1 files changed, 538 insertions, 0 deletions

diff --git a/test/RP.cc b/test/RP.cc
new file mode 100644
index 0000000..f2f8851
--- a/dev/null
+++ b/test/RP.cc
@@ -0,0 +1,538 @@
+#include <uuid/uuid.h>
+#include <iostream>
+#include <cassert>
+#include <stdexcept>
+#include <string>
+#include <set>
+#include <iterator>
+using namespace std;
+#include <kingate/exception.h>
+#include <kingate/plaincgi.h>
+#include <kingate/cgi_gateway.h>
+#include <opkele/exception.h>
+#include <opkele/types.h>
+#include <opkele/util.h>
+#include <opkele/uris.h>
+#include <opkele/discovery.h>
+#include <opkele/association.h>
+#include <opkele/sreg.h>
+using namespace opkele;
+#include <opkele/prequeue_rp.h>
+#include <opkele/debug.h>
+
+#include "sqlite.h"
+
+#undef DUMB_RP
+
+#ifdef DUMB_RP
+# define DUMBTHROW throw opkele::dumb_RP(OPKELE_CP_ "This RP is dumb")
+#else
+# define DUMBTHROW (void)0
+#endif
+
+template<typename IT>
+class join_iterator : public iterator<
+                      input_iterator_tag,typename IT::value_type,
+                      void,typename IT::pointer,typename IT::reference> {
+    public:
+        typedef pair<IT,IT> range_t;
+        typedef list<range_t> ranges_t;
+        ranges_t ranges;
+
+        join_iterator() { }
+
+        bool cleanup() {
+            bool rv = false;
+            while(!(ranges.empty() || ranges.front().first!=ranges.front().second)) {
+                ranges.pop_front(); rv = true;
+            }
+            return rv;
+        }
+
+        join_iterator<IT>& add_range(const IT& b,const IT& e) {
+            ranges.push_back(typename ranges_t::value_type(b,e));
+            cleanup();
+            return *this;
+        }
+
+        bool operator==(const join_iterator<IT>& x) const {
+            return ranges==x.ranges; }
+        bool operator!=(const join_iterator<IT>& x) const {
+            return ranges!=x.ranges; }
+
+        typename IT::reference operator*() const {
+            assert(!ranges.empty());
+            assert(ranges.front().first!=ranges.front().second);
+            return *ranges.front().first; }
+        typename IT::pointer operator->() const {
+            assert(!ranges.empty());
+            assert(ranges.front().first!=ranges.front().second);
+            return ranges.front().first.operator->(); }
+
+        join_iterator<IT>& operator++() {
+            cleanup();
+            if(ranges.empty()) return *this;
+            do {
+                ++ranges.front().first;
+            }while(cleanup() && !ranges.empty());
+            return *this;
+        }
+        join_iterator<IT> operator++(int) {
+            join_iterator<IT> rv(*this);
+            ++(*this); return rv; }
+};
+
+template<typename IT>
+class cut_prefix_filterator : public opkele::util::basic_filterator<IT> {
+    public:
+        string pfx;
+        mutable string tmp;
+
+        cut_prefix_filterator() { }
+        cut_prefix_filterator(const IT& bi,const IT&ei,const string& pfx)
+            : opkele::util::basic_filterator<IT>(bi,ei), pfx(pfx) {
+                this->prepare();
+            }
+
+        bool is_interesting() const {
+            return pfx.length()==0 || !strncmp(this->it->c_str(),pfx.c_str(),pfx.length());
+        }
+
+        typename IT::reference operator*() const {
+            assert(!this->empty);
+            tmp = *this->it; tmp.erase(0,pfx.length());
+            return tmp; }
+        typename IT::pointer operator->() const {
+            assert(!this->empty);
+            return &this->operator*(); }
+};
+
+class kingate_openid_message_t : public opkele::basic_openid_message {
+            typedef join_iterator<kingate::cgi_gateway::params_t::const_iterator> jitterator;
+        typedef opkele::util::map_keys_iterator<
+            jitterator,
+            fields_iterator::value_type,
+            fields_iterator::reference,
+            fields_iterator::pointer> keys_iterator;
+        typedef cut_prefix_filterator<keys_iterator> pfilterator;
+    public:
+        const kingate::cgi_gateway& gw;
+
+        kingate_openid_message_t(const kingate::cgi_gateway& g) : gw(g) { }
+
+        bool has_field(const string& n) const {
+            return gw.has_param("openid."+n); }
+        const string& get_field(const string& n) const {
+            return gw.get_param("openid."+n); }
+
+        fields_iterator fields_begin() const {
+            return
+                pfilterator( keys_iterator(
+                            jitterator()
+                            .add_range( gw.get.begin(), gw.get.end() )
+                            .add_range( gw.post.begin(), gw.post.end() ),
+                            jitterator()
+                            ), keys_iterator(), "openid." );
+        }
+        fields_iterator fields_end() const {
+            return pfilterator();
+        }
+};
+
+class rpdb_t : public sqlite3_t {
+    public:
+        rpdb_t()
+            : sqlite3_t("/tmp/RP.db") {
+                assert(_D);
+                char **resp; int nrow,ncol; char *errm;
+                if(sqlite3_get_table(
+                        _D,"SELECT a_op FROM assoc LIMIT 0",
+                        &resp,&nrow,&ncol,&errm)!=SQLITE_OK) {
+                    extern const char *__RP_db_bootstrap;
+                    DOUT_("Bootstrapping DB");
+                    if(sqlite3_exec(_D,__RP_db_bootstrap,NULL,NULL,&errm)!=SQLITE_OK)
+                        throw opkele::exception(OPKELE_CP_ string("Failed to bootstrap SQLite database: ")+errm);
+                }else
+                    sqlite3_free_table(resp);
+
+            }
+};
+
+class example_rp_t : public opkele::prequeue_RP {
+    public:
+        mutable rpdb_t db;
+        kingate::cookie htc;
+        long as_id;
+        int ordinal;
+        kingate::cgi_gateway& gw;
+
+        example_rp_t(kingate::cgi_gateway& gw)
+        : ordinal(0), have_eqtop(false), gw(gw), as_id(-1) {
+            try {
+                htc = gw.cookies.get_cookie("ht_session");
+                as_id = opkele::util::string_to_long(gw.get_param("asid"));
+            }catch(kingate::exception_notfound& kenf) {
+                uuid_t uuid; uuid_generate(uuid);
+                htc = kingate::cookie("ht_session",util::encode_base64(uuid,sizeof(uuid)));
+                sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                        "INSERT INTO ht_sessions (hts_id) VALUES (%Q)",
+                        htc.get_value().c_str());
+                db.exec(S);
+            }
+        }
+
+        /* Global persistent store */
+
+        opkele::assoc_t store_assoc(
+                const string& OP,const string& handle,
+                const string& type,const secret_t& secret,
+                int expires_in) {
+            DUMBTHROW;
+            DOUT_("Storing '" << handle << "' assoc with '" << OP << "'");
+            time_t exp = time(0)+expires_in;
+            sqlite3_mem_t<char*>
+                S = sqlite3_mprintf(
+                        "INSERT INTO assoc"
+                        " (a_op,a_handle,a_type,a_ctime,a_etime,a_secret)"
+                        " VALUES ("
+                        "  %Q,%Q,%Q,"
+                        "  datetime('now'), datetime('now','+%d seconds'),"
+                        "  %Q"
+                        " );", OP.c_str(), handle.c_str(), type.c_str(),
+                        expires_in,
+                        util::encode_base64(&(secret.front()),secret.size()).c_str() );
+            db.exec(S);
+            return opkele::assoc_t(new opkele::association(
+                        OP, handle, type, secret, exp, false ));
+        }
+
+        opkele::assoc_t find_assoc(
+                const string& OP) {
+            DUMBTHROW;
+            DOUT_("Looking for an assoc with '" << OP << '\'');
+            sqlite3_mem_t<char*>
+                S = sqlite3_mprintf(
+                        "SELECT"
+                        "  a_op,a_handle,a_type,a_secret,"
+                        "  strftime('%%s',a_etime) AS a_etime"
+                        " FROM assoc"
+                        " WHERE a_op=%Q AND a_itime IS NULL AND NOT a_stateless"
+                        "  AND ( a_etime > datetime('now','-30 seconds') )"
+                        " LIMIT 1",
+                        OP.c_str());
+            sqlite3_table_t T;
+            int nr,nc;
+            db.get_table(S,T,&nr,&nc);
+            if(nr<1)
+                throw opkele::failed_lookup(OPKELE_CP_ "Couldn't find unexpired handle");
+            assert(nr==1);
+            assert(nc==5);
+            secret_t secret;
+            util::decode_base64(T.get(1,3,nc),secret);
+            DOUT_(" found '" << T.get(1,1,nc) << '\'');
+            return opkele::assoc_t(new opkele::association(
+                        T.get(1,0,nc), T.get(1,1,nc), T.get(1,2,nc),
+                        secret, strtol(T.get(1,4,nc),0,0), false ));
+        }
+
+        opkele::assoc_t retrieve_assoc(
+                const string& OP,const string& handle) {
+            DUMBTHROW;
+            DOUT_("Retrieving assoc '" << handle << "' with '" << OP << '\'');
+            sqlite3_mem_t<char*>
+                S = sqlite3_mprintf(
+                        "SELECT"
+                        "  a_op,a_handle,a_type,a_secret,"
+                        "  strftime('%%s',a_etime) AS a_etime"
+                        " FROM assoc"
+                        " WHERE a_op=%Q AND a_handle=%Q"
+                        "  AND a_itime IS NULL AND NOT a_stateless"
+                        " LIMIT 1",
+                        OP.c_str(),handle.c_str());
+            sqlite3_table_t T;
+            int nr,nc;
+            db.get_table(S,T,&nr,&nc);
+            if(nr<1)
+                throw opkele::failed_lookup(OPKELE_CP_ "couldn't retrieve valid association");
+            assert(nr==1); assert(nc==5);
+            secret_t secret; util::decode_base64(T.get(1,3,nc),secret);
+            DOUT_(" found. type=" << T.get(1,2,nc) << '\'');
+            return opkele::assoc_t(new opkele::association(
+                        T.get(1,0,nc), T.get(1,1,nc), T.get(1,2,nc),
+                        secret, strtol(T.get(1,4,nc),0,0), false ));
+        }
+
+        void invalidate_assoc(
+                const string& OP,const string& handle) {
+            DUMBTHROW;
+            DOUT_("Invalidating assoc '" << handle << "' with '" << OP << '\'');
+            sqlite3_mem_t<char*>
+                S = sqlite3_mprintf(
+                        "UPDATE assoc SET a_itime=datetime('now')"
+                        " WHERE a_op=%Q AND a_handle=%Q",
+                        OP.c_str(), handle.c_str() );
+            db.exec(S);
+        }
+
+        void check_nonce(const string& OP,const string& nonce) {
+            DOUT_("Checking nonce '" << nonce << "' from '" << OP << '\'');
+            sqlite3_mem_t<char*>
+                S = sqlite3_mprintf(
+                        "SELECT 1 FROM nonces WHERE n_op=%Q AND n_once=%Q",
+                        OP.c_str(), nonce.c_str());
+            sqlite3_table_t T;
+            int nr,nc;
+            db.get_table(S,T,&nr,&nc);
+            if(nr)
+                throw opkele::id_res_bad_nonce(OPKELE_CP_ "already seen that nonce");
+            sqlite3_mem_t<char*>
+                SS = sqlite3_mprintf(
+                        "INSERT INTO nonces (n_op,n_once) VALUES (%Q,%Q)",
+                        OP.c_str(), nonce.c_str());
+            db.exec(SS);
+        }
+
+        /* Session perisistent store */
+
+        void begin_queueing() {
+            assert(as_id>=0);
+            DOUT_("Resetting queue for session '" << htc.get_value() << "'/" << as_id);
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "DELETE FROM endpoints_queue"
+                    " WHERE as_id=%ld",
+                    as_id);
+            db.exec(S);
+        }
+
+        void queue_endpoint(const opkele::openid_endpoint_t& ep) {
+            assert(as_id>=0);
+            DOUT_("Queueing endpoint " << ep.claimed_id << " : " << ep.local_id << " @ " << ep.uri);
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "INSERT INTO endpoints_queue"
+                    " (as_id,eq_ctime,eq_ordinal,eq_uri,eq_claimed_id,eq_local_id)"
+                    " VALUES (%ld,strftime('%%s','now'),%d,%Q,%Q,%Q)",
+                    as_id,ordinal++,
+                    ep.uri.c_str(),ep.claimed_id.c_str(),ep.local_id.c_str());
+            db.exec(S);
+        }
+
+        mutable openid_endpoint_t eqtop;
+        mutable bool have_eqtop;
+
+        const openid_endpoint_t& get_endpoint() const {
+            assert(as_id>=0);
+            if(!have_eqtop) {
+                sqlite3_mem_t<char*>
+                    S = sqlite3_mprintf(
+                            "SELECT"
+                            "  eq_uri, eq_claimed_id, eq_local_id"
+                            " FROM endpoints_queue"
+                            "  JOIN auth_sessions USING(as_id)"
+                            " WHERE hts_id=%Q AND as_id=%ld"
+                            " ORDER BY eq_ctime,eq_ordinal"
+                            " LIMIT 1",htc.get_value().c_str(),as_id);
+                sqlite3_table_t T; int nr,nc;
+                db.get_table(S,T,&nr,&nc);
+                if(nr<1)
+                    throw opkele::exception(OPKELE_CP_ "No more endpoints queued");
+                assert(nr==1); assert(nc==3);
+                eqtop.uri = T.get(1,0,nc);
+                eqtop.claimed_id = T.get(1,1,nc);
+                eqtop.local_id = T.get(1,2,nc);
+                have_eqtop = true;
+            }
+            return eqtop;
+        }
+
+        void next_endpoint() {
+            assert(as_id>=0);
+            get_endpoint();
+            have_eqtop = false;
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "DELETE FROM endpoints_queue"
+                    " WHERE as_id=%ld AND eq_uri=%Q AND eq_local_id=%Q",
+                    htc.get_value().c_str(),as_id,
+                    eqtop.uri.c_str());
+            db.exec(S);
+        }
+
+        mutable string _cid;
+        mutable string _nid;
+
+        void set_claimed_id(const string& cid) {
+            assert(as_id>=0);
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "UPDATE auth_sessions"
+                    " SET as_claimed_id=%Q"
+                    " WHERE hts_id=%Q and as_id=%ld",
+                    cid.c_str(),
+                    htc.get_value().c_str(),as_id);
+            db.exec(S);
+            _cid = cid;
+        }
+        const string get_claimed_id() const {
+            assert(as_id>=0);
+            if(_cid.empty()) {
+                sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                        "SELECT as_claimed_id"
+                        " FROM"
+                        "  auth_sessions"
+                        " WHERE"
+                        "  hts_id=%Q AND as_id=%ld",
+                        htc.get_value().c_str(),as_id);
+                sqlite3_table_t T; int nr,nc;
+                db.get_table(S,T,&nr,&nc);
+                assert(nr==1); assert(nc==1);
+                _cid = T.get(1,0,nc);
+            }
+            return _cid;
+        }
+        void set_normalized_id(const string& nid) {
+            assert(as_id>=0);
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "UPDATE auth_sessions"
+                    " SET as_normalized_id=%Q"
+                    " WHERE hts_id=%Q and as_id=%ld",
+                    nid.c_str(),
+                    htc.get_value().c_str(),as_id);
+            db.exec(S);
+            _nid = nid;
+        }
+        const string get_normalized_id() const {
+            assert(as_id>=0);
+            if(_nid.empty()) {
+                sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                        "SELECT as_normalized_id"
+                        " FROM"
+                        "  auth_sessions"
+                        " WHERE"
+                        "  hts_id=%Q AND as_id=%ld",
+                        htc.get_value().c_str(),as_id);
+                sqlite3_table_t T; int nr,nc;
+                db.get_table(S,T,&nr,&nc);
+                assert(nr==1); assert(nc==1);
+                _nid = T.get(1,0,nc);
+            }
+            return _nid;
+        }
+
+        const string get_this_url() const {
+            bool s = gw.has_meta("SSL_PROTOCOL_VERSION");
+            string rv = s?"https://":"http://";
+            rv += gw.http_request_header("Host");
+            const string& port = gw.get_meta("SERVER_PORT");
+            if( port!=(s?"443":"80") ) {
+                rv += ':'; rv += port;
+            }
+            rv += gw.get_meta("REQUEST_URI");
+            return rv;
+        }
+
+        void initiate(const string& usi) {
+            allocate_asid();
+            prequeue_RP::initiate(usi);
+        }
+
+        string get_self_url() const {
+            string rv = get_this_url();
+            string::size_type q = rv.find('?');
+            if(q!=string::npos)
+                rv.erase(q);
+            return rv;
+        }
+
+        void allocate_asid() {
+            sqlite3_mem_t<char*> S = sqlite3_mprintf(
+                    "INSERT INTO auth_sessions (hts_id)"
+                    " VALUES (%Q)",
+                    htc.get_value().c_str());
+            db.exec(S);
+            as_id = sqlite3_last_insert_rowid(db);
+            DOUT_("Allocated authentication session id "<<as_id);
+            assert(as_id>=0);
+        }
+
+#ifdef DUMB_RP
+        virtual assoc_t associate(const string& OP) {
+            DUMBTHROW;
+        }
+#endif
+};
+
+int main(int argc,char *argv[]) {
+    try {
+        kingate::plaincgi_interface ci;
+        kingate::cgi_gateway gw(ci);
+        string op;
+        try { op = gw.get_param("op"); }catch(kingate::exception_notfound&) { }
+        if(op=="initiate") {
+            example_rp_t rp(gw);
+            string usi = gw.get_param("openid_identity");
+            rp.initiate(usi);
+            opkele::sreg_t sreg(opkele::sreg_t::fields_NONE,opkele::sreg_t::fields_ALL);
+            opkele::openid_message_t cm;
+            string loc;
+            cout <<
+                "Set-Cookie: " << rp.htc.set_cookie_header() << "\n"
+                "Status: 302 Going to OP\n"
+                "Location: " << (
+                        loc = rp.checkid_(cm,opkele::mode_checkid_setup,
+                        rp.get_self_url()+
+                        "?op=confirm&asid="+opkele::util::long_to_string(rp.as_id),
+                        rp.get_self_url(),&sreg).append_query(rp.get_endpoint().uri)
+                        )
+                << "\n\n";
+            DOUT_("Going to " << loc);
+        }else if(op=="confirm") {
+            kingate_openid_message_t om(gw);
+            example_rp_t rp(gw);
+            opkele::sreg_t sreg(opkele::sreg_t::fields_NONE,opkele::sreg_t::fields_ALL);
+            rp.id_res(om,&sreg);
+            cout <<
+                "Content-Type: text/plain\n\n";
+            for(opkele::basic_openid_message::fields_iterator i=om.fields_begin();
+                    i!=om.fields_end();++i) {
+                cout << *i << '=' << om.get_field(*i) << endl;
+            }
+            cout << endl
+                << "SREG fields: " << sreg.has_fields << endl;
+        }else{
+            cout <<
+                "Content-type: text/html\n\n"
+
+                "<html>"
+                 "<head><title>test RP</title></head>"
+                 "<body>"
+                  "<form action='' method='post'>"
+                   "<input type='hidden' name='op' value='initiate' />"
+                   "<input type='text' name='openid_identity'/>"
+                   "<input type='submit' name='submit' value='submit' />"
+                  "</form>"
+                  "<br/><br/>"
+                  "<a href='?op=initiate&amp;openid_identity=www.myopenid.com&amp;dummy=" << time(0) << "'>login with myopenid.com account</a>"
+                  "<br/>"
+                 "</body"
+                "</html>"
+                ;
+        }
+#ifdef OPKELE_HAVE_KONFORKA
+    }catch(konforka::exception& e) {
+#else
+    }catch(std::exception& e){
+#endif
+        DOUT_("Oops: " << e.what());
+        cout << "Content-Type: text/plain\n\n"
+            "Exception:\n"
+            " what: " << e.what() << endl;
+#ifdef OPKELE_HAVE_KONFORKA
+        cout << " where: " << e.where() << endl;
+        if(!e._seen.empty()) {
+            cout << " seen:" << endl;
+            for(list<konforka::code_point>::const_iterator
+                    i=e._seen.begin();i!=e._seen.end();++i) {
+                cout << "  " << i->c_str() << endl;
+            }
+        }
+#endif
+    }
+}