getBlockHeight gRPC Method - Solana gRPC

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पैरामीटर

commitment

डोरी

लोड हो रहा है...

PROCESSED

डोरी

लोड हो रहा है...

CONFIRMED

डोरी

लोड हो रहा है...

FINALIZED

डोरी

लोड हो रहा है...

रिटर्न

blockHeight

डोरी

लोड हो रहा है...

अनुरोध

1
पैकेज मुख्य
2

3
आयात (
4
	"प्रसंग"
5
	"क्रिप्टो/टीएलएस"
6
	"एफएमटी"
7
	"लकड़ी का लट्ठा"
8
	"समय"
9

10
	pb "yellowstone/proto"
11

12

13
	"google.golang.org/ grpc "
14
	"google.golang.org/ grpc /साख"
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
टोकन स्ट्रिंग
37
}
38

39
func (t tokenAuth) GetRequestMetadata(ctx context.Context, in ...string) (map[string]string, error) {
40
	वापस करना मानचित्र [ स्ट्रिंग ] स्ट्रिंग {
41
		"x-token": t.token,
42
	} , शून्य
43
}
44

45
func (tokenAuth) RequireTransportSecurity() bool {
46
	return true
47
}
48

49
समारोह मुख्य ( ) {
50
	opts := []grpc.DialOption{
51
grpc ( credentials.NewTLS ( & tls.Config { } ) )​​​​​​​
52
		grpc.WithKeepaliveParams(kacp),
53
		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Name)),
54
		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
55
	}
56

57
	conn, err := grpc.NewClient(endpoint, opts...)
58
	यदि त्रुटि != शून्य {
59
		log.Fatalf("Failed to connect: %v", err)
60
	}
61
	कनेक्शन स्थगित करें । बंद करें ( )
62

63
	client := pb.NewGeyserClient(conn)
64

65
    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
66
    defer cancel()
67

68
    blockheight, err := client.GetBlockHeight(ctx, &pb.GetBlockHeightRequest{})
69
	यदि त्रुटि != शून्य {
70
		log.Fatalf("Failed to get block height: %v", err)
71
	}
72
	fmt.Printf("  Block Height: %+v\n", blockheight)
73

74
}
75

1
पैकेज मुख्य
2

3
आयात (
4
	"प्रसंग"
5
	"क्रिप्टो/टीएलएस"
6
	"एफएमटी"
7
	"लकड़ी का लट्ठा"
8
	"समय"
9

10
	pb "yellowstone/proto"
11

12

13
	"google.golang.org/ grpc "
14
	"google.golang.org/ grpc /साख"
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
टोकन स्ट्रिंग
37
}
38

39
func (t tokenAuth) GetRequestMetadata(ctx context.Context, in ...string) (map[string]string, error) {
40
	वापस करना मानचित्र [ स्ट्रिंग ] स्ट्रिंग {
41
		"x-token": t.token,
42
	} , शून्य
43
}
44

45
func (tokenAuth) RequireTransportSecurity() bool {
46
	return true
47
}
48

49
समारोह मुख्य ( ) {
50
	opts := []grpc.DialOption{
51
grpc ( credentials.NewTLS ( & tls.Config { } ) )​​​​​​​
52
		grpc.WithKeepaliveParams(kacp),
53
		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(1024*1024*1024), grpc.UseCompressor(gzip.Name)),
54
		grpc.WithPerRPCCredentials(tokenAuth{token: token}),
55
	}
56

57
	conn, err := grpc.NewClient(endpoint, opts...)
58
	यदि त्रुटि != शून्य {
59
		log.Fatalf("Failed to connect: %v", err)
60
	}
61
	कनेक्शन स्थगित करें । बंद करें ( )
62

63
	client := pb.NewGeyserClient(conn)
64

65
    ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
66
    defer cancel()
67

68
    blockheight, err := client.GetBlockHeight(ctx, &pb.GetBlockHeightRequest{})
69
	यदि त्रुटि != शून्य {
70
		log.Fatalf("Failed to get block height: %v", err)
71
	}
72
	fmt.Printf("  Block Height: %+v\n", blockheight)
73

74
}
75

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: 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
अतुल्यकालिक समारोह मुख्य ( ) {
12
    const client = new Client(ENDPOINT, TOKEN, {
13
        grpcDefaultCompressionAlgorithm: 0, // 0 = gzip, 1 = zstd
14
    });
15
    await client.connect();
16

17
    try {
18
        const blockheight = await client.getBlockHeight();
19
        console.log(`Latest Blockheight: ${JSON.stringify(blockheight, null, 2)}`);
20
    } catch (error) {
21
        console.error("Error fetching Blockheight:", error);
22
    }
23
}
24

25
main()
26
    .catch((err) => {
27
        console.error("Unhandled error:", err);
28
        process.exit(1);
29
    });
30

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: 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
अतुल्यकालिक समारोह मुख्य ( ) {
12
    const client = new Client(ENDPOINT, TOKEN, {
13
        grpcDefaultCompressionAlgorithm: 0, // 0 = gzip, 1 = zstd
14
    });
15
    await client.connect();
16

17
    try {
18
        const blockheight = await client.getBlockHeight();
19
        console.log(`Latest Blockheight: ${JSON.stringify(blockheight, null, 2)}`);
20
    } catch (error) {
21
        console.error("Error fetching Blockheight:", error);
22
    }
23
}
24

25
main()
26
    .catch((err) => {
27
        console.error("Unhandled error:", err);
28
        process.exit(1);
29
    });
30

अब तक कोई खाता नहीं है?

अपना बनाएँ Quicknode endpoint कुछ ही सेकंड में निर्माण शुरू करें

मुफ़्त में शुरुआत करें