2 This file is part of GNUnet.
3 (C) 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file util/test_os_start_process.c
22 * @brief testcase for os start process code
24 * This testcase simply calls the os start process code
25 * giving a file descriptor to write stdout to. If the
26 * correct data "HELLO" is read then all is well.
29 #include "gnunet_common.h"
30 #include "gnunet_getopt_lib.h"
31 #include "gnunet_os_lib.h"
32 #include "gnunet_program_lib.h"
33 #include "gnunet_scheduler_lib.h"
36 #define VERBOSE GNUNET_NO
38 static char *test_phrase = "HELLO WORLD";
41 static struct GNUNET_OS_Process *proc;
43 /* Pipe to write to started processes stdin (on write end) */
44 static struct GNUNET_DISK_PipeHandle *hello_pipe_stdin;
46 /* Pipe to read from started processes stdout (on read end) */
47 static struct GNUNET_DISK_PipeHandle *hello_pipe_stdout;
49 static GNUNET_SCHEDULER_TaskIdentifier die_task;
52 end_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
55 if (0 != GNUNET_OS_process_kill (proc, SIGTERM))
57 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
59 GNUNET_OS_process_wait (proc);
60 GNUNET_OS_process_close (proc);
62 GNUNET_DISK_pipe_close (hello_pipe_stdout);
63 GNUNET_DISK_pipe_close (hello_pipe_stdin);
67 read_call (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
69 struct GNUNET_DISK_FileHandle *stdout_read_handle = cls;
72 memset (&buf, 0, sizeof (buf));
75 bytes = GNUNET_DISK_file_read (stdout_read_handle, &buf, sizeof (buf));
78 fprintf (stderr, "bytes is %d\n", bytes);
85 GNUNET_SCHEDULER_cancel (die_task);
86 GNUNET_SCHEDULER_add_now (&end_task, NULL);
90 ok = strncmp (&buf[0], test_phrase, strlen (test_phrase));
92 fprintf (stderr, "read %s\n", &buf[0]);
96 GNUNET_SCHEDULER_cancel (die_task);
97 GNUNET_SCHEDULER_add_now (&end_task, NULL);
101 GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
102 stdout_read_handle, &read_call,
109 task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
112 const struct GNUNET_DISK_FileHandle *stdout_read_handle;
113 const struct GNUNET_DISK_FileHandle *wh;
115 GNUNET_asprintf (&fn, "cat");
117 hello_pipe_stdin = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO);
118 hello_pipe_stdout = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_NO, GNUNET_YES);
120 if ((hello_pipe_stdout == NULL) || (hello_pipe_stdin == NULL))
129 GNUNET_OS_start_process (hello_pipe_stdin, hello_pipe_stdout, fn,
130 "test_gnunet_echo_hello", "-", NULL);
133 /* Close the write end of the read pipe */
134 GNUNET_DISK_pipe_close_end (hello_pipe_stdout, GNUNET_DISK_PIPE_END_WRITE);
135 /* Close the read end of the write pipe */
136 GNUNET_DISK_pipe_close_end (hello_pipe_stdin, GNUNET_DISK_PIPE_END_READ);
138 wh = GNUNET_DISK_pipe_handle (hello_pipe_stdin, GNUNET_DISK_PIPE_END_WRITE);
140 /* Write the test_phrase to the cat process */
141 if (GNUNET_DISK_file_write (wh, test_phrase, strlen (test_phrase) + 1) !=
142 strlen (test_phrase) + 1)
149 /* Close the write end to end the cycle! */
150 GNUNET_DISK_pipe_close_end (hello_pipe_stdin, GNUNET_DISK_PIPE_END_WRITE);
153 GNUNET_DISK_pipe_handle (hello_pipe_stdout, GNUNET_DISK_PIPE_END_READ);
156 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
157 (GNUNET_TIME_UNIT_MINUTES, 1), &end_task,
160 GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
161 stdout_read_handle, &read_call,
162 (void *) stdout_read_handle);
167 * Main method, starts scheduler with task1,
168 * checks that "ok" is correct at the end.
174 GNUNET_SCHEDULER_run (&task, &ok);
180 main (int argc, char *argv[])
184 GNUNET_log_setup ("test-os-start-process",