* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#ifndef EXPORT_SYMTAB
+# define EXPORT_SYMTAB
+#endif
#define DEBUG_SUBSYSTEM S_MDS
#ifndef __KERNEL__
# include <fcntl.h>
#endif
#endif
-void mdc_readdir_pack(struct ptlrpc_request *req, __u64 offset, __u32 size,
- struct ll_fid *mdc_fid)
+void mdc_readdir_pack(struct ptlrpc_request *req, int req_offset,
+ __u64 offset, __u32 size, struct lustre_id *mdc_id)
{
struct mds_body *b;
- b = lustre_msg_buf(req->rq_reqmsg, 0, sizeof (*b));
- b->fsuid = current->fsuid;
- b->fsgid = current->fsgid;
- b->capability = current->cap_effective;
- b->fid1 = *mdc_fid;
+ b = lustre_msg_buf(req->rq_reqmsg, req_offset, sizeof (*b));
+ b->id1 = *mdc_id;
b->size = offset; /* !! */
- b->suppgid = -1;
b->nlink = size; /* !! */
}
-static void mdc_pack_body(struct mds_body *b)
-{
- LASSERT (b != NULL);
-
- b->fsuid = current->fsuid;
- b->fsgid = current->fsgid;
- b->capability = current->cap_effective;
-}
-
-void mdc_pack_req_body(struct ptlrpc_request *req)
-{
- struct mds_body *b = lustre_msg_buf(req->rq_reqmsg, 0, sizeof (*b));
- mdc_pack_body(b);
-}
-
-/* packing of MDS records */
-void mdc_create_pack(struct ptlrpc_request *req, int offset,
- struct mdc_op_data *op_data, __u32 mode, __u64 rdev,
- const void *data, int datalen)
-{
- struct mds_rec_create *rec;
- char *tmp;
- rec = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*rec));
-
- rec->cr_opcode = REINT_CREATE;
- rec->cr_fsuid = current->fsuid;
- rec->cr_fsgid = current->fsgid;
- rec->cr_cap = current->cap_effective;
- rec->cr_fid = op_data->fid1;
- memset(&rec->cr_replayfid, 0, sizeof(rec->cr_replayfid));
- rec->cr_mode = mode;
- rec->cr_rdev = rdev;
- rec->cr_time = op_data->mod_time;
- rec->cr_suppgid = op_data->ctxt.gid1;
-
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1, op_data->namelen + 1);
- LOGL0(op_data->name, op_data->namelen, tmp);
-
- if (data) {
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 2, datalen);
- memcpy (tmp, data, datalen);
- }
-}
-
static __u32 mds_pack_open_flags(__u32 flags)
{
return
}
/* packing of MDS records */
-void mdc_open_pack(struct ptlrpc_request *req, int offset,
- struct mdc_op_data *op_data, __u32 mode, __u64 rdev,
- __u32 flags, const void *lmm, int lmmlen)
+void mdc_open_pack(struct lustre_msg *msg, int offset,
+ struct mdc_op_data *op_data, __u32 mode,
+ __u64 rdev, __u32 flags, const void *lmm,
+ int lmmlen)
{
struct mds_rec_create *rec;
char *tmp;
- rec = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*rec));
+
+ rec = lustre_msg_buf(msg, offset, sizeof (*rec));
/* XXX do something about time, uid, gid */
rec->cr_opcode = REINT_OPEN;
- rec->cr_fsuid = current->fsuid;
- rec->cr_fsgid = current->fsgid;
- rec->cr_cap = current->cap_effective;
if (op_data != NULL)
- rec->cr_fid = op_data->fid1;
- memset(&rec->cr_replayfid, 0, sizeof(rec->cr_replayfid));
- rec->cr_mode = mode;
+ rec->cr_id = op_data->id1;
+ memset(&rec->cr_replayid, 0, sizeof(rec->cr_replayid));
rec->cr_flags = mds_pack_open_flags(flags);
- rec->cr_rdev = rdev;
rec->cr_time = op_data->mod_time;
- rec->cr_suppgid = op_data->ctxt.gid1;
+ rec->cr_mode = mode;
+ rec->cr_rdev = rdev;
if (op_data->name) {
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1,
+ tmp = lustre_msg_buf(msg, offset + 1,
op_data->namelen + 1);
LOGL0(op_data->name, op_data->namelen, tmp);
}
if (lmm) {
rec->cr_flags |= MDS_OPEN_HAS_EA;
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 2, lmmlen);
+ tmp = lustre_msg_buf(msg, offset + 2, lmmlen);
memcpy (tmp, lmm, lmmlen);
}
}
-void mdc_setattr_pack(struct ptlrpc_request *req, struct mdc_op_data *data,
- struct iattr *iattr, void *ea, int ealen,
- void *ea2, int ea2len)
-{
- struct mds_rec_setattr *rec = lustre_msg_buf(req->rq_reqmsg, 0,
- sizeof (*rec));
- rec->sa_opcode = REINT_SETATTR;
- rec->sa_fsuid = current->fsuid;
- rec->sa_fsgid = current->fsgid;
- rec->sa_cap = current->cap_effective;
- rec->sa_fid = data->fid1;
-
- if (iattr) {
- rec->sa_valid = iattr->ia_valid;
- rec->sa_mode = iattr->ia_mode;
- rec->sa_uid = iattr->ia_uid;
- rec->sa_gid = iattr->ia_gid;
- rec->sa_size = iattr->ia_size;
- rec->sa_atime = LTIME_S(iattr->ia_atime);
- rec->sa_mtime = LTIME_S(iattr->ia_mtime);
- rec->sa_ctime = LTIME_S(iattr->ia_ctime);
- rec->sa_attr_flags = iattr->ia_attr_flags;
- if ((iattr->ia_valid & ATTR_GID) && in_group_p(iattr->ia_gid))
- rec->sa_suppgid = iattr->ia_gid;
- else if ((iattr->ia_valid & ATTR_MODE) &&
- in_group_p(iattr->ia_gid))
- rec->sa_suppgid = data->ctxt.gid1;
- else if ((iattr->ia_valid & (ATTR_MTIME|ATTR_CTIME)) &&
- data->ctxt.gid1 != -1)
- rec->sa_suppgid = data->ctxt.gid1;
- }
-
- if (ealen == 0)
- return;
-
- memcpy(lustre_msg_buf(req->rq_reqmsg, 1, ealen), ea, ealen);
-
- if (ea2len == 0)
- return;
-
- memcpy(lustre_msg_buf(req->rq_reqmsg, 2, ea2len), ea2, ea2len);
-}
-
-void mdc_unlink_pack(struct ptlrpc_request *req, int offset,
- struct mdc_op_data *data)
+void mdc_getattr_pack(struct lustre_msg *msg, int offset,
+ __u64 valid, int flags, struct mdc_op_data *data)
{
- struct mds_rec_unlink *rec;
- char *tmp;
-
- rec = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*rec));
- LASSERT (rec != NULL);
+ struct mds_body *b;
+ b = lustre_msg_buf(msg, offset, sizeof (*b));
- rec->ul_opcode = REINT_UNLINK;
- rec->ul_fsuid = current->fsuid;
- rec->ul_fsgid = current->fsgid;
- rec->ul_cap = current->cap_effective;
- rec->ul_mode = data->create_mode;
- rec->ul_suppgid = data->ctxt.gid1;
- rec->ul_fid1 = data->fid1;
- rec->ul_fid2 = data->fid2;
- rec->ul_time = data->mod_time;
+ b->valid = valid;
+ b->flags = flags;
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1, data->namelen + 1);
- LASSERT (tmp != NULL);
- LOGL0(data->name, data->namelen, tmp);
+ b->id1 = data->id1;
+ b->id2 = data->id2;
+ if (data->name) {
+ char *tmp;
+ tmp = lustre_msg_buf(msg, offset + 1,
+ data->namelen + 1);
+ LOGL0(data->name, data->namelen, tmp);
+ }
}
-void mdc_link_pack(struct ptlrpc_request *req, int offset,
- struct mdc_op_data *data)
+void mdc_close_pack(struct ptlrpc_request *req, int offset, struct obdo *oa,
+ __u64 valid, struct obd_client_handle *och)
{
- struct mds_rec_link *rec;
- char *tmp;
+ struct mds_body *body;
- rec = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*rec));
+ body = lustre_msg_buf(req->rq_reqmsg, offset, sizeof(*body));
+ mdc_pack_id(&body->id1, oa->o_id, 0, oa->o_mode, 0, 0);
- rec->lk_opcode = REINT_LINK;
- rec->lk_fsuid = current->fsuid;
- rec->lk_fsgid = current->fsgid;
- rec->lk_cap = current->cap_effective;
- rec->lk_suppgid1 = data->ctxt.gid1;
- rec->lk_suppgid2 = data->ctxt.gid2;
- rec->lk_fid1 = data->fid1;
- rec->lk_fid2 = data->fid2;
- rec->lk_time = data->mod_time;
-
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1, data->namelen + 1);
- LOGL0(data->name, data->namelen, tmp);
+ memcpy(&body->handle, &och->och_fh, sizeof(body->handle));
+ if (oa->o_valid & OBD_MD_FLATIME) {
+ body->atime = oa->o_atime;
+ body->valid |= OBD_MD_FLATIME;
+ }
+ if (oa->o_valid & OBD_MD_FLMTIME) {
+ body->mtime = oa->o_mtime;
+ body->valid |= OBD_MD_FLMTIME;
+ }
+ if (oa->o_valid & OBD_MD_FLCTIME) {
+ body->ctime = oa->o_ctime;
+ body->valid |= OBD_MD_FLCTIME;
+ }
+ if (oa->o_valid & OBD_MD_FLSIZE) {
+ body->size = oa->o_size;
+ body->valid |= OBD_MD_FLSIZE;
+ }
+ if (oa->o_valid & OBD_MD_FLBLOCKS) {
+ body->blocks = oa->o_blocks;
+ body->valid |= OBD_MD_FLBLOCKS;
+ }
+ if (oa->o_valid & OBD_MD_FLFLAGS) {
+ body->flags = oa->o_flags;
+ body->valid |= OBD_MD_FLFLAGS;
+ }
}
-void mdc_rename_pack(struct ptlrpc_request *req, int offset,
- struct mdc_op_data *data,
- const char *old, int oldlen, const char *new, int newlen)
+/*
+ * these methods needed for saying higher levels that MDC does not pack/unpack
+ * any EAs. This is needed to have real abstraction and do not try to recognize
+ * what OBD type is to avoid calling these methods on it, as they may not be
+ * implemented.
+ *
+ * Sometimes pack/unpack calls happen to MDC too. This is for instance default
+ * striping info for directories and our goal here is to skip them with no
+ * errors or any complains.
+ */
+int mdc_packmd(struct obd_export *exp, struct lov_mds_md **lmmp,
+ struct lov_stripe_md *lsm)
{
- struct mds_rec_rename *rec;
- char *tmp;
-
- rec = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*rec));
-
- /* XXX do something about time, uid, gid */
- rec->rn_opcode = REINT_RENAME;
- rec->rn_fsuid = current->fsuid;
- rec->rn_fsgid = current->fsgid;
- rec->rn_cap = current->cap_effective;
- if (in_group_p(data->ctxt.gid1))
- rec->rn_suppgid1 = data->ctxt.gid1;
- else
- rec->rn_suppgid1 = -1;
- if (in_group_p(data->ctxt.gid2))
- rec->rn_suppgid2 = data->ctxt.gid2;
- else
- rec->rn_suppgid2 = -1;
- rec->rn_fid1 = data->fid1;
- rec->rn_fid2 = data->fid2;
- rec->rn_time = data->mod_time;
-
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1, oldlen + 1);
- LOGL0(old, oldlen, tmp);
-
- if (new) {
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 2, newlen + 1);
- LOGL0(new, newlen, tmp);
- }
+ ENTRY;
+ RETURN(0);
}
-void mdc_getattr_pack(struct ptlrpc_request *req, int valid, int offset,
- int flags, struct mdc_op_data *data)
+int mdc_unpackmd(struct obd_export *exp, struct lov_stripe_md **lsmp,
+ struct lov_mds_md *lmm, int lmm_size)
{
- struct mds_body *b;
- b = lustre_msg_buf(req->rq_reqmsg, offset, sizeof (*b));
-
- b->fsuid = current->fsuid;
- b->fsgid = current->fsgid;
- b->capability = current->cap_effective;
- b->valid = valid;
- b->flags = flags;
- b->suppgid = data->ctxt.gid1;
-
- b->fid1 = data->fid1;
- if (data->name) {
- char *tmp;
- tmp = lustre_msg_buf(req->rq_reqmsg, offset + 1,
- data->namelen + 1);
- LOGL0(data->name, data->namelen, tmp);
- }
+ ENTRY;
+ RETURN(0);
}