getSlot gRPC Method - Solana gRPC

Solana gRPC is included with Scale plans and up. Learn more on our pricing page.

매개변수

헌신

문자열

로딩 중...

PROCESSED

문자열

로딩 중...

CONFIRMED

문자열

로딩 중...

FINALIZED

문자열

로딩 중...

반품

슬롯

문자열

로딩 중...

요청

1
패키지 main
2

3
가져오기 (
4
	"문맥"
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	"crypto/tls"
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	"fmt"
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	"로그"
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	"시간"
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	pb "yellowstone/proto"
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	"google.golang.grpc"
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	"google.golang.grpc"
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	"google.golang.org/grpc/encoding/gzip"
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	"google.golang.org/grpc/keepalive"
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)
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// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
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// For eg: QN Endpoint: https://docs-demo.solana-mainnet.quiknode.pro/abcde123456789
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// endpoint will be: docs-demo.solana-mainnet.quiknode.pro:443  {443 is the port number for gRPC}
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// token will be : abcde123456789
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var (
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	endpoint = "YOUR_QN_ENDPOINT:443"
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	token    = "YOUR_TOKEN_NUMBER"
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)
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var kacp = keepalive.ClientParameters{
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	Time:                10 * time.Second,
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	Timeout:             time.Second,
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	PermitWithoutStream: true,
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}
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type tokenAuth struct {
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	토큰 문자열
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}
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func (t tokenAuth) GetRequestMetadata(ctx context.Context, in ...string) (map[string]string, error) {
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	돌아가기 맵[문자열]문자열{
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		"x-token": t.token,
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	}, nil
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}
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func (tokenAuth) RequireTransportSecurity() bool {
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	return true
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}
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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentialsWithTransportCredentials (인증 정보.NewTLS(&tls.Config{})),
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		grpc.WithKeepaliveParams(kacp),
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		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Name)),
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		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
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	}
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	conn, err := grpc.NewClient(endpoint, opts...)
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	만약 err != nil {
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		log.Fatalf("Failed to connect: %v", err)
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	}
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	이연 conn.닫기()
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	client := pb.NewGeyserClient(conn)
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    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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    defer cancel()
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    getSlot, err := client.GetSlot(ctx, &pb.GetSlotRequest{})
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	만약 err != nil {
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		log.Fatalf("Failed to get slot: %v", err)
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	}
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	fmt.Printf("  Get Slot: %+v\n", getSlot)
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}
75

1
패키지 main
2

3
가져오기 (
4
	"문맥"
5
	"crypto/tls"
6
	"fmt"
7
	"로그"
8
	"시간"
9

10
	pb "yellowstone/proto"
11

12

13
	"google.golang.grpc"
14
	"google.golang.grpc"
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:443  {443 is the port number for gRPC}
22
// token will be : abcde123456789
23

24
var (
25
	endpoint = "YOUR_QN_ENDPOINT:443"
26
	token    = "YOUR_TOKEN_NUMBER"
27
)
28

29
var kacp = keepalive.ClientParameters{
30
	Time:                10 * time.Second,
31
	Timeout:             time.Second,
32
	PermitWithoutStream: true,
33
}
34

35
type tokenAuth struct {
36
	토큰 문자열
37
}
38

39
func (t tokenAuth) GetRequestMetadata(ctx context.Context, in ...string) (map[string]string, error) {
40
	돌아가기 맵[문자열]문자열{
41
		"x-token": t.token,
42
	}, nil
43
}
44

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func (tokenAuth) RequireTransportSecurity() bool {
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	return true
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}
48

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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentialsWithTransportCredentials (인증 정보.NewTLS(&tls.Config{})),
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		grpc.WithKeepaliveParams(kacp),
53
		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Name)),
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		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
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	}
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	conn, err := grpc.NewClient(endpoint, opts...)
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	만약 err != nil {
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		log.Fatalf("Failed to connect: %v", err)
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	}
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	이연 conn.닫기()
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	client := pb.NewGeyserClient(conn)
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    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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    defer cancel()
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    getSlot, err := client.GetSlot(ctx, &pb.GetSlotRequest{})
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	만약 err != nil {
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		log.Fatalf("Failed to get slot: %v", err)
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	}
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	fmt.Printf("  Get Slot: %+v\n", getSlot)
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}
75

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: https://docs-demo.solana-mainnet.quiknode.pro:443  {443 is the port number for gRPC}
6
// token will be : abcde123456789
7

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const ENDPOINT = "https://YOUR_QN_ENDPOINT:443";
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const TOKEN = "YOUR_TOKEN_NUMBER";
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async 함수 main() {
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    const client = new Client(ENDPOINT, TOKEN, {
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        grpcDefaultCompressionAlgorithm: 0, // 0 = gzip, 1 = zstd
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    });
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    await client.connect();
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    const commitment = CommitmentLevel.CONFIRMED;
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    try {
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        const slot = await client.getSlot(commitment);
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        console.log(`Slot Number: ${JSON.stringify(slot, null, 2)}`);
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    } catch (error) {
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        console.error("Error fetching current slot:", error);
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    }
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}
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main()
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    .catch((err) => {
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        console.error("Unhandled error:", err);
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        process.exit(1);
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    });
33

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: https://docs-demo.solana-mainnet.quiknode.pro:443  {443 is the port number for gRPC}
6
// token will be : abcde123456789
7

8
const ENDPOINT = "https://YOUR_QN_ENDPOINT:443";
9
const TOKEN = "YOUR_TOKEN_NUMBER";
10

11
async 함수 main() {
12
    const client = new Client(ENDPOINT, TOKEN, {
13
        grpcDefaultCompressionAlgorithm: 0, // 0 = gzip, 1 = zstd
14
    });
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    await client.connect();
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    const commitment = CommitmentLevel.CONFIRMED;
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    try {
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        const slot = await client.getSlot(commitment);
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        console.log(`Slot Number: ${JSON.stringify(slot, null, 2)}`);
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    } catch (error) {
24
        console.error("Error fetching current slot:", error);
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    }
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}
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main()
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    .catch((err) => {
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        console.error("Unhandled error:", err);
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        process.exit(1);
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    });
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