/**
* @file mesh/test_mesh_small.c
*
- * @brief Test for the mesh service.
+ * @brief Test for the mesh service: retransmission of traffic.
*/
+#include <stdio.h>
#include "platform.h"
-#include "gnunet_testing_lib.h"
-#include "gnunet_mesh_service.h"
+#include "mesh_test_lib.h"
+#include "gnunet_mesh_service_enc.h"
+#include <gauger.h>
-#define VERBOSE GNUNET_NO
-struct MeshPeer
-{
- struct MeshPeer *prev;
-
- struct MeshPeer *next;
-
- struct GNUNET_TESTING_Daemon *daemon;
-
- struct GNUNET_MESH_Handle *mesh_handle;
-};
+/**
+ * How namy messages to send
+ */
+#define TOTAL_PACKETS 1000
+/**
+ * How long until we give up on connecting the peers?
+ */
+#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
-struct StatsContext
-{
- unsigned long long total_mesh_bytes;
-};
+/**
+ * Time to wait for stuff that should be rather fast
+ */
+#define SHORT_TIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
+/**
+ * DIFFERENT TESTS TO RUN
+ */
+#define SETUP 0
+#define FORWARD 1
+#define SPEED 3
+#define SPEED_ACK 4
+#define SPEED_NOBUF 6
+#define SPEED_REL 8
+#define P2P_SIGNAL 10
-// static struct MeshPeer *peer_head;
-//
-// static struct MeshPeer *peer_tail;
+/**
+ * Which test are we running?
+ */
+static int test;
/**
- * How long until we give up on connecting the peers?
+ * String with test name
*/
-#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1500)
+char *test_name;
-static int ok;
+/**
+ * Flag to send traffic leaf->root in speed tests to test BCK_ACK logic.
+ */
+static int test_backwards = GNUNET_NO;
/**
- * Be verbose
+ * How many events have happened
*/
-static int verbose;
+static int ok;
+
+ /**
+ * Each peer is supposed to generate the following callbacks:
+ * 1 incoming channel (@dest)
+ * 1 connected peer (@orig)
+ * 1 received data packet (@dest)
+ * 1 received data packet (@orig)
+ * 1 received channel destroy (@dest)
+ * _________________________________
+ * 5 x ok expected per peer
+ */
+int ok_goal;
+
/**
- * Total number of peers in the test.
+ * Size of each test packet
*/
-static unsigned long long num_peers;
+size_t size_payload = sizeof (struct GNUNET_MessageHeader) + sizeof (uint32_t);
/**
- * Global configuration file
+ * Operation to get peer ids.
*/
-static struct GNUNET_CONFIGURATION_Handle *testing_cfg;
+struct GNUNET_TESTBED_Operation *t_op[2];
/**
- * Total number of currently running peers.
+ * Peer ids.
*/
-static unsigned long long peers_running;
+struct GNUNET_PeerIdentity *p_id[2];
/**
- * Current round we are in.
+ * Peer ids counter.
*/
-static unsigned long long current_round;
+unsigned int p_ids;
/**
- * Peers desired in the next round.
+ * Is the setup initialized?
*/
-static unsigned long long peers_next_round;
+static int initialized;
/**
- * Total number of connections in the whole network.
+ * Number of payload packes sent
*/
-static unsigned int total_connections;
+static int data_sent;
/**
- * The currently running peer group.
+ * Number of payload packets received
*/
-static struct GNUNET_TESTING_PeerGroup *pg;
+static int data_received;
/**
- * File to report results to.
+ * Number of payload packed explicitly (app level) acknowledged
*/
-static struct GNUNET_DISK_FileHandle *output_file;
+static int data_ack;
/**
- * File to log connection info, statistics to.
+ * Total number of currently running peers.
*/
-static struct GNUNET_DISK_FileHandle *data_file;
+static unsigned long long peers_running;
/**
- * How many data points to capture before triggering next round?
+ * Test context (to shut down).
*/
-static struct GNUNET_TIME_Relative wait_time;
+struct GNUNET_MESH_TEST_Context *test_ctx;
/**
* Task called to disconnect peers.
*/
static GNUNET_SCHEDULER_TaskIdentifier disconnect_task;
+/**
+ * Task To perform tests
+ */
+static GNUNET_SCHEDULER_TaskIdentifier test_task;
+
/**
* Task called to shutdown test.
*/
static GNUNET_SCHEDULER_TaskIdentifier shutdown_handle;
/**
- * Task used to churn the network.
+ * Mesh handle for the root peer
*/
-static GNUNET_SCHEDULER_TaskIdentifier churn_task;
+static struct GNUNET_MESH_Handle *h1;
-static char *topology_file;
+/**
+ * Mesh handle for the first leaf peer
+ */
+static struct GNUNET_MESH_Handle *h2;
+
+/**
+ * Channel handle for the root peer
+ */
+static struct GNUNET_MESH_Channel *ch;
+
+/**
+ * Channel handle for the dest peer
+ */
+static struct GNUNET_MESH_Channel *incoming_ch;
+
+/**
+ * Time we started the data transmission (after channel has been established
+ * and initilized).
+ */
+static struct GNUNET_TIME_Absolute start_time;
-static char *data_filename;
/**
- * Check whether peers successfully shut down.
+ * Show the results of the test (banwidth acheived) and log them to GAUGER
*/
static void
-shutdown_callback (void *cls, const char *emsg)
+show_end_data (void)
{
- if (emsg != NULL)
- {
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutdown of peers failed!\n");
-#endif
- if (ok == 0)
- ok = 666;
- }
- else
- {
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "All peers successfully shut down!\n");
-#endif
- ok = 0;
- }
+ static struct GNUNET_TIME_Absolute end_time;
+ static struct GNUNET_TIME_Relative total_time;
+
+ end_time = GNUNET_TIME_absolute_get();
+ total_time = GNUNET_TIME_absolute_get_difference(start_time, end_time);
+ FPRINTF (stderr, "\nResults of test \"%s\"\n", test_name);
+ FPRINTF (stderr, "Test time %s\n",
+ GNUNET_STRINGS_relative_time_to_string (total_time,
+ GNUNET_YES));
+ FPRINTF (stderr, "Test bandwidth: %f kb/s\n",
+ 4 * TOTAL_PACKETS * 1.0 / (total_time.rel_value_us / 1000)); // 4bytes * ms
+ FPRINTF (stderr, "Test throughput: %f packets/s\n\n",
+ TOTAL_PACKETS * 1000.0 / (total_time.rel_value_us / 1000)); // packets * ms
+ GAUGER ("MESH", test_name,
+ TOTAL_PACKETS * 1000.0 / (total_time.rel_value_us / 1000),
+ "packets/s");
}
+/**
+ * Shut down peergroup, clean up.
+ *
+ * @param cls Closure (unused).
+ * @param tc Task Context.
+ */
static void
shutdown_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
-// struct NSEPeer *pos;
-#if VERBOSE
- fprintf (stderr, "Ending test.\n");
-#endif
-
- if (disconnect_task != GNUNET_SCHEDULER_NO_TASK)
- {
- GNUNET_SCHEDULER_cancel (disconnect_task);
- disconnect_task = GNUNET_SCHEDULER_NO_TASK;
- }
-// while (NULL != (pos = peer_head))
-// {
-// if (pos->nse_handle != NULL)
-// GNUNET_NSE_disconnect(pos->nse_handle);
-// GNUNET_CONTAINER_DLL_remove(peer_head, peer_tail, pos);
-// GNUNET_free(pos);
-// }
-
- if (data_file != NULL)
- GNUNET_DISK_file_close (data_file);
- GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Ending test.\n");
+ shutdown_handle = GNUNET_SCHEDULER_NO_TASK;
}
+/**
+ * Disconnect from mesh services af all peers, call shutdown.
+ *
+ * @param cls Closure (unused).
+ * @param tc Task Context.
+ */
static void
-connect_mesh_service (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+disconnect_mesh_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
-// struct NSEPeer *current_peer;
+ long line = (long) cls;
unsigned int i;
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connecting to mesh service of peers\n");
-#endif
- for (i = 0; i < num_peers; i++)
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "disconnecting mesh service of peers, called from line %ld\n",
+ line);
+ disconnect_task = GNUNET_SCHEDULER_NO_TASK;
+ for (i = 0; i < 2; i++)
{
-// if ((connection_limit > 0) && (i % (num_peers / connection_limit) != 0))
- continue;
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "test_mesh_small: connecting to mesh service of peer %d\n", i);
-#endif
-/* current_peer = GNUNET_malloc(sizeof(struct NSEPeer));
- current_peer->daemon = GNUNET_TESTING_daemon_get(pg, i);
- if (GNUNET_YES == GNUNET_TESTING_daemon_running(GNUNET_TESTING_daemon_get(pg, i)))
- {
- current_peer->nse_handle = GNUNET_NSE_connect (current_peer->daemon->cfg,
- &handle_estimate,
- current_peer);
- GNUNET_assert(current_peer->nse_handle != NULL);
- }
- GNUNET_CONTAINER_DLL_insert (peer_head, peer_tail, current_peer);*/
+ GNUNET_TESTBED_operation_done (t_op[i]);
+ }
+ if (NULL != ch)
+ {
+ GNUNET_MESH_channel_destroy (ch);
+ ch = NULL;
}
+ if (NULL != incoming_ch)
+ {
+ GNUNET_MESH_channel_destroy (incoming_ch);
+ incoming_ch = NULL;
+ }
+ GNUNET_MESH_TEST_cleanup (test_ctx);
+ if (GNUNET_SCHEDULER_NO_TASK != shutdown_handle)
+ {
+ GNUNET_SCHEDULER_cancel (shutdown_handle);
+ }
+ shutdown_handle = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
}
-static void
-churn_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
-
-
/**
- * Continuation called by the "get_all" and "get" functions.
+ * Abort test: schedule disconnect and shutdown immediately
*
- * @param cls struct StatsContext
- * @param success GNUNET_OK if statistics were
- * successfully obtained, GNUNET_SYSERR if not.
+ * @param line Line in the code the abort is requested from (__LINE__).
*/
static void
-stats_finished_callback (void *cls, int success)
+abort_test (long line)
{
- struct StatsContext *stats_context = cls;
- char *buf;
- int buf_len;
-
- if ((GNUNET_OK == success) && (data_file != NULL))
- {
- /* Stats lookup successful, write out data */
- buf = NULL;
- buf_len = GNUNET_asprintf (&buf,
- "TOTAL_MESH_BYTES: %u\n",
- stats_context->total_mesh_bytes);
- if (buf_len > 0)
- {
- GNUNET_DISK_file_write (data_file, buf, buf_len);
- }
- GNUNET_free_non_null (buf);
+ if (disconnect_task != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ disconnect_task = GNUNET_SCHEDULER_add_now (&disconnect_mesh_peers,
+ (void *) line);
}
-
- GNUNET_assert (GNUNET_SCHEDULER_NO_TASK == shutdown_handle);
- shutdown_handle = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
- GNUNET_free (stats_context);
}
-
/**
- * Callback function to process statistic values.
+ * Transmit ready callback.
*
- * @param cls struct StatsContext
- * @param peer the peer the statistics belong to
- * @param subsystem name of subsystem that created the statistic
- * @param name the name of the datum
- * @param value the current value
- * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not
- * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration
- */
-static int
-statistics_iterator (void *cls,
- const struct GNUNET_PeerIdentity *peer,
- const char *subsystem,
- const char *name, uint64_t value, int is_persistent)
-{
- struct StatsContext *stats_context = cls;
-
-//
-// if ( (0 == strstr(subsystem, "nse")) &&
-// (0 == strstr(name, "# flood messages received")) )
- stats_context->total_mesh_bytes += 1; //value;
- return GNUNET_OK;
-}
+ * @param cls Closure (message type).
+ * @param size Size of the tranmist buffer.
+ * @param buf Pointer to the beginning of the buffer.
+ *
+ * @return Number of bytes written to buf.
+ */
+static size_t
+tmt_rdy (void *cls, size_t size, void *buf);
+/**
+ * Task to schedule a new data transmission.
+ *
+ * @param cls Closure (peer #).
+ * @param tc Task Context.
+ */
static void
-disconnect_mesh_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+data_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
-// struct NSEPeer *pos;
- char *buf;
- struct StatsContext *stats_context;
+ struct GNUNET_MESH_TransmitHandle *th;
+ struct GNUNET_MESH_Channel *channel;
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "disconnecting mesh service of peers\n");
- disconnect_task = GNUNET_SCHEDULER_NO_TASK;
-// pos = peer_head;
-// while (NULL != (pos = peer_head))
-// {
-// if (pos->nse_handle != NULL)
-// {
-// GNUNET_NSE_disconnect(pos->nse_handle);
-// pos->nse_handle = NULL;
-// }
-// GNUNET_CONTAINER_DLL_remove(peer_head, peer_tail, pos);
-// GNUNET_free(pos);
-// }
-
- GNUNET_asprintf (&buf, "round%llu", current_round);
- if (GNUNET_OK == GNUNET_CONFIGURATION_get_value_number (testing_cfg,
- "test_mesh_small",
- buf,
- &peers_next_round))
- {
- current_round++;
- GNUNET_assert (churn_task == GNUNET_SCHEDULER_NO_TASK);
- churn_task = GNUNET_SCHEDULER_add_now (&churn_peers, NULL);
- }
- else /* No more rounds, let's shut it down! */
- {
- stats_context = GNUNET_malloc (sizeof (struct StatsContext));
- GNUNET_SCHEDULER_cancel (shutdown_handle);
- shutdown_handle = GNUNET_SCHEDULER_NO_TASK;
- GNUNET_TESTING_get_statistics (pg,
- &stats_finished_callback,
- &statistics_iterator, stats_context);
+ if ((GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason) != 0)
+ return;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data task\n");
+ if (GNUNET_YES == test_backwards)
+ {
+ channel = incoming_ch;
+ }
+ else
+ {
+ channel = ch;
+ }
+ th = GNUNET_MESH_notify_transmit_ready (channel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ size_payload, &tmt_rdy, (void *) 1L);
+ if (NULL == th)
+ {
+ unsigned long i = (unsigned long) cls;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Retransmission\n");
+ if (0 == i)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " in 1 ms\n");
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MILLISECONDS,
+ &data_task, (void *)1UL);
+ }
+ else
+ {
+ i++;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "in %u ms\n", i);
+ GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply(
+ GNUNET_TIME_UNIT_MILLISECONDS,
+ i),
+ &data_task, (void *)i);
+ }
}
- GNUNET_free (buf);
}
/**
- * FIXME.
+ * Transmit ready callback
*
- * @param cls unused
- * @param emsg NULL on success
+ * @param cls Closure (message type).
+ * @param size Size of the buffer we have.
+ * @param buf Buffer to copy data to.
*/
-static void
-topology_output_callback (void *cls, const char *emsg)
+size_t
+tmt_rdy (void *cls, size_t size, void *buf)
{
- disconnect_task = GNUNET_SCHEDULER_add_delayed (wait_time,
- &disconnect_mesh_peers, NULL);
- GNUNET_SCHEDULER_add_now (&connect_mesh_service, NULL);
+ struct GNUNET_MessageHeader *msg = buf;
+ uint32_t *data;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "tmt_rdy called, filling buffer\n");
+ if (size < size_payload || NULL == buf)
+ {
+ GNUNET_break (0);
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "size %u, buf %p, data_sent %u, data_received %u\n",
+ size,
+ buf,
+ data_sent,
+ data_received);
+ return 0;
+ }
+ msg->size = htons (size);
+ msg->type = htons ((long) cls);
+ data = (uint32_t *) &msg[1];
+ *data = htonl (data_sent);
+ if (GNUNET_NO == initialized)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "sending initializer\n");
+ }
+ else if (SPEED == test)
+ {
+ data_sent++;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " Sent packet %d\n", data_sent);
+ if (data_sent < TOTAL_PACKETS)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " Scheduling packet %d\n", data_sent + 1);
+ GNUNET_SCHEDULER_add_now (&data_task, NULL);
+ }
+ }
+
+ return size_payload;
}
/**
- * FIXME.
+ * Function is called whenever a message is received.
*
- * @param cls closure
- * @param emsg NULL on success
+ * @param cls closure (set from GNUNET_MESH_connect)
+ * @param channel connection to the other end
+ * @param channel_ctx place to store local state associated with the channel
+ * @param message the actual message
+ * @return GNUNET_OK to keep the connection open,
+ * GNUNET_SYSERR to close it (signal serious error)
*/
-static void
-churn_callback (void *cls, const char *emsg)
+int
+data_callback (void *cls, struct GNUNET_MESH_Channel *channel,
+ void **channel_ctx,
+ const struct GNUNET_MessageHeader *message)
{
- char *temp_output_file;
+ long client = (long) cls;
+ long expected_target_client;
+ uint32_t *data;
+
+ ok++;
- if (emsg == NULL) /* Everything is okay! */
+ GNUNET_MESH_receive_done (channel);
+
+ if ((ok % 20) == 0)
{
- peers_running = peers_next_round;
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Round %llu, churn finished successfully.\n", current_round);
- GNUNET_assert (disconnect_task == GNUNET_SCHEDULER_NO_TASK);
- GNUNET_asprintf (&temp_output_file,
- "%s_%llu.dot", topology_file, current_round);
- GNUNET_TESTING_peergroup_topology_to_file (pg,
- temp_output_file,
- &topology_output_callback, NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Writing topology to file %s\n", temp_output_file);
- GNUNET_free (temp_output_file);
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
+ }
+ }
+
+ switch (client)
+ {
+ case 0L:
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Root client got a message!\n");
+ break;
+ case 4L:
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Leaf client %li got a message.\n",
+ client);
+ break;
+ default:
+ GNUNET_assert (0);
+ break;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " ok: (%d/%d)\n", ok, ok_goal);
+ data = (uint32_t *) &message[1];
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " payload: (%u)\n", ntohl (*data));
+ if (SPEED == test && GNUNET_YES == test_backwards)
+ {
+ expected_target_client = 0L;
}
else
{
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Round %llu, churn FAILED!!\n", current_round);
- GNUNET_SCHEDULER_cancel (shutdown_handle);
- shutdown_handle = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
+ expected_target_client = 4L;
}
-}
+ if (GNUNET_NO == initialized)
+ {
+ initialized = GNUNET_YES;
+ start_time = GNUNET_TIME_absolute_get ();
+ if (SPEED == test)
+ {
+ GNUNET_assert (4L == client);
+ GNUNET_SCHEDULER_add_now (&data_task, NULL);
+ return GNUNET_OK;
+ }
+ }
-static void
-churn_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- /* peers_running = GNUNET_TESTING_daemons_running(pg); */
- churn_task = GNUNET_SCHEDULER_NO_TASK;
- if (peers_next_round == peers_running)
- {
- /* Nothing to do... */
- GNUNET_SCHEDULER_add_now (&connect_mesh_service, NULL);
- GNUNET_assert (disconnect_task == GNUNET_SCHEDULER_NO_TASK);
- disconnect_task = GNUNET_SCHEDULER_add_delayed (wait_time,
- &disconnect_mesh_peers,
- NULL);
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Round %lu, doing nothing!\n",
- current_round);
+ if (client == expected_target_client) // Normally 4
+ {
+ data_received++;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ " received data %u\n", data_received);
+ if (SPEED != test || (ok_goal - 2) == ok)
+ {
+ GNUNET_MESH_notify_transmit_ready (channel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ size_payload, &tmt_rdy, (void *) 1L);
+ return GNUNET_OK;
+ }
+ else
+ {
+ if (data_received < TOTAL_PACKETS)
+ return GNUNET_OK;
+ }
}
- else
+ else // Normally 0
{
- if (peers_next_round > num_peers)
+ if (test == SPEED_ACK || test == SPEED)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Asked to turn on more peers than we have!!\n");
- GNUNET_SCHEDULER_cancel (shutdown_handle);
- GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
+ data_ack++;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ " received ack %u\n", data_ack);
+ GNUNET_MESH_notify_transmit_ready (channel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ size_payload, &tmt_rdy, (void *) 1L);
+ if (data_ack < TOTAL_PACKETS && SPEED != test)
+ return GNUNET_OK;
+ if (ok == 2 && SPEED == test)
+ return GNUNET_OK;
+ show_end_data();
}
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Round %llu, turning off %llu peers, turning on %llu peers!\n",
- current_round,
- (peers_running > peers_next_round)
- ? peers_running - peers_next_round
- : 0,
- (peers_next_round > peers_running)
- ? peers_next_round - peers_running : 0);
- GNUNET_TESTING_daemons_churn (pg, "nse",
- (peers_running > peers_next_round)
- ? peers_running - peers_next_round
- : 0,
- (peers_next_round > peers_running)
- ? peers_next_round - peers_running
- : 0, wait_time, &churn_callback, NULL);
+ if (test == P2P_SIGNAL)
+ {
+ GNUNET_MESH_channel_destroy (incoming_ch);
+ incoming_ch = NULL;
+ }
+ else
+ {
+ GNUNET_MESH_channel_destroy (ch);
+ ch = NULL;
+ }
+ }
+
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
}
+
+ return GNUNET_OK;
}
+/**
+ * Handlers, for diverse services
+ */
+static struct GNUNET_MESH_MessageHandler handlers[] = {
+ {&data_callback, 1, sizeof (struct GNUNET_MessageHeader)},
+ {NULL, 0, 0}
+};
+
+
+/**
+ * Method called whenever another peer has added us to a channel
+ * the other peer initiated.
+ *
+ * @param cls Closure.
+ * @param channel New handle to the channel.
+ * @param initiator Peer that started the channel.
+ * @param port Port this channel is connected to.
+ * @return Initial channel context for the channel
+ * (can be NULL -- that's not an error).
+ */
+static void *
+incoming_channel (void *cls, struct GNUNET_MESH_Channel *channel,
+ const struct GNUNET_PeerIdentity *initiator,
+ uint32_t port)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Incoming channel from %s to peer %d\n",
+ GNUNET_i2s (initiator), (long) cls);
+ ok++;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " ok: %d\n", ok);
+ if ((long) cls == 4L)
+ incoming_ch = channel;
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Incoming channel for unknown client %lu\n", (long) cls);
+ GNUNET_break(0);
+ }
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
+ }
+
+ return NULL;
+}
+
+/**
+ * Function called whenever an inbound channel is destroyed. Should clean up
+ * any associated state.
+ *
+ * @param cls closure (set from GNUNET_MESH_connect)
+ * @param channel connection to the other end (henceforth invalid)
+ * @param channel_ctx place where local state associated
+ * with the channel is stored
+ */
static void
-my_cb (void *cls, const char *emsg)
+channel_cleaner (void *cls, const struct GNUNET_MESH_Channel *channel,
+ void *channel_ctx)
{
- char *buf;
- int buf_len;
+ long i = (long) cls;
- if (emsg != NULL)
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Incoming channel disconnected at peer %d\n",
+ i);
+ if (4L == i)
{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Peergroup callback called with error, aborting test!\n");
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Error from testing: `%s'\n");
- ok = 1;
- GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
- return;
+ ok++;
+ incoming_ch = NULL;
}
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer Group started successfully!\n");
-#endif
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Have %u connections\n", total_connections);
- if (data_file != NULL)
+ else if (0L == i && P2P_SIGNAL == test)
{
- buf = NULL;
- buf_len = GNUNET_asprintf (&buf, "CONNECTIONS_0: %u\n", total_connections);
- if (buf_len > 0)
- GNUNET_DISK_file_write (data_file, buf, buf_len);
- GNUNET_free (buf);
+ ok ++;
+ ch = NULL;
}
- peers_running = GNUNET_TESTING_daemons_running (pg);
+ else
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Unknown peer! %d\n", i);
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " ok: %d\n", ok);
- GNUNET_SCHEDULER_add_now (&connect_mesh_service, NULL);
- disconnect_task =
- GNUNET_SCHEDULER_add_delayed (wait_time, &disconnect_mesh_peers, NULL);
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ disconnect_task = GNUNET_SCHEDULER_add_now (&disconnect_mesh_peers,
+ (void *) __LINE__);
+ }
+ return;
}
/**
- * Function that will be called whenever two daemons are connected by
- * the testing library.
+ * START THE TESTCASE ITSELF, AS WE ARE CONNECTED TO THE MESH SERVICES.
*
- * @param cls closure
- * @param first peer id for first daemon
- * @param second peer id for the second daemon
- * @param distance distance between the connected peers
- * @param first_cfg config for the first daemon
- * @param second_cfg config for the second daemon
- * @param first_daemon handle for the first daemon
- * @param second_daemon handle for the second daemon
- * @param emsg error message (NULL on success)
+ * Testcase continues when the root receives confirmation of connected peers,
+ * on callback funtion ch.
+ *
+ * @param cls Closure (unsued).
+ * @param tc Task Context.
*/
static void
-connect_cb (void *cls,
- const struct GNUNET_PeerIdentity *first,
- const struct GNUNET_PeerIdentity *second,
- uint32_t distance,
- const struct GNUNET_CONFIGURATION_Handle *first_cfg,
- const struct GNUNET_CONFIGURATION_Handle *second_cfg,
- struct GNUNET_TESTING_Daemon *first_daemon,
- struct GNUNET_TESTING_Daemon *second_daemon, const char *emsg)
+do_test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
- if (emsg == NULL)
- total_connections++;
-}
+ int nobuf;
+ int rel;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test_task\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "add peer 2\n");
-static void
-run (void *cls,
- char *const *args,
- const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
-{
- char *temp_str;
- unsigned long long temp_wait;
- struct GNUNET_TESTING_Host *hosts;
-
- ok = 1;
- testing_cfg = (struct GNUNET_CONFIGURATION_Handle *) cfg; // GNUNET_CONFIGURATION_create();
-#if VERBOSE
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting daemons.\n");
- GNUNET_CONFIGURATION_set_value_string (testing_cfg,
- "testing", "use_progressbars", "YES");
-#endif
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (testing_cfg,
- "testing",
- "num_peers",
- &num_peers))
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "schedule timeout in TIMEOUT\n");
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Option TESTING:NUM_PEERS is required!\n");
- return;
+ GNUNET_SCHEDULER_cancel (disconnect_task);
}
-
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (testing_cfg,
- "test_mesh_small",
- "wait_time",
- &temp_wait))
+ if (SPEED_NOBUF == test)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Option nsetest_mesh_small:wait_time is required!\n");
- return;
+ test = SPEED;
+ nobuf = GNUNET_YES;
}
+ else
+ nobuf = GNUNET_NO;
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (testing_cfg,
- "testing",
- "topology_output_file",
- &topology_file))
+ if (SPEED_REL == test)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Option test_mesh_small:topology_output_file is required!\n");
- return;
+ test = SPEED;
+ rel = GNUNET_YES;
}
+ else
+ rel = GNUNET_NO;
+ ch = GNUNET_MESH_channel_create (h1, NULL, p_id[1], 1, nobuf, rel);
+
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending data initializer...\n");
+ data_ack = 0;
+ data_received = 0;
+ data_sent = 0;
+ GNUNET_MESH_notify_transmit_ready (ch, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ size_payload, &tmt_rdy, (void *) 1L);
+}
+
+/**
+ * Callback to be called when the requested peer information is available
+ *
+ * @param cls the closure from GNUNET_TESTBED_peer_get_information()
+ * @param op the operation this callback corresponds to
+ * @param pinfo the result; will be NULL if the operation has failed
+ * @param emsg error message if the operation has failed;
+ * NULL if the operation is successfull
+ */
+static void
+pi_cb (void *cls,
+ struct GNUNET_TESTBED_Operation *op,
+ const struct GNUNET_TESTBED_PeerInformation *pinfo,
+ const char *emsg)
+{
+ long i = (long) cls;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "id callback for %ld\n", i);
- if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (testing_cfg,
- "test_mesh_small",
- "data_output_file",
- &data_filename))
+ if (NULL == pinfo || NULL != emsg)
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
- "Option test_mesh_small:data_output_file is required!\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "pi_cb: %s\n", emsg);
+ abort_test (__LINE__);
return;
}
-
- data_file = GNUNET_DISK_file_open (data_filename,
- GNUNET_DISK_OPEN_READWRITE
- | GNUNET_DISK_OPEN_CREATE,
- GNUNET_DISK_PERM_USER_READ |
- GNUNET_DISK_PERM_USER_WRITE);
- if (data_file == NULL)
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Failed to open %s for output!\n", data_filename);
- GNUNET_free (data_filename);
-
- wait_time =
- GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, temp_wait);
-
- if (GNUNET_YES == GNUNET_CONFIGURATION_get_value_string (cfg,
- "test_mesh_small",
- "output_file",
- &temp_str))
- {
- output_file = GNUNET_DISK_file_open (temp_str, GNUNET_DISK_OPEN_READWRITE
- | GNUNET_DISK_OPEN_CREATE,
- GNUNET_DISK_PERM_USER_READ |
- GNUNET_DISK_PERM_USER_WRITE);
- if (output_file == NULL)
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
- "Failed to open %s for output!\n", temp_str);
- }
- GNUNET_free_non_null (temp_str);
-
- hosts = GNUNET_TESTING_hosts_load (testing_cfg);
-
- pg = GNUNET_TESTING_peergroup_start (testing_cfg,
- num_peers,
- TIMEOUT,
- &connect_cb, &my_cb, NULL, hosts);
- GNUNET_assert (pg != NULL);
- shutdown_handle =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_get_forever (),
- &shutdown_task, NULL);
+ p_id[i] = pinfo->result.id;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, " id: %s\n", GNUNET_i2s (p_id[i]));
+ p_ids++;
+ if (p_ids < 2)
+ return;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got all IDs, starting test\n");
+ test_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
+ &do_test, NULL);
}
-
-
/**
- * test_mesh_small command line options
+ * test main: start test when all peers are connected
+ *
+ * @param cls Closure.
+ * @param ctx Argument to give to GNUNET_MESH_TEST_cleanup on test end.
+ * @param num_peers Number of peers that are running.
+ * @param peers Array of peers.
+ * @param meshes Handle to each of the MESHs of the peers.
*/
-static struct GNUNET_GETOPT_CommandLineOption options[] = {
- {'V', "verbose", NULL,
- gettext_noop ("be verbose (print progress information)"),
- 0, &GNUNET_GETOPT_set_one, &verbose},
- GNUNET_GETOPT_OPTION_END
-};
+static void
+tmain (void *cls,
+ struct GNUNET_MESH_TEST_Context *ctx,
+ unsigned int num_peers,
+ struct GNUNET_TESTBED_Peer **peers,
+ struct GNUNET_MESH_Handle **meshes)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test main\n");
+ ok = 0;
+ test_ctx = ctx;
+ peers_running = num_peers;
+ h1 = meshes[0];
+ h2 = meshes[num_peers - 1];
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
+ shutdown_handle = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
+ &shutdown_task, NULL);
+ t_op[0] = GNUNET_TESTBED_peer_get_information (peers[0],
+ GNUNET_TESTBED_PIT_IDENTITY,
+ &pi_cb, (void *) 0L);
+ t_op[1] = GNUNET_TESTBED_peer_get_information (peers[num_peers - 1],
+ GNUNET_TESTBED_PIT_IDENTITY,
+ &pi_cb, (void *) 1L);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "requested peer ids\n");
+}
+/**
+ * Main: start test
+ */
int
main (int argc, char *argv[])
{
- GNUNET_log_setup ("test_mesh_small",
-#if VERBOSE
- "DEBUG",
-#else
- "WARNING",
-#endif
- NULL);
- GNUNET_PROGRAM_run (argc,
- argv, "test_mesh_small",
- gettext_noop ("Test mesh in a small network."),
- options, &run, NULL);
-#if REMOVE_DIR
- GNUNET_DISK_directory_remove ("/tmp/test_mesh_small");
-#endif
- return ok;
+ initialized = GNUNET_NO;
+ uint32_t ports[2];
+ const char *config_file;
+
+ GNUNET_log_setup ("test", "DEBUG", NULL);
+ config_file = "test_mesh.conf";
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Start\n");
+ if (strstr (argv[0], "_small_forward") != NULL)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "FORWARD\n");
+ test = FORWARD;
+ test_name = "unicast";
+ ok_goal = 4;
+ }
+ else if (strstr (argv[0], "_small_signal") != NULL)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "SIGNAL\n");
+ test = P2P_SIGNAL;
+ test_name = "signal";
+ ok_goal = 4;
+ }
+ else if (strstr (argv[0], "_small_speed_ack") != NULL)
+ {
+ /* Each peer is supposed to generate the following callbacks:
+ * 1 incoming channel (@dest)
+ * TOTAL_PACKETS received data packet (@dest)
+ * TOTAL_PACKETS received data packet (@orig)
+ * 1 received channel destroy (@dest)
+ * _________________________________
+ * 5 x ok expected per peer
+ */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "SPEED_ACK\n");
+ test = SPEED_ACK;
+ test_name = "speed ack";
+ ok_goal = TOTAL_PACKETS * 2 + 2;
+ }
+ else if (strstr (argv[0], "_small_speed") != NULL)
+ {
+ /* Each peer is supposed to generate the following callbacks:
+ * 1 incoming channel (@dest)
+ * 1 initial packet (@dest)
+ * TOTAL_PACKETS received data packet (@dest)
+ * 1 received data packet (@orig)
+ * 1 received channel destroy (@dest)
+ * _________________________________
+ */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "SPEED\n");
+ ok_goal = TOTAL_PACKETS + 4;
+ if (strstr (argv[0], "_nobuf") != NULL)
+ {
+ test = SPEED_NOBUF;
+ test_name = "speed nobuf";
+ }
+ else if (strstr (argv[0], "_reliable") != NULL)
+ {
+ test = SPEED_REL;
+ test_name = "speed reliable";
+ config_file = "test_mesh_drop.conf";
+ }
+ else
+ {
+ test = SPEED;
+ test_name = "speed";
+ }
+ }
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "UNKNOWN\n");
+ test = SETUP;
+ ok_goal = 0;
+ }
+
+ if (strstr (argv[0], "backwards") != NULL)
+ {
+ char *aux;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "BACKWARDS (LEAF TO ROOT)\n");
+ test_backwards = GNUNET_YES;
+ aux = GNUNET_malloc (32);
+ sprintf (aux, "backwards %s", test_name);
+ test_name = aux;
+ }
+
+ p_ids = 0;
+ ports[0] = 1;
+ ports[1] = 0;
+ GNUNET_MESH_TEST_run ("test_mesh_small",
+ config_file,
+ 5,
+ &tmain,
+ NULL, /* tmain cls */
+ &incoming_channel,
+ &channel_cleaner,
+ handlers,
+ ports);
+
+ if (ok_goal > ok)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ "FAILED! (%d/%d)\n", ok, ok_goal);
+ return 1;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "success\n");
+ return 0;
}
/* end of test_mesh_small.c */
+