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3 (C) 2012 Christian Grothoff (and other contributing authors)
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6 it under the terms of the GNU General Public License as published
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13 General Public License for more details.
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21 * @file mesh/mesh_test_lib.c
22 * @author Bartlomiej Polot
23 * @brief library for writing MESH tests
26 #include "mesh_test_lib.h"
29 * Test context for a MESH Test.
31 struct GNUNET_MESH_TEST_Context
34 * Array of running peers.
36 struct GNUNET_TESTBED_Peer **peers;
39 * Array of handles to the MESH for each peer.
41 struct GNUNET_MESH_Handle **meshes;
44 * Operation associated with the connection to the MESH.
46 struct GNUNET_TESTBED_Operation **ops;
49 * Main function of the test to run once all MESHs are available.
51 GNUNET_MESH_TEST_AppMain app_main;
54 * Closure for 'app_main'.
59 * Number of peers running, size of the arrays above.
61 unsigned int num_peers;
64 * Handler for incoming tunnels.
66 GNUNET_MESH_InboundTunnelNotificationHandler new_tunnel;
69 * Cleaner for destroyed incoming tunnels.
71 GNUNET_MESH_TunnelEndHandler cleaner;
76 GNUNET_MESH_MessageHandler* handlers;
81 const GNUNET_MESH_ApplicationType* stypes;
87 * Context for a mesh adapter callback.
89 struct GNUNET_MESH_TEST_AdapterContext
92 * Peer number for the particular peer.
99 struct GNUNET_MESH_TEST_Context *ctx;
104 * Adapter function called to establish a connection to
108 * @param cfg configuration of the peer to connect to; will be available until
109 * GNUNET_TESTBED_operation_done() is called on the operation returned
110 * from GNUNET_TESTBED_service_connect()
111 * @return service handle to return in 'op_result', NULL on error
114 mesh_connect_adapter (void *cls,
115 const struct GNUNET_CONFIGURATION_Handle *cfg)
117 struct GNUNET_MESH_TEST_AdapterContext *actx = cls;
118 struct GNUNET_MESH_TEST_Context *ctx = actx->ctx;
119 struct GNUNET_MESH_Handle *h;
121 h = GNUNET_MESH_connect (cfg,
122 (void *) (long) actx->peer,
132 * Adapter function called to destroy a connection to
136 * @param op_result service handle returned from the connect adapter
139 mesh_disconnect_adapter (void *cls,
142 struct GNUNET_MESH_Handle *mesh = op_result;
143 struct GNUNET_MESH_TEST_AdapterContext *actx = cls;
146 GNUNET_MESH_disconnect (mesh);
151 * Callback to be called when a service connect operation is completed.
153 * @param cls The callback closure from functions generating an operation.
154 * @param op The operation that has been finished.
155 * @param ca_result The service handle returned from
156 * GNUNET_TESTBED_ConnectAdapter() (mesh handle).
157 * @param emsg Error message in case the operation has failed.
158 * NULL if operation has executed successfully.
161 mesh_connect_cb (void *cls,
162 struct GNUNET_TESTBED_Operation *op,
166 struct GNUNET_MESH_TEST_Context *ctx = cls;
171 fprintf (stderr, "Failed to connect to MESH service: %s\n",
173 GNUNET_SCHEDULER_shutdown ();
176 for (i = 0; i < ctx->num_peers; i++)
177 if (op == ctx->ops[i])
178 ctx->meshes[i] = ca_result;
179 for (i = 0; i < ctx->num_peers; i++)
180 if (NULL == ctx->meshes[i])
181 return; /* still some MESH connections missing */
182 /* all MESH connections ready! */
183 ctx->app_main (ctx->app_main_cls,
192 * Clean up the testbed.
194 * @param ctx handle for the testbed
197 GNUNET_MESH_TEST_cleanup (struct GNUNET_MESH_TEST_Context *ctx)
201 for (i = 0; i < ctx->num_peers; i++)
202 GNUNET_TESTBED_operation_done (ctx->ops[i]);
203 GNUNET_free (ctx->ops);
204 GNUNET_free (ctx->meshes);
206 GNUNET_SCHEDULER_shutdown ();
211 * Callback run when the testbed is ready (peers running and connected to
214 * @param cls Closure (context).
215 * @param num_peers Number of peers that are running.
216 * @param peers Handles to each one of the @c num_peers peers.
219 mesh_test_run (void *cls,
220 unsigned int num_peers,
221 struct GNUNET_TESTBED_Peer **peers)
223 struct GNUNET_MESH_TEST_Context *ctx = cls;
226 GNUNET_assert (num_peers == ctx->num_peers);
228 for (i = 0; i < num_peers; i++)
230 struct GNUNET_MESH_TEST_AdapterContext *newctx;
231 newctx = GNUNET_malloc (sizeof (struct GNUNET_MESH_TEST_AdapterContext));
234 ctx->ops[i] = GNUNET_TESTBED_service_connect (ctx,
239 &mesh_connect_adapter,
240 &mesh_disconnect_adapter,
247 * Run a test using the given name, configuration file and number of
249 * All mesh callbacks will receive the peer number as the closure.
251 * @param testname Name of the test (for logging).
252 * @param cfgname Name of the configuration file.
253 * @param num_peers Number of peers to start.
254 * @param tmain Main function to run once the testbed is ready.
255 * @param tmain_cls Closure for 'tmain'.
256 * @param new_tunnel Handler for incoming tunnels.
257 * @param cleaner Cleaner for destroyed incoming tunnels.
258 * @param handlers Message handlers.
259 * @param stypes Application types.
262 GNUNET_MESH_TEST_run (const char *testname,
264 unsigned int num_peers,
265 GNUNET_MESH_TEST_AppMain tmain,
267 GNUNET_MESH_InboundTunnelNotificationHandler new_tunnel,
268 GNUNET_MESH_TunnelEndHandler cleaner,
269 GNUNET_MESH_MessageHandler* handlers,
270 const GNUNET_MESH_ApplicationType* stypes)
272 struct GNUNET_MESH_TEST_Context *ctx;
274 ctx = GNUNET_malloc (sizeof (struct GNUNET_MESH_TEST_Context));
275 ctx->num_peers = num_peers;
276 ctx->ops = GNUNET_malloc (num_peers * sizeof (struct GNUNET_TESTBED_Operation *));
277 ctx->meshes = GNUNET_malloc (num_peers * sizeof (struct GNUNET_MESH_Handle *));
278 ctx->app_main = tmain;
279 ctx->app_main_cls = tmain_cls;
280 ctx->new_tunnel = new_tunnel;
281 ctx->cleaner = cleaner;
282 ctx->handlers = handlers;
283 ctx->stypes = stypes;
284 GNUNET_TESTBED_test_run (testname,
288 &mesh_test_run, ctx);
291 /* end of mesh_test_lib.c */