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authorShehjar Tikoo <shehjart@gluster.com>2009-10-01 06:58:47 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-10-01 07:22:46 -0700
commite11d66c8d6dea72d02f9bcdbf65c67bd5c60b5cc (patch)
treeffa96a3f78b79db2704a5bc410174714fd66fa67 /xlators/cluster/unify
parent186a86f342625a9dce53fe537f8237c6099d5c54 (diff)
Global: NFS-friendly prototype changes
Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 145 (NFSv3 related additions to 2.1 task list) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=145
Diffstat (limited to 'xlators/cluster/unify')
-rw-r--r--xlators/cluster/unify/src/unify.c197
1 files changed, 157 insertions, 40 deletions
diff --git a/xlators/cluster/unify/src/unify.c b/xlators/cluster/unify/src/unify.c
index b641fb330..80ba10278 100644
--- a/xlators/cluster/unify/src/unify.c
+++ b/xlators/cluster/unify/src/unify.c
@@ -328,7 +328,8 @@ unify_lookup_cbk (call_frame_t *frame,
int32_t op_errno,
inode_t *inode,
struct stat *buf,
- dict_t *dict)
+ dict_t *dict,
+ struct stat *postparent)
{
int32_t callcnt = 0;
unify_private_t *priv = this->private;
@@ -788,7 +789,9 @@ unify_mkdir_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
int32_t callcnt = 0;
unify_private_t *priv = this->private;
@@ -849,7 +852,9 @@ unify_ns_mkdir_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_private_t *priv = this->private;
unify_local_t *local = frame->local;
@@ -928,7 +933,9 @@ unify_rmdir_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
int32_t callcnt = 0;
unify_private_t *priv = this->private;
@@ -960,7 +967,9 @@ unify_ns_rmdir_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
int16_t index = 0;
unify_private_t *priv = this->private;
@@ -1237,7 +1246,8 @@ unify_open (call_frame_t *frame,
xlator_t *this,
loc_t *loc,
int32_t flags,
- fd_t *fd)
+ fd_t *fd,
+ int32_t wbflags)
{
unify_private_t *priv = this->private;
unify_local_t *local = NULL;
@@ -1305,7 +1315,7 @@ unify_open (call_frame_t *frame,
priv->xl_array[file_list[index]]->fops->open,
loc,
flags,
- fd);
+ fd, wbflags);
if (need_break)
break;
}
@@ -1319,7 +1329,9 @@ unify_create_unlink_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
inode_t *inode = local->loc1.inode;
@@ -1432,7 +1444,8 @@ unify_create_lookup_cbk (call_frame_t *frame,
int32_t op_errno,
inode_t *inode,
struct stat *buf,
- dict_t *dict)
+ dict_t *dict,
+ struct stat *postparent)
{
int32_t callcnt = 0;
int16_t index = 0;
@@ -1514,7 +1527,7 @@ unify_create_lookup_cbk (call_frame_t *frame,
priv->xl_array[file_list[index]]->fops->open,
&local->loc1,
local->flags,
- local->fd);
+ local->fd, 0);
if (need_break)
break;
}
@@ -1535,7 +1548,9 @@ unify_create_cbk (call_frame_t *frame,
int32_t op_errno,
fd_t *fd,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
int ret = 0;
unify_local_t *local = frame->local;
@@ -1592,7 +1607,9 @@ unify_ns_create_cbk (call_frame_t *frame,
int32_t op_errno,
fd_t *fd,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
struct sched_ops *sched_ops = NULL;
xlator_t *sched_xl = NULL;
@@ -1921,6 +1938,69 @@ unify_fsetattr (call_frame_t *frame, xlator_t *this, fd_t *fd,
/**
+ * unify_ftruncate_cbk -
+ */
+int32_t
+unify_ftruncate_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
+ int32_t op_ret, int32_t op_errno, struct stat *buf)
+{
+ int32_t callcnt = 0;
+ unify_private_t *priv = this->private;
+ unify_local_t *local = frame->local;
+ call_frame_t *prev_frame = cookie;
+
+ LOCK (&frame->lock);
+ {
+ callcnt = --local->call_count;
+
+ if (op_ret == -1) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "child(%s): path(%s): %s",
+ prev_frame->this->name,
+ (local->loc1.path)?local->loc1.path:"",
+ strerror (op_errno));
+ local->op_errno = op_errno;
+ if (!((op_errno == ENOENT) && priv->optimist))
+ local->op_ret = -1;
+ }
+
+ if (op_ret >= 0) {
+ if (NS (this) == prev_frame->this) {
+ local->st_ino = buf->st_ino;
+ /* If the entry is directory, get the
+ stat from NS node */
+ if (S_ISDIR (buf->st_mode) ||
+ !local->stbuf.st_blksize) {
+ local->stbuf = *buf;
+ }
+ }
+
+ if ((!S_ISDIR (buf->st_mode)) &&
+ (NS (this) != prev_frame->this)) {
+ /* If file, take the stat info from
+ Storage node. */
+ local->stbuf = *buf;
+ }
+ }
+ }
+ UNLOCK (&frame->lock);
+
+ if (!callcnt) {
+ if (local->st_ino)
+ local->stbuf.st_ino = local->st_ino;
+ else
+ local->op_ret = -1;
+ unify_local_wipe (local);
+ STACK_UNWIND (frame, local->op_ret, local->op_errno,
+ &local->stbuf);
+ }
+
+ return 0;
+}
+
+
+
+/**
* unify_truncate_cbk -
*/
int32_t
@@ -1929,7 +2009,8 @@ unify_truncate_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- struct stat *buf)
+ struct stat *prebuf,
+ struct stat *postbuf)
{
int32_t callcnt = 0;
unify_private_t *priv = this->private;
@@ -1953,20 +2034,20 @@ unify_truncate_cbk (call_frame_t *frame,
if (op_ret >= 0) {
if (NS (this) == prev_frame->this) {
- local->st_ino = buf->st_ino;
+ local->st_ino = postbuf->st_ino;
/* If the entry is directory, get the
stat from NS node */
- if (S_ISDIR (buf->st_mode) ||
+ if (S_ISDIR (postbuf->st_mode) ||
!local->stbuf.st_blksize) {
- local->stbuf = *buf;
+ local->stbuf = *postbuf;
}
}
- if ((!S_ISDIR (buf->st_mode)) &&
+ if ((!S_ISDIR (postbuf->st_mode)) &&
(NS (this) != prev_frame->this)) {
/* If file, take the stat info from
Storage node. */
- local->stbuf = *buf;
+ local->stbuf = *postbuf;
}
}
}
@@ -2027,7 +2108,7 @@ unify_truncate (call_frame_t *frame,
}
/* Don't send truncate to NS node */
- STACK_WIND (frame, unify_truncate_cbk, NS(this),
+ STACK_WIND (frame, unify_ftruncate_cbk, NS(this),
NS(this)->fops->stat, loc);
callcnt--;
@@ -2057,9 +2138,10 @@ unify_readlink_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- const char *path)
+ const char *path,
+ struct stat *sbuf)
{
- STACK_UNWIND (frame, op_ret, op_errno, path);
+ STACK_UNWIND (frame, op_ret, op_errno, path, sbuf);
return 0;
}
@@ -2117,7 +2199,9 @@ unify_unlink_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
int32_t callcnt = 0;
unify_private_t *priv = this->private;
@@ -2245,9 +2329,10 @@ unify_writev_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- struct stat *stbuf)
+ struct stat *prebuf,
+ struct stat *postbuf)
{
- STACK_UNWIND (frame, op_ret, op_errno, stbuf);
+ STACK_UNWIND (frame, op_ret, op_errno, prebuf, postbuf);
return 0;
}
@@ -2307,11 +2392,11 @@ unify_ftruncate (call_frame_t *frame,
local->call_count = 2;
- STACK_WIND (frame, unify_truncate_cbk,
+ STACK_WIND (frame, unify_truncate_cbk,
child, child->fops->ftruncate,
fd, offset);
- STACK_WIND (frame, unify_truncate_cbk,
+ STACK_WIND (frame, unify_ftruncate_cbk,
NS(this), NS(this)->fops->fstat,
fd);
@@ -2363,9 +2448,11 @@ unify_fsync_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *prebuf,
+ struct stat *postbuf)
{
- STACK_UNWIND (frame, op_ret, op_errno);
+ STACK_UNWIND (frame, op_ret, op_errno, prebuf, postbuf);
return 0;
}
@@ -3015,7 +3102,9 @@ unify_mknod_unlink_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
@@ -3039,7 +3128,9 @@ unify_mknod_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
@@ -3073,7 +3164,9 @@ unify_ns_mknod_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
struct sched_ops *sched_ops = NULL;
xlator_t *sched_xl = NULL;
@@ -3177,7 +3270,9 @@ unify_symlink_unlink_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
if (op_ret == -1)
@@ -3199,7 +3294,9 @@ unify_symlink_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
@@ -3238,7 +3335,9 @@ unify_ns_symlink_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
struct sched_ops *sched_ops = NULL;
@@ -3347,7 +3446,9 @@ unify_rename_unlink_cbk (call_frame_t *frame,
void *cookie,
xlator_t *this,
int32_t op_ret,
- int32_t op_errno)
+ int32_t op_errno,
+ struct stat *preparent,
+ struct stat *postparent)
{
int32_t callcnt = 0;
unify_local_t *local = frame->local;
@@ -3382,7 +3483,11 @@ unify_ns_rename_undo_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preoldparent,
+ struct stat *postoldparent,
+ struct stat *prenewparent,
+ struct stat *postnewparent)
{
unify_local_t *local = frame->local;
@@ -3405,7 +3510,11 @@ unify_rename_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preoldparent,
+ struct stat *postoldparent,
+ struct stat *prenewparent,
+ struct stat *postnewparent)
{
int32_t index = 0;
int32_t callcnt = 0;
@@ -3561,7 +3670,11 @@ unify_ns_rename_cbk (call_frame_t *frame,
xlator_t *this,
int32_t op_ret,
int32_t op_errno,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preoldparent,
+ struct stat *postoldparent,
+ struct stat *prenewparent,
+ struct stat *postnewparent)
{
int32_t index = 0;
int32_t callcnt = 0;
@@ -3680,7 +3793,9 @@ unify_link_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_local_t *local = frame->local;
@@ -3704,7 +3819,9 @@ unify_ns_link_cbk (call_frame_t *frame,
int32_t op_ret,
int32_t op_errno,
inode_t *inode,
- struct stat *buf)
+ struct stat *buf,
+ struct stat *preparent,
+ struct stat *postparent)
{
unify_private_t *priv = this->private;
unify_local_t *local = frame->local;