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/*
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;
}
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