/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
#ifdef _WIN32
# include <io.h>
# include <windows.h>
#else /* Unix */
# include <fcntl.h>
# include <unistd.h>
# if (defined(__linux__) || defined(__GLIBC__)) && !defined(__ANDROID__)
# include <pty.h>
# elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
# include <util.h>
# elif defined(__FreeBSD__) || defined(__DragonFly__)
# include <libutil.h>
# endif
#endif
#include <string.h>
#include <errno.h>
TEST_IMPL(tty) {
int r, width, height;
int ttyin_fd, ttyout_fd;
uv_tty_t tty_in, tty_out;
uv_loop_t* loop = uv_default_loop();
/* Make sure we have an FD that refers to a tty */
#ifdef _WIN32
HANDLE handle;
handle = CreateFileA("conin$",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
ASSERT(handle != INVALID_HANDLE_VALUE);
ttyin_fd = _open_osfhandle((intptr_t) handle, 0);
handle = CreateFileA("conout$",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
ASSERT(handle != INVALID_HANDLE_VALUE);
ttyout_fd = _open_osfhandle((intptr_t) handle, 0);
#else /* unix */
ttyin_fd = open("/dev/tty", O_RDONLY, 0);
if (ttyin_fd < 0) {
fprintf(stderr, "Cannot open /dev/tty as read-only: %s\n", strerror(errno));
fflush(stderr);
return TEST_SKIP;
}
ttyout_fd = open("/dev/tty", O_WRONLY, 0);
if (ttyout_fd < 0) {
fprintf(stderr, "Cannot open /dev/tty as write-only: %s\n", strerror(errno));
fflush(stderr);
return TEST_SKIP;
}
#endif
ASSERT(ttyin_fd >= 0);
ASSERT(ttyout_fd >= 0);
ASSERT(UV_UNKNOWN_HANDLE == uv_guess_handle(-1));
ASSERT(UV_TTY == uv_guess_handle(ttyin_fd));
ASSERT(UV_TTY == uv_guess_handle(ttyout_fd));
r = uv_tty_init(uv_default_loop(), &tty_in, ttyin_fd, 1); /* Readable. */
ASSERT(r == 0);
ASSERT(uv_is_readable((uv_stream_t*) &tty_in));
ASSERT(!uv_is_writable((uv_stream_t*) &tty_in));
r = uv_tty_init(uv_default_loop(), &tty_out, ttyout_fd, 0); /* Writable. */
ASSERT(r == 0);
ASSERT(!uv_is_readable((uv_stream_t*) &tty_out));
ASSERT(uv_is_writable((uv_stream_t*) &tty_out));
r = uv_tty_get_winsize(&tty_out, &width, &height);
ASSERT(r == 0);
printf("width=%d height=%d\n", width, height);
if (width == 0 && height == 0) {
/* Some environments such as containers or Jenkins behave like this
* sometimes */
MAKE_VALGRIND_HAPPY();
return TEST_SKIP;
}
/*
* Is it a safe assumption that most people have terminals larger than
* 10x10?
*/
ASSERT(width > 10);
ASSERT(height > 10);
/* Turn on raw mode. */
r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_RAW);
ASSERT(r == 0);
/* Turn off raw mode. */
r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_NORMAL);
ASSERT(r == 0);
/* Calling uv_tty_reset_mode() repeatedly should not clobber errno. */
errno = 0;
ASSERT(0 == uv_tty_reset_mode());
ASSERT(0 == uv_tty_reset_mode());
ASSERT(0 == uv_tty_reset_mode());
ASSERT(0 == errno);
/* TODO check the actual mode! */
uv_close((uv_handle_t*) &tty_in, NULL);
uv_close((uv_handle_t*) &tty_out, NULL);
uv_run(loop, UV_RUN_DEFAULT);
MAKE_VALGRIND_HAPPY();
return 0;
}
#ifdef _WIN32
static void tty_raw_alloc(uv_handle_t* handle, size_t size, uv_buf_t* buf) {
buf->base = malloc(size);
buf->len = size;
}
static void tty_raw_read(uv_stream_t* tty_in, ssize_t nread, const uv_buf_t* buf) {
if (nread > 0) {
ASSERT(nread == 1);
ASSERT(buf->base[0] == ' ');
uv_close((uv_handle_t*) tty_in, NULL);
} else {
ASSERT(nread == 0);
}
}
TEST_IMPL(tty_raw) {
int r;
int ttyin_fd;
uv_tty_t tty_in;
uv_loop_t* loop = uv_default_loop();
HANDLE handle;
INPUT_RECORD record;
DWORD written;
/* Make sure we have an FD that refers to a tty */
handle = CreateFileA("conin$",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
ASSERT(handle != INVALID_HANDLE_VALUE);
ttyin_fd = _open_osfhandle((intptr_t) handle, 0);
ASSERT(ttyin_fd >= 0);
ASSERT(UV_TTY == uv_guess_handle(ttyin_fd));
r = uv_tty_init(uv_default_loop(), &tty_in, ttyin_fd, 1); /* Readable. */
ASSERT(r == 0);
ASSERT(uv_is_readable((uv_stream_t*) &tty_in));
ASSERT(!uv_is_writable((uv_stream_t*) &tty_in));
r = uv_read_start((uv_stream_t*)&tty_in, tty_raw_alloc, tty_raw_read);
ASSERT(r == 0);
/* Give uv_tty_line_read_thread time to block on ReadConsoleW */
Sleep(100);
/* Turn on raw mode. */
r = uv_tty_set_mode(&tty_in, UV_TTY_MODE_RAW);
ASSERT(r == 0);
/* Write ' ' that should be read in raw mode */
record.EventType = KEY_EVENT;
record.Event.KeyEvent.bKeyDown = TRUE;
record.Event.KeyEvent.wRepeatCount = 1;
record.Event.KeyEvent.wVirtualKeyCode = VK_SPACE;
record.Event.KeyEvent.wVirtualScanCode = MapVirtualKeyW(VK_SPACE, MAPVK_VK_TO_VSC);
record.Event.KeyEvent.uChar.UnicodeChar = L' ';
record.Event.KeyEvent.dwControlKeyState = 0;
WriteConsoleInputW(handle, &record, 1, &written);
uv_run(loop, UV_RUN_DEFAULT);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tty_empty_write) {
int r;
int ttyout_fd;
uv_tty_t tty_out;
char dummy[1];
uv_buf_t bufs[1];
uv_loop_t* loop;
/* Make sure we have an FD that refers to a tty */
HANDLE handle;
loop = uv_default_loop();
handle = CreateFileA("conout$",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
ASSERT(handle != INVALID_HANDLE_VALUE);
ttyout_fd = _open_osfhandle((intptr_t) handle, 0);
ASSERT(ttyout_fd >= 0);
ASSERT(UV_TTY == uv_guess_handle(ttyout_fd));
r = uv_tty_init(uv_default_loop(), &tty_out, ttyout_fd, 0); /* Writable. */
ASSERT(r == 0);
ASSERT(!uv_is_readable((uv_stream_t*) &tty_out));
ASSERT(uv_is_writable((uv_stream_t*) &tty_out));
bufs[0].len = 0;
bufs[0].base = &dummy[0];
r = uv_try_write((uv_stream_t*) &tty_out, bufs, 1);
ASSERT(r == 0);
uv_close((uv_handle_t*) &tty_out, NULL);
uv_run(loop, UV_RUN_DEFAULT);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(tty_large_write) {
int r;
int ttyout_fd;
uv_tty_t tty_out;
char dummy[10000];
uv_buf_t bufs[1];
uv_loop_t* loop;
/* Make sure we have an FD that refers to a tty */
HANDLE handle;
loop = uv_default_loop();
handle = CreateFileA("conout$",
GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
NULL);
ASSERT(handle != INVALID_HANDLE_VALUE);
ttyout_fd = _open_osfhandle((intptr_t) handle, 0);
ASSERT(ttyout_fd >= 0);
ASSERT(UV_TTY == uv_guess_handle(ttyout_fd));
r = uv_tty_init(uv_default_loop(), &tty_out, ttyout_fd, 0); /* Writable. */
ASSERT(r == 0);
memset(dummy, '.', sizeof(dummy) - 1);
dummy[sizeof(dummy) - 1] = '\n';
bufs[0] = uv_buf_init(dummy, sizeof(dummy));
r = uv_try_write((uv_stream_t*) &tty_out, bufs, 1);
ASSERT(r == 10000);
uv_close((uv_handle_t*) &tty_out, NULL);
uv_run(loop, UV_RUN_DEFAULT);
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif
TEST_IMPL(tty_file) {
#ifndef _WIN32
uv_loop_t loop;
uv_tty_t tty;
uv_tty_t tty_ro;
uv_tty_t tty_wo;
int fd;
ASSERT(0 == uv_loop_init(&loop));
fd = open("test/fixtures/empty_file", O_RDONLY);
if (fd != -1) {
ASSERT(UV_EINVAL == uv_tty_init(&loop, &tty, fd, 1));
ASSERT(0 == close(fd));
}
/* Bug on AIX where '/dev/random' returns 1 from isatty() */
#ifndef _AIX
fd = open("/dev/random", O_RDONLY);
if (fd != -1) {
ASSERT(UV_EINVAL == uv_tty_init(&loop, &tty, fd, 1));
ASSERT(0 == close(fd));
}
#endif /* _AIX */
fd = open("/dev/zero", O_RDONLY);
if (fd != -1) {
ASSERT(UV_EINVAL == uv_tty_init(&loop, &tty, fd, 1));
ASSERT(0 == close(fd));
}
fd = open("/dev/tty", O_RDWR);
if (fd != -1) {
ASSERT(0 == uv_tty_init(&loop, &tty, fd, 1));
ASSERT(0 == close(fd)); /* TODO: it's indeterminate who owns fd now */
ASSERT(uv_is_readable((uv_stream_t*) &tty));
ASSERT(uv_is_writable((uv_stream_t*) &tty));
uv_close((uv_handle_t*) &tty, NULL);
ASSERT(!uv_is_readable((uv_stream_t*) &tty));
ASSERT(!uv_is_writable((uv_stream_t*) &tty));
}
fd = open("/dev/tty", O_RDONLY);
if (fd != -1) {
ASSERT(0 == uv_tty_init(&loop, &tty_ro, fd, 1));
ASSERT(0 == close(fd)); /* TODO: it's indeterminate who owns fd now */
ASSERT(uv_is_readable((uv_stream_t*) &tty_ro));
ASSERT(!uv_is_writable((uv_stream_t*) &tty_ro));
uv_close((uv_handle_t*) &tty_ro, NULL);
ASSERT(!uv_is_readable((uv_stream_t*) &tty_ro));
ASSERT(!uv_is_writable((uv_stream_t*) &tty_ro));
}
fd = open("/dev/tty", O_WRONLY);
if (fd != -1) {
ASSERT(0 == uv_tty_init(&loop, &tty_wo, fd, 0));
ASSERT(0 == close(fd)); /* TODO: it's indeterminate who owns fd now */
ASSERT(!uv_is_readable((uv_stream_t*) &tty_wo));
ASSERT(uv_is_writable((uv_stream_t*) &tty_wo));
uv_close((uv_handle_t*) &tty_wo, NULL);
ASSERT(!uv_is_readable((uv_stream_t*) &tty_wo));
ASSERT(!uv_is_writable((uv_stream_t*) &tty_wo));
}
ASSERT(0 == uv_run(&loop, UV_RUN_DEFAULT));
ASSERT(0 == uv_loop_close(&loop));
MAKE_VALGRIND_HAPPY();
#endif
return 0;
}
TEST_IMPL(tty_pty) {
#if defined(__APPLE__) || \
defined(__DragonFly__) || \
defined(__FreeBSD__) || \
defined(__FreeBSD_kernel__) || \
(defined(__linux__) && !defined(__ANDROID__)) || \
defined(__NetBSD__) || \
defined(__OpenBSD__)
int master_fd, slave_fd, r;
struct winsize w;
uv_loop_t loop;
uv_tty_t master_tty, slave_tty;
ASSERT(0 == uv_loop_init(&loop));
r = openpty(&master_fd, &slave_fd, NULL, NULL, &w);
if (r != 0)
RETURN_SKIP("No pty available, skipping.");
ASSERT(0 == uv_tty_init(&loop, &slave_tty, slave_fd, 0));
ASSERT(0 == uv_tty_init(&loop, &master_tty, master_fd, 0));
ASSERT(uv_is_readable((uv_stream_t*) &slave_tty));
ASSERT(uv_is_writable((uv_stream_t*) &slave_tty));
ASSERT(uv_is_readable((uv_stream_t*) &master_tty));
ASSERT(uv_is_writable((uv_stream_t*) &master_tty));
/* Check if the file descriptor was reopened. If it is,
* UV_HANDLE_BLOCKING_WRITES (value 0x100000) isn't set on flags.
*/
ASSERT(0 == (slave_tty.flags & 0x100000));
/* The master_fd of a pty should never be reopened.
*/
ASSERT(master_tty.flags & 0x100000);
ASSERT(0 == close(slave_fd));
uv_close((uv_handle_t*) &slave_tty, NULL);
ASSERT(0 == close(master_fd));
uv_close((uv_handle_t*) &master_tty, NULL);
ASSERT(0 == uv_run(&loop, UV_RUN_DEFAULT));
MAKE_VALGRIND_HAPPY();
#endif
return 0;
}