From 7e669bcf6b6336ec429da949bcb4aa456971dba2 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Fri, 30 Jul 2021 10:38:27 +0200
Subject: folding history in preparation of GNU Anastasis v0.0.0 release

---
 src/testing/testing_api_cmd_config.c | 206 +++++++++++++++++++++++++++++++++++
 1 file changed, 206 insertions(+)
 create mode 100644 src/testing/testing_api_cmd_config.c

(limited to 'src/testing/testing_api_cmd_config.c')

diff --git a/src/testing/testing_api_cmd_config.c b/src/testing/testing_api_cmd_config.c
new file mode 100644
index 0000000..8906261
--- /dev/null
+++ b/src/testing/testing_api_cmd_config.c
@@ -0,0 +1,206 @@
+/*
+  This file is part of TALER
+  Copyright (C) 2019, 2021 Taler Systems SA
+
+  TALER is free software; you can redistribute it and/or modify it under the
+  terms of the GNU Affero 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 Affero General Public License for more details.
+
+  You should have received a copy of the GNU Affero General Public License along with
+  TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file lib/testing_api_cmd_config.c
+ * @brief command to obtain the configuration of an anastasis backend service.
+ * @author Dennis Neufeld
+ * @author Dominik Meister
+ */
+
+#include "platform.h"
+#include "anastasis_testing_lib.h"
+#include <taler/taler_util.h>
+#include <taler/taler_testing_lib.h>
+
+
+/**
+ * State for a "config" CMD.
+ */
+struct ConfigState
+{
+  /**
+   * The interpreter state.
+   */
+  struct TALER_TESTING_Interpreter *is;
+
+  /**
+   * URL of the anastasis backend.
+   */
+  const char *anastasis_url;
+
+  /**
+   * Expected status code.
+   */
+  unsigned int http_status;
+
+  /**
+   * The /config GET operation handle.
+   */
+  struct ANASTASIS_ConfigOperation *so;
+
+  /**
+   * The salt value from server.
+   */
+  struct ANASTASIS_CRYPTO_ProviderSaltP salt;
+};
+
+
+/**
+ * Function called with the results of a #ANASTASIS_config().
+ *
+ * @param cls closure
+ * @param http_status HTTP status of the request
+ * @param config config from the server
+ */
+static void
+config_cb (void *cls,
+           unsigned int http_status,
+           const struct ANASTASIS_Config *config)
+{
+  struct ConfigState *ss = cls;
+
+  ss->so = NULL;
+  if (http_status != ss->http_status)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Unexpected response code %u to command %s in %s:%u\n",
+                http_status,
+                ss->is->commands[ss->is->ip].label,
+                __FILE__,
+                __LINE__);
+    TALER_TESTING_interpreter_fail (ss->is);
+    return;
+  }
+  if (NULL == config)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Config is NULL, command %s in %s:%u\n",
+                ss->is->commands[ss->is->ip].label,
+                __FILE__,
+                __LINE__);
+    TALER_TESTING_interpreter_fail (ss->is);
+    return;
+  }
+  ss->salt = config->salt;
+  TALER_TESTING_interpreter_next (ss->is);
+}
+
+
+/**
+ * Run a "config" CMD.
+ *
+ * @param cls closure.
+ * @param cmd command currently being run.
+ * @param is interpreter state.
+ */
+static void
+config_run (void *cls,
+            const struct TALER_TESTING_Command *cmd,
+            struct TALER_TESTING_Interpreter *is)
+{
+  struct ConfigState *ss = cls;
+
+  ss->is = is;
+  ss->so = ANASTASIS_get_config (is->ctx,
+                                 ss->anastasis_url,
+                                 &config_cb,
+                                 ss);
+  if (NULL == ss->so)
+  {
+    GNUNET_break (0);
+    TALER_TESTING_interpreter_fail (ss->is);
+    return;
+  }
+}
+
+
+/**
+ * Free the state of a "config" CMD, and possibly
+ * cancel it if it did not complete.
+ *
+ * @param cls closure.
+ * @param cmd command being freed.
+ */
+static void
+config_cleanup (void *cls,
+                const struct TALER_TESTING_Command *cmd)
+{
+  struct ConfigState *ss = cls;
+
+  if (NULL != ss->so)
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+                "Command '%s' did not complete (config)\n",
+                cmd->label);
+    ANASTASIS_config_cancel (ss->so);
+    ss->so = NULL;
+  }
+  GNUNET_free (ss);
+}
+
+
+/**
+ * Offer internal data to other commands.
+ *
+ * @param cls closure
+ * @param ret[out] result (could be anything)
+ * @param trait name of the trait
+ * @param index index number of the object to extract.
+ * @return #GNUNET_OK on success
+ */
+static int
+config_traits (void *cls,
+               const void **ret,
+               const char *trait,
+               unsigned int index)
+{
+  struct ConfigState *ss = cls;
+
+  struct TALER_TESTING_Trait traits[] = {
+    ANASTASIS_TESTING_make_trait_salt (0,
+                                       &ss->salt),
+    TALER_TESTING_trait_end ()
+  };
+
+  return TALER_TESTING_get_trait (traits,
+                                  ret,
+                                  trait,
+                                  index);
+}
+
+
+struct TALER_TESTING_Command
+ANASTASIS_TESTING_cmd_config (const char *label,
+                              const char *anastasis_url,
+                              unsigned int http_status)
+{
+  struct ConfigState *ss;
+
+  ss = GNUNET_new (struct ConfigState);
+  ss->http_status = http_status;
+  ss->anastasis_url = anastasis_url;
+  {
+    struct TALER_TESTING_Command cmd = {
+      .cls = ss,
+      .label = label,
+      .run = &config_run,
+      .cleanup = &config_cleanup,
+      .traits = &config_traits
+    };
+
+    return cmd;
+  }
+}
-- 
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