getSlot gRPC Method - Solana gRPC

Solana gRPC is included with Scale and Business plans. On Build and Accelerate plans, it remains available via the Solana gRPC add-on.

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リクエスト

1
パッケージ main
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import (
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	「文脈」
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	"crypto/tls"
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	"fmt"
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	「log」
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	"time"
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	pb "yellowstone/proto"
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	"google.golang.org/grpc"
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	"google.golang.org/grpc/credentials"
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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:10000  {10000 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:10000"
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	token    = "YOUR_TOKEN_NUMBER"
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)
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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.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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	もし err != nil {
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		log.Fatalf("Failed to connect: %v", err)
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	}
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	defer conn.Close()
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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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	もし 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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}

1
パッケージ main
2

3
import (
4
	「文脈」
5
	"crypto/tls"
6
	"fmt"
7
	「log」
8
	"time"
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"
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	"google.golang.org/grpc/keepalive"
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)
18

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// 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

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var (
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	endpoint = "YOUR_QN_ENDPOINT:10000"
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	token    = "YOUR_TOKEN_NUMBER"
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)
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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.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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	もし err != nil {
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		log.Fatalf("Failed to connect: %v", err)
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	}
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	defer conn.Close()
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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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	もし 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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}

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

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// 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}
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// token will be : abcde123456789
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const ENDPOINT = "YOUR_QN_ENDPOINT:10000";
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const TOKEN = "YOUR_TOKEN_NUMBER";
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async 関数 main() {
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    const client = new Client(ENDPOINT, TOKEN, {});
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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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    });

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 ENDPOINT = "YOUR_QN_ENDPOINT:10000";
9
const TOKEN = "YOUR_TOKEN_NUMBER";
10

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async 関数 main() {
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    const client = new Client(ENDPOINT, TOKEN, {});
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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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    });

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