#define NSM_KERNEL_STATE_FILE "/proc/sys/fs/nfs/nsm_local_state"
-/*
- * Some distributions place statd's files in a subdirectory
- */
-#define NSM_PATH_EXTENSION
-/* #define NSM_PATH_EXTENSION "/statd" */
-
-#define NSM_DEFAULT_STATEDIR NFS_STATEDIR NSM_PATH_EXTENSION
-
static char nsm_base_dirname[PATH_MAX] = NSM_DEFAULT_STATEDIR;
#define NSM_MONITOR_DIR "sm"
return false;
}
- if (st.st_uid == 0) {
- xlog_warn("Running as root. "
- "chown %s to choose different user", nsm_base_dirname);
- return true;
- }
-
if (chdir(nsm_base_dirname) == -1) {
xlog(L_ERROR, "Failed to change working directory to %s: %m",
nsm_base_dirname);
return false;
}
+ if (st.st_uid == 0) {
+ xlog_warn("Running as root. "
+ "chown %s to choose different user", nsm_base_dirname);
+ return true;
+ }
+
/*
* If the pidfile happens to reside on NFS, dropping privileges
* will probably cause us to lose access, even though we are
*/
if (prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0) == -1) {
xlog(L_ERROR, "prctl(PR_SET_KEEPCAPS) failed: %m");
- return 0;
+ return false;
}
if (setgroups(0, NULL) == -1) {
while ((de = readdir(dir)) != NULL) {
char *src, *dst;
+ struct stat stb;
- if (de->d_type != (unsigned char)DT_REG)
- continue;
if (de->d_name[0] == '.')
continue;
continue;
}
+ /* NB: not all file systems fill in d_type correctly */
+ if (lstat(src, &stb) == -1) {
+ xlog_warn("Bad monitor file %s, skipping: %m",
+ de->d_name);
+ free(src);
+ continue;
+ }
+ if (!S_ISREG(stb.st_mode)) {
+ xlog(D_GENERAL, "Skipping non-regular file %s",
+ de->d_name);
+ free(src);
+ continue;
+ }
+
dst = nsm_make_record_pathname(NSM_NOTIFY_DIR, de->d_name);
if (dst == NULL) {
free(src);
}
/*
- * Given a filename, reads data from a file under NSM_MONITOR_DIR
+ * Given a filename, reads data from a file under "directory"
* and invokes @func so caller can populate their in-core
* database with this data.
*/
if (path == NULL)
goto out_err;
- if (stat(path, &stb) == -1) {
+ if (lstat(path, &stb) == -1) {
xlog(L_ERROR, "Failed to stat %s: %m", path);
goto out_freepath;
}
+ if (!S_ISREG(stb.st_mode)) {
+ xlog(D_GENERAL, "Skipping non-regular file %s",
+ path);
+ goto out_freepath;
+ }
f = fopen(path, "r");
if (f == NULL) {
}
while ((de = readdir(dir)) != NULL) {
- if (de->d_type != (unsigned char)DT_REG)
- continue;
if (de->d_name[0] == '.')
continue;