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-rw-r--r--xlators/cluster/dht/src/dht-common.h1
-rw-r--r--xlators/cluster/dht/src/dht.c3
-rw-r--r--xlators/cluster/dht/src/nufa.c184
3 files changed, 92 insertions, 96 deletions
diff --git a/xlators/cluster/dht/src/dht-common.h b/xlators/cluster/dht/src/dht-common.h
index bdaf7b084d1..c417a85964a 100644
--- a/xlators/cluster/dht/src/dht-common.h
+++ b/xlators/cluster/dht/src/dht-common.h
@@ -117,7 +117,6 @@ struct dht_conf {
gf_lock_t subvolume_lock;
int subvolume_cnt;
xlator_t **subvolumes;
- xlator_t *local_volume; /* Needed by NUFA */
char *subvolume_status;
dht_layout_t **file_layouts;
dht_layout_t **dir_layouts;
diff --git a/xlators/cluster/dht/src/dht.c b/xlators/cluster/dht/src/dht.c
index 75f613a60df..d947ae8145b 100644
--- a/xlators/cluster/dht/src/dht.c
+++ b/xlators/cluster/dht/src/dht.c
@@ -132,9 +132,6 @@ dht_priv_dump (xlator_t *this)
gf_proc_dump_build_key(key, key_prefix,"default_dir_layout");
dht_layout_dump(conf->default_dir_layout, key);
- gf_proc_dump_build_key(key, key_prefix, "local_volume");
- gf_proc_dump_write(key,"%s",
- conf->local_volume?(conf->local_volume->name):"None");
gf_proc_dump_build_key(key, key_prefix, "search_unhashed");
gf_proc_dump_write(key, "%d", conf->search_unhashed);
gf_proc_dump_build_key(key, key_prefix, "gen");
diff --git a/xlators/cluster/dht/src/nufa.c b/xlators/cluster/dht/src/nufa.c
index 710d5b95f78..5fe233dfe6e 100644
--- a/xlators/cluster/dht/src/nufa.c
+++ b/xlators/cluster/dht/src/nufa.c
@@ -27,7 +27,7 @@
/* TODO: all 'TODO's in dht.c holds good */
-int
+int
nufa_local_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
int op_ret, int op_errno,
inode_t *inode, struct stat *stbuf, dict_t *xattr,
@@ -137,7 +137,7 @@ out:
op_errno = EINVAL;
goto err;
}
-
+
STACK_WIND (frame, dht_lookup_cbk,
local->hashed_subvol, local->hashed_subvol->fops->lookup,
&local->loc, local->xattr_req);
@@ -199,7 +199,7 @@ nufa_lookup (call_frame_t *frame, xlator_t *this,
hashed_subvol = dht_subvol_get_hashed (this, &local->loc);
cached_subvol = dht_subvol_get_cached (this, local->loc.inode);
-
+
local->cached_subvol = cached_subvol;
local->hashed_subvol = hashed_subvol;
@@ -227,16 +227,16 @@ nufa_lookup (call_frame_t *frame, xlator_t *this,
local->call_cnt = layout->cnt;
call_cnt = local->call_cnt;
-
+
/* NOTE: we don't require 'trusted.glusterfs.dht.linkto' attribute,
* revalidates directly go to the cached-subvolume.
*/
- ret = dict_set_uint32 (local->xattr_req,
+ ret = dict_set_uint32 (local->xattr_req,
"trusted.glusterfs.dht", 4 * 4);
for (i = 0; i < layout->cnt; i++) {
subvol = layout->list[i].xlator;
-
+
STACK_WIND (frame, dht_revalidate_cbk,
subvol, subvol->fops->lookup,
loc, local->xattr_req);
@@ -246,16 +246,16 @@ nufa_lookup (call_frame_t *frame, xlator_t *this,
}
} else {
do_fresh_lookup:
- ret = dict_set_uint32 (local->xattr_req,
+ ret = dict_set_uint32 (local->xattr_req,
"trusted.glusterfs.dht", 4 * 4);
- ret = dict_set_uint32 (local->xattr_req,
+ ret = dict_set_uint32 (local->xattr_req,
"trusted.glusterfs.dht.linkto", 256);
/* Send it to only local volume */
STACK_WIND (frame, nufa_local_lookup_cbk,
- conf->local_volume,
- conf->local_volume->fops->lookup,
+ (xlator_t *)conf->private,
+ ((xlator_t *)conf->private)->fops->lookup,
loc, local->xattr_req);
}
@@ -268,40 +268,40 @@ err:
}
int
-nufa_create_linkfile_create_cbk (call_frame_t *frame, void *cookie,
+nufa_create_linkfile_create_cbk (call_frame_t *frame, void *cookie,
xlator_t *this, int op_ret, int op_errno,
inode_t *inode, struct stat *stbuf,
struct stat *preparent,
struct stat *postparent)
{
- dht_local_t *local = NULL;
- call_frame_t *prev = NULL;
+ dht_local_t *local = NULL;
+ call_frame_t *prev = NULL;
dht_conf_t *conf = NULL;
-
- local = frame->local;
- prev = cookie;
- conf = this->private;
-
- if (op_ret == -1)
- goto err;
-
- STACK_WIND (frame, dht_create_cbk,
- local->cached_subvol, local->cached_subvol->fops->create,
- &local->loc, local->flags, local->mode, local->fd);
-
- return 0;
-
+
+ local = frame->local;
+ prev = cookie;
+ conf = this->private;
+
+ if (op_ret == -1)
+ goto err;
+
+ STACK_WIND (frame, dht_create_cbk,
+ local->cached_subvol, local->cached_subvol->fops->create,
+ &local->loc, local->flags, local->mode, local->fd);
+
+ return 0;
+
err:
- DHT_STACK_UNWIND (create, frame, -1, op_errno,
- NULL, NULL, NULL, NULL, NULL);
- return 0;
+ DHT_STACK_UNWIND (create, frame, -1, op_errno,
+ NULL, NULL, NULL, NULL, NULL);
+ return 0;
}
int
nufa_create (call_frame_t *frame, xlator_t *this,
loc_t *loc, int32_t flags, mode_t mode, fd_t *fd)
{
- dht_local_t *local = NULL;
+ dht_local_t *local = NULL;
dht_conf_t *conf = NULL;
xlator_t *subvol = NULL;
xlator_t *avail_subvol = NULL;
@@ -312,7 +312,7 @@ nufa_create (call_frame_t *frame, xlator_t *this,
VALIDATE_OR_GOTO (this, err);
VALIDATE_OR_GOTO (loc, err);
- conf = this->private;
+ conf = this->private;
dht_get_du_info (frame, this, loc);
@@ -333,13 +333,13 @@ nufa_create (call_frame_t *frame, xlator_t *this,
goto err;
}
- avail_subvol = conf->local_volume;
- if (dht_is_subvol_filled (this, conf->local_volume)) {
- avail_subvol =
- dht_free_disk_available_subvol (this,
- conf->local_volume);
+ avail_subvol = conf->private;
+ if (dht_is_subvol_filled (this, (xlator_t *)conf->private)) {
+ avail_subvol =
+ dht_free_disk_available_subvol (this,
+ (xlator_t *)conf->private);
}
-
+
if (subvol != avail_subvol) {
/* create a link file instead of actual file */
ret = loc_copy (&local->loc, loc);
@@ -349,13 +349,13 @@ nufa_create (call_frame_t *frame, xlator_t *this,
op_errno = ENOMEM;
goto err;
}
-
+
local->fd = fd_ref (fd);
local->mode = mode;
local->flags = flags;
local->cached_subvol = avail_subvol;
- dht_linkfile_create (frame,
+ dht_linkfile_create (frame,
nufa_create_linkfile_create_cbk,
avail_subvol, subvol, loc);
return 0;
@@ -363,11 +363,11 @@ nufa_create (call_frame_t *frame, xlator_t *this,
gf_log (this->name, GF_LOG_TRACE,
"creating %s on %s", loc->path, subvol->name);
-
+
STACK_WIND (frame, dht_create_cbk,
subvol, subvol->fops->create,
loc, flags, mode, fd);
-
+
return 0;
err:
@@ -384,26 +384,26 @@ nufa_mknod_linkfile_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
struct stat *stbuf, struct stat *preparent,
struct stat *postparent)
{
- dht_local_t *local = NULL;
- call_frame_t *prev = NULL;
+ dht_local_t *local = NULL;
+ call_frame_t *prev = NULL;
dht_conf_t *conf = NULL;
-
- local = frame->local;
- prev = cookie;
- conf = this->private;
-
- if (op_ret >= 0) {
- STACK_WIND (frame, dht_newfile_cbk,
- local->cached_subvol,
- local->cached_subvol->fops->mknod,
- &local->loc, local->mode, local->rdev);
-
- return 0;
- }
-
- DHT_STACK_UNWIND (link, frame, op_ret, op_errno,
+
+ local = frame->local;
+ prev = cookie;
+ conf = this->private;
+
+ if (op_ret >= 0) {
+ STACK_WIND (frame, dht_newfile_cbk,
+ local->cached_subvol,
+ local->cached_subvol->fops->mknod,
+ &local->loc, local->mode, local->rdev);
+
+ return 0;
+ }
+
+ DHT_STACK_UNWIND (link, frame, op_ret, op_errno,
inode, stbuf, preparent, postparent);
- return 0;
+ return 0;
}
@@ -411,7 +411,7 @@ int
nufa_mknod (call_frame_t *frame, xlator_t *this,
loc_t *loc, mode_t mode, dev_t rdev)
{
- dht_local_t *local = NULL;
+ dht_local_t *local = NULL;
dht_conf_t *conf = NULL;
xlator_t *subvol = NULL;
xlator_t *avail_subvol = NULL;
@@ -422,7 +422,7 @@ nufa_mknod (call_frame_t *frame, xlator_t *this,
VALIDATE_OR_GOTO (this, err);
VALIDATE_OR_GOTO (loc, err);
- conf = this->private;
+ conf = this->private;
dht_get_du_info (frame, this, loc);
@@ -444,31 +444,31 @@ nufa_mknod (call_frame_t *frame, xlator_t *this,
}
/* Consider the disksize in consideration */
- avail_subvol = conf->local_volume;
- if (dht_is_subvol_filled (this, conf->local_volume)) {
- avail_subvol =
- dht_free_disk_available_subvol (this,
- conf->local_volume);
+ avail_subvol = conf->private;
+ if (dht_is_subvol_filled (this, (xlator_t *)conf->private)) {
+ avail_subvol =
+ dht_free_disk_available_subvol (this,
+ (xlator_t *)conf->private);
}
- if (avail_subvol != subvol) {
- /* Create linkfile first */
- ret = loc_copy (&local->loc, loc);
- if (ret == -1) {
- gf_log (this->name, GF_LOG_ERROR,
- "Out of memory");
- op_errno = ENOMEM;
- goto err;
- }
-
+ if (avail_subvol != subvol) {
+ /* Create linkfile first */
+ ret = loc_copy (&local->loc, loc);
+ if (ret == -1) {
+ gf_log (this->name, GF_LOG_ERROR,
+ "Out of memory");
+ op_errno = ENOMEM;
+ goto err;
+ }
+
local->mode = mode;
- local->rdev = rdev;
- local->cached_subvol = avail_subvol;
+ local->rdev = rdev;
+ local->cached_subvol = avail_subvol;
- dht_linkfile_create (frame, nufa_mknod_linkfile_cbk,
+ dht_linkfile_create (frame, nufa_mknod_linkfile_cbk,
avail_subvol, subvol, loc);
- return 0;
- }
+ return 0;
+ }
gf_log (this->name, GF_LOG_TRACE,
"creating %s on %s", loc->path, subvol->name);
@@ -547,7 +547,7 @@ init (xlator_t *this)
"NUFA needs more than one subvolume");
return -1;
}
-
+
if (!this->parents) {
gf_log (this->name, GF_LOG_WARNING,
"dangling volume. check volfile");
@@ -565,7 +565,7 @@ init (xlator_t *this)
if (dict_get_str (this->options, "lookup-unhashed",
&temp_str) == 0) {
gf_string2boolean (temp_str,
- &conf->search_unhashed);
+ &conf->search_unhashed);
}
ret = dht_init_subvolumes (this, conf);
@@ -579,6 +579,7 @@ init (xlator_t *this)
}
LOCK_INIT (&conf->subvolume_lock);
+ LOCK_INIT (&conf->layout_lock);
conf->gen = 1;
@@ -606,7 +607,7 @@ init (xlator_t *this)
}
if (!trav) {
- gf_log (this->name, GF_LOG_ERROR,
+ gf_log (this->name, GF_LOG_ERROR,
"Could not find subvolume named '%s'. "
"Please define volume with the name as the hostname "
"or override it with 'option local-volume-name'",
@@ -614,7 +615,7 @@ init (xlator_t *this)
goto err;
}
/* The volume specified exists */
- conf->local_volume = trav->xlator;
+ conf->private = trav->xlator;
conf->min_free_disk = 10;
conf->disk_unit = 'p';
@@ -700,6 +701,7 @@ struct xlator_fops fops = {
.lk = dht_lk,
.opendir = dht_opendir,
.readdir = dht_readdir,
+ .readdirp = dht_readdirp,
.fsyncdir = dht_fsyncdir,
.symlink = dht_symlink,
.unlink = dht_unlink,
@@ -727,18 +729,16 @@ struct xlator_mops mops = {
struct xlator_cbks cbks = {
-// .release = dht_release,
-// .releasedir = dht_releasedir,
.forget = dht_forget
};
struct volume_options options[] = {
- { .key = {"local-volume-name"},
- .type = GF_OPTION_TYPE_XLATOR
+ { .key = {"local-volume-name"},
+ .type = GF_OPTION_TYPE_XLATOR
},
- { .key = {"lookup-unhashed"},
- .type = GF_OPTION_TYPE_BOOL
+ { .key = {"lookup-unhashed"},
+ .type = GF_OPTION_TYPE_BOOL
},
{ .key = {"min-free-disk"},
.type = GF_OPTION_TYPE_PERCENT_OR_SIZET,
generated by cgit (git 2.34.1) at 2024-11-14 01:31:11 +0000