From 999209518d3eb5ddc7c83011253ec1d2bb32b170 Mon Sep 17 00:00:00 2001 From: Christian Grothoff Date: Wed, 18 Jan 2023 14:25:58 +0100 Subject: new AML APIs (libtalerexchange) --- src/lib/exchange_api_management_add_partner.c | 232 ++++++++++++++++++++++++++ 1 file changed, 232 insertions(+) create mode 100644 src/lib/exchange_api_management_add_partner.c (limited to 'src/lib/exchange_api_management_add_partner.c') diff --git a/src/lib/exchange_api_management_add_partner.c b/src/lib/exchange_api_management_add_partner.c new file mode 100644 index 000000000..264fd664e --- /dev/null +++ b/src/lib/exchange_api_management_add_partner.c @@ -0,0 +1,232 @@ +/* + This file is part of TALER + Copyright (C) 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 + +*/ +/** + * @file lib/exchange_api_management_add_partner.c + * @brief functions to add an partner by an AML officer + * @author Christian Grothoff + */ +#include "platform.h" +#include "taler_json_lib.h" +#include +#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_ManagementAddPartner +{ + + /** + * 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_ManagementAddPartnerCallback 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 POST /aml-decision/$OFFICER_PUB request. + * + * @param cls the `struct TALER_EXCHANGE_ManagementAddPartner *` + * @param response_code HTTP response code, 0 on error + * @param response response body, NULL if not in JSON + */ +static void +handle_add_partner_finished (void *cls, + long response_code, + const void *response) +{ + struct TALER_EXCHANGE_ManagementAddPartner *wh = cls; + const json_t *json = response; + struct TALER_EXCHANGE_HttpResponse hr = { + .http_status = (unsigned int) response_code, + .reply = json + }; + + wh->job = NULL; + switch (response_code) + { + case 0: + /* no reply */ + hr.ec = TALER_EC_GENERIC_INVALID_RESPONSE; + hr.hint = "server offline?"; + break; + case MHD_HTTP_NO_CONTENT: + break; + case MHD_HTTP_FORBIDDEN: + hr.ec = TALER_JSON_get_error_code (json); + hr.hint = TALER_JSON_get_error_hint (json); + break; + case MHD_HTTP_CONFLICT: + hr.ec = TALER_JSON_get_error_code (json); + hr.hint = TALER_JSON_get_error_hint (json); + break; + default: + /* unexpected response code */ + GNUNET_break_op (0); + hr.ec = TALER_JSON_get_error_code (json); + hr.hint = TALER_JSON_get_error_hint (json); + GNUNET_log (GNUNET_ERROR_TYPE_ERROR, + "Unexpected response code %u/%d for adding exchange partner\n", + (unsigned int) response_code, + (int) hr.ec); + break; + } + if (NULL != wh->cb) + { + wh->cb (wh->cb_cls, + &hr); + wh->cb = NULL; + } + TALER_EXCHANGE_management_add_partner_cancel (wh); +} + + +struct TALER_EXCHANGE_ManagementAddPartner * +TALER_EXCHANGE_management_add_partner ( + struct GNUNET_CURL_Context *ctx, + const char *url, + const struct TALER_MasterPublicKeyP *partner_pub, + struct GNUNET_TIME_Timestamp start_date, + struct GNUNET_TIME_Timestamp end_date, + struct GNUNET_TIME_Relative wad_frequency, + const struct TALER_Amount *wad_fee, + const char *partner_base_url, + const struct TALER_MasterSignatureP *master_sig, + TALER_EXCHANGE_ManagementAddPartnerCallback cb, + void *cb_cls) +{ + struct TALER_EXCHANGE_ManagementAddPartner *wh; + CURL *eh; + json_t *body; + + wh = GNUNET_new (struct TALER_EXCHANGE_ManagementAddPartner); + wh->cb = cb; + wh->cb_cls = cb_cls; + wh->ctx = ctx; + { + char *path; + char opus[sizeof (*partner_pub) * 2]; + char *end; + + end = GNUNET_STRINGS_data_to_string ( + partner_pub, + sizeof (*partner_pub), + opus, + sizeof (opus)); + *end = '\0'; + GNUNET_asprintf (&path, + "management/partners/%s", + opus); + wh->url = TALER_url_join (url, + path, + NULL); + GNUNET_free (path); + } + 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 ("partner_base_url", + partner_base_url), + GNUNET_JSON_pack_timestamp ("start_date", + start_date), + GNUNET_JSON_pack_timestamp ("end_date", + end_date), + GNUNET_JSON_pack_time_rel ("wad_frequency", + wad_frequency), + GNUNET_JSON_pack_data_auto ("master_sig", + &master_sig), + TALER_JSON_pack_amount ("wad_fee", + wad_fee) + ); + 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); + 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_add_partner_finished, + wh); + if (NULL == wh->job) + { + TALER_EXCHANGE_management_add_partner_cancel (wh); + return NULL; + } + return wh; +} + + +void +TALER_EXCHANGE_management_add_partner_cancel ( + struct TALER_EXCHANGE_ManagementAddPartner *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); +} -- cgit v1.2.3