From: Sree Harsha Totakura Date: Fri, 13 Jan 2012 18:10:05 +0000 (+0000) Subject: test case for stream API X-Git-Tag: initial-import-from-subversion-38251~15324 X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=3849f861a9c89b937207a7d5f240ac783fe5b9d3;p=oweals%2Fgnunet.git test case for stream API --- diff --git a/src/stream/stream_protocol.h b/src/stream/stream_protocol.h index 20dae355b..711627105 100644 --- a/src/stream/stream_protocol.h +++ b/src/stream/stream_protocol.h @@ -66,6 +66,11 @@ enum GNUNET_STREAM_MessageType */ GNUNET_STREAM_MESSAGE_HELLO_ACK, + /** + * Reset message + */ + GNUNET_STREAM_MESSAGE_RESET, + /** * Transmit close message (data transmission no longer possible after this * message) @@ -180,6 +185,28 @@ struct GNUNET_STREAM_AckMessage }; +/** + * Various states in the Protocol + */ +enum GNUNET_STREAM_ProtocolState + { + GNUNET_STREAM_PROTOCOL_INIT, + + GNUNET_STREAM_PROTOCOL_LISTEN, + + GNUNET_STREAM_PROTOCOL_HANDSHAKE_WAIT, + + GNUNET_STREAM_PROTOCOL_DATA_WAIT, + + GNUNET_STREAM_PROTOCOL_READ_CLOSE_WAIT, + + GNUNET_STREAM_PROTOCOL_WRITE_CLOSE_WAIT, + + GNUNET_STREAM_PROTOCOL_CLOSE_WAIT + + } + + #if 0 /** keep Emacsens' auto-indent happy */ { #endif diff --git a/src/stream/test_stream_local.c b/src/stream/test_stream_local.c new file mode 100644 index 000000000..9410d7df3 --- /dev/null +++ b/src/stream/test_stream_local.c @@ -0,0 +1,335 @@ +/* + 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 + +#include "platform.h" +#include "gnunet_util_lib.h" +#include "gnunet_mesh_service.h" +#include "gnunet_stream_lib.h" + +#define VERBOSE 1 + +static struct GNUNET_OS_Process *arm_pid; +static struct GNUNET_STREAM_Socket *peer1_socket; +static struct GNUNET_STREAM_ListenSocket *peer2_listen_socket; +static struct GNUNET_STREAM_Socket *peer2_socket; + +static GNUNET_SCHEDULER_TaskIdentifier abort_task; +static GNUNET_SCHEDULER_TaskIdentifier test_task; +static GNUNET_SCHEDULER_TaskIdentifier read_task; + +static GNUNET_STREAM_IOHandle *peer1_IOHandle; +static GNUNET_STREAM_IOHandle *peer2_IOHandle; + +static char *data = "ABCD"; +static unsigned int *data_pointer; +static unsigned int *read_pointer; +static int result + +static int test1_success_counter; + + +/** + * Shutdown nicely + */ +static void +do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + 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"); + GNUNET_assert (GNUNET_OK == GNUNET_OS_process_wait (arm_pid)); + GNUNET_OS_process_close (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); +} + + +/** + * 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 + */ +void write_completion (void *cls, + enum GNUNET_STREAM_Status status, + size_t size) +{ + GNUNET_assert (GNUNET_STREAM_OK == status); + if (data_pointer + size != strlen(data)) /* Have more data to send */ + { + data_pointer += size; + peer1_IOHandle = GNUNET_STREAM_write (peer1_socket, + (void *) data_pointer, + strlen(data) - data_pointer, + GNUNET_TIME_relative_multiply + (GNUNET_TIME_UNIT_SECONDS, 5), + &write_completion, + NULL); + GNUNET_assert (NULL != peer1_IOHandle); + } + else{ /* Close peer1 socket */ + GNUNET_STREAM_close (peer1_socket); + test1_success_counter++; + if (2 == test1_success_counter) + { + GNUNET_SCHEDULER_add_now (&do_shutdown, NULL); + } + } +} + + +/** + * 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) +{ + data_pointer = 0; + GNUNET_assert (socket == peer1_socket); + peer1_IOHandle = GNUNET_STREAM_write (socket, /* socket */ + (void *) data, /* data */ + strlen(data), + GNUNET_TIME_relative_multiply + (GNUNET_TIME_UNIT_SECONDS, 5), + &write_completion, + NULL); + GNUNET_assert (NULL != peer1_IOHandle); + +} + + +/** + * 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) +{ + GNUNET_assert (size < strlen (data)); + GNUNET_assert (strncmp ((const char *) data, + (const char *) input_data, + size)); + read_pointer += size; + + if (read_pointer < strlen (data)) + { + peer2_IOHandle = GNUNET_STREAM_read ((struct GNUNET_STREAM_Socket) cls, + GNUNET_TIME_relative_multiply + (GNUNET_TIME_UNIT_SECONDS, 5), + &input_processor, + NULL); + GNUNET_assert (NULL != peer2_IOHandle); + } + else { /* Close peer2 socket */ + GNUNET_STREAM_close (peer2_socket); + test1_success_counter ++; + if (2 == test1_success_counter) + { + GNUNET_SCHEDULER_add_now (&do_shutdown, NULL); + } + } + + return size; +} + + +/** + * Scheduler call back; to be executed when a new stream is connected + */ +static void +stream_read (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + read_task = GNUNET_SCHEDULER_NO_TASK; + GNUNET_assert (NULL != cls); + read_pointer = 0; + GNUNET_STREAM_listen_close (peer2_listen_socket); /* Close listen socket */ + peer2_IOHandle = GNUNET_STREAM_read ((struct GNUNET_STREAM_Socket) cls, + GNUNET_TIME_relative_multiply + (GNUNET_TIME_UNIT_SECONDS, 5), + &input_processor, + NULL); + GNUNET_assert (NULL != peer2_IOHandle); +} + + +/** + * 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); + + peer2_socket = socket; + read_task = GNUNET_SCHEDULER_add_now (&stream_read, (void *) socket); + return GNUNET_OK; +} + + +/** + * Testing function + */ +static void +test (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) +{ + test_task = GNUNET_SCHEDULER_NO_TASK; + test1_success_counter = 0; + /* Connect to stream library */ + peer1_socket = GNUNET_STREAM_open (NULL, /* Null for local peer? */ + 10, /* App port */ + open_cb); + GNUNET_assert (NULL != peer1_socket); + peer2_listen_socket = GNUNET_STREAM_listen (10 /* App port */ + &stream_listen_cb, + NULL); + GNUNET_assert (NULL != peer2_listen_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); + arm_pid = + GNUNET_OS_start_process (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, (void *) cfg); + +} + +/** + * Main function + */ +int main (int argc, char **argv) +{ + int ret; + + char *const argv2[] = { "test-stream-local", + "-c", "test_stream.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; +} diff --git a/src/stream/test_stream_local.conf b/src/stream/test_stream_local.conf new file mode 100644 index 000000000..3d955f09e --- /dev/null +++ b/src/stream/test_stream_local.conf @@ -0,0 +1,69 @@ +[fs] +AUTOSTART = NO + +[resolver] +AUTOSTART = NO + +[mesh] +DEBUG = YES +AUTOSTART = YES +ACCEPT_FROM = 127.0.0.1; +HOSTNAME = localhost +PORT = 10511 +# PREFIX = valgrind --leak-check=full +# PREFIX = xterm -geometry 100x85 -T peer1 -e gdb --args + +[dht] +DEBUG = NO +AUTOSTART = YES +ACCEPT_FROM6 = ::1; +ACCEPT_FROM = 127.0.0.1; +HOSTNAME = localhost +PORT = 2100 + +[block] +plugins = dht test + +[dhtcache] +QUOTA = 1 MB +DATABASE = sqlite + +[transport] +PLUGINS = tcp +DEBUG = NO +ACCEPT_FROM6 = ::1; +ACCEPT_FROM = 127.0.0.1; +NEIGHBOUR_LIMIT = 50 +PORT = 12365 + +[ats] +WAN_QUOTA_OUT = 3932160 +WAN_QUOTA_IN = 3932160 + +[core] +PORT = 12092 + +[arm] +DEFAULTSERVICES = core +PORT = 12366 +DEBUG = NO + +[transport-tcp] +TIMEOUT = 300 s +PORT = 12368 + +[TESTING] +WEAKRANDOM = YES + +[gnunetd] +HOSTKEY = $SERVICEHOME/.hostkey + +[PATHS] +DEFAULTCONFIG = test_mesh.conf +SERVICEHOME = /tmp/test-mesh/ + +[dns] +AUTOSTART = NO + +[nse] +AUTOSTART = NO