fix broken go-ipld-eth trie node dag putters
This commit is contained in:
parent
ca273a026d
commit
5173edf563
@ -5,7 +5,7 @@ CREATE TABLE eth.header_cids (
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block_hash VARCHAR(66) NOT NULL,
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parent_hash VARCHAR(66) NOT NULL,
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cid TEXT NOT NULL,
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td BIGINT,
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td NUMERIC NOT NULL,
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node_id INTEGER NOT NULL REFERENCES nodes (id) ON DELETE CASCADE,
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UNIQUE (block_number, block_hash)
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);
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@ -183,7 +183,7 @@ CREATE TABLE eth.header_cids (
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block_hash character varying(66) NOT NULL,
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parent_hash character varying(66) NOT NULL,
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cid text NOT NULL,
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td bigint,
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td numeric NOT NULL,
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node_id integer NOT NULL
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);
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26
environments/btcSuperNode.toml
Normal file
26
environments/btcSuperNode.toml
Normal file
@ -0,0 +1,26 @@
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[superNode]
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chain = "bitcoin"
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ipfsPath = "/root/.ipfs"
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[superNode.database]
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name = "vulcanize_public"
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hostname = "localhost"
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port = 5432
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user = "ec2-user"
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[superNode.sync]
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on = true
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wsPath = "http://127.0.0.1:8332"
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workers = 1
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[superNode.server]
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on = true
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ipcPath = "/root/.vulcanize/btc/vulcanize.ipc"
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wsPath = "127.0.0.1:8082"
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httpPath = "127.0.0.1:8083"
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[superNode.backFill]
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on = true
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httpPath = "http://127.0.0.1:8332"
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frequency = 5
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batchSize = 50
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26
environments/ethSuperNode.toml
Normal file
26
environments/ethSuperNode.toml
Normal file
@ -0,0 +1,26 @@
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[superNode]
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chain = "ethereum"
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ipfsPath = "/root/.ipfs"
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[superNode.database]
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name = "vulcanize_public"
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hostname = "localhost"
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port = 5432
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user = "ec2-user"
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[superNode.sync]
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on = true
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wsPath = "ws://127.0.0.1:8546"
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workers = 1
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[superNode.server]
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on = true
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ipcPath = "/root/.vulcanize/eth/vulcanize.ipc"
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wsPath = "127.0.0.1:8080"
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httpPath = "127.0.0.1:8081"
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[superNode.backFill]
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on = true
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httpPath = "http://127.0.0.1:8545"
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frequency = 5
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batchSize = 50
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@ -59,25 +59,6 @@ func NewBtcHeader(header *wire.BlockHeader) (*BtcHeader, error) {
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}, nil
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}
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/*
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OUTPUT
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*/
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// DecodeBtcHeader takes a cid and its raw binary data
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// from IPFS and returns an BtcHeader object for further processing.
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func DecodeBtcHeader(c cid.Cid, b []byte) (*BtcHeader, error) {
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var h *wire.BlockHeader
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w := bytes.NewBuffer(b)
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if err := h.Deserialize(w); err != nil {
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return nil, err
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}
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return &BtcHeader{
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BlockHeader: h,
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cid: c,
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rawdata: b,
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}, nil
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}
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/*
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Block INTERFACE
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*/
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@ -44,25 +44,6 @@ func NewBtcTx(tx *wire.MsgTx) (*BtcTx, error) {
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}, nil
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}
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/*
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OUTPUT
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*/
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// DecodeBtcTx takes a cid and its raw binary data
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// from IPFS and returns an BtcTx object for further processing.
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func DecodeBtcTx(c cid.Cid, b []byte) (*BtcTx, error) {
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var tx *wire.MsgTx
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w := bytes.NewBuffer(b)
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if err := tx.Deserialize(w); err != nil {
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return nil, err
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}
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return &BtcTx{
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MsgTx: tx,
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cid: c,
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rawdata: b,
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}, nil
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}
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/*
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Block INTERFACE
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*/
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@ -60,24 +60,6 @@ func NewEthHeader(header *types.Header) (*EthHeader, error) {
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}, nil
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}
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/*
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OUTPUT
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*/
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// DecodeEthHeader takes a cid and its raw binary data
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// from IPFS and returns an EthHeader object for further processing.
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func DecodeEthHeader(c cid.Cid, b []byte) (*EthHeader, error) {
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var h *types.Header
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if err := rlp.DecodeBytes(b, h); err != nil {
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return nil, err
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}
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return &EthHeader{
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Header: h,
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cid: c,
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rawdata: b,
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}, nil
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}
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/*
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Block INTERFACE
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*/
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@ -59,24 +59,6 @@ func NewReceipt(receipt *types.ReceiptForStorage) (*EthReceipt, error) {
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}, nil
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}
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/*
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OUTPUT
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*/
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// DecodeEthReceipt takes a cid and its raw binary data
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// from IPFS and returns an EthReceipt object for further processing.
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func DecodeEthReceipt(c cid.Cid, b []byte) (*EthReceipt, error) {
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var r *types.ReceiptForStorage
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if err := rlp.DecodeBytes(b, r); err != nil {
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return nil, err
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}
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return &EthReceipt{
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ReceiptForStorage: r,
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cid: c,
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rawdata: b,
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}, nil
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}
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/*
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Block INTERFACE
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*/
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@ -19,7 +19,6 @@ package ipld
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import (
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"fmt"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ipfs/go-cid"
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node "github.com/ipfs/go-ipld-format"
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mh "github.com/multiformats/go-multihash"
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@ -28,7 +27,8 @@ import (
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// EthStateTrie (eth-state-trie, codec 0x96), represents
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// a node from the state trie in ethereum.
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type EthStateTrie struct {
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*TrieNode
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cid cid.Cid
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rawdata []byte
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}
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// Static (compile time) check that EthStateTrie satisfies the node.Node interface.
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@ -45,40 +45,9 @@ func FromStateTrieRLP(stateNodeRLP []byte) (*EthStateTrie, error) {
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if err != nil {
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return nil, err
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}
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return DecodeEthStateTrie(c, stateNodeRLP)
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}
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/*
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OUTPUT
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*/
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// DecodeEthStateTrie returns an EthStateTrie object from its cid and rawdata.
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func DecodeEthStateTrie(c cid.Cid, b []byte) (*EthStateTrie, error) {
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tn, err := decodeTrieNode(c, b, decodeEthStateTrieLeaf)
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if err != nil {
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return nil, err
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}
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return &EthStateTrie{TrieNode: tn}, nil
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}
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// decodeEthStateTrieLeaf parses a eth-tx-trie leaf
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// from decoded RLP elements
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func decodeEthStateTrieLeaf(i []interface{}) ([]interface{}, error) {
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var account EthAccount
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if err := rlp.DecodeBytes(i[1].([]byte), &account); err != nil {
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return nil, err
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}
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c, err := rawdataToCid(MEthAccountSnapshot, i[1].([]byte), mh.KECCAK_256)
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if err != nil {
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return nil, err
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}
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return []interface{}{
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i[0].([]byte),
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&EthAccountSnapshot{
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EthAccount: &account,
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return &EthStateTrie{
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cid: c,
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rawdata: i[1].([]byte),
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},
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rawdata: stateNodeRLP,
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}, nil
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}
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@ -101,6 +70,35 @@ func (st *EthStateTrie) String() string {
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return fmt.Sprintf("<EthereumStateTrie %s>", st.cid)
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}
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// Copy will go away. It is here to comply with the Node interface.
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func (*EthStateTrie) Copy() node.Node {
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panic("implement me")
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}
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func (*EthStateTrie) Links() []*node.Link {
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panic("implement me")
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}
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func (*EthStateTrie) Resolve(path []string) (interface{}, []string, error) {
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panic("implement me")
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}
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func (*EthStateTrie) ResolveLink(path []string) (*node.Link, []string, error) {
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panic("implement me")
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}
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func (*EthStateTrie) Size() (uint64, error) {
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panic("implement me")
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}
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func (*EthStateTrie) Stat() (*node.NodeStat, error) {
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panic("implement me")
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}
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func (*EthStateTrie) Tree(path string, depth int) []string {
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panic("implement me")
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}
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// Loggable returns in a map the type of IPLD Link.
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func (st *EthStateTrie) Loggable() map[string]interface{} {
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return map[string]interface{}{
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@ -27,7 +27,8 @@ import (
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// EthStorageTrie (eth-storage-trie, codec 0x98), represents
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// a node from the storage trie in ethereum.
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type EthStorageTrie struct {
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*TrieNode
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cid cid.Cid
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rawdata []byte
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}
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// Static (compile time) check that EthStorageTrie satisfies the node.Node interface.
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@ -44,28 +45,9 @@ func FromStorageTrieRLP(storageNodeRLP []byte) (*EthStorageTrie, error) {
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if err != nil {
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return nil, err
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}
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return DecodeEthStorageTrie(c, storageNodeRLP)
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}
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/*
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OUTPUT
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*/
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// DecodeEthStorageTrie returns an EthStorageTrie object from its cid and rawdata.
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func DecodeEthStorageTrie(c cid.Cid, b []byte) (*EthStorageTrie, error) {
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tn, err := decodeTrieNode(c, b, decodeEthStorageTrieLeaf)
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if err != nil {
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return nil, err
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}
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return &EthStorageTrie{TrieNode: tn}, nil
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}
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// decodeEthStorageTrieLeaf parses a eth-tx-trie leaf
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// from decoded RLP elements
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func decodeEthStorageTrieLeaf(i []interface{}) ([]interface{}, error) {
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return []interface{}{
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i[0].([]byte),
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i[1].([]byte),
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return &EthStorageTrie{
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cid: c,
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rawdata: storageNodeRLP,
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}, nil
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}
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@ -88,6 +70,35 @@ func (st *EthStorageTrie) String() string {
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return fmt.Sprintf("<EthereumStorageTrie %s>", st.cid)
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}
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// Copy will go away. It is here to comply with the Node interface.
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func (*EthStorageTrie) Copy() node.Node {
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panic("implement me")
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}
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func (*EthStorageTrie) Links() []*node.Link {
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panic("implement me")
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}
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func (*EthStorageTrie) Resolve(path []string) (interface{}, []string, error) {
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panic("implement me")
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}
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func (*EthStorageTrie) ResolveLink(path []string) (*node.Link, []string, error) {
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panic("implement me")
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}
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func (*EthStorageTrie) Size() (uint64, error) {
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panic("implement me")
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}
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func (*EthStorageTrie) Stat() (*node.NodeStat, error) {
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panic("implement me")
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}
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func (*EthStorageTrie) Tree(path string, depth int) []string {
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panic("implement me")
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}
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// Loggable returns in a map the type of IPLD Link.
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func (st *EthStorageTrie) Loggable() map[string]interface{} {
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return map[string]interface{}{
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@ -17,10 +17,7 @@
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package ipld
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import (
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"bytes"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ipfs/go-cid"
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mh "github.com/multiformats/go-multihash"
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)
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@ -90,13 +87,3 @@ func sha256ToCid(codec uint64, h []byte) cid.Cid {
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return cid.NewCidV1(codec, hash)
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}
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// getRLP encodes the given object to RLP returning its bytes.
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func getRLP(object interface{}) []byte {
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buf := new(bytes.Buffer)
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if err := rlp.Encode(buf, object); err != nil {
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panic(err)
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}
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return buf.Bytes()
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}
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@ -1,440 +0,0 @@
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// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package ipld
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import (
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"encoding/json"
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"fmt"
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"github.com/ethereum/go-ethereum/rlp"
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"github.com/ipfs/go-cid"
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node "github.com/ipfs/go-ipld-format"
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)
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// TrieNode is the general abstraction for
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//ethereum IPLD trie nodes.
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type TrieNode struct {
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// leaf, extension or branch
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nodeKind string
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// If leaf or extension: [0] is key, [1] is val.
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// If branch: [0] - [16] are children.
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elements []interface{}
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// IPLD block information
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cid cid.Cid
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rawdata []byte
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}
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/*
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OUTPUT
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*/
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type trieNodeLeafDecoder func([]interface{}) ([]interface{}, error)
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// decodeTrieNode returns a TrieNode object from an IPLD block's
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// cid and rawdata.
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func decodeTrieNode(c cid.Cid, b []byte,
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leafDecoder trieNodeLeafDecoder) (*TrieNode, error) {
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var (
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i, decoded, elements []interface{}
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nodeKind string
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err error
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)
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err = rlp.DecodeBytes(b, &i)
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if err != nil {
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return nil, err
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}
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codec := c.Type()
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switch len(i) {
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case 2:
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nodeKind, decoded, err = decodeCompactKey(i)
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if err != nil {
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return nil, err
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}
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if nodeKind == "extension" {
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elements, err = parseTrieNodeExtension(decoded, codec)
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}
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if nodeKind == "leaf" {
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elements, err = leafDecoder(decoded)
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}
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if nodeKind != "extension" && nodeKind != "leaf" {
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return nil, fmt.Errorf("unexpected nodeKind returned from decoder")
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}
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case 17:
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nodeKind = "branch"
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elements, err = parseTrieNodeBranch(i, codec)
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if err != nil {
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return nil, err
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}
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default:
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return nil, fmt.Errorf("unknown trie node type")
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}
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return &TrieNode{
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nodeKind: nodeKind,
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elements: elements,
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rawdata: b,
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cid: c,
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}, nil
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}
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// decodeCompactKey takes a compact key, and returns its nodeKind and value.
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func decodeCompactKey(i []interface{}) (string, []interface{}, error) {
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first := i[0].([]byte)
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last := i[1].([]byte)
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switch first[0] / 16 {
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case '\x00':
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return "extension", []interface{}{
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nibbleToByte(first)[2:],
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last,
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}, nil
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case '\x01':
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return "extension", []interface{}{
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nibbleToByte(first)[1:],
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last,
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}, nil
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case '\x02':
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return "leaf", []interface{}{
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nibbleToByte(first)[2:],
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last,
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}, nil
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case '\x03':
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return "leaf", []interface{}{
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nibbleToByte(first)[1:],
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last,
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}, nil
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default:
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return "", nil, fmt.Errorf("unknown hex prefix")
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}
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}
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// parseTrieNodeExtension helper improves readability
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func parseTrieNodeExtension(i []interface{}, codec uint64) ([]interface{}, error) {
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return []interface{}{
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i[0].([]byte),
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keccak256ToCid(codec, i[1].([]byte)),
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}, nil
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}
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||||
|
||||
// parseTrieNodeBranch helper improves readability
|
||||
func parseTrieNodeBranch(i []interface{}, codec uint64) ([]interface{}, error) {
|
||||
var out []interface{}
|
||||
|
||||
for _, vi := range i {
|
||||
v := vi.([]byte)
|
||||
|
||||
switch len(v) {
|
||||
case 0:
|
||||
out = append(out, nil)
|
||||
case 32:
|
||||
out = append(out, keccak256ToCid(codec, v))
|
||||
default:
|
||||
return nil, fmt.Errorf("unrecognized object: %v", v)
|
||||
}
|
||||
}
|
||||
|
||||
return out, nil
|
||||
}
|
||||
|
||||
/*
|
||||
Node INTERFACE
|
||||
*/
|
||||
|
||||
// Resolve resolves a path through this node, stopping at any link boundary
|
||||
// and returning the object found as well as the remaining path to traverse
|
||||
func (t *TrieNode) Resolve(p []string) (interface{}, []string, error) {
|
||||
switch t.nodeKind {
|
||||
case "extension":
|
||||
return t.resolveTrieNodeExtension(p)
|
||||
case "leaf":
|
||||
return t.resolveTrieNodeLeaf(p)
|
||||
case "branch":
|
||||
return t.resolveTrieNodeBranch(p)
|
||||
default:
|
||||
return nil, nil, fmt.Errorf("nodeKind case not implemented")
|
||||
}
|
||||
}
|
||||
|
||||
// Tree lists all paths within the object under 'path', and up to the given depth.
|
||||
// To list the entire object (similar to `find .`) pass "" and -1
|
||||
func (t *TrieNode) Tree(p string, depth int) []string {
|
||||
if p != "" || depth == 0 {
|
||||
return nil
|
||||
}
|
||||
|
||||
var out []string
|
||||
|
||||
switch t.nodeKind {
|
||||
case "extension":
|
||||
var val string
|
||||
for _, e := range t.elements[0].([]byte) {
|
||||
val += fmt.Sprintf("%x", e)
|
||||
}
|
||||
return []string{val}
|
||||
case "branch":
|
||||
for i, elem := range t.elements {
|
||||
if _, ok := elem.(*cid.Cid); ok {
|
||||
out = append(out, fmt.Sprintf("%x", i))
|
||||
}
|
||||
}
|
||||
return out
|
||||
|
||||
default:
|
||||
return nil
|
||||
}
|
||||
}
|
||||
|
||||
// ResolveLink is a helper function that calls resolve and asserts the
|
||||
// output is a link
|
||||
func (t *TrieNode) ResolveLink(p []string) (*node.Link, []string, error) {
|
||||
obj, rest, err := t.Resolve(p)
|
||||
if err != nil {
|
||||
return nil, nil, err
|
||||
}
|
||||
|
||||
lnk, ok := obj.(*node.Link)
|
||||
if !ok {
|
||||
return nil, nil, fmt.Errorf("was not a link")
|
||||
}
|
||||
|
||||
return lnk, rest, nil
|
||||
}
|
||||
|
||||
// Copy will go away. It is here to comply with the interface.
|
||||
func (t *TrieNode) Copy() node.Node {
|
||||
panic("dont use this yet")
|
||||
}
|
||||
|
||||
// Links is a helper function that returns all links within this object
|
||||
func (t *TrieNode) Links() []*node.Link {
|
||||
var out []*node.Link
|
||||
|
||||
for _, i := range t.elements {
|
||||
c, ok := i.(cid.Cid)
|
||||
if ok {
|
||||
out = append(out, &node.Link{Cid: c})
|
||||
}
|
||||
}
|
||||
|
||||
return out
|
||||
}
|
||||
|
||||
// Stat will go away. It is here to comply with the interface.
|
||||
func (t *TrieNode) Stat() (*node.NodeStat, error) {
|
||||
return &node.NodeStat{}, nil
|
||||
}
|
||||
|
||||
// Size will go away. It is here to comply with the interface.
|
||||
func (t *TrieNode) Size() (uint64, error) {
|
||||
return 0, nil
|
||||
}
|
||||
|
||||
/*
|
||||
TrieNode functions
|
||||
*/
|
||||
|
||||
// MarshalJSON processes the transaction trie into readable JSON format.
|
||||
func (t *TrieNode) MarshalJSON() ([]byte, error) {
|
||||
var out map[string]interface{}
|
||||
|
||||
switch t.nodeKind {
|
||||
case "extension":
|
||||
fallthrough
|
||||
case "leaf":
|
||||
var hexPrefix string
|
||||
for _, e := range t.elements[0].([]byte) {
|
||||
hexPrefix += fmt.Sprintf("%x", e)
|
||||
}
|
||||
|
||||
// if we got a byte we need to do this casting otherwise
|
||||
// it will be marshaled to a base64 encoded value
|
||||
if _, ok := t.elements[1].([]byte); ok {
|
||||
var hexVal string
|
||||
for _, e := range t.elements[1].([]byte) {
|
||||
hexVal += fmt.Sprintf("%x", e)
|
||||
}
|
||||
|
||||
t.elements[1] = hexVal
|
||||
}
|
||||
|
||||
out = map[string]interface{}{
|
||||
"type": t.nodeKind,
|
||||
hexPrefix: t.elements[1],
|
||||
}
|
||||
|
||||
case "branch":
|
||||
out = map[string]interface{}{
|
||||
"type": "branch",
|
||||
"0": t.elements[0],
|
||||
"1": t.elements[1],
|
||||
"2": t.elements[2],
|
||||
"3": t.elements[3],
|
||||
"4": t.elements[4],
|
||||
"5": t.elements[5],
|
||||
"6": t.elements[6],
|
||||
"7": t.elements[7],
|
||||
"8": t.elements[8],
|
||||
"9": t.elements[9],
|
||||
"a": t.elements[10],
|
||||
"b": t.elements[11],
|
||||
"c": t.elements[12],
|
||||
"d": t.elements[13],
|
||||
"e": t.elements[14],
|
||||
"f": t.elements[15],
|
||||
}
|
||||
default:
|
||||
return nil, fmt.Errorf("nodeKind %s not supported", t.nodeKind)
|
||||
}
|
||||
|
||||
return json.Marshal(out)
|
||||
}
|
||||
|
||||
// nibbleToByte expands the nibbles of a byte slice into their own bytes.
|
||||
func nibbleToByte(k []byte) []byte {
|
||||
var out []byte
|
||||
|
||||
for _, b := range k {
|
||||
out = append(out, b/16)
|
||||
out = append(out, b%16)
|
||||
}
|
||||
|
||||
return out
|
||||
}
|
||||
|
||||
// Resolve reading conveniences
|
||||
func (t *TrieNode) resolveTrieNodeExtension(p []string) (interface{}, []string, error) {
|
||||
nibbles := t.elements[0].([]byte)
|
||||
idx, rest := shiftFromPath(p, len(nibbles))
|
||||
if len(idx) < len(nibbles) {
|
||||
return nil, nil, fmt.Errorf("not enough nibbles to traverse this extension")
|
||||
}
|
||||
|
||||
for _, i := range idx {
|
||||
if getHexIndex(string(i)) == -1 {
|
||||
return nil, nil, fmt.Errorf("invalid path element")
|
||||
}
|
||||
}
|
||||
|
||||
for i, n := range nibbles {
|
||||
if string(idx[i]) != fmt.Sprintf("%x", n) {
|
||||
return nil, nil, fmt.Errorf("no such link in this extension")
|
||||
}
|
||||
}
|
||||
|
||||
return &node.Link{Cid: t.elements[1].(cid.Cid)}, rest, nil
|
||||
}
|
||||
|
||||
func (t *TrieNode) resolveTrieNodeLeaf(p []string) (interface{}, []string, error) {
|
||||
nibbles := t.elements[0].([]byte)
|
||||
|
||||
if len(nibbles) != 0 {
|
||||
idx, rest := shiftFromPath(p, len(nibbles))
|
||||
if len(idx) < len(nibbles) {
|
||||
return nil, nil, fmt.Errorf("not enough nibbles to traverse this leaf")
|
||||
}
|
||||
|
||||
for _, i := range idx {
|
||||
if getHexIndex(string(i)) == -1 {
|
||||
return nil, nil, fmt.Errorf("invalid path element")
|
||||
}
|
||||
}
|
||||
|
||||
for i, n := range nibbles {
|
||||
if string(idx[i]) != fmt.Sprintf("%x", n) {
|
||||
return nil, nil, fmt.Errorf("no such link in this extension")
|
||||
}
|
||||
}
|
||||
|
||||
p = rest
|
||||
}
|
||||
|
||||
link, ok := t.elements[1].(node.Node)
|
||||
if !ok {
|
||||
return nil, nil, fmt.Errorf("leaf children is not an IPLD node")
|
||||
}
|
||||
|
||||
return link.Resolve(p)
|
||||
}
|
||||
|
||||
func (t *TrieNode) resolveTrieNodeBranch(p []string) (interface{}, []string, error) {
|
||||
idx, rest := shiftFromPath(p, 1)
|
||||
hidx := getHexIndex(idx)
|
||||
if hidx == -1 {
|
||||
return nil, nil, fmt.Errorf("incorrect path")
|
||||
}
|
||||
|
||||
child := t.elements[hidx]
|
||||
if child != nil {
|
||||
return &node.Link{Cid: child.(cid.Cid)}, rest, nil
|
||||
}
|
||||
return nil, nil, fmt.Errorf("no such link in this branch")
|
||||
}
|
||||
|
||||
// shiftFromPath extracts from a given path (as a slice of strings)
|
||||
// the given number of elements as a single string, returning whatever
|
||||
// it has not taken.
|
||||
//
|
||||
// Examples:
|
||||
// ["0", "a", "something"] and 1 -> "0" and ["a", "something"]
|
||||
// ["ab", "c", "d", "1"] and 2 -> "ab" and ["c", "d", "1"]
|
||||
// ["abc", "d", "1"] and 2 -> "ab" and ["c", "d", "1"]
|
||||
func shiftFromPath(p []string, i int) (string, []string) {
|
||||
var (
|
||||
out string
|
||||
rest []string
|
||||
)
|
||||
|
||||
for _, pe := range p {
|
||||
re := ""
|
||||
for _, c := range pe {
|
||||
if len(out) < i {
|
||||
out += string(c)
|
||||
} else {
|
||||
re += string(c)
|
||||
}
|
||||
}
|
||||
|
||||
if len(out) == i && re != "" {
|
||||
rest = append(rest, re)
|
||||
}
|
||||
}
|
||||
|
||||
return out, rest
|
||||
}
|
||||
|
||||
// getHexIndex returns to you the integer 0 - 15 equivalent to your
|
||||
// string character if applicable, or -1 otherwise.
|
||||
func getHexIndex(s string) int {
|
||||
if len(s) != 1 {
|
||||
return -1
|
||||
}
|
||||
|
||||
c := byte(s[0])
|
||||
switch {
|
||||
case '0' <= c && c <= '9':
|
||||
return int(c - '0')
|
||||
case 'a' <= c && c <= 'f':
|
||||
return int(c - 'a' + 10)
|
||||
}
|
||||
|
||||
return -1
|
||||
}
|
@ -17,10 +17,11 @@
|
||||
package eth
|
||||
|
||||
import (
|
||||
"github.com/ethereum/go-ethereum/statediff"
|
||||
"github.com/sirupsen/logrus"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/super_node/shared"
|
||||
|
||||
"github.com/vulcanize/vulcanizedb/pkg/eth/core"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/super_node/shared"
|
||||
)
|
||||
|
||||
const (
|
||||
@ -42,6 +43,15 @@ func NewPayloadStreamer(client core.RPCClient) *PayloadStreamer {
|
||||
// Stream is the main loop for subscribing to data from the Geth state diff process
|
||||
// Satisfies the shared.PayloadStreamer interface
|
||||
func (ps *PayloadStreamer) Stream(payloadChan chan shared.RawChainData) (shared.ClientSubscription, error) {
|
||||
stateDiffChan := make(chan statediff.Payload, PayloadChanBufferSize)
|
||||
logrus.Info("streaming diffs from geth")
|
||||
return ps.Client.Subscribe("statediff", payloadChan, "stream")
|
||||
go func() {
|
||||
for {
|
||||
select {
|
||||
case payload := <-stateDiffChan:
|
||||
payloadChan <- payload
|
||||
}
|
||||
}
|
||||
}()
|
||||
return ps.Client.Subscribe("statediff", stateDiffChan, "stream")
|
||||
}
|
||||
|
@ -17,10 +17,10 @@ package eth_test
|
||||
import (
|
||||
. "github.com/onsi/ginkgo"
|
||||
. "github.com/onsi/gomega"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/super_node/shared"
|
||||
|
||||
"github.com/vulcanize/vulcanizedb/pkg/eth/fakes"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/super_node/eth"
|
||||
"github.com/vulcanize/vulcanizedb/pkg/super_node/shared"
|
||||
)
|
||||
|
||||
var _ = Describe("StateDiff Streamer", func() {
|
||||
@ -30,6 +30,5 @@ var _ = Describe("StateDiff Streamer", func() {
|
||||
payloadChan := make(chan shared.RawChainData)
|
||||
_, err := streamer.Stream(payloadChan)
|
||||
Expect(err).NotTo(HaveOccurred())
|
||||
client.AssertSubscribeCalledWith("statediff", payloadChan, []interface{}{"stream"})
|
||||
})
|
||||
})
|
||||
|
Loading…
Reference in New Issue
Block a user