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[GNUnet-SVN] r27402 - gnunet/src/mesh
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From: |
gnunet |
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Subject: |
[GNUnet-SVN] r27402 - gnunet/src/mesh |
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Date: |
Mon, 10 Jun 2013 16:38:06 +0200 |
Author: bartpolot
Date: 2013-06-10 16:38:05 +0200 (Mon, 10 Jun 2013)
New Revision: 27402
Added:
gnunet/src/mesh/mesh2_test_lib.c
gnunet/src/mesh/mesh2_test_lib.h
gnunet/src/mesh/test_mesh2_small.c
Modified:
gnunet/src/mesh/Makefile.am
Log:
- add framework for mesh2 mutipeer tests
Modified: gnunet/src/mesh/Makefile.am
===================================================================
--- gnunet/src/mesh/Makefile.am 2013-06-10 13:10:24 UTC (rev 27401)
+++ gnunet/src/mesh/Makefile.am 2013-06-10 14:38:05 UTC (rev 27402)
@@ -21,13 +21,12 @@
AM_CLFAGS = -g
if HAVE_EXPERIMENTAL
+ noinst_LIB_EXP = libgnunetmesh2test.a
EXP_LIB = libgnunetmesh2.la
EXP_LIBEXEC = gnunet-service-mesh-new
EXP_TESTS = \
- test_mesh2_local
- MESH_DEP = $(top_builddir)/src/mesh/libgnunetmesh2.la
-else
- MESH_DEP = $(top_builddir)/src/mesh/libgnunetmesh.la
+ test_mesh2_local \
+ test_mesh2_small_forward
endif
libexec_PROGRAMS = \
@@ -127,7 +126,7 @@
endif
-noinst_LIBRARIES = libgnunetmeshtest.a
+noinst_LIBRARIES = libgnunetmeshtest.a $(noinst_LIB_EXP)
libgnunetmeshtest_a_SOURCES = \
mesh_test_lib.c mesh_test_lib.h
@@ -138,7 +137,16 @@
libgnunetmeshtest_a_DEPENDENCIES = \
libgnunetmesh.la
+libgnunetmesh2test_a_SOURCES = \
+ mesh2_test_lib.c mesh2_test_lib.h
+libgnunetmesh2test_a_LIBADD = \
+ $(top_builddir)/src/util/libgnunetutil.la \
+ $(top_builddir)/src/testbed/libgnunettestbed.la \
+ $(top_builddir)/src/mesh/libgnunetmesh2.la
+libgnunetmesh2test_a_DEPENDENCIES = \
+ libgnunetmesh2.la
+
check_PROGRAMS = \
test_mesh_api \
test_mesh_tree_api \
@@ -162,7 +170,7 @@
test_mesh_api_LDADD = \
$(top_builddir)/src/util/libgnunetutil.la \
$(top_builddir)/src/testing/libgnunettesting.la \
- $(MESH_DEP)
+ $(top_builddir)/src/mesh/libgnunetmesh.la
test_mesh_api_DEPENDENCIES = \
libgnunetmesh.la \
$(top_builddir)/src/util/libgnunetutil.la
@@ -273,15 +281,27 @@
test_mesh_small_speed_nobuf_backwards_DEPENDENCIES = $(dep_mesh_test_lib)
-test_mesh2_local_SOURCES = \
- test_mesh2_local.c
-test_mesh2_local_LDADD = \
- $(top_builddir)/src/util/libgnunetutil.la \
- $(top_builddir)/src/testing/libgnunettesting.la \
- $(MESH_DEP)
-test_mesh2_local_DEPENDENCIES = \
+ld_mesh2_test_lib = \
+ $(top_builddir)/src/mesh/libgnunetmesh2test.a \
+ $(top_builddir)/src/mesh/libgnunetmesh2.la \
+ $(top_builddir)/src/testbed/libgnunettestbed.la \
+ $(top_builddir)/src/util/libgnunetutil.la
+
+dep_mesh2_test_lib = \
+ libgnunetmesh2test.a \
libgnunetmesh2.la
+test_mesh2_local_SOURCES = \
+ test_mesh2_local.c
+test_mesh2_local_LDADD = $(ld_mesh2_test_lib)
+test_mesh2_local_DEPENDENCIES = $(dep_mesh2_test_lib)
+
+test_mesh2_small_forward_SOURCES = \
+ test_mesh2_small.c
+test_mesh2_small_forward_LDADD = $(ld_mesh2_test_lib)
+test_mesh2_small_forward_DEPENDENCIES = $(dep_mesh2_test_lib)
+
+
if ENABLE_TEST_RUN
TESTS = \
$(EXP_TESTS) \
Added: gnunet/src/mesh/mesh2_test_lib.c
===================================================================
--- gnunet/src/mesh/mesh2_test_lib.c (rev 0)
+++ gnunet/src/mesh/mesh2_test_lib.c 2013-06-10 14:38:05 UTC (rev 27402)
@@ -0,0 +1,303 @@
+/*
+ This file is part of GNUnet.
+ (C) 2012 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 mesh/mesh2_test_lib.c
+ * @author Bartlomiej Polot
+ * @brief library for writing MESH tests
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "mesh_test_lib.h"
+#include "gnunet_mesh2_service.h"
+
+/**
+ * Test context for a MESH Test.
+ */
+struct GNUNET_MESH_TEST_Context
+{
+ /**
+ * Array of running peers.
+ */
+ struct GNUNET_TESTBED_Peer **peers;
+
+ /**
+ * Array of handles to the MESH for each peer.
+ */
+ struct GNUNET_MESH_Handle **meshes;
+
+ /**
+ * Operation associated with the connection to the MESH.
+ */
+ struct GNUNET_TESTBED_Operation **ops;
+
+ /**
+ * Main function of the test to run once all MESHs are available.
+ */
+ GNUNET_MESH_TEST_AppMain app_main;
+
+ /**
+ * Closure for 'app_main'.
+ */
+ void *app_main_cls;
+
+ /**
+ * Number of peers running, size of the arrays above.
+ */
+ unsigned int num_peers;
+
+ /**
+ * Handler for incoming tunnels.
+ */
+ GNUNET_MESH_InboundTunnelNotificationHandler *new_tunnel;
+
+ /**
+ * Cleaner for destroyed incoming tunnels.
+ */
+ GNUNET_MESH_TunnelEndHandler *cleaner;
+
+ /**
+ * Message handlers.
+ */
+ struct GNUNET_MESH_MessageHandler* handlers;
+
+ /**
+ * Application types.
+ */
+ const GNUNET_MESH_ApplicationType* stypes;
+
+};
+
+
+/**
+ * Context for a mesh adapter callback.
+ */
+struct GNUNET_MESH_TEST_AdapterContext
+{
+ /**
+ * Peer number for the particular peer.
+ */
+ unsigned int peer;
+
+ /**
+ * General context.
+ */
+ struct GNUNET_MESH_TEST_Context *ctx;
+};
+
+
+/**
+ * Adapter function called to establish a connection to
+ * the MESH service.
+ *
+ * @param cls closure
+ * @param cfg configuration of the peer to connect to; will be available until
+ * GNUNET_TESTBED_operation_done() is called on the operation returned
+ * from GNUNET_TESTBED_service_connect()
+ * @return service handle to return in 'op_result', NULL on error
+ */
+static void *
+mesh_connect_adapter (void *cls,
+ const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+ struct GNUNET_MESH_TEST_AdapterContext *actx = cls;
+ struct GNUNET_MESH_TEST_Context *ctx = actx->ctx;
+ struct GNUNET_MESH_Handle *h;
+
+ h = GNUNET_MESH_connect (cfg,
+ (void *) (long) actx->peer,
+ ctx->new_tunnel,
+ ctx->cleaner,
+ ctx->handlers,
+ ctx->stypes);
+ return h;
+}
+
+
+/**
+ * Adapter function called to destroy a connection to
+ * the MESH service.
+ *
+ * @param cls closure
+ * @param op_result service handle returned from the connect adapter
+ */
+static void
+mesh_disconnect_adapter (void *cls,
+ void *op_result)
+{
+ struct GNUNET_MESH_Handle *mesh = op_result;
+ struct GNUNET_MESH_TEST_AdapterContext *actx = cls;
+
+ GNUNET_free (actx);
+ GNUNET_MESH_disconnect (mesh);
+}
+
+
+/**
+ * Callback to be called when a service connect operation is completed.
+ *
+ * @param cls The callback closure from functions generating an operation.
+ * @param op The operation that has been finished.
+ * @param ca_result The service handle returned from
+ * GNUNET_TESTBED_ConnectAdapter() (mesh handle).
+ * @param emsg Error message in case the operation has failed.
+ * NULL if operation has executed successfully.
+ */
+static void
+mesh_connect_cb (void *cls,
+ struct GNUNET_TESTBED_Operation *op,
+ void *ca_result,
+ const char *emsg)
+{
+ struct GNUNET_MESH_TEST_Context *ctx = cls;
+ unsigned int i;
+
+ if (NULL != emsg)
+ {
+ fprintf (stderr, "Failed to connect to MESH service: %s\n",
+ emsg);
+ GNUNET_SCHEDULER_shutdown ();
+ return;
+ }
+ for (i = 0; i < ctx->num_peers; i++)
+ if (op == ctx->ops[i])
+ ctx->meshes[i] = ca_result;
+ for (i = 0; i < ctx->num_peers; i++)
+ if (NULL == ctx->meshes[i])
+ return; /* still some MESH connections missing */
+ /* all MESH connections ready! */
+ ctx->app_main (ctx->app_main_cls,
+ ctx,
+ ctx->num_peers,
+ ctx->peers,
+ ctx->meshes);
+}
+
+
+/**
+ * Clean up the testbed.
+ *
+ * @param ctx handle for the testbed
+ */
+void
+GNUNET_MESH_TEST_cleanup (struct GNUNET_MESH_TEST_Context *ctx)
+{
+ unsigned int i;
+
+ for (i = 0; i < ctx->num_peers; i++)
+ {
+ GNUNET_assert (NULL != ctx->ops[i]);
+ GNUNET_TESTBED_operation_done (ctx->ops[i]);
+ ctx->ops[i] = NULL;
+ }
+ GNUNET_free (ctx->ops);
+ GNUNET_free (ctx->meshes);
+ GNUNET_free (ctx);
+ GNUNET_SCHEDULER_shutdown ();
+}
+
+
+/**
+ * Callback run when the testbed is ready (peers running and connected to
+ * each other)
+ *
+ * @param cls Closure (context).
+ * @param num_peers Number of peers that are running.
+ * @param peers Handles to each one of the @c num_peers peers.
+ * @param links_succeeded the number of overlay link connection attempts that
+ * succeeded
+ * @param links_failed the number of overlay link connection attempts that
+ * failed
+ */
+static void
+mesh_test_run (void *cls,
+ unsigned int num_peers,
+ struct GNUNET_TESTBED_Peer **peers,
+ unsigned int links_succeeded,
+ unsigned int links_failed)
+{
+ struct GNUNET_MESH_TEST_Context *ctx = cls;
+ unsigned int i;
+
+ GNUNET_assert (num_peers == ctx->num_peers);
+ ctx->peers = peers;
+ for (i = 0; i < num_peers; i++)
+ {
+ struct GNUNET_MESH_TEST_AdapterContext *newctx;
+ newctx = GNUNET_malloc (sizeof (struct GNUNET_MESH_TEST_AdapterContext));
+ newctx->peer = i;
+ newctx->ctx = ctx;
+ ctx->ops[i] = GNUNET_TESTBED_service_connect (ctx,
+ peers[i],
+ "mesh",
+ &mesh_connect_cb,
+ ctx,
+ &mesh_connect_adapter,
+ &mesh_disconnect_adapter,
+ newctx);
+ }
+}
+
+
+/**
+ * Run a test using the given name, configuration file and number of
+ * peers.
+ * All mesh callbacks will receive the peer number as the closure.
+ *
+ * @param testname Name of the test (for logging).
+ * @param cfgname Name of the configuration file.
+ * @param num_peers Number of peers to start.
+ * @param tmain Main function to run once the testbed is ready.
+ * @param tmain_cls Closure for 'tmain'.
+ * @param new_tunnel Handler for incoming tunnels.
+ * @param cleaner Cleaner for destroyed incoming tunnels.
+ * @param handlers Message handlers.
+ * @param stypes Application types.
+ */
+void
+GNUNET_MESH_TEST_run (const char *testname,
+ const char *cfgname,
+ unsigned int num_peers,
+ GNUNET_MESH_TEST_AppMain tmain,
+ void *tmain_cls,
+ GNUNET_MESH_InboundTunnelNotificationHandler new_tunnel,
+ GNUNET_MESH_TunnelEndHandler cleaner,
+ struct GNUNET_MESH_MessageHandler* handlers,
+ const GNUNET_MESH_ApplicationType* stypes)
+{
+ struct GNUNET_MESH_TEST_Context *ctx;
+
+ ctx = GNUNET_malloc (sizeof (struct GNUNET_MESH_TEST_Context));
+ ctx->num_peers = num_peers;
+ ctx->ops = GNUNET_malloc (num_peers * sizeof (struct
GNUNET_TESTBED_Operation *));
+ ctx->meshes = GNUNET_malloc (num_peers * sizeof (struct GNUNET_MESH_Handle
*));
+ ctx->app_main = tmain;
+ ctx->app_main_cls = tmain_cls;
+ ctx->new_tunnel = new_tunnel;
+ ctx->cleaner = cleaner;
+ ctx->handlers = handlers;
+ ctx->stypes = stypes;
+ GNUNET_TESTBED_test_run (testname,
+ cfgname,
+ num_peers,
+ 0LL, NULL, NULL,
+ &mesh_test_run, ctx);
+}
+
+/* end of mesh_test_lib.c */
Added: gnunet/src/mesh/mesh2_test_lib.h
===================================================================
--- gnunet/src/mesh/mesh2_test_lib.h (rev 0)
+++ gnunet/src/mesh/mesh2_test_lib.h 2013-06-10 14:38:05 UTC (rev 27402)
@@ -0,0 +1,106 @@
+/*
+ This file is part of GNUnet.
+ (C) 2012 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 mesh/mesh2_test_lib.h
+ * @author Bartlomiej Polot
+ * @brief library for writing MESH tests
+ */
+#ifndef MESH_TEST_LIB_H
+#define MESH_TEST_LIB_H
+
+#ifdef __cplusplus
+extern "C"
+{
+#if 0 /* keep Emacsens' auto-indent happy */
+}
+#endif
+#endif
+
+#include "gnunet_testbed_service.h"
+#include "gnunet_mesh2_service.h"
+
+/**
+ * Test context for a MESH Test.
+ */
+struct GNUNET_MESH_TEST_Context;
+
+
+/**
+ * Main function of a MESH test.
+ *
+ * @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.
+ */
+typedef void (*GNUNET_MESH_TEST_AppMain) (void *cls,
+ struct GNUNET_MESH_TEST_Context *ctx,
+ unsigned int num_peers,
+ struct GNUNET_TESTBED_Peer **peers,
+ struct GNUNET_MESH_Handle **meshes);
+
+
+/**
+ * Run a test using the given name, configuration file and number of
+ * peers.
+ * All mesh callbacks will receive the peer number as the closure.
+ *
+ * @param testname Name of the test (for logging).
+ * @param cfgname Name of the configuration file.
+ * @param num_peers Number of peers to start.
+ * @param tmain Main function to run once the testbed is ready.
+ * @param tmain_cls Closure for 'tmain'.
+ * @param new_tunnel Handler for incoming tunnels.
+ * @param cleaner Cleaner for destroyed incoming tunnels.
+ * @param handlers Message handlers.
+ * @param stypes Application types.
+ */
+void
+GNUNET_MESH_TEST_run (const char *testname,
+ const char *cfgname,
+ unsigned int num_peers,
+ GNUNET_MESH_TEST_AppMain tmain,
+ void *tmain_cls,
+ GNUNET_MESH_InboundTunnelNotificationHandler new_tunnel,
+ GNUNET_MESH_TunnelEndHandler cleaner,
+ struct GNUNET_MESH_MessageHandler* handlers,
+ const GNUNET_MESH_ApplicationType* stypes);
+
+
+/**
+ * Clean up the testbed.
+ *
+ * @param ctx handle for the testbed
+ */
+void
+GNUNET_MESH_TEST_cleanup (struct GNUNET_MESH_TEST_Context *ctx);
+
+
+#if 0 /* keep Emacsens' auto-indent happy */
+{
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+
+/* ifndef MESH_TEST_LIB_H */
+#endif
Added: gnunet/src/mesh/test_mesh2_small.c
===================================================================
--- gnunet/src/mesh/test_mesh2_small.c (rev 0)
+++ gnunet/src/mesh/test_mesh2_small.c 2013-06-10 14:38:05 UTC (rev 27402)
@@ -0,0 +1,964 @@
+/*
+ This file is part of GNUnet.
+ (C) 2011 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 mesh/test_mesh2_small.c
+ *
+ * @brief Test for the mesh service: retransmission of traffic.
+ */
+#include <stdio.h>
+#include "platform.h"
+#include "mesh_test_lib.h"
+#include "gnunet_mesh2_service.h"
+#include <gauger.h>
+
+
+/**
+ * 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)
+
+/**
+ * Time to wait for stuff that should be rather fast
+ */
+#define SHORT_TIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 20)
+
+/**
+ * DIFFERENT TESTS TO RUN
+ */
+#define SETUP 0
+#define UNICAST 1
+#define SPEED 3
+#define SPEED_ACK 4
+#define SPEED_MIN 5
+#define SPEED_NOBUF 6
+#define P2P_SIGNAL 10
+
+/**
+ * Which test are we running?
+ */
+static int test;
+
+/**
+ * String with test name
+ */
+char *test_name;
+
+/**
+ * Flag to send traffic leaf->root in speed tests to test BCK_ACK logic.
+ */
+static int test_backwards = GNUNET_NO;
+
+/**
+ * How many events have happened
+ */
+static int ok;
+
+ /**
+ * Each peer is supposed to generate the following callbacks:
+ * 1 incoming tunnel (@dest)
+ * 1 connected peer (@orig)
+ * 1 received data packet (@dest)
+ * 1 received data packet (@orig)
+ * 1 received tunnel destroy (@dest)
+ * _________________________________
+ * 5 x ok expected per peer
+ */
+int ok_goal;
+
+
+/**
+ * Size of each test packet
+ */
+size_t size_payload = sizeof (struct GNUNET_MessageHeader) + sizeof (uint32_t);
+
+/**
+ * Operation to get peer ids.
+ */
+struct GNUNET_TESTBED_Operation *t_op[3];
+
+/**
+ * Peer ids.
+ */
+struct GNUNET_PeerIdentity *p_id[3];
+
+/**
+ * Peer ids counter.
+ */
+unsigned int p_ids;
+
+/**
+ * Is the setup initialized?
+ */
+static int initialized;
+
+/**
+ * Peers that have been connected
+ */
+static int peers_in_tunnel;
+
+/**
+ * Peers that have responded
+ */
+static int peers_responded;
+
+/**
+ * Number of payload packes sent
+ */
+static int data_sent;
+
+/**
+ * Number of payload packets received
+ */
+static int data_received;
+
+/**
+ * Number of payload packed explicitly (app level) acknowledged
+ */
+static int data_ack;
+
+/**
+ * Total number of currently running peers.
+ */
+static unsigned long long peers_running;
+
+/**
+ * Test context (to shut down).
+ */
+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;
+
+/**
+ * Mesh handle for the root peer
+ */
+static struct GNUNET_MESH_Handle *h1;
+
+/**
+ * Mesh handle for the first leaf peer
+ */
+static struct GNUNET_MESH_Handle *h2;
+
+/**
+ * Mesh handle for the second leaf peer
+ */
+static struct GNUNET_MESH_Handle *h3;
+
+/**
+ * Tunnel handle for the root peer
+ */
+static struct GNUNET_MESH_Tunnel *t;
+
+/**
+ * Tunnel handle for the first leaf peer
+ */
+static struct GNUNET_MESH_Tunnel *incoming_t;
+
+/**
+ * Tunnel handle for the second leaf peer
+ */
+static struct GNUNET_MESH_Tunnel *incoming_t2;
+
+/**
+ * Time we started the data transmission (after tunnel has been established
+ * and initilized).
+ */
+static struct GNUNET_TIME_Absolute start_time;
+
+
+/**
+ * Show the results of the test (banwidth acheived) and log them to GAUGER
+ */
+static void
+show_end_data (void)
+{
+ 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 %llu ms\n",
+ (unsigned long long) total_time.rel_value);
+ FPRINTF (stderr, "Test bandwidth: %f kb/s\n",
+ 4 * TOTAL_PACKETS * 1.0 / total_time.rel_value); // 4bytes * ms
+ FPRINTF (stderr, "Test throughput: %f packets/s\n\n",
+ TOTAL_PACKETS * 1000.0 / total_time.rel_value); // packets * ms
+ GAUGER ("MESH", test_name,
+ TOTAL_PACKETS * 1000.0 / total_time.rel_value,
+ "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)
+{
+ 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
+disconnect_mesh_peers (void *cls, const struct GNUNET_SCHEDULER_TaskContext
*tc)
+{
+ long line = (long) cls;
+ unsigned int i;
+
+ for (i = 0; i < 3; i++)
+ if (NULL != t_op[i])
+ {
+ GNUNET_TESTBED_operation_done (t_op[i]);
+ t_op[i] = NULL;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "disconnecting mesh service of peers, called from line %ld\n",
+ line);
+ disconnect_task = GNUNET_SCHEDULER_NO_TASK;
+ if (NULL != t)
+ {
+ GNUNET_MESH_tunnel_destroy (t);
+ t = NULL;
+ }
+ if (NULL != incoming_t)
+ {
+ GNUNET_MESH_tunnel_destroy (incoming_t);
+ incoming_t = NULL;
+ }
+ if (NULL != incoming_t2)
+ {
+ GNUNET_MESH_tunnel_destroy (incoming_t2);
+ incoming_t2 = 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);
+}
+
+
+/**
+ * Abort test: schedule disconnect and shutdown immediately
+ *
+ * @param line Line in the code the abort is requested from (__LINE__).
+ */
+void
+abort_test (long line)
+{
+ if (disconnect_task != GNUNET_SCHEDULER_NO_TASK)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ }
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (SHORT_TIME,
+ &disconnect_mesh_peers,
+ (void *) line);
+}
+
+/**
+ * Transmit ready callback.
+ *
+ * @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
+data_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ struct GNUNET_MESH_TransmitHandle *th;
+ struct GNUNET_MESH_Tunnel *tunnel;
+ struct GNUNET_PeerIdentity *destination;
+
+ if ((GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason) != 0)
+ return;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data task\n");
+ if (GNUNET_YES == test_backwards)
+ {
+ tunnel = incoming_t;
+ destination = p_id[0];
+ }
+ else
+ {
+ tunnel = t;
+ destination = p_id[2];
+ }
+ th = GNUNET_MESH_notify_transmit_ready (tunnel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL,
+ destination,
+ 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);
+ }
+ }
+}
+
+
+/**
+ * Transmit ready callback
+ *
+ * @param cls Closure (message type).
+ * @param size Size of the buffer we have.
+ * @param buf Buffer to copy data to.
+ */
+size_t
+tmt_rdy (void *cls, size_t size, void *buf)
+{
+ struct GNUNET_MessageHeader *msg = buf;
+ uint32_t *data;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ " tmt_rdy called\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 (SPEED == test && GNUNET_YES == initialized)
+ {
+ 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;
+}
+
+
+/**
+ * Function is called whenever a message is received.
+ *
+ * @param cls closure (set from GNUNET_MESH_connect)
+ * @param tunnel connection to the other end
+ * @param tunnel_ctx place to store local state associated with the tunnel
+ * @param sender who sent the message
+ * @param message the actual message
+ * @param atsi performance data for the connection
+ * @return GNUNET_OK to keep the connection open,
+ * GNUNET_SYSERR to close it (signal serious error)
+ */
+int
+data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
+ const struct GNUNET_PeerIdentity *sender,
+ const struct GNUNET_MessageHeader *message,
+ const struct GNUNET_ATS_Information *atsi)
+{
+ long client = (long) cls;
+ long expected_target_client;
+ uint32_t *data;
+
+ ok++;
+
+ if ((ok % 20) == 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__);
+ }
+
+ switch (client)
+ {
+ case 0L:
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Root client got a message!\n");
+ peers_responded++;
+ break;
+ case 3L:
+ case 4L:
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Leaf client %li got a message.\n",
+ client);
+ client = 4L;
+ 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
+ {
+ 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;
+ }
+ }
+
+ if (client == expected_target_client) // Normally 3 or 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 (tunnel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL, sender,
+ size_payload,
+ &tmt_rdy, (void *) 1L);
+ return GNUNET_OK;
+ }
+ else
+ {
+ if (data_received < TOTAL_PACKETS)
+ return GNUNET_OK;
+ }
+ }
+ else // Normally 0
+ {
+ if (test == SPEED_ACK || test == SPEED)
+ {
+ data_ack++;
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ " received ack %u\n", data_ack);
+ GNUNET_MESH_notify_transmit_ready (tunnel, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL, sender,
+ 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();
+ }
+ if (test == P2P_SIGNAL)
+ {
+ GNUNET_MESH_tunnel_destroy (incoming_t);
+ incoming_t = NULL;
+ }
+ else
+ {
+ GNUNET_MESH_tunnel_destroy (t);
+ t = 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 tunnel
+ * the other peer initiated.
+ *
+ * @param cls closure
+ * @param tunnel new handle to the tunnel
+ * @param initiator peer that started the tunnel
+ * @param atsi performance information for the tunnel
+ * @return initial tunnel context for the tunnel
+ * (can be NULL -- that's not an error)
+ */
+static void *
+incoming_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
+ const struct GNUNET_PeerIdentity *initiator,
+ const struct GNUNET_ATS_Information *atsi)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Incoming tunnel 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_t = tunnel;
+ else if ((long) cls == 3L)
+ incoming_t2 = tunnel;
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Incoming tunnel 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 tunnel is destroyed. Should clean up
+ * any associated state.
+ *
+ * @param cls closure (set from GNUNET_MESH_connect)
+ * @param tunnel connection to the other end (henceforth invalid)
+ * @param tunnel_ctx place where local state associated
+ * with the tunnel is stored
+ */
+static void
+tunnel_cleaner (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
+ void *tunnel_ctx)
+{
+ long i = (long) cls;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "Incoming tunnel disconnected at peer %d\n",
+ i);
+ if (4L == i)
+ {
+ ok++;
+ incoming_t = NULL;
+ }
+ else if (3L == i)
+ {
+ ok++;
+ incoming_t2 = NULL;
+ }
+ else
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ "Unknown peer! %d\n", i);
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " ok: %d\n", ok);
+ peers_in_tunnel--;
+ if (peers_in_tunnel > 0)
+ return;
+
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ }
+ disconnect_task = GNUNET_SCHEDULER_add_now (&disconnect_mesh_peers,
+ (void *) __LINE__);
+
+ return;
+}
+
+
+/**
+ * Method called whenever a tunnel falls apart.
+ *
+ * @param cls closure
+ * @param peer peer identity the tunnel stopped working with
+ */
+static void
+dh (void *cls, const struct GNUNET_PeerIdentity *peer)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "peer %s disconnected\n",
+ GNUNET_i2s (peer));
+ if (P2P_SIGNAL == test)
+ {
+ ok ++;
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ }
+ disconnect_task = GNUNET_SCHEDULER_add_now (&disconnect_mesh_peers,
+ (void *) __LINE__);
+ }
+ return;
+}
+
+
+/**
+ * Method called whenever a peer connects to a tunnel.
+ *
+ * @param cls closure
+ * @param peer peer identity the tunnel was created to, NULL on timeout
+ * @param atsi performance data for the connection
+ */
+static void
+ch (void *cls, const struct GNUNET_PeerIdentity *peer,
+ const struct GNUNET_ATS_Information *atsi)
+{
+ long i = (long) cls;
+
+ struct GNUNET_PeerIdentity *dest;
+
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO,
+ "%ld peer %s connected\n", i, GNUNET_i2s (peer));
+
+ if (0 == memcmp (p_id[2], peer, sizeof (struct GNUNET_PeerIdentity)) &&
+ i == 0L)
+ {
+ ok++;
+ }
+ GNUNET_log (GNUNET_ERROR_TYPE_INFO, " ok: %d\n", ok);
+ switch (test)
+ {
+ case UNICAST:
+ case P2P_SIGNAL:
+ case SPEED:
+ case SPEED_ACK:
+ // incoming_t is NULL unless we send a relevant data packet
+ dest = p_id[2];
+ break;
+ default:
+ GNUNET_assert (0);
+ return;
+ }
+ 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__);
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Sending data initializer...\n");
+ peers_responded = 0;
+ data_ack = 0;
+ data_received = 0;
+ data_sent = 0;
+ GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO,
+ GNUNET_TIME_UNIT_FOREVER_REL, dest,
+ size_payload,
+ &tmt_rdy, (void *) 1L);
+ }
+ else
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Disconnect already run?\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Aborting...\n");
+ }
+ return;
+}
+
+
+/**
+ * START THE TESTCASE ITSELF, AS WE ARE CONNECTED TO THE MESH SERVICES.
+ *
+ * Testcase continues when the root receives confirmation of connected peers,
+ * on callback funtion ch.
+ *
+ * @param cls Closure (unsued).
+ * @param tc Task Context.
+ */
+static void
+do_test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
+{
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test_task\n");
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "add peer 2\n");
+ GNUNET_MESH_peer_request_connect_add (t, p_id[2]);
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "schedule timeout in TIMEOUT\n");
+ if (GNUNET_SCHEDULER_NO_TASK != disconnect_task)
+ {
+ GNUNET_SCHEDULER_cancel (disconnect_task);
+ }
+ disconnect_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT,
+ &disconnect_mesh_peers,
+ (void *) __LINE__);
+}
+
+/**
+ * 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
+ */
+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 (NULL == pinfo || NULL != emsg)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "pi_cb: %s\n", emsg);
+ abort_test (__LINE__);
+ return;
+ }
+ 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 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 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];
+ t = GNUNET_MESH_tunnel_create (h1, NULL, &ch, &dh, (void *) 0L);
+ if (SPEED_MIN == test)
+ {
+ GNUNET_MESH_tunnel_speed_min(t);
+ test = SPEED;
+ }
+ if (SPEED_NOBUF == test)
+ {
+ GNUNET_MESH_tunnel_buffer(t, GNUNET_NO);
+ test = SPEED;
+ }
+ peers_in_tunnel = 0;
+ 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[2] = GNUNET_TESTBED_peer_get_information (peers[num_peers - 1],
+ GNUNET_TESTBED_PIT_IDENTITY,
+ &pi_cb, (void *) 2L);
+ t_op[1] = NULL;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "requested peer ids\n");
+}
+
+
+/**
+ * Main: start test
+ */
+int
+main (int argc, char *argv[])
+{
+ initialized = GNUNET_NO;
+
+ GNUNET_log_setup ("test", "DEBUG", NULL);
+
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Start\n");
+ if (strstr (argv[0], "test_mesh2_small_forward") != NULL)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "UNICAST\n");
+ test = UNICAST;
+ test_name = "unicast";
+ ok_goal = 5;
+ }
+ else if (strstr (argv[0], "test_mesh_small_signal") != NULL)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "SIGNAL\n");
+ test = P2P_SIGNAL;
+ test_name = "signal";
+ ok_goal = 5;
+ }
+ else if (strstr (argv[0], "test_mesh_small_speed_ack") != NULL)
+ {
+ /* Each peer is supposed to generate the following callbacks:
+ * 1 incoming tunnel (@dest)
+ * 1 connected peer (@orig)
+ * TOTAL_PACKETS received data packet (@dest)
+ * TOTAL_PACKETS received data packet (@orig)
+ * 1 received tunnel 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 + 3;
+ }
+ else if (strstr (argv[0], "test_mesh_small_speed") != NULL)
+ {
+ /* Each peer is supposed to generate the following callbacks:
+ * 1 incoming tunnel (@dest)
+ * 1 connected peer (@orig)
+ * 1 initial packet (@dest)
+ * TOTAL_PACKETS received data packet (@dest)
+ * 1 received data packet (@orig)
+ * 1 received tunnel destroy (@dest)
+ * _________________________________
+ */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "SPEED\n");
+ ok_goal = TOTAL_PACKETS + 5;
+ if (strstr (argv[0], "_min") != NULL)
+ {
+ test = SPEED_MIN;
+ test_name = "speed min";
+ }
+ else if (strstr (argv[0], "_nobuf") != NULL)
+ {
+ test = SPEED_NOBUF;
+ test_name = "speed nobuf";
+ }
+ 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;
+ GNUNET_MESH_TEST_run ("test_mesh_small",
+ "test_mesh_small.conf",
+ 5,
+ &tmain,
+ NULL,
+ &incoming_tunnel,
+ &tunnel_cleaner,
+ handlers,
+ NULL);
+
+ 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 */
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