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-rw-r--r--xlators/storage/posix/src/posix.c66
1 files changed, 66 insertions, 0 deletions
diff --git a/xlators/storage/posix/src/posix.c b/xlators/storage/posix/src/posix.c
index 5e014f8e9e1..93577cf54fc 100644
--- a/xlators/storage/posix/src/posix.c
+++ b/xlators/storage/posix/src/posix.c
@@ -2439,6 +2439,53 @@ out:
return 0;
}
+
+int
+posix_xattr_get_real_filename (call_frame_t *frame, xlator_t *this, loc_t *loc,
+ const char *key, dict_t *dict, dict_t *xdata)
+{
+ char *real_path = NULL;
+ struct dirent *dirent = NULL;
+ DIR *fd = NULL;
+ const char *fname = NULL;
+ char *found = NULL;
+ int ret = -1;
+ int op_ret = -1;
+
+ MAKE_INODE_HANDLE (real_path, this, loc, NULL);
+
+ fd = opendir (real_path);
+ if (!fd)
+ return -errno;
+
+ fname = key + strlen (GF_XATTR_GET_REAL_FILENAME_KEY);
+
+ while ((dirent = readdir (fd))) {
+ if (strcasecmp (dirent->d_name, fname) == 0) {
+ found = gf_strdup (dirent->d_name);
+ if (!found) {
+ closedir (fd);
+ return -ENOMEM;
+ }
+ break;
+ }
+ }
+
+ closedir (fd);
+
+ if (!found)
+ return -ENOENT;
+
+ ret = dict_set_dynstr (dict, (char *)key, found);
+ if (ret) {
+ GF_FREE (found);
+ return -ENOMEM;
+ }
+ ret = strlen (found) + 1;
+
+ return ret;
+}
+
/**
* posix_getxattr - this function returns a dictionary with all the
* key:value pair present as xattr. used for
@@ -2493,9 +2540,28 @@ posix_getxattr (call_frame_t *frame, xlator_t *this,
dict = dict_new ();
if (!dict) {
+ op_errno = ENOMEM;
goto out;
}
+ if (loc->inode && name &&
+ (strncmp (name, GF_XATTR_GET_REAL_FILENAME_KEY,
+ strlen (GF_XATTR_GET_REAL_FILENAME_KEY)) == 0)) {
+ ret = posix_xattr_get_real_filename (frame, this, loc,
+ name, dict, xdata);
+ if (ret < 0) {
+ op_ret = -1;
+ op_errno = -ret;
+ gf_log (this->name, GF_LOG_WARNING,
+ "Failed to get rea filename (%s, %s): %s",
+ loc->path, name, strerror (op_errno));
+ goto out;
+ }
+
+ size = ret;
+ goto done;
+ }
+
if (loc->inode && name && !strcmp (name, GLUSTERFS_OPEN_FD_COUNT)) {
if (!list_empty (&loc->inode->fd_list)) {
ret = dict_set_uint32 (dict, (char *)name, 1);