static
int xattr_type_filter(struct ll_sb_info *sbi, int xattr_type)
{
- if (((xattr_type == XATTR_ACL_ACCESS_T) ||
- (xattr_type == XATTR_ACL_DEFAULT_T)) &&
- (!(sbi->ll_flags & LL_SBI_ACL) ||
- (sbi->ll_flags & LL_SBI_RMT_CLIENT)))
+ if ((xattr_type == XATTR_ACL_ACCESS_T ||
+ xattr_type == XATTR_ACL_DEFAULT_T) &&
+ !(sbi->ll_flags & LL_SBI_ACL))
return -EOPNOTSUPP;
if (xattr_type == XATTR_USER_T && !(sbi->ll_flags & LL_SBI_USER_XATTR))
struct ptlrpc_request *req;
int xattr_type, rc;
struct obd_capa *oc;
+ posix_acl_xattr_header *new_value = NULL;
+ struct rmtacl_ctl_entry *rce = NULL;
+ ext_acl_xattr_header *acl = NULL;
+ const char *pv = value;
ENTRY;
xattr_type = get_xattr_type(name);
(xattr_type == XATTR_LUSTRE_T && strcmp(name, "lustre.lov") == 0))
RETURN(0);
+#ifdef CONFIG_FS_POSIX_ACL
+ if (sbi->ll_flags & LL_SBI_RMT_CLIENT &&
+ (xattr_type == XATTR_ACL_ACCESS_T ||
+ xattr_type == XATTR_ACL_DEFAULT_T)) {
+ rce = rct_search(&sbi->ll_rct, cfs_curproc_pid());
+ if (rce == NULL ||
+ (rce->rce_ops != RMT_LSETFACL &&
+ rce->rce_ops != RMT_RSETFACL))
+ RETURN(-EOPNOTSUPP);
+
+ if (rce->rce_ops == RMT_LSETFACL) {
+ struct eacl_entry *ee;
+
+ ee = et_search_del(&sbi->ll_et, cfs_curproc_pid(),
+ ll_inode2fid(inode), xattr_type);
+ LASSERT(ee != NULL);
+ if (valid & OBD_MD_FLXATTR) {
+ acl = lustre_acl_xattr_merge2ext(
+ (posix_acl_xattr_header *)value,
+ size, ee->ee_acl);
+ if (IS_ERR(acl)) {
+ ee_free(ee);
+ RETURN(PTR_ERR(acl));
+ }
+ size = CFS_ACL_XATTR_SIZE(\
+ le32_to_cpu(acl->a_count), \
+ ext_acl_xattr);
+ pv = (const char *)acl;
+ }
+ ee_free(ee);
+ } else if (rce->rce_ops == RMT_RSETFACL) {
+ size = lustre_posix_acl_xattr_filter(
+ (posix_acl_xattr_header *)value,
+ size, &new_value);
+ if (unlikely(size < 0))
+ RETURN(size);
+
+ pv = (const char *)new_value;
+ } else
+ RETURN(-EOPNOTSUPP);
+
+ valid |= rce_ops2valid(rce->rce_ops);
+ }
+#endif
oc = ll_mdscapa_get(inode);
- rc = md_setxattr(sbi->ll_md_exp, ll_inode2fid(inode), oc, valid, name,
- value, size, 0, flags, &req);
+ rc = md_setxattr(sbi->ll_md_exp, ll_inode2fid(inode), oc,
+ valid, name, pv, size, 0, flags, ll_i2suppgid(inode),
+ &req);
capa_put(oc);
+#ifdef CONFIG_FS_POSIX_ACL
+ if (new_value != NULL)
+ lustre_posix_acl_xattr_free(new_value, size);
+ if (acl != NULL)
+ lustre_ext_acl_xattr_free(acl);
+#endif
if (rc) {
if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) {
LCONSOLE_INFO("Disabling user_xattr feature because "
int xattr_type, rc;
void *xdata;
struct obd_capa *oc;
+ struct rmtacl_ctl_entry *rce = NULL;
ENTRY;
CDEBUG(D_VFSTRACE, "VFS Op:inode=%lu/%u(%p)\n",
if (rc)
RETURN(rc);
+#ifdef CONFIG_FS_POSIX_ACL
+ if (sbi->ll_flags & LL_SBI_RMT_CLIENT &&
+ (xattr_type == XATTR_ACL_ACCESS_T ||
+ xattr_type == XATTR_ACL_DEFAULT_T)) {
+ rce = rct_search(&sbi->ll_rct, cfs_curproc_pid());
+ if (rce == NULL ||
+ (rce->rce_ops != RMT_LSETFACL &&
+ rce->rce_ops != RMT_LGETFACL &&
+ rce->rce_ops != RMT_RSETFACL &&
+ rce->rce_ops != RMT_RGETFACL))
+ RETURN(-EOPNOTSUPP);
+ }
+#endif
+
/* posix acl is under protection of LOOKUP lock. when calling to this,
* we just have path resolution to the target inode, so we have great
* chance that cached ACL is uptodate.
*/
#ifdef CONFIG_FS_POSIX_ACL
- if (xattr_type == XATTR_ACL_ACCESS_T) {
+ if (xattr_type == XATTR_ACL_ACCESS_T &&
+ !(sbi->ll_flags & LL_SBI_RMT_CLIENT)) {
struct ll_inode_info *lli = ll_i2info(inode);
struct posix_acl *acl;
do_getxattr:
oc = ll_mdscapa_get(inode);
- rc = md_getxattr(sbi->ll_md_exp, ll_inode2fid(inode), oc, valid, name,
- NULL, 0, size, 0, &req);
+ rc = md_getxattr(sbi->ll_md_exp, ll_inode2fid(inode), oc,
+ valid | (rce ? rce_ops2valid(rce->rce_ops) : 0),
+ name, NULL, 0, size, 0, &req);
capa_put(oc);
if (rc) {
if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) {
RETURN(rc);
}
- body = lustre_msg_buf(req->rq_repmsg, REPLY_REC_OFF, sizeof(*body));
+ body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
LASSERT(body);
- LASSERT_REPSWABBED(req, REPLY_REC_OFF);
/* only detect the xattr size */
if (size == 0)
GOTO(out, rc = -ERANGE);
}
- if (lustre_msg_bufcount(req->rq_repmsg) < 3) {
- CERROR("reply bufcount %u\n",
- lustre_msg_bufcount(req->rq_repmsg));
- GOTO(out, rc = -EFAULT);
- }
-
/* do not need swab xattr data */
- LASSERT_REPSWAB(req, REPLY_REC_OFF + 1);
- xdata = lustre_msg_buf(req->rq_repmsg, REPLY_REC_OFF + 1,
- body->eadatasize);
- if (!xdata) {
- CERROR("can't extract: %u : %u\n", body->eadatasize,
- lustre_msg_buflen(req->rq_repmsg, REPLY_REC_OFF + 1));
+ xdata = req_capsule_server_sized_get(&req->rq_pill, &RMF_EADATA,
+ body->eadatasize);
+ if (!xdata)
GOTO(out, rc = -EFAULT);
+
+#ifdef CONFIG_FS_POSIX_ACL
+ if (body->eadatasize >= 0 && rce && rce->rce_ops == RMT_LSETFACL) {
+ ext_acl_xattr_header *acl;
+
+ acl = lustre_posix_acl_xattr_2ext((posix_acl_xattr_header *)xdata,
+ body->eadatasize);
+ if (IS_ERR(acl))
+ GOTO(out, rc = PTR_ERR(acl));
+
+ rc = ee_add(&sbi->ll_et, cfs_curproc_pid(), ll_inode2fid(inode),
+ xattr_type, acl);
+ if (unlikely(rc < 0)) {
+ lustre_ext_acl_xattr_free(acl);
+ GOTO(out, rc);
+ }
}
+ if (xattr_type == XATTR_ACL_ACCESS_T && !body->eadatasize)
+ GOTO(out, rc = -ENODATA);
+#endif
LASSERT(buffer);
memcpy(buffer, xdata, body->eadatasize);
rc = body->eadatasize;
+ EXIT;
out:
ptlrpc_req_finished(req);
- RETURN(rc);
+ return rc;
}
ssize_t ll_getxattr(struct dentry *dentry, const char *name,