ipld-eth-server/cmd/validate.go

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// Copyright © 2021 Vulcanize, Inc
//
// 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 cmd
import (
"time"
validator "github.com/cerc-io/eth-ipfs-state-validator/v5/pkg"
ipfsethdb "github.com/cerc-io/ipfs-ethdb/v5/postgres/v0"
"github.com/cerc-io/ipld-eth-server/v5/pkg/log"
"github.com/ethereum/go-ethereum/common"
"github.com/spf13/cobra"
"github.com/spf13/viper"
s "github.com/cerc-io/ipld-eth-server/v5/pkg/serve"
)
const GroupName = "statedb-validate"
const CacheExpiryInMins = 8 * 60 // 8 hours
const CacheSizeInMB = 16 // 16 MB
var validateCmd = &cobra.Command{
Use: "validate",
Short: "validate state",
Long: `This command validates the trie for the given state root`,
Run: func(cmd *cobra.Command, args []string) {
subCommand = cmd.CalledAs()
logWithCommand = *log.WithField("SubCommand", subCommand)
validate()
},
}
func validate() {
config, err := s.NewConfig()
if err != nil {
logWithCommand.Fatal(err)
}
stateRootStr := viper.GetString("stateRoot")
if stateRootStr == "" {
logWithCommand.Fatal("must provide a state root for state validation")
}
stateRoot := common.HexToHash(stateRootStr)
cacheSize := viper.GetInt("cacheSize")
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ethDB := ipfsethdb.NewDatabase(config.DB, ipfsethdb.CacheConfig{
Name: GroupName,
Size: cacheSize * 1024 * 1024,
ExpiryDuration: time.Minute * time.Duration(CacheExpiryInMins),
})
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val := validator.NewValidator(nil, ethDB)
if err = val.ValidateTrie(stateRoot); err != nil {
log.Fatal("Error validating state root")
}
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stats := ethDB.(*ipfsethdb.Database).GetCacheStats()
log.Debugf("groupcache stats %+v", stats)
log.Info("Successfully validated state root")
}
func init() {
rootCmd.AddCommand(validateCmd)
addDatabaseFlags(validateCmd)
validateCmd.PersistentFlags().String("state-root", "", "root of the state trie we wish to validate")
viper.BindPFlag("stateRoot", validateCmd.PersistentFlags().Lookup("state-root"))
validateCmd.PersistentFlags().Int("cache-size", CacheSizeInMB, "cache size in MB")
viper.BindPFlag("cacheSize", validateCmd.PersistentFlags().Lookup("cache-size"))
}