diff options
| -rwxr-xr-x | libglusterfsclient/src/libglusterfsclient.c | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/libglusterfsclient/src/libglusterfsclient.c b/libglusterfsclient/src/libglusterfsclient.c index 9a97b6d619d..f6e73e7a2d2 100755 --- a/libglusterfsclient/src/libglusterfsclient.c +++ b/libglusterfsclient/src/libglusterfsclient.c @@ -3855,6 +3855,109 @@ out: return op_ret; } +int +libgf_client_link_cbk (call_frame_t *frame, void *cookie, xlator_t *this, + int32_t op_ret, int32_t op_errno, + inode_t *inode, struct stat *buf) +{ + libgf_client_local_t *local = frame->local; + + local->reply_stub = fop_link_cbk_stub (frame, NULL, op_ret, op_errno, + inode, buf); + + LIBGF_REPLY_NOTIFY (local); + + return 0; +} + +int +libgf_client_link (libglusterfs_client_ctx_t *ctx, loc_t *old, loc_t *new) +{ + call_stub_t *stub = NULL; + libgf_client_local_t *local = NULL; + int op_ret = -1; + inode_t *inode = NULL; + struct stat *sbuf = NULL; + + LIBGF_CLIENT_FOP (ctx, stub, link, local, old, new); + + op_ret = stub->args.link_cbk.op_ret; + errno = stub->args.link_cbk.op_errno; + + if (op_ret == -1) + goto out; + + inode = stub->args.link_cbk.inode; + sbuf = &stub->args.link_cbk.buf; + inode_link (inode, new->parent, basename ((char *)new->path), sbuf); + libgf_update_iattr_cache (inode, LIBGF_UPDATE_STAT, sbuf); + +out: + call_stub_destroy (stub); + return op_ret; +} + +int +glusterfs_link (glusterfs_handle_t handle, const char *oldpath, + const char *newpath) +{ + libglusterfs_client_ctx_t *ctx = handle; + int op_ret = -1; + loc_t old = {0,}; + loc_t new = {0,}; + char *oldname = NULL; + char *newname = NULL; + + GF_VALIDATE_OR_GOTO (LIBGF_XL_NAME, ctx, out); + GF_VALIDATE_ABSOLUTE_PATH_OR_GOTO (LIBGF_XL_NAME, oldpath, out); + GF_VALIDATE_ABSOLUTE_PATH_OR_GOTO (LIBGF_XL_NAME, newpath, out); + + old.path = strdup (oldpath); + op_ret = libgf_client_path_lookup (&old, ctx, 1); + if (op_ret == -1) { + errno = ENOENT; + goto out; + } + + oldname = strdup (oldpath); + op_ret = libgf_client_loc_fill (&old, ctx, 0, old.parent->ino, + basename (oldname)); + if (op_ret == -1) { + errno = EINVAL; + goto out; + } + + if (S_ISDIR (old.inode->st_mode)) { + errno = EPERM; + op_ret = -1; + goto out; + } + + new.path = strdup (newpath); + op_ret = libgf_client_path_lookup (&new, ctx, 1); + if (op_ret == 0) { + errno = EEXIST; + op_ret = -1; + goto out; + } + + newname = strdup (newpath); + libgf_client_loc_fill (&new, ctx, 0, new.parent->ino, + basename (newname)); + op_ret = libgf_client_link (ctx, &old, &new); + +out: + if (oldname) + FREE (oldname); + if (newname) + FREE (newname); + libgf_client_loc_wipe (&old); + libgf_client_loc_wipe (&new); + + return op_ret; +} + + static struct xlator_fops libgf_client_fops = { }; |