/*
SSSD
Tests -- a simple test process that echoes input back
Authors:
Jakub Hrozek <jhrozek@redhat.com>
Copyright (C) 2014 Red Hat
This program 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 of the License, or
(at your option) any later version.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <popt.h>
#include "util/util.h"
#include "util/child_common.h"
int main(int argc, const char *argv[])
{
int opt;
int debug_fd = -1;
poptContext pc;
ssize_t len;
ssize_t written;
errno_t ret;
uint8_t buf[IN_BUF_SIZE];
const char *action = NULL;
const char *guitar;
const char *drums;
struct poptOption long_options[] = {
POPT_AUTOHELP
{"debug-level", 'd', POPT_ARG_INT, &debug_level, 0,
_("Debug level"), NULL},
{"debug-timestamps", 0, POPT_ARG_INT, &debug_timestamps, 0,
_("Add debug timestamps"), NULL},
{"debug-microseconds", 0, POPT_ARG_INT, &debug_microseconds, 0,
_("Show timestamps with microseconds"), NULL},
{"debug-fd", 0, POPT_ARG_INT, &debug_fd, 0,
_("An open file descriptor for the debug logs"), NULL},
{"debug-to-stderr", 0, POPT_ARG_NONE | POPT_ARGFLAG_DOC_HIDDEN, &debug_to_stderr, 0, \
_("Send the debug output to stderr directly."), NULL },
{"guitar", 0, POPT_ARG_STRING, &guitar, 0, _("Who plays guitar"), NULL },
{"drums", 0, POPT_ARG_STRING, &drums, 0, _("Who plays drums"), NULL },
POPT_TABLEEND
};
/* Set debug level to invalid value so we can decide if -d 0 was used. */
debug_level = SSSDBG_INVALID;
pc = poptGetContext(argv[0], argc, argv, long_options, 0);
while((opt = poptGetNextOpt(pc)) != -1) {
switch(opt) {
default:
fprintf(stderr, "\nInvalid option %s: %s\n\n",
poptBadOption(pc, 0), poptStrerror(opt));
poptPrintUsage(pc, stderr, 0);
poptFreeContext(pc);
_exit(1);
}
}
poptFreeContext(pc);
action = getenv("TEST_CHILD_ACTION");
if (action) {
if (strcasecmp(action, "check_extra_args") == 0) {
if (!(strcmp(guitar, "george") == 0 \
&& strcmp(drums, "ringo") == 0)) {
DEBUG(SSSDBG_CRIT_FAILURE, "This band sounds weird\n");
_exit(1);
}
} else if (strcasecmp(action, "check_only_extra_args") == 0) {
if (debug_timestamps == 1) {
DEBUG(SSSDBG_CRIT_FAILURE,
"debug_timestamp was passed when only extra args "
"should have been\n");
_exit(1);
}
if (!(strcmp(guitar, "george") == 0 \
&& strcmp(drums, "ringo") == 0)) {
DEBUG(SSSDBG_CRIT_FAILURE, "This band sounds weird\n");
_exit(1);
}
} else if (strcasecmp(action, "check_only_extra_args_neg") == 0) {
if (debug_timestamps != 1) {
DEBUG(SSSDBG_CRIT_FAILURE,
"debug_timestamp was not passed as expected\n");
_exit(1);
}
} else if (strcasecmp(action, "echo") == 0) {
errno = 0;
len = sss_atomic_read_s(STDIN_FILENO, buf, IN_BUF_SIZE);
if (len == -1) {
ret = errno;
DEBUG(SSSDBG_CRIT_FAILURE, "read failed [%d][%s].\n", ret, strerror(ret));
_exit(1);
}
close(STDIN_FILENO);
errno = 0;
written = sss_atomic_write_s(3, buf, len);
if (written == -1) {
ret = errno;
DEBUG(SSSDBG_CRIT_FAILURE, "write failed [%d][%s].\n", ret,
strerror(ret));
_exit(1);
}
close(STDOUT_FILENO);
if (written != len) {
DEBUG(SSSDBG_CRIT_FAILURE, "Expected to write %zu bytes, wrote %zu\n",
len, written);
_exit(1);
}
}
}
DEBUG(SSSDBG_TRACE_FUNC, "test_child completed successfully\n");
_exit(0);
}