8/23/02
*/
+#include "config_win32.h"
+
// SAML Runtime
#include <saml/saml.h>
#include <shib/shib.h>
#include <httpfilt.h>
#include <httpext.h>
-#include <cgiparse.h>
-
using namespace std;
using namespace log4cpp;
using namespace saml;
using namespace shibboleth;
using namespace shibtarget;
-struct settings_t
-{
- settings_t() {}
- settings_t(string& name) : m_name(name) {}
-
- string m_name;
- vector<string> m_mustContain;
-};
-
// globals
namespace {
+ static const XMLCh name[] = { chLatin_n, chLatin_a, chLatin_m, chLatin_e, chNull };
+ static const XMLCh port[] = { chLatin_p, chLatin_o, chLatin_r, chLatin_t, chNull };
+ static const XMLCh scheme[] = { chLatin_s, chLatin_c, chLatin_h, chLatin_e, chLatin_m, chLatin_e, chNull };
+ static const XMLCh id[] = { chLatin_i, chLatin_d, chNull };
+ static const XMLCh Implementation[] =
+ { chLatin_I, chLatin_m, chLatin_p, chLatin_l, chLatin_e, chLatin_m, chLatin_e, chLatin_n, chLatin_t, chLatin_a, chLatin_t, chLatin_i, chLatin_o, chLatin_n, chNull };
+ static const XMLCh ISAPI[] = { chLatin_I, chLatin_S, chLatin_A, chLatin_P, chLatin_I, chNull };
+ static const XMLCh normalizeRequest[] =
+ { chLatin_n, chLatin_o, chLatin_r, chLatin_m, chLatin_a, chLatin_l, chLatin_i, chLatin_z, chLatin_e,
+ chLatin_R, chLatin_e, chLatin_q, chLatin_u, chLatin_e, chLatin_s, chLatin_t, chNull
+ };
+ static const XMLCh Site[] = { chLatin_S, chLatin_i, chLatin_t, chLatin_e, chNull };
+
+ struct site_t {
+ site_t(const DOMElement* e)
+ {
+ auto_ptr_char n(e->getAttributeNS(NULL,name));
+ auto_ptr_char s(e->getAttributeNS(NULL,scheme));
+ auto_ptr_char p(e->getAttributeNS(NULL,port));
+ if (n.get()) m_name=n.get();
+ if (s.get()) m_scheme=s.get();
+ if (p.get()) m_port=p.get();
+ }
+ string m_scheme,m_name,m_port;
+ };
+
HINSTANCE g_hinstDLL;
- ThreadKey* rpc_handle_key = NULL;
ShibTargetConfig* g_Config = NULL;
- vector<settings_t> g_Sites;
-}
-
-void destroy_handle(void* data)
-{
- delete (RPCHandle*)data;
+ map<string,site_t> g_Sites;
+ bool g_bNormalizeRequest = true;
}
BOOL LogEvent(
return TRUE;
}
+extern "C" BOOL WINAPI TerminateExtension(DWORD)
+{
+ return TRUE; // cleanup should happen when filter unloads
+}
+
extern "C" BOOL WINAPI GetFilterVersion(PHTTP_FILTER_VERSION pVer)
{
if (!pVer)
return FALSE;
+ else if (g_Config) {
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL,
+ "Reentrant filter initialization, ignoring...");
+ return TRUE;
+ }
+#ifndef _DEBUG
try
{
- ShibTargetConfig::preinit();
- g_Config = &(ShibTargetConfig::init(SHIBTARGET_SHIRE, getenv("SHIBCONFIG")));
- ShibINI& ini = g_Config->getINI();
-
- // Create the RPC Handle TLS key.
- rpc_handle_key=ThreadKey::create(destroy_handle);
-
- Category& log=Category::getInstance("isapi_shib.GetFilterVersion");
-
- // Read site-specific settings for each instance ID we can find.
- unsigned short i=1;
- char iid[8];
- sprintf(iid,"%u",i++);
- string hostname;
- while (ini.get_tag("isapi",iid,false,&hostname))
- {
- log.info("configuring for site ID (%d), hostname (%s)",i-1,hostname.empty() ? "null" : hostname.c_str());
-
- // If no section exists for the host, mark it as a "skip" site.
- if (!ini.exists(hostname))
- {
- log.info("skipping site ID (%d)",i-1);
- g_Sites.push_back(settings_t());
- sprintf(iid,"%u",i++);
- continue;
- }
-
- settings_t settings(hostname);
-
- // Content matching string.
- string mustcontain;
- if (ini.get_tag(hostname,"mustContain",true,&mustcontain) && !mustcontain.empty())
- {
- char* buf=strdup(mustcontain.c_str());
- _strupr(buf);
- char* start=buf;
- while (char* sep=strchr(start,';'))
- {
- *sep='\0';
- if (*start)
- settings.m_mustContain.push_back(start);
- start=sep+1;
+#endif
+ LPCSTR schemadir=getenv("SHIBSCHEMAS");
+ if (!schemadir)
+ schemadir=SHIB_SCHEMAS;
+ LPCSTR 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,config)) {
+ g_Config=NULL;
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL,
+ "Filter startup failed during initialization, check shire log for help.");
+ return FALSE;
+ }
+
+ // Access the implementation-specifics for site mappings.
+ IConfig* conf=g_Config->getINI();
+ Locker locker(conf);
+ const IPropertySet* props=conf->getPropertySet("Local");
+ if (props) {
+ const DOMElement* impl=saml::XML::getFirstChildElement(
+ props->getElement(),ShibTargetConfig::SHIBTARGET_NS,Implementation
+ );
+ if (impl && (impl=saml::XML::getFirstChildElement(impl,ShibTargetConfig::SHIBTARGET_NS,ISAPI))) {
+ const XMLCh* flag=impl->getAttributeNS(NULL,normalizeRequest);
+ g_bNormalizeRequest=(!flag || !*flag || *flag==chDigit_1 || *flag==chLatin_t);
+ impl=saml::XML::getFirstChildElement(impl,ShibTargetConfig::SHIBTARGET_NS,Site);
+ while (impl) {
+ auto_ptr_char id(impl->getAttributeNS(NULL,id));
+ if (id.get())
+ g_Sites.insert(pair<string,site_t>(id.get(),site_t(impl)));
+ impl=saml::XML::getNextSiblingElement(impl,ShibTargetConfig::SHIBTARGET_NS,Site);
}
- if (*start)
- settings.m_mustContain.push_back(start);
- free(buf);
}
-
- g_Sites.push_back(settings);
- sprintf(iid,"%u",i++);
- hostname.erase();
}
- }
- catch (SAMLException&)
- {
- LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL,
- "Filter startup failed with SAML exception, check shire log for help.");
- return FALSE;
- }
- catch (runtime_error& e)
- {
- LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, e.what());
- return FALSE;
+#ifndef _DEBUG
}
catch (...)
{
- LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Filter startup failed with unexpected exception.");
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Filter startup failed with an exception.");
return FALSE;
}
+#endif
pVer->dwFilterVersion=HTTP_FILTER_REVISION;
strncpy(pVer->lpszFilterDesc,"Shibboleth ISAPI Filter",SF_MAX_FILTER_DESC_LEN);
return TRUE;
}
-extern "C" BOOL WINAPI TerminateExtension(DWORD)
-{
- return TRUE; // cleanup should happen when filter unloads
-}
-
extern "C" BOOL WINAPI TerminateFilter(DWORD)
{
- delete rpc_handle_key;
if (g_Config)
g_Config->shutdown();
g_Config = NULL;
size_t size() const { return buflen; }
bool empty() const { return length()==0; }
void reserve(size_t s, bool keep=false);
- void erase() { if (bufptr) *bufptr=0; }
+ void erase() { if (bufptr) memset(bufptr,0,buflen); }
operator char*() { return bufptr; }
bool operator ==(const char* s) const;
bool operator !=(const char* s) const { return !(*this==s); }
void GetServerVariable(PHTTP_FILTER_CONTEXT pfc, LPSTR lpszVariable, dynabuf& s, DWORD size=80, bool bRequired=true)
throw (bad_alloc, DWORD)
{
- s.erase();
s.reserve(size);
+ s.erase();
size=s.size();
while (!pfc->GetServerVariable(pfc,lpszVariable,s,&size))
void GetServerVariable(LPEXTENSION_CONTROL_BLOCK lpECB, LPSTR lpszVariable, dynabuf& s, DWORD size=80, bool bRequired=true)
throw (bad_alloc, DWORD)
{
- s.erase();
s.reserve(size);
+ s.erase();
size=s.size();
while (lpECB->GetServerVariable(lpECB->ConnID,lpszVariable,s,&size))
LPSTR lpszName, dynabuf& s, DWORD size=80, bool bRequired=true)
throw (bad_alloc, DWORD)
{
- s.erase();
s.reserve(size);
+ s.erase();
size=s.size();
while (!pn->GetHeader(pfc,lpszName,s,&size))
throw ERROR_NO_DATA;
}
-inline char hexchar(unsigned short s)
-{
- return (s<=9) ? ('0' + s) : ('A' + s - 10);
-}
+/****************************************************************************/
+// ISAPI Filter
-string url_encode(const char* url) throw (bad_alloc)
+class ShibTargetIsapiF : public ShibTarget
{
- static char badchars[]="\"\\+<>#%{}|^~[]`;/?:@=&";
- string s;
- for (const char* pch=url; *pch; pch++)
- {
- if (strchr(badchars,*pch)!=NULL || *pch<=0x1F || *pch>=0x7F)
- s=s + '%' + hexchar(*pch >> 4) + hexchar(*pch & 0x0F);
- else
- s+=*pch;
- }
- return s;
-}
-
-string get_target(PHTTP_FILTER_CONTEXT pfc, PHTTP_FILTER_PREPROC_HEADERS pn, settings_t& site)
-{
- // Reconstructing the requested URL is not fun. Apparently, the PREPROC_HEADERS
- // event means way pre. As in, none of the usual CGI headers are in place yet.
- // It's actually almost easier, in a way, because all the path-info and query
- // stuff is in one place, the requested URL, which we can get. But we have to
- // reconstruct the protocol/host pair using tweezers.
- string s;
- if (pfc->fIsSecurePort)
- s="https://";
- else
- s="http://";
-
- // We use the "normalizeRequest" tag to decide how to obtain the server's name.
- dynabuf buf(256);
- string tag;
- if (g_Config->getINI().get_tag(site.m_name,"normalizeRequest",true,&tag) && ShibINI::boolean(tag))
- {
- s+=site.m_name;
+public:
+ ShibTargetIsapiF(PHTTP_FILTER_CONTEXT pfc, PHTTP_FILTER_PREPROC_HEADERS pn,
+ const site_t& site) {
+
+ // URL path always come from IIS.
+ dynabuf url(256);
+ GetHeader(pn,pfc,"url",url,256,false);
+
+ // Port may come from IIS or from site def.
+ dynabuf port(11);
+ if (site.m_port.empty() || !g_bNormalizeRequest)
+ GetServerVariable(pfc,"SERVER_PORT",port,10);
+ else {
+ strncpy(port,site.m_port.c_str(),10);
+ static_cast<char*>(port)[10]=0;
}
- else
- {
- GetServerVariable(pfc,"SERVER_NAME",buf);
- s+=buf;
+
+ // Scheme may come from site def or be derived from IIS.
+ const char* scheme=site.m_scheme.c_str();
+ if (!scheme || !*scheme || !g_bNormalizeRequest)
+ scheme=pfc->fIsSecurePort ? "https" : "http";
+
+ // Get the remote address
+ dynabuf remote_addr(16);
+ GetServerVariable(pfc,"REMOTE_ADDR",remote_addr,16);
+
+ // XXX: How do I get the content type and HTTP Method from this context?
+
+ // TODO: Need to allow for use of SERVER_NAME
+
+ init(g_Config, string(scheme), site.m_name, atoi(port),
+ string(url), string(""), // XXX: content type
+ string(remote_addr), string("") // XXX: http method
+ );
+
+ m_pfc = pfc;
+ m_pn = pn;
+ }
+ ~ShibTargetIsapiF() { }
+
+ virtual void log(ShibLogLevel level, const string &msg) {
+ LogEvent(NULL, (level == LogLevelDebug ? EVENTLOG_INFORMATION_TYPE :
+ (level == LogLevelInfo ? EVENTLOG_INFORMATION_TYPE :
+ (level == LogLevelWarn ? EVENTLOG_WARNING_TYPE : EVENTLOG_ERROR_TYPE))),
+ 2100, NULL, msg.c_str());
+ }
+ virtual string getCookies(void) {
+ dynabuf buf(128);
+ GetHeader(m_pn, m_pfc, "Cookie:", buf, 128, false);
+ return buf.empty() ? "" : buf;
+ }
+
+ virtual void clearHeader(const string &name) {
+ string hdr = name + ":";
+ m_pn->SetHeader(m_pfc, const_cast<char*>(hdr.c_str()), "");
+ }
+ virtual void setHeader(const string &name, const string &value) {
+ string hdr = name + ":";
+ m_pn->SetHeader(m_pfc, const_cast<char*>(hdr.c_str()),
+ const_cast<char*>(value.c_str()));
+ }
+ virtual string getHeader(const string &name) {
+ string hdr = name + ":";
+ dynabuf buf(1024);
+ GetHeader(m_pn, m_pfc, const_cast<char*>(hdr.c_str()), buf, 1024, false);
+ return string(buf);
+ }
+ virtual void setRemoteUser(const string &user) {
+ setHeader(string("remote-user"), user);
+ }
+ virtual string getRemoteUser(void) {
+ return getHeader(string("remote-user"));
+ }
+ virtual void* sendPage(const string &msg, const string content_type,
+ const Iterator<header_t>& headers=EMPTY(header_t), int code=200) {
+ string hdr = string ("Connection: close\r\nContent-type: ") + content_type + "\r\n";
+ while (headers.hasNext()) {
+ const header_t& h=headers.next();
+ hdr += h.first + ": " + h.second + "\r\n";
}
-
- GetServerVariable(pfc,"SERVER_PORT",buf,10);
- if (buf!=(pfc->fIsSecurePort ? "443" : "80"))
- s=s + ':' + static_cast<char*>(buf);
-
- GetHeader(pn,pfc,"url",buf,256,false);
- s+=buf;
-
- return s;
-}
-
-string get_shire_location(settings_t& site, const char* target)
-{
- string shireURL;
- if (g_Config->getINI().get_tag(site.m_name,"shireURL",true,&shireURL) && !shireURL.empty())
- {
- if (shireURL[0]!='/')
- return shireURL;
- const char* colon=strchr(target,':');
- const char* slash=strchr(colon+3,'/');
- string s(target,slash-target);
- s+=shireURL;
- return s;
- }
- return shireURL;
-}
+ hdr += "\r\n";
+ // XXX Need to handle "code"
+ m_pfc->ServerSupportFunction(m_pfc, SF_REQ_SEND_RESPONSE_HEADER, "200 OK", (DWORD)hdr.c_str(), 0);
+ DWORD resplen = msg.size();
+ m_pfc->WriteClient(m_pfc, (LPVOID)msg.c_str(), &resplen, 0);
+ return (void*)SF_STATUS_REQ_FINISHED;
+ }
+ virtual void* sendRedirect(const string url) {
+ // XXX: Don't support the httpRedirect option, yet.
+ string hdrs=string("Location: ") + url + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ m_pfc->ServerSupportFunction(m_pfc, SF_REQ_SEND_RESPONSE_HEADER,
+ "302 Please Wait", (DWORD)hdrs.c_str(), 0);
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ m_pfc->WriteClient(m_pfc, (LPVOID)redmsg, &resplen, 0);
+ return reinterpret_cast<void*>(SF_STATUS_REQ_FINISHED);
+ }
+ // XXX: We might not ever hit the 'decline' status in this filter.
+ //virtual void* returnDecline(void) { }
+ virtual void* returnOK(void) { return (void*) SF_STATUS_REQ_NEXT_NOTIFICATION; }
+
+ // The filter never processes the POST, so stub these methods.
+ virtual void setCookie(const string &name, const string &value) { throw runtime_error("setCookie not implemented"); }
+ virtual string getArgs(void) { throw runtime_error("getArgs not implemented"); }
+ virtual string getPostData(void) { throw runtime_error("getPostData not implemented"); }
+
+ PHTTP_FILTER_CONTEXT m_pfc;
+ PHTTP_FILTER_PREPROC_HEADERS m_pn;
+};
DWORD WriteClientError(PHTTP_FILTER_CONTEXT pfc, const char* msg)
{
LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, msg);
- pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",0,0);
+ static const char* ctype="Connection: close\r\nContent-Type: text/html\r\n\r\n";
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",(DWORD)ctype,0);
static const char* xmsg="<HTML><HEAD><TITLE>Shibboleth Filter Error</TITLE></HEAD><BODY>"
"<H1>Shibboleth Filter Error</H1>";
DWORD resplen=strlen(xmsg);
return SF_STATUS_REQ_FINISHED;
}
-DWORD WriteClientError(PHTTP_FILTER_CONTEXT pfc, const char* filename, ShibMLP& mlp)
-{
- ifstream infile(filename);
- if (!infile)
- return WriteClientError(pfc,"Unable to open error template, check settings.");
-
- string res = mlp.run(infile);
- pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",0,0);
- DWORD resplen=res.length();
- pfc->WriteClient(pfc,(LPVOID)res.c_str(),&resplen,0);
- return SF_STATUS_REQ_FINISHED;
-}
-
extern "C" DWORD WINAPI HttpFilterProc(PHTTP_FILTER_CONTEXT pfc, DWORD notificationType, LPVOID pvNotification)
{
// Is this a log notification?
{
// Determine web site number. This can't really fail, I don't think.
dynabuf buf(128);
- ULONG site_id=0;
GetServerVariable(pfc,"INSTANCE_ID",buf,10);
- if ((site_id=strtoul(buf,NULL,10))==0)
- return WriteClientError(pfc,"IIS site instance appears to be invalid.");
- // Match site instance to site settings.
- if (site_id>g_Sites.size() || g_Sites[site_id-1].m_name.length()==0)
+ // Match site instance to host name, skip if no match.
+ map<string,site_t>::const_iterator map_i=g_Sites.find(static_cast<char*>(buf));
+ if (map_i==g_Sites.end())
return SF_STATUS_REQ_NEXT_NOTIFICATION;
- settings_t& site=g_Sites[site_id-1];
+
+ ostringstream threadid;
+ threadid << "[" << getpid() << "] isapi_shib" << '\0';
+ saml::NDC ndc(threadid.str().c_str());
- string target_url=get_target(pfc,pn,site);
- string shire_url=get_shire_location(site,target_url.c_str());
+ ShibTargetIsapiF stf(pfc, pn, map_i->second);
- // If the user is accessing the SHIRE acceptance point, pass it on.
- if (target_url.find(shire_url)!=string::npos)
- return SF_STATUS_REQ_NEXT_NOTIFICATION;
+ // "false" because we don't override the Shib settings
+ pair<bool,void*> res = stf.doCheckAuthN();
+ if (res.first) return (DWORD)res.second;
- // Get the url request and scan for the must-contain string.
- if (!site.m_mustContain.empty())
- {
- char* upcased=new char[target_url.length()+1];
- strcpy(upcased,target_url.c_str());
- _strupr(upcased);
- for (vector<string>::const_iterator index=site.m_mustContain.begin(); index!=site.m_mustContain.end(); index++)
- if (strstr(upcased,index->c_str()))
- break;
- delete[] upcased;
- if (index==site.m_mustContain.end())
- return SF_STATUS_REQ_NEXT_NOTIFICATION;
+ // "false" because we don't override the Shib settings
+ res = stf.doExportAssertions();
+ if (res.first) return (DWORD)res.second;
+
+ res = stf.doCheckAuthZ();
+ if (res.first) return (DWORD)res.second;
+
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
+ }
+ catch(bad_alloc) {
+ return WriteClientError(pfc,"Out of Memory");
+ }
+ catch(DWORD e) {
+ if (e==ERROR_NO_DATA)
+ return WriteClientError(pfc,"A required variable or header was empty.");
+ else
+ return WriteClientError(pfc,"Server detected unexpected IIS error.");
+ }
+#ifndef _DEBUG
+ catch(...) {
+ return WriteClientError(pfc,"Server caught an unknown exception.");
+ }
+#endif
+
+ return WriteClientError(pfc,"Server reached unreachable code, save my walrus!");
+}
+
+
+#if 0
+IRequestMapper::Settings map_request(
+ PHTTP_FILTER_CONTEXT pfc, PHTTP_FILTER_PREPROC_HEADERS pn, IRequestMapper* mapper, const site_t& site, string& target
+ )
+{
+ // URL path always come from IIS.
+ dynabuf url(256);
+ GetHeader(pn,pfc,"url",url,256,false);
+
+ // Port may come from IIS or from site def.
+ dynabuf port(11);
+ if (site.m_port.empty() || !g_bNormalizeRequest)
+ GetServerVariable(pfc,"SERVER_PORT",port,10);
+ else {
+ strncpy(port,site.m_port.c_str(),10);
+ static_cast<char*>(port)[10]=0;
+ }
+
+ // Scheme may come from site def or be derived from IIS.
+ const char* scheme=site.m_scheme.c_str();
+ if (!scheme || !*scheme || !g_bNormalizeRequest)
+ scheme=pfc->fIsSecurePort ? "https" : "http";
+
+ // Start with scheme and hostname.
+ if (g_bNormalizeRequest) {
+ target = string(scheme) + "://" + site.m_name;
+ }
+ else {
+ dynabuf name(64);
+ GetServerVariable(pfc,"SERVER_NAME",name,64);
+ target = string(scheme) + "://" + static_cast<char*>(name);
+ }
+
+ // If port is non-default, append it.
+ if ((!strcmp(scheme,"http") && port!="80") || (!strcmp(scheme,"https") && port!="443"))
+ target = target + ':' + static_cast<char*>(port);
+
+ // Append path.
+ if (!url.empty())
+ target+=static_cast<char*>(url);
+
+ return mapper->getSettingsFromParsedURL(scheme,site.m_name.c_str(),strtoul(port,NULL,10),url);
+}
+
+DWORD WriteClientError(PHTTP_FILTER_CONTEXT pfc, 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) {
+ static const char* ctype="Connection: close\r\nContent-Type: text/html\r\n\r\n";
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",(DWORD)ctype,0);
+ DWORD resplen=strlen(res);
+ pfc->WriteClient(pfc,(LPVOID)res,&resplen,0);
+ return SF_STATUS_REQ_FINISHED;
+ }
+ }
}
+ }
- // SSL content check.
- ShibINI& ini=g_Config->getINI();
- string tag;
- if (ini.get_tag(site.m_name,"contentSSLOnly",true,&tag) && ShibINI::boolean(tag) && !pfc->fIsSecurePort)
- {
- return WriteClientError(pfc,
- "This server is configured to deny non-SSL requests for secure resources. "
- "Try your request again using https instead of http.");
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Filter unable to open error template.");
+ return WriteClientError(pfc,"Unable to open error template, check settings.");
+}
+
+DWORD WriteRedirectPage(PHTTP_FILTER_CONTEXT pfc, const IApplication* app, const char* file, ShibMLP& mlp, const char* headers=NULL)
+{
+ ifstream infile(file);
+ if (!infile.fail()) {
+ const char* res = mlp.run(infile,app->getPropertySet("Errors"));
+ if (res) {
+ char buf[255];
+ sprintf(buf,"Content-Length: %u\r\nContent-Type: text/html\r\n\r\n",strlen(res));
+ if (headers) {
+ string h(headers);
+ h+=buf;
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",(DWORD)h.c_str(),0);
+ }
+ else
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"200 OK",(DWORD)buf,0);
+ DWORD resplen=strlen(res);
+ pfc->WriteClient(pfc,(LPVOID)res,&resplen,0);
+ return SF_STATUS_REQ_FINISHED;
}
+ }
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Extension unable to open redirect template.");
+ return WriteClientError(pfc,"Unable to open redirect template, check settings.");
+}
+extern "C" DWORD WINAPI HttpFilterProc(PHTTP_FILTER_CONTEXT pfc, DWORD notificationType, LPVOID pvNotification)
+{
+ // Is this a log notification?
+ if (notificationType==SF_NOTIFY_LOG)
+ {
+ if (pfc->pFilterContext)
+ ((PHTTP_FILTER_LOG)pvNotification)->pszClientUserName=static_cast<LPCSTR>(pfc->pFilterContext);
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
+ }
+
+ PHTTP_FILTER_PREPROC_HEADERS pn=(PHTTP_FILTER_PREPROC_HEADERS)pvNotification;
+ try
+ {
+ // Determine web site number. This can't really fail, I don't think.
+ dynabuf buf(128);
+ GetServerVariable(pfc,"INSTANCE_ID",buf,10);
+
+ // Match site instance to host name, skip if no match.
+ map<string,site_t>::const_iterator map_i=g_Sites.find(static_cast<char*>(buf));
+ if (map_i==g_Sites.end())
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
+
ostringstream threadid;
- threadid << "[" << getpid() << "] shire" << '\0';
+ threadid << "[" << getpid() << "] isapi_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(pfc,pn,mapper,map_i->second,targeturl);
+ pair<bool,const char*> application_id=settings.first->getString("applicationId");
+ const IApplication* application=conf->getApplication(application_id.second);
+ if (!application)
+ return WriteClientError(pfc,"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(pfc,"Unable to map request to proper shireURL setting, check configuration.");
- // Set SHIRE policies.
- SHIREConfig config;
- config.checkIPAddress = (ini.get_tag(site.m_name,"checkIPAddress",true,&tag) && ShibINI::boolean(tag));
- config.lifetime=config.timeout=0;
- tag.erase();
- if (ini.get_tag(site.m_name, "authLifetime", true, &tag))
- config.lifetime=strtoul(tag.c_str(),NULL,10);
- tag.erase();
- if (ini.get_tag(site.m_name, "authTimeout", true, &tag))
- config.timeout=strtoul(tag.c_str(),NULL,10);
-
- // Pull the config data we need to handle the various possible conditions.
- string shib_cookie;
- if (!ini.get_tag(site.m_name, "cookieName", true, &shib_cookie))
- return WriteClientError(pfc,"The cookieName configuration setting is missing, check configuration.");
-
- string wayfLocation;
- if (!ini.get_tag(site.m_name, "wayfURL", true, &wayfLocation))
- return WriteClientError(pfc,"The wayfURL configuration setting is missing, check configuration.");
-
- string shireError;
- if (!ini.get_tag(site.m_name, "shireError", true, &shireError))
- return WriteClientError(pfc,"The shireError configuration setting is missing, check configuration.");
+ // If the user is accessing the SHIRE acceptance point, pass it on.
+ if (targeturl.find(shireURL)!=string::npos)
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
- string accessError;
- if (!ini.get_tag(site.m_name, "accessError", true, &shireError))
- return WriteClientError(pfc,"The accessError configuration setting is missing, check configuration.");
-
- // Get an RPC handle and build the SHIRE object.
- RPCHandle* rpc_handle = (RPCHandle*)rpc_handle_key->getData();
- if (!rpc_handle)
- {
- rpc_handle = new RPCHandle(shib_target_sockname(), SHIBRPC_PROG, SHIBRPC_VERS_1);
- rpc_handle_key->setData(rpc_handle);
- }
- SHIRE shire(rpc_handle, config, shire_url);
+ // Now check the policy for this request.
+ pair<bool,bool> requireSession=settings.first->getBool("requireSession");
+ 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(pfc,"HTML-based redirection requires a redirectPage property.");
- // Check for authentication cookie.
+ // Check for session cookie.
const char* session_id=NULL;
GetHeader(pn,pfc,"Cookie:",buf,128,false);
- if (buf.empty() || !(session_id=strstr(buf,shib_cookie.c_str())) || *(session_id+shib_cookie.length())!='=')
- {
- // Redirect to WAYF.
- string wayf("Location: ");
- wayf+=wayfLocation + "?shire=" + url_encode(shire_url.c_str()) + "&target=" + url_encode(target_url.c_str()) + "\r\n";
- // Insert the headers.
- pfc->AddResponseHeaders(pfc,const_cast<char*>(wayf.c_str()),0);
- pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"302 Please Wait",0,0);
- return SF_STATUS_REQ_FINISHED;
+ Category::getInstance("isapi_shib.HttpFilterProc").debug("cookie header is {%s}",(const char*)buf);
+ if (!buf.empty() && (session_id=strstr(buf,shib_cookie.first))) {
+ session_id+=strlen(shib_cookie.first) + 1; /* Skip over the '=' */
+ char* cookieend=strchr(session_id,';');
+ if (cookieend)
+ *cookieend = '\0'; /* Ignore anyting after a ; */
+ }
+
+ if (!session_id || !*session_id) {
+ // If no session required, bail now.
+ if (!requireSession.second)
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
+
+ // No acceptable cookie, and we require a session. Generate an AuthnRequest.
+ const char* areq = shire.getAuthnRequest(targeturl.c_str());
+ if (!httpRedirects.first || httpRedirects.second) {
+ string hdrs=string("Location: ") + areq + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"302 Please Wait",(DWORD)hdrs.c_str(),0);
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ pfc->WriteClient(pfc,(LPVOID)redmsg,&resplen,0);
+ return SF_STATUS_REQ_FINISHED;
+ }
+ else {
+ ShibMLP markupProcessor;
+ markupProcessor.insert("requestURL",areq);
+ return WriteRedirectPage(pfc, application, redirectPage.second, markupProcessor);
+ }
}
- session_id+=shib_cookie.length() + 1; /* Skip over the '=' */
- char* cookieend=strchr(session_id,';');
- if (cookieend)
- *cookieend = '\0'; /* Ignore anyting after a ; */
-
// Make sure this session is still valid.
RPCError* status = NULL;
ShibMLP markupProcessor;
- bool has_tag = ini.get_tag(site.m_name, "supportContact", true, &tag);
- markupProcessor.insert("supportContact", has_tag ? tag : "");
- has_tag = ini.get_tag(site.m_name, "logoLocation", true, &tag);
- markupProcessor.insert("logoLocation", has_tag ? tag : "");
- markupProcessor.insert("requestURL", target_url);
+ markupProcessor.insert("requestURL", targeturl);
- GetServerVariable(pfc,"REMOTE_ADDR",buf,16);
+ dynabuf abuf(16);
+ GetServerVariable(pfc,"REMOTE_ADDR",abuf,16);
try {
- status = shire.sessionIsValid(session_id, buf, target_url.c_str());
+ status = shire.sessionIsValid(session_id, abuf);
}
catch (ShibTargetException &e) {
- markupProcessor.insert("errorType", "SHIRE Processing Error");
+ markupProcessor.insert("errorType", "Session Processing Error");
markupProcessor.insert("errorText", e.what());
markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(pfc, shireError.c_str(), markupProcessor);
+ return WriteClientError(pfc, application, "shire", markupProcessor);
}
+#ifndef _DEBUG
catch (...) {
- markupProcessor.insert("errorType", "SHIRE Processing Error");
+ markupProcessor.insert("errorType", "Session Processing Error");
markupProcessor.insert("errorText", "Unexpected Exception");
markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(pfc, shireError.c_str(), markupProcessor);
+ return WriteClientError(pfc, application, "shire", markupProcessor);
}
-
+#endif
+
// Check the status
if (status->isError()) {
- if (status->isRetryable()) {
- // Redirect to WAYF.
+ if (!requireSession.second)
+ return SF_STATUS_REQ_NEXT_NOTIFICATION;
+ else if (status->isRetryable()) {
+ // Oops, session is invalid. Generate AuthnRequest.
delete status;
- string wayf("Location: ");
- wayf+=wayfLocation + "?shire=" + url_encode(shire_url.c_str()) + "&target=" + url_encode(target_url.c_str()) + "\r\n";
- // Insert the headers.
- pfc->AddResponseHeaders(pfc,const_cast<char*>(wayf.c_str()),0);
- pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"302 Please Wait",0,0);
- return SF_STATUS_REQ_FINISHED;
+ const char* areq = shire.getAuthnRequest(targeturl.c_str());
+ if (!httpRedirects.first || httpRedirects.second) {
+ string hdrs=string("Location: ") + areq + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ pfc->ServerSupportFunction(pfc,SF_REQ_SEND_RESPONSE_HEADER,"302 Please Wait",(DWORD)hdrs.c_str(),0);
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ pfc->WriteClient(pfc,(LPVOID)redmsg,&resplen,0);
+ return SF_STATUS_REQ_FINISHED;
+ }
+ else {
+ markupProcessor.insert("requestURL",areq);
+ return WriteRedirectPage(pfc, application, redirectPage.second, markupProcessor);
+ }
}
else {
// return the error page to the user
markupProcessor.insert(*status);
delete status;
- return WriteClientError(pfc, shireError.c_str(), markupProcessor);
+ return WriteClientError(pfc, application, "shire", markupProcessor);
}
}
delete status;
// Move to RM phase.
- RMConfig rm_config;
- rm_config.checkIPAddress = config.checkIPAddress;
- RM rm(rpc_handle,rm_config);
-
- // Get the attributes.
+ RM rm(application);
vector<SAMLAssertion*> assertions;
SAMLAuthenticationStatement* sso_statement=NULL;
- status = rm.getAssertions(session_id, buf, target_url.c_str(), assertions, &sso_statement);
+
+ try {
+ status = rm.getAssertions(session_id, abuf, 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(pfc, 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(pfc, application, "rm", markupProcessor);
+ }
+ #endif
if (status->isError()) {
- string rmError;
- if (!ini.get_tag(site.m_name, "rmError", true, &shireError))
- return WriteClientError(pfc,"The rmError configuration setting is missing, check configuration.");
-
markupProcessor.insert(*status);
delete status;
- return WriteClientError(pfc, rmError.c_str(), markupProcessor);
+ return WriteClientError(pfc, application, "rm", markupProcessor);
}
delete status;
- // Only allow a single assertion...
- if (assertions.size() > 1) {
- for (int k = 0; k < assertions.size(); k++)
- delete assertions[k];
- delete sso_statement;
- return WriteClientError(pfc, accessError.c_str(), markupProcessor);
+ // 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(pfc, application, "access", markupProcessor);
+ }
}
// Get the AAP providers, which contain the attribute policy info.
- Iterator<IAAP*> provs=ShibConfig::getConfig().getAAPProviders();
+ Iterator<IAAP*> provs=application->getAAPProviders();
// Clear out the list of mapped attributes
- while (provs.hasNext())
- {
+ while (provs.hasNext()) {
IAAP* aap=provs.next();
aap->lock();
- try
- {
+ try {
Iterator<const IAttributeRule*> rules=aap->getAttributeRules();
- while (rules.hasNext())
- {
+ while (rules.hasNext()) {
const char* header=rules.next()->getHeader();
- if (header)
- pn->SetHeader(pfc,const_cast<char*>(header),"");
+ if (header) {
+ string hname=string(header) + ':';
+ pn->SetHeader(pfc,const_cast<char*>(hname.c_str()),"");
+ }
}
}
- catch(...)
- {
+ catch(...) {
aap->unlock();
for (int k = 0; k < assertions.size(); k++)
delete assertions[k];
delete sso_statement;
- throw;
+ markupProcessor.insert("errorType", "Attribute Processing Error");
+ markupProcessor.insert("errorText", "Unexpected Exception");
+ markupProcessor.insert("errorDesc", "An error occurred while processing your request.");
+ return WriteClientError(pfc, application, "rm", markupProcessor);
}
aap->unlock();
}
provs.reset();
- // Clear relevant headers.
+ // Maybe export the first assertion.
pn->SetHeader(pfc,"remote-user:","");
pn->SetHeader(pfc,"Shib-Attributes:","");
- pn->SetHeader(pfc,"Shib-Origin-Site:","");
- pn->SetHeader(pfc,"Shib-Authentication-Method:","");
-
- // Maybe export the assertion.
- if (ini.get_tag(site.m_name,"exportAssertion",true,&tag) && ShibINI::boolean(tag))
- {
+ pair<bool,bool> exp=settings.first->getBool("exportAssertion");
+ if (exp.first && exp.second && assertions.size()) {
string assertion;
RM::serialize(*(assertions[0]), assertion);
string::size_type lfeed;
pn->SetHeader(pfc,"Shib-Attributes:",const_cast<char*>(assertion.c_str()));
}
- if (sso_statement)
- {
- auto_ptr<char> os(XMLString::transcode(sso_statement->getSubject()->getNameQualifier()));
- auto_ptr<char> am(XMLString::transcode(sso_statement->getAuthMethod()));
- pn->SetHeader(pfc,"Shib-Origin-Site:", os.get());
- pn->SetHeader(pfc,"Shib-Authentication-Method:", am.get());
+ pn->SetHeader(pfc,"Shib-Origin-Site:","");
+ pn->SetHeader(pfc,"Shib-Authentication-Method:","");
+ pn->SetHeader(pfc,"Shib-NameIdentifier-Format:","");
+
+ // 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());
+ pn->SetHeader(pfc,"Shib-Origin-Site:", const_cast<char*>(os.get()));
+ pn->SetHeader(pfc,"Shib-Authentication-Method:", const_cast<char*>(am.get()));
+
+ // 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());
+ pn->SetHeader(pfc,"Shib-NameIdentifier-Format:",const_cast<char*>(form.get()));
+ if (!strcmp(wrapper->getHeader(),"REMOTE_USER")) {
+ char* principal=const_cast<char*>(nameid.get());
+ pn->SetHeader(pfc,"remote-user:",principal);
+ pfc->pFilterContext=pfc->AllocMem(pfc,strlen(principal)+1,0);
+ if (pfc->pFilterContext)
+ strcpy(static_cast<char*>(pfc->pFilterContext),principal);
+ }
+ else {
+ string hname=string(wrapper->getHeader()) + ':';
+ pn->SetHeader(pfc,const_cast<char*>(wrapper->getHeader()),const_cast<char*>(nameid.get()));
+ }
}
- // Export the attributes. Only supports a single statement.
- Iterator<SAMLAttribute*> j = assertions.size()==1 ? RM::getAttributes(*(assertions[0])) : EMPTY(SAMLAttribute*);
- while (j.hasNext())
- {
- SAMLAttribute* attr=j.next();
-
- // Are we supposed to export it?
- const char* hname=NULL;
- AAP wrapper(attr->getName(),attr->getNamespace());
- if (!wrapper.fail())
- hname=wrapper->getHeader();
- if (hname)
- {
- Iterator<string> vals=attr->getSingleByteValues();
- if (!strcmp(hname,"REMOTE_USER") && vals.hasNext())
- {
- char* principal=const_cast<char*>(vals.next().c_str());
- pn->SetHeader(pfc,"remote-user:",principal);
- pfc->pFilterContext=pfc->AllocMem(pfc,strlen(principal)+1,0);
- if (pfc->pFilterContext)
- strcpy(static_cast<char*>(pfc->pFilterContext),principal);
- }
- else
- {
- string header;
- for (int it = 0; 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;
+ pn->SetHeader(pfc,"Shib-Application-ID:","");
+ pn->SetHeader(pfc,"Shib-Application-ID:",const_cast<char*>(application_id.second));
+
+ // 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());
+ pn->SetHeader(pfc,"remote-user:",principal);
+ pfc->pFilterContext=pfc->AllocMem(pfc,strlen(principal)+1,0);
+ if (pfc->pFilterContext)
+ strcpy(static_cast<char*>(pfc->pFilterContext),principal);
}
- string hname2=string(hname) + ':';
- pn->SetHeader(pfc,const_cast<char*>(hname2.c_str()),const_cast<char*>(header.c_str()));
+ else {
+ int it=0;
+ string header;
+ string hname=string(wrapper->getHeader()) + ':';
+ GetHeader(pn,pfc,const_cast<char*>(hname.c_str()),buf,256,false);
+ if (!buf.empty()) {
+ header=buf;
+ 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;
+ }
+ pn->SetHeader(pfc,const_cast<char*>(hname.c_str()),const_cast<char*>(header.c_str()));
+ }
}
}
}
return SF_STATUS_REQ_NEXT_NOTIFICATION;
}
- catch(bad_alloc)
- {
+ catch(bad_alloc) {
return WriteClientError(pfc,"Out of Memory");
}
- catch(DWORD e)
- {
+ catch(DWORD e) {
if (e==ERROR_NO_DATA)
return WriteClientError(pfc,"A required variable or header was empty.");
else
return WriteClientError(pfc,"Server detected unexpected IIS error.");
}
- catch(...)
- {
+#ifndef _DEBUG
+ catch(...) {
return WriteClientError(pfc,"Server caught an unknown exception.");
}
+#endif
- return WriteClientError(pfc,"Server reached unreachable code!");
+ return WriteClientError(pfc,"Server reached unreachable code, save my walrus!");
}
+#endif // 0
-string get_target(LPEXTENSION_CONTROL_BLOCK lpECB, settings_t& site)
-{
- string s;
- dynabuf buf(256);
- GetServerVariable(lpECB,"HTTPS",buf);
- bool SSL=(buf=="on");
- if (SSL)
- s="https://";
- else
- s="http://";
-
- // We use the "normalizeRequest" tag to decide how to obtain the server's name.
- string tag;
- if (g_Config->getINI().get_tag(site.m_name,"normalizeRequest",true,&tag) && ShibINI::boolean(tag))
- {
- s+=site.m_name;
- }
- else
- {
- GetServerVariable(lpECB,"SERVER_NAME",buf);
- s+=buf;
- }
-
- GetServerVariable(lpECB,"SERVER_PORT",buf,10);
- if (buf!=(SSL ? "443" : "80"))
- s=s + ':' + static_cast<char*>(buf);
-
- GetServerVariable(lpECB,"URL",buf,255);
- s+=buf;
-
- return s;
-}
+/****************************************************************************/
+// ISAPI Extension
DWORD WriteClientError(LPEXTENSION_CONTROL_BLOCK lpECB, const char* msg)
{
LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, msg);
- lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,0);
+ static const char* ctype="Connection: close\r\nContent-Type: text/html\r\n\r\n";
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,(LPDWORD)ctype);
static const char* xmsg="<HTML><HEAD><TITLE>Shibboleth Error</TITLE></HEAD><BODY><H1>Shibboleth Error</H1>";
DWORD resplen=strlen(xmsg);
lpECB->WriteClient(lpECB->ConnID,(LPVOID)xmsg,&resplen,HSE_IO_SYNC);
return HSE_STATUS_SUCCESS;
}
-DWORD WriteClientError(LPEXTENSION_CONTROL_BLOCK lpECB, const char* filename, ShibMLP& mlp)
-{
- ifstream infile(filename);
- if (!infile)
- return WriteClientError(lpECB,"Unable to open error template, check settings.");
-
- string res = mlp.run(infile);
- lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,0);
- DWORD resplen=res.length();
- lpECB->WriteClient(lpECB->ConnID,(LPVOID)res.c_str(),&resplen,0);
- return HSE_STATUS_SUCCESS;
-}
-extern "C" DWORD WINAPI HttpExtensionProc(LPEXTENSION_CONTROL_BLOCK lpECB)
+class ShibTargetIsapiE : public ShibTarget
{
- ostringstream threadid;
- threadid << "[" << getpid() << "] shire" << '\0';
- saml::NDC ndc(threadid.str().c_str());
+public:
+ ShibTargetIsapiE(LPEXTENSION_CONTROL_BLOCK lpECB, const site_t& site) :
+ m_cookie(NULL)
+ {
+ dynabuf ssl(5);
+ GetServerVariable(lpECB,"HTTPS",ssl,5);
+ bool SSL=(ssl=="on" || ssl=="ON");
+
+ // URL path always come from IIS.
+ dynabuf url(256);
+ GetServerVariable(lpECB,"URL",url,255);
+
+ // Port may come from IIS or from site def.
+ dynabuf port(11);
+ if (site.m_port.empty() || !g_bNormalizeRequest)
+ GetServerVariable(lpECB,"SERVER_PORT",port,10);
+ else {
+ strncpy(port,site.m_port.c_str(),10);
+ static_cast<char*>(port)[10]=0;
+ }
- ShibINI& ini = g_Config->getINI();
- string shireError;
- ShibMLP markupProcessor;
+ // Scheme may come from site def or be derived from IIS.
+ const char* scheme=site.m_scheme.c_str();
+ if (!scheme || !*scheme || !g_bNormalizeRequest) {
+ scheme = SSL ? "https" : "http";
+ }
+
+ // Get the remote address
+ dynabuf remote_addr(16);
+ GetServerVariable(lpECB, "REMOTE_ADDR", remote_addr, 16);
+
+ init(g_Config, string(scheme), site.m_name, atoi(port),
+ string(url), string(lpECB->lpszContentType ? lpECB->lpszContentType : ""),
+ string(remote_addr), string(lpECB->lpszMethod)
+ );
+
+ m_lpECB = lpECB;
+ }
+ ~ShibTargetIsapiE() { }
+
+ virtual void log(ShibLogLevel level, const string &msg) {
+ LogEvent(NULL, (level == LogLevelDebug ? EVENTLOG_INFORMATION_TYPE :
+ (level == LogLevelInfo ? EVENTLOG_INFORMATION_TYPE :
+ (level == LogLevelWarn ? EVENTLOG_WARNING_TYPE : EVENTLOG_ERROR_TYPE))),
+ 2100, NULL, msg.c_str());
+ }
+ virtual void setCookie(const string &name, const string &value) {
+ // Set the cookie for later. Use it during the redirect.
+ m_cookie += "Set-Cookie: " + name + "=" + value + "\r\n";
+ }
+ virtual string getArgs(void) {
+ return string(m_lpECB->lpszQueryString ? m_lpECB->lpszQueryString : "");
+ }
+ virtual string getPostData(void) {
+ if (m_lpECB->cbTotalBytes > 1024*1024) // 1MB?
+ throw ShibTargetException(SHIBRPC_OK,
+ "blocked too-large a post to SHIRE POST processor");
+ else if (m_lpECB->cbTotalBytes != m_lpECB->cbAvailable) {
+ string cgistr;
+ char buf[8192];
+ DWORD datalen=m_lpECB->cbTotalBytes;
+ while (datalen) {
+ DWORD buflen=8192;
+ BOOL ret = m_lpECB->ReadClient(m_lpECB->ConnID, buf, &buflen);
+ if (!ret || !buflen)
+ throw ShibTargetException(SHIBRPC_OK,
+ "error reading POST data from browser");
+ cgistr.append(buf, buflen);
+ datalen-=buflen;
+ }
+ return cgistr;
+ }
+ else
+ return string(reinterpret_cast<char*>(m_lpECB->lpbData),m_lpECB->cbAvailable);
+ }
+ virtual void* sendPage(const string &msg, const string content_type,
+ const Iterator<header_t>& headers=EMPTY(header_t), int code=200) {
+ string hdr = string ("Connection: close\r\nContent-type: ") + content_type + "\r\n";
+ for (int k = 0; k < headers.size(); k++) {
+ hdr += headers[k].first + ": " + headers[k].second + "\r\n";
+ }
+ hdr += "\r\n";
+ // XXX Need to handle "code"
+ m_lpECB->ServerSupportFunction(m_lpECB->ConnID, HSE_REQ_SEND_RESPONSE_HEADER,
+ "200 OK", 0, (LPDWORD)hdr.c_str());
+ DWORD resplen = msg.size();
+ m_lpECB->WriteClient(m_lpECB->ConnID, (LPVOID)msg.c_str(), &resplen, HSE_IO_SYNC);
+ return (void*)HSE_STATUS_SUCCESS;
+ }
+ virtual void* sendRedirect(const string url) {
+ // XXX: Don't support the httpRedirect option, yet.
+ string hdrs = m_cookie + "Location: " + url + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ m_lpECB->ServerSupportFunction(m_lpECB->ConnID, HSE_REQ_SEND_RESPONSE_HEADER,
+ "302 Moved", 0, (LPDWORD)hdrs.c_str());
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ m_lpECB->WriteClient(m_lpECB->ConnID, (LPVOID)redmsg, &resplen, HSE_IO_SYNC);
+ return (void*)HSE_STATUS_SUCCESS;
+ }
+ // Decline happens in the POST processor if this isn't the shire url
+ // Note that it can also happen with HTAccess, but we don't suppor that, yet.
+ virtual void* returnDecline(void) {
+ return (void*)
+ WriteClientError(m_lpECB, "UISAPA extension can only be unvoked to process incoming sessions."
+ "Make sure the mapped file extension doesn't match actual content.");
+ }
+ virtual void* returnOK(void) { return (void*) HSE_STATUS_SUCCESS; }
+
+ // Not used in the extension.
+ virtual string getCookies(void) { throw runtime_error("getCookies not implemented"); }
+ virtual void clearHeader(const string &name) { throw runtime_error("clearHeader not implemented"); }
+ virtual void setHeader(const string &name, const string &value) { throw runtime_error("setHeader not implemented"); }
+ virtual string getHeader(const string &name) { throw runtime_error("getHeader not implemented"); }
+ virtual void setRemoteUser(const string &user) { throw runtime_error("setRemoteUser not implemented"); }
+ virtual string getRemoteUser(void) { throw runtime_error("getRemoteUser not implemented"); }
+
+ LPEXTENSION_CONTROL_BLOCK m_lpECB;
+ string m_cookie;
+};
+extern "C" DWORD WINAPI HttpExtensionProc(LPEXTENSION_CONTROL_BLOCK lpECB)
+{
+ string targeturl;
+ const IApplication* application=NULL;
try
{
+ ostringstream threadid;
+ threadid << "[" << getpid() << "] shire_handler" << '\0';
+ saml::NDC ndc(threadid.str().c_str());
+
// Determine web site number. This can't really fail, I don't think.
dynabuf buf(128);
- ULONG site_id=0;
GetServerVariable(lpECB,"INSTANCE_ID",buf,10);
- if ((site_id=strtoul(buf,NULL,10))==0)
- return WriteClientError(lpECB,"IIS site instance appears to be invalid.");
- // Match site instance to site settings.
- if (site_id>g_Sites.size() || g_Sites[site_id-1].m_name.length()==0)
- return WriteClientError(lpECB,"Shibboleth filter not configured for this web site.");
- settings_t& site=g_Sites[site_id-1];
-
- if (!ini.get_tag(site.m_name, "shireError", true, &shireError))
- return WriteClientError(lpECB,"The shireError configuration setting is missing, check configuration.");
-
- string target_url=get_target(lpECB,site);
- string shire_url = get_shire_location(site,target_url.c_str());
-
- // Set SHIRE policies.
- SHIREConfig config;
- string tag;
- config.checkIPAddress = (ini.get_tag(site.m_name,"checkIPAddress",true,&tag) && ShibINI::boolean(tag));
- config.lifetime=config.timeout=0;
- tag.erase();
- if (ini.get_tag(site.m_name, "authLifetime", true, &tag))
- config.lifetime=strtoul(tag.c_str(),NULL,10);
- tag.erase();
- if (ini.get_tag(site.m_name, "authTimeout", true, &tag))
- config.timeout=strtoul(tag.c_str(),NULL,10);
-
- // Pull the config data we need to handle the various possible conditions.
- string shib_cookie;
- if (!ini.get_tag(site.m_name, "cookieName", true, &shib_cookie))
- return WriteClientError(lpECB,"The cookieName configuration setting is missing, check configuration.");
+ // Match site instance to host name, skip if no match.
+ map<string,site_t>::const_iterator map_i=g_Sites.find(static_cast<char*>(buf));
+ if (map_i==g_Sites.end())
+ return WriteClientError(lpECB, "Shibboleth Extension not configured for this web site.");
+
+ ShibTargetIsapiE ste(lpECB, map_i->second);
+ pair<bool,void*> res = ste.doHandleProfile();
+ if (res.first) return (DWORD)res.second;
+
+ return WriteClientError(lpECB, "Shibboleth Extension failed to process POST");
+
+ } catch (...) {
+ return WriteClientError(lpECB,
+ "Shibboleth Extension caught an unknown error. "
+ "Memory Failure?");
+ }
+
+ // If we get here we've got an error.
+ return HSE_STATUS_ERROR;
+}
+
+#if 0
+IRequestMapper::Settings map_request(
+ LPEXTENSION_CONTROL_BLOCK lpECB, IRequestMapper* mapper, const site_t& site, string& target
+ )
+{
+ dynabuf ssl(5);
+ GetServerVariable(lpECB,"HTTPS",ssl,5);
+ bool SSL=(ssl=="on" || ssl=="ON");
+
+ // URL path always come from IIS.
+ dynabuf url(256);
+ GetServerVariable(lpECB,"URL",url,255);
+
+ // Port may come from IIS or from site def.
+ dynabuf port(11);
+ if (site.m_port.empty() || !g_bNormalizeRequest)
+ GetServerVariable(lpECB,"SERVER_PORT",port,10);
+ else {
+ strncpy(port,site.m_port.c_str(),10);
+ static_cast<char*>(port)[10]=0;
+ }
+
+ // Scheme may come from site def or be derived from IIS.
+ const char* scheme=site.m_scheme.c_str();
+ if (!scheme || !*scheme || !g_bNormalizeRequest) {
+ scheme = SSL ? "https" : "http";
+ }
+
+ // Start with scheme and hostname.
+ if (g_bNormalizeRequest) {
+ target = string(scheme) + "://" + site.m_name;
+ }
+ else {
+ dynabuf name(64);
+ GetServerVariable(lpECB,"SERVER_NAME",name,64);
+ target = string(scheme) + "://" + static_cast<char*>(name);
+ }
- string wayfLocation;
- if (!ini.get_tag(site.m_name, "wayfURL", true, &wayfLocation))
- return WriteClientError(lpECB,"The wayfURL configuration setting is missing, check configuration.");
+ // If port is non-default, append it.
+ if ((!strcmp(scheme,"http") && port!="80") || (!strcmp(scheme,"https") && port!="443"))
+ target = target + ':' + static_cast<char*>(port);
+
+ // Append path.
+ if (!url.empty())
+ target+=static_cast<char*>(url);
- bool has_tag = ini.get_tag(site.m_name, "supportContact", true, &tag);
- markupProcessor.insert("supportContact", has_tag ? tag : "");
- has_tag = ini.get_tag(site.m_name, "logoLocation", true, &tag);
- markupProcessor.insert("logoLocation", has_tag ? tag : "");
- markupProcessor.insert("requestURL", target_url.c_str());
-
- // Get an RPC handle and build the SHIRE object.
- RPCHandle* rpc_handle = (RPCHandle*)rpc_handle_key->getData();
- if (!rpc_handle)
- {
- rpc_handle = new RPCHandle(shib_target_sockname(), SHIBRPC_PROG, SHIBRPC_VERS_1);
- rpc_handle_key->setData(rpc_handle);
+ return mapper->getSettingsFromParsedURL(scheme,site.m_name.c_str(),strtoul(port,NULL,10),url);
+}
+
+DWORD WriteClientError(LPEXTENSION_CONTROL_BLOCK lpECB, 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) {
+ static const char* ctype="Connection: close\r\nContent-Type: text/html\r\n\r\n";
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,(LPDWORD)ctype);
+ DWORD resplen=strlen(res);
+ lpECB->WriteClient(lpECB->ConnID,(LPVOID)res,&resplen,0);
+ return HSE_STATUS_SUCCESS;
+ }
+ }
}
- SHIRE shire(rpc_handle, config, shire_url.c_str());
+ }
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Extension unable to open error template.");
+ return WriteClientError(lpECB,"Unable to open error template, check settings.");
+}
- // Process SHIRE POST
- if (ini.get_tag(site.m_name, "shireSSLOnly", true, &tag) && ShibINI::boolean(tag))
- {
- // Make sure this is SSL, if it should be.
+DWORD WriteRedirectPage(LPEXTENSION_CONTROL_BLOCK lpECB, const IApplication* app, const char* file, ShibMLP& mlp, const char* headers=NULL)
+{
+ ifstream infile(file);
+ if (!infile.fail()) {
+ const char* res = mlp.run(infile,app->getPropertySet("Errors"));
+ if (res) {
+ char buf[255];
+ sprintf(buf,"Content-Length: %u\r\nContent-Type: text/html\r\n\r\n",strlen(res));
+ if (headers) {
+ string h(headers);
+ h+=buf;
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,(LPDWORD)h.c_str());
+ }
+ else
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"200 OK",0,(LPDWORD)buf);
+ DWORD resplen=strlen(res);
+ lpECB->WriteClient(lpECB->ConnID,(LPVOID)res,&resplen,0);
+ return HSE_STATUS_SUCCESS;
+ }
+ }
+ LogEvent(NULL, EVENTLOG_ERROR_TYPE, 2100, NULL, "Extension unable to open redirect template.");
+ return WriteClientError(lpECB,"Unable to open redirect template, check settings.");
+}
+
+extern "C" DWORD WINAPI HttpExtensionProc(LPEXTENSION_CONTROL_BLOCK lpECB)
+{
+ string targeturl;
+ const IApplication* application=NULL;
+ try
+ {
+ ostringstream threadid;
+ threadid << "[" << getpid() << "] shire_handler" << '\0';
+ saml::NDC ndc(threadid.str().c_str());
+
+ // Determine web site number. This can't really fail, I don't think.
+ dynabuf buf(128);
+ GetServerVariable(lpECB,"INSTANCE_ID",buf,10);
+
+ // Match site instance to host name, skip if no match.
+ map<string,site_t>::const_iterator map_i=g_Sites.find(static_cast<char*>(buf));
+ if (map_i==g_Sites.end())
+ return WriteClientError(lpECB,"Shibboleth filter not configured for this web site.");
+
+ // 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(lpECB,mapper,map_i->second,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(lpECB,"Unable to map request to application session settings, check configuration.");
+
+ SHIRE shire(application);
+
+ const char* shireURL=shire.getShireURL(targeturl.c_str());
+ if (!shireURL)
+ return WriteClientError(lpECB,"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(lpECB,"ISAPI extension can only be invoked to process incoming sessions."
+ "Make sure the mapped file extension 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) {
GetServerVariable(lpECB,"HTTPS",buf,10);
if (buf!="on")
throw ShibTargetException(SHIBRPC_OK,"blocked non-SSL access to SHIRE POST processor");
}
- // Make sure this is a POST
- if (stricmp(lpECB->lpszMethod,"POST"))
+ pair<bool,bool> httpRedirects=sessionProps->getBool("httpRedirects");
+ pair<bool,const char*> redirectPage=sessionProps->getString("redirectPage");
+ if (httpRedirects.first && !httpRedirects.second && !redirectPage.first)
+ return WriteClientError(lpECB,"HTML-based redirection requires a redirectPage property.");
+
+ // Check for Mac web browser
+ /*
+ bool bSafari=false;
+ dynabuf agent(64);
+ GetServerVariable(lpECB,"HTTP_USER_AGENT",agent,64);
+ if (strstr(agent,"AppleWebKit/"))
+ bSafari=true;
+ */
+
+ // If this is a GET, we manufacture an AuthnRequest.
+ if (!stricmp(lpECB->lpszMethod,"GET")) {
+ const char* areq=lpECB->lpszQueryString ? shire.getLazyAuthnRequest(lpECB->lpszQueryString) : NULL;
+ if (!areq)
+ throw ShibTargetException(SHIBRPC_OK, "malformed arguments to request a new session");
+ if (!httpRedirects.first || httpRedirects.second) {
+ string hdrs=string("Location: ") + areq + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"302 Moved",0,(LPDWORD)hdrs.c_str());
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ lpECB->WriteClient(lpECB->ConnID,(LPVOID)redmsg,&resplen,HSE_IO_SYNC);
+ return HSE_STATUS_SUCCESS;
+ }
+ else {
+ ShibMLP markupProcessor;
+ markupProcessor.insert("requestURL",areq);
+ return WriteRedirectPage(lpECB, application, redirectPage.second, markupProcessor);
+ }
+ }
+ else if (stricmp(lpECB->lpszMethod,"POST"))
throw ShibTargetException(SHIBRPC_OK,"blocked non-POST to SHIRE POST processor");
// Sure sure this POST is an appropriate content type
if (!lpECB->lpszContentType || stricmp(lpECB->lpszContentType,"application/x-www-form-urlencoded"))
throw ShibTargetException(SHIBRPC_OK,"blocked bad content-type to SHIRE POST processor");
- // Make sure the "bytes sent" is a reasonable number and that we have all of it.
+ // Read the data.
+ pair<const char*,const char*> elements=pair<const char*,const char*>(NULL,NULL);
if (lpECB->cbTotalBytes > 1024*1024) // 1MB?
- throw ShibTargetException (SHIBRPC_OK,"blocked too-large a post to SHIRE POST processor");
- else if (lpECB->cbTotalBytes>lpECB->cbAvailable)
- throw ShibTargetException (SHIBRPC_OK,"blocked incomplete post to SHIRE POST processor");
-
- // Parse the incoming data.
- HQUERY params=ParseQuery(lpECB);
- if (!params)
- throw ShibTargetException (SHIBRPC_OK,"unable to parse form data");
-
- // Make sure the TARGET parameter exists
- const char* target = QueryValue(params,"TARGET");
- if (!target || *target == '\0')
- throw ShibTargetException(SHIBRPC_OK,"SHIRE POST failed to find TARGET parameter");
+ throw ShibTargetException(SHIBRPC_OK,"blocked too-large a post to SHIRE POST processor");
+ else if (lpECB->cbTotalBytes!=lpECB->cbAvailable) {
+ string cgistr;
+ char buf[8192];
+ DWORD datalen=lpECB->cbTotalBytes;
+ while (datalen) {
+ DWORD buflen=8192;
+ BOOL ret=lpECB->ReadClient(lpECB->ConnID,buf,&buflen);
+ if (!ret || !buflen)
+ throw ShibTargetException(SHIBRPC_OK,"error reading POST data from browser");
+ cgistr.append(buf,buflen);
+ datalen-=buflen;
+ }
+ elements=shire.getFormSubmission(cgistr.c_str(),cgistr.length());
+ }
+ else
+ elements=shire.getFormSubmission(reinterpret_cast<char*>(lpECB->lpbData),lpECB->cbAvailable);
- // Make sure the SAMLResponse parameter exists
- const char* post = QueryValue(params,"SAMLResponse");
- if (!post || *post == '\0')
- throw ShibTargetException (SHIBRPC_OK,"SHIRE POST failed to find SAMLResponse parameter");
-
+ // Make sure the SAML Response parameter exists
+ if (!elements.first || !*elements.first)
+ throw ShibTargetException(SHIBRPC_OK, "SHIRE POST failed to find SAMLResponse form element");
+
+ // Make sure the target parameter exists
+ if (!elements.second || !*elements.second)
+ throw ShibTargetException(SHIBRPC_OK, "SHIRE POST failed to find TARGET form element");
+
GetServerVariable(lpECB,"REMOTE_ADDR",buf,16);
// Process the post.
string cookie;
- RPCError* status = shire.sessionCreate(post,buf,cookie);
-
+ RPCError* status=NULL;
+ ShibMLP markupProcessor;
+ markupProcessor.insert("requestURL", targeturl.c_str());
+ try {
+ status = shire.sessionCreate(elements.first,buf,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(lpECB, 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(lpECB, application, "shire", markupProcessor);
+ }
+#endif
+
if (status->isError()) {
if (status->isRetryable()) {
delete status;
- string wayf=wayfLocation + "?shire=" + url_encode(shire_url.c_str()) + "&target=" + url_encode(target);
- DWORD len=wayf.length();
- if (lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_URL_REDIRECT_RESP,(LPVOID)wayf.c_str(),&len,0))
+ const char* loc=shire.getAuthnRequest(elements.second);
+ if (!httpRedirects.first || httpRedirects.second) {
+ string hdrs=string("Location: ") + loc + "\r\n"
+ "Content-Type: text/html\r\n"
+ "Content-Length: 40\r\n"
+ "Expires: 01-Jan-1997 12:00:00 GMT\r\n"
+ "Cache-Control: private,no-store,no-cache\r\n\r\n";
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"302 Moved",0,(LPDWORD)hdrs.c_str());
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ lpECB->WriteClient(lpECB->ConnID,(LPVOID)redmsg,&resplen,HSE_IO_SYNC);
return HSE_STATUS_SUCCESS;
- return HSE_STATUS_ERROR;
+ }
+ else {
+ markupProcessor.insert("requestURL",loc);
+ return WriteRedirectPage(lpECB, application, redirectPage.second, markupProcessor);
+ }
}
// Return this error to the user.
markupProcessor.insert(*status);
delete status;
- return WriteClientError(lpECB,shireError.c_str(),markupProcessor);
+ return WriteClientError(lpECB,application,"shire",markupProcessor);
}
delete status;
// We've got a good session, set the cookie and redirect to target.
- shib_cookie = "Set-Cookie: " + shib_cookie + '=' + cookie + "; path=/\r\n"
- "Location: " + target + "\r\n"
+ cookie = string("Set-Cookie: ") + shib_cookie.first + '=' + cookie + shib_cookie.second + "\r\n"
"Expires: 01-Jan-1997 12:00:00 GMT\r\n"
- "Cache-Control: private,no-store,no-cache\r\n"
- "Connection: close\r\n";
- HSE_SEND_HEADER_EX_INFO hinfo;
- hinfo.pszStatus="302 Moved";
- hinfo.pszHeader=shib_cookie.c_str();
- hinfo.cchStatus=9;
- hinfo.cchHeader=shib_cookie.length();
- hinfo.fKeepConn=FALSE;
- if (lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER_EX,&hinfo,0,0))
+ "Cache-Control: private,no-store,no-cache\r\n";
+ if (!httpRedirects.first || httpRedirects.second) {
+ cookie=cookie + "Content-Type: text/html\r\nLocation: " + elements.second + "\r\nContent-Length: 40\r\n\r\n";
+ lpECB->ServerSupportFunction(lpECB->ConnID,HSE_REQ_SEND_RESPONSE_HEADER,"302 Moved",0,(LPDWORD)cookie.c_str());
+ static const char* redmsg="<HTML><BODY>Redirecting...</BODY></HTML>";
+ DWORD resplen=40;
+ lpECB->WriteClient(lpECB->ConnID,(LPVOID)redmsg,&resplen,HSE_IO_SYNC);
return HSE_STATUS_SUCCESS;
+ }
+ else {
+ markupProcessor.insert("requestURL",elements.second);
+ return WriteRedirectPage(lpECB, application, redirectPage.second, markupProcessor, cookie.c_str());
+ }
}
catch (ShibTargetException &e) {
- markupProcessor.insert ("errorType", "SHIRE Processing Error");
- markupProcessor.insert ("errorText", e.what());
- markupProcessor.insert ("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(lpECB,shireError.c_str(),markupProcessor);
+ 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(lpECB,application,"shire",markupProcessor);
+ }
}
+#ifndef _DEBUG
catch (...) {
- markupProcessor.insert ("errorType", "SHIRE Processing Error");
- markupProcessor.insert ("errorText", "Unexpected Exception");
- markupProcessor.insert ("errorDesc", "An error occurred while processing your request.");
- return WriteClientError(lpECB,shireError.c_str(),markupProcessor);
+ 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(lpECB,application,"shire",markupProcessor);
+ }
}
-
+#endif
+
return HSE_STATUS_ERROR;
}
-
+#endif // 0