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authorMohammed Rafi KC <rkavunga@redhat.com>2015-04-23 22:57:39 +0530
committerNiels de Vos <ndevos@redhat.com>2015-05-05 11:02:33 -0700
commit07f12e2830ab705828742ebeca7448462762c2b0 (patch)
treed452ed886dfd55273e37fc29482813c902fdc331
parentf037d58f2f103f8b80f3827e049876607e764538 (diff)
api/libgfapi: Add support for statfs handle
snapd feature require statfs fops and thereby handle of statfs Change-Id: I037ee846aee3971826a73c592e15f1be27796c64 BUG: 1176837 Signed-off-by: Mohammed Rafi KC <rkavunga@redhat.com> Reviewed-on: http://review.gluster.org/10356 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Niels de Vos <ndevos@redhat.com> Reviewed-by: Rajesh Joseph <rjoseph@redhat.com>
-rw-r--r--api/src/gfapi.aliases1
-rw-r--r--api/src/gfapi.map1
-rw-r--r--api/src/glfs-handleops.c51
-rw-r--r--api/src/glfs-handles.h4
4 files changed, 57 insertions, 0 deletions
diff --git a/api/src/gfapi.aliases b/api/src/gfapi.aliases
index 8c60373fd4b..6d48ecdf2c9 100644
--- a/api/src/gfapi.aliases
+++ b/api/src/gfapi.aliases
@@ -129,6 +129,7 @@ _pub_glfs_ipc _glfs_ipc$GFAPI_3.7.0
_pub_glfs_h_poll_upcall _glfs_h_poll_upcall$GFAPI_3.7.0
_pub_glfs_h_acl_set _glfs_h_acl_set$GFAPI_3.7.0
_pub_glfs_h_acl_get _glfs_h_acl_get$GFAPI_3.7.0
+_pub_glfs_h_statfs _glfs_h_statfs$GFAPI_3.7.0
_priv_glfs_free_from_ctx _glfs_free_from_ctx$GFAPI_PRIVATE_3.7.0
_priv_glfs_new_from_ctx _glfs_new_from_ctx$GFAPI_PRIVATE_3.7.0
diff --git a/api/src/gfapi.map b/api/src/gfapi.map
index ebb2f85e68b..24209d666dc 100644
--- a/api/src/gfapi.map
+++ b/api/src/gfapi.map
@@ -151,6 +151,7 @@ GFAPI_3.7.0 {
glfs_h_poll_upcall;
glfs_h_acl_set;
glfs_h_acl_get;
+ glfs_h_statfs;
} GFAPI_3.6.0;
GFAPI_PRIVATE_3.7.0 {
diff --git a/api/src/glfs-handleops.c b/api/src/glfs-handleops.c
index 13b47a1b74d..4a544f7c905 100644
--- a/api/src/glfs-handleops.c
+++ b/api/src/glfs-handleops.c
@@ -121,6 +121,57 @@ out:
GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_h_lookupat, 3.4.2);
+int
+pub_glfs_h_statfs (struct glfs *fs, struct glfs_object *object,
+ struct statvfs *statvfs)
+{
+ int ret = -1;
+ xlator_t *subvol = NULL;
+ inode_t *inode = NULL;
+ loc_t loc = {0, };
+
+ /* validate in args */
+ if ((fs == NULL) || (object == NULL || statvfs == NULL)) {
+ errno = EINVAL;
+ return -1;
+ }
+
+ __glfs_entry_fs (fs);
+
+ /* get the active volume */
+ subvol = glfs_active_subvol (fs);
+ if (!subvol) {
+ ret = -1;
+ errno = EIO;
+ goto out;
+ }
+
+ /* get/refresh the in arg objects inode in correlation to the xlator */
+ inode = glfs_resolve_inode (fs, subvol, object);
+ if (!inode) {
+ errno = ESTALE;
+ goto out;
+ }
+
+ /* populate loc */
+ GLFS_LOC_FILL_INODE (inode, loc, out);
+
+ /* fop/op */
+ ret = syncop_statfs (subvol, &loc, statvfs, NULL, NULL);
+ DECODE_SYNCOP_ERR (ret);
+
+ loc_wipe (&loc);
+
+out:
+ if (inode)
+ inode_unref (inode);
+
+ glfs_subvol_done (fs, subvol);
+
+ return ret;
+}
+
+GFAPI_SYMVER_PUBLIC_DEFAULT(glfs_h_statfs, 3.7.0);
int
pub_glfs_h_stat (struct glfs *fs, struct glfs_object *object, struct stat *stat)
diff --git a/api/src/glfs-handles.h b/api/src/glfs-handles.h
index b5813b23448..28e9e79b9a3 100644
--- a/api/src/glfs-handles.h
+++ b/api/src/glfs-handles.h
@@ -198,6 +198,10 @@ int glfs_h_stat(struct glfs *fs, struct glfs_object *object,
struct stat *stat) __THROW
GFAPI_PUBLIC(glfs_h_stat, 3.4.0);
+int glfs_h_statfs(struct glfs *fs, struct glfs_object *object,
+ struct statvfs *stat) __THROW
+ GFAPI_PUBLIC(glfs_h_statfs, 3.7.0);
+
int glfs_h_getattrs (struct glfs *fs, struct glfs_object *object,
struct stat *stat) __THROW
GFAPI_PUBLIC(glfs_h_getattrs, 3.4.0);