isBlockhashValid gRPC Method - Solana gRPC

Solana gRPC está incluido en los planes Scale y Business. En los planes Build y Accelerate, sigue estando disponible a través del complemento Solana gRPC.

Parámetros

blockhash

bytes

OBLIGATORIO

Cargando...

Devoluciones

valid

booleano

Cargando...

ranura

cadena

Cargando...

Solicitud

1
paquete principal
2

3
import (
4
	«contexto»
5
	«crypto/tls»
6
	«fmt»
7
	«registro»
8
	«tiempo»
9

10
	pb «yellowstone/proto»
11

12

13
	"google.golang.org/grpc"
14
	"google.golang.org/grpc/credentials"
15
	"google.golang.org/grpc/encoding/gzip"
16
	"google.golang.org/grpc/keepalive"
17
)
18

19
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
20
// For eg: QN Endpoint: https://docs-demo.solana-mainnet.quiknode.pro/abcde123456789
21
// endpoint will be: docs-demo.solana-mainnet.quiknode.pro:10000  {10000 is the port number for gRPC}
22
// token will be : abcde123456789
23

24
var (
25
	punto final = "TU_QN_ENDPOINT:10000"
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	token    = "TU_NÚMERO_DE_TOKEN"
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)
28

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func main() {
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	opts := []grpc.DialOption{
31
		grpc.WithTransportCredentials(credenciales.NewTLS(&tls.Config{})),
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		grpc.WithKeepaliveParams(kacp),
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		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Nombre)),
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		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
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	}
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	conn, err := grpc.NewClient(punto de conexión, opts...)
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	si err != nil {
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		registro.Fatalf(«Error al conectarse: %v», err)
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	}
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	aplazar conn.Cerrar()
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	cliente := pb.NewGeyserClient(conn)
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    ctx, cancel := contexto.WithTimeout(contexto.Background(), 10*vez.Segundo)
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    aplazar cancelar()
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    const BLOCKHASH_TO_CHECK = "FJcV9hJycVRkyHWf3P8qjxE2vLs6dF38RTZzZBNvNM1z"
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	isBlockhashValid, err := client.IsBlockhashValid(ctx, &pb.IsBlockhashValidRequest{
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		Blockhash: BLOCKHASH_TO_CHECK,
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	})
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	si err != nil {
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		log.Fatalf("Failed to check blockhash validity: %v", err)
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	}
56

57

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	fmt.Printf("Slot: %d\n", isBlockhashValid.Slot)
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	fmt.Printf("Valid: %v\n", isBlockhashValid.Valid)
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61

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}

1
paquete principal
2

3
import (
4
	«contexto»
5
	«crypto/tls»
6
	«fmt»
7
	«registro»
8
	«tiempo»
9

10
	pb «yellowstone/proto»
11

12

13
	"google.golang.org/grpc"
14
	"google.golang.org/grpc/credentials"
15
	"google.golang.org/grpc/encoding/gzip"
16
	"google.golang.org/grpc/keepalive"
17
)
18

19
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
20
// For eg: QN Endpoint: https://docs-demo.solana-mainnet.quiknode.pro/abcde123456789
21
// endpoint will be: docs-demo.solana-mainnet.quiknode.pro:10000  {10000 is the port number for gRPC}
22
// token will be : abcde123456789
23

24
var (
25
	punto final = "TU_QN_ENDPOINT:10000"
26
	token    = "TU_NÚMERO_DE_TOKEN"
27
)
28

29
func main() {
30
	opts := []grpc.DialOption{
31
		grpc.WithTransportCredentials(credenciales.NewTLS(&tls.Config{})),
32
		grpc.WithKeepaliveParams(kacp),
33
		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Nombre)),
34
		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
35
	}
36

37
	conn, err := grpc.NewClient(punto de conexión, opts...)
38
	si err != nil {
39
		registro.Fatalf(«Error al conectarse: %v», err)
40
	}
41
	aplazar conn.Cerrar()
42

43
	cliente := pb.NewGeyserClient(conn)
44

45
    ctx, cancel := contexto.WithTimeout(contexto.Background(), 10*vez.Segundo)
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    aplazar cancelar()
47

48
    const BLOCKHASH_TO_CHECK = "FJcV9hJycVRkyHWf3P8qjxE2vLs6dF38RTZzZBNvNM1z"
49

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	isBlockhashValid, err := client.IsBlockhashValid(ctx, &pb.IsBlockhashValidRequest{
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		Blockhash: BLOCKHASH_TO_CHECK,
52
	})
53
	si err != nil {
54
		log.Fatalf("Failed to check blockhash validity: %v", err)
55
	}
56

57

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	fmt.Printf("Slot: %d\n", isBlockhashValid.Slot)
59
	fmt.Printf("Valid: %v\n", isBlockhashValid.Valid)
60

61

62
}

1
import Client, { CommitmentLevel } from "@triton-one/yellowstone-grpc";
2

3
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
4
// For eg: QN Endpoint: https://docs-demo.solana-mainnet.quiknode.pro/abcde123456789
5
// endpoint will be: docs-demo.solana-mainnet.quiknode.pro:10000  {10000 is the port number for gRPC}
6
// token will be : abcde123456789
7

8
const PUNTO FINAL = "TU_QN_ENDPOINT:10000";
9
const TOKEN = "TU_NÚMERO_DE_TOKEN";
10

11
const BLOCKHASH_TO_CHECK = "FJcV9hJycVRkyHWf3P8qjxE2vLs6dF38RTZzZBNvNM1z";
12

13
asíncrono función main() {
14
    const client = new Client(ENDPOINT, TOKEN, {});
15

16
    const compromiso = NivelDeCompromiso.CONFIRMADO;
17

18
    prueba {
19
        const result = await client.isBlockhashValid(BLOCKHASH_TO_CHECK, commitment);
20
        console.log(`Blockhash validity check for ${BLOCKHASH_TO_CHECK}:`);
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        console.log(JSON.stringify(result, null, 2));
22

23
    } catch (error) {
24
        console.error("Error checking blockhash validity:", error);
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    }
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}
27

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principal()
29
    .captura((err) => {
30
        consola.error(«Error no gestionado:», err);
31
        proceso.salir(1);
32
    });

1
import Client, { CommitmentLevel } from "@triton-one/yellowstone-grpc";
2

3
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
4
// For eg: QN Endpoint: https://docs-demo.solana-mainnet.quiknode.pro/abcde123456789
5
// endpoint will be: docs-demo.solana-mainnet.quiknode.pro:10000  {10000 is the port number for gRPC}
6
// token will be : abcde123456789
7

8
const PUNTO FINAL = "TU_QN_ENDPOINT:10000";
9
const TOKEN = "TU_NÚMERO_DE_TOKEN";
10

11
const BLOCKHASH_TO_CHECK = "FJcV9hJycVRkyHWf3P8qjxE2vLs6dF38RTZzZBNvNM1z";
12

13
asíncrono función main() {
14
    const client = new Client(ENDPOINT, TOKEN, {});
15

16
    const compromiso = NivelDeCompromiso.CONFIRMADO;
17

18
    prueba {
19
        const result = await client.isBlockhashValid(BLOCKHASH_TO_CHECK, commitment);
20
        console.log(`Blockhash validity check for ${BLOCKHASH_TO_CHECK}:`);
21
        console.log(JSON.stringify(result, null, 2));
22

23
    } catch (error) {
24
        console.error("Error checking blockhash validity:", error);
25
    }
26
}
27

28
principal()
29
    .captura((err) => {
30
        consola.error(«Error no gestionado:», err);
31
        proceso.salir(1);
32
    });

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