ipld-eth-server/pkg/ipfs/types.go

117 lines
3.2 KiB
Go

// VulcanizeDB
// Copyright © 2019 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package ipfs
import (
"math/big"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ipfs/go-block-format"
)
// CIDWrapper is used to package CIDs retrieved from the local Postgres cache and direct fetching of IPLDs
type CIDWrapper struct {
BlockNumber *big.Int
Headers []string
Uncles []string
Transactions []string
Receipts []string
StateNodes []StateNodeCID
StorageNodes []StorageNodeCID
}
// IPLDWrapper is used to package raw IPLD block data fetched from IPFS
type IPLDWrapper struct {
BlockNumber *big.Int
Headers []blocks.Block
Uncles []blocks.Block
Transactions []blocks.Block
Receipts []blocks.Block
StateNodes map[common.Hash]blocks.Block
StorageNodes map[common.Hash]map[common.Hash]blocks.Block
}
// IPLDPayload is a custom type which packages raw ETH data for the IPFS publisher
type IPLDPayload struct {
HeaderRLP []byte
TotalDifficulty *big.Int
BlockNumber *big.Int
BlockHash common.Hash
BlockBody *types.Body
TrxMetaData []*TrxMetaData
Receipts types.Receipts
ReceiptMetaData []*ReceiptMetaData
StateNodes map[common.Hash]StateNode
StorageNodes map[common.Hash][]StorageNode
}
// StateNode struct used to flag node as leaf or not
type StateNode struct {
Value []byte
Leaf bool
}
// StorageNode struct used to flag node as leaf or not
type StorageNode struct {
Key common.Hash
Value []byte
Leaf bool
}
// CIDPayload is a struct to hold all the CIDs and their meta data
type CIDPayload struct {
BlockNumber string
BlockHash common.Hash
TotalDifficulty string
HeaderCID string
UncleCIDs map[common.Hash]string
TransactionCIDs map[common.Hash]*TrxMetaData
ReceiptCIDs map[common.Hash]*ReceiptMetaData
StateNodeCIDs map[common.Hash]StateNodeCID
StorageNodeCIDs map[common.Hash][]StorageNodeCID
}
// StateNodeCID is used to associate a leaf flag with a state node cid
type StateNodeCID struct {
CID string
Leaf bool
Key string `db:"state_key"`
}
// StorageNodeCID is used to associate a leaf flag with a storage node cid
type StorageNodeCID struct {
Key string `db:"storage_key"`
CID string
Leaf bool
StateKey string `db:"state_key"`
}
// ReceiptMetaData wraps some additional data around our receipt CIDs for indexing
type ReceiptMetaData struct {
CID string
Topic0s []string
ContractAddress string
}
// TrxMetaData wraps some additional data around our transaction CID for indexing
type TrxMetaData struct {
CID string
Src string
Dst string
}