[age restriction] progress 7/n
First steps towards /management/extensions API
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@ -2613,6 +2613,61 @@ void
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TALER_EXCHANGE_post_management_keys_cancel (
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TALER_EXCHANGE_post_management_keys_cancel (
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struct TALER_EXCHANGE_ManagementPostKeysHandle *ph);
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struct TALER_EXCHANGE_ManagementPostKeysHandle *ph);
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/**
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* Information needed for a POST /management/extensions operation.
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*/
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struct TALER_EXCHANGE_ManagementPostExtensionsData
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{
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/* FIXME-oec: define data structure */
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};
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/**
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* Function called with information about the post extensions operation result.
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*
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* @param cls closure
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* @param hr HTTP response data
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*/
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typedef void
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(*TALER_EXCHANGE_ManagementPostExtensionsCallback) (
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void *cls,
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const struct TALER_EXCHANGE_HttpResponse *hr);
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/**
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* @brief Handle for a POST /management/extensions request.
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*/
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle;
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/**
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* FIXME-oec: Provide correct explanation of this function.
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*
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* @param ctx the context
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* @param url HTTP base URL for the exchange
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* @param pkd signature data to POST
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* @param cb function to call with the exchange's result
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* @param cb_cls closure for @a cb
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* @return the request handle; NULL upon error
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*/
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *
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TALER_EXCHANGE_management_post_extensions (
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struct GNUNET_CURL_Context *ctx,
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const char *url,
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const struct TALER_EXCHANGE_ManagementPostExtensionsData *pkd,
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TALER_EXCHANGE_ManagementPostExtensionsCallback cb,
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void *cb_cls);
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/**
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* Cancel #TALER_EXCHANGE_post_management_extensions() operation.
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*
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* @param ph handle of the operation to cancel
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*/
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void
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TALER_EXCHANGE_management_post_extensions_cancel (
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *ph);
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/**
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/**
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* Function called with information about the post revocation operation result.
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* Function called with information about the post revocation operation result.
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*
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*
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@ -35,6 +35,7 @@ libtalerexchange_la_SOURCES = \
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exchange_api_management_auditor_enable.c \
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exchange_api_management_auditor_enable.c \
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exchange_api_management_get_keys.c \
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exchange_api_management_get_keys.c \
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exchange_api_management_post_keys.c \
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exchange_api_management_post_keys.c \
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exchange_api_management_post_extensions.c \
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exchange_api_management_revoke_denomination_key.c \
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exchange_api_management_revoke_denomination_key.c \
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exchange_api_management_revoke_signing_key.c \
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exchange_api_management_revoke_signing_key.c \
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exchange_api_management_set_wire_fee.c \
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exchange_api_management_set_wire_fee.c \
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239
src/lib/exchange_api_management_post_extensions.c
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239
src/lib/exchange_api_management_post_extensions.c
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@ -0,0 +1,239 @@
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/*
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This file is part of TALER
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Copyright (C) 2015-2021 Taler Systems SA
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see
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<http://www.gnu.org/licenses/>
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*/
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/**
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* @file lib/exchange_api_management_post_extensions.c
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* @brief functions to handle the settings for extensions (p2p and age restriction)
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* @author Özgür Kesim
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*/
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#include "platform.h"
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#include "taler_json_lib.h"
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#include <gnunet/gnunet_curl_lib.h>
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#include "taler_exchange_service.h"
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#include "taler_signatures.h"
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#include "taler_curl_lib.h"
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#include "taler_json_lib.h"
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/**
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* @brief Handle for a POST /management/extensions request.
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*/
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle
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{
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/**
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* The url for this request.
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*/
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char *url;
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/**
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* Minor context that holds body and headers.
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*/
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struct TALER_CURL_PostContext post_ctx;
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/**
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* Handle for the request.
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*/
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struct GNUNET_CURL_Job *job;
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/**
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* Function to call with the result.
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*/
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TALER_EXCHANGE_ManagementPostExtensionsCallback cb;
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/**
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* Closure for @a cb.
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*/
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void *cb_cls;
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/**
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* Reference to the execution context.
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*/
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struct GNUNET_CURL_Context *ctx;
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};
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/**
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* Function called when we're done processing the
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* HTTP POST /management/extensions request.
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*
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* @param cls the `struct TALER_EXCHANGE_ManagementPostExtensionsHandle *`
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* @param response_code HTTP response code, 0 on error
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* @param response response body, NULL if not in JSON
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*/
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static void
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handle_post_extensions_finished (void *cls,
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long response_code,
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const void *response)
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{
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *ph = cls;
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const json_t *json = response;
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struct TALER_EXCHANGE_HttpResponse hr = {
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.http_status = (unsigned int) response_code,
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.reply = json
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};
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ph->job = NULL;
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switch (response_code)
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{
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case MHD_HTTP_NO_CONTENT:
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break;
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case MHD_HTTP_FORBIDDEN:
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hr.ec = TALER_JSON_get_error_code (json);
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hr.hint = TALER_JSON_get_error_hint (json);
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break;
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case MHD_HTTP_NOT_FOUND:
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hr.ec = TALER_JSON_get_error_code (json);
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hr.hint = TALER_JSON_get_error_hint (json);
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break;
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default:
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/* unexpected response code */
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GNUNET_break_op (0);
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hr.ec = TALER_JSON_get_error_code (json);
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hr.hint = TALER_JSON_get_error_hint (json);
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GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
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"Unexpected response code %u/%d for exchange management post extensions\n",
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(unsigned int) response_code,
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(int) hr.ec);
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break;
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}
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if (NULL != ph->cb)
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{
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ph->cb (ph->cb_cls,
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&hr);
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ph->cb = NULL;
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}
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TALER_EXCHANGE_management_post_extensions_cancel (ph);
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}
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *
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TALER_EXCHANGE_management_post_extensions (
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struct GNUNET_CURL_Context *ctx,
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const char *url,
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const struct TALER_EXCHANGE_ManagementPostExtensionsData *pkd,
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TALER_EXCHANGE_ManagementPostKeysCallback cb,
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void *cb_cls)
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{
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *ph;
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// FIXME-oec: TODO!
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/*
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CURL *eh;
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json_t *body;
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json_t *denom_sigs;
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json_t *signkey_sigs;
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ph = GNUNET_new (struct TALER_EXCHANGE_ManagementPostExtensionsHandle);
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ph->cb = cb;
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ph->cb_cls = cb_cls;
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ph->ctx = ctx;
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ph->url = TALER_url_join (url,
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"management/extensions",
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NULL);
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if (NULL == ph->url)
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{
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GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
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"Could not construct request URL.\n");
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GNUNET_free (ph);
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return NULL;
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}
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denom_sigs = json_array ();
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GNUNET_assert (NULL != denom_sigs);
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for (unsigned int i = 0; i<pkd->num_denom_sigs; i++)
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{
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const struct TALER_EXCHANGE_DenominationKeySignature *dks
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= &pkd->denom_sigs[i];
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GNUNET_assert (0 ==
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json_array_append_new (
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denom_sigs,
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GNUNET_JSON_PACK (
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GNUNET_JSON_pack_data_auto ("h_denom_pub",
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&dks->h_denom_pub),
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GNUNET_JSON_pack_data_auto ("master_sig",
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&dks->master_sig))));
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}
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signkey_sigs = json_array ();
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GNUNET_assert (NULL != signkey_sigs);
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for (unsigned int i = 0; i<pkd->num_sign_sigs; i++)
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{
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const struct TALER_EXCHANGE_SigningKeySignature *sks
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= &pkd->sign_sigs[i];
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GNUNET_assert (0 ==
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json_array_append_new (
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signkey_sigs,
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GNUNET_JSON_PACK (
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GNUNET_JSON_pack_data_auto ("exchange_pub",
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&sks->exchange_pub),
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GNUNET_JSON_pack_data_auto ("master_sig",
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&sks->master_sig))));
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}
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body = GNUNET_JSON_PACK (
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GNUNET_JSON_pack_array_steal ("denom_sigs",
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denom_sigs),
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GNUNET_JSON_pack_array_steal ("signkey_sigs",
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signkey_sigs));
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eh = curl_easy_init ();
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GNUNET_assert (NULL != eh);
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if (GNUNET_OK !=
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TALER_curl_easy_post (&ph->post_ctx,
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eh,
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body))
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{
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GNUNET_break (0);
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json_decref (body);
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GNUNET_free (ph->url);
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GNUNET_free (eh);
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return NULL;
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}
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json_decref (body);
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GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
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"Requesting URL '%s'\n",
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ph->url);
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GNUNET_assert (CURLE_OK == curl_easy_setopt (eh,
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CURLOPT_URL,
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ph->url));
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ph->job = GNUNET_CURL_job_add2 (ctx,
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eh,
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ph->post_ctx.headers,
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&handle_post_keys_finished,
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ph);
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if (NULL == ph->job)
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{
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TALER_EXCHANGE_post_management_keys_cancel (ph);
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return NULL;
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}
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*/
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return ph;
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}
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void
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TALER_EXCHANGE_post_management_extensions_cancel (
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struct TALER_EXCHANGE_ManagementPostExtensionsHandle *ph)
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{
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/* FIXME-oec: TODO
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if (NULL != ph->job)
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{
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GNUNET_CURL_job_cancel (ph->job);
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ph->job = NULL;
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}
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TALER_curl_easy_post_finished (&ph->post_ctx);
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GNUNET_free (ph->url);
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GNUNET_free (ph);
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*/
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}
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