GNUnet 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 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
#include "gnunet_time_lib.h"
+static size_t
+transmit_shutdown_ack (void *cls, size_t size, void *buf)
+{
+ struct GNUNET_SERVER_Client *client = cls;
+ struct GNUNET_MessageHeader *msg;
+
+ if (size < sizeof (struct GNUNET_MessageHeader))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Failed to transmit shutdown ACK.\n"));
+ GNUNET_SERVER_receive_done (client, GNUNET_SYSERR);
+ return 0; /* client disconnected */
+ }
+
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, _("Transmitting shutdown ACK.\n"));
+
+ msg = (struct GNUNET_MessageHeader *) buf;
+ msg->type = htons (GNUNET_MESSAGE_TYPE_ARM_SHUTDOWN_ACK);
+ msg->size = htons (sizeof (struct GNUNET_MessageHeader));
+ GNUNET_SERVER_receive_done (client, GNUNET_OK);
+ GNUNET_SERVER_client_drop (client);
+ return sizeof (struct GNUNET_MessageHeader);
+}
+
+/**
+ * Handler for SHUTDOWN message.
+ *
+ * @param cls closure (refers to service)
+ * @param client identification of the client
+ * @param message the actual message
+ */
static void
-run (void *cls,
- struct GNUNET_SCHEDULER_Handle *sched,
- struct GNUNET_SERVER_Handle *server,
+handle_shutdown (void *cls, struct GNUNET_SERVER_Client *client,
+ const struct GNUNET_MessageHeader *message)
+{
+ GNUNET_SERVER_client_keep (client);
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ _("Initiating shutdown as requested by client.\n"));
+
+ GNUNET_SERVER_notify_transmit_ready (client,
+ sizeof (struct GNUNET_MessageHeader),
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ &transmit_shutdown_ack, client);
+ GNUNET_SERVER_client_persist_ (client);
+ GNUNET_SCHEDULER_shutdown ();
+}
+
+
+static void
+run (void *cls, struct GNUNET_SERVER_Handle *server,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
- /* Does nothing */
+ static const struct GNUNET_SERVER_MessageHandler handlers[] = {
+ {&handle_shutdown, NULL, GNUNET_MESSAGE_TYPE_ARM_SHUTDOWN,
+ sizeof (struct GNUNET_MessageHeader)},
+ {NULL, NULL, 0, 0}
+ };
+ /* process client requests */
+ GNUNET_SERVER_ignore_shutdown (server, GNUNET_YES);
+ GNUNET_SERVER_add_handlers (server, handlers);
}
-int main(int argc, char *const *argv)
+int
+main (int argc, char *const *argv)
{
int ret;
-
- ret = (GNUNET_OK ==
- GNUNET_SERVICE_run (argc,
- argv,
- "do-nothing", GNUNET_SERVICE_OPTION_NONE,
- &run, NULL)) ? 0 : 1;
+
+ ret =
+ (GNUNET_OK ==
+ GNUNET_SERVICE_run (argc, argv, "do-nothing", GNUNET_SERVICE_OPTION_NONE,
+ &run, NULL)) ? 0 : 1;
return ret;
}