* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see [sun.com URL with a
- * copy of GPLv2].
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
#include <obd_support.h>
#include <lustre_lite.h>
#include <lustre_dlm.h>
-#include <lustre_ver.h>
-//#include <lustre_mdc.h>
-#include <linux/lustre_acl.h>
+#include <linux/lustre_version.h>
+
+#ifndef POSIX_ACL_XATTR_ACCESS
+#ifndef XATTR_NAME_ACL_ACCESS
+#define XATTR_NAME_ACL_ACCESS "system.posix_acl_access"
+#endif
+#define POSIX_ACL_XATTR_ACCESS XATTR_NAME_ACL_ACCESS
+#endif
+#ifndef POSIX_ACL_XATTR_DEFAULT
+#ifndef XATTR_NAME_ACL_DEFAULT
+#define XATTR_NAME_ACL_DEFAULT "system.posix_acl_default"
+#endif
+#define POSIX_ACL_XATTR_DEFAULT XATTR_NAME_ACL_DEFAULT
+#endif
#include "llite_internal.h"
{
if ((xattr_type == XATTR_ACL_ACCESS_T ||
xattr_type == XATTR_ACL_DEFAULT_T) &&
- !(sbi->ll_flags & LL_SBI_ACL))
+ !(sbi->ll_flags & LL_SBI_ACL))
return -EOPNOTSUPP;
if (xattr_type == XATTR_USER_T && !(sbi->ll_flags & LL_SBI_USER_XATTR))
return -EOPNOTSUPP;
- if (xattr_type == XATTR_TRUSTED_T && !capable(CAP_SYS_ADMIN))
+ if (xattr_type == XATTR_TRUSTED_T && !cfs_capable(CFS_CAP_SYS_ADMIN))
return -EPERM;
if (xattr_type == XATTR_OTHER_T)
return -EOPNOTSUPP;
{
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct ptlrpc_request *req;
+ struct ll_fid fid;
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);
rc = xattr_type_filter(sbi, xattr_type);
if (rc)
(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, 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
+ /* b15587: ignore security.capability xattr for now */
+ if ((xattr_type == XATTR_SECURITY_T &&
+ strcmp(name, "security.capability") == 0))
+ RETURN(0);
+
+ ll_inode2fid(&fid, inode);
+ rc = mdc_setxattr(sbi->ll_mdc_exp, &fid, valid,
+ name, value, size, 0, flags, &req);
if (rc) {
if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) {
LCONSOLE_INFO("Disabling user_xattr feature because "
- "it is not supported on the server\n");
+ "it is not supported on the server\n");
sbi->ll_flags &= ~LL_SBI_USER_XATTR;
}
RETURN(rc);
ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_SETXATTR, 1);
- if ((strncmp(name, XATTR_TRUSTED_PREFIX,
- sizeof(XATTR_TRUSTED_PREFIX) - 1) == 0 &&
+ if ((strncmp(name, XATTR_TRUSTED_PREFIX,
+ sizeof(XATTR_TRUSTED_PREFIX) - 1) == 0 &&
strcmp(name + sizeof(XATTR_TRUSTED_PREFIX) - 1, "lov") == 0) ||
- (strncmp(name, XATTR_LUSTRE_PREFIX,
- sizeof(XATTR_LUSTRE_PREFIX) - 1) == 0 &&
+ (strncmp(name, XATTR_LUSTRE_PREFIX,
+ sizeof(XATTR_LUSTRE_PREFIX) - 1) == 0 &&
strcmp(name + sizeof(XATTR_LUSTRE_PREFIX) - 1, "lov") == 0)) {
struct lov_user_md *lump = (struct lov_user_md *)value;
int rc = 0;
- if (S_ISREG(inode->i_mode)) {
+ /* Attributes that are saved via getxattr will always have
+ * the stripe_offset as 0. Instead, the MDS should be
+ * allowed to pick the starting OST index. b=17846 */
+ if (lump != NULL && lump->lmm_stripe_offset == 0)
+ lump->lmm_stripe_offset = -1;
+
+ if (lump != NULL && S_ISREG(inode->i_mode)) {
struct file f;
int flags = FMODE_WRITE;
-
+
f.f_dentry = dentry;
- rc = ll_lov_setstripe_ea_info(inode, &f, flags,
- lump, sizeof(*lump));
+ ll_lov_setstripe_ea_info(inode, &f, flags, lump, size);
/* b10667: rc always be 0 here for now */
- rc = 0;
} else if (S_ISDIR(inode->i_mode)) {
rc = ll_dir_setstripe(inode, lump, 0);
}
-
+
return rc;
- }
+ } else if (strcmp(name, "trusted.lma") == 0 &&
+ !OBD_FAIL_CHECK(OBD_FAIL_MDS_ALLOW_COMMON_EA_SETTING))
+ return 0;
+
return ll_setxattr_common(inode, name, value, size, flags,
OBD_MD_FLXATTR);
{
struct ll_sb_info *sbi = ll_i2sbi(inode);
struct ptlrpc_request *req = NULL;
- struct mdt_body *body;
- int xattr_type, rc;
+ struct mds_body *body;
+ struct ll_fid fid;
void *xdata;
- struct obd_capa *oc;
- struct rmtacl_ctl_entry *rce = NULL;
+ int xattr_type, rc;
ENTRY;
CDEBUG(D_VFSTRACE, "VFS Op:inode=%lu/%u(%p)\n",
inode->i_ino, inode->i_generation, inode);
+
/* listxattr have slightly different behavior from of ext3:
* without 'user_xattr' ext3 will list all xattr names but
* filtered out "^user..*"; we list them all for simplicity.
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
+ /* b15587: ignore security.capability xattr for now */
+ if ((xattr_type == XATTR_SECURITY_T &&
+ strcmp(name, "security.capability") == 0))
+ RETURN(-ENODATA);
/* 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 &&
- !(sbi->ll_flags & LL_SBI_RMT_CLIENT)) {
+ if (xattr_type == XATTR_ACL_ACCESS_T) {
struct ll_inode_info *lli = ll_i2info(inode);
struct posix_acl *acl;
#endif
do_getxattr:
- oc = ll_mdscapa_get(inode);
- 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);
+ ll_inode2fid(&fid, inode);
+ rc = mdc_getxattr(sbi->ll_mdc_exp, &fid, valid, name, NULL, 0, size,
+ &req);
if (rc) {
if (rc == -EOPNOTSUPP && xattr_type == XATTR_USER_T) {
LCONSOLE_INFO("Disabling user_xattr feature because "
- "it is not supported on the server\n");
+ "it is not supported on the server\n");
sbi->ll_flags &= ~LL_SBI_USER_XATTR;
}
RETURN(rc);
}
- body = req_capsule_server_get(&req->rq_pill, &RMF_MDT_BODY);
+ body = lustre_msg_buf(req->rq_repmsg, REPLY_REC_OFF, sizeof(*body));
LASSERT(body);
+ LASSERT(lustre_rep_swabbed(req, REPLY_REC_OFF));
/* only detect the xattr size */
if (size == 0)
GOTO(out, rc = -ERANGE);
}
- /* do not need swab xattr data */
- xdata = req_capsule_server_sized_get(&req->rq_pill, &RMF_EADATA,
- body->eadatasize);
- if (!xdata)
+ if (lustre_msg_bufcount(req->rq_repmsg) < 3) {
+ CERROR("reply bufcount %u\n",
+ lustre_msg_bufcount(req->rq_repmsg));
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);
- }
+ /* do not need swab xattr data */
+ lustre_set_rep_swabbed(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));
+ GOTO(out, rc = -EFAULT);
}
- 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,
ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_GETXATTR, 1);
- if ((strncmp(name, XATTR_TRUSTED_PREFIX,
- sizeof(XATTR_TRUSTED_PREFIX) - 1) == 0 &&
+ if ((strncmp(name, XATTR_TRUSTED_PREFIX,
+ sizeof(XATTR_TRUSTED_PREFIX) - 1) == 0 &&
strcmp(name + sizeof(XATTR_TRUSTED_PREFIX) - 1, "lov") == 0) ||
- (strncmp(name, XATTR_LUSTRE_PREFIX,
- sizeof(XATTR_LUSTRE_PREFIX) - 1) == 0 &&
+ (strncmp(name, XATTR_LUSTRE_PREFIX,
+ sizeof(XATTR_LUSTRE_PREFIX) - 1) == 0 &&
strcmp(name + sizeof(XATTR_LUSTRE_PREFIX) - 1, "lov") == 0)) {
struct lov_user_md *lump;
struct lov_mds_md *lmm = NULL;
struct ptlrpc_request *request = NULL;
- int rc = 0, lmmsize;
+ int rc = 0, lmmsize = 0;
if (S_ISREG(inode->i_mode)) {
- rc = ll_lov_getstripe_ea_info(dentry->d_parent->d_inode,
- dentry->d_name.name, &lmm,
+ rc = ll_lov_getstripe_ea_info(dentry->d_parent->d_inode,
+ dentry->d_name.name, &lmm,
&lmmsize, &request);
} else if (S_ISDIR(inode->i_mode)) {
rc = ll_dir_getstripe(inode, &lmm, &lmmsize, &request);
+ } else {
+ rc = -ENODATA;
}
if (rc < 0)
GOTO(out, rc = lmmsize);
if (size < lmmsize) {
- CERROR("server bug: replied size %u > %u\n",
- lmmsize, (int)size);
+ CERROR("server bug: replied size %d > %d for %s (%s)\n",
+ lmmsize, (int)size, dentry->d_name.name, name);
GOTO(out, rc = -ERANGE);
}
ll_stats_ops_tally(ll_i2sbi(inode), LPROC_LL_LISTXATTR, 1);
rc = ll_getxattr_common(inode, NULL, buffer, size, OBD_MD_FLXATTRLS);
+ if (rc < 0)
+ GOTO(out, rc);
if (S_ISREG(inode->i_mode)) {
struct ll_inode_info *lli = ll_i2info(inode);
struct lov_stripe_md *lsm = NULL;
lsm = lli->lli_smd;
if (lsm == NULL)
- rc2 = -1;
+ rc2 = -1;
} else if (S_ISDIR(inode->i_mode)) {
rc2 = ll_dir_getstripe(inode, &lmm, &lmmsize, &request);
}
if (rc2 < 0) {
GOTO(out, rc2 = 0);
- } else {
+ } else if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode)) {
const int prefix_len = sizeof(XATTR_LUSTRE_PREFIX) - 1;
const size_t name_len = sizeof("lov") - 1;
const size_t total_len = prefix_len + name_len + 1;
out:
ptlrpc_req_finished(request);
rc = rc + rc2;
-
+
return rc;
}
-