1 files changed, 198 insertions, 0 deletions
diff --git a/src/lib/testing_api_helpers.c b/src/lib/testing_api_helpers.c
new file mode 100644
index 0000000..a55b038
--- /dev/null
+++ b/src/lib/testing_api_helpers.c
@@ -0,0 +1,198 @@
+/*
+  This file is part of SYNC
+  Copyright (C) 2014-2019 Taler Systems SA
+
+  SYNC 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.
+
+  SYNC is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  SYNCABILITY 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 SYNC; see the file COPYING.  If not, see
+  <http://www.gnu.org/licenses/>
+*/
+/**
+ * @file lib/testing_api_helpers.c
+ * @brief helper functions for test library.
+ * @author Christian Grothoff
+ * @author Marcello Stanisci
+ */
+#include "platform.h"
+#include <taler/taler_testing_lib.h>
+#include "sync_testing_lib.h"
+#include <gnunet/gnunet_curl_lib.h>
+
+
+/**
+ * Start the sync backend process.  Assume the port
+ * is available and the database is clean.  Use the "prepare
+ * sync" function to do such tasks.
+ *
+ * @param config_filename configuration filename.
+ *
+ * @return the process, or NULL if the process could not
+ *         be started.
+ */
+struct GNUNET_OS_Process *
+TALER_TESTING_run_sync (const char *config_filename,
+                        const char *sync_url)
+{
+  struct GNUNET_OS_Process *sync_proc;
+  unsigned int iter;
+  char *wget_cmd;
+
+  sync_proc
+    = GNUNET_OS_start_process (GNUNET_NO,
+                               GNUNET_OS_INHERIT_STD_ALL,
+                               NULL, NULL, NULL,
+                               "sync-httpd",
+                               "sync-httpd",
+                               "--log=INFO",
+                               "-c", config_filename,
+                               NULL);
+  if (NULL == sync_proc)
+  {
+    GNUNET_break (0);
+    return NULL;
+  }
+  GNUNET_asprintf (&wget_cmd,
+                   "wget -q -t 1 -T 1"
+                   " %s"
+                   " -o /dev/null -O /dev/null",
+                   sync_url);
+
+  /* give child time to start and bind against the socket */
+  fprintf (stderr,
+           "Waiting for `sync-httpd' to be ready\n");
+  iter = 0;
+  do
+  {
+    if (10 == iter)
+    {
+      fprintf (stderr,
+               "Failed to launch"
+               " `sync-httpd' (or `wget')\n");
+      GNUNET_OS_process_kill (sync_proc,
+                              SIGTERM);
+      GNUNET_OS_process_wait (sync_proc);
+      GNUNET_OS_process_destroy (sync_proc);
+      GNUNET_break (0);
+      return NULL;
+    }
+    fprintf (stderr, ".\n");
+    sleep (1);
+    iter++;
+  }
+  while (0 != system (wget_cmd));
+  GNUNET_free (wget_cmd);
+  fprintf (stderr, "\n");
+  return sync_proc;
+}
+
+
+/**
+ * Prepare the sync execution.  Create tables and check if
+ * the port is available.
+ *
+ * @param config_filename configuration filename.
+ * @return the base url, or NULL upon errors.  Must be freed
+ *         by the caller.
+ */
+char *
+TALER_TESTING_prepare_sync (const char *config_filename)
+{
+  struct GNUNET_CONFIGURATION_Handle *cfg;
+  unsigned long long port;
+  struct GNUNET_OS_Process *dbinit_proc;
+  enum GNUNET_OS_ProcessStatusType type;
+  unsigned long code;
+  char *base_url;
+
+  cfg = GNUNET_CONFIGURATION_create ();
+  if (GNUNET_OK !=
+      GNUNET_CONFIGURATION_load (cfg,
+                                 config_filename))
+  {
+    GNUNET_break (0);
+    return NULL;
+  }
+  if (GNUNET_OK !=
+      GNUNET_CONFIGURATION_get_value_number (cfg,
+                                             "sync",
+                                             "PORT",
+                                             &port))
+  {
+    GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
+                               "sync",
+                               "PORT");
+    GNUNET_CONFIGURATION_destroy (cfg);
+    GNUNET_break (0);
+    return NULL;
+  }
+  GNUNET_CONFIGURATION_destroy (cfg);
+  if (GNUNET_OK !=
+      GNUNET_NETWORK_test_port_free (IPPROTO_TCP,
+                                     (uint16_t) port))
+  {
+    fprintf (stderr,
+             "Required port %llu not available, skipping.\n",
+             port);
+    GNUNET_break (0);
+    return NULL;
+  }
+
+  /* DB preparation */
+  if (NULL == (dbinit_proc = GNUNET_OS_start_process
+                               (GNUNET_NO,
+                               GNUNET_OS_INHERIT_STD_ALL,
+                               NULL, NULL, NULL,
+                               "sync-dbinit",
+                               "sync-dbinit",
+                               "-c", config_filename,
+                               "-r",
+                               NULL)))
+  {
+    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+                "Failed to run sync-dbinit."
+                " Check your PATH.\n");
+    GNUNET_break (0);
+    return NULL;
+  }
+
+  if (GNUNET_SYSERR ==
+      GNUNET_OS_process_wait_status (dbinit_proc,
+                                     &type,
+                                     &code))
+  {
+    GNUNET_OS_process_destroy (dbinit_proc);
+    GNUNET_break (0);
+    return NULL;
+  }
+  if ( (type == GNUNET_OS_PROCESS_EXITED) &&
+       (0 != code) )
+  {
+    fprintf (stderr,
+             "Failed to setup database\n");
+    GNUNET_break (0);
+    return NULL;
+  }
+  if ( (type != GNUNET_OS_PROCESS_EXITED) ||
+       (0 != code) )
+  {
+    fprintf (stderr,
+             "Unexpected error running"
+             " `sync-dbinit'!\n");
+    GNUNET_break (0);
+    return NULL;
+  }
+  GNUNET_OS_process_destroy (dbinit_proc);
+  GNUNET_asprintf (&base_url,
+                   "http://localhost:%llu/",
+                   port);
+  return base_url;
+}