mirror of
https://github.com/wealdtech/ethdo.git
synced 2026-04-22 03:00:10 -04:00
85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
// Copyright © 2020 Weald Technology Trading
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cmd
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import (
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"context"
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"fmt"
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"os"
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eth2client "github.com/attestantio/go-eth2-client"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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"github.com/wealdtech/ethdo/util"
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)
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// defaultBeaconNode is used if no other connection is supplied.
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var defaultBeaconNode = "http://mainnet-consensus.attestant.io/"
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var nodeInfoCmd = &cobra.Command{
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Use: "info",
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Short: "Obtain information about a node",
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Long: `Obtain information about a node. For example:
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ethdo node info
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In quiet mode this will return 0 if the node information can be obtained, otherwise 1.`,
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Run: func(cmd *cobra.Command, args []string) {
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ctx := context.Background()
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eth2Client, err := util.ConnectToBeaconNode(ctx, viper.GetString("connection"), viper.GetDuration("timeout"), viper.GetBool("allow-insecure-connections"))
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if err != nil {
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if viper.GetString("connection") != "" {
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// The user provided a connection, so don't second-guess them by using a different node.
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fmt.Fprintln(os.Stderr, err.Error())
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return
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}
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// The user did not provide a connection, so attempt to use the default node.
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if viper.GetBool("debug") {
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fmt.Fprintf(os.Stderr, "No node connection, attempting to use %s\n", defaultBeaconNode)
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}
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eth2Client, err = util.ConnectToBeaconNode(ctx, defaultBeaconNode, viper.GetDuration("timeout"), viper.GetBool("allow-insecure-connections"))
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if err != nil {
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fmt.Fprintln(os.Stderr, err.Error())
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return
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}
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if !viper.GetBool("quiet") {
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fmt.Fprintf(os.Stderr, "No connection supplied; using mainnet public access endpoint\n")
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}
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}
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if quiet {
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os.Exit(_exitSuccess)
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}
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if verbose {
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version, err := eth2Client.(eth2client.NodeVersionProvider).NodeVersion(ctx)
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errCheck(err, "Failed to obtain node version")
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fmt.Printf("Version: %s\n", version)
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}
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syncState, err := eth2Client.(eth2client.NodeSyncingProvider).NodeSyncing(ctx)
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errCheck(err, "failed to obtain node sync state")
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fmt.Printf("Syncing: %t\n", syncState.SyncDistance != 0)
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os.Exit(_exitSuccess)
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},
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}
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func init() {
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nodeCmd.AddCommand(nodeInfoCmd)
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nodeFlags(nodeInfoCmd)
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}
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