123 lines
4.0 KiB
Go
123 lines
4.0 KiB
Go
// Copyright © 2019 Vulcanize, Inc
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//
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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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//
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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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//
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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 cmd
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import (
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"os"
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"path/filepath"
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syn "sync"
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"time"
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"github.com/ethereum/go-ethereum/ethclient"
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"github.com/ethereum/go-ethereum/rpc"
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log "github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/vulcanize/vulcanizedb/pkg/core"
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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/super_node"
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"github.com/vulcanize/vulcanizedb/utils"
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)
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// syncAndPublishCmd represents the syncAndPublish command
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var syncAndPublishCmd = &cobra.Command{
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Use: "syncAndPublish",
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Short: "Syncs all Ethereum data into IPFS, indexing the CIDs",
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Long: `This command works alongside a modified geth node which streams
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all block and state (diff) data over a websocket subscription. This process
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then converts the eth data to IPLD objects and publishes them to IPFS. Additionally,
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it maintains a local index of the IPLD objects' CIDs in Postgres.`,
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Run: func(cmd *cobra.Command, args []string) {
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syncAndPublish()
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},
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}
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var ipfsPath string
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func init() {
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rootCmd.AddCommand(syncAndPublishCmd)
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}
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func syncAndPublish() {
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superNode, newNodeErr := newSuperNode()
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if newNodeErr != nil {
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log.Fatal(newNodeErr)
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}
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wg := &syn.WaitGroup{}
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syncAndPubErr := superNode.SyncAndPublish(wg, nil, nil)
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if syncAndPubErr != nil {
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log.Fatal(syncAndPubErr)
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}
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if viper.GetBool("backfill.on") && viper.GetString("backfill.ipcPath") != "" {
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backfiller, newBackFillerErr := newBackFiller()
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if newBackFillerErr != nil {
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log.Fatal(newBackFillerErr)
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}
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backfiller.FillGaps(wg, nil)
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}
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wg.Wait() // If an error was thrown, wg.Add was never called and this will fall through
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}
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func getBlockChainAndClient(path string) (*geth.BlockChain, core.RpcClient) {
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rawRpcClient, dialErr := rpc.Dial(path)
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if dialErr != nil {
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log.Fatal(dialErr)
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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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blockChain := geth.NewBlockChain(vdbEthClient, rpcClient, vdbNode, transactionConverter)
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return blockChain, rpcClient
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}
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func newSuperNode() (super_node.NodeInterface, error) {
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blockChain, rpcClient := getBlockChainAndClient(ipc)
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db := utils.LoadPostgres(databaseConfig, blockChain.Node())
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quitChan := make(chan bool)
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ipfsPath = viper.GetString("client.ipfsPath")
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if ipfsPath == "" {
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home, homeDirErr := os.UserHomeDir()
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if homeDirErr != nil {
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log.Fatal(homeDirErr)
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}
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ipfsPath = filepath.Join(home, ".ipfs")
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}
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workers := viper.GetInt("client.workers")
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if workers < 1 {
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workers = 1
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}
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return super_node.NewSuperNode(ipfsPath, &db, rpcClient, quitChan, workers, blockChain.Node())
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}
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func newBackFiller() (super_node.BackFillInterface, error) {
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blockChain, archivalRpcClient := getBlockChainAndClient(viper.GetString("backfill.ipcPath"))
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db := utils.LoadPostgres(databaseConfig, blockChain.Node())
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freq := viper.GetInt("backfill.frequency")
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var frequency time.Duration
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if freq <= 0 {
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frequency = time.Minute * 5
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} else {
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frequency = time.Duration(freq)
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}
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return super_node.NewBackFillService(ipfsPath, &db, archivalRpcClient, time.Minute*frequency)
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}
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