func checkMultiOp(in *proto.PkgMultiOp, req *PkgArgs, au Authorize) bool {
n, err := in.Decode(req.Pkg)
if err != nil || n != len(req.Pkg) {
in.ErrCode = table.EcDecodeFail
}
if in.ErrCode == 0 && in.DbId == proto.AdminDbId {
in.ErrCode = table.EcInvDbId
}
if in.ErrCode == 0 && !au.IsAuth(in.DbId) {
in.ErrCode = table.EcNoPrivilege
}
if in.ErrCode != 0 {
in.Kvs = nil
}
return in.ErrCode == 0
}
func (srv *Server) replyMultiOp(req *Request, errCode int8) {
var out proto.PkgMultiOp
out.Cmd = req.Cmd
out.DbId = req.DbId
out.Seq = req.Seq
out.ErrCode = errCode
var pkg = make([]byte, out.Length())
_, err := out.Encode(pkg)
if err != nil {
log.Fatalf("Encode failed: %s\n", err)
}
srv.sendResp(false, req, pkg)
}
func SeekAndCopySyncPkg(it *Iterator, p *proto.PkgMultiOp,
migration bool, migSlotId uint16) bool {
p.PkgFlag &^= 0xFF
p.ErrCode = 0
p.Kvs = nil
var size = 0
for i := 0; i < 10 && size < 400 && it.Valid(); i++ {
var kv proto.KeyValue
dbId, slotId, ok := seekAndCopySyncKV(it, &kv)
if !ok {
return false
}
if migration && migSlotId != slotId {
if migSlotId < slotId {
return false
} else if migSlotId > slotId {
seekToSlot(it, migSlotId, 0, 0)
if !it.Valid() {
return false
}
dbId, slotId, ok = seekAndCopySyncKV(it, &kv)
if !ok || migSlotId != slotId {
return false
}
}
}
if len(p.Kvs) == 0 {
p.DbId = dbId
} else if p.DbId != dbId {
return true
}
p.Kvs = append(p.Kvs, kv)
size += 13 + len(kv.RowKey) + len(kv.ColKey) + len(kv.Value)
it.Next()
}
return true
}
