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authorAmar Tumballi <amar@gluster.com>2009-04-07 17:38:07 -0700
committerAnand V. Avati <avati@amp.gluster.com>2009-04-08 15:03:42 +0530
commit34ae34826cce3233402bf36cd6f0174be06a83dc (patch)
treebf6ad591655b5476da3fd8200a68f78ab867bd4f
parent4e90ca853b774f64c6adde73a62ed2649bda5eab (diff)
map translator cleanup.
Signed-off-by: Anand V. Avati <avati@amp.gluster.com>
-rw-r--r--xlators/cluster/map/src/map.c1708
1 files changed, 1065 insertions, 643 deletions
diff --git a/xlators/cluster/map/src/map.c b/xlators/cluster/map/src/map.c
index f4859ee71..2ea60c456 100644
--- a/xlators/cluster/map/src/map.c
+++ b/xlators/cluster/map/src/map.c
@@ -1,5 +1,5 @@
/*
- Copyright (c) 2009-2009 Z RESEARCH, Inc. <http://www.zresearch.com>
+ Copyright (c) 2009 Z RESEARCH, Inc. <http://www.zresearch.com>
This file is part of GlusterFS.
GlusterFS is free software; you can redistribute it and/or modify
@@ -25,11 +25,880 @@
#include "xlator.h"
#include "map.h"
-/* For <op>_cbk functions */
-#include "defaults.c"
+/* TODO :
+ * -> support for 'get' 'put' API in through xattrs.
+ * -> define the behavior of notify()
+ */
+
+static int32_t
+map_stat_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_chmod_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_fchmod_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_chown_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_fchown_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+static int32_t
+map_truncate_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+static int32_t
+map_ftruncate_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+int32_t
+map_utimens_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_access_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+static int32_t
+map_readlink_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ const char *path)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, path);
+ return 0;
+}
+
+static int32_t
+map_unlink_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+static int32_t
+map_rmdir_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_rename_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+static int32_t
+map_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)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, inode, buf);
+ return 0;
+}
+
+static int32_t
+map_open_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ fd_t *fd)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, fd);
+ return 0;
+}
+
+static int32_t
+map_readv_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct iovec *vector,
+ int32_t count,
+ struct stat *stbuf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, stbuf->st_ino, &stbuf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, vector, count, stbuf);
+ return 0;
+}
+
+static int32_t
+map_writev_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *stbuf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, stbuf->st_ino, &stbuf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, stbuf);
+ return 0;
+}
+
+static int32_t
+map_flush_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_fsync_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_fstat_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, buf);
+ return 0;
+}
+
+
+static int32_t
+map_getdents_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dir_entry_t *entries,
+ int32_t count)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, entries, count);
+ return 0;
+}
+
+
+static int32_t
+map_setdents_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+static int32_t
+map_fsyncdir_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_setxattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_fsetxattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_fgetxattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *dict)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, dict);
+ return 0;
+}
+
+
+
+static int32_t
+map_getxattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *dict)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, dict);
+ return 0;
+}
+
+int32_t
+map_xattrop_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *dict)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, dict);
+ return 0;
+}
+
+int32_t
+map_fxattrop_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ dict_t *dict)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, dict);
+ return 0;
+}
+
+static int32_t
+map_removexattr_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_lk_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct flock *lock)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, lock);
+ return 0;
+}
+
+
+static int32_t
+map_inodelk_cbk (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret, int32_t op_errno)
+
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+
+static int32_t
+map_finodelk_cbk (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret, int32_t op_errno)
+
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_entrylk_cbk (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret, int32_t op_errno)
+
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+static int32_t
+map_fentrylk_cbk (call_frame_t *frame, void *cookie,
+ xlator_t *this, int32_t op_ret, int32_t op_errno)
+
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+static int32_t
+map_newentry_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, inode, buf);
+ return 0;
+
+}
+
+
+static int32_t
+map_create_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ fd_t *fd,
+ inode_t *inode,
+ struct stat *buf)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, fd, inode, buf);
+ return 0;
+}
+
+
+/*
+ * map_normalize_stats -
+ */
+void
+map_normalize_stats (struct statvfs *buf,
+ unsigned long bsize,
+ unsigned long frsize)
+{
+ double factor;
+
+ if (buf->f_bsize != bsize) {
+ factor = ((double) buf->f_bsize) / bsize;
+ buf->f_bsize = bsize;
+ buf->f_bfree = (fsblkcnt_t) (factor * buf->f_bfree);
+ buf->f_bavail = (fsblkcnt_t) (factor * buf->f_bavail);
+ }
+
+ if (buf->f_frsize != frsize) {
+ factor = ((double) buf->f_frsize) / frsize;
+ buf->f_frsize = frsize;
+ buf->f_blocks = (fsblkcnt_t) (factor * buf->f_blocks);
+ }
+}
int32_t
+map_statfs_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ struct statvfs *stbuf)
+{
+ struct statvfs *dict_buf = NULL;
+ map_local_t *local = NULL;
+ int this_call_cnt = 0;
+ unsigned long bsize;
+ unsigned long frsize;
+
+ local = frame->local;
+
+ LOCK (&frame->lock);
+ {
+ this_call_cnt = --local->call_count;
+
+ if (op_ret == -1) {
+ local->op_errno = op_errno;
+ goto unlock;
+ }
+ local->op_ret = 0;
+
+ /* when a call is successfull, add it to local->dict */
+ dict_buf = &local->statvfs;
+
+ if (dict_buf->f_bsize != 0) {
+ bsize = max (dict_buf->f_bsize,
+ stbuf->f_bsize);
+
+ frsize = max (dict_buf->f_frsize,
+ stbuf->f_frsize);
+ map_normalize_stats(dict_buf, bsize, frsize);
+ map_normalize_stats(stbuf, bsize, frsize);
+ } else {
+ dict_buf->f_bsize = stbuf->f_bsize;
+ dict_buf->f_frsize = stbuf->f_frsize;
+ }
+
+ dict_buf->f_blocks += stbuf->f_blocks;
+ dict_buf->f_bfree += stbuf->f_bfree;
+ dict_buf->f_bavail += stbuf->f_bavail;
+ dict_buf->f_files += stbuf->f_files;
+ dict_buf->f_ffree += stbuf->f_ffree;
+ dict_buf->f_favail += stbuf->f_favail;
+ dict_buf->f_fsid = stbuf->f_fsid;
+ dict_buf->f_flag = stbuf->f_flag;
+ dict_buf->f_namemax = stbuf->f_namemax;
+ }
+unlock:
+ UNLOCK (&frame->lock);
+
+ if (!this_call_cnt) {
+ STACK_UNWIND (frame, local->op_ret, local->op_errno,
+ &local->statvfs);
+ }
+
+ return 0;
+}
+
+int32_t
+map_single_lookup_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *buf,
+ dict_t *dict)
+{
+ call_frame_t *prev = NULL;
+ prev = cookie;
+
+ map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
+
+ STACK_UNWIND (frame, op_ret, op_errno, inode, buf, dict);
+
+ return 0;
+}
+
+int32_t
+map_root_lookup_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ inode_t *inode,
+ struct stat *buf,
+ dict_t *dict)
+{
+ int callcnt = 0;
+ map_local_t *local = NULL;
+ inode_t *tmp_inode = NULL;
+ dict_t *tmp_dict = NULL;
+
+ local = frame->local;
+ LOCK (&frame->lock);
+ {
+ callcnt = --local->call_count;
+ if ((op_ret == 0) && (local->op_ret == -1)) {
+ local->op_ret = 0;
+ local->stbuf = *buf;
+ if (dict)
+ local->dict = dict_ref (dict);
+ local->inode = inode_ref (inode);
+ }
+ if (op_ret == -1)
+ local->op_errno = op_errno;
+
+ }
+ UNLOCK (&frame->lock);
+
+ if (!callcnt) {
+ tmp_dict = local->dict;
+ tmp_inode = local->inode;
+
+ STACK_UNWIND (frame, local->op_ret,
+ local->op_errno, local->inode,
+ &local->stbuf, local->dict);
+
+ inode_unref (local->inode);
+ if (tmp_dict)
+ dict_unref (tmp_dict);
+ }
+
+ return 0;
+}
+
+
+int32_t
+map_opendir_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ fd_t *fd)
+{
+ int callcnt = 0;
+ map_local_t *local = NULL;
+ fd_t *local_fd = NULL;
+
+ local = frame->local;
+ LOCK (&frame->lock);
+ {
+ callcnt = --local->call_count;
+
+ if (op_ret == -1) {
+ local->op_errno = op_errno;
+ goto unlock;
+ }
+
+ local->op_ret = 0;
+ }
+ unlock:
+ UNLOCK (&frame->lock);
+
+ if (!callcnt) {
+ local_fd = local->fd;
+ local->fd = NULL;
+
+ STACK_UNWIND (frame, local->op_ret,
+ local->op_errno, local_fd);
+
+ fd_unref (local_fd);
+ }
+ return 0;
+}
+
+int32_t
+map_single_readdir_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ gf_dirent_t *entries)
+{
+ call_frame_t *prev = NULL;
+ gf_dirent_t *orig_entry = NULL;
+
+ prev = cookie;
+
+ list_for_each_entry (orig_entry, &entries->list, list) {
+ map_itransform (this, prev->this, orig_entry->d_ino,
+ &orig_entry->d_ino);
+ }
+ STACK_UNWIND (frame, op_ret, op_errno, entries);
+
+ return 0;
+}
+
+
+int
+map_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int op_ret, int op_errno, gf_dirent_t *orig_entries)
+{
+ map_local_t *local = NULL;
+ gf_dirent_t entries;
+ gf_dirent_t *orig_entry = NULL;
+ gf_dirent_t *entry = NULL;
+ call_frame_t *prev = NULL;
+ xlator_t *subvol = NULL;
+ xlator_t *next_subvol = NULL;
+ off_t next_offset = 0;
+ int count = 0;
+ fd_t *local_fd = NULL;
+
+ INIT_LIST_HEAD (&entries.list);
+ prev = cookie;
+ local = frame->local;
+
+ if (op_ret < 0)
+ goto done;
+
+ list_for_each_entry (orig_entry, &orig_entries->list, list) {
+ subvol = prev->this;
+
+ entry = gf_dirent_for_name (orig_entry->d_name);
+ if (!entry) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "memory allocation failed :(");
+ goto unwind;
+ }
+
+ map_itransform (this, subvol, orig_entry->d_ino,
+ &entry->d_ino);
+ map_itransform (this, subvol, orig_entry->d_off,
+ &entry->d_off);
+
+ entry->d_type = orig_entry->d_type;
+ entry->d_len = orig_entry->d_len;
+
+ list_add_tail (&entry->list, &entries.list);
+ count++;
+ next_offset = orig_entry->d_off;
+ }
+
+ op_ret = count;
+
+done:
+ if (count == 0) {
+ /* non-zero next_offset means that
+ EOF is not yet hit on the current subvol
+ */
+ if (next_offset == 0) {
+ next_subvol = map_subvol_next (this, prev->this);
+ } else {
+ next_subvol = prev->this;
+ }
+
+ if (!next_subvol) {
+ goto unwind;
+ }
+
+ STACK_WIND (frame, map_readdir_cbk,
+ next_subvol, next_subvol->fops->readdir,
+ local->fd, local->size, 0);
+ return 0;
+ }
+
+unwind:
+ if (op_ret < 0)
+ op_ret = 0;
+
+ local_fd = local->fd;
+ local->fd = NULL;
+
+ STACK_UNWIND (frame, op_ret, op_errno, &entries);
+
+ fd_unref (local_fd);
+
+ gf_dirent_free (&entries);
+
+ return 0;
+}
+
+
+/* Management operations */
+
+static int32_t
+map_checksum_cbk (call_frame_t *frame,
+ void *cookie,
+ xlator_t *this,
+ int32_t op_ret,
+ int32_t op_errno,
+ uint8_t *file_checksum,
+ uint8_t *dir_checksum)
+{
+ STACK_UNWIND (frame, op_ret, op_errno, file_checksum, dir_checksum);
+ return 0;
+}
+
+
+int32_t
+map_lock_notify_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+
+int32_t
+map_lock_fnotify_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno)
+{
+ STACK_UNWIND (frame, op_ret, op_errno);
+ return 0;
+}
+
+/* Fops starts here */
+
+int32_t
map_stat (call_frame_t *frame,
xlator_t *this,
loc_t *loc)
@@ -49,11 +918,7 @@ map_stat (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_stat_cbk,
- subvol,
- subvol->fops->stat,
- loc);
+ STACK_WIND (frame, map_stat_cbk, subvol, subvol->fops->stat, loc);
return 0;
err:
@@ -84,12 +949,8 @@ map_chmod (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_chmod_cbk,
- subvol,
- subvol->fops->chmod,
- loc,
- mode);
+ STACK_WIND (frame, map_chmod_cbk, subvol,
+ subvol->fops->chmod, loc, mode);
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -117,12 +978,9 @@ map_fchmod (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fchmod_cbk,
- subvol,
- subvol->fops->fchmod,
- fd,
- mode);
+ STACK_WIND (frame, map_fchmod_cbk, subvol,
+ subvol->fops->fchmod, fd, mode);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -152,13 +1010,8 @@ map_chown (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_chown_cbk,
- subvol,
- subvol->fops->chown,
- loc,
- uid,
- gid);
+ STACK_WIND (frame, map_chown_cbk, subvol,
+ subvol->fops->chown, loc, uid, gid);
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -187,13 +1040,9 @@ map_fchown (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fchown_cbk,
- subvol,
- subvol->fops->fchown,
- fd,
- uid,
- gid);
+ STACK_WIND (frame, map_fchown_cbk, subvol,
+ subvol->fops->fchown, fd, uid, gid);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -222,12 +1071,9 @@ map_truncate (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_truncate_cbk,
- subvol,
- subvol->fops->truncate,
- loc,
- offset);
+ STACK_WIND (frame, map_truncate_cbk, subvol,
+ subvol->fops->truncate, loc, offset);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -255,12 +1101,9 @@ map_ftruncate (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_ftruncate_cbk,
- subvol,
- subvol->fops->ftruncate,
- fd,
- offset);
+ STACK_WIND (frame, map_ftruncate_cbk, subvol,
+ subvol->fops->ftruncate, fd, offset);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -289,12 +1132,9 @@ map_utimens (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_utimens_cbk,
- subvol,
- subvol->fops->utimens,
- loc,
- tv);
+ STACK_WIND (frame, map_utimens_cbk, subvol,
+ subvol->fops->utimens, loc, tv);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -323,12 +1163,9 @@ map_access (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_access_cbk,
- subvol,
- subvol->fops->access,
- loc,
- mask);
+ STACK_WIND (frame, map_access_cbk, subvol,
+ subvol->fops->access, loc, mask);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -358,12 +1195,9 @@ map_readlink (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_readlink_cbk,
- subvol,
- subvol->fops->readlink,
- loc,
- size);
+ STACK_WIND (frame, map_readlink_cbk, subvol,
+ subvol->fops->readlink, loc, size);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -391,11 +1225,8 @@ map_unlink (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_unlink_cbk,
- subvol,
- subvol->fops->unlink,
- loc);
+ STACK_WIND (frame, map_unlink_cbk, subvol, subvol->fops->unlink, loc);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -423,11 +1254,8 @@ map_rmdir (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_rmdir_cbk,
- subvol,
- subvol->fops->rmdir,
- loc);
+ STACK_WIND (frame, map_rmdir_cbk, subvol, subvol->fops->rmdir, loc);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -460,19 +1288,16 @@ map_rename (call_frame_t *frame,
}
if (newloc->path) {
- new_subvol = get_mapping_subvol_from_path (this,
- newloc->path);
+ new_subvol = get_mapping_subvol_from_path (this, newloc->path);
if (new_subvol && (new_subvol != old_subvol)) {
op_errno = EXDEV;
goto err;
}
}
- STACK_WIND (frame,
- default_rename_cbk,
- old_subvol,
- old_subvol->fops->rename,
- oldloc, newloc);
+ STACK_WIND (frame, map_rename_cbk, old_subvol,
+ old_subvol->fops->rename, oldloc, newloc);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -505,19 +1330,16 @@ map_link (call_frame_t *frame,
}
if (newloc->path) {
- new_subvol = get_mapping_subvol_from_path (this,
- newloc->path);
+ new_subvol = get_mapping_subvol_from_path (this, newloc->path);
if (new_subvol && (new_subvol != old_subvol)) {
op_errno = EXDEV;
goto err;
}
}
- STACK_WIND (frame,
- default_link_cbk,
- old_subvol,
- old_subvol->fops->link,
- oldloc, newloc);
+ STACK_WIND (frame, map_link_cbk, old_subvol,
+ old_subvol->fops->link, oldloc, newloc);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -547,11 +1369,9 @@ map_open (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_open_cbk,
- subvol,
- subvol->fops->open,
- loc, flags, fd);
+ STACK_WIND (frame, map_open_cbk, subvol,
+ subvol->fops->open, loc, flags, fd);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -580,13 +1400,9 @@ map_readv (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_readv_cbk,
- subvol,
- subvol->fops->readv,
- fd,
- size,
- offset);
+ STACK_WIND (frame, map_readv_cbk, subvol,
+ subvol->fops->readv, fd, size, offset);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -616,14 +1432,9 @@ map_writev (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_writev_cbk,
- subvol,
- subvol->fops->writev,
- fd,
- vector,
- count,
- off);
+ STACK_WIND (frame, map_writev_cbk, subvol,
+ subvol->fops->writev, fd, vector, count, off);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -650,11 +1461,8 @@ map_flush (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_flush_cbk,
- subvol,
- subvol->fops->flush,
- fd);
+ STACK_WIND (frame, map_flush_cbk, subvol, subvol->fops->flush, fd);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -683,12 +1491,9 @@ map_fsync (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fsync_cbk,
- subvol,
- subvol->fops->fsync,
- fd,
- flags);
+ STACK_WIND (frame, map_fsync_cbk, subvol,
+ subvol->fops->fsync, fd, flags);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -715,11 +1520,8 @@ map_fstat (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fstat_cbk,
- subvol,
- subvol->fops->fstat,
- fd);
+ STACK_WIND (frame, map_fstat_cbk, subvol, subvol->fops->fstat, fd);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -749,14 +1551,9 @@ map_getdents (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_getdents_cbk,
- subvol,
- subvol->fops->getdents,
- fd,
- size,
- offset,
- flag);
+ STACK_WIND (frame, map_getdents_cbk, subvol,
+ subvol->fops->getdents, fd, size, offset, flag);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -786,14 +1583,9 @@ map_setdents (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_setdents_cbk,
- subvol,
- subvol->fops->setdents,
- fd,
- flags,
- entries,
- count);
+ STACK_WIND (frame, map_setdents_cbk, subvol,
+ subvol->fops->setdents, fd, flags, entries, count);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -822,12 +1614,9 @@ map_fsyncdir (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fsyncdir_cbk,
- subvol,
- subvol->fops->fsyncdir,
- fd,
- flags);
+ STACK_WIND (frame, map_fsyncdir_cbk, subvol,
+ subvol->fops->fsyncdir, fd, flags);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -845,7 +1634,6 @@ map_setxattr (call_frame_t *frame,
dict_t *dict,
int32_t flags)
{
- /* TODO: support for 'get' 'put' API */
int32_t op_errno = 1;
xlator_t *subvol = NULL;
@@ -861,13 +1649,9 @@ map_setxattr (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_setxattr_cbk,
- subvol,
- subvol->fops->setxattr,
- loc,
- dict,
- flags);
+ STACK_WIND (frame, map_setxattr_cbk, subvol,
+ subvol->fops->setxattr, loc, dict, flags);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -881,7 +1665,6 @@ map_getxattr (call_frame_t *frame,
loc_t *loc,
const char *name)
{
- /* TODO: support for 'get' 'put' API */
int32_t op_errno = 1;
xlator_t *subvol = NULL;
@@ -897,12 +1680,9 @@ map_getxattr (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_getxattr_cbk,
- subvol,
- subvol->fops->getxattr,
- loc,
- name);
+ STACK_WIND (frame, map_getxattr_cbk, subvol,
+ subvol->fops->getxattr, loc, name);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -910,6 +1690,69 @@ map_getxattr (call_frame_t *frame,
return 0;
}
+
+int32_t
+map_fsetxattr (call_frame_t *frame,
+ xlator_t *this,
+ fd_t *fd,
+ dict_t *dict,
+ int32_t flags)
+{
+ int32_t op_errno = 1;
+ xlator_t *subvol = NULL;
+
+ VALIDATE_OR_GOTO (frame, err);
+ VALIDATE_OR_GOTO (this, err);
+ VALIDATE_OR_GOTO (fd, err);
+ VALIDATE_OR_GOTO (fd->inode, err);
+
+ subvol = get_mapping_subvol_from_ctx (this, fd->inode);
+ if (!subvol) {
+ op_errno = EINVAL;
+ goto err;
+ }
+
+ STACK_WIND (frame, map_fsetxattr_cbk, subvol,
+ subvol->fops->fsetxattr, fd, dict, flags);
+
+ return 0;
+ err:
+ STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
+
+ return 0;
+}
+
+int32_t
+map_fgetxattr (call_frame_t *frame,
+ xlator_t *this,
+ fd_t *fd,
+ const char *name)
+{
+ int32_t op_errno = 1;
+ xlator_t *subvol = NULL;
+
+ VALIDATE_OR_GOTO (frame, err);
+ VALIDATE_OR_GOTO (this, err);
+ VALIDATE_OR_GOTO (fd, err);
+ VALIDATE_OR_GOTO (fd->inode, err);
+
+ subvol = get_mapping_subvol_from_ctx (this, fd->inode);
+ if (!subvol) {
+ op_errno = EINVAL;
+ goto err;
+ }
+
+ STACK_WIND (frame, map_fgetxattr_cbk, subvol,
+ subvol->fops->fgetxattr, fd, name);
+
+ return 0;
+ err:
+ STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
+
+ return 0;
+}
+
+
int32_t
map_xattrop (call_frame_t *frame,
xlator_t *this,
@@ -932,13 +1775,9 @@ map_xattrop (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_xattrop_cbk,
- subvol,
- subvol->fops->xattrop,
- loc,
- flags,
- dict);
+ STACK_WIND (frame, map_xattrop_cbk, subvol,
+ subvol->fops->xattrop, loc, flags, dict);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -967,14 +1806,10 @@ map_fxattrop (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_fxattrop_cbk,
- subvol,
- subvol->fops->fxattrop,
- fd,
- flags,
- dict);
- return 0;
+ STACK_WIND (frame, map_fxattrop_cbk, subvol,
+ subvol->fops->fxattrop, fd, flags, dict);
+
+ return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1002,12 +1837,9 @@ map_removexattr (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_removexattr_cbk,
- subvol,
- subvol->fops->removexattr,
- loc,
- name);
+ STACK_WIND (frame, map_removexattr_cbk, subvol,
+ subvol->fops->removexattr, loc, name);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1036,13 +1868,9 @@ map_lk (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_lk_cbk,
- subvol,
- subvol->fops->lk,
- fd,
- cmd,
- lock);
+ STACK_WIND (frame, map_lk_cbk, subvol,
+ subvol->fops->lk, fd, cmd, lock);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1070,11 +1898,9 @@ map_inodelk (call_frame_t *frame, xlator_t *this,
goto err;
}
- STACK_WIND (frame,
- default_inodelk_cbk,
- subvol,
- subvol->fops->inodelk,
- volume, loc, cmd, lock);
+ STACK_WIND (frame, map_inodelk_cbk, subvol,
+ subvol->fops->inodelk, volume, loc, cmd, lock);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1101,11 +1927,9 @@ map_finodelk (call_frame_t *frame, xlator_t *this,
goto err;
}
- STACK_WIND (frame,
- default_finodelk_cbk,
- subvol,
- subvol->fops->finodelk,
- volume, fd, cmd, lock);
+ STACK_WIND (frame, map_finodelk_cbk, subvol,
+ subvol->fops->finodelk, volume, fd, cmd, lock);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1133,10 +1957,9 @@ map_entrylk (call_frame_t *frame, xlator_t *this,
goto err;
}
- STACK_WIND (frame, default_entrylk_cbk,
- subvol,
- subvol->fops->entrylk,
- volume, loc, basename, cmd, type);
+ STACK_WIND (frame, map_entrylk_cbk, subvol,
+ subvol->fops->entrylk, volume, loc, basename, cmd, type);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1163,10 +1986,9 @@ map_fentrylk (call_frame_t *frame, xlator_t *this,
goto err;
}
- STACK_WIND (frame, default_fentrylk_cbk,
- subvol,
- subvol->fops->fentrylk,
- volume, fd, basename, cmd, type);
+ STACK_WIND (frame, map_fentrylk_cbk, subvol,
+ subvol->fops->fentrylk, volume, fd, basename, cmd, type);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1195,12 +2017,9 @@ map_checksum (call_frame_t *frame,
goto err;
}
- STACK_WIND (frame,
- default_checksum_cbk,
- subvol,
- subvol->fops->checksum,
- loc,
- flag);
+ STACK_WIND (frame, map_checksum_cbk, subvol,
+ subvol->fops->checksum, loc, flag);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1208,25 +2027,6 @@ map_checksum (call_frame_t *frame,
return 0;
}
-static int32_t
-map_newentry_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- inode_t *inode,
- struct stat *buf)
-{
- call_frame_t *prev = NULL;
- prev = cookie;
-
- map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, buf);
- return 0;
-
-}
-
int32_t
map_mknod (call_frame_t *frame,
@@ -1257,11 +2057,9 @@ map_mknod (call_frame_t *frame,
loc->path);
}
- STACK_WIND (frame,
- map_newentry_cbk,
- subvol,
- subvol->fops->mknod,
- loc, mode, rdev);
+ STACK_WIND (frame, map_newentry_cbk, subvol,
+ subvol->fops->mknod, loc, mode, rdev);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1297,11 +2095,8 @@ map_mkdir (call_frame_t *frame,
loc->path);
}
- STACK_WIND (frame,
- map_newentry_cbk,
- subvol,
- subvol->fops->mkdir,
- loc, mode);
+ STACK_WIND (frame, map_newentry_cbk, subvol,
+ subvol->fops->mkdir, loc, mode);
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1338,11 +2133,9 @@ map_symlink (call_frame_t *frame,
loc->path);
}
- STACK_WIND (frame,
- map_newentry_cbk,
- subvol,
- subvol->fops->symlink,
- linkpath, loc);
+ STACK_WIND (frame, map_newentry_cbk, subvol,
+ subvol->fops->symlink, linkpath, loc);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1350,25 +2143,6 @@ map_symlink (call_frame_t *frame,
return 0;
}
-
-static int32_t
-map_create_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- fd_t *fd,
- inode_t *inode,
- struct stat *buf)
-{
- call_frame_t *prev = NULL;
- prev = cookie;
-
- map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
- STACK_UNWIND (frame, op_ret, op_errno, fd, inode, buf);
- return 0;
-}
-
int32_t
map_create (call_frame_t *frame,
xlator_t *this,
@@ -1398,10 +2172,9 @@ map_create (call_frame_t *frame,
loc->path);
}
- STACK_WIND (frame, map_create_cbk,
- subvol,
- subvol->fops->create,
- loc, flags, mode, fd);
+ STACK_WIND (frame, map_create_cbk, subvol,
+ subvol->fops->create, loc, flags, mode, fd);
+
return 0;
err:
STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
@@ -1409,73 +2182,6 @@ map_create (call_frame_t *frame,
return 0;
}
-int32_t
-map_single_lookup_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- inode_t *inode,
- struct stat *buf,
- dict_t *dict)
-{
- call_frame_t *prev = NULL;
- prev = cookie;
-
- map_itransform (this, prev->this, buf->st_ino, &buf->st_ino);
-
- STACK_UNWIND (frame, op_ret, op_errno, inode, buf, dict);
-
- return 0;
-}
-
-int32_t
-map_lookup_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- inode_t *inode,
- struct stat *buf,
- dict_t *dict)
-{
- int callcnt = 0;
- map_local_t *local = NULL;
- inode_t *tmp_inode = NULL;
- dict_t *tmp_dict = NULL;
-
- local = frame->local;
- LOCK (&frame->lock);
- {
- callcnt = --local->call_count;
- if ((op_ret == 0) && (local->op_ret == -1)) {
- local->op_ret = 0;
- local->stbuf = *buf;
- if (dict)
- local->dict = dict_ref (dict);
- local->inode = inode_ref (inode);
- }
- if (op_ret == -1)
- local->op_errno = op_errno;
-
- }
- UNLOCK (&frame->lock);
-
- if (!callcnt) {
- tmp_dict = local->dict;
- tmp_inode = local->inode;
-
- STACK_UNWIND (frame, local->op_ret,
- local->op_errno, local->inode,
- &local->stbuf, local->dict);
-
- inode_unref (local->inode);
- if (tmp_dict)
- dict_unref (tmp_dict);
- }
-
- return 0;
-}
int32_t
map_lookup (call_frame_t *frame,
@@ -1517,12 +2223,8 @@ map_lookup (call_frame_t *frame,
}
/* Just one callback */
- STACK_WIND (frame,
- map_single_lookup_cbk,
- subvol,
- subvol->fops->lookup,
- loc,
- xattr_req);
+ STACK_WIND (frame, map_single_lookup_cbk, subvol,
+ subvol->fops->lookup, loc, xattr_req);
return 0;
@@ -1535,12 +2237,8 @@ map_lookup (call_frame_t *frame,
trav = this->children;
while (trav) {
- STACK_WIND (frame,
- map_lookup_cbk,
- trav->xlator,
- trav->xlator->fops->lookup,
- loc,
- xattr_req);
+ STACK_WIND (frame, map_root_lookup_cbk, trav->xlator,
+ trav->xlator->fops->lookup, loc, xattr_req);
trav = trav->next;
}
@@ -1551,95 +2249,9 @@ map_lookup (call_frame_t *frame,
return 0;
}
-/*
- * unify_normalize_stats -
- */
-void
-map_normalize_stats (struct statvfs *buf,
- unsigned long bsize,
- unsigned long frsize)
-{
- double factor;
-
- if (buf->f_bsize != bsize) {
- factor = ((double) buf->f_bsize) / bsize;
- buf->f_bsize = bsize;
- buf->f_bfree = (fsblkcnt_t) (factor * buf->f_bfree);
- buf->f_bavail = (fsblkcnt_t) (factor * buf->f_bavail);
- }
-
- if (buf->f_frsize != frsize) {
- factor = ((double) buf->f_frsize) / frsize;
- buf->f_frsize = frsize;
- buf->f_blocks = (fsblkcnt_t) (factor * buf->f_blocks);
- }
-}
int32_t
-map_statfs_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- struct statvfs *stbuf)
-{
- struct statvfs *dict_buf = NULL;
- map_local_t *local = NULL;
- int this_call_cnt = 0;
- unsigned long bsize;
- unsigned long frsize;
-
- local = frame->local;
-
- LOCK (&frame->lock);
- {
- this_call_cnt = --local->call_count;
-
- if (op_ret == -1) {
- local->op_errno = op_errno;
- goto unlock;
- }
- local->op_ret = 0;
-
- /* when a call is successfull, add it to local->dict */
- dict_buf = &local->statvfs;
-
- if (dict_buf->f_bsize != 0) {
- bsize = max (dict_buf->f_bsize,
- stbuf->f_bsize);
-
- frsize = max (dict_buf->f_frsize,
- stbuf->f_frsize);
- map_normalize_stats(dict_buf, bsize, frsize);
- map_normalize_stats(stbuf, bsize, frsize);
- } else {
- dict_buf->f_bsize = stbuf->f_bsize;
- dict_buf->f_frsize = stbuf->f_frsize;
- }
-
- dict_buf->f_blocks += stbuf->f_blocks;
- dict_buf->f_bfree += stbuf->f_bfree;
- dict_buf->f_bavail += stbuf->f_bavail;
- dict_buf->f_files += stbuf->f_files;
- dict_buf->f_ffree += stbuf->f_ffree;
- dict_buf->f_favail += stbuf->f_favail;
- dict_buf->f_fsid = stbuf->f_fsid;
- dict_buf->f_flag = stbuf->f_flag;
- dict_buf->f_namemax = stbuf->f_namemax;
- }
-unlock:
- UNLOCK (&frame->lock);
-
- if (!this_call_cnt) {
- STACK_UNWIND (frame, local->op_ret, local->op_errno,
- &local->statvfs);
- }
-
- return 0;
-}
-
-int32_t
map_statfs (call_frame_t *frame,
xlator_t *this,
loc_t *loc)
@@ -1664,11 +2276,7 @@ map_statfs (call_frame_t *frame,
}
/* Just one callback */
- STACK_WIND (frame,
- default_statfs_cbk,
- subvol,
- subvol->fops->statfs,
- loc);
+ STACK_WIND (frame, map_statfs_cbk, subvol, subvol->fops->statfs, loc);
return 0;
@@ -1682,11 +2290,8 @@ map_statfs (call_frame_t *frame,
trav = this->children;
while (trav) {
- STACK_WIND (frame,
- map_statfs_cbk,
- trav->xlator,
- trav->xlator->fops->statfs,
- loc);
+ STACK_WIND (frame, map_statfs_cbk, trav->xlator,
+ trav->xlator->fops->statfs, loc);
trav = trav->next;
}
@@ -1698,46 +2303,6 @@ map_statfs (call_frame_t *frame,
}
int32_t
-map_opendir_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- fd_t *fd)
-{
- int callcnt = 0;
- map_local_t *local = NULL;
- fd_t *local_fd = NULL;
-
- local = frame->local;
- LOCK (&frame->lock);
- {
- callcnt = --local->call_count;
-
- if (op_ret == -1) {
- local->op_errno = op_errno;
- goto unlock;
- }
-
- local->op_ret = 0;
- }
- unlock:
- UNLOCK (&frame->lock);
-
- if (!callcnt) {
- local_fd = local->fd;
- local->fd = NULL;
-
- STACK_UNWIND (frame, local->op_ret,
- local->op_errno, local_fd);
-
- fd_unref (local_fd);
- }
- return 0;
-}
-
-
-int32_t
map_opendir (call_frame_t *frame,
xlator_t *this,
loc_t *loc, fd_t *fd)
@@ -1762,11 +2327,9 @@ map_opendir (call_frame_t *frame,
}
/* Just one callback */
- STACK_WIND (frame,
- default_opendir_cbk,
- subvol,
- subvol->fops->opendir,
- loc, fd);
+ STACK_WIND (frame, map_opendir_cbk, subvol,
+ subvol->fops->opendir, loc, fd);
+
return 0;
root_inode:
@@ -1780,11 +2343,8 @@ map_opendir (call_frame_t *frame,
trav = this->children;
while (trav) {
- STACK_WIND (frame,
- map_opendir_cbk,
- trav->xlator,
- trav->xlator->fops->opendir,
- loc, fd);
+ STACK_WIND (frame, map_opendir_cbk, trav->xlator,
+ trav->xlator->fops->opendir, loc, fd);
trav = trav->next;
}
@@ -1797,104 +2357,6 @@ map_opendir (call_frame_t *frame,
int32_t
-map_single_readdir_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- gf_dirent_t *entries)
-{
- call_frame_t *prev = NULL;
- gf_dirent_t *orig_entry = NULL;
-
- prev = cookie;
-
- list_for_each_entry (orig_entry, &entries->list, list) {
- map_itransform (this, prev->this, orig_entry->d_ino,
- &orig_entry->d_ino);
- }
- STACK_UNWIND (frame, op_ret, op_errno, entries);
-
- return 0;
-}
-
-
-int
-map_readdir_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
- int op_ret, int op_errno, gf_dirent_t *orig_entries)
-{
- map_local_t *local = NULL;
- gf_dirent_t entries;
- gf_dirent_t *orig_entry = NULL;
- gf_dirent_t *entry = NULL;
- call_frame_t *prev = NULL;
- xlator_t *subvol = NULL;
- xlator_t *next = NULL;
- int count = 0;
- fd_t *local_fd = NULL;
-
- INIT_LIST_HEAD (&entries.list);
- prev = cookie;
- local = frame->local;
-
- if (op_ret < 0)
- goto done;
-
- list_for_each_entry (orig_entry, &orig_entries->list, list) {
- subvol = prev->this;
-
- entry = gf_dirent_for_name (orig_entry->d_name);
- if (!entry) {
- gf_log (this->name, GF_LOG_ERROR,
- "memory allocation failed :(");
- goto unwind;
- }
-
- map_itransform (this, subvol, orig_entry->d_ino,
- &entry->d_ino);
- map_itransform (this, subvol, orig_entry->d_off,
- &entry->d_off);
-
- entry->d_type = orig_entry->d_type;
- entry->d_len = orig_entry->d_len;
-
- list_add_tail (&entry->list, &entries.list);
- count++;
- }
-
- op_ret = count;
-
-done:
- if (count == 0) {
- next = map_subvol_next (this, prev->this);
- if (!next) {
- goto unwind;
- }
-
- STACK_WIND (frame, map_readdir_cbk,
- next, next->fops->readdir,
- local->fd, local->size, 0);
- return 0;
- }
-
-unwind:
- if (op_ret < 0)
- op_ret = 0;
-
- local_fd = local->fd;
- local->fd = NULL;
-
- STACK_UNWIND (frame, op_ret, op_errno, &entries);
-
- fd_unref (local_fd);
-
- gf_dirent_free (&entries);
-
- return 0;
-}
-
-
-int32_t
map_readdir (call_frame_t *frame,
xlator_t *this,
fd_t *fd,
@@ -1922,12 +2384,9 @@ map_readdir (call_frame_t *frame,
}
/* Just one callback */
-
- STACK_WIND (frame,
- map_single_readdir_cbk,
- subvol,
- subvol->fops->readdir,
- fd, size, yoff);
+ STACK_WIND (frame, map_single_readdir_cbk, subvol,
+ subvol->fops->readdir, fd, size, yoff);
+
return 0;
root_inode:
@@ -1950,9 +2409,8 @@ map_readdir (call_frame_t *frame,
map_deitransform (this, yoff, &xvol, (uint64_t *)&xoff);
- STACK_WIND (frame, map_readdir_cbk,
- xvol, xvol->fops->readdir,
- fd, size, xoff);
+ STACK_WIND (frame, map_readdir_cbk, xvol,
+ xvol->fops->readdir, fd, size, xoff);
return 0;
err:
@@ -1962,44 +2420,6 @@ map_readdir (call_frame_t *frame,
}
-#if 0
-/* TODO : do it later as currently only unify uses this mop and mostly
- unify will be used below map */
-int32_t
-map_stats_cbk (call_frame_t *frame,
- void *cookie,
- xlator_t *this,
- int32_t op_ret,
- int32_t op_errno,
- struct xlator_stats *stats)
-{
- STACK_UNWIND (frame, op_ret, op_errno, stats);
- return 0;
-}
-
-
-int32_t
-map_stats (call_frame_t *frame,
- xlator_t *this,
- int32_t flags)
-{
- STACK_WIND (frame,
- map_stats_cbk,
- subvol,
- subvol->mops->stats,
- flags);
- return 0;
- err:
- STACK_UNWIND (frame, -1, op_errno, NULL, NULL);
-
- return 0;
-}
-#endif /* if 0 */
-
-
-/* TODO: define the behavior of notify */
-
-
void
fini (xlator_t *this)
{
@@ -2040,7 +2460,7 @@ init (xlator_t *this)
char *dup_map_pair = NULL;
char *dir_str = NULL;
char *subvol_str = NULL;
- char *default_xl = NULL;
+ char *map_xl = NULL;
if (!this->children) {
gf_log (this->name,GF_LOG_ERROR,
@@ -2110,9 +2530,9 @@ init (xlator_t *this)
}
/* default-volume brick4 */
- ret = dict_get_str (this->options, "default-volume", &default_xl);
+ ret = dict_get_str (this->options, "default-volume", &map_xl);
if (ret == 0) {
- ret = assign_default_subvol (this, default_xl);
+ ret = assign_default_subvol (this, map_xl);
if (ret != 0) {
gf_log (this->name, GF_LOG_ERROR,
"assigning default failed");
@@ -2147,6 +2567,8 @@ struct xlator_fops fops = {
.readlink = map_readlink,
.setxattr = map_setxattr,
.getxattr = map_getxattr,
+ .fsetxattr = map_fsetxattr,
+ .fgetxattr = map_fgetxattr,
.removexattr = map_removexattr,
.open = map_open,
.readv = map_readv,