mirror of
https://github.com/wealdtech/ethdo.git
synced 2026-01-08 05:34:01 -05:00
91 lines
3.5 KiB
Go
91 lines
3.5 KiB
Go
// Copyright © 2020 Weald Technology Trading
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package cmd
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"os"
|
|
"time"
|
|
|
|
eth2client "github.com/attestantio/go-eth2-client"
|
|
spec "github.com/attestantio/go-eth2-client/spec/phase0"
|
|
"github.com/spf13/cobra"
|
|
"github.com/spf13/viper"
|
|
"github.com/wealdtech/ethdo/util"
|
|
)
|
|
|
|
var chainStatusCmd = &cobra.Command{
|
|
Use: "status",
|
|
Short: "Obtain status about a chain",
|
|
Long: `Obtain status about a chain. For example:
|
|
|
|
ethdo chain status
|
|
|
|
In quiet mode this will return 0 if the chain status can be obtained, otherwise 1.`,
|
|
Run: func(cmd *cobra.Command, args []string) {
|
|
ctx := context.Background()
|
|
|
|
eth2Client, err := util.ConnectToBeaconNode(ctx, viper.GetString("connection"), viper.GetDuration("timeout"), viper.GetBool("allow-insecure-connections"))
|
|
errCheck(err, "Failed to connect to Ethereum 2 beacon node")
|
|
|
|
config, err := eth2Client.(eth2client.SpecProvider).Spec(ctx)
|
|
errCheck(err, "Failed to obtain beacon chain specification")
|
|
|
|
finality, err := eth2Client.(eth2client.FinalityProvider).Finality(ctx, "head")
|
|
errCheck(err, "Failed to obtain finality information")
|
|
|
|
genesis, err := eth2Client.(eth2client.GenesisProvider).Genesis(ctx)
|
|
errCheck(err, "Failed to obtain genesis information")
|
|
|
|
slotDuration := config["SECONDS_PER_SLOT"].(time.Duration)
|
|
curSlot := timestampToSlot(genesis.GenesisTime, time.Now(), slotDuration)
|
|
slotsPerEpoch := config["SLOTS_PER_EPOCH"].(uint64)
|
|
curEpoch := spec.Epoch(uint64(curSlot) / slotsPerEpoch)
|
|
fmt.Printf("Current epoch: %d\n", curEpoch)
|
|
fmt.Printf("Justified epoch: %d\n", finality.Justified.Epoch)
|
|
if verbose {
|
|
distance := curEpoch - finality.Justified.Epoch
|
|
fmt.Printf("Justified epoch distance: %d\n", distance)
|
|
}
|
|
fmt.Printf("Finalized epoch: %d\n", finality.Finalized.Epoch)
|
|
if verbose {
|
|
distance := curEpoch - finality.Finalized.Epoch
|
|
fmt.Printf("Finalized epoch distance: %d\n", distance)
|
|
}
|
|
if verbose {
|
|
fmt.Printf("Prior justified epoch: %d\n", finality.PreviousJustified.Epoch)
|
|
distance := curEpoch - finality.PreviousJustified.Epoch
|
|
fmt.Printf("Prior justified epoch distance: %d\n", distance)
|
|
}
|
|
|
|
if verbose {
|
|
epochStartSlot := (uint64(curSlot) / slotsPerEpoch) * slotsPerEpoch
|
|
fmt.Printf("Epoch slots: %d-%d\n", epochStartSlot, epochStartSlot+slotsPerEpoch-1)
|
|
nextSlotTimestamp := slotToTimestamp(genesis.GenesisTime, curSlot+1, slotDuration)
|
|
fmt.Printf("Time until next slot: %2.1fs\n", float64(time.Until(time.Unix(nextSlotTimestamp, 0)).Milliseconds())/1000)
|
|
nextEpoch := epochToTimestamp(genesis.GenesisTime, spec.Slot(uint64(curSlot)/slotsPerEpoch+1), slotDuration, slotsPerEpoch)
|
|
fmt.Printf("Slots until next epoch: %d\n", (uint64(curSlot)/slotsPerEpoch+1)*slotsPerEpoch-uint64(curSlot))
|
|
fmt.Printf("Time until next epoch: %2.1fs\n", float64(time.Until(time.Unix(nextEpoch, 0)).Milliseconds())/1000)
|
|
}
|
|
|
|
os.Exit(_exitSuccess)
|
|
},
|
|
}
|
|
|
|
func init() {
|
|
chainCmd.AddCommand(chainStatusCmd)
|
|
chainFlags(chainStatusCmd)
|
|
}
|