static int
logging_init (void)
{
glusterfs_ctx_t *ctx;
char log_file[PATH_MAX];
int ret = -1;
ctx = glusterfs_ctx_new ();
if (!ctx) {
fprintf (stderr, "glusterfs_ctx_new failed\n");
goto out;
}
ret = glusterfs_globals_init (ctx);
if (ret) {
fprintf (stderr, "glusterfs_globals_init failed\n");
goto out;
}
THIS->ctx = ctx;
xlator_mem_acct_init (THIS, gf_common_mt_end);
snprintf (log_file, PATH_MAX,
"%s/umountd.log", DEFAULT_LOG_FILE_DIRECTORY);
ret = gf_log_init (ctx, log_file, "umountd");
if (ret) {
fprintf (stderr, "gf_log_init failed\n");
goto out;
}
if (signal (SIGHUP, *log_rotate) == SIG_ERR) {
gf_log ("umountd", GF_LOG_ERROR, "signal () failed");
goto out;
}
ret = 0;
out:
return ret;
}
int
main (int argc, char **argv)
{
int ret = -1;
char *evas = NULL;
struct invocable *i = NULL;
char *b = NULL;
char *sargv = NULL;
#ifdef USE_LIBGLUSTERFS
glusterfs_ctx_t *ctx = NULL;
ctx = glusterfs_ctx_new ();
if (!ctx)
return ENOMEM;
if (glusterfs_globals_init (ctx))
return 1;
THIS->ctx = ctx;
ret = default_mem_acct_init (THIS);
if (ret) {
fprintf (stderr, "internal error: mem accounting failed\n");
return 1;
}
#endif
evas = getenv (_GLUSTERD_CALLED_);
if (evas && strcmp (evas, "1") == 0)
/* OK, we know glusterd called us, no need to look for further config
*...although this conclusion should not inherit to our children
*/
unsetenv (_GLUSTERD_CALLED_);
else {
/* we regard all gsyncd invocations unsafe
* that do not come from glusterd and
* therefore restrict it
*/
restricted = 1;
if (!getenv (_GSYNCD_DISPATCHED_)) {
evas = getenv ("SSH_ORIGINAL_COMMAND");
if (evas)
sargv = evas;
else {
evas = getenv ("SHELL");
if (evas && strcmp (basename (evas), "gsyncd") == 0 &&
argc == 3 && strcmp (argv[1], "-c") == 0)
sargv = argv[2];
}
}
}
if (!(sargv && restricted))
return invoke_gsyncd (argc, argv);
argc = str2argv (sargv, &argv);
if (argc == -1 || setenv (_GSYNCD_DISPATCHED_, "1", 1) == -1) {
fprintf (stderr, "internal error\n");
return 1;
}
b = basename (argv[0]);
for (i = invocables; i->name; i++) {
if (strcmp (b, i->name) == 0)
return i->invoker (argc, argv);
}
fprintf (stderr, "invoking %s in restricted SSH session is not allowed\n",
b);
free(argv);
return 1;
}
