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Move to eth2client

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This commit is contained in:
Jim McDonald
2020-11-10 23:47:21 +00:00
parent 5a385c3c23
commit 93e632972a
56 changed files with 3533 additions and 1773 deletions
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50
cmd/chaininfo.go
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@@ -14,12 +14,16 @@
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/wealdtech/ethdo/grpc"
"github.com/spf13/viper"
"github.com/wealdtech/ethdo/util"
)
var chainInfoCmd = &cobra.Command{
@@ -31,31 +35,31 @@ var chainInfoCmd = &cobra.Command{
In quiet mode this will return 0 if the chain information can be obtained, otherwise 1.`,
Run: func(cmd *cobra.Command, args []string) {
err := connect()
errCheck(err, "Failed to obtain connection to Ethereum 2 beacon chain node")
config, err := grpc.FetchChainConfig(eth2GRPCConn)
errCheck(err, "Failed to obtain beacon chain configuration")
ctx := context.Background()
genesisTime, err := grpc.FetchGenesisTime(eth2GRPCConn)
errCheck(err, "Failed to obtain genesis time")
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")
genesisValidatorsRoot, err := grpc.FetchGenesisValidatorsRoot(eth2GRPCConn)
errCheck(err, "Failed to obtain genesis validators root")
config, err := eth2Client.(eth2client.SpecProvider).Spec(ctx)
errCheck(err, "Failed to obtain beacon chain specification")
genesis, err := eth2Client.(eth2client.GenesisProvider).Genesis(ctx)
errCheck(err, "Failed to obtain beacon chain genesis")
if quiet {
os.Exit(_exitSuccess)
}
if genesisTime.Unix() == 0 {
if genesis.GenesisTime.Unix() == 0 {
fmt.Println("Genesis time: undefined")
} else {
fmt.Printf("Genesis time: %s\n", genesisTime.Format(time.UnixDate))
outputIf(verbose, fmt.Sprintf("Genesis timestamp: %v", genesisTime.Unix()))
fmt.Printf("Genesis time: %s\n", genesis.GenesisTime.Format(time.UnixDate))
outputIf(verbose, fmt.Sprintf("Genesis timestamp: %v", genesis.GenesisTime.Unix()))
}
fmt.Printf("Genesis validators root: %#x\n", genesisValidatorsRoot)
fmt.Printf("Genesis fork version: %#x\n", config["GenesisForkVersion"].([]byte))
fmt.Printf("Seconds per slot: %d\n", config["SecondsPerSlot"].(uint64))
fmt.Printf("Slots per epoch: %d\n", config["SlotsPerEpoch"].(uint64))
fmt.Printf("Genesis validators root: %#x\n", genesis.GenesisValidatorsRoot)
fmt.Printf("Genesis fork version: %#x\n", config["GENESIS_FORK_VERSION"].([]byte))
fmt.Printf("Seconds per slot: %d\n", int(config["SECONDS_PER_SLOT"].(time.Duration).Seconds()))
fmt.Printf("Slots per epoch: %d\n", config["SLOTS_PER_EPOCH"].(uint64))
os.Exit(_exitSuccess)
},
@@ -66,17 +70,17 @@ func init() {
chainFlags(chainInfoCmd)
}
func timestampToSlot(genesis int64, timestamp int64, secondsPerSlot uint64) uint64 {
if timestamp < genesis {
func timestampToSlot(genesis time.Time, timestamp time.Time, secondsPerSlot time.Duration) spec.Slot {
if timestamp.Unix() < genesis.Unix() {
return 0
}
return uint64(timestamp-genesis) / secondsPerSlot
return spec.Slot(uint64(timestamp.Unix()-genesis.Unix()) / uint64(secondsPerSlot.Seconds()))
}
func slotToTimestamp(genesis int64, slot uint64, secondsPerSlot uint64) int64 {
return genesis + int64(slot*secondsPerSlot)
func slotToTimestamp(genesis time.Time, slot spec.Slot, slotDuration time.Duration) int64 {
return genesis.Unix() + int64(slot)*int64(slotDuration.Seconds())
}
func epochToTimestamp(genesis int64, slot uint64, secondsPerSlot uint64, slotsPerEpoch uint64) int64 {
return genesis + int64(slot*secondsPerSlot*slotsPerEpoch)
func epochToTimestamp(genesis time.Time, slot spec.Slot, slotDuration time.Duration, slotsPerEpoch uint64) int64 {
return genesis.Unix() + int64(slot)*int64(slotDuration.Seconds())*int64(slotsPerEpoch)
}