*/
static struct GNUNET_OS_Process *testbed;
-/**
- * Pipe handle to child's stdin
- */
-static struct GNUNET_DISK_PipeHandle *pipe_in;
-
-/**
- * Pipe handle to child's stdout
- */
-static struct GNUNET_DISK_PipeHandle *pipe_out;
-
/**
* Task identifier for the read task
*/
/**
* Result to return in case we fail
*/
-static int ret;
+static int status;
+
+
+/**
+ * Are we shutting down
+ */
+static int in_shutdown;
/**
* Task to shutting down nicely
*
* @param cls NULL
- * @return tc the task context
+ * @param tc the task context
*/
static void
shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
LOG_DEBUG ("Shutting down\n");
+ in_shutdown = GNUNET_YES;
if (GNUNET_SCHEDULER_NO_TASK != read_task_id)
{
GNUNET_SCHEDULER_cancel (read_task_id);
tokenizer = NULL;
if (NULL != testbed)
{
- (void) GNUNET_OS_process_kill (testbed, SIGTERM);
+ LOG_DEBUG ("Killing testbed\n");
+ GNUNET_break (0 == GNUNET_OS_process_kill (testbed, SIGTERM));
GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (testbed));
GNUNET_OS_process_destroy (testbed);
testbed = NULL;
}
- if (NULL != pipe_in)
- {
- (void) GNUNET_DISK_pipe_close (pipe_in);
- pipe_in = NULL;
- }
- if (NULL != pipe_out)
- {
- (void) GNUNET_DISK_pipe_close (pipe_out);
- pipe_out = NULL;
- }
if (NULL != test_system)
{
GNUNET_TESTING_system_destroy (test_system, GNUNET_YES);
/**
* Task to write to the standard out
*
- * @param
- * @return
+ * @param cls the WriteContext
+ * @param tc the TaskContext
*/
static void
write_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
(test_system, cfg));
GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_get_value_string
(cfg, "PATHS", "DEFAULTCONFIG", &config));
- pipe_in = GNUNET_DISK_pipe (GNUNET_NO, GNUNET_NO, GNUNET_YES, GNUNET_NO);
- pipe_out = GNUNET_DISK_pipe (GNUNET_NO, GNUNET_NO, GNUNET_NO, GNUNET_YES);
- if ((NULL == pipe_in) || (NULL == pipe_out))
- {
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "pipe");
- GNUNET_free (config);
- goto error;
- }
if (GNUNET_OK != GNUNET_CONFIGURATION_write (cfg, config))
{
LOG (GNUNET_ERROR_TYPE_WARNING,
"Unable to write config file: %s -- exiting\n", config);
+ GNUNET_CONFIGURATION_destroy (cfg);
GNUNET_free (config);
goto error;
}
LOG_DEBUG ("Staring testbed with config: %s\n", config);
testbed = GNUNET_OS_start_process
- (GNUNET_YES, GNUNET_OS_INHERIT_STD_ERR /*verbose? */, pipe_in, pipe_out,
+ (GNUNET_YES, GNUNET_OS_INHERIT_STD_ERR /*verbose? */, NULL, NULL,
"gnunet-service-testbed", "gnunet-service-testbed", "-c", config, NULL);
GNUNET_free (config);
if (NULL == testbed)
{
LOG (GNUNET_ERROR_TYPE_WARNING,
"Error staring gnunet-service-testbed -- exiting\n");
+ GNUNET_CONFIGURATION_destroy (cfg);
goto error;
}
- GNUNET_DISK_pipe_close_end (pipe_out, GNUNET_DISK_PIPE_END_WRITE);
- GNUNET_DISK_pipe_close_end (pipe_in, GNUNET_DISK_PIPE_END_READ);
done_reading = GNUNET_YES;
config = GNUNET_CONFIGURATION_serialize (cfg, &config_size);
- xconfig_size = GNUNET_TESTBED_compress_config (config, config_size, &xconfig);
+ GNUNET_CONFIGURATION_destroy (cfg);
+ cfg = NULL;
+ xconfig_size = GNUNET_TESTBED_compress_config_ (config, config_size,
+ &xconfig);
+ GNUNET_free (config);
wc = GNUNET_malloc (sizeof (struct WriteContext));
wc->length = xconfig_size + sizeof (struct GNUNET_TESTBED_HelperReply);
reply = GNUNET_realloc (xconfig, wc->length);
return GNUNET_OK;
error:
- ret = GNUNET_SYSERR;
+ status = GNUNET_SYSERR;
GNUNET_SCHEDULER_shutdown ();
return GNUNET_SYSERR;
}
* Task to read from stdin
*
* @param cls NULL
- * @return tc the task context
+ * @param tc the task context
*/
static void
read_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
if (0 != (GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason))
return;
sread = GNUNET_DISK_file_read (stdin_fd, buf, sizeof (buf));
- if (GNUNET_SYSERR == sread)
+ if ((GNUNET_SYSERR == sread) || (0 == sread))
{
- GNUNET_break (0); /* FIXME: stdin closed - kill child */
GNUNET_SCHEDULER_shutdown ();
return;
}
if (GNUNET_YES == done_reading)
{
/* didn't expect any more data! */
- GNUNET_break (0);
GNUNET_SCHEDULER_shutdown ();
return;
}
}
+/**
+ * Signal handler called for SIGCHLD.
+ */
+static void
+sighandler_child_death ()
+{
+ if ((NULL != testbed) && (GNUNET_NO == in_shutdown))
+ {
+ LOG_DEBUG ("Child died\n");
+ GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (testbed));
+ GNUNET_OS_process_destroy (testbed);
+ testbed = NULL;
+ GNUNET_SCHEDULER_shutdown (); /* We are done too! */
+ }
+}
+
+
/**
* Main function
*
*/
int main (int argc, char **argv)
{
+ struct GNUNET_SIGNAL_Context *shc_chld;
struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_OPTION_END
};
+ int ret;
- ret = GNUNET_OK;
+ status = GNUNET_OK;
+ in_shutdown = GNUNET_NO;
//sleep (60);
- if (GNUNET_OK !=
- GNUNET_PROGRAM_run (argc, argv, "gnunet-testbed-helper",
- "Helper for starting gnunet-service-testbed",
- options, &run, NULL))
+ shc_chld =
+ GNUNET_SIGNAL_handler_install (GNUNET_SIGCHLD, &sighandler_child_death);
+ ret = GNUNET_PROGRAM_run (argc, argv, "gnunet-testbed-helper",
+ "Helper for starting gnunet-service-testbed",
+ options, &run, NULL);
+ GNUNET_SIGNAL_handler_uninstall (shc_chld);
+ shc_chld = NULL;
+ if (GNUNET_OK != ret)
return 1;
- return (GNUNET_OK == ret) ? 0 : 1;
+ return (GNUNET_OK == status) ? 0 : 1;
}
/* end of gnunet-testbed-helper.c */