[GNUnet-SVN] r23711 - gnunet/src/stream

[gnunet]

Author: harsha
Date: 2012-09-08 15:50:48 +0200 (Sat, 08 Sep 2012)
New Revision: 23711

Modified:
   gnunet/src/stream/Makefile.am
   gnunet/src/stream/test_stream_2peers_halfclose.c
Log:
test_stream_2peers_halfclose to testbed

Modified: gnunet/src/stream/Makefile.am
===================================================================
--- gnunet/src/stream/Makefile.am       2012-09-08 09:05:03 UTC (rev 23710)
+++ gnunet/src/stream/Makefile.am       2012-09-08 13:50:48 UTC (rev 23711)
@@ -51,7 +51,7 @@
 test_stream_2peers_halfclose_LDADD = \
  $(top_builddir)/src/stream/libgnunetstream.la \
  $(top_builddir)/src/util/libgnunetutil.la \
- $(top_builddir)/src/testing_old/libgnunettesting_old.la
+ $(top_builddir)/src/testbed/libgnunettestbed.la
 
 test_stream_local_SOURCES = \
  test_stream_local.c

Modified: gnunet/src/stream/test_stream_2peers_halfclose.c
===================================================================
--- gnunet/src/stream/test_stream_2peers_halfclose.c    2012-09-08 09:05:03 UTC 
(rev 23710)
+++ gnunet/src/stream/test_stream_2peers_halfclose.c    2012-09-08 13:50:48 UTC 
(rev 23711)
@@ -28,10 +28,9 @@
 
 #include "platform.h"
 #include "gnunet_util_lib.h"
+#include "gnunet_testbed_service.h"
 #include "gnunet_mesh_service.h"
 #include "gnunet_stream_lib.h"
-#include "gnunet_testing_lib.h"
-#include "gnunet_scheduler_lib.h"
 
 #define VERBOSE 1
 
@@ -49,6 +48,11 @@
 struct PeerData
 {
   /**
+   * The testbed peer handle corresponding to this peer
+   */
+  struct GNUNET_TESTBED_Peer *peer;
+
+  /**
    * Peer's stream socket
    */
   struct GNUNET_STREAM_Socket *socket;
@@ -69,6 +73,11 @@
   struct GNUNET_STREAM_ShutdownHandle *shutdown_handle;
 
   /**
+   * Testbed operation handle specific for this peer
+   */
+  struct GNUNET_TESTBED_Operation *op;
+
+  /**
    * Our Peer id
    */
   struct GNUNET_PeerIdentity our_id;
@@ -94,22 +103,78 @@
   int shutdown_operation;
 };
 
-/**
- * The current peer group
- */
-static struct GNUNET_TESTING_PeerGroup *pg;
 
 /**
- * Peer 1 daemon
+ * Enumeration for various tests that are to be passed in the same order as
+ * below
  */
-static struct GNUNET_TESTING_Daemon *d1;
+enum Test
+{
+  /**
+   * Peer1 writing; Peer2 reading
+   */
+  PEER1_WRITE,
 
+  /**
+   * Peer1 write shutdown; Peer2 should get an error when it tries to read;
+   */
+  PEER1_WRITE_SHUTDOWN,
+
+  /**
+   * Peer1 reads; Peer2 writes (connection is halfclosed)
+   */
+  PEER1_HALFCLOSE_READ,
+
+  /**
+   * Peer1 attempts to write; Should fail with stream already shutdown error
+   */
+  PEER1_HALFCLOSE_WRITE_FAIL,
+
+  /**
+   * Peer1 read shutdown; Peer2 should get stream shutdown error during write
+   */
+  PEER1_READ_SHUTDOWN,
+
+  /**
+   * All tests successfully finished
+   */
+  SUCCESS
+};
+
+
 /**
- * Peer 2 daemon
+ * Different states in test setup
  */
-static struct GNUNET_TESTING_Daemon *d2;
+enum SetupState
+{
+  /**
+   * The initial state
+   */
+  INIT,
 
+  /**
+   * Get the identity of peer 1
+   */
+  PEER1_GET_IDENTITY,
 
+  /**
+   * Get the identity of peer 2
+   */
+  PEER2_GET_IDENTITY,
+
+  /**
+   * Connect to stream service of peer 2
+   */
+  PEER2_STREAM_CONNECT,
+  
+  /**
+   * Connect to stream service of peer 1
+   */
+  PEER1_STREAM_CONNECT
+
+};
+
+
 /**
  * Peer1 writes first and then calls for SHUT_WR
  * Peer2 reads first and then calls for SHUT_RD
@@ -119,58 +184,41 @@
  */
 static struct PeerData peer1;
 static struct PeerData peer2;
-static struct GNUNET_STREAM_ListenSocket *peer2_listen_socket;
-static struct GNUNET_CONFIGURATION_Handle *config;
 
+/**
+ * Task for aborting the test case if it takes too long
+ */
 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
+
+/**
+ * Task for reading from stream
+ */
 static GNUNET_SCHEDULER_TaskIdentifier read_task;
 
 static char *data = "ABCD";
-static int result;
 
 /**
- * Enumeration for various tests that are to be passed in the same order as
- * below
+ * Handle to testbed operation
  */
-enum Test
-  {
-    /**
-     * Peer1 writing; Peer2 reading
-     */
-    PEER1_WRITE,
+struct GNUNET_TESTBED_Operation *op;
 
-    /**
-     * Peer1 write shutdown; Peer2 should get an error when it tries to read;
-     */
-    PEER1_WRITE_SHUTDOWN,
+/**
+ * Final testing result
+ */
+static int result;
 
-    /**
-     * Peer1 reads; Peer2 writes (connection is halfclosed)
-     */
-    PEER1_HALFCLOSE_READ,
-
-    /**
-     * Peer1 attempts to write; Should fail with stream already shutdown error
-     */
-    PEER1_HALFCLOSE_WRITE_FAIL,
-
-    /**
-     * Peer1 read shutdown; Peer2 should get stream shutdown error during write
-     */
-    PEER1_READ_SHUTDOWN,
-
-    /**
-     * All tests successfully finished
-     */
-    SUCCESS
-  };
-
 /**
  * Current running test
  */
 enum Test current_test;
 
 /**
+ * State is test setup
+ */
+enum SetupState setup_state;
+
+
+/**
  * Input processor
  *
  * @param cls the closure from GNUNET_STREAM_write/read
@@ -277,51 +325,16 @@
 
 
 /**
- * Check whether peers successfully shut down.
- */
-static void
-peergroup_shutdown_callback (void *cls, const char *emsg)
-{
-  if (emsg != NULL)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
-                "Shutdown of peers failed!\n");
-  }
-  else
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_INFO,
-                "All peers successfully shut down!\n");
-  }
-  GNUNET_CONFIGURATION_destroy (config);
-}
-
-
-/**
  * Close sockets and stop testing deamons nicely
  */
 static void
 do_close (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 {
-  if (NULL != peer1.socket)
-    GNUNET_STREAM_close (peer1.socket);
   if (NULL != peer2.socket)
     GNUNET_STREAM_close (peer2.socket);
-  if (NULL != peer2_listen_socket)
-    GNUNET_STREAM_listen_close (peer2_listen_socket);
-
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: shutdown\n");
-  if (0 != abort_task)
-  {
+  if (GNUNET_SCHEDULER_NO_TASK != abort_task)
     GNUNET_SCHEDULER_cancel (abort_task);
-  }
-
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Wait\n");
-
-  GNUNET_TESTING_daemons_stop (pg,
-                               GNUNET_TIME_relative_multiply
-                               (GNUNET_TIME_UNIT_SECONDS, 5),
-                               &peergroup_shutdown_callback,
-                               NULL);
+  GNUNET_TESTBED_operation_done (peer2.op);
 }
 
 
@@ -665,137 +678,211 @@
  * Listen success callback; connects a peer to stream as client
  */
 static void
+stream_connect (void);
+
+
+/**
+ * Adapter function called to destroy a connection to
+ * a service.
+ * 
+ * @param cls closure
+ * @param op_result service handle returned from the connect adapter
+ */
+static void
+stream_da (void *cls, void *op_result)
+{
+  struct GNUNET_STREAM_ListenSocket *lsocket;
+
+  if (&peer2 == cls)
+  {
+    lsocket = op_result;
+    GNUNET_STREAM_listen_close (lsocket);
+    GNUNET_TESTBED_operation_done (peer1.op);
+    return;
+  }
+  if (&peer1 == cls)
+  {
+    GNUNET_assert (op_result == peer1.socket);
+    GNUNET_STREAM_close (peer1.socket);
+    GNUNET_SCHEDULER_shutdown (); /* Exit point of the test */
+    return;
+  }
+  GNUNET_assert (0);
+}
+
+
+/**
+ * Adapter function called to establish a connection to
+ * a 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 * 
+stream_ca (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  struct GNUNET_STREAM_ListenSocket *lsocket;
+  
+  switch (setup_state)
+  {
+  case PEER2_STREAM_CONNECT:
+    lsocket = GNUNET_STREAM_listen (cfg, 10, &stream_listen_cb, NULL,
+                                    GNUNET_STREAM_OPTION_SIGNAL_LISTEN_SUCCESS,
+                                    &stream_connect, GNUNET_STREAM_OPTION_END);
+    GNUNET_assert (NULL != lsocket);
+    return lsocket;
+  case PEER1_STREAM_CONNECT:
+    peer1.socket = GNUNET_STREAM_open (cfg, &peer2.our_id, 10, &stream_open_cb,
+                                       &peer1, GNUNET_STREAM_OPTION_END);
+    GNUNET_assert (NULL != peer1.socket);
+    return peer1.socket;
+  default:
+    GNUNET_assert (0);
+  }
+}
+
+
+/**
+ * Listen success callback; connects a peer to stream as client
+ */
+static void
 stream_connect (void)
+{ 
+  GNUNET_assert (PEER2_STREAM_CONNECT == setup_state);
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stream listen open successful\n");  
+  peer1.op = GNUNET_TESTBED_service_connect (&peer1, peer1.peer, "stream",
+                                            NULL, NULL,
+                                             stream_ca, stream_da, &peer1);
+  setup_state = PEER1_STREAM_CONNECT;
+}
+
+
+/**
+ * Callback to be called when the requested peer information is available
+ *
+ * @param cb_cls the closure from GNUNET_TETSBED_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; will be NULL if the
+ *          operation is successfull
+ */
+static void 
+peerinfo_cb (void *cb_cls, struct GNUNET_TESTBED_Operation *op_,
+            const struct GNUNET_TESTBED_PeerInformation *pinfo,
+            const char *emsg)
 {
-  /* Connect to stream library */
-  peer1.socket = GNUNET_STREAM_open (d1->cfg,
-                                     &d2->id,         /* Null for local peer? 
*/
-                                     10,           /* App port */
-                                     &stream_open_cb,
-                                     &peer1,
-                                    GNUNET_STREAM_OPTION_END);
-  GNUNET_assert (NULL != peer1.socket);
+  GNUNET_assert (NULL == emsg);
+  GNUNET_assert (op == op_);
+  switch (setup_state)
+  {
+  case PEER1_GET_IDENTITY:
+    memcpy (&peer1.our_id, pinfo->result.id, 
+            sizeof (struct GNUNET_PeerIdentity));
+    GNUNET_TESTBED_operation_done (op);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer 1 id: %s\n", GNUNET_i2s
+                (&peer1.our_id));
+    op = GNUNET_TESTBED_peer_get_information (peer2.peer,
+                                              GNUNET_TESTBED_PIT_IDENTITY,
+                                              &peerinfo_cb, NULL);
+    setup_state = PEER2_GET_IDENTITY;
+    break;
+  case PEER2_GET_IDENTITY:
+    memcpy (&peer2.our_id, pinfo->result.id,
+            sizeof (struct GNUNET_PeerIdentity));
+    GNUNET_TESTBED_operation_done (op);
+    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer 2 id: %s\n", GNUNET_i2s
+                (&peer2.our_id));
+    peer2.op = GNUNET_TESTBED_service_connect (&peer2, peer2.peer, "stream",
+                                               NULL, NULL,
+                                               stream_ca, stream_da, &peer2);
+    setup_state = PEER2_STREAM_CONNECT;
+    break;
+  default:
+    GNUNET_assert (0);
+  }
 }
 
 
 /**
- * Callback to be called when testing peer group is ready
+ * Controller event callback
  *
  * @param cls NULL
- * @param emsg NULL on success
+ * @param event the controller event
  */
-void
-peergroup_ready (void *cls, const char *emsg)
+static void 
+controller_event_cb (void *cls,
+                     const struct GNUNET_TESTBED_EventInformation *event)
 {
-  if (NULL != emsg)
+  switch (event->type)
+  {
+  case GNUNET_TESTBED_ET_CONNECT:
+    GNUNET_assert (INIT == setup_state);
+    GNUNET_TESTBED_operation_done (op);
+    op = GNUNET_TESTBED_peer_get_information (peer1.peer,
+                                              GNUNET_TESTBED_PIT_IDENTITY,
+                                             &peerinfo_cb, NULL);
+    setup_state = PEER1_GET_IDENTITY;
+    break;
+  case GNUNET_TESTBED_ET_OPERATION_FINISHED:
+    switch (setup_state)
     {
-      GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
-                  "Starting peer group failed: %s\n", emsg);
-      return;
+    case PEER1_STREAM_CONNECT:
+    case PEER2_STREAM_CONNECT:
+      GNUNET_assert (NULL == event->details.operation_finished.emsg);
+      break;
+    default:
+      GNUNET_assert (0);
     }
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Peer group is now ready\n");
-  
-  GNUNET_assert (2 == GNUNET_TESTING_daemons_running (pg));
-  
-  d1 = GNUNET_TESTING_daemon_get (pg, 0);
-  GNUNET_assert (NULL != d1);
-  
-  d2 = GNUNET_TESTING_daemon_get (pg, 1);
-  GNUNET_assert (NULL != d2);
-
-  GNUNET_TESTING_get_peer_identity (d1->cfg,
-                                    &peer1.our_id);
-  GNUNET_TESTING_get_peer_identity (d2->cfg,
-                                    &peer2.our_id);
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "%s : %s\n",
-              GNUNET_i2s (&peer1.our_id),
-              GNUNET_i2s (&d1->id));
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "%s : %s\n",
-              GNUNET_i2s (&peer2.our_id),
-              GNUNET_i2s (&d2->id));
-
-  peer2_listen_socket = 
-    GNUNET_STREAM_listen (d2->cfg,
-                          10, /* App port */
-                          &stream_listen_cb,
-                          NULL,
-                          GNUNET_STREAM_OPTION_SIGNAL_LISTEN_SUCCESS,
-                          &stream_connect,
-                          GNUNET_STREAM_OPTION_END);
-  GNUNET_assert (NULL != peer2_listen_socket);
+    break;
+  default:
+    GNUNET_assert (0);
+  }
 }
 
 
 /**
- * Initialize framework and start test
+ * Signature of a main function for a testcase.
+ *
+ * @param cls closure
+ * @param num_peers number of peers in 'peers'
+ * @param peers handle to peers run in the testbed
  */
 static void
-run (void *cls, char *const *args, const char *cfgfile,
-     const struct GNUNET_CONFIGURATION_Handle *cfg)
+test_master (void *cls, unsigned int num_peers,
+             struct GNUNET_TESTBED_Peer **peers)
 {
-  struct GNUNET_TESTING_Host *hosts; /* FIXME: free hosts (DLL) */
-
-  /* GNUNET_log_setup ("test_stream_local", */
-  /*                   "DEBUG", */
-  /*                   NULL); */
-
-  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
-              "Starting test\n");
-  /* Duplicate the configuration */
-  config = GNUNET_CONFIGURATION_dup (cfg);
-
-  hosts = GNUNET_TESTING_hosts_load (config);
-  
-  pg = GNUNET_TESTING_peergroup_start (config,
-                                       2,
-                                       GNUNET_TIME_relative_multiply
-                                       (GNUNET_TIME_UNIT_SECONDS, 3),
-                                       NULL,
-                                       &peergroup_ready,
-                                       NULL,
-                                       hosts);
-  GNUNET_assert (NULL != pg);
-                                       
+  GNUNET_assert (NULL != peers);
+  GNUNET_assert (NULL != peers[0]);
+  GNUNET_assert (NULL != peers[1]);
+  peer1.peer = peers[0];
+  peer2.peer = peers[1];
+  op = GNUNET_TESTBED_overlay_connect (NULL, NULL, NULL, peer2.peer, 
peer1.peer);
+  setup_state = INIT;
   abort_task =
     GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
                                   (GNUNET_TIME_UNIT_SECONDS, 40), &do_abort,
                                   NULL);
 }
 
+
 /**
  * Main function
  */
 int main (int argc, char **argv)
 {
-  int ret;
+  uint64_t event_mask;  
 
-  char *argv2[] = { "test-stream-2peers-halfclose",
-                    "-L", "DEBUG",
-                    "-c", "test_stream_local.conf",
-                    NULL};
-  
-  struct GNUNET_GETOPT_CommandLineOption options[] = {
-    GNUNET_GETOPT_OPTION_END
-  };
-
-  ret =
-      GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
-                          "test-stream-2peers-halfclose", "nohelp", options, 
&run, NULL);
-
-  if (GNUNET_OK != ret)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "run failed with error code %d\n",
-                ret);
-    return 1;
-  }
+  result = GNUNET_NO;
+  event_mask = 0;
+  event_mask |= (1LL << GNUNET_TESTBED_ET_CONNECT);
+  event_mask |= (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED);
+  GNUNET_TESTBED_test_run ("test_stream_2peers_halfclose",
+                           "test_stream_local.conf", NUM_PEERS, event_mask,
+                           &controller_event_cb, NULL, &test_master, NULL);
   if (GNUNET_SYSERR == result)
-  {
-    GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "test failed\n");
     return 1;
-  }
-  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "test ok\n");
   return 0;
 }