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-rw-r--r--src/lib/Makefile.am1
-rw-r--r--src/lib/exchange_api_management_revoke_denomination_key.c145
2 files changed, 132 insertions, 14 deletions
diff --git a/src/lib/Makefile.am b/src/lib/Makefile.am
index f7ba5fd3a..bf90c8f75 100644
--- a/src/lib/Makefile.am
+++ b/src/lib/Makefile.am
@@ -31,6 +31,7 @@ libtalerexchange_la_SOURCES = \
exchange_api_management_auditor_enable.c \
exchange_api_management_wire_disable.c \
exchange_api_management_wire_enable.c \
+ exchange_api_management_revoke_denomination_key.c \
exchange_api_management_revoke_signing_key.c \
exchange_api_melt.c \
exchange_api_recoup.c \
diff --git a/src/lib/exchange_api_management_revoke_denomination_key.c b/src/lib/exchange_api_management_revoke_denomination_key.c
index 8a7404e5b..fa2962038 100644
--- a/src/lib/exchange_api_management_revoke_denomination_key.c
+++ b/src/lib/exchange_api_management_revoke_denomination_key.c
@@ -24,6 +24,8 @@
#include <gnunet/gnunet_curl_lib.h>
#include "taler_exchange_service.h"
#include "taler_signatures.h"
+#include "taler_curl_lib.h"
+#include "taler_json_lib.h"
/**
@@ -38,6 +40,11 @@ struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle
char *url;
/**
+ * Minor context that holds body and headers.
+ */
+ struct TALER_CURL_PostContext post_ctx;
+
+ /**
* Handle for the request.
*/
struct GNUNET_CURL_Job *job;
@@ -60,16 +67,55 @@ struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle
/**
- * Inform the exchange that a denomination key was revoked.
+ * Function called when we're done processing the
+ * HTTP /management/denominations/$H_DENOM_PUB/revoke request.
*
- * @param ctx the context
- * @param url HTTP base URL for the exchange
- * @param h_denom_pub hash of the denomination public key that was revoked
- * @param master_sig signature affirming the revocation
- * @param cb function to call with the exchange's result
- * @param cb_cls closure for @a cb
- * @return the request handle; NULL upon error
+ * @param cls the `struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle *`
+ * @param response_code HTTP response code, 0 on error
+ * @param response response body, NULL if not in JSON
*/
+static void
+handle_revoke_denomination_finished (void *cls,
+ long response_code,
+ const void *response)
+{
+ struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle *rh = cls;
+ const json_t *json = response;
+ struct TALER_EXCHANGE_HttpResponse hr = {
+ .http_status = (unsigned int) response_code,
+ .reply = json
+ };
+
+ rh->job = NULL;
+ switch (response_code)
+ {
+ 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;
+ 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\n",
+ (unsigned int) response_code,
+ (int) hr.ec);
+ break;
+ }
+ if (NULL != rh->cb)
+ {
+ rh->cb (rh->cb_cls,
+ &hr);
+ rh->cb = NULL;
+ }
+ TALER_EXCHANGE_management_revoke_denomination_key_cancel (rh);
+}
+
+
struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle *
TALER_EXCHANGE_management_revoke_denomination_key (
struct GNUNET_CURL_Context *ctx,
@@ -77,14 +123,84 @@ TALER_EXCHANGE_management_revoke_denomination_key (
const struct GNUNET_HashCode *h_denom_pub,
const struct TALER_MasterSignatureP *master_sig,
TALER_EXCHANGE_ManagementRevokeDenominationKeyCallback cb,
- void *cb_cls);
+ void *cb_cls)
+{
+ struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle *rh;
+ CURL *eh;
+ json_t *body;
+
+ rh = GNUNET_new (struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle);
+ rh->cb = cb;
+ rh->cb_cls = cb_cls;
+ rh->ctx = ctx;
+ {
+ char epub_str[sizeof (*h_denom_pub) * 2];
+ char arg_str[sizeof (epub_str) + 64];
+ char *end;
+
+ end = GNUNET_STRINGS_data_to_string (h_denom_pub,
+ sizeof (*h_denom_pub),
+ epub_str,
+ sizeof (epub_str));
+ *end = '\0';
+ GNUNET_snprintf (arg_str,
+ sizeof (arg_str),
+ "management/denominations/%s/revoke",
+ epub_str);
+ rh->url = TALER_url_join (url,
+ arg_str,
+ NULL);
+ }
+ if (NULL == rh->url)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "Could not construct request URL.\n");
+ GNUNET_free (rh);
+ return NULL;
+ }
+ body = json_pack ("{s:o}",
+ "master_sig",
+ GNUNET_JSON_from_data_auto (master_sig));
+ if (NULL == body)
+ {
+ GNUNET_break (0);
+ GNUNET_free (rh->url);
+ GNUNET_free (rh);
+ return NULL;
+ }
+ eh = curl_easy_init ();
+ if (GNUNET_OK !=
+ TALER_curl_easy_post (&rh->post_ctx,
+ eh,
+ body))
+ {
+ GNUNET_break (0);
+ json_decref (body);
+ GNUNET_free (rh->url);
+ GNUNET_free (eh);
+ return NULL;
+ }
+ json_decref (body);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Requesting URL '%s'\n",
+ rh->url);
+ GNUNET_assert (CURLE_OK == curl_easy_setopt (eh,
+ CURLOPT_URL,
+ rh->url));
+ rh->job = GNUNET_CURL_job_add2 (ctx,
+ eh,
+ rh->post_ctx.headers,
+ &handle_revoke_denomination_finished,
+ rh);
+ if (NULL == rh->job)
+ {
+ TALER_EXCHANGE_management_revoke_denomination_key_cancel (rh);
+ return NULL;
+ }
+ return rh;
+}
-/**
- * Cancel #TALER_EXCHANGE_management_revoke_denomination_key() operation.
- *
- * @param rh handle of the operation to cancel
- */
void
TALER_EXCHANGE_management_revoke_denomination_key_cancel (
struct TALER_EXCHANGE_ManagementRevokeDenominationKeyHandle *rh)
@@ -94,6 +210,7 @@ TALER_EXCHANGE_management_revoke_denomination_key_cancel (
GNUNET_CURL_job_cancel (rh->job);
rh->job = NULL;
}
+ TALER_curl_easy_post_finished (&rh->post_ctx);
GNUNET_free (rh->url);
GNUNET_free (rh);
}