From 07f12e2830ab705828742ebeca7448462762c2b0 Mon Sep 17 00:00:00 2001 From: Mohammed Rafi KC Date: Thu, 23 Apr 2015 22:57:39 +0530 Subject: 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 Reviewed-on: http://review.gluster.org/10356 Tested-by: Gluster Build System Reviewed-by: Niels de Vos Reviewed-by: Rajesh Joseph --- api/src/gfapi.aliases | 1 + api/src/gfapi.map | 1 + api/src/glfs-handleops.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++++ api/src/glfs-handles.h | 4 ++++ 4 files changed, 57 insertions(+) (limited to 'api') 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); -- cgit