qemu/tests/test-io-channel-command.c

   1 /*
   2  * QEMU I/O channel command test
   3  *
   4  * Copyright (c) 2015 Red Hat, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #include "qemu/osdep.h"
  22 #include "io/channel-command.h"
  23 #include "io-channel-helpers.h"
  24 #include "qapi/error.h"
  25
  26 #ifndef WIN32
  27 static void test_io_channel_command_fifo(bool async)
  28 {
  29 #define TEST_FIFO "tests/test-io-channel-command.fifo"
  30     QIOChannel *src, *dst;
  31     QIOChannelTest *test;
  32     char *srcfifo = g_strdup_printf("PIPE:%s,wronly", TEST_FIFO);
  33     char *dstfifo = g_strdup_printf("PIPE:%s,rdonly", TEST_FIFO);
  34     const char *srcargv[] = {
  35         "/bin/socat", "-", srcfifo, NULL,
  36     };
  37     const char *dstargv[] = {
  38         "/bin/socat", dstfifo, "-", NULL,
  39     };
  40
  41     unlink(TEST_FIFO);
  42     if (access("/bin/socat", X_OK) < 0) {
  43         return; /* Pretend success if socat is not present */
  44     }
  45     if (mkfifo(TEST_FIFO, 0600) < 0) {
  46         abort();
  47     }
  48     src = QIO_CHANNEL(qio_channel_command_new_spawn(srcargv,
  49                                                     O_WRONLY,
  50                                                     &error_abort));
  51     dst = QIO_CHANNEL(qio_channel_command_new_spawn(dstargv,
  52                                                     O_RDONLY,
  53                                                     &error_abort));
  54
  55     test = qio_channel_test_new();
  56     qio_channel_test_run_threads(test, async, src, dst);
  57     qio_channel_test_validate(test);
  58
  59     object_unref(OBJECT(src));
  60     object_unref(OBJECT(dst));
  61
  62     g_free(srcfifo);
  63     g_free(dstfifo);
  64     unlink(TEST_FIFO);
  65 }
  66
  67
  68 static void test_io_channel_command_fifo_async(void)
  69 {
  70     test_io_channel_command_fifo(true);
  71 }
  72
  73 static void test_io_channel_command_fifo_sync(void)
  74 {
  75     test_io_channel_command_fifo(false);
  76 }
  77
  78
  79 static void test_io_channel_command_echo(bool async)
  80 {
  81     QIOChannel *ioc;
  82     QIOChannelTest *test;
  83     const char *socatargv[] = {
  84         "/bin/socat", "-", "-", NULL,
  85     };
  86
  87     if (access("/bin/socat", X_OK) < 0) {
  88         return; /* Pretend success if socat is not present */
  89     }
  90
  91     ioc = QIO_CHANNEL(qio_channel_command_new_spawn(socatargv,
  92                                                     O_RDWR,
  93                                                     &error_abort));
  94     test = qio_channel_test_new();
  95     qio_channel_test_run_threads(test, async, ioc, ioc);
  96     qio_channel_test_validate(test);
  97
  98     object_unref(OBJECT(ioc));
  99 }
 100
 101
 102 static void test_io_channel_command_echo_async(void)
 103 {
 104     test_io_channel_command_echo(true);
 105 }
 106
 107 static void test_io_channel_command_echo_sync(void)
 108 {
 109     test_io_channel_command_echo(false);
 110 }
 111 #endif
 112
 113 int main(int argc, char **argv)
 114 {
 115     module_call_init(MODULE_INIT_QOM);
 116
 117     g_test_init(&argc, &argv, NULL);
 118
 119 #ifndef WIN32
 120     g_test_add_func("/io/channel/command/fifo/sync",
 121                     test_io_channel_command_fifo_sync);
 122     g_test_add_func("/io/channel/command/fifo/async",
 123                     test_io_channel_command_fifo_async);
 124     g_test_add_func("/io/channel/command/echo/sync",
 125                     test_io_channel_command_echo_sync);
 126     g_test_add_func("/io/channel/command/echo/async",
 127                     test_io_channel_command_echo_async);
 128 #endif
 129
 130     return g_test_run();
 131 }