diff options
Diffstat (limited to 'xlators/features/snapview-client/src/snapview-client.c')
| -rw-r--r-- | xlators/features/snapview-client/src/snapview-client.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/xlators/features/snapview-client/src/snapview-client.c b/xlators/features/snapview-client/src/snapview-client.c index 8351922af24..2f304aa7d3f 100644 --- a/xlators/features/snapview-client/src/snapview-client.c +++ b/xlators/features/snapview-client/src/snapview-client.c @@ -498,6 +498,64 @@ out: return 0; } +int32_t +svc_statfs (call_frame_t *frame, xlator_t *this, loc_t *loc, + dict_t *xdata) +{ + xlator_t *subvolume = NULL; + int32_t ret = -1; + int inode_type = -1; + int32_t op_ret = -1; + int32_t op_errno = EINVAL; + gf_boolean_t wind = _gf_false; + svc_private_t *priv = NULL; + const char *path = NULL; + int path_len = -1; + int snap_len = -1; + loc_t root_loc = {0,}; + loc_t *temp_loc = NULL; + + GF_VALIDATE_OR_GOTO ("svc", this, out); + GF_VALIDATE_OR_GOTO (this->name, frame, out); + GF_VALIDATE_OR_GOTO (this->name, loc, out); + GF_VALIDATE_OR_GOTO (this->name, loc->inode, out); + + priv = this->private; + SVC_GET_SUBVOL_FROM_CTX (this, op_ret, op_errno, inode_type, ret, + loc->inode, subvolume, out); + path_len = strlen (loc->path); + snap_len = strlen (priv->path); + temp_loc = loc; + + if (path_len >= snap_len && inode_type == VIRTUAL_INODE) { + path = &loc->path[path_len - snap_len]; + if (!strcmp (path, priv->path)) { + /* + * statfs call for virtual snap directory. + * Sent the fops to parent volume by removing + * virtual directory from path + */ + subvolume = FIRST_CHILD (this); + root_loc.path = "/"; + gf_uuid_clear(root_loc.gfid); + root_loc.gfid[15] = 1; + root_loc.inode = loc->inode->table->root; + root_loc.inode->ia_type = IA_IFDIR; + temp_loc = &root_loc; + } + } + + STACK_WIND_TAIL (frame, subvolume, subvolume->fops->statfs, + temp_loc, xdata); + + wind = _gf_true; +out: + if (!wind) + SVC_STACK_UNWIND (statfs, frame, op_ret, op_errno, + NULL, NULL); + return 0; +} + /* should all the fops be handled like lookup is supposed to be handled? i.e just based on inode type decide where the call should be sent and in the call back update the contexts. @@ -2303,6 +2361,7 @@ struct xlator_fops fops = { .opendir = svc_opendir, .stat = svc_stat, .fstat = svc_fstat, + .statfs = svc_statfs, .rmdir = svc_rmdir, .rename = svc_rename, .mkdir = svc_mkdir, |