From 487f23502f00cc0ec54e7cec043f41582030613d Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 25 Apr 2023 23:06:58 +0200
Subject: add nexus-fetch-transactions

---
 src/testing/testing_api_cmd_exec_wget.c | 158 ++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)
 create mode 100644 src/testing/testing_api_cmd_exec_wget.c

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

diff --git a/src/testing/testing_api_cmd_exec_wget.c b/src/testing/testing_api_cmd_exec_wget.c
new file mode 100644
index 000000000..67aceca0a
--- /dev/null
+++ b/src/testing/testing_api_cmd_exec_wget.c
@@ -0,0 +1,158 @@
+/*
+  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
+  <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file testing/testing_api_cmd_exec_wget.c
+ * @brief run a wget command
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "taler_json_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+#include "taler_signatures.h"
+#include "taler_testing_lib.h"
+
+
+/**
+ * State for a "wget" CMD.
+ */
+struct WgetState
+{
+  /**
+   * Process for the wgeter.
+   */
+  struct GNUNET_OS_Process *wget_proc;
+
+  /**
+   * URL to used by the wget.
+   */
+  const char *url;
+};
+
+
+/**
+ * Run the command; use the `wget' program.
+ *
+ * @param cls closure.
+ * @param cmd command currently being executed.
+ * @param is interpreter state.
+ */
+static void
+wget_run (void *cls,
+          const struct TALER_TESTING_Command *cmd,
+          struct TALER_TESTING_Interpreter *is)
+{
+  struct WgetState *ws = cls;
+
+  (void) cmd;
+  ws->wget_proc
+    = GNUNET_OS_start_process (GNUNET_OS_INHERIT_STD_ALL,
+                               NULL, NULL, NULL,
+                               "wget",
+                               "wget",
+                               ws->url,
+                               NULL);
+  if (NULL == ws->wget_proc)
+  {
+    GNUNET_break (0);
+    TALER_TESTING_interpreter_fail (is);
+    return;
+  }
+  TALER_TESTING_wait_for_sigchld (is);
+}
+
+
+/**
+ * Free the state of a "wget" CMD, and possibly
+ * kills its process if it did not terminate regularly.
+ *
+ * @param cls closure.
+ * @param cmd the command being freed.
+ */
+static void
+wget_cleanup (void *cls,
+              const struct TALER_TESTING_Command *cmd)
+{
+  struct WgetState *ws = cls;
+
+  (void) cmd;
+  if (NULL != ws->wget_proc)
+  {
+    GNUNET_break (0 ==
+                  GNUNET_OS_process_kill (ws->wget_proc,
+                                          SIGKILL));
+    GNUNET_OS_process_wait (ws->wget_proc);
+    GNUNET_OS_process_destroy (ws->wget_proc);
+    ws->wget_proc = NULL;
+  }
+  GNUNET_free (ws);
+}
+
+
+/**
+ * Offer "wget" CMD internal data to other commands.
+ *
+ * @param cls closure.
+ * @param[out] ret result.
+ * @param trait name of the trait.
+ * @param index index number of the object to offer.
+ * @return #GNUNET_OK on success.
+ */
+static enum GNUNET_GenericReturnValue
+wget_traits (void *cls,
+             const void **ret,
+             const char *trait,
+             unsigned int index)
+{
+  struct WgetState *ws = cls;
+  struct TALER_TESTING_Trait traits[] = {
+    TALER_TESTING_make_trait_process (&ws->wget_proc),
+    TALER_TESTING_trait_end ()
+  };
+
+  return TALER_TESTING_get_trait (traits,
+                                  ret,
+                                  trait,
+                                  index);
+}
+
+
+struct TALER_TESTING_Command
+TALER_TESTING_cmd_exec_wget (const char *label,
+                             const char *url)
+{
+  struct WgetState *ws;
+
+  ws = GNUNET_new (struct WgetState);
+  ws->url = url;
+
+  {
+    struct TALER_TESTING_Command cmd = {
+      .cls = ws,
+      .label = label,
+      .run = &wget_run,
+      .cleanup = &wget_cleanup,
+      .traits = &wget_traits
+    };
+
+    return cmd;
+  }
+}
+
+
+/* end of testing_api_cmd_exec_wget.c */
-- 
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