erigon-pulse/cmd/rpcdaemon/commands/tg_system.go
2021-04-03 09:26:00 +03:00

32 lines
777 B
Go

package commands
import (
"context"
"github.com/ledgerwatch/turbo-geth/common"
"github.com/ledgerwatch/turbo-geth/core/forkid"
)
// Forks is a data type to record a list of forks passed by this node
type Forks struct {
GenesisHash common.Hash `json:"genesis"`
Forks []uint64 `json:"forks"`
}
// Forks implements tg_forks. Returns the genesis block hash and a sorted list of all forks block numbers
func (api *TgImpl) Forks(ctx context.Context) (Forks, error) {
tx, err := api.db.BeginRo(ctx)
if err != nil {
return Forks{}, err
}
defer tx.Rollback()
chainConfig, genesis, err := api.chainConfigWithGenesis(tx)
if err != nil {
return Forks{}, err
}
forksBlocks := forkid.GatherForks(chainConfig)
return Forks{genesis.Hash(), forksBlocks}, nil
}