From fe6960cce854cd4c665a27c4368e4397c8e7bcfb Mon Sep 17 00:00:00 2001 From: Marcello Stanisci Date: Tue, 23 Jan 2018 10:28:24 +0100 Subject: Implement new traits-based tests. --- src/exchange-lib/testing_api_cmd_track.c | 819 +++++++++++++++++++++++++++++++ 1 file changed, 819 insertions(+) create mode 100644 src/exchange-lib/testing_api_cmd_track.c (limited to 'src/exchange-lib/testing_api_cmd_track.c') diff --git a/src/exchange-lib/testing_api_cmd_track.c b/src/exchange-lib/testing_api_cmd_track.c new file mode 100644 index 000000000..40894872b --- /dev/null +++ b/src/exchange-lib/testing_api_cmd_track.c @@ -0,0 +1,819 @@ +/* + This file is part of TALER + Copyright (C) 2014-2018 Taler Systems SA + + TALER 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, or + (at your option) any later version. + + TALER 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 TALER; see the file COPYING. If not, see + +*/ + +/** + * @file exchange/testing_api_cmd_status.c + * @brief Implement the /reserve/status test command. + * @author Marcello Stanisci + */ + +#include "platform.h" +#include "taler_json_lib.h" +#include +#include "exchange_api_handle.h" +#include "taler_testing_lib.h" + +struct TrackTransactionState +{ + + /** + * Which #OC_CHECK_BANK_TRANSFER wtid should this match? NULL + * for none. + */ + const char *bank_transfer_reference; + + /** + * Wire transfer identifier, set if #MHD_HTTP_OK was the + * response code. + */ + struct TALER_WireTransferIdentifierRawP wtid; + + /** + * Expected HTTP response code. + */ + unsigned int expected_response_code; + + /** + * Reference to any operation that can provide a transaction. + * Tipically a /deposit operation. + */ + const char *transaction_reference; + + /** + * Index of the coin involved in the transaction. + */ + unsigned int coin_index; + + /** + * Handle to the deposit wtid request. + */ + struct TALER_EXCHANGE_TrackTransactionHandle *tth; + + /** + * Handle to the exchange. + */ + struct TALER_EXCHANGE_Handle *exchange; + + /** + * Interpreter state. + */ + struct TALER_TESTING_Interpreter *is; +}; + +struct TrackTransferState +{ + + /** + * Expected amount for this WTID. + */ + const char *expected_total_amount; + + /** + * Expected fee for this WTID. + */ + const char *expected_wire_fee; + + /** + * Expected HTTP response code. + */ + unsigned int expected_response_code; + + /** + * Reference to any operation that can provide a WTID. + */ + const char *wtid_reference; + + /** + * Reference to any operation that can provide wire details. + */ + const char *wire_details_reference; + + /** + * Reference to any operation that can provide an amount. + */ + const char *total_amount_reference; + + /** + * Index to the WTID to pick. + */ + unsigned int index; + + /** + * Handle to the deposit wtid request. + */ + struct TALER_EXCHANGE_TrackTransferHandle *tth; + + /** + * Handle to the exchange. + */ + struct TALER_EXCHANGE_Handle *exchange; + + /** + * Interpreter state. + */ + struct TALER_TESTING_Interpreter *is; +}; + + +/** + * Function called with detailed wire transfer data. + * + * @param cls closure + * @param http_status HTTP status code we got, 0 on exchange + * protocol violation + * @param ec taler-specific error code, #TALER_EC_NONE on success + * @param exchange_pub public key the exchange used for signing + * @param json original json reply (may include signatures, those + * have then been validated already) + * @param wtid wire transfer identifier used by the exchange, NULL + * if exchange did not yet execute the transaction + * @param execution_time actual or planned execution time for the + * wire transfer + * @param coin_contribution contribution to the @a total_amount of + * the deposited coin (may be NULL) + * @param total_amount total amount of the wire transfer, or NULL + * if the exchange could not provide any @a wtid (set only + * if @a http_status is #MHD_HTTP_OK) + */ +static void +deposit_wtid_cb + (void *cls, + unsigned int http_status, + enum TALER_ErrorCode ec, + const struct TALER_ExchangePublicKeyP *exchange_pub, + const json_t *json, + const struct TALER_WireTransferIdentifierRawP *wtid, + struct GNUNET_TIME_Absolute execution_time, + const struct TALER_Amount *coin_contribution) +{ + struct TrackTransactionState *tts = cls; + struct TALER_TESTING_Interpreter *is = tts->is; + struct TALER_TESTING_Command *cmd = &is->commands[is->ip]; + + tts->tth = NULL; + if (tts->expected_response_code != http_status) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u to command %s\n", + http_status, + cmd->label); + json_dumpf (json, stderr, 0); + TALER_TESTING_interpreter_fail (is); + return; + } + switch (http_status) + { + case MHD_HTTP_OK: + tts->wtid = *wtid; + if (NULL != tts->bank_transfer_reference) + { + const struct TALER_TESTING_Command *bank_transfer_cmd; + char *ws; + + ws = GNUNET_STRINGS_data_to_string_alloc (wtid, + sizeof (*wtid)); + bank_transfer_cmd = TALER_TESTING_interpreter_lookup_command + (is, tts->bank_transfer_reference); + + if (NULL == bank_transfer_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + char *transfer_subject; + + if (GNUNET_OK != TALER_TESTING_get_trait_transfer_subject + (bank_transfer_cmd, 0, &transfer_subject)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + if (0 != strcmp (ws, transfer_subject)) + { + GNUNET_break (0); + GNUNET_free (ws); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + GNUNET_free (ws); + } + break; + case MHD_HTTP_ACCEPTED: + /* allowed, nothing to check here */ + break; + case MHD_HTTP_NOT_FOUND: + /* allowed, nothing to check here */ + break; + default: + GNUNET_break (0); + break; + } + TALER_TESTING_interpreter_next (tts->is); +} + +/** + * Run the command. + * + * @param cls closure, typically a #struct WireState. + * @param cmd the command to execute, a /track/transaction one. + * @param is the interpreter state. + */ +void +track_transaction_run (void *cls, + const struct TALER_TESTING_Command *cmd, + struct TALER_TESTING_Interpreter *is) +{ + struct TrackTransactionState *tts = cls; + const struct TALER_TESTING_Command *transaction_cmd; + struct TALER_CoinSpendPrivateKeyP *coin_priv; + struct TALER_CoinSpendPublicKeyP coin_pub; + const char *wire_details; + const char *contract_terms; + json_t *j_wire_details; + json_t *j_contract_terms; + struct GNUNET_HashCode h_wire_details; + struct GNUNET_HashCode h_contract_terms; + const struct GNUNET_CRYPTO_EddsaPrivateKey *merchant_priv; + + tts->is = is; + transaction_cmd = TALER_TESTING_interpreter_lookup_command + (tts->is, tts->transaction_reference); + + if (NULL == transaction_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + if (GNUNET_OK != TALER_TESTING_get_trait_coin_priv + (transaction_cmd, tts->coin_index, &coin_priv)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + GNUNET_CRYPTO_eddsa_key_get_public (&coin_priv->eddsa_priv, + &coin_pub.eddsa_pub); + + /* Get the strings.. */ + if (GNUNET_OK != TALER_TESTING_get_trait_wire_details + (transaction_cmd, 0, &wire_details)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + if (GNUNET_OK != TALER_TESTING_get_trait_contract_terms + (transaction_cmd, 0, &contract_terms)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + /* Parse them.. */ + j_wire_details = json_loads + (wire_details, JSON_REJECT_DUPLICATES, NULL); + j_contract_terms = json_loads + (contract_terms, JSON_REJECT_DUPLICATES, NULL); + + if ((NULL == j_wire_details) || (NULL == j_contract_terms)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + /* Should not fail here, json has been parsed already */ + GNUNET_assert + ( (GNUNET_OK == TALER_JSON_hash (j_wire_details, + &h_wire_details)) && + (GNUNET_OK == TALER_JSON_hash (j_contract_terms, + &h_contract_terms)) ); + + if (GNUNET_OK != TALER_TESTING_get_trait_peer_key + (transaction_cmd, 0, &merchant_priv)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + tts->tth = TALER_EXCHANGE_track_transaction + (tts->exchange, + (struct TALER_MerchantPrivateKeyP *) merchant_priv, + &h_wire_details, + &h_contract_terms, + &coin_pub, + &deposit_wtid_cb, + tts); + + GNUNET_assert (NULL != tts->tth); +} + +/** + * Cleanup the state. + * + * @param cls closure, typically a #struct WireState. + * @param cmd the command which is being cleaned up. + */ +void +track_transaction_cleanup + (void *cls, + const struct TALER_TESTING_Command *cmd) +{ + struct TrackTransactionState *tts = cls; + + if (NULL != tts->tth) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + tts->is->ip, + cmd->label); + TALER_EXCHANGE_track_transaction_cancel (tts->tth); + tts->tth = NULL; + } + GNUNET_free (tts); +} + + +/** + * Extract information from a command that is useful for other + * commands. + * + * @param cls closure + * @param ret[out] result (could be anything) + * @param trait name of the trait + * @param selector more detailed information about which object + * to return in case there were multiple generated + * by the command + * @return #GNUNET_OK on success + */ +static int +track_transaction_traits (void *cls, + void **ret, + const char *trait, + unsigned int index) +{ + struct TrackTransactionState *tts = cls; + + struct TALER_TESTING_Trait traits[] = { + TALER_TESTING_make_trait_wtid (0, &tts->wtid), + TALER_TESTING_trait_end () + }; + + return TALER_TESTING_get_trait (traits, + ret, + trait, + index); +} + +/** + * Create a /track/transaction command. + * + * @param label the command label. + * @param exchange the exchange to connect to. + * @param transaction_reference reference to a deposit operation. + * @param coin_index index of the coin involved in the transaction + * @param expected_response_code expected HTTP response code. + * @param bank_transfer_reference which #OC_CHECK_BANK_TRANSFER + * wtid should this match? NULL + * for none + * + * @return the command to be executed by the interpreter. + */ +struct TALER_TESTING_Command +TALER_TESTING_cmd_track_transaction + (const char *label, + struct TALER_EXCHANGE_Handle *exchange, + const char *transaction_reference, + unsigned int coin_index, + unsigned int expected_response_code, + const char *bank_transfer_reference) +{ + struct TALER_TESTING_Command cmd; + struct TrackTransactionState *tts; + + tts = GNUNET_new (struct TrackTransactionState); + tts->exchange = exchange; + tts->transaction_reference = transaction_reference; + tts->expected_response_code = expected_response_code; + tts->bank_transfer_reference = bank_transfer_reference; + tts->coin_index = coin_index; + + cmd.cls = tts; + cmd.label = label; + cmd.run = &track_transaction_run; + cmd.cleanup = &track_transaction_cleanup; + cmd.traits = &track_transaction_traits; + + return cmd; + +} + +/** + * Cleanup the state. + * + * @param cls closure. + * @param cmd the command which is being cleaned up. + */ +void +track_transfer_cleanup (void *cls, + const struct TALER_TESTING_Command *cmd) +{ + + struct TrackTransferState *tts = cls; + + if (NULL != tts->tth) + { + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Command %u (%s) did not complete\n", + tts->is->ip, + cmd->label); + TALER_EXCHANGE_track_transfer_cancel (tts->tth); + tts->tth = NULL; + } + GNUNET_free (tts); + +} + +/** + * Function called with detailed wire transfer data, including all + * of the coin transactions that were combined into the wire + * transfer. + * + * @param cls closure + * @param http_status HTTP status code we got, 0 on exchange + * protocol violation + * @param ec taler-specific error code, #TALER_EC_NONE on success + * @param exchange_pub public key the exchange used for signing + * @param json original json reply (may include signatures, those + * have then been validated already) + * @param h_wire hash of the wire transfer address the transfer + * went to, or NULL on error + * @param execution_time time when the exchange claims to have + * performed the wire transfer + * @param total_amount total amount of the wire transfer, or NULL + * if the exchange could not provide any @a wtid (set only + * if @a http_status is #MHD_HTTP_OK) + * @param wire_fee wire fee that was charged by the exchange + * @param details_length length of the @a details array + * @param details array with details about the combined + * transactions + */ +static void +track_transfer_cb + (void *cls, + unsigned int http_status, + enum TALER_ErrorCode ec, + const struct TALER_ExchangePublicKeyP *exchange_pub, + const json_t *json, + const struct GNUNET_HashCode *h_wire, + struct GNUNET_TIME_Absolute execution_time, + const struct TALER_Amount *total_amount, + const struct TALER_Amount *wire_fee, + unsigned int details_length, + const struct TALER_TrackTransferDetails *details) +{ + struct TrackTransferState *tts = cls; + struct TALER_TESTING_Interpreter *is = tts->is; + struct TALER_TESTING_Command *cmd = &is->commands[is->ip]; + + const struct TALER_TESTING_Command *wtid_cmd; + struct TALER_Amount expected_amount; + + tts->tth = NULL; + + if (tts->expected_response_code != http_status) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u to command %s\n", + http_status, + cmd->label); + json_dumpf (json, stderr, 0); + TALER_TESTING_interpreter_fail (is); + return; + } + + switch (http_status) + { + + if ( + (NULL == tts->expected_total_amount) || + (NULL == tts->expected_wire_fee)) + GNUNET_log (GNUNET_ERROR_TYPE_WARNING, + "Expected amount and fee not specified, " + "likely to segfault...\n"); + + case MHD_HTTP_OK: + if (GNUNET_OK != + TALER_string_to_amount (tts->expected_total_amount, + &expected_amount)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + if (0 != TALER_amount_cmp (total_amount, + &expected_amount)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Total amount missmatch to command %s - " + "%s vs %s\n", + cmd->label, + TALER_amount_to_string (total_amount), + TALER_amount_to_string (&expected_amount)); + json_dumpf (json, stderr, 0); + fprintf (stderr, "\n"); + TALER_TESTING_interpreter_fail (is); + return; + } + + if (GNUNET_OK != + TALER_string_to_amount (tts->expected_wire_fee, + &expected_amount)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + if (0 != TALER_amount_cmp (wire_fee, + &expected_amount)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Wire fee missmatch to command %s\n", + cmd->label); + json_dumpf (json, stderr, 0); + TALER_TESTING_interpreter_fail (is); + return; + } + + wtid_cmd = TALER_TESTING_interpreter_lookup_command + (is, tts->wtid_reference); + + if (NULL == wtid_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + /** + * Optionally checking: (1) wire-details for this transfer + * match the ones from a referenced "deposit" operation - + * or any operation that could provide wire-details. (2) + * Total amount for this transfer matches the one from any + * referenced command that could provide one. + */ + + if (NULL != tts->wire_details_reference) + { + const struct TALER_TESTING_Command *wire_details_cmd; + const char *wire_details; + json_t *j_wire_details; + struct GNUNET_HashCode h_wire_details; + + if (NULL == (wire_details_cmd + = TALER_TESTING_interpreter_lookup_command + (is, tts->wire_details_reference))) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + if (GNUNET_OK != TALER_TESTING_get_trait_wire_details + (wire_details_cmd, 0, &wire_details)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + j_wire_details = json_loads + (wire_details, JSON_REJECT_DUPLICATES, NULL); + + GNUNET_assert (NULL != j_wire_details); + + GNUNET_assert (GNUNET_OK == TALER_JSON_hash + (j_wire_details, &h_wire_details)); + + if (0 != memcmp (&h_wire_details, + h_wire, + sizeof (struct GNUNET_HashCode))) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Wire hash missmath to command %s\n", + cmd->label); + json_dumpf (json, stderr, 0); + TALER_TESTING_interpreter_fail (is); + return; + } + } + if (NULL != tts->total_amount_reference) + { + const struct TALER_TESTING_Command *total_amount_cmd; + const char *total_amount_from_reference_str; + struct TALER_Amount total_amount_from_reference; + + if (NULL == (total_amount_cmd + = TALER_TESTING_interpreter_lookup_command + (is, tts->total_amount_reference))) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + if (GNUNET_OK != TALER_TESTING_get_trait_amount + (total_amount_cmd, 0, &total_amount_from_reference_str)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (is); + return; + } + + GNUNET_assert (GNUNET_OK == TALER_string_to_amount + (total_amount_from_reference_str, + &total_amount_from_reference)); + + if (0 != TALER_amount_cmp (total_amount, + &total_amount_from_reference)) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Amount missmath to command %s\n", + cmd->label); + json_dumpf (json, stderr, 0); + TALER_TESTING_interpreter_fail (is); + return; + } + } + } + TALER_TESTING_interpreter_next (is); +} + +/** + * Run the command. + * + * @param cls closure. + * @param cmd the command to execute, a /track/transfer one. + * @param is the interpreter state. + */ +void +track_transfer_run (void *cls, + const struct TALER_TESTING_Command *cmd, + struct TALER_TESTING_Interpreter *is) +{ + /* looking for a wtid to track .. */ + + struct TrackTransferState *tts = cls; + struct TALER_WireTransferIdentifierRawP wtid; + struct TALER_WireTransferIdentifierRawP *wtid_ptr; + + /* If no reference is given, we'll use a all-zeros + * WTID */ + memset (&wtid, 0, sizeof (wtid)); + wtid_ptr = &wtid; + + tts->is = is; + if (NULL != tts->wtid_reference) + { + const struct TALER_TESTING_Command *wtid_cmd; + + wtid_cmd = TALER_TESTING_interpreter_lookup_command + (tts->is, tts->wtid_reference); + + if (NULL == wtid_cmd) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + + if (GNUNET_OK != TALER_TESTING_get_trait_wtid + (wtid_cmd, tts->index, &wtid_ptr)) + { + GNUNET_break (0); + TALER_TESTING_interpreter_fail (tts->is); + return; + } + } + tts->tth = TALER_EXCHANGE_track_transfer (tts->exchange, + wtid_ptr, + &track_transfer_cb, + tts); + + GNUNET_assert (NULL != tts->tth); +} + +/** + * Make a /track/transfer command, expecting the transfer + * not being done (yet). + * + * @param label the command label + * @param exchange connection to the exchange + * @param wtid_reference reference to any command which can provide + * a wtid + * @param index in case there are multiple wtid offered, this + * parameter selects a particular one + * @param expected_response_code expected HTTP response code + * + * @return the command + */ +struct TALER_TESTING_Command +TALER_TESTING_cmd_track_transfer_empty + (const char *label, + struct TALER_EXCHANGE_Handle *exchange, + const char *wtid_reference, + unsigned int index, + unsigned int expected_response_code) +{ + struct TrackTransferState *tts; + struct TALER_TESTING_Command cmd; + + tts = GNUNET_new (struct TrackTransferState); + + tts->wtid_reference = wtid_reference; + tts->index = index; + tts->expected_response_code = expected_response_code; + tts->exchange = exchange; + + cmd.cls = tts; + cmd.label = label; + cmd.run = &track_transfer_run; + cmd.cleanup = &track_transfer_cleanup; + + return cmd; +} + +/** + * Make a /track/transfer command, specifying which amount and + * wire fee are expected. + * + * @param label the command label + * @param exchange connection to the exchange + * @param wtid_reference reference to any command which can provide + * a wtid + * @param index in case there are multiple wtid offered, this + * parameter selects a particular one + * @param expected_response_code expected HTTP response code + * @param expected_amount how much money we expect being + * moved with this wire-transfer. + * @param expected_wire_fee expected wire fee. + * + * @return the command + */ +struct TALER_TESTING_Command +TALER_TESTING_cmd_track_transfer + (const char *label, + struct TALER_EXCHANGE_Handle *exchange, + const char *wtid_reference, + unsigned int index, + unsigned int expected_response_code, + const char *expected_total_amount, + const char *expected_wire_fee) +{ + struct TrackTransferState *tts; + struct TALER_TESTING_Command cmd; + + tts = GNUNET_new (struct TrackTransferState); + + tts->wtid_reference = wtid_reference; + tts->index = index; + tts->expected_response_code = expected_response_code; + tts->exchange = exchange; + tts->expected_total_amount = expected_total_amount; + tts->expected_wire_fee = expected_wire_fee; + + cmd.cls = tts; + cmd.label = label; + cmd.run = &track_transfer_run; + cmd.cleanup = &track_transfer_cleanup; + + return cmd; +} -- cgit v1.2.3