diff options
Diffstat (limited to 'src/lib/exchange_api_management_wire_enable.c')
| -rw-r--r-- | src/lib/exchange_api_management_wire_enable.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/src/lib/exchange_api_management_wire_enable.c b/src/lib/exchange_api_management_wire_enable.c new file mode 100644 index 000000000..9a163b558 --- /dev/null +++ b/src/lib/exchange_api_management_wire_enable.c @@ -0,0 +1,253 @@ +/* + This file is part of TALER + Copyright (C) 2015-2023 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 + <http://www.gnu.org/licenses/> +*/ +/** + * @file lib/exchange_api_management_wire_enable.c + * @brief functions to enable an exchange wire method / bank account + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_json_lib.h" +#include <gnunet/gnunet_curl_lib.h> +#include "taler_exchange_service.h" +#include "exchange_api_curl_defaults.h" +#include "taler_signatures.h" +#include "taler_curl_lib.h" +#include "taler_json_lib.h" + + +struct TALER_EXCHANGE_ManagementWireEnableHandle +{ + + /** + * The url for this request. + */ + char *url; + + /** + * Minor context that holds body and headers. + */ + struct TALER_CURL_PostContext post_ctx; + + /** + * Handle for the request. + */ + struct GNUNET_CURL_Job *job; + + /** + * Function to call with the result. + */ + TALER_EXCHANGE_ManagementWireEnableCallback cb; + + /** + * Closure for @a cb. + */ + void *cb_cls; + + /** + * Reference to the execution context. + */ + struct GNUNET_CURL_Context *ctx; +}; + + +/** + * Function called when we're done processing the + * HTTP /management/wire request. + * + * @param cls the `struct TALER_EXCHANGE_ManagementAuditorEnableHandle *` + * @param response_code HTTP response code, 0 on error + * @param response response body, NULL if not in JSON + */ +static void +handle_auditor_enable_finished (void *cls, + long response_code, + const void *response) +{ + struct TALER_EXCHANGE_ManagementWireEnableHandle *wh = cls; + const json_t *json = response; + struct TALER_EXCHANGE_ManagementWireEnableResponse wer = { + .hr.http_status = (unsigned int) response_code, + .hr.reply = json + }; + + wh->job = NULL; + switch (response_code) + { + case 0: + /* no reply */ + wer.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; + wer.hr.hint = "server offline?"; + break; + case MHD_HTTP_NO_CONTENT: + break; + case MHD_HTTP_FORBIDDEN: + wer.hr.ec = TALER_JSON_get_error_code (json); + wer.hr.hint = TALER_JSON_get_error_hint (json); + break; + case MHD_HTTP_NOT_FOUND: + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Server did not find handler at `%s'. Did you configure the correct exchange base URL?\n", + wh->url); + if (NULL != json) + { + wer.hr.ec = TALER_JSON_get_error_code (json); + wer.hr.hint = TALER_JSON_get_error_hint (json); + } + else + { + wer.hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; + wer.hr.hint = TALER_ErrorCode_get_hint (wer.hr.ec); + } + break; + case MHD_HTTP_CONFLICT: + wer.hr.ec = TALER_JSON_get_error_code (json); + wer.hr.hint = TALER_JSON_get_error_hint (json); + break; + default: + /* unexpected response code */ + GNUNET_break_op (0); + wer.hr.ec = TALER_JSON_get_error_code (json); + wer.hr.hint = TALER_JSON_get_error_hint (json); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u/%d for exchange management enable wire\n", + (unsigned int) response_code, + (int) wer.hr.ec); + break; + } + if (NULL != wh->cb) + { + wh->cb (wh->cb_cls, + &wer); + wh->cb = NULL; + } + TALER_EXCHANGE_management_enable_wire_cancel (wh); +} + + +struct TALER_EXCHANGE_ManagementWireEnableHandle * +TALER_EXCHANGE_management_enable_wire ( + struct GNUNET_CURL_Context *ctx, + const char *url, + const char *payto_uri, + const char *conversion_url, + const json_t *debit_restrictions, + const json_t *credit_restrictions, + struct GNUNET_TIME_Timestamp validity_start, + const struct TALER_MasterSignatureP *master_sig1, + const struct TALER_MasterSignatureP *master_sig2, + const char *bank_label, + int64_t priority, + TALER_EXCHANGE_ManagementWireEnableCallback cb, + void *cb_cls) +{ + struct TALER_EXCHANGE_ManagementWireEnableHandle *wh; + CURL *eh; + json_t *body; + + { + char *msg = TALER_payto_validate (payto_uri); + + if (NULL != msg) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "payto URI is malformed: %s\n", + msg); + GNUNET_free (msg); + return NULL; + } + } + wh = GNUNET_new (struct TALER_EXCHANGE_ManagementWireEnableHandle); + wh->cb = cb; + wh->cb_cls = cb_cls; + wh->ctx = ctx; + wh->url = TALER_url_join (url, + "management/wire", + NULL); + if (NULL == wh->url) + { + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Could not construct request URL.\n"); + GNUNET_free (wh); + return NULL; + } + body = GNUNET_JSON_PACK ( + GNUNET_JSON_pack_string ("payto_uri", + payto_uri), + GNUNET_JSON_pack_array_incref ("debit_restrictions", + (json_t *) debit_restrictions), + GNUNET_JSON_pack_array_incref ("credit_restrictions", + (json_t *) credit_restrictions), + GNUNET_JSON_pack_allow_null ( + GNUNET_JSON_pack_string ("conversion_url", + conversion_url)), + GNUNET_JSON_pack_allow_null ( + GNUNET_JSON_pack_string ("bank_label", + bank_label)), + GNUNET_JSON_pack_int64 ("priority", + priority), + GNUNET_JSON_pack_data_auto ("master_sig_add", + master_sig1), + GNUNET_JSON_pack_data_auto ("master_sig_wire", + master_sig2), + GNUNET_JSON_pack_timestamp ("validity_start", + validity_start)); + eh = TALER_EXCHANGE_curl_easy_get_ (wh->url); + if ( (NULL == eh) || + (GNUNET_OK != + TALER_curl_easy_post (&wh->post_ctx, + eh, + body)) ) + { + GNUNET_break (0); + if (NULL != eh) + curl_easy_cleanup (eh); + json_decref (body); + GNUNET_free (wh->url); + GNUNET_free (wh); + return NULL; + } + json_decref (body); + GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, + "Requesting URL '%s'\n", + wh->url); + wh->job = GNUNET_CURL_job_add2 (ctx, + eh, + wh->post_ctx.headers, + &handle_auditor_enable_finished, + wh); + if (NULL == wh->job) + { + TALER_EXCHANGE_management_enable_wire_cancel (wh); + return NULL; + } + return wh; +} + + +void +TALER_EXCHANGE_management_enable_wire_cancel ( + struct TALER_EXCHANGE_ManagementWireEnableHandle *wh) +{ + if (NULL != wh->job) + { + GNUNET_CURL_job_cancel (wh->job); + wh->job = NULL; + } + TALER_curl_easy_post_finished (&wh->post_ctx); + GNUNET_free (wh->url); + GNUNET_free (wh); +} |