New file |
| | |
| | | /* |
| | | lime-tester-utils.hpp |
| | | @author Johan Pascal |
| | | @copyright Copyright (C) 2017 Belledonne Communications SARL |
| | | |
| | | This program is free software: you can redistribute it and/or modify |
| | | it under the terms of the GNU General Public License as published by |
| | | the Free Software Foundation, either version 3 of the License, or |
| | | (at your option) any later version. |
| | | |
| | | This program is distributed in the hope that it will be useful, |
| | | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| | | GNU General Public License for more details. |
| | | |
| | | You should have received a copy of the GNU General Public License |
| | | along with this program. If not, see <http://www.gnu.org/licenses/>. |
| | | */ |
| | | |
| | | #ifndef lime_tester_utils_hpp |
| | | #define lime_tester_utils_hpp |
| | | |
| | | #include "bctoolbox/crypto.h" |
| | | #include "lime_double_ratchet.hpp" |
| | | #include "lime_localStorage.hpp" |
| | | #include "belle-sip/belle-sip.h" |
| | | #include "lime_crypto_primitives.hpp" |
| | | |
| | | #include "soci/sqlite3/soci-sqlite3.h" |
| | | #include <random> |
| | | #include <mutex> |
| | | |
| | | using namespace::lime; |
| | | |
| | | namespace lime_tester { |
| | | // default url and ports of X3DH servers |
| | | extern std::string test_x3dh_server_url; |
| | | extern std::string test_x3dh_c25519_server_port; |
| | | extern std::string test_x3dh_c448_server_port; |
| | | extern std::string test_x3dh_domainA_server_port; |
| | | extern std::string test_x3dh_domainB_server_port; |
| | | extern std::string test_x3dh_domainC_server_port; |
| | | extern std::string test_x3dh_c25519_stop_on_request_limit_server_port; |
| | | extern std::string test_x3dh_c448_stop_on_request_limit_server_port; |
| | | |
| | | // messages pattern |
| | | extern std::string shortMessage; |
| | | extern std::string longMessage; |
| | | extern std::string veryLongMessage; |
| | | |
| | | extern std::vector<std::string> messages_pattern; |
| | | |
| | | // default value for the timeout |
| | | extern int wait_for_timeout; |
| | | |
| | | // bundle request limit as configured on test server |
| | | extern int bundle_request_limit; |
| | | // bundle request restriction timespan (as configured on stop on request limit server) |
| | | extern int bundle_request_limit_timespan; |
| | | |
| | | // default value for initial OPk batch size, keep it small so not too many OPks generated |
| | | extern uint16_t OPkInitialBatchSize; |
| | | |
| | | /** |
| | | * @brief Simple RNG function, used to generate random values for testing purpose, they do not need to be real random |
| | | * so use directly std::random_device |
| | | * |
| | | * @param[in] buffer pointer to the begining of the buffer to be filled |
| | | * @param[in] size how many random bytes you want |
| | | */ |
| | | void randomize(uint8_t *buffer, const size_t size); |
| | | |
| | | /** |
| | | * @brief Create and initialise the two sessions given in parameter. Alice as sender session and Bob as receiver one |
| | | * Alice must then send the first message, once bob got it, sessions are fully initialised |
| | | * if fileName doesn't exists as a DB, it will be created, caller shall then delete it if needed |
| | | */ |
| | | template <typename Curve> |
| | | void dr_sessionsInit(std::shared_ptr<DR<Curve>> &alice, std::shared_ptr<DR<Curve>> &bob, std::shared_ptr<lime::Db> &localStorageAlice, std::shared_ptr<lime::Db> &localStorageBob, std::string dbFilenameAlice, std::shared_ptr<std::recursive_mutex> db_mutex_alice, std::string dbFilenameBob, std::shared_ptr<std::recursive_mutex> db_mutex_bob, bool initStorage, std::shared_ptr<RNG> RNG_context); |
| | | |
| | | |
| | | /* non efficient but used friendly structure to store all details about a session */ |
| | | /* the self_xx are redundants but it's for testing purpose */ |
| | | template <typename Curve> |
| | | struct sessionDetails { |
| | | std::string self_userId; |
| | | std::size_t self_userIndex; |
| | | std::size_t self_deviceIndex; |
| | | std::string peer_userId; |
| | | std::size_t peer_userIndex; |
| | | std::size_t peer_deviceIndex; |
| | | std::shared_ptr<DR<Curve>> DRSession; // Session to reach recipient |
| | | std::shared_ptr<lime::Db> localStorage; // db linked to device |
| | | sessionDetails() : self_userId{}, self_userIndex{0}, self_deviceIndex{0}, peer_userId{}, peer_userIndex{0}, peer_deviceIndex{0}, DRSession{}, localStorage{} {}; |
| | | sessionDetails(std::string &s_userId, size_t s_userIndex, size_t s_deviceIndex, std::string &p_userId, size_t p_userIndex, size_t p_deviceIndex) |
| | | : self_userId{s_userId}, self_userIndex{s_userIndex}, self_deviceIndex{s_deviceIndex}, peer_userId{p_userId}, peer_userIndex{p_userIndex}, peer_deviceIndex{p_deviceIndex}, DRSession{}, localStorage{} {}; |
| | | }; |
| | | |
| | | /** |
| | | * @brief Create and initialise all requested DR sessions for specified number of devices between two or more users |
| | | * users is a vector of users(already sized to correct size, matching usernames size), each one holds a vector of devices(already sized for each device) |
| | | * This function will create and instanciate in each device a vector of vector of DR sessions towards all other devices: each device vector holds a bidimentionnal array indexed by userId and deviceId. |
| | | * Session init is done considering as initial sender the lowest id user and in it the lowest id device |
| | | * createdDBfiles is filled with all filenames of DB created to allow easy deletion |
| | | */ |
| | | template <typename Curve> |
| | | void dr_devicesInit(std::string dbBaseFilename, std::vector<std::vector<std::vector<std::vector<sessionDetails<Curve>>>>> &users, std::vector<std::string> &usernames, std::vector<std::string> &createdDBfiles, std::shared_ptr<RNG> RNG_context); |
| | | |
| | | /* return true if the message buffer is a DR message wiht the paylod direct encryption flag set */ |
| | | bool DR_message_payloadDirectEncrypt(std::vector<uint8_t> &message); |
| | | /* return true if the message buffer is a valid DR message holding a X3DH init one in its header */ |
| | | bool DR_message_holdsX3DHInit(std::vector<uint8_t> &message); |
| | | /* this version will set the OPk status in the given bool if a packet is found */ |
| | | bool DR_message_holdsX3DHInit(std::vector<uint8_t> &message, bool &haveOPk); |
| | | |
| | | /* return true if the message buffer is a valid DR message holding a X3DH init one in its header and copy the X3DH init message in the provided buffer */ |
| | | bool DR_message_extractX3DHInit(std::vector<uint8_t> &message, std::vector<uint8_t> &X3DH_initMessage); |
| | | |
| | | /* return true if the message buffer is a valid DR message holding an X3DH init message, copy its SPk id in the given parameter */ |
| | | bool DR_message_extractX3DHInit_SPkId(std::vector<uint8_t> &message, uint32_t &SPkId); |
| | | |
| | | /* Open provided DB and look for DRSessions established between selfDevice and peerDevice |
| | | * Populate the sessionsId vector with the Ids of sessions found |
| | | * return the id of the active session if one is found, 0 otherwise */ |
| | | long int get_DRsessionsId(const std::string &dbFilename, const std::string &selfDeviceId, const std::string &peerDeviceId, std::vector<long int> &sessionsId) noexcept; |
| | | |
| | | |
| | | /* Open provided DB, look for DRSessions established between selfDevice and peerDevice, count the stored message keys in all these sessions |
| | | * return 0 if no sessions found or no user found |
| | | */ |
| | | unsigned int get_StoredMessageKeyCount(const std::string &dbFilename, const std::string &selfDeviceId, const std::string &peerDeviceId) noexcept; |
| | | |
| | | /* For the given deviceId, count the number of associated SPk and return the Id of the active one(if any) |
| | | * return true if an active one was found |
| | | */ |
| | | bool get_SPks(const std::string &dbFilename, const std::string &selfDeviceId, size_t &count, uint32_t &activeId) noexcept; |
| | | |
| | | /* For the given deviceId, count the number of associated OPk |
| | | */ |
| | | size_t get_OPks(const std::string &dbFilename, const std::string &selfDeviceId) noexcept; |
| | | |
| | | /* Move back in time all timeStamps by the given amout of days |
| | | * DB holds timeStamps in DR_sessions and X3DH_SPK tables |
| | | */ |
| | | void forwardTime(const std::string &dbFilename, int days) noexcept; |
| | | |
| | | /** |
| | | * @brief append a random suffix to user name to avoid collision if test server is user by several tests runs |
| | | * |
| | | * @param[in] basename |
| | | * |
| | | * @return a shared ptr towards a string holding name+ 6 chars random suffix |
| | | */ |
| | | std::shared_ptr<std::string> makeRandomDeviceName(const char *basename); |
| | | |
| | | |
| | | // wait for a counter to reach a value or timeout to occur, gives ticks to the belle-sip stack every SLEEP_TIME |
| | | // structure used by callbacks to register events |
| | | struct events_counters_t { |
| | | int operation_success; |
| | | int operation_failed; |
| | | events_counters_t() : operation_success{0}, operation_failed{0} {}; |
| | | bool operator==(const events_counters_t &b) const {return this->operation_success==b.operation_success && this->operation_failed==b.operation_failed;} |
| | | }; |
| | | |
| | | // wait for a counter to reach a value or timeout to occur, gives ticks to the belle-sip stack every SLEEP_TIME |
| | | int wait_for(belle_sip_stack_t*s1,int* counter,int value,int timeout); |
| | | int wait_for_mutex(belle_sip_stack_t*s1,int* counter,int value,int timeout, std::shared_ptr<std::recursive_mutex> mutex); |
| | | |
| | | // template instanciation are done in lime-tester-utils.cpp |
| | | #ifdef EC25519_ENABLED |
| | | extern template void dr_sessionsInit<C255>(std::shared_ptr<DR<C255>> &alice, std::shared_ptr<DR<C255>> &bob, std::shared_ptr<lime::Db> &localStorageAlice, std::shared_ptr<lime::Db> &localStorageBob, std::string dbFilenameAlice, std::shared_ptr<std::recursive_mutex> db_mutex_alice, std::string dbFilenameBob, std::shared_ptr<std::recursive_mutex> db_mutex_bob, bool initStorage, std::shared_ptr<RNG> RNG_context); |
| | | extern template void dr_devicesInit<C255>(std::string dbBaseFilename, std::vector<std::vector<std::vector<std::vector<sessionDetails<C255>>>>> &users, std::vector<std::string> &usernames, std::vector<std::string> &createdDBfiles, std::shared_ptr<RNG> RNG_context); |
| | | #endif |
| | | #ifdef EC448_ENABLED |
| | | extern template void dr_sessionsInit<C448>(std::shared_ptr<DR<C448>> &alice, std::shared_ptr<DR<C448>> &bob, std::shared_ptr<lime::Db> &localStorageAlice, std::shared_ptr<lime::Db> &localStorageBob, std::string dbFilenameAlice, std::shared_ptr<std::recursive_mutex> db_mutex_alice, std::string dbFilenameBob, std::shared_ptr<std::recursive_mutex> db_mutex_bob, bool initStorage, std::shared_ptr<RNG> RNG_context); |
| | | extern template void dr_devicesInit<C448>(std::string dbBaseFilename, std::vector<std::vector<std::vector<std::vector<sessionDetails<C448>>>>> &users, std::vector<std::string> &usernames, std::vector<std::string> &createdDBfiles, std::shared_ptr<RNG> RNG_context); |
| | | #endif |
| | | } // namespace lime_tester |
| | | |
| | | extern "C" { |
| | | |
| | | |
| | | #ifdef FFI_ENABLED |
| | | /* some shared variable defined in lime_ff-tester, used only when FFI is enabled |
| | | * and they are duplicate of command line arguments variable already existing in C++ from lime_tester-utils.cpp |
| | | * but it's easier to read and implement this way */ |
| | | // ffi default url and ports of X3DH servers |
| | | extern char ffi_test_x3dh_server_url[512]; |
| | | extern char ffi_test_x3dh_c25519_server_port[16]; |
| | | extern char ffi_test_x3dh_c448_server_port[16]; |
| | | |
| | | // ffi default value for the timeout |
| | | extern int ffi_wait_for_timeout; |
| | | #endif |
| | | |
| | | } |
| | | |
| | | #endif //lime_tester_utils_hpp |