| -rw-r--r-- | include/opkele/consumer.h | 6 | ||||
| -rw-r--r-- | include/opkele/exception.h | 9 | ||||
| -rw-r--r-- | lib/consumer.cc | 6 | ||||
| -rw-r--r-- | lib/util.cc | 6 |
4 files changed, 21 insertions, 6 deletions
diff --git a/include/opkele/consumer.h b/include/opkele/consumer.h index 50ff692..c463787 100644 --- a/include/opkele/consumer.h +++ b/include/opkele/consumer.h @@ -64,12 +64,17 @@ namespace opkele { * * @note * The user is responsible for handling associations and this * function should never return an expired or invalidated * association. * + * @note + * It may be a good idea to pre-expire associations shortly before + * their time is really up to avoid association expiry in the + * middle of negotiations. + * * @param server the OpenID server * @return the auto_ptr<> for the newly allocated association_t object * @throw failed_lookup in case of absence of the handle */ virtual assoc_t find_assoc(const string& server); @@ -134,12 +139,13 @@ namespace opkele { * @param ext pointer to an extension(s) hooks object * extracted from the openid.identity parameter * @throw id_res_mismatch in case of signature mismatch * @throw id_res_setup in case of openid.user_setup_url failure * (supposedly checkid_immediate only) * @throw id_res_failed in case of failure + * @throw id_res_expired_on_delivery if the association expired before it could've been verified * @throw exception in case of other failures */ virtual void id_res(const params_t& pin,const string& identity="",extension_t *ext=0); /** * perform a check_authentication request. * @param server the OpenID server diff --git a/include/opkele/exception.h b/include/opkele/exception.h index a654d59..8913665 100644 --- a/include/opkele/exception.h +++ b/include/opkele/exception.h @@ -167,12 +167,21 @@ namespace opkele { public: id_res_mismatch(OPKELE_E_PARS) : id_res_failed(OPKELE_E_CONS) { } }; /** + * thrown if the association has expired before it could've been verified. + */ + class id_res_expired_on_delivery : public id_res_failed { + public: + id_res_expired_on_delivery(OPKELE_E_PARS) + : id_res_failed(OPKELE_E_CONS) { } + }; + + /** * openssl malfunction occured */ class exception_openssl : public exception { public: unsigned long _error; string _ssl_string; diff --git a/lib/consumer.cc b/lib/consumer.cc index 66db7dd..9f7530f 100644 --- a/lib/consumer.cc +++ b/lib/consumer.cc @@ -181,14 +181,14 @@ namespace opkele { throw id_res_setup(OPKELE_CP_ "assertion failed, setup url provided",pin.get_param("openid.user_setup_url")); string server,delegate; retrieve_links(identity.empty()?pin.get_param("openid.identity"):canonicalize(identity),server,delegate); params_t ps; try { assoc_t assoc = retrieve_assoc(server,pin.get_param("openid.assoc_handle")); - if(assoc->is_expired()) /* TODO: or should I throw some other exception to force programmer fix his implementation? */ - throw failed_lookup(OPKELE_CP_ "retrieve_assoc() has returned expired handle"); + if(assoc->is_expired()) + throw id_res_expired_on_delivery(OPKELE_CP_ "retrieve_assoc() has returned expired handle"); const string& sigenc = pin.get_param("openid.sig"); vector<unsigned char> sig; util::decode_base64(sigenc,sig); const string& slist = pin.get_param("openid.signed"); string kv; string::size_type p = 0; @@ -211,13 +211,13 @@ namespace opkele { EVP_sha1(), &(secret.front()),secret.size(), (const unsigned char *)kv.data(),kv.length(), 0,&md_len); if(sig.size()!=md_len || memcmp(&(sig.front()),md,md_len)) throw id_res_mismatch(OPKELE_CP_ "signature mismatch"); - }catch(failed_lookup& e) { /* XXX: more specific? */ + }catch(failed_lookup& e) { const string& slist = pin.get_param("openid.signed"); string::size_type pp = 0; params_t p; while(true) { string::size_type co = slist.find(',',pp); string f = "openid."; diff --git a/lib/util.cc b/lib/util.cc index 83f0eef..4600576 100644 --- a/lib/util.cc +++ b/lib/util.cc @@ -218,15 +218,15 @@ namespace opkele { if(ic==':') { string::size_type ni = uri.find_first_of("/#?%",interesting+1); const char *nptr = uri.data()+interesting+1; char *eptr = 0; long port = strtol(nptr,&eptr,10); if( (port>0) && (port<65535) && port!=(s?443:80) ) { - char tmp[6]; - snprintf(tmp,sizeof(tmp),"%ld",port); - rv += ':'; rv += tmp; + char tmp[8]; + snprintf(tmp,sizeof(tmp),":%ld",port); + rv += tmp; } if(ni==string::npos) { rv += '/'; return rv; } interesting = ni; }else if(ic!='/') { |