+++ /dev/null
-/*
- This file is part of GNUnet.
- (C) 2009, 2010 Christian Grothoff (and other contributing authors)
-
- 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 3, or (at your
- option) any later version.
-
- GNUnet 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 GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
-*/
-/**
- * @file transport/gnunet-transport-connect-running-peers.c
- * @brief utility to connect running peers
- *
- * This utility connects to running peers with each other
- * The peers have to be started before, for example in the debugger with
- * breakpoints set
- */
-#include "platform.h"
-#include "gnunet_common.h"
-#include "gnunet_hello_lib.h"
-#include "gnunet_getopt_lib.h"
-#include "gnunet_os_lib.h"
-#include "gnunet_program_lib.h"
-#include "gnunet_scheduler_lib.h"
-#include "gnunet_transport_service.h"
-#include "transport.h"
-#include "transport-testing.h"
-
-#define VERBOSE GNUNET_NO
-
-#define VERBOSE_ARM GNUNET_NO
-
-#define START_ARM GNUNET_YES
-
-/**
- * How long until we give up on transmitting the message?
- */
-#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
-
-/**
- * How long until we give up on transmitting the message?
- */
-#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
-
-#define MTYPE 12345
-
-static int ok;
-
-static GNUNET_SCHEDULER_TaskIdentifier die_task;
-
-static GNUNET_SCHEDULER_TaskIdentifier send_task;
-
-struct PeerContext *p1;
-
-struct PeerContext *p2;
-
-static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
-
-struct GNUNET_TRANSPORT_TransmitHandle *th;
-
-char *cfg_file_p1;
-
-char *cfg_file_p2;
-
-#if VERBOSE
-#define OKPP do { ok++; FPRINTF (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
-#else
-#define OKPP do { ok++; } while (0)
-#endif
-
-void
-disconnect_from_peer (struct PeerContext *p)
-{
- GNUNET_assert (p != NULL);
- if (p->th != NULL)
- GNUNET_TRANSPORT_disconnect (p->th);
-
- if (p->cfg != NULL)
- GNUNET_CONFIGURATION_destroy (p->cfg);
- GNUNET_free (p);
- p = NULL;
-}
-
-static void
-end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
-
- if (send_task != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel (send_task);
-
- if (die_task != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel (die_task);
-
- if (th != NULL)
- GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
- th = NULL;
-
- if (p1 != NULL)
- disconnect_from_peer (p1);
- if (p2 != NULL)
- disconnect_from_peer (p2);
-}
-
-static void
-end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- die_task = GNUNET_SCHEDULER_NO_TASK;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
-
- if (send_task != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel (send_task);
-
- if (cc != NULL)
- GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
-
- if (th != NULL)
- GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
- th = NULL;
-
- if (p1 != NULL)
- disconnect_from_peer (p1);
- if (p2 != NULL)
- disconnect_from_peer (p2);
-
- ok = GNUNET_SYSERR;
-}
-
-
-static size_t
-notify_ready (void *cls, size_t size, void *buf)
-{
- struct PeerContext *p = cls;
- struct GNUNET_MessageHeader *hdr;
-
- th = NULL;
-
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Transmitting message with %u bytes to peer %s\n",
- sizeof (struct GNUNET_MessageHeader), GNUNET_i2s (&p->id));
- GNUNET_assert (size >= 256);
-
- if (buf != NULL)
- {
- hdr = buf;
- hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
- hdr->type = htons (MTYPE);
- }
-
- return sizeof (struct GNUNET_MessageHeader);
-}
-
-static void
-sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- send_task = GNUNET_SCHEDULER_NO_TASK;
- static char t;
-
- if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
- return;
-
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Press <q> to quit or <1> to send from p1 to p2, <2> to send from p2 to p1, <enter> repeat\n");
-
-read:
- t = getchar ();
- if (t == '1')
- {
- th = GNUNET_TRANSPORT_notify_transmit_ready (p1->th, &p2->id, 256, 0,
- TIMEOUT, ¬ify_ready, p1);
- return;
- }
- if (t == '2')
- {
- th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0,
- TIMEOUT, ¬ify_ready, p2);
- return;
- }
- if (t == 'q')
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Exiting %c!\n", t);
- GNUNET_SCHEDULER_add_now (&end, NULL);
- return;
- }
- goto read;
-}
-
-static void
-notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_MessageHeader *message,
- const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
-{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Received message of type %d from peer %s!\n",
- ntohs (message->type), GNUNET_i2s (peer));
-
- if ((MTYPE == ntohs (message->type)) &&
- (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully received message\n");
-
- send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
- }
-}
-
-static void
-notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
- const struct GNUNET_ATS_Information *ats, uint32_t ats_count)
-{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n",
- GNUNET_i2s (peer), cls);
-}
-
-
-static void
-notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
-{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n",
- GNUNET_i2s (peer), cls);
-}
-
-
-
-
-struct PeerContext *
-connect_to_peer (const char *cfgname, GNUNET_TRANSPORT_ReceiveCallback rec,
- GNUNET_TRANSPORT_NotifyConnect nc,
- GNUNET_TRANSPORT_NotifyDisconnect nd, void *cb_cls)
-{
- if (GNUNET_DISK_file_test (cfgname) == GNUNET_NO)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "File not found: `%s' \n", cfgname);
- return NULL;
- }
-
- struct PeerContext *p = GNUNET_malloc (sizeof (struct PeerContext));
-
- p->cfg = GNUNET_CONFIGURATION_create ();
-
- GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
- if (GNUNET_CONFIGURATION_have_value (p->cfg, "PATHS", "SERVICEHOME"))
- GNUNET_CONFIGURATION_get_value_string (p->cfg, "PATHS", "SERVICEHOME",
- &p->servicehome);
- if (NULL != p->servicehome)
- GNUNET_DISK_directory_remove (p->servicehome);
- /*
- * p->arm_proc =
- * GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-service-arm",
- * "gnunet-service-arm", "-c", cfgname,
- * #if VERBOSE_PEERS
- * "-L", "DEBUG",
- * #else
- * "-L", "ERROR",
- * #endif
- * NULL);
- */
- p->nc = nc;
- p->nd = nd;
- p->rec = rec;
- if (cb_cls != NULL)
- p->cb_cls = cb_cls;
- else
- p->cb_cls = p;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connecting to transport service `%s'\n",
- p->servicehome);
- p->th =
- GNUNET_TRANSPORT_connect (p->cfg, NULL, p, ¬ify_receive,
- ¬ify_connect, ¬ify_disconnect);
- GNUNET_assert (p->th != NULL);
- return p;
-}
-
-static void
-testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
-{
- cc = NULL;
- char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
-
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peers connected: %s <-> %s\n", p1_c,
- GNUNET_i2s (&p2->id));
- GNUNET_free (p1_c);
-
- // FIXME: THIS IS REQUIRED! SEEMS TO BE A BUG!
-
- send_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &sendtask, NULL);
-}
-
-static void
-run (void *cls, char *const *args, const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
-{
- die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
-
- p1 = connect_to_peer (cfg_file_p1, ¬ify_receive, ¬ify_connect,
- ¬ify_disconnect, NULL);
- p2 = connect_to_peer (cfg_file_p2, ¬ify_receive, ¬ify_connect,
- ¬ify_disconnect, NULL);
-
- if ((p1 == NULL) || (p2 == NULL))
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
- if (die_task != GNUNET_SCHEDULER_NO_TASK)
- GNUNET_SCHEDULER_cancel (die_task);
- die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
- return;
- }
-
- cc = GNUNET_TRANSPORT_TESTING_connect_peers (p1, p2, &testing_connect_cb,
- NULL);
-
-}
-
-
-static int
-check ()
-{
- static char *const argv[] = { "test-transport-api",
- "-c",
- "test_transport_api_data.conf",
-#if VERBOSE
- "-L", "DEBUG",
-#endif
- NULL
- };
- static struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
-
-#if WRITECONFIG
- setTransportOptions ("test_transport_api_data.conf");
-#endif
- send_task = GNUNET_SCHEDULER_NO_TASK;
-
- ok = 1;
- GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
- "util_connect_running_peers", "nohelp", options, &run,
- &ok);
-
- return ok;
-}
-
-int
-main (int argc, char *argv[])
-{
- int ret;
-
- GNUNET_log_setup ("gnunet-transport-connect-running-peers",
-#if VERBOSE
- "DEBUG",
-#else
- "WARNING",
-#endif
- NULL);
-
-
- if (argc < 3)
- {
- FPRINTF (stderr,
- "usage gnunet-transport-connect-running-peers <cfg_peer1> <cfg_peer2>\n");
- return -1;
- }
- else
- {
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configuration file 1: `%s' \n",
- argv[1]);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configuration file 2: `%s'\n",
- argv[2]);
- }
-
- if (GNUNET_DISK_file_test (argv[1]) == GNUNET_NO)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "File not found: `%s' \n", argv[1]);
- return -1;
- }
- if (GNUNET_DISK_file_test (argv[2]) == GNUNET_NO)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "File not found: `%s' \n", argv[2]);
- return -1;
- }
-
- GNUNET_asprintf (&cfg_file_p1, argv[1]);
- GNUNET_asprintf (&cfg_file_p2, argv[2]);
-
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Trying to connect peers, press control-d to stop... \n",
- argv[1]);
-
- ret = check ();
-
- GNUNET_free (cfg_file_p1);
- GNUNET_free (cfg_file_p2);
- return ret;
-}
-
-/* end of gnunet-transport-connect-running-peers.c */