frostfs-node/cmd/neofs-cli/modules/netmap.go

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package cmd
import (
"context"
"encoding/hex"
"fmt"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neo-go/pkg/config/netmode"
"github.com/nspcc-dev/neofs-api-go/pkg/netmap"
"github.com/nspcc-dev/neofs-api-go/util/signature"
"github.com/nspcc-dev/neofs-node/pkg/services/control"
controlSvc "github.com/nspcc-dev/neofs-node/pkg/services/control/server"
"github.com/spf13/cobra"
)
var (
nodeInfoJSON bool
netmapSnapshotJSON bool
)
// netmapCmd represents the netmap command
var netmapCmd = &cobra.Command{
Use: "netmap",
Short: "Operations with Network Map",
Long: `Operations with Network Map`,
}
func init() {
rootCmd.AddCommand(netmapCmd)
netmapCmd.AddCommand(
getEpochCmd,
localNodeInfoCmd,
snapshotCmd,
netInfoCmd,
)
localNodeInfoCmd.Flags().BoolVar(&nodeInfoJSON, "json", false, "print node info in JSON format")
snapshotCmd.Flags().BoolVar(&netmapSnapshotJSON, "json", false,
"print netmap structure in JSON format")
}
var getEpochCmd = &cobra.Command{
Use: "epoch",
Short: "Get current epoch number",
Long: "Get current epoch number",
RunE: func(cmd *cobra.Command, args []string) error {
key, err := getKey()
if err != nil {
return err
}
cli, err := getSDKClient(key)
if err != nil {
return err
}
netInfo, err := cli.NetworkInfo(context.Background(), globalCallOptions()...)
if err != nil {
return fmt.Errorf("rpc error: %w", err)
}
fmt.Println(netInfo.CurrentEpoch())
return nil
},
}
var localNodeInfoCmd = &cobra.Command{
Use: "nodeinfo",
Short: "Get local node info",
Long: `Get local node info`,
RunE: func(cmd *cobra.Command, args []string) error {
key, err := getKey()
if err != nil {
return err
}
cli, err := getSDKClient(key)
if err != nil {
return err
}
nodeInfo, err := cli.EndpointInfo(context.Background(), globalCallOptions()...)
if err != nil {
return fmt.Errorf("rpc error: %w", err)
}
prettyPrintNodeInfo(nodeInfo.NodeInfo(), nodeInfoJSON)
return nil
},
}
var snapshotCmd = &cobra.Command{
Use: "snapshot",
Short: "Get network map snapshot",
Long: "Get network map snapshot",
RunE: func(cmd *cobra.Command, args []string) error {
key, err := getKey()
if err != nil {
return err
}
req := new(control.NetmapSnapshotRequest)
req.SetBody(new(control.NetmapSnapshotRequest_Body))
if err := controlSvc.SignMessage(key, req); err != nil {
return err
}
cli, err := getSDKClient(key)
if err != nil {
return err
}
resp, err := control.NetmapSnapshot(cli.Raw(), req)
if err != nil {
return err
}
sign := resp.GetSignature()
if err := signature.VerifyDataWithSource(resp, func() ([]byte, []byte) {
return sign.GetKey(), sign.GetSign()
}); err != nil {
return err
}
prettyPrintNetmap(resp.GetBody().GetNetmap(), netmapSnapshotJSON)
return nil
},
}
var netInfoCmd = &cobra.Command{
Use: "netinfo",
Short: "Get information about NeoFS network",
Long: "Get information about NeoFS network",
RunE: func(cmd *cobra.Command, args []string) error {
key, err := getKey()
if err != nil {
return err
}
cli, err := getSDKClient(key)
if err != nil {
return err
}
netInfo, err := cli.NetworkInfo(context.Background(), globalCallOptions()...)
if err != nil {
return fmt.Errorf("rpc error: %w", err)
}
cmd.Printf("Epoch: %d\n", netInfo.CurrentEpoch())
magic := netInfo.MagicNumber()
cmd.Printf("Network magic: [%s] %d\n", netmode.Magic(magic), magic)
return nil
},
}
func prettyPrintNodeInfo(i *netmap.NodeInfo, jsonEncoding bool) {
if jsonEncoding {
printJSONMarshaler(i, "node info")
return
}
fmt.Println("key:", hex.EncodeToString(i.PublicKey()))
fmt.Println("address:", i.Address())
fmt.Println("state:", i.State())
for _, attribute := range i.Attributes() {
fmt.Printf("attribute: %s=%s\n", attribute.Key(), attribute.Value())
}
}
func prettyPrintNetmap(nm *control.Netmap, jsonEncoding bool) {
if jsonEncoding {
printJSONMarshaler(nm, "netmap")
return
}
fmt.Println("Epoch:", nm.GetEpoch())
for i, node := range nm.GetNodes() {
fmt.Printf("Node %d: %s %s %s\n", i+1,
base58.Encode(node.GetPublicKey()),
node.GetAddress(),
node.GetState(),
)
for _, attr := range node.GetAttributes() {
fmt.Printf("\t%s: %s\n", attr.GetKey(), attr.GetValue())
}
}
}