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Merge pull request #1703 from nspcc-dev/initials_for_natives

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core: store native contracts' initial values in the DB
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Roman Khimov 2021-02-05 15:32:05 +03:00 • committed by GitHub
commit cdfc7fc8fa
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24 changed files with 180 additions and 123 deletions
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14
pkg/core/native/oracle.go
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@ -20,6 +20,7 @@ import (
"github.com/nspcc-dev/neo-go/pkg/core/transaction"
"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/encoding/bigint"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/callflag"
@ -201,8 +202,7 @@ func (o *Oracle) Metadata() *interop.ContractMD {
// Initialize initializes Oracle contract.
func (o *Oracle) Initialize(ic *interop.Context) error {
si := &state.StorageItem{Value: make([]byte, 8)} // uint64(0) LE
return ic.DAO.PutStorageItem(o.ContractID, prefixRequestID, si)
return setIntWithKey(o.ContractID, ic.DAO, prefixRequestID, 0)
}
func getResponse(tx *transaction.Transaction) *transaction.OracleResponse {
@ -302,8 +302,10 @@ func (o *Oracle) RequestInternal(ic *interop.Context, url string, filter *string
callingHash := ic.VM.GetCallingScriptHash()
o.GAS.mint(ic, o.Hash, gas, false)
si := ic.DAO.GetStorageItem(o.ContractID, prefixRequestID)
id := binary.LittleEndian.Uint64(si.Value) + 1
binary.LittleEndian.PutUint64(si.Value, id)
itemID := bigint.FromBytes(si.Value)
id := itemID.Uint64()
itemID.Add(itemID, intOne)
si.Value = bigint.ToPreallocatedBytes(itemID, si.Value)
if err := ic.DAO.PutStorageItem(o.ContractID, prefixRequestID, si); err != nil {
return err
}
@ -432,7 +434,7 @@ func (o *Oracle) getRequests(d dao.DAO) (map[uint64]*state.OracleRequest, error)
if r.Err != nil {
return nil, r.Err
}
id := binary.LittleEndian.Uint64([]byte(k))
id := binary.BigEndian.Uint64([]byte(k))
reqs[id] = req
}
return reqs, nil
@ -441,7 +443,7 @@ func (o *Oracle) getRequests(d dao.DAO) (map[uint64]*state.OracleRequest, error)
func makeRequestKey(id uint64) []byte {
k := make([]byte, 9)
k[0] = prefixRequest[0]
binary.LittleEndian.PutUint64(k[1:], id)
binary.BigEndian.PutUint64(k[1:], id)
return k
}