634604d0b5
- fetches logs from all three price feeds in one query - assumes eth/usd price feed will be updated to include LogValue event - updates transformers to run separate from header sync
82 lines
2.6 KiB
Go
82 lines
2.6 KiB
Go
// Copyright © 2018 Vulcanize
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cmd
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import (
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"log"
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/ethereum/go-ethereum/rpc"
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"github.com/spf13/cobra"
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"github.com/vulcanize/vulcanizedb/libraries/shared"
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"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
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"github.com/vulcanize/vulcanizedb/pkg/geth"
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"github.com/vulcanize/vulcanizedb/pkg/geth/client"
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vRpc "github.com/vulcanize/vulcanizedb/pkg/geth/converters/rpc"
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"github.com/vulcanize/vulcanizedb/pkg/geth/node"
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"github.com/vulcanize/vulcanizedb/pkg/transformers"
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)
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// backfillMakerLogsCmd represents the backfillMakerLogs command
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var backfillMakerLogsCmd = &cobra.Command{
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Use: "backfillMakerLogs",
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Short: "Backfill Maker event logs",
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Long: `Backfills Maker event logs based on previously populated block Header records.
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This currently includes logs related to Multi-collateral Dai (frob), Auctions (flip-kick),
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and Price Feeds (ETH/USD, MKR/USD, and REP/USD - LogValue).
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vulcanize backfillMakerLogs --config environments/local.toml
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This command expects a light sync to have been run, and the presence of header records in the Vulcanize database.`,
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Run: func(cmd *cobra.Command, args []string) {
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backfillMakerLogs()
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},
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}
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func blockChain() *geth.BlockChain {
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rawRpcClient, err := rpc.Dial(ipc)
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if err != nil {
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log.Fatal(err)
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}
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rpcClient := client.NewRpcClient(rawRpcClient, ipc)
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ethClient := ethclient.NewClient(rawRpcClient)
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vdbEthClient := client.NewEthClient(ethClient)
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vdbNode := node.MakeNode(rpcClient)
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transactionConverter := vRpc.NewRpcTransactionConverter(ethClient)
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return geth.NewBlockChain(vdbEthClient, vdbNode, transactionConverter)
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}
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func backfillMakerLogs() {
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blockChain := blockChain()
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db, err := postgres.NewDB(databaseConfig, blockChain.Node())
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if err != nil {
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log.Fatal("Failed to initialize database.")
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}
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watcher := shared.Watcher{
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DB: *db,
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Blockchain: blockChain,
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}
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watcher.AddTransformers(transformers.TransformerInitializers())
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watcher.Execute()
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}
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func init() {
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rootCmd.AddCommand(backfillMakerLogsCmd)
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}
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