getBlockHeight 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.

参数

该方法不接受任何参数

退货

Blockheight

字符串

正在加载...

请求

1
包 main
2

3
导入 (
4
	"上下文"
5
	"crypto/tls"
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	"fmt"
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	"日志"
8
	"time"
9

10
	pb "yellowstone/proto"
11

12

13
	"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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)
18

19
// 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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)
28

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func main() {
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	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(凭证.NewTLS(&tls.配置{})),
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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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	如果 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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    blockheight, err := client.GetBlockHeight(ctx, &pb.GetBlockHeightRequest{})
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	如果 err != nil {
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		log.Fatalf("Failed to get block height: %v", err)
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	}
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	fmt.Printf("  Block Height: %+v\n", blockheight)
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}

1
包 main
2

3
导入 (
4
	"上下文"
5
	"crypto/tls"
6
	"fmt"
7
	"日志"
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"
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
	endpoint = "YOUR_QN_ENDPOINT:10000"
26
	token    = "YOUR_TOKEN_NUMBER"
27
)
28

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

37
	conn, err := grpc.NewClient(endpoint, opts...)
38
	如果 err != nil {
39
		log.Fatalf("Failed to connect: %v", err)
40
	}
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	defer conn.Close()
42

43
	client := pb.NewGeyserClient(conn)
44

45
    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
46
    defer cancel()
47

48
    blockheight, err := client.GetBlockHeight(ctx, &pb.GetBlockHeightRequest{})
49
	如果 err != nil {
50
		log.Fatalf("Failed to get block height: %v", err)
51
	}
52
	fmt.Printf("  Block Height: %+v\n", blockheight)
53

54
}

1
import Client 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

11
async 函数 main() {
12
    const client = new Client(ENDPOINT, TOKEN, {});
13

14
    try {
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        const blockheight = await client.getBlockHeight();
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        console.log(`Latest Blockheight: ${JSON.stringify(blockheight, null, 2)}`);
17
    } catch (error) {
18
        console.error("Error fetching Blockheight:", error);
19
    }
20
}
21

22
main()
23
    .catch((err) => {
24
        console.error("Unhandled error:", err);
25
        process.exit(1);
26
    });

1
import Client 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

11
async 函数 main() {
12
    const client = new Client(ENDPOINT, TOKEN, {});
13

14
    try {
15
        const blockheight = await client.getBlockHeight();
16
        console.log(`Latest Blockheight: ${JSON.stringify(blockheight, null, 2)}`);
17
    } catch (error) {
18
        console.error("Error fetching Blockheight:", error);
19
    }
20
}
21

22
main()
23
    .catch((err) => {
24
        console.error("Unhandled error:", err);
25
        process.exit(1);
26
    });

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