doxygen
[oweals/gnunet.git] / src / transport / test_plugin_transport.c
index ef6c8a76a97511334404108230d30745a2beaf9b..ca69b760117205927ee7bc80958f6e8da730dcd2 100644 (file)
@@ -4,7 +4,7 @@
 
      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_protocols.h"
 #include "gnunet_program_lib.h"
 #include "gnunet_signatures.h"
-#include "plugin_transport.h"
+#include "gnunet_transport_plugin.h"
 #include "transport.h"
 
-#define VERBOSE GNUNET_YES
+#define VERBOSE GNUNET_NO
 
 /**
  * How long until we give up on transmitting the message?
@@ -59,15 +59,10 @@ static struct GNUNET_PeerIdentity my_identity;
  */
 static struct GNUNET_CRYPTO_RsaPrivateKey *my_private_key;
 
-/**
- * Our scheduler.
- */
-struct GNUNET_SCHEDULER_Handle *sched;
-
 /**
  * Our configuration.
  */
-struct GNUNET_CONFIGURATION_Handle *cfg;
+const struct GNUNET_CONFIGURATION_Handle *cfg;
 
 /**
  * Number of neighbours we'd like to have.
@@ -90,43 +85,26 @@ struct GNUNET_TRANSPORT_PluginFunctions *api;
 static int ok;
 
 /**
- * Initialize Environment for this plugin
  */
-struct ReadyList * 
-receive(void *cls,void *plugin_context,
-       struct ReadyList *
-       service_context,
-       struct GNUNET_TIME_Relative
-       latency,
-       const struct GNUNET_PeerIdentity
-       * peer,
-       const struct GNUNET_MessageHeader
-       * message)
+static void
+receive (void *cls,
+         const struct GNUNET_PeerIdentity
+         *peer, const struct GNUNET_MessageHeader *message,
+        uint32_t distance,
+        const char *sender_address,
+        size_t sender_address_len)
 {
-  return NULL;
+  /* do nothing */
 }
 
-void notify_address(void *cls,
-                   const char *name,
-                   const void *addr,
-                   size_t addrlen,
-                   struct
-                   GNUNET_TIME_Relative
-                   expires)
+void
+notify_address (void *cls,
+                const char *name,
+                const void *addr,
+                size_t addrlen, struct GNUNET_TIME_Relative expires)
 {
 }
 
-void lookup (void *cls,
-            struct GNUNET_TIME_Relative
-            timeout,
-            const struct
-            GNUNET_PeerIdentity * target,
-            GNUNET_TRANSPORT_AddressCallback
-            iter, void *iter_cls)
-{      
-}
-
-
 /**
  * Function called when the service shuts
  * down.  Unloads our plugins.
@@ -135,52 +113,21 @@ void lookup (void *cls,
  * @param cfg configuration to use
  */
 static void
-unload_plugins (void *cls, struct GNUNET_CONFIGURATION_Handle *cfg)
-{  
-  GNUNET_assert (NULL == GNUNET_PLUGIN_unload ("libgnunet_plugin_transport_tcp",api));
+unload_plugins (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  GNUNET_assert (NULL ==
+                 GNUNET_PLUGIN_unload ("libgnunet_plugin_transport_tcp",
+                                       api));
   if (my_private_key != NULL)
     GNUNET_CRYPTO_rsa_key_free (my_private_key);
-  
-}
-
-
-static GNUNET_SCHEDULER_TaskIdentifier validation_timeout_task;
 
-
-static void 
-validation_notification (void *cls,
-                        const char *name,
-                        const struct GNUNET_PeerIdentity *peer,
-                        uint32_t challenge,
-                        const char *sender_addr)
-{
-  /* Sailor: 'test_validation' should get here
-     if the validation worked; so we cancel the
-     "delayed" task that will cause failure */
-  if (validation_timeout_task != GNUNET_SCHEDULER_NO_TASK)
-    {
-      GNUNET_SCHEDULER_cancel (sched, validation_timeout_task);
-      validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
-    }
-
-  GNUNET_assert (challenge == 42);
-  
-  /* Sailor: if this is the last test, calling this function
-     here will end the process. */
-  ok = 0; /* if the last test succeeded, report success */
-  unload_plugins (NULL, cfg);
 }
 
 
 static void
-validation_failed (void *cls,
-                  const struct GNUNET_SCHEDULER_TaskContext *tc)
+unload_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
-  GNUNET_break (0); /* output error */
-  /* the "validation_notification" was not called
-     in a timely fashion; we should set an error
-     code for main and shut down */  
+  struct GNUNET_CONFIGURATION_Handle *cfg = cls;
   unload_plugins (NULL, cfg);
 }
 
@@ -196,73 +143,59 @@ validation_failed (void *cls,
  *  work for other plugins; we should ask
  *  the plugin about its address instead...).
  */
+/* FIXME: this is TCP/UDP-specific and won't work
+   for HTTP/SMTP/DV; we should instead use an
+   address that we get from the plugin itself
+   (if it is willing/able to give us one...) */
 static void
 test_validation ()
 {
   struct sockaddr_in soaddr;
-  
-  memset (&soaddr, 0, sizeof(soaddr));
+
+  memset (&soaddr, 0, sizeof (soaddr));
+#if HAVE_SOCKADDR_IN_SIN_LEN
+  soaddr.sin_len = sizeof (soaddr);
+#endif
   soaddr.sin_family = AF_INET;
-  /* Sailor: set this port to 2367 to see the
-     testcase fail after 30s (because validation
-     fails); obviously the test should be
-     modified to test both successful and
-     unsuccessful validation in the end... */
-  soaddr.sin_port = htons(2368 /* FIXME: get from config! */);
+  soaddr.sin_port = htons (2368 /* FIXME: get from config! */ );
   soaddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
-  api->validate (api->cls,
-                &my_identity,
-                42,
-                TIMEOUT,
-                &soaddr,
-                sizeof(soaddr));                
-  /* add job to catch failure (timeout) */
-  validation_timeout_task =
-    GNUNET_SCHEDULER_add_delayed (sched,
-                                 GNUNET_NO,
-                                 GNUNET_SCHEDULER_PRIORITY_KEEP,
-                                 GNUNET_SCHEDULER_NO_TASK,
-                                 TIMEOUT,
-                                 &validation_failed,
-                                 NULL);
+  GNUNET_assert (GNUNET_OK ==
+                api->check_address (api->cls,
+                                    &soaddr, sizeof (soaddr)));
+  ok = 0;
+  GNUNET_SCHEDULER_add_continuation (&unload_task,
+                                     (void *) cfg,
+                                     GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 }
 
 
-static void setup_plugin_environment()
+static void
+setup_plugin_environment ()
 {
-  env.cfg  = cfg;
-  env.sched = sched;
-  env.my_public_key = &my_public_key;
-  env.my_private_key = my_private_key;
+  env.cfg = cfg;
   env.my_identity = &my_identity;
-  env.cls=&env;
-  env.receive=&receive;
-  env.lookup=&lookup;
-  env.notify_address=&notify_address;
-  env.notify_validation = &validation_notification;
-  env.max_connections = max_connect_per_transport;       
-}      
+  env.cls = &env;
+  env.receive = &receive;
+  env.notify_address = &notify_address;
+  env.max_connections = max_connect_per_transport;
+}
 
 
 /**
  * Runs the test.
  *
  * @param cls closure
- * @param s scheduler to use
  * @param c configuration to use
  */
 static void
 run (void *cls,
-     struct GNUNET_SCHEDULER_Handle *s,
      char *const *args,
-     const char *cfgfile,
-     struct GNUNET_CONFIGURATION_Handle *c)
-{ 
+     const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *c)
+{
   unsigned long long tneigh;
   char *keyfile;
   char *libname;
 
-  sched = s;
   cfg = c;
   /* parse configuration */
   if ((GNUNET_OK !=
@@ -276,7 +209,8 @@ run (void *cls,
                                                 "HOSTKEY", &keyfile)))
     {
       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                  _("Transport service is lacking key configuration settings.  Exiting.\n"));
+                  _
+                  ("Transport service is lacking key configuration settings.  Exiting.\n"));
       GNUNET_SCHEDULER_shutdown (s);
       return;
     }
@@ -286,44 +220,32 @@ run (void *cls,
   if (my_private_key == NULL)
     {
       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                  _("Transport service could not access hostkey.  Exiting.\n"));
+                  _
+                  ("Transport service could not access hostkey.  Exiting.\n"));
       GNUNET_SCHEDULER_shutdown (s);
       return;
     }
-  GNUNET_CRYPTO_rsa_key_get_public (my_private_key, 
-                                   &my_public_key);
+  GNUNET_CRYPTO_rsa_key_get_public (my_private_key, &my_public_key);
   GNUNET_CRYPTO_hash (&my_public_key,
-                      sizeof (my_public_key),
-                     &my_identity.hashPubKey);
-  
-
-  
-  /* load plugins... */  
-  setup_plugin_environment();
-  GNUNET_log (GNUNET_ERROR_TYPE_INFO,
-              _("Loading tcp transport plugin\n"));
+                      sizeof (my_public_key), &my_identity.hashPubKey);
+
+
+
+  /* load plugins... */
+  setup_plugin_environment ();
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, _("Loading tcp transport plugin\n"));
   GNUNET_asprintf (&libname, "libgnunet_plugin_transport_tcp");
 
-  api = GNUNET_PLUGIN_load(libname, &env);
+  api = GNUNET_PLUGIN_load (libname, &env);
+  GNUNET_free (libname);
   if (api == NULL)
     {
       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                   _("Failed to load transport plugin for tcp\n"));
       /* FIXME: set some error code for main */
       return;
-    } 
-  /* Sailor: if we had no real tests, we
-     could call this function
-     here to end the process; instead, I'll
-     show how one could run a single test below. 
-     Note that the test is not particularly well-written,
-     it just serves to illustrate (also,
-     the "validation_notification" function above is
-     part of the test.*/
-  if (0)
-    unload_plugins (NULL, cfg);
-  else
-    test_validation ();
+    }
+  test_validation ();
 }
 
 
@@ -340,6 +262,7 @@ main (int argc, char *const *argv)
   static struct GNUNET_GETOPT_CommandLineOption options[] = {
     GNUNET_GETOPT_OPTION_END
   };
+  int ret;
   char *const argv_prog[] = {
     "test_plugin_transport",
     "-c",
@@ -351,22 +274,22 @@ main (int argc, char *const *argv)
     "WARNING",
 #endif
     NULL
-  };  
+  };
   GNUNET_log_setup ("test-plugin-transport",
 #if VERBOSE
                     "DEBUG",
 #else
                     "WARNING",
 #endif
-                    NULL);       
-  ok = 1; /* set to fail */
-  return (GNUNET_OK ==
-          GNUNET_PROGRAM_run (5,
-                              argv_prog,
-                              "test-plugin-transport",
-                             "testcase",
-                             options,
-                              &run, NULL)) ? ok : 1;
+                    NULL);
+  ok = 1;                       /* set to fail */
+  ret = (GNUNET_OK ==
+         GNUNET_PROGRAM_run (5,
+                             argv_prog,
+                             "test-plugin-transport",
+                             "testcase", options, &run, NULL)) ? ok : 1;
+  GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-plugin-transport");
+  return ret;
 }
 
 /* end of test_plugin_transport.c */