From 8d503b17e3bd2f1ee4d54c13bb7c4221e4b6068b Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Sun, 17 Apr 2016 23:14:23 +0200 Subject: [PATCH] move fake bank implementation to new library to re-use the code in upcoming testcases in preparation of fixing #4399 --- src/bank-lib/Makefile.am | 14 + src/bank-lib/fakebank.c | 441 ++++++++++++++++++ src/bank-lib/fakebank.h | 94 ++++ src/exchange/Makefile.am | 3 +- src/exchange/test_taler_exchange_aggregator.c | 347 +------------- 5 files changed, 570 insertions(+), 329 deletions(-) create mode 100644 src/bank-lib/fakebank.c create mode 100644 src/bank-lib/fakebank.h diff --git a/src/bank-lib/Makefile.am b/src/bank-lib/Makefile.am index dc52f8e0c..e833c533c 100644 --- a/src/bank-lib/Makefile.am +++ b/src/bank-lib/Makefile.am @@ -9,6 +9,9 @@ endif lib_LTLIBRARIES = \ libtalerbank.la +noinst_LTLIBRARIES = \ + libfakebank.la + libtalerbank_la_LDFLAGS = \ -version-info 0:0:0 \ -no-undefined @@ -24,6 +27,17 @@ libtalerbank_la_LIBADD = \ -ljansson \ $(XLIB) +libfakebank_la_SOURCES = \ + fakebank.c + +libfakebank_la_LIBADD = \ + $(top_builddir)/src/json/libtalerjson.la \ + -lgnunetjson \ + -lgnunetutil \ + -ljansson \ + $(XLIB) + + if HAVE_LIBCURL libtalerbank_la_LIBADD += -lcurl else diff --git a/src/bank-lib/fakebank.c b/src/bank-lib/fakebank.c new file mode 100644 index 000000000..8598e007c --- /dev/null +++ b/src/bank-lib/fakebank.c @@ -0,0 +1,441 @@ +/* + This file is part of TALER + (C) 2016 Inria and GNUnet e.V. + + 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, If not, see +*/ + +/** + * @file bank-lib/fakebank.c + * @brief library that fakes being a Taler bank for testcases + * @author Christian Grothoff + */ + +#include "platform.h" +#include "fakebank.h" + +/** + * Maximum POST request size (for /admin/add/incoming) + */ +#define REQUEST_BUFFER_MAX (4*1024) + + + +/** + * Details about a transcation we (as the simulated bank) received. + */ +struct Transaction +{ + + /** + * We store transactions in a DLL. + */ + struct Transaction *next; + + /** + * We store transactions in a DLL. + */ + struct Transaction *prev; + + /** + * Amount to be transferred. + */ + struct TALER_Amount amount; + + /** + * Account to debit. + */ + uint64_t debit_account; + + /** + * Account to credit. + */ + uint64_t credit_account; + + /** + * Subject of the transfer. + */ + struct TALER_WireTransferIdentifierRawP wtid; +}; + + +/** + * Handle for the fake bank. + */ +struct FAKEBANK_Handle +{ + /** + * We store transactions in a DLL. + */ + struct Transaction *transactions_head; + + /** + * We store transactions in a DLL. + */ + struct Transaction *transactions_tail; + + /** + * HTTP server we run to pretend to be the "test" bank. + */ + struct MHD_Daemon *mhd_bank; + + /** + * Task running HTTP server for the "test" bank. + */ + struct GNUNET_SCHEDULER_Task *mhd_task; +}; + + +/** + * Check that the @a want_amount was transferred from + * the @a want_debit to the @a want_credit account. If + * so, set the @a wtid to the transfer identifier. + * If not, return #GNUNET_SYSERR. + * + * @param h bank instance + * @param want_amount transfer amount desired + * @param want_debit account that should have been debited + * @param want_debit account that should have been credited + * @param[out] wtid set to the wire transfer identifier + * @return #GNUNET_OK on success + */ +int +FAKEBANK_check (struct FAKEBANK_Handle *h, + const struct TALER_Amount *want_amount, + uint64_t want_debit, + uint64_t want_credit, + struct TALER_WireTransferIdentifierRawP *wtid) +{ + struct Transaction *t; + + for (t = h->transactions_head; NULL != t; t = t->next) + { + if ( (want_debit == t->debit_account) && + (want_credit == t->credit_account) && + (0 == TALER_amount_cmp (want_amount, + &t->amount)) ) + { + GNUNET_CONTAINER_DLL_remove (h->transactions_head, + h->transactions_tail, + t); + *wtid = t->wtid; + GNUNET_free (t); + return GNUNET_OK; + } + } + fprintf (stderr, + "Did not find matching transaction!\nI have:\n"); + for (t = h->transactions_head; NULL != t; t = t->next) + { + char *s; + + s = TALER_amount_to_string (&t->amount); + fprintf (stderr, + "%llu -> %llu (%s)\n", + (unsigned long long) t->debit_account, + (unsigned long long) t->credit_account, + s); + GNUNET_free (s); + } + return GNUNET_SYSERR; +} + + +/** + * Check that no wire transfers were ordered (or at least none + * that have not been taken care of via #FAKEBANK_check()). + * If any transactions are onrecord, return #GNUNET_SYSERR. + * + * @param h bank instance + * @return #GNUNET_OK on success + */ +int +FAKEBANK_check_empty (struct FAKEBANK_Handle *h) +{ + struct Transaction *t; + + if (NULL == h->transactions_head) + return GNUNET_OK; + + fprintf (stderr, + "Expected empty transaction set, but I have:\n"); + for (t = h->transactions_head; NULL != t; t = t->next) + { + char *s; + + s = TALER_amount_to_string (&t->amount); + fprintf (stderr, + "%llu -> %llu (%s)\n", + (unsigned long long) t->debit_account, + (unsigned long long) t->credit_account, + s); + GNUNET_free (s); + } + return GNUNET_SYSERR; +} + + +/** + * Stop running the fake bank. + * + * @param h bank to stop + */ +void +FAKEBANK_stop (struct FAKEBANK_Handle *h) +{ + if (NULL != h->mhd_task) + { + GNUNET_SCHEDULER_cancel (h->mhd_task); + h->mhd_task = NULL; + } + if (NULL != h->mhd_bank) + { + MHD_stop_daemon (h->mhd_bank); + h->mhd_bank = NULL; + } + GNUNET_free (h); +} + + +/** + * Function called whenever MHD is done with a request. If the + * request was a POST, we may have stored a `struct Buffer *` in the + * @a con_cls that might still need to be cleaned up. Call the + * respective function to free the memory. + * + * @param cls client-defined closure + * @param connection connection handle + * @param con_cls value as set by the last call to + * the #MHD_AccessHandlerCallback + * @param toe reason for request termination + * @see #MHD_OPTION_NOTIFY_COMPLETED + * @ingroup request + */ +static void +handle_mhd_completion_callback (void *cls, + struct MHD_Connection *connection, + void **con_cls, + enum MHD_RequestTerminationCode toe) +{ + /* struct FAKEBANK_Handle *h = cls; */ + + GNUNET_JSON_post_parser_cleanup (*con_cls); + *con_cls = NULL; +} + + +/** + * Handle incoming HTTP request. + * + * @param cls closure for MHD daemon (unused) + * @param connection the connection + * @param url the requested url + * @param method the method (POST, GET, ...) + * @param version HTTP version (ignored) + * @param upload_data request data + * @param upload_data_size size of @a upload_data in bytes + * @param con_cls closure for request (a `struct Buffer *`) + * @return MHD result code + */ +static int +handle_mhd_request (void *cls, + struct MHD_Connection *connection, + const char *url, + const char *method, + const char *version, + const char *upload_data, + size_t *upload_data_size, + void **con_cls) +{ + struct FAKEBANK_Handle *h = cls; + enum GNUNET_JSON_PostResult pr; + json_t *json; + struct Transaction *t; + struct MHD_Response *resp; + int ret; + + if (0 != strcasecmp (url, + "/admin/add/incoming")) + { + /* Unexpected URI path, just close the connection. */ + /* we're rather impolite here, but it's a testcase. */ + GNUNET_break_op (0); + return MHD_NO; + } + pr = GNUNET_JSON_post_parser (REQUEST_BUFFER_MAX, + con_cls, + upload_data, + upload_data_size, + &json); + switch (pr) + { + case GNUNET_JSON_PR_OUT_OF_MEMORY: + GNUNET_break (0); + return MHD_NO; + case GNUNET_JSON_PR_CONTINUE: + return MHD_YES; + case GNUNET_JSON_PR_REQUEST_TOO_LARGE: + GNUNET_break (0); + return MHD_NO; + case GNUNET_JSON_PR_JSON_INVALID: + GNUNET_break (0); + return MHD_NO; + case GNUNET_JSON_PR_SUCCESS: + break; + } + t = GNUNET_new (struct Transaction); + { + struct GNUNET_JSON_Specification spec[] = { + GNUNET_JSON_spec_fixed_auto ("wtid", &t->wtid), + GNUNET_JSON_spec_uint64 ("debit_account", &t->debit_account), + GNUNET_JSON_spec_uint64 ("credit_account", &t->credit_account), + TALER_JSON_spec_amount ("amount", &t->amount), + GNUNET_JSON_spec_end () + }; + if (GNUNET_OK != + GNUNET_JSON_parse (json, + spec, + NULL, NULL)) + { + GNUNET_break (0); + json_decref (json); + return MHD_NO; + } + GNUNET_CONTAINER_DLL_insert (h->transactions_head, + h->transactions_tail, + t); + } + GNUNET_log (GNUNET_ERROR_TYPE_INFO, + "Receiving incoming wire transfer: %llu->%llu\n", + (unsigned long long) t->debit_account, + (unsigned long long) t->credit_account); + json_decref (json); + resp = MHD_create_response_from_buffer (0, "", MHD_RESPMEM_PERSISTENT); + ret = MHD_queue_response (connection, + MHD_HTTP_OK, + resp); + MHD_destroy_response (resp); + return ret; +} + + +/** + * Task run whenever HTTP server operations are pending. + * + * @param cls the `struct FAKEBANK_Handle` + */ +static void +run_mhd (void *cls); + + +/** + * Schedule MHD. This function should be called initially when an + * MHD is first getting its client socket, and will then automatically + * always be called later whenever there is work to be done. + */ +static void +schedule_httpd (struct FAKEBANK_Handle *h) +{ + fd_set rs; + fd_set ws; + fd_set es; + struct GNUNET_NETWORK_FDSet *wrs; + struct GNUNET_NETWORK_FDSet *wws; + int max; + int haveto; + MHD_UNSIGNED_LONG_LONG timeout; + struct GNUNET_TIME_Relative tv; + + FD_ZERO (&rs); + FD_ZERO (&ws); + FD_ZERO (&es); + max = -1; + if (MHD_YES != MHD_get_fdset (h->mhd_bank, &rs, &ws, &es, &max)) + { + GNUNET_assert (0); + return; + } + haveto = MHD_get_timeout (h->mhd_bank, &timeout); + if (MHD_YES == haveto) + tv.rel_value_us = (uint64_t) timeout * 1000LL; + else + tv = GNUNET_TIME_UNIT_FOREVER_REL; + if (-1 != max) + { + wrs = GNUNET_NETWORK_fdset_create (); + wws = GNUNET_NETWORK_fdset_create (); + GNUNET_NETWORK_fdset_copy_native (wrs, &rs, max + 1); + GNUNET_NETWORK_fdset_copy_native (wws, &ws, max + 1); + } + else + { + wrs = NULL; + wws = NULL; + } + if (NULL != h->mhd_task) + GNUNET_SCHEDULER_cancel (h->mhd_task); + h->mhd_task = + GNUNET_SCHEDULER_add_select (GNUNET_SCHEDULER_PRIORITY_DEFAULT, + tv, + wrs, + wws, + &run_mhd, h); + if (NULL != wrs) + GNUNET_NETWORK_fdset_destroy (wrs); + if (NULL != wws) + GNUNET_NETWORK_fdset_destroy (wws); +} + + +/** + * Task run whenever HTTP server operations are pending. + * + * @param cls the `struct FAKEBANK_Handle` + */ +static void +run_mhd (void *cls) +{ + struct FAKEBANK_Handle *h = cls; + + h->mhd_task = NULL; + MHD_run (h->mhd_bank); + schedule_httpd (h); +} + + +/** + * Start the fake bank. + * + * @param port port to listen to + * @return NULL on error + */ +struct FAKEBANK_Handle * +FAKEBANK_start (uint16_t port) +{ + struct FAKEBANK_Handle *h; + + h = GNUNET_new (struct FAKEBANK_Handle); + h->mhd_bank = MHD_start_daemon (MHD_USE_DEBUG, + port, + NULL, NULL, + &handle_mhd_request, h, + MHD_OPTION_NOTIFY_COMPLETED, + &handle_mhd_completion_callback, h, + MHD_OPTION_END); + if (NULL == h->mhd_bank) + { + GNUNET_free (h); + return NULL; + } + schedule_httpd (h); + return h; +} diff --git a/src/bank-lib/fakebank.h b/src/bank-lib/fakebank.h new file mode 100644 index 000000000..5a4c13cd1 --- /dev/null +++ b/src/bank-lib/fakebank.h @@ -0,0 +1,94 @@ +/* + This file is part of TALER + (C) 2016 Inria and GNUnet e.V. + + 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, If not, see +*/ + +/** + * @file bank-lib/fakebank.h + * @brief API for a library that fakes being a Taler bank + * @author Christian Grothoff + */ +#ifndef FAKEBANK_H +#define FAKEBANK_H + +#include "taler_util.h" +#include +#include "taler_json_lib.h" +#include + +/** + * Handle for the fake bank. + */ +struct FAKEBANK_Handle; + + +/** + * Start the fake bank. The fake bank will, like the normal bank, + * listen for requests for /admin/add/incoming. However, instead of + * executing or storing those requests, it will simply allow querying + * whether such a request has been made via #FAKEBANK_check(). + * + * This is useful for writing testcases to check whether the exchange + * would have issued the correct wire transfer orders. + * + * @param port port to listen to + * @return NULL on error + */ +struct FAKEBANK_Handle * +FAKEBANK_start (uint16_t port); + + +/** + * Check that no wire transfers were ordered (or at least none + * that have not been taken care of via #FAKEBANK_check()). + * If any transactions are onrecord, return #GNUNET_SYSERR. + * + * @param h bank instance + * @return #GNUNET_OK on success + */ +int +FAKEBANK_check_empty (struct FAKEBANK_Handle *h); + + +/** + * Check that the @a want_amount was transferred from the @a + * want_debit to the @a want_credit account. If so, set the @a wtid + * to the transfer identifier and remove the transaction from the + * list. If the transaction was not recorded, return #GNUNET_SYSERR. + * + * @param h bank instance + * @param want_amount transfer amount desired + * @param want_debit account that should have been debited + * @param want_debit account that should have been credited + * @param[out] wtid set to the wire transfer identifier + * @return #GNUNET_OK on success + */ +int +FAKEBANK_check (struct FAKEBANK_Handle *h, + const struct TALER_Amount *want_amount, + uint64_t want_debit, + uint64_t want_credit, + struct TALER_WireTransferIdentifierRawP *wtid); + + +/** + * Stop running the fake bank. + * + * @param h bank to stop + */ +void +FAKEBANK_stop (struct FAKEBANK_Handle *h); + + +#endif diff --git a/src/exchange/Makefile.am b/src/exchange/Makefile.am index a283e78b8..8dcd2e689 100644 --- a/src/exchange/Makefile.am +++ b/src/exchange/Makefile.am @@ -1,5 +1,5 @@ # This Makefile.am is in the public domain -AM_CPPFLAGS = -I$(top_srcdir)/src/include +AM_CPPFLAGS = -I$(top_srcdir)/src/include -I$(top_srcdir)/src/bank-lib/ if USE_COVERAGE AM_CFLAGS = --coverage -O0 @@ -70,6 +70,7 @@ test_taler_exchange_aggregator_postgres_SOURCES = \ test_taler_exchange_aggregator_postgres_LDADD = \ $(LIBGCRYPT_LIBS) \ $(top_builddir)/src/exchangedb/libtalerexchangedb.la \ + $(top_builddir)/src/bank-lib/libfakebank.la \ $(top_builddir)/src/json/libtalerjson.la \ $(top_builddir)/src/util/libtalerutil.la \ -lmicrohttpd \ diff --git a/src/exchange/test_taler_exchange_aggregator.c b/src/exchange/test_taler_exchange_aggregator.c index a799316f3..54d63a461 100644 --- a/src/exchange/test_taler_exchange_aggregator.c +++ b/src/exchange/test_taler_exchange_aggregator.c @@ -25,50 +25,9 @@ #include "taler_json_lib.h" #include "taler_exchangedb_plugin.h" #include +#include "fakebank.h" -/** - * Maximum POST request size (for /admin/add/incoming) - */ -#define REQUEST_BUFFER_MAX (4*1024) - -/** - * Details about a transcation we (as the simulated bank) received. - */ -struct Transaction -{ - - /** - * We store transactions in a DLL. - */ - struct Transaction *next; - - /** - * We store transactions in a DLL. - */ - struct Transaction *prev; - - /** - * Amount to be transferred. - */ - struct TALER_Amount amount; - - /** - * Account to debit. - */ - uint64_t debit_account; - - /** - * Account to credit. - */ - uint64_t credit_account; - - /** - * Subject of the transfer. - */ - struct TALER_WireTransferIdentifierRawP wtid; -}; - /** * Commands for the interpreter. @@ -270,31 +229,11 @@ static struct GNUNET_OS_Process *aggregator_proc; */ static struct State *aggregator_state; -/** - * HTTP server we run to pretend to be the "test" bank. - */ -static struct MHD_Daemon *mhd_bank; - -/** - * Task running HTTP server for the "test" bank. - */ -static struct GNUNET_SCHEDULER_Task *mhd_task; - /** * Task running the interpreter(). */ static struct GNUNET_SCHEDULER_Task *int_task; -/** - * We store transactions in a DLL. - */ -static struct Transaction *transactions_head; - -/** - * We store transactions in a DLL. - */ -static struct Transaction *transactions_tail; - /** * Private key we use for fake coins. */ @@ -305,6 +244,11 @@ static struct GNUNET_CRYPTO_RsaPrivateKey *coin_pk; */ static struct GNUNET_CRYPTO_RsaPublicKey *coin_pub; +/** + * Handle for our fake bank. + */ +static struct FAKEBANK_Handle *fb; + /** * Interprets the commands from the test program. @@ -324,20 +268,15 @@ static void shutdown_action (void *cls) { shutdown_task = NULL; - if (NULL != mhd_task) - { - GNUNET_SCHEDULER_cancel (mhd_task); - mhd_task = NULL; - } if (NULL != int_task) { GNUNET_SCHEDULER_cancel (int_task); int_task = NULL; } - if (NULL != mhd_bank) + if (NULL != fb) { - MHD_stop_daemon (mhd_bank); - mhd_bank = NULL; + FAKEBANK_stop (fb); + fb = NULL; } if (NULL == aggregator_proc) { @@ -573,24 +512,8 @@ interpreter (void *cls) NULL); return; case OPCODE_EXPECT_TRANSACTIONS_EMPTY: - if (NULL != transactions_head) + if (GNUNET_OK != FAKEBANK_check_empty (fb)) { - struct Transaction *t; - - fprintf (stderr, - "Expected empty transaction set, but I have:\n"); - for (t = transactions_head; NULL != t; t = t->next) - { - char *s; - - s = TALER_amount_to_string (&t->amount); - fprintf (stderr, - "%llu -> %llu (%s)\n", - (unsigned long long) t->debit_account, - (unsigned long long) t->credit_account, - s); - GNUNET_free (s); - } fail (cmd); return; } @@ -608,8 +531,6 @@ interpreter (void *cls) case OPCODE_EXPECT_TRANSACTION: { struct TALER_Amount want_amount; - struct Transaction *t; - int found; if (GNUNET_OK != TALER_string_to_amount (cmd->details.expect_transaction.amount, @@ -619,39 +540,13 @@ interpreter (void *cls) fail (cmd); return; } - found = GNUNET_NO; - for (t = transactions_head; NULL != t; t = t->next) + if (GNUNET_OK != + FAKEBANK_check (fb, + &want_amount, + cmd->details.expect_transaction.debit_account, + cmd->details.expect_transaction.credit_account, + &cmd->details.expect_transaction.wtid)) { - if ( (cmd->details.expect_transaction.debit_account == t->debit_account) && - (cmd->details.expect_transaction.credit_account == t->credit_account) && - (0 == TALER_amount_cmp (&want_amount, - &t->amount)) ) - { - GNUNET_CONTAINER_DLL_remove (transactions_head, - transactions_tail, - t); - cmd->details.expect_transaction.wtid = t->wtid; - GNUNET_free (t); - found = GNUNET_YES; - break; - } - } - if (GNUNET_NO == found) - { - fprintf (stderr, - "Did not find matching transaction!\nI have:\n"); - for (t = transactions_head; NULL != t; t = t->next) - { - char *s; - - s = TALER_amount_to_string (&t->amount); - fprintf (stderr, - "%llu -> %llu (%s)\n", - (unsigned long long) t->debit_account, - (unsigned long long) t->credit_account, - s); - GNUNET_free (s); - } fail (cmd); return; } @@ -1209,205 +1104,6 @@ run_test () } -/** - * Function called whenever MHD is done with a request. If the - * request was a POST, we may have stored a `struct Buffer *` in the - * @a con_cls that might still need to be cleaned up. Call the - * respective function to free the memory. - * - * @param cls client-defined closure - * @param connection connection handle - * @param con_cls value as set by the last call to - * the #MHD_AccessHandlerCallback - * @param toe reason for request termination - * @see #MHD_OPTION_NOTIFY_COMPLETED - * @ingroup request - */ -static void -handle_mhd_completion_callback (void *cls, - struct MHD_Connection *connection, - void **con_cls, - enum MHD_RequestTerminationCode toe) -{ - GNUNET_JSON_post_parser_cleanup (*con_cls); - *con_cls = NULL; -} - - -/** - * Handle incoming HTTP request. - * - * @param cls closure for MHD daemon (unused) - * @param connection the connection - * @param url the requested url - * @param method the method (POST, GET, ...) - * @param version HTTP version (ignored) - * @param upload_data request data - * @param upload_data_size size of @a upload_data in bytes - * @param con_cls closure for request (a `struct Buffer *`) - * @return MHD result code - */ -static int -handle_mhd_request (void *cls, - struct MHD_Connection *connection, - const char *url, - const char *method, - const char *version, - const char *upload_data, - size_t *upload_data_size, - void **con_cls) -{ - enum GNUNET_JSON_PostResult pr; - json_t *json; - struct Transaction *t; - struct MHD_Response *resp; - int ret; - - if (0 != strcasecmp (url, - "/admin/add/incoming")) - { - /* Unexpected URI path, just close the connection. */ - /* we're rather impolite here, but it's a testcase. */ - GNUNET_break_op (0); - return MHD_NO; - } - pr = GNUNET_JSON_post_parser (REQUEST_BUFFER_MAX, - con_cls, - upload_data, - upload_data_size, - &json); - switch (pr) - { - case GNUNET_JSON_PR_OUT_OF_MEMORY: - GNUNET_break (0); - return MHD_NO; - case GNUNET_JSON_PR_CONTINUE: - return MHD_YES; - case GNUNET_JSON_PR_REQUEST_TOO_LARGE: - GNUNET_break (0); - return MHD_NO; - case GNUNET_JSON_PR_JSON_INVALID: - GNUNET_break (0); - return MHD_NO; - case GNUNET_JSON_PR_SUCCESS: - break; - } - t = GNUNET_new (struct Transaction); - { - struct GNUNET_JSON_Specification spec[] = { - GNUNET_JSON_spec_fixed_auto ("wtid", &t->wtid), - GNUNET_JSON_spec_uint64 ("debit_account", &t->debit_account), - GNUNET_JSON_spec_uint64 ("credit_account", &t->credit_account), - TALER_JSON_spec_amount ("amount", &t->amount), - GNUNET_JSON_spec_end () - }; - if (GNUNET_OK != - GNUNET_JSON_parse (json, - spec, - NULL, NULL)) - { - GNUNET_break (0); - json_decref (json); - return MHD_NO; - } - GNUNET_CONTAINER_DLL_insert (transactions_head, - transactions_tail, - t); - } - GNUNET_log (GNUNET_ERROR_TYPE_INFO, - "Receiving incoming wire transfer: %llu->%llu\n", - (unsigned long long) t->debit_account, - (unsigned long long) t->credit_account); - json_decref (json); - resp = MHD_create_response_from_buffer (0, "", MHD_RESPMEM_PERSISTENT); - ret = MHD_queue_response (connection, - MHD_HTTP_OK, - resp); - MHD_destroy_response (resp); - return ret; -} - - -/** - * Task run whenever HTTP server operations are pending. - * - * @param cls NULL - */ -static void -run_mhd (void *cls); - - -/** - * Schedule MHD. This function should be called initially when an - * MHD is first getting its client socket, and will then automatically - * always be called later whenever there is work to be done. - */ -static void -schedule_httpd () -{ - fd_set rs; - fd_set ws; - fd_set es; - struct GNUNET_NETWORK_FDSet *wrs; - struct GNUNET_NETWORK_FDSet *wws; - int max; - int haveto; - MHD_UNSIGNED_LONG_LONG timeout; - struct GNUNET_TIME_Relative tv; - - FD_ZERO (&rs); - FD_ZERO (&ws); - FD_ZERO (&es); - max = -1; - if (MHD_YES != MHD_get_fdset (mhd_bank, &rs, &ws, &es, &max)) - { - GNUNET_assert (0); - return; - } - haveto = MHD_get_timeout (mhd_bank, &timeout); - if (MHD_YES == haveto) - tv.rel_value_us = (uint64_t) timeout * 1000LL; - else - tv = GNUNET_TIME_UNIT_FOREVER_REL; - if (-1 != max) - { - wrs = GNUNET_NETWORK_fdset_create (); - wws = GNUNET_NETWORK_fdset_create (); - GNUNET_NETWORK_fdset_copy_native (wrs, &rs, max + 1); - GNUNET_NETWORK_fdset_copy_native (wws, &ws, max + 1); - } - else - { - wrs = NULL; - wws = NULL; - } - if (NULL != mhd_task) - GNUNET_SCHEDULER_cancel (mhd_task); - mhd_task = - GNUNET_SCHEDULER_add_select (GNUNET_SCHEDULER_PRIORITY_DEFAULT, - tv, - wrs, - wws, - &run_mhd, NULL); - if (NULL != wrs) - GNUNET_NETWORK_fdset_destroy (wrs); - if (NULL != wws) - GNUNET_NETWORK_fdset_destroy (wws); -} - - -/** - * Task run whenever HTTP server operations are pending. - * - * @param cls NULL - */ -static void -run_mhd (void *cls) -{ - mhd_task = NULL; - MHD_run (mhd_bank); - schedule_httpd (); -} /** @@ -1466,18 +1162,13 @@ run (void *cls) &shutdown_action, NULL); result = 1; /* test failed for undefined reason */ - mhd_bank = MHD_start_daemon (MHD_USE_DEBUG, - 8082, - NULL, NULL, - &handle_mhd_request, NULL, - MHD_OPTION_NOTIFY_COMPLETED, &handle_mhd_completion_callback, NULL, - MHD_OPTION_END); - if (NULL == mhd_bank) + fb = FAKEBANK_start (8082); + if (NULL == fb) { GNUNET_SCHEDULER_shutdown (); + result = 77; return; } - schedule_httpd (); run_test (); }