ListNodes gRPC Method

Paramètres

Cette méthode n'accepte aucun paramètre

Renvoie

nodes

tableau

Chargement...

adresse

objet

Chargement...

host

chaîne de caractères

Chargement...

port

entier

Chargement...

erreur

objet

Chargement...

Requête

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
    "encoding/json"
7
	"fmt"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

20
var token = "YOUR_TOKEN"
21
var endpoint = "YOUR_ENDPOINT:50051"
22

23

24
type auth struct {
25
	token string
26
}
27

28
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
30
		"x-token": a.token,
31
	}, nil
32
}
33

34
func (a *auth) RequireTransportSecurity() bool {
35
	return false
36
}
37

38
func main() {
39
	opts := []grpc.DialOption{
40
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
41
		grpc.WithPerRPCCredentials(&auth{token}),
42
	}
43
	conn := client.NewGrpcClient(endpoint)
44
	if err := conn.Start(opts...); err != nil {
45
		panic(err)
46
	}
47

48
	fmt.Println("Listing network nodes:")
49
	nodes, err := conn.ListNodes()
50
	if err != nil {
51
		fmt.Printf("Error listing nodes: %v\n", err)
52
		return
53
	}
54

55
	nodeJSON, err := json.MarshalIndent(nodes, "", "  ")
56
	if err != nil {
57
		fmt.Printf("Erreur lors du marshaling en JSON : %v\n", err)
58
		return
59
	}
60

61
	fmt.Println(string(nodeJSON))
62

63
}

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
    "encoding/json"
7
	"fmt"
8

9
	"github.com/fbsobreira/gotron-sdk/pkg/client"
10
	"google.golang.org/grpc"
11
	"google.golang.org/grpc/credentials"
12
)
13

14

15
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
16
// For eg: QN Endpoint: https://docs-demo.tron-mainnet.quiknode.pro/abcde123456789
17
// endpoint will be: docs-demo.tron-mainnet.quiknode.pro:50051  {50051 is the port number for Tron gRPC}
18
// token will be : abcde123456789
19

20
var token = "YOUR_TOKEN"
21
var endpoint = "YOUR_ENDPOINT:50051"
22

23

24
type auth struct {
25
	token string
26
}
27

28
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
29
	return map[string]string{
30
		"x-token": a.token,
31
	}, nil
32
}
33

34
func (a *auth) RequireTransportSecurity() bool {
35
	return false
36
}
37

38
func main() {
39
	opts := []grpc.DialOption{
40
		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
41
		grpc.WithPerRPCCredentials(&auth{token}),
42
	}
43
	conn := client.NewGrpcClient(endpoint)
44
	if err := conn.Start(opts...); err != nil {
45
		panic(err)
46
	}
47

48
	fmt.Println("Listing network nodes:")
49
	nodes, err := conn.ListNodes()
50
	if err != nil {
51
		fmt.Printf("Error listing nodes: %v\n", err)
52
		return
53
	}
54

55
	nodeJSON, err := json.MarshalIndent(nodes, "", "  ")
56
	if err != nil {
57
		fmt.Printf("Erreur lors du marshaling en JSON : %v\n", err)
58
		return
59
	}
60

61
	fmt.Println(string(nodeJSON))
62

63
}

Vous n'avez pas encore de compte ?

Créez votre endpoint Quicknode en quelques secondes et commencez à développer

Commencez gratuitement