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/* 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"
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _WIN32
# if defined(__MINGW32__)
# include <basetyps.h>
# endif
# include <shellapi.h>
# include <wchar.h>
#else
# include <unistd.h>
#endif
static int close_cb_called;
static int exit_cb_called;
static uv_process_t process;
static uv_timer_t timer;
static uv_process_options_t options;
static char exepath[1024];
static size_t exepath_size = 1024;
static char* args[3];
static int no_term_signal;
static int timer_counter;
#define OUTPUT_SIZE 1024
static char output[OUTPUT_SIZE];
static int output_used;
static void close_cb(uv_handle_t* handle) {
printf("close_cb\n");
close_cb_called++;
}
static void exit_cb(uv_process_t* process,
int64_t exit_status,
int term_signal) {
printf("exit_cb\n");
exit_cb_called++;
ASSERT(exit_status == 1);
ASSERT(term_signal == 0);
uv_close((uv_handle_t*)process, close_cb);
}
static void fail_cb(uv_process_t* process,
int64_t exit_status,
int term_signal) {
ASSERT(0 && "fail_cb called");
}
static void kill_cb(uv_process_t* process,
int64_t exit_status,
int term_signal) {
int err;
printf("exit_cb\n");
exit_cb_called++;
#ifdef _WIN32
ASSERT(exit_status == 1);
#else
ASSERT(exit_status == 0);
#endif
ASSERT(no_term_signal || term_signal == 15);
uv_close((uv_handle_t*)process, close_cb);
/*
* Sending signum == 0 should check if the
* child process is still alive, not kill it.
* This process should be dead.
*/
err = uv_kill(process->pid, 0);
ASSERT(err == UV_ESRCH);
}
static void detach_failure_cb(uv_process_t* process,
int64_t exit_status,
int term_signal) {
printf("detach_cb\n");
exit_cb_called++;
}
static void on_alloc(uv_handle_t* handle,
size_t suggested_size,
uv_buf_t* buf) {
buf->base = output + output_used;
buf->len = OUTPUT_SIZE - output_used;
}
static void on_read(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
if (nread > 0) {
output_used += nread;
} else if (nread < 0) {
ASSERT(nread == UV_EOF);
uv_close((uv_handle_t*)tcp, close_cb);
}
}
static void on_read_once(uv_stream_t* tcp, ssize_t nread, const uv_buf_t* buf) {
uv_read_stop(tcp);
on_read(tcp, nread, buf);
}
static void write_cb(uv_write_t* req, int status) {
ASSERT(status == 0);
uv_close((uv_handle_t*)req->handle, close_cb);
}
static void init_process_options(char* test, uv_exit_cb exit_cb) {
/* Note spawn_helper1 defined in test/run-tests.c */
int r = uv_exepath(exepath, &exepath_size);
ASSERT(r == 0);
exepath[exepath_size] = '\0';
args[0] = exepath;
args[1] = test;
args[2] = NULL;
options.file = exepath;
options.args = args;
options.exit_cb = exit_cb;
options.flags = 0;
}
static void timer_cb(uv_timer_t* handle) {
uv_process_kill(&process, /* SIGTERM */ 15);
uv_close((uv_handle_t*)handle, close_cb);
}
static void timer_counter_cb(uv_timer_t* handle) {
++timer_counter;
}
TEST_IMPL(spawn_fails) {
int r;
init_process_options("", fail_cb);
options.file = options.args[0] = "program-that-had-better-not-exist";
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_ENOENT || r == UV_EACCES);
ASSERT(0 == uv_is_active((uv_handle_t*) &process));
uv_close((uv_handle_t*) &process, NULL);
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_exit_code) {
int r;
init_process_options("spawn_helper1", exit_cb);
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_stdout) {
int r;
uv_pipe_t out;
uv_stdio_container_t stdio[2];
init_process_options("spawn_helper2", exit_cb);
uv_pipe_init(uv_default_loop(), &out, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio_count = 2;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &out, on_alloc, on_read);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* Once for process once for the pipe. */
printf("output is: %s", output);
ASSERT(strcmp("hello world\n", output) == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_stdout_to_file) {
int r;
uv_file file;
uv_fs_t fs_req;
uv_stdio_container_t stdio[2];
uv_buf_t buf;
/* Setup. */
unlink("stdout_file");
init_process_options("spawn_helper2", exit_cb);
r = uv_fs_open(uv_default_loop(), &fs_req, "stdout_file", O_CREAT | O_RDWR,
S_IRUSR | S_IWUSR, NULL);
ASSERT(r != -1);
uv_fs_req_cleanup(&fs_req);
file = r;
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_INHERIT_FD;
options.stdio[1].data.fd = file;
options.stdio_count = 2;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
buf = uv_buf_init(output, sizeof(output));
r = uv_fs_read(uv_default_loop(), &fs_req, file, &buf, 1, 0, NULL);
ASSERT(r == 12);
uv_fs_req_cleanup(&fs_req);
r = uv_fs_close(uv_default_loop(), &fs_req, file, NULL);
ASSERT(r == 0);
uv_fs_req_cleanup(&fs_req);
printf("output is: %s", output);
ASSERT(strcmp("hello world\n", output) == 0);
/* Cleanup. */
unlink("stdout_file");
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_stdout_and_stderr_to_file) {
int r;
uv_file file;
uv_fs_t fs_req;
uv_stdio_container_t stdio[3];
uv_buf_t buf;
/* Setup. */
unlink("stdout_file");
init_process_options("spawn_helper6", exit_cb);
r = uv_fs_open(uv_default_loop(), &fs_req, "stdout_file", O_CREAT | O_RDWR,
S_IRUSR | S_IWUSR, NULL);
ASSERT(r != -1);
uv_fs_req_cleanup(&fs_req);
file = r;
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_INHERIT_FD;
options.stdio[1].data.fd = file;
options.stdio[2].flags = UV_INHERIT_FD;
options.stdio[2].data.fd = file;
options.stdio_count = 3;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
buf = uv_buf_init(output, sizeof(output));
r = uv_fs_read(uv_default_loop(), &fs_req, file, &buf, 1, 0, NULL);
ASSERT(r == 27);
uv_fs_req_cleanup(&fs_req);
r = uv_fs_close(uv_default_loop(), &fs_req, file, NULL);
ASSERT(r == 0);
uv_fs_req_cleanup(&fs_req);
printf("output is: %s", output);
ASSERT(strcmp("hello world\nhello errworld\n", output) == 0);
/* Cleanup. */
unlink("stdout_file");
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_stdin) {
int r;
uv_pipe_t out;
uv_pipe_t in;
uv_write_t write_req;
uv_buf_t buf;
uv_stdio_container_t stdio[2];
char buffer[] = "hello-from-spawn_stdin";
init_process_options("spawn_helper3", exit_cb);
uv_pipe_init(uv_default_loop(), &out, 0);
uv_pipe_init(uv_default_loop(), &in, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*)&in;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio_count = 2;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
buf.base = buffer;
buf.len = sizeof(buffer);
r = uv_write(&write_req, (uv_stream_t*)&in, &buf, 1, write_cb);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &out, on_alloc, on_read);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 3); /* Once for process twice for the pipe. */
ASSERT(strcmp(buffer, output) == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_stdio_greater_than_3) {
int r;
uv_pipe_t pipe;
uv_stdio_container_t stdio[4];
init_process_options("spawn_helper5", exit_cb);
uv_pipe_init(uv_default_loop(), &pipe, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_IGNORE;
options.stdio[2].flags = UV_IGNORE;
options.stdio[3].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[3].data.stream = (uv_stream_t*)&pipe;
options.stdio_count = 4;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &pipe, on_alloc, on_read);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* Once for process once for the pipe. */
printf("output from stdio[3] is: %s", output);
ASSERT(strcmp("fourth stdio!\n", output) == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_ignored_stdio) {
int r;
init_process_options("spawn_helper6", exit_cb);
options.stdio = NULL;
options.stdio_count = 0;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_and_kill) {
int r;
init_process_options("spawn_helper4", kill_cb);
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_timer_init(uv_default_loop(), &timer);
ASSERT(r == 0);
r = uv_timer_start(&timer, timer_cb, 500, 0);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* Once for process and once for timer. */
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_preserve_env) {
int r;
uv_pipe_t out;
uv_stdio_container_t stdio[2];
init_process_options("spawn_helper7", exit_cb);
uv_pipe_init(uv_default_loop(), &out, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*) &out;
options.stdio_count = 2;
r = putenv("ENV_TEST=testval");
ASSERT(r == 0);
/* Explicitly set options.env to NULL to test for env clobbering. */
options.env = NULL;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &out, on_alloc, on_read);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2);
printf("output is: %s", output);
ASSERT(strcmp("testval", output) == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_detached) {
int r;
init_process_options("spawn_helper4", detach_failure_cb);
options.flags |= UV_PROCESS_DETACHED;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
uv_unref((uv_handle_t*)&process);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 0);
r = uv_kill(process.pid, 0);
ASSERT(r == 0);
r = uv_kill(process.pid, 15);
ASSERT(r == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_and_kill_with_std) {
int r;
uv_pipe_t in, out, err;
uv_write_t write;
char message[] = "Nancy's joining me because the message this evening is "
"not my message but ours.";
uv_buf_t buf;
uv_stdio_container_t stdio[3];
init_process_options("spawn_helper4", kill_cb);
r = uv_pipe_init(uv_default_loop(), &in, 0);
ASSERT(r == 0);
r = uv_pipe_init(uv_default_loop(), &out, 0);
ASSERT(r == 0);
r = uv_pipe_init(uv_default_loop(), &err, 0);
ASSERT(r == 0);
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*)&in;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio[2].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[2].data.stream = (uv_stream_t*)&err;
options.stdio_count = 3;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
buf = uv_buf_init(message, sizeof message);
r = uv_write(&write, (uv_stream_t*) &in, &buf, 1, write_cb);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &out, on_alloc, on_read);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &err, on_alloc, on_read);
ASSERT(r == 0);
r = uv_timer_init(uv_default_loop(), &timer);
ASSERT(r == 0);
r = uv_timer_start(&timer, timer_cb, 500, 0);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 5); /* process x 1, timer x 1, stdio x 3. */
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_and_ping) {
uv_write_t write_req;
uv_pipe_t in, out;
uv_buf_t buf;
uv_stdio_container_t stdio[2];
int r;
init_process_options("spawn_helper3", exit_cb);
buf = uv_buf_init("TEST", 4);
uv_pipe_init(uv_default_loop(), &out, 0);
uv_pipe_init(uv_default_loop(), &in, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*)&in;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio_count = 2;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
/* Sending signum == 0 should check if the
* child process is still alive, not kill it.
*/
r = uv_process_kill(&process, 0);
ASSERT(r == 0);
r = uv_write(&write_req, (uv_stream_t*)&in, &buf, 1, write_cb);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*)&out, on_alloc, on_read);
ASSERT(r == 0);
ASSERT(exit_cb_called == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(strcmp(output, "TEST") == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_same_stdout_stderr) {
uv_write_t write_req;
uv_pipe_t in, out;
uv_buf_t buf;
uv_stdio_container_t stdio[3];
int r;
init_process_options("spawn_helper3", exit_cb);
buf = uv_buf_init("TEST", 4);
uv_pipe_init(uv_default_loop(), &out, 0);
uv_pipe_init(uv_default_loop(), &in, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*)&in;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio_count = 2;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
/* Sending signum == 0 should check if the
* child process is still alive, not kill it.
*/
r = uv_process_kill(&process, 0);
ASSERT(r == 0);
r = uv_write(&write_req, (uv_stream_t*)&in, &buf, 1, write_cb);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*)&out, on_alloc, on_read);
ASSERT(r == 0);
ASSERT(exit_cb_called == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(strcmp(output, "TEST") == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_closed_process_io) {
uv_pipe_t in;
uv_write_t write_req;
uv_buf_t buf;
uv_stdio_container_t stdio[2];
static char buffer[] = "hello-from-spawn_stdin\n";
init_process_options("spawn_helper3", exit_cb);
uv_pipe_init(uv_default_loop(), &in, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*) &in;
options.stdio_count = 1;
close(0); /* Close process stdin. */
ASSERT(0 == uv_spawn(uv_default_loop(), &process, &options));
buf = uv_buf_init(buffer, sizeof(buffer));
ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &in, &buf, 1, write_cb));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* process, child stdin */
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(kill) {
int r;
#ifdef _WIN32
no_term_signal = 1;
#endif
init_process_options("spawn_helper4", kill_cb);
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
/* Sending signum == 0 should check if the
* child process is still alive, not kill it.
*/
r = uv_kill(process.pid, 0);
ASSERT(r == 0);
/* Kill the process. */
r = uv_kill(process.pid, /* SIGTERM */ 15);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
#ifdef _WIN32
TEST_IMPL(spawn_detect_pipe_name_collisions_on_windows) {
int r;
uv_pipe_t out;
char name[64];
HANDLE pipe_handle;
uv_stdio_container_t stdio[2];
init_process_options("spawn_helper2", exit_cb);
uv_pipe_init(uv_default_loop(), &out, 0);
options.stdio = stdio;
options.stdio[0].flags = UV_IGNORE;
options.stdio[1].flags = UV_CREATE_PIPE | UV_WRITABLE_PIPE;
options.stdio[1].data.stream = (uv_stream_t*)&out;
options.stdio_count = 2;
/* Create a pipe that'll cause a collision. */
_snprintf(name,
sizeof(name),
"\\\\.\\pipe\\uv\\%p-%d",
&out,
GetCurrentProcessId());
pipe_handle = CreateNamedPipeA(name,
PIPE_ACCESS_INBOUND | FILE_FLAG_OVERLAPPED,
PIPE_TYPE_BYTE | PIPE_READMODE_BYTE | PIPE_WAIT,
10,
65536,
65536,
0,
NULL);
ASSERT(pipe_handle != INVALID_HANDLE_VALUE);
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_read_start((uv_stream_t*) &out, on_alloc, on_read);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* Once for process once for the pipe. */
printf("output is: %s", output);
ASSERT(strcmp("hello world\n", output) == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
int make_program_args(char** args, int verbatim_arguments, WCHAR** dst_ptr);
WCHAR* quote_cmd_arg(const WCHAR *source, WCHAR *target);
TEST_IMPL(argument_escaping) {
const WCHAR* test_str[] = {
L"",
L"HelloWorld",
L"Hello World",
L"Hello\"World",
L"Hello World\\",
L"Hello\\\"World",
L"Hello\\World",
L"Hello\\\\World",
L"Hello World\\",
L"c:\\path\\to\\node.exe --eval \"require('c:\\\\path\\\\to\\\\test.js')\""
};
const int count = sizeof(test_str) / sizeof(*test_str);
WCHAR** test_output;
WCHAR* command_line;
WCHAR** cracked;
size_t total_size = 0;
int i;
int num_args;
int result;
char* verbatim[] = {
"cmd.exe",
"/c",
"c:\\path\\to\\node.exe --eval \"require('c:\\\\path\\\\to\\\\test.js')\"",
NULL
};
WCHAR* verbatim_output;
WCHAR* non_verbatim_output;
test_output = calloc(count, sizeof(WCHAR*));
ASSERT(test_output != NULL);
for (i = 0; i < count; ++i) {
test_output[i] = calloc(2 * (wcslen(test_str[i]) + 2), sizeof(WCHAR));
quote_cmd_arg(test_str[i], test_output[i]);
wprintf(L"input : %s\n", test_str[i]);
wprintf(L"output: %s\n", test_output[i]);
total_size += wcslen(test_output[i]) + 1;
}
command_line = calloc(total_size + 1, sizeof(WCHAR));
ASSERT(command_line != NULL);
for (i = 0; i < count; ++i) {
wcscat(command_line, test_output[i]);
wcscat(command_line, L" ");
}
command_line[total_size - 1] = L'\0';
wprintf(L"command_line: %s\n", command_line);
cracked = CommandLineToArgvW(command_line, &num_args);
for (i = 0; i < num_args; ++i) {
wprintf(L"%d: %s\t%s\n", i, test_str[i], cracked[i]);
ASSERT(wcscmp(test_str[i], cracked[i]) == 0);
}
LocalFree(cracked);
for (i = 0; i < count; ++i) {
free(test_output[i]);
}
result = make_program_args(verbatim, 1, &verbatim_output);
ASSERT(result == 0);
result = make_program_args(verbatim, 0, &non_verbatim_output);
ASSERT(result == 0);
wprintf(L" verbatim_output: %s\n", verbatim_output);
wprintf(L"non_verbatim_output: %s\n", non_verbatim_output);
ASSERT(wcscmp(verbatim_output,
L"cmd.exe /c c:\\path\\to\\node.exe --eval "
L"\"require('c:\\\\path\\\\to\\\\test.js')\"") == 0);
ASSERT(wcscmp(non_verbatim_output,
L"cmd.exe /c \"c:\\path\\to\\node.exe --eval "
L"\\\"require('c:\\\\path\\\\to\\\\test.js')\\\"\"") == 0);
free(verbatim_output);
free(non_verbatim_output);
return 0;
}
int make_program_env(char** env_block, WCHAR** dst_ptr);
TEST_IMPL(environment_creation) {
int i;
char* environment[] = {
"FOO=BAR",
"SYSTEM=ROOT", /* substring of a supplied var name */
"SYSTEMROOTED=OMG", /* supplied var name is a substring */
"TEMP=C:\\Temp",
"INVALID",
"BAZ=QUX",
"B_Z=QUX",
"B\xe2\x82\xacZ=QUX",
"B\xf0\x90\x80\x82Z=QUX",
"B\xef\xbd\xa1Z=QUX",
"B\xf0\xa3\x91\x96Z=QUX",
"BAZ", /* repeat, invalid variable */
NULL
};
WCHAR* wenvironment[] = {
L"BAZ=QUX",
L"B_Z=QUX",
L"B\x20acZ=QUX",
L"B\xd800\xdc02Z=QUX",
L"B\xd84d\xdc56Z=QUX",
L"B\xff61Z=QUX",
L"FOO=BAR",
L"SYSTEM=ROOT", /* substring of a supplied var name */
L"SYSTEMROOTED=OMG", /* supplied var name is a substring */
L"TEMP=C:\\Temp",
};
WCHAR* from_env[] = {
/* list should be kept in sync with list
* in process.c, minus variables in wenvironment */
L"HOMEDRIVE",
L"HOMEPATH",
L"LOGONSERVER",
L"PATH",
L"USERDOMAIN",
L"USERNAME",
L"USERPROFILE",
L"SYSTEMDRIVE",
L"SYSTEMROOT",
L"WINDIR",
/* test for behavior in the absence of a
* required-environment variable: */
L"ZTHIS_ENV_VARIABLE_DOES_NOT_EXIST",
};
int found_in_loc_env[ARRAY_SIZE(wenvironment)] = {0};
int found_in_usr_env[ARRAY_SIZE(from_env)] = {0};
WCHAR *expected[ARRAY_SIZE(from_env)];
int result;
WCHAR* str;
WCHAR* prev;
WCHAR* env;
for (i = 0; i < ARRAY_SIZE(from_env); i++) {
/* copy expected additions to environment locally */
size_t len = GetEnvironmentVariableW(from_env[i], NULL, 0);
if (len == 0) {
found_in_usr_env[i] = 1;
str = malloc(1 * sizeof(WCHAR));
*str = 0;
expected[i] = str;
} else {
size_t name_len = wcslen(from_env[i]);
str = malloc((name_len+1+len) * sizeof(WCHAR));
wmemcpy(str, from_env[i], name_len);
expected[i] = str;
str += name_len;
*str++ = L'=';
GetEnvironmentVariableW(from_env[i], str, len);
}
}
result = make_program_env(environment, &env);
ASSERT(result == 0);
for (str = env, prev = NULL; *str; prev = str, str += wcslen(str) + 1) {
int found = 0;
#if 0
_cputws(str);
putchar('\n');
#endif
for (i = 0; i < ARRAY_SIZE(wenvironment) && !found; i++) {
if (!wcscmp(str, wenvironment[i])) {
ASSERT(!found_in_loc_env[i]);
found_in_loc_env[i] = 1;
found = 1;
}
}
for (i = 0; i < ARRAY_SIZE(expected) && !found; i++) {
if (!wcscmp(str, expected[i])) {
ASSERT(!found_in_usr_env[i]);
found_in_usr_env[i] = 1;
found = 1;
}
}
if (prev) { /* verify sort order -- requires Vista */
#if _WIN32_WINNT >= 0x0600
ASSERT(CompareStringOrdinal(prev, -1, str, -1, TRUE) == 1);
#endif
}
ASSERT(found); /* verify that we expected this variable */
}
/* verify that we found all expected variables */
for (i = 0; i < ARRAY_SIZE(wenvironment); i++) {
ASSERT(found_in_loc_env[i]);
}
for (i = 0; i < ARRAY_SIZE(expected); i++) {
ASSERT(found_in_usr_env[i]);
}
return 0;
}
// Regression test for issue #909
TEST_IMPL(spawn_with_an_odd_path) {
int r;
char newpath[2048];
char *path = getenv("PATH");
ASSERT(path != NULL);
snprintf(newpath, 2048, ";.;%s", path);
SetEnvironmentVariable("PATH", path);
init_process_options("", exit_cb);
options.file = options.args[0] = "program-that-had-better-not-exist";
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_ENOENT || r == UV_EACCES);
ASSERT(0 == uv_is_active((uv_handle_t*) &process));
uv_close((uv_handle_t*) &process, NULL);
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif
#ifndef _WIN32
TEST_IMPL(spawn_setuid_setgid) {
int r;
/* if not root, then this will fail. */
uv_uid_t uid = getuid();
if (uid != 0) {
fprintf(stderr, "spawn_setuid_setgid skipped: not root\n");
return 0;
}
init_process_options("spawn_helper1", exit_cb);
/* become the "nobody" user. */
struct passwd* pw;
pw = getpwnam("nobody");
ASSERT(pw != NULL);
options.uid = pw->pw_uid;
options.gid = pw->pw_gid;
options.flags = UV_PROCESS_SETUID | UV_PROCESS_SETGID;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif
#ifndef _WIN32
TEST_IMPL(spawn_setuid_fails) {
int r;
/* if root, become nobody. */
uv_uid_t uid = getuid();
if (uid == 0) {
struct passwd* pw;
pw = getpwnam("nobody");
ASSERT(pw != NULL);
ASSERT(0 == setgid(pw->pw_gid));
ASSERT(0 == setuid(pw->pw_uid));
}
init_process_options("spawn_helper1", fail_cb);
options.flags |= UV_PROCESS_SETUID;
options.uid = 0;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_EPERM);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(close_cb_called == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_setgid_fails) {
int r;
/* if root, become nobody. */
uv_uid_t uid = getuid();
if (uid == 0) {
struct passwd* pw;
pw = getpwnam("nobody");
ASSERT(pw != NULL);
ASSERT(0 == setgid(pw->pw_gid));
ASSERT(0 == setuid(pw->pw_uid));
}
init_process_options("spawn_helper1", fail_cb);
options.flags |= UV_PROCESS_SETGID;
options.gid = 0;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_EPERM);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(close_cb_called == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif
#ifdef _WIN32
static void exit_cb_unexpected(uv_process_t* process,
int64_t exit_status,
int term_signal) {
ASSERT(0 && "should not have been called");
}
TEST_IMPL(spawn_setuid_fails) {
int r;
init_process_options("spawn_helper1", exit_cb_unexpected);
options.flags |= UV_PROCESS_SETUID;
options.uid = (uv_uid_t) -42424242;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_ENOTSUP);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(close_cb_called == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
TEST_IMPL(spawn_setgid_fails) {
int r;
init_process_options("spawn_helper1", exit_cb_unexpected);
options.flags |= UV_PROCESS_SETGID;
options.gid = (uv_gid_t) -42424242;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == UV_ENOTSUP);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(close_cb_called == 0);
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif
TEST_IMPL(spawn_auto_unref) {
init_process_options("spawn_helper1", NULL);
ASSERT(0 == uv_spawn(uv_default_loop(), &process, &options));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(0 == uv_is_closing((uv_handle_t*) &process));
uv_close((uv_handle_t*) &process, NULL);
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(1 == uv_is_closing((uv_handle_t*) &process));
MAKE_VALGRIND_HAPPY();
return 0;
}
#ifndef _WIN32
TEST_IMPL(spawn_fs_open) {
int fd;
uv_fs_t fs_req;
uv_pipe_t in;
uv_write_t write_req;
uv_buf_t buf;
uv_stdio_container_t stdio[1];
fd = uv_fs_open(uv_default_loop(), &fs_req, "/dev/null", O_RDWR, 0, NULL);
ASSERT(fd >= 0);
init_process_options("spawn_helper8", exit_cb);
ASSERT(0 == uv_pipe_init(uv_default_loop(), &in, 0));
options.stdio = stdio;
options.stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
options.stdio[0].data.stream = (uv_stream_t*) &in;
options.stdio_count = 1;
ASSERT(0 == uv_spawn(uv_default_loop(), &process, &options));
buf = uv_buf_init((char*) &fd, sizeof(fd));
ASSERT(0 == uv_write(&write_req, (uv_stream_t*) &in, &buf, 1, write_cb));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_DEFAULT));
ASSERT(0 == uv_fs_close(uv_default_loop(), &fs_req, fd, NULL));
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 2); /* One for `in`, one for process */
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif /* !_WIN32 */
#ifndef _WIN32
TEST_IMPL(closed_fd_events) {
uv_stdio_container_t stdio[3];
uv_pipe_t pipe_handle;
int fd[2];
/* create a pipe and share it with a child process */
ASSERT(0 == pipe(fd));
ASSERT(0 == fcntl(fd[0], F_SETFL, O_NONBLOCK));
/* spawn_helper4 blocks indefinitely. */
init_process_options("spawn_helper4", exit_cb);
options.stdio_count = 3;
options.stdio = stdio;
options.stdio[0].flags = UV_INHERIT_FD;
options.stdio[0].data.fd = fd[0];
options.stdio[1].flags = UV_IGNORE;
options.stdio[2].flags = UV_IGNORE;
ASSERT(0 == uv_spawn(uv_default_loop(), &process, &options));
uv_unref((uv_handle_t*) &process);
/* read from the pipe with uv */
ASSERT(0 == uv_pipe_init(uv_default_loop(), &pipe_handle, 0));
ASSERT(0 == uv_pipe_open(&pipe_handle, fd[0]));
fd[0] = -1;
ASSERT(0 == uv_read_start((uv_stream_t*) &pipe_handle, on_alloc, on_read_once));
ASSERT(1 == write(fd[1], "", 1));
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_ONCE));
/* should have received just one byte */
ASSERT(output_used == 1);
/* close the pipe and see if we still get events */
uv_close((uv_handle_t*) &pipe_handle, close_cb);
ASSERT(1 == write(fd[1], "", 1));
ASSERT(0 == uv_timer_init(uv_default_loop(), &timer));
ASSERT(0 == uv_timer_start(&timer, timer_counter_cb, 10, 0));
/* see if any spurious events interrupt the timer */
if (1 == uv_run(uv_default_loop(), UV_RUN_ONCE))
/* have to run again to really trigger the timer */
ASSERT(0 == uv_run(uv_default_loop(), UV_RUN_ONCE));
ASSERT(timer_counter == 1);
/* cleanup */
ASSERT(0 == uv_process_kill(&process, /* SIGTERM */ 15));
ASSERT(0 == close(fd[1]));
MAKE_VALGRIND_HAPPY();
return 0;
}
#endif /* !_WIN32 */
TEST_IMPL(spawn_reads_child_path) {
int r;
int len;
char file[64];
char path[1024];
char *env[2] = {path, NULL};
/* Set up the process, but make sure that the file to run is relative and */
/* requires a lookup into PATH */
init_process_options("spawn_helper1", exit_cb);
/* Set up the PATH env variable */
for (len = strlen(exepath);
exepath[len - 1] != '/' && exepath[len - 1] != '\\';
len--);
strcpy(file, exepath + len);
exepath[len] = 0;
strcpy(path, "PATH=");
strcpy(path + 5, exepath);
options.file = file;
options.args[0] = file;
options.env = env;
r = uv_spawn(uv_default_loop(), &process, &options);
ASSERT(r == 0);
r = uv_run(uv_default_loop(), UV_RUN_DEFAULT);
ASSERT(r == 0);
ASSERT(exit_cb_called == 1);
ASSERT(close_cb_called == 1);
MAKE_VALGRIND_HAPPY();
return 0;
}