+++ /dev/null
-/*
- This file is part of GNUnet.
- (C) 2011, 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 stream/test_stream_local.c
- * @brief Stream API testing between local peers
- * @author Sree Harsha Totakura
- */
-
-#include <string.h>
-
-#include "platform.h"
-#include "gnunet_util_lib.h"
-#include "gnunet_mesh_service.h"
-#include "gnunet_stream_lib.h"
-#include "gnunet_testing_lib.h"
-
-#define VERBOSE 1
-
-/**
- * Structure for holding peer's sockets and IO Handles
- */
-struct PeerData
-{
- /**
- * Peer's stream socket
- */
- struct GNUNET_STREAM_Socket *socket;
-
- /**
- * Peer's io write handle
- */
- struct GNUNET_STREAM_IOWriteHandle *io_write_handle;
-
- /**
- * Peer's io read handle
- */
- struct GNUNET_STREAM_IOReadHandle *io_read_handle;
-
- /**
- * Bytes the peer has written
- */
- unsigned int bytes_wrote;
-
- /**
- * Byte the peer has read
- */
- unsigned int bytes_read;
-};
-
-static struct GNUNET_OS_Process *arm_pid;
-static struct PeerData peer1;
-static struct PeerData peer2;
-static struct GNUNET_STREAM_ListenSocket *peer2_listen_socket;
-static struct GNUNET_CONFIGURATION_Handle *config;
-
-static GNUNET_SCHEDULER_TaskIdentifier abort_task;
-static GNUNET_SCHEDULER_TaskIdentifier test_task;
-static GNUNET_SCHEDULER_TaskIdentifier read_task;
-
-static char *data = "ABCD";
-static int result;
-
-
-/**
- * Shutdown nicely
- */
-static void
-do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- GNUNET_STREAM_close (peer1.socket);
- if (NULL != peer2.socket)
- GNUNET_STREAM_close (peer2.socket);
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: shutdown\n");
- if (0 != abort_task)
- {
- GNUNET_SCHEDULER_cancel (abort_task);
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: arm\n");
- if (0 != GNUNET_OS_process_kill (arm_pid, SIGTERM))
- {
- GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: Wait\n");
- /* Free the duplicated configuration */
- GNUNET_CONFIGURATION_destroy (config);
- GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (arm_pid));
- GNUNET_OS_process_destroy (arm_pid);
-}
-
-
-/**
- * Something went wrong and timed out. Kill everything and set error flag
- */
-static void
-do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test: ABORT\n");
- if (0 != test_task)
- {
- GNUNET_SCHEDULER_cancel (test_task);
- }
- if (0 != read_task)
- {
- GNUNET_SCHEDULER_cancel (read_task);
- }
- result = GNUNET_SYSERR;
- abort_task = 0;
- do_shutdown (cls, tc);
-}
-
-/**
- * Signature for input processor
- *
- * @param cls the closure from GNUNET_STREAM_write/read
- * @param status the status of the stream at the time this function is called
- * @param data traffic from the other side
- * @param size the number of bytes available in data read
- * @return number of bytes of processed from 'data' (any data remaining should be
- * given to the next time the read processor is called).
- */
-static size_t
-input_processor (void *cls,
- enum GNUNET_STREAM_Status status,
- const void *input_data,
- size_t size);
-
-
-/**
- * The write completion function; called upon writing some data to stream or
- * upon error
- *
- * @param cls the closure from GNUNET_STREAM_write/read
- * @param status the status of the stream at the time this function is called
- * @param size the number of bytes read or written
- */
-static void
-write_completion (void *cls,
- enum GNUNET_STREAM_Status status,
- size_t size)
-{
- struct PeerData *peer;
-
- peer = (struct PeerData *) cls;
- GNUNET_assert (GNUNET_STREAM_OK == status);
- GNUNET_assert (size < strlen (data));
- peer->bytes_wrote += size;
-
- if (peer->bytes_wrote < strlen(data)) /* Have more data to send */
- {
- peer->io_write_handle =
- GNUNET_STREAM_write (peer->socket,
- (void *) data,
- strlen(data) - peer->bytes_wrote,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &write_completion,
- cls);
- GNUNET_assert (NULL != peer->io_write_handle);
- }
- else
- {
- if (&peer1 == peer) /* Peer1 has finished writing; should read now */
- {
- peer->io_read_handle =
- GNUNET_STREAM_read ((struct GNUNET_STREAM_Socket *)
- peer->socket,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &input_processor,
- cls);
- GNUNET_assert (NULL!=peer->io_read_handle);
- }
- }
-}
-
-
-/**
- * Function executed after stream has been established
- *
- * @param cls the closure from GNUNET_STREAM_open
- * @param socket socket to use to communicate with the other side (read/write)
- */
-static void
-stream_open_cb (void *cls,
- struct GNUNET_STREAM_Socket *socket)
-{
- struct PeerData *peer;
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stream established from peer1\n");
- peer = (struct PeerData *) cls;
- peer->bytes_wrote = 0;
- GNUNET_assert (socket == peer1.socket);
- GNUNET_assert (socket == peer->socket);
- peer->io_write_handle = GNUNET_STREAM_write (peer->socket, /* socket */
- (void *) data, /* data */
- strlen(data),
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &write_completion,
- cls);
- GNUNET_assert (NULL != peer->io_write_handle);
-}
-
-
-/**
- * Input processor
- *
- * @param cls the closure from GNUNET_STREAM_write/read
- * @param status the status of the stream at the time this function is called
- * @param data traffic from the other side
- * @param size the number of bytes available in data read
- * @return number of bytes of processed from 'data' (any data remaining should be
- * given to the next time the read processor is called).
- */
-static size_t
-input_processor (void *cls,
- enum GNUNET_STREAM_Status status,
- const void *input_data,
- size_t size)
-{
- struct PeerData *peer;
-
- peer = (struct PeerData *) cls;
-
- GNUNET_assert (GNUNET_STREAM_OK == status);
- GNUNET_assert (size < strlen (data));
- GNUNET_assert (strncmp ((const char *) data + peer->bytes_read,
- (const char *) input_data,
- size));
- peer->bytes_read += size;
-
- if (peer->bytes_read < strlen (data))
- {
- peer->io_read_handle = GNUNET_STREAM_read ((struct GNUNET_STREAM_Socket *)
- peer->socket,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &input_processor,
- cls);
- GNUNET_assert (NULL != peer->io_read_handle);
- }
- else
- {
- if (&peer2 == peer) /* Peer2 has completed reading; should write */
- {
- peer->bytes_wrote = 0;
- peer->io_write_handle =
- GNUNET_STREAM_write ((struct GNUNET_STREAM_Socket *)
- peer->socket,
- (void *) data,
- strlen(data),
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &write_completion,
- cls);
- }
- else /* Peer1 has completed reading. End of tests */
- {
- GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
- }
- }
- return size;
-}
-
-
-/**
- * Scheduler call back; to be executed when a new stream is connected
- * Called from listen connect for peer2
- */
-static void
-stream_read (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- read_task = GNUNET_SCHEDULER_NO_TASK;
- GNUNET_assert (NULL != cls);
- peer2.bytes_read = 0;
- GNUNET_STREAM_listen_close (peer2_listen_socket); /* Close listen socket */
- peer2.io_read_handle =
- GNUNET_STREAM_read ((struct GNUNET_STREAM_Socket *) cls,
- GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 5),
- &input_processor,
- (void *) &peer2);
- GNUNET_assert (NULL != peer2.io_read_handle);
-}
-
-
-/**
- * Functions of this type are called upon new stream connection from other peers
- *
- * @param cls the closure from GNUNET_STREAM_listen
- * @param socket the socket representing the stream
- * @param initiator the identity of the peer who wants to establish a stream
- * with us
- * @return GNUNET_OK to keep the socket open, GNUNET_SYSERR to close the
- * stream (the socket will be invalid after the call)
- */
-static int
-stream_listen_cb (void *cls,
- struct GNUNET_STREAM_Socket *socket,
- const struct GNUNET_PeerIdentity *initiator)
-{
- GNUNET_assert (NULL != socket);
- GNUNET_assert (NULL == initiator); /* Local peer=NULL? */
- GNUNET_assert (socket != peer1.socket);
-
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
- "Peer connected: %s\n", GNUNET_i2s(initiator));
-
- peer2.socket = socket;
- read_task = GNUNET_SCHEDULER_add_now (&stream_read, (void *) socket);
- return GNUNET_OK;
-}
-
-
-/**
- * Testing function
- *
- * @param cls NULL
- * @param tc the task context
- */
-static void
-test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
-{
- struct GNUNET_PeerIdentity self;
-
- test_task = GNUNET_SCHEDULER_NO_TASK;
- /* Get our identity */
- GNUNET_assert (GNUNET_OK == GNUNET_TESTING_get_peer_identity (config,
- &self));
-
- peer2_listen_socket = GNUNET_STREAM_listen (config,
- 10, /* App port */
- &stream_listen_cb,
- NULL,
- GNUNET_STREAM_OPTION_END);
- GNUNET_assert (NULL != peer2_listen_socket);
-
- /* Connect to stream library */
- peer1.socket = GNUNET_STREAM_open (config,
- &self, /* Null for local peer? */
- 10, /* App port */
- &stream_open_cb,
- (void *) &peer1,
- GNUNET_STREAM_OPTION_END);
- GNUNET_assert (NULL != peer1.socket);
-}
-
-/**
- * Initialize framework and start test
- */
-static void
-run (void *cls, char *const *args, const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
-{
- GNUNET_log_setup ("test_stream_local",
-#if VERBOSE
- "DEBUG",
-#else
- "WARNING",
-#endif
- NULL);
- /* Duplicate the configuration */
- config = GNUNET_CONFIGURATION_dup (cfg);
- arm_pid =
- GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-service-arm",
- "gnunet-service-arm",
-#if VERBOSE_ARM
- "-L", "DEBUG",
-#endif
- "-c", "test_stream_local.conf", NULL);
-
- abort_task =
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
- (GNUNET_TIME_UNIT_SECONDS, 20), &do_abort,
- NULL);
-
- test_task = GNUNET_SCHEDULER_add_now (&test, NULL);
-
-}
-
-/**
- * Main function
- */
-int main (int argc, char **argv)
-{
- int ret;
-
- char *const argv2[] = { "test-stream-local",
- "-c", "test_stream_local.conf",
-#if VERBOSE
- "-L", "DEBUG",
-#endif
- NULL
- };
-
- struct GNUNET_GETOPT_CommandLineOption options[] = {
- GNUNET_GETOPT_OPTION_END
- };
-
- ret =
- GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
- "test-stream-local", "nohelp", options, &run, NULL);
-
- if (GNUNET_OK != ret)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "run failed with error code %d\n",
- ret);
- return 1;
- }
- if (GNUNET_SYSERR == result)
- {
- GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "test failed\n");
- return 1;
- }
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "test ok\n");
- return 0;
-}
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