redirect non-SSL requests to SSL port
+ char* szAccessControl; // path to "external" AccessControl plugin file
int bOff; // flat-out disable all Shib processing
int bBasicHijack; // activate for AuthType Basic?
int bRequireSession; // require a session?
int bExportAssertion; // export SAML assertion to the environment?
int bUseEnvVars; // use environment?
int bUseHeaders; // use headers?
+ int bExpireRedirects; // expire redirects?
};
// creates per-directory config structure
extern "C" void* create_shib_dir_config (SH_AP_POOL* p, char* d)
{
shib_dir_config* dc=(shib_dir_config*)ap_pcalloc(p,sizeof(shib_dir_config));
- dc->tSettings = NULL;
- dc->szAuthGrpFile = NULL;
+ dc->tSettings = nullptr;
+ dc->szAuthGrpFile = nullptr;
dc->bRequireAll = -1;
dc->bAuthoritative = -1;
- dc->szApplicationId = NULL;
- dc->szRequireWith = NULL;
- dc->szRedirectToSSL = NULL;
+ dc->szApplicationId = nullptr;
+ dc->szRequireWith = nullptr;
+ dc->szRedirectToSSL = nullptr;
+ dc->szAccessControl = nullptr;
dc->bOff = -1;
dc->bBasicHijack = -1;
dc->bRequireSession = -1;
dc->bExportAssertion = -1;
dc->bUseEnvVars = -1;
dc->bUseHeaders = -1;
+ dc->bExpireRedirects = -1;
return dc;
}
shib_dir_config* child=(shib_dir_config*)sub;
// The child supersedes any matching table settings in the parent.
- dc->tSettings = NULL;
+ dc->tSettings = nullptr;
if (parent->tSettings)
dc->tSettings = ap_copy_table(p, parent->tSettings);
if (child->tSettings) {
else if (parent->szAuthGrpFile)
dc->szAuthGrpFile=ap_pstrdup(p,parent->szAuthGrpFile);
else
- dc->szAuthGrpFile=NULL;
+ dc->szAuthGrpFile=nullptr;
if (child->szApplicationId)
dc->szApplicationId=ap_pstrdup(p,child->szApplicationId);
else if (parent->szApplicationId)
dc->szApplicationId=ap_pstrdup(p,parent->szApplicationId);
else
- dc->szApplicationId=NULL;
+ dc->szApplicationId=nullptr;
if (child->szRequireWith)
dc->szRequireWith=ap_pstrdup(p,child->szRequireWith);
else if (parent->szRequireWith)
dc->szRequireWith=ap_pstrdup(p,parent->szRequireWith);
else
- dc->szRequireWith=NULL;
+ dc->szRequireWith=nullptr;
if (child->szRedirectToSSL)
dc->szRedirectToSSL=ap_pstrdup(p,child->szRedirectToSSL);
else if (parent->szRedirectToSSL)
dc->szRedirectToSSL=ap_pstrdup(p,parent->szRedirectToSSL);
else
- dc->szRedirectToSSL=NULL;
+ dc->szRedirectToSSL=nullptr;
+
+ if (child->szAccessControl)
+ dc->szAccessControl=ap_pstrdup(p,child->szAccessControl);
+ else if (parent->szAccessControl)
+ dc->szAccessControl=ap_pstrdup(p,parent->szAccessControl);
+ else
+ dc->szAccessControl=nullptr;
dc->bOff=((child->bOff==-1) ? parent->bOff : child->bOff);
dc->bBasicHijack=((child->bBasicHijack==-1) ? parent->bBasicHijack : child->bBasicHijack);
dc->bAuthoritative=((child->bAuthoritative==-1) ? parent->bAuthoritative : child->bAuthoritative);
dc->bUseEnvVars=((child->bUseEnvVars==-1) ? parent->bUseEnvVars : child->bUseEnvVars);
dc->bUseHeaders=((child->bUseHeaders==-1) ? parent->bUseHeaders : child->bUseHeaders);
+ dc->bExpireRedirects=((child->bExpireRedirects==-1) ? parent->bExpireRedirects : child->bExpireRedirects);
return dc;
}
extern "C" const char* ap_set_global_string_slot(cmd_parms* parms, void*, const char* arg)
{
*((char**)(parms->info))=ap_pstrdup(parms->pool,arg);
- return NULL;
+ return nullptr;
}
extern "C" const char* shib_set_server_string_slot(cmd_parms* parms, void*, const char* arg)
char* base=(char*)ap_get_module_config(parms->server->module_config,&mod_shib);
size_t offset=(size_t)parms->info;
*((char**)(base + offset))=ap_pstrdup(parms->pool,arg);
- return NULL;
+ return nullptr;
}
extern "C" const char* shib_ap_set_file_slot(cmd_parms* parms,
if (!dc->tSettings)
dc->tSettings = ap_make_table(parms->pool, 4);
ap_table_set(dc->tSettings, arg1, arg2);
- return NULL;
+ return nullptr;
}
-/********************************************************************************/
-// Apache ShibTarget subclass(es) here.
class ShibTargetApache : public AbstractSPRequest
+#if defined(SHIBSP_HAVE_GSSAPI) && !defined(SHIB_APACHE_13)
+ , public GSSRequest
+#endif
{
bool m_handler;
mutable string m_body;
const char* getScheme() const {
return m_sc->szScheme ? m_sc->szScheme : ap_http_method(m_req);
}
+ bool isSecure() const {
+ return HTTPRequest::isSecure();
+ }
const char* getHostname() const {
return ap_get_server_name(m_req);
}
(level == SPWarn ? APLOG_WARNING :
(level == SPError ? APLOG_ERR : APLOG_CRIT))))|APLOG_NOERRNO,
SH_AP_R(m_req),
+ "%s",
msg.c_str()
);
}
#endif
return m_body.c_str();
}
+ const char* getParameter(const char* name) const {
+ return AbstractSPRequest::getParameter(name);
+ }
+ vector<const char*>::size_type getParameters(const char* name, vector<const char*>& values) const {
+ return AbstractSPRequest::getParameters(name, values);
+ }
void clearHeader(const char* rawname, const char* cginame) {
if (m_dc->bUseHeaders == 1) {
// ap_log_rerror(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(m_req), "shib_clear_header: hdr\n");
if (m_rc && m_rc->env)
hdr = ap_table_get(m_rc->env, name);
else
- hdr = NULL;
+ hdr = nullptr;
return string(hdr ? hdr : "");
}
return getHeader(name);
}
void setRemoteUser(const char* user) {
- SH_AP_USER(m_req) = user ? ap_pstrdup(m_req->pool, user) : NULL;
+ SH_AP_USER(m_req) = user ? ap_pstrdup(m_req->pool, user) : nullptr;
if (m_dc->bUseHeaders == 1) {
if (user) {
ap_table_set(m_req->headers_in, "REMOTE_USER", user);
string getRemoteUser() const {
return string(SH_AP_USER(m_req) ? SH_AP_USER(m_req) : "");
}
+ void setAuthType(const char* authtype) {
+ if (authtype && m_dc->bBasicHijack == 1)
+ authtype = "Basic";
+ SH_AP_AUTH_TYPE(m_req) = authtype ? ap_pstrdup(m_req->pool, authtype) : nullptr;
+ }
+ string getAuthType() const {
+ return string(SH_AP_AUTH_TYPE(m_req) ? SH_AP_AUTH_TYPE(m_req) : "");
+ }
void setContentType(const char* type) {
- m_req->content_type = ap_psprintf(m_req->pool, type);
+ m_req->content_type = ap_psprintf(m_req->pool, "%s", type);
}
void setResponseHeader(const char* name, const char* value) {
+ HTTPResponse::setResponseHeader(name, value);
#ifdef SHIB_DEFERRED_HEADERS
if (!m_rc)
// this happens on subrequests
return DONE;
}
long sendRedirect(const char* url) {
+ HTTPResponse::sendRedirect(url);
ap_table_set(m_req->headers_out, "Location", url);
+ if (m_dc->bExpireRedirects == 1) {
+ ap_table_set(m_req->err_headers_out, "Expires", "Wed, 01 Jan 1997 12:00:00 GMT");
+ ap_table_set(m_req->err_headers_out, "Cache-Control", "private,no-store,no-cache,max-age=0");
+ }
return REDIRECT;
}
const vector<string>& getClientCertificates() const {
}
long returnDecline(void) { return DECLINED; }
long returnOK(void) { return OK; }
+#if defined(SHIBSP_HAVE_GSSAPI) && !defined(SHIB_APACHE_13)
+ gss_ctx_id_t getGSSContext() const {
+ gss_ctx_id_t ctx = GSS_C_NO_CONTEXT;
+ apr_pool_userdata_get((void**)&ctx, g_szGSSContextKey, m_req->pool);
+ return ctx;
+ }
+#endif
};
/********************************************************************************/
// Check user authentication and export information, then set the handler bypass
pair<bool,long> res = sta.getServiceProvider().doAuthentication(sta,true);
- apr_pool_userdata_setn((const void*)42,g_UserDataKey,NULL,r->pool);
+ apr_pool_userdata_setn((const void*)42,g_UserDataKey,nullptr,r->pool);
// If directed, install a spoof key to recognize when we've already cleared headers.
if (!g_spoofKey.empty() && (((shib_dir_config*)ap_get_module_config(r->per_dir_config, &mod_shib))->bUseHeaders==1))
ap_table_set(r->headers_in, "Shib-Spoof-Check", g_spoofKey.c_str());
ApacheRequestMapper(const xercesc::DOMElement* e);
~ApacheRequestMapper() { delete m_mapper; delete m_htaccess; delete m_staKey; delete m_propsKey; }
Lockable* lock() { return m_mapper->lock(); }
- void unlock() { m_staKey->setData(NULL); m_propsKey->setData(NULL); m_mapper->unlock(); }
+ void unlock() { m_staKey->setData(nullptr); m_propsKey->setData(nullptr); m_mapper->unlock(); }
Settings getSettings(const HTTPRequest& request) const;
- const PropertySet* getParent() const { return NULL; }
+ const PropertySet* getParent() const { return nullptr; }
void setParent(const PropertySet*) {}
- 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;
+ 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;
return new ApacheRequestMapper(e);
}
-ApacheRequestMapper::ApacheRequestMapper(const xercesc::DOMElement* e) : m_mapper(NULL), m_staKey(NULL), m_propsKey(NULL), m_htaccess(NULL)
+ApacheRequestMapper::ApacheRequestMapper(const xercesc::DOMElement* e) : m_mapper(nullptr), m_staKey(nullptr), m_propsKey(nullptr), m_htaccess(nullptr)
{
m_mapper=SPConfig::getConfig().RequestMapperManager.newPlugin(XML_REQUEST_MAPPER,e);
m_htaccess=new htAccessControl();
- m_staKey=ThreadKey::create(NULL);
- m_propsKey=ThreadKey::create(NULL);
+ m_staKey=ThreadKey::create(nullptr);
+ m_propsKey=ThreadKey::create(nullptr);
}
RequestMapper::Settings ApacheRequestMapper::getSettings(const HTTPRequest& request) const
return make_pair(true, prop);
}
}
- 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*> ApacheRequestMapper::getXMLString(const char* name, const char* ns) const
{
const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
- return s ? s->getXMLString(name,ns) : pair<bool,const XMLCh*>(false,NULL);
+ return s ? s->getXMLString(name,ns) : pair<bool,const XMLCh*>(false,nullptr);
}
pair<bool,unsigned int> ApacheRequestMapper::getUnsignedInt(const char* name, const char* ns) const
if (sta && !ns) {
// Override Apache-settable int properties.
if (name && !strcmp(name,"redirectToSSL") && sta->m_dc->szRedirectToSSL)
- return pair<bool,unsigned int>(true, strtol(sta->m_dc->szRedirectToSSL, NULL, 10));
+ return pair<bool,unsigned int>(true, strtol(sta->m_dc->szRedirectToSSL, nullptr, 10));
else if (sta->m_dc->tSettings) {
const char* prop = ap_table_get(sta->m_dc->tSettings, name);
if (prop)
return s ? s->getInt(name,ns) : pair<bool,int>(false,0);
}
+static int _rm_get_all_table_walk(void *v, const char *key, const char *value)
+{
+ reinterpret_cast<map<string,const char*>*>(v)->insert(pair<string,const char*>(key, value));
+ return 1;
+}
+
void ApacheRequestMapper::getAll(map<string,const char*>& properties) const
{
const ShibTargetApache* sta=reinterpret_cast<const ShibTargetApache*>(m_staKey->getData());
properties["requireSession"] = (sta->m_dc->bRequireSession==1) ? "true" : "false";
if (sta->m_dc->bExportAssertion != 0)
properties["exportAssertion"] = (sta->m_dc->bExportAssertion==1) ? "true" : "false";
+
+ if (sta->m_dc->tSettings)
+ ap_table_do(_rm_get_all_table_walk, &properties, sta->m_dc->tSettings, NULL);
}
const PropertySet* ApacheRequestMapper::getPropertySet(const char* name, const char* ns) const
{
const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
- return s ? s->getPropertySet(name,ns) : NULL;
+ return s ? s->getPropertySet(name,ns) : nullptr;
}
const xercesc::DOMElement* ApacheRequestMapper::getElement() const
{
const PropertySet* s=reinterpret_cast<const PropertySet*>(m_propsKey->getData());
- return s ? s->getElement() : NULL;
+ return s ? s->getElement() : nullptr;
}
static SH_AP_TABLE* groups_for_user(request_rec* r, const char* user, char* grpfile)
if (ap_pcfg_openfile(&f,r->pool,grpfile) != APR_SUCCESS) {
#endif
ap_log_rerror(APLOG_MARK,APLOG_DEBUG,SH_AP_R(r),"groups_for_user() could not open group file: %s\n",grpfile);
- return NULL;
+ return nullptr;
}
SH_AP_POOL* sp;
if (apr_pool_create(&sp,r->pool) != APR_SUCCESS) {
ap_log_rerror(APLOG_MARK,APLOG_ERR,0,r,
"groups_for_user() could not create a subpool");
- return NULL;
+ return nullptr;
}
#endif
if (!sta)
throw ConfigurationException("Request wrapper object was not of correct type.");
- // mod_auth clone
-
int m=sta->m_req->method_number;
bool method_restricted=false;
const char *t, *w;
if (!reqs_arr)
return shib_acl_indeterminate; // should never happen
+ // Check for an "embedded" AccessControl plugin.
+ if (sta->m_dc->szAccessControl) {
+ aclresult_t result = shib_acl_false;
+ try {
+ ifstream aclfile(sta->m_dc->szAccessControl);
+ xercesc::DOMDocument* acldoc = XMLToolingConfig::getConfig().getParser().parse(aclfile);
+ XercesJanitor<xercesc::DOMDocument> docjanitor(acldoc);
+ static XMLCh _type[] = UNICODE_LITERAL_4(t,y,p,e);
+ string t(XMLHelper::getAttrString(acldoc ? acldoc->getDocumentElement() : nullptr, nullptr, _type));
+ if (t.empty())
+ throw ConfigurationException("Missing type attribute in AccessControl plugin configuration.");
+ auto_ptr<AccessControl> aclplugin(SPConfig::getConfig().AccessControlManager.newPlugin(t.c_str(), acldoc->getDocumentElement()));
+ Locker acllock(aclplugin.get());
+ result = aclplugin->authorized(request, session);
+ }
+ catch (exception& ex) {
+ request.log(SPRequest::SPError, ex.what());
+ }
+
+ if (result == shib_acl_true && sta->m_dc->bRequireAll != 1) {
+ // If we're not insisting that all rules be met, then we're done.
+ request.log(SPRequest::SPDebug, "htaccess: embedded AccessControl plugin was successful, granting access");
+ return shib_acl_true;
+ }
+ else if (result != shib_acl_true && sta->m_dc->bRequireAll == 1) {
+ // If we're insisting that all rules be met, which is not something Apache really handles well,
+ // then we either return false or indeterminate based on the authoritative option, which defaults on.
+ if (sta->m_dc->bAuthoritative != 0) {
+ request.log(SPRequest::SPDebug, "htaccess: embedded AccessControl plugin was unsuccessful, denying access");
+ return shib_acl_false;
+ }
+
+ request.log(SPRequest::SPDebug, "htaccess: embedded AccessControl plugin was unsuccessful but not authoritative, leaving it up to Apache");
+ return shib_acl_indeterminate;
+ }
+ }
+
+
require_line* reqs=(require_line*)reqs_arr->elts;
for (int x=0; x<reqs_arr->nelts; x++) {
if (!strcasecmp(w,"shibboleth")) {
// This is a dummy rule needed because Apache conflates authn and authz.
// Without some require rule, AuthType is ignored and no check_user hooks run.
- status = true; // treat it as an "accepted" rule
+
+ // We evaluate to false if ShibAccessControl is used and ShibRequireAll is off.
+ // This allows actual rules to dictate the result, since ShibAccessControl returned
+ // non-true, and if nothing else is used, access will be denied.
+ if (!sta->m_dc->szAccessControl || sta->m_dc->bRequireAll == 1) {
+ // We evaluate to true, because ShibRequireAll is enabled (so a true is just a no-op)
+ // or because there was no other AccessControl rule in place, so this may be the only
+ // rule in effect.
+ status = true;
+ }
}
else if (!strcmp(w,"valid-user") && session) {
request.log(SPRequest::SPDebug, "htaccess: accepting valid-user based on active session");
status = true;
}
else if (!strcmp(w,"user") && !remote_user.empty()) {
- bool regexp=false,negate=false;
+ bool regexp = false;
while (*t) {
- w=ap_getword_conf(sta->m_req->pool,&t);
- if (*w=='~') {
- regexp=true;
+ w = ap_getword_conf(sta->m_req->pool,&t);
+ if (*w == '~') {
+ regexp = true;
continue;
}
- else if (*w=='!') {
- negate=true;
- if (*(w+1)=='~')
- regexp=true;
+ else if (*w == '!') {
+ // A negated rule presumes success unless a match is found.
+ status = true;
+ if (*(w+1) == '~')
+ regexp = true;
continue;
}
string("htaccess plugin caught exception while parsing regular expression (") + w + "): " + tmp.get());
}
}
- else if (remote_user==w) {
+ else if (remote_user == w) {
match = true;
}
if (match) {
- // If we matched, then we're done with this rule either way and status is set to reflect the outcome.
- status = !negate;
+ // If we matched, then we're done with this rule either way and we flip status to reflect the outcome.
+ status = !status;
if (request.isPriorityEnabled(SPRequest::SPDebug))
request.log(SPRequest::SPDebug,
- string("htaccess: require user ") + (negate ? "rejecting (" : "accepting (") + remote_user + ")");
+ string("htaccess: require user ") + (!status ? "rejecting (" : "accepting (") + remote_user + ")");
break;
}
}
}
else if (!strcmp(w,"group") && !remote_user.empty()) {
- SH_AP_TABLE* grpstatus=NULL;
+ SH_AP_TABLE* grpstatus = nullptr;
if (sta->m_dc->szAuthGrpFile) {
if (request.isPriorityEnabled(SPRequest::SPDebug))
request.log(SPRequest::SPDebug,string("htaccess plugin using groups file: ") + sta->m_dc->szAuthGrpFile);
- grpstatus=groups_for_user(sta->m_req,remote_user.c_str(),sta->m_dc->szAuthGrpFile);
+ grpstatus = groups_for_user(sta->m_req,remote_user.c_str(),sta->m_dc->szAuthGrpFile);
}
- bool negate=false;
while (*t) {
- w=ap_getword_conf(sta->m_req->pool,&t);
- if (*w=='!') {
- negate=true;
+ w = ap_getword_conf(sta->m_req->pool,&t);
+ if (*w == '!') {
+ // A negated rule presumes success unless a match is found.
+ status = true;
continue;
}
if (grpstatus && ap_table_get(grpstatus,w)) {
- // If we matched, then we're done with this rule either way and status is set to reflect the outcome.
- status = !negate;
- request.log(SPRequest::SPDebug, string("htaccess: require group ") + (negate ? "rejecting (" : "accepting (") + w + ")");
+ // If we matched, then we're done with this rule either way and we flip status to reflect the outcome.
+ status = !status;
+ request.log(SPRequest::SPDebug, string("htaccess: require group ") + (!status ? "rejecting (" : "accepting (") + w + ")");
break;
}
}
}
else if (!strcmp(w,"authnContextClassRef") || !strcmp(w,"authnContextDeclRef")) {
const char* ref = !strcmp(w,"authnContextClassRef") ? session->getAuthnContextClassRef() : session->getAuthnContextDeclRef();
- bool regexp=false,negate=false;
- while (ref && *t) {
- w=ap_getword_conf(sta->m_req->pool,&t);
- if (*w=='~') {
- regexp=true;
- continue;
- }
- else if (*w=='!') {
- negate=true;
- if (*(w+1)=='~')
+ if (ref && *ref) {
+ bool regexp = false;
+ while (ref && *t) {
+ w = ap_getword_conf(sta->m_req->pool,&t);
+ if (*w == '~') {
regexp=true;
- continue;
- }
+ continue;
+ }
+ else if (*w == '!') {
+ // A negated rule presumes success unless a match is found.
+ status = true;
+ if (*(w+1)=='~')
+ regexp = true;
+ continue;
+ }
- // Figure out if there's a match.
- bool match = false;
- if (regexp) {
- try {
- // To do regex matching, we have to convert from UTF-8.
- RegularExpression re(w);
- match = re.matches(ref);
+ // Figure out if there's a match.
+ bool match = false;
+ if (regexp) {
+ try {
+ // To do regex matching, we have to convert from UTF-8.
+ RegularExpression re(w);
+ match = re.matches(ref);
+ }
+ catch (XMLException& ex) {
+ auto_ptr_char tmp(ex.getMessage());
+ request.log(SPRequest::SPError,
+ string("htaccess plugin caught exception while parsing regular expression (") + w + "): " + tmp.get());
+ }
}
- catch (XMLException& ex) {
- auto_ptr_char tmp(ex.getMessage());
- request.log(SPRequest::SPError,
- string("htaccess plugin caught exception while parsing regular expression (") + w + "): " + tmp.get());
+ else if (!strcmp(w,ref)) {
+ match = true;
}
- }
- else if (!strcmp(w,ref)) {
- match = true;
- }
- if (match) {
- // If we matched, then we're done with this rule either way and status is set to reflect the outcome.
- status = !negate;
- if (request.isPriorityEnabled(SPRequest::SPDebug))
- request.log(SPRequest::SPDebug,
- string("htaccess: require authnContext ") + (negate ? "rejecting (" : "accepting (") + ref + ")");
- break;
+ if (match) {
+ // If we matched, then we're done with this rule either way and we flip status to reflect the outcome.
+ status = !status;
+ if (request.isPriorityEnabled(SPRequest::SPDebug))
+ request.log(SPRequest::SPDebug,
+ string("htaccess: require authnContext ") + (!status ? "rejecting (" : "accepting (") + ref + ")");
+ break;
+ }
}
}
+ else if (request.isPriorityEnabled(SPRequest::SPDebug)) {
+ request.log(SPRequest::SPDebug, "htaccess: require authnContext rejecting session with no context associated");
+ }
}
else if (!session) {
request.log(SPRequest::SPError, string("htaccess: require ") + w + " not given a valid session, are you using lazy sessions?");
auto_ptr<xercesc::RegularExpression> temp(new xercesc::RegularExpression(trans.get()));
re=temp;
}
-
- for (; !status && attrs.first!=attrs.second; ++attrs.first) {
- if (checkAttribute(request, attrs.first->second, w, regexp ? re.get() : NULL)) {
+
+ pair<multimap<string,const Attribute*>::const_iterator,multimap<string,const Attribute*>::const_iterator> attrs2(attrs);
+ for (; !status && attrs2.first!=attrs2.second; ++attrs2.first) {
+ if (checkAttribute(request, attrs2.first->second, w, regexp ? re.get() : nullptr)) {
status = true;
}
}
// Initial look at a request - create the per-request structure
static int shib_post_read(request_rec *r)
{
- shib_request_config* rc = init_request_config(r);
- ap_log_rerror(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(r), "shib_post_read");
+ init_request_config(r);
+ //ap_log_rerror(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(r), "shib_post_read");
return DECLINED;
}
ap_log_rerror(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(r), "shib_fixup(%d): ENTER", (int)getpid());
- if (rc==NULL || rc->env==NULL || ap_is_empty_table(rc->env))
+ if (rc==nullptr || rc->env==nullptr || ap_is_empty_table(rc->env))
return DECLINED;
ap_log_rerror(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(r), "shib_fixup adding %d vars", ap_table_elts(rc->env)->nelts);
if (g_Config) {
ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(s),"shib_child_exit(%d) dealing with g_Config..", (int)getpid());
g_Config->term();
- g_Config = NULL;
+ g_Config = nullptr;
ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(s),"shib_child_exit() done");
}
}
{
if (g_Config) {
g_Config->term();
- g_Config = NULL;
+ g_Config = nullptr;
}
- ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,0,NULL,"shib_exit() done");
+ ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,0,nullptr,"shib_exit() done");
return OK;
}
#endif
throw runtime_error("unknown error");
}
catch (exception& ex) {
- ap_log_error(APLOG_MARK,APLOG_CRIT|APLOG_NOERRNO,SH_AP_R(s),ex.what());
+ ap_log_error(APLOG_MARK,APLOG_CRIT|APLOG_NOERRNO,SH_AP_R(s),"%s",ex.what());
ap_log_error(APLOG_MARK,APLOG_CRIT|APLOG_NOERRNO,SH_AP_R(s),"shib_child_init() failed to load configuration");
exit(1);
}
ServiceProvider* sp=g_Config->getServiceProvider();
xmltooling::Locker locker(sp);
- const PropertySet* props=sp->getPropertySet("Local");
+ const PropertySet* props=sp->getPropertySet("InProcess");
if (props) {
pair<bool,const char*> unsetValue=props->getString("unsetHeaderValue");
if (unsetValue.first)
}
// Set the cleanup handler
- apr_pool_cleanup_register(p, NULL, &shib_exit, apr_pool_cleanup_null);
+ apr_pool_cleanup_register(p, nullptr, &shib_exit, apr_pool_cleanup_null);
ap_log_error(APLOG_MARK,APLOG_DEBUG|APLOG_NOERRNO,SH_AP_R(s),"shib_child_init() done");
}
#ifdef SHIB_DEFERRED_HEADERS
static void set_output_filter(request_rec *r)
{
- ap_add_output_filter("SHIB_HEADERS_OUT", NULL, r, r->connection);
+ ap_add_output_filter("SHIB_HEADERS_OUT", nullptr, r, r->connection);
}
static void set_error_filter(request_rec *r)
{
- ap_add_output_filter("SHIB_HEADERS_ERR", NULL, r, r->connection);
+ ap_add_output_filter("SHIB_HEADERS_ERR", nullptr, r, r->connection);
}
static int _table_add(void *v, const char *key, const char *value)
{"ShibPrefix", (config_fn_t)ap_set_global_string_slot, &g_szPrefix,
RSRC_CONF, TAKE1, "Shibboleth installation directory"},
{"ShibConfig", (config_fn_t)ap_set_global_string_slot, &g_szSHIBConfig,
- RSRC_CONF, TAKE1, "Path to shibboleth.xml config file"},
+ RSRC_CONF, TAKE1, "Path to shibboleth2.xml config file"},
{"ShibCatalogs", (config_fn_t)ap_set_global_string_slot, &g_szSchemaDir,
RSRC_CONF, TAKE1, "Paths of XML schema catalogs"},
(void *) XtOffsetOf (shib_server_config, szScheme),
RSRC_CONF, TAKE1, "URL scheme to force into generated URLs for a vhost"},
- {"ShibRequestSetting", (config_fn_t)shib_table_set, NULL,
+ {"ShibRequestSetting", (config_fn_t)shib_table_set, nullptr,
OR_AUTHCFG, TAKE2, "Set arbitrary Shibboleth request property for content"},
+ {"ShibAccessControl", (config_fn_t)ap_set_string_slot,
+ (void *) XtOffsetOf (shib_dir_config, szAccessControl),
+ OR_AUTHCFG, TAKE1, "Set arbitrary Shibboleth access control plugin for content"},
+
{"ShibDisable", (config_fn_t)ap_set_flag_slot,
(void *) XtOffsetOf (shib_dir_config, bOff),
OR_AUTHCFG, FLAG, "Disable all Shib module activity here to save processing effort"},
OR_AUTHCFG, TAKE1, "Set Shibboleth applicationId property for content"},
{"ShibBasicHijack", (config_fn_t)ap_set_flag_slot,
(void *) XtOffsetOf (shib_dir_config, bBasicHijack),
- OR_AUTHCFG, FLAG, "Respond to AuthType Basic and convert to shibboleth"},
+ OR_AUTHCFG, FLAG, "(DEPRECATED) Respond to AuthType Basic and convert to shibboleth"},
{"ShibRequireSession", (config_fn_t)ap_set_flag_slot,
(void *) XtOffsetOf (shib_dir_config, bRequireSession),
OR_AUTHCFG, FLAG, "Initiates a new session if one does not exist"},
{"ShibUseHeaders", (config_fn_t)ap_set_flag_slot,
(void *) XtOffsetOf (shib_dir_config, bUseHeaders),
OR_AUTHCFG, FLAG, "Export attributes using custom HTTP headers"},
+ {"ShibExpireRedirects", (config_fn_t)ap_set_flag_slot,
+ (void *) XtOffsetOf (shib_dir_config, bExpireRedirects),
+ OR_AUTHCFG, FLAG, "Expire SP-generated redirects"},
- {NULL}
+ {nullptr}
};
extern "C"{
handler_rec shib_handlers[] = {
{ "shib-handler", shib_handler },
- { NULL }
+ { nullptr }
};
module MODULE_VAR_EXPORT mod_shib = {
STANDARD_MODULE_STUFF,
- NULL, /* initializer */
+ nullptr, /* initializer */
create_shib_dir_config, /* dir config creater */
merge_shib_dir_config, /* dir merger --- default is to override */
create_shib_server_config, /* server config */
merge_shib_server_config, /* merge server config */
shire_cmds, /* command table */
shib_handlers, /* handlers */
- NULL, /* filename translation */
+ nullptr, /* filename translation */
shib_check_user, /* check_user_id */
shib_auth_checker, /* check auth */
- NULL, /* check access */
- NULL, /* type_checker */
+ nullptr, /* check access */
+ nullptr, /* type_checker */
shib_fixups, /* fixups */
- NULL, /* logger */
- NULL, /* header parser */
+ nullptr, /* logger */
+ nullptr, /* header parser */
shib_child_init, /* child_init */
shib_child_exit, /* child_exit */
shib_post_read /* post read-request */
#elif defined(SHIB_APACHE_20) || defined(SHIB_APACHE_22)
+//static const char * const authnPre[] = { "mod_gss.c", nullptr };
+
extern "C" void shib_register_hooks (apr_pool_t *p)
{
#ifdef SHIB_DEFERRED_HEADERS
- ap_register_output_filter("SHIB_HEADERS_OUT", do_output_filter, NULL, AP_FTYPE_CONTENT_SET);
- ap_hook_insert_filter(set_output_filter, NULL, NULL, APR_HOOK_LAST);
- ap_register_output_filter("SHIB_HEADERS_ERR", do_error_filter, NULL, AP_FTYPE_CONTENT_SET);
- ap_hook_insert_error_filter(set_error_filter, NULL, NULL, APR_HOOK_LAST);
- ap_hook_post_read_request(shib_post_read, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_register_output_filter("SHIB_HEADERS_OUT", do_output_filter, nullptr, AP_FTYPE_CONTENT_SET);
+ ap_hook_insert_filter(set_output_filter, nullptr, nullptr, APR_HOOK_LAST);
+ ap_register_output_filter("SHIB_HEADERS_ERR", do_error_filter, nullptr, AP_FTYPE_CONTENT_SET);
+ ap_hook_insert_error_filter(set_error_filter, nullptr, nullptr, APR_HOOK_LAST);
+ ap_hook_post_read_request(shib_post_read, nullptr, nullptr, APR_HOOK_MIDDLE);
#endif
- ap_hook_child_init(shib_child_init, NULL, NULL, APR_HOOK_MIDDLE);
- ap_hook_check_user_id(shib_check_user, NULL, NULL, APR_HOOK_MIDDLE);
- ap_hook_auth_checker(shib_auth_checker, NULL, NULL, APR_HOOK_FIRST);
- ap_hook_handler(shib_handler, NULL, NULL, APR_HOOK_LAST);
- ap_hook_fixups(shib_fixups, NULL, NULL, APR_HOOK_MIDDLE);
+ ap_hook_child_init(shib_child_init, nullptr, nullptr, APR_HOOK_MIDDLE);
+ const char* prereq = getenv("SHIBSP_APACHE_PREREQ");
+ if (prereq && *prereq) {
+ const char* const authnPre[] = { prereq, nullptr };
+ ap_hook_check_user_id(shib_check_user, authnPre, nullptr, APR_HOOK_MIDDLE);
+ }
+ else {
+ ap_hook_check_user_id(shib_check_user, nullptr, nullptr, APR_HOOK_MIDDLE);
+ }
+ ap_hook_auth_checker(shib_auth_checker, nullptr, nullptr, APR_HOOK_FIRST);
+ ap_hook_handler(shib_handler, nullptr, nullptr, APR_HOOK_LAST);
+ ap_hook_fixups(shib_fixups, nullptr, nullptr, APR_HOOK_MIDDLE);
}
// SHIB Module commands
AP_INIT_TAKE1("ShibPrefix", (config_fn_t)ap_set_global_string_slot, &g_szPrefix,
RSRC_CONF, "Shibboleth installation directory"),
AP_INIT_TAKE1("ShibConfig", (config_fn_t)ap_set_global_string_slot, &g_szSHIBConfig,
- RSRC_CONF, "Path to shibboleth.xml config file"),
+ RSRC_CONF, "Path to shibboleth2.xml config file"),
AP_INIT_TAKE1("ShibCatalogs", (config_fn_t)ap_set_global_string_slot, &g_szSchemaDir,
RSRC_CONF, "Paths of XML schema catalogs"),
+ AP_INIT_TAKE1("ShibGSSKey", (config_fn_t)ap_set_global_string_slot, &g_szGSSContextKey,
+ RSRC_CONF, "Name of user data key containing GSS context established by GSS module"),
AP_INIT_TAKE1("ShibURLScheme", (config_fn_t)shib_set_server_string_slot,
(void *) offsetof (shib_server_config, szScheme),
RSRC_CONF, "URL scheme to force into generated URLs for a vhost"),
- AP_INIT_TAKE2("ShibRequestSetting", (config_fn_t)shib_table_set, NULL,
+ AP_INIT_TAKE2("ShibRequestSetting", (config_fn_t)shib_table_set, nullptr,
OR_AUTHCFG, "Set arbitrary Shibboleth request property for content"),
+ AP_INIT_TAKE1("ShibAccessControl", (config_fn_t)ap_set_string_slot,
+ (void *) offsetof (shib_dir_config, szAccessControl),
+ OR_AUTHCFG, "Set arbitrary Shibboleth access control plugin for content"),
+
AP_INIT_FLAG("ShibDisable", (config_fn_t)ap_set_flag_slot,
(void *) offsetof (shib_dir_config, bOff),
OR_AUTHCFG, "Disable all Shib module activity here to save processing effort"),
OR_AUTHCFG, "Set Shibboleth applicationId property for content"),
AP_INIT_FLAG("ShibBasicHijack", (config_fn_t)ap_set_flag_slot,
(void *) offsetof (shib_dir_config, bBasicHijack),
- OR_AUTHCFG, "Respond to AuthType Basic and convert to shibboleth"),
+ OR_AUTHCFG, "(DEPRECATED) Respond to AuthType Basic and convert to shibboleth"),
AP_INIT_FLAG("ShibRequireSession", (config_fn_t)ap_set_flag_slot,
(void *) offsetof (shib_dir_config, bRequireSession),
OR_AUTHCFG, "Initiates a new session if one does not exist"),
AP_INIT_FLAG("ShibUseHeaders", (config_fn_t)ap_set_flag_slot,
(void *) offsetof (shib_dir_config, bUseHeaders),
OR_AUTHCFG, "Export attributes using custom HTTP headers"),
+ AP_INIT_FLAG("ShibExpireRedirects", (config_fn_t)ap_set_flag_slot,
+ (void *) offsetof (shib_dir_config, bExpireRedirects),
+ OR_AUTHCFG, "Expire SP-generated redirects"),
- {NULL}
+ {nullptr}
};
module AP_MODULE_DECLARE_DATA mod_shib = {