EstimateGasPriceAndUsage gRPC Method

参数

tx_priority

字符串

必填

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TX_PRIORITY_UNSPECIFIED

整数

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TX_PRIORITY_LOW

整数

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TX_PRIORITY_MEDIUM

整数

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TX_PRIORITY_HIGH

整数

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tx_bytes

字符串

必填

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退货

estimated_gas_price

整数

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estimated_gas_used

整数

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请求

1
包 main
2

3
导入 (
4
	"上下文"
5
	"crypto/tls"
6
	"encoding/json"
7
	"fmt"
8
	"日志"
9
	"time"
10

11
	"google.golang.org/grpc"
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	"google.golang.org/grpc/credentials"
13

14
	gasestimation "celestia-grpc/celestia/core/v1/gas_estimation"
15
)
16

17
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
18
// For eg: QN Endpoint: https://docs-demo.celestia-mainnet.quiknode.pro/abcde123456789
19
// endpoint will be: docs-demo.celestia-mainnet.quiknode.pro:9090  {9090 is the port number for Celestia gRPC}
20
// token will be : abcde123456789
21

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var token = "YOUR_TOKEN"
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var endpoint = "YOUR_ENDPOINT:9090"
24

25
类型 auth 结构体 {
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	token 字符串
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}
28

29
func (a *auth) GetRequestMetadata(ctx 上下文.上下文, uri ...字符串) (map[字符串]字符串, error) {
30
	返回 map[字符串]字符串{
31
		“x-token”: a.令牌,
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	}, nil
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}
34

35
func (a *auth) RequireTransportSecurity() bool {
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	返回 false
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}
38

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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.WithPerRPC凭据(&auth{令牌}),
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	}
44

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	// Create gRPC connection
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	conn, err := grpc.Dial(endpoint, opts...)
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	如果 err != nil {
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		log.Fatalf("Failed to connect to Celestia gRPC server: %v", err)
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	}
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	defer conn.Close()
51

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	client := gasestimation.NewGasEstimatorClient(conn)
53

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	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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	defer cancel()
56

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	// Example transaction bytes (this would be your actual transaction in practice)
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	txBytes := []byte("SIGNED_TRANSACTION_BYTES")
59

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	resp, err := client.EstimateGasPriceAndUsage(ctx, &gasestimation.EstimateGasPriceAndUsageRequest{
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		TxPriority: gasestimation.TxPriority_TX_PRIORITY_MEDIUM,
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		TxBytes:    txBytes,
63
	})
64
	如果 err != nil {
65
		log.Fatalf("Failed to estimate gas price and usage: %v", err)
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	}
67

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	jsonData, err := json.MarshalIndent(resp, "", "  ")
69
	如果 err != nil {
70
		log.Printf("Error converting to JSON: %v", err)
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	} else {
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		fmt.Println("\nOutput:")
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		fmt.Println(string(jsonData))
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	}
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}

1
包 main
2

3
导入 (
4
	"上下文"
5
	"crypto/tls"
6
	"encoding/json"
7
	"fmt"
8
	"日志"
9
	"time"
10

11
	"google.golang.org/grpc"
12
	"google.golang.org/grpc/credentials"
13

14
	gasestimation "celestia-grpc/celestia/core/v1/gas_estimation"
15
)
16

17
// Quicknode endpoints consist of two crucial components: the endpoint name and the corresponding token
18
// For eg: QN Endpoint: https://docs-demo.celestia-mainnet.quiknode.pro/abcde123456789
19
// endpoint will be: docs-demo.celestia-mainnet.quiknode.pro:9090  {9090 is the port number for Celestia gRPC}
20
// token will be : abcde123456789
21

22
var token = "YOUR_TOKEN"
23
var endpoint = "YOUR_ENDPOINT:9090"
24

25
类型 auth 结构体 {
26
	token 字符串
27
}
28

29
func (a *auth) GetRequestMetadata(ctx 上下文.上下文, uri ...字符串) (map[字符串]字符串, error) {
30
	返回 map[字符串]字符串{
31
		“x-token”: a.令牌,
32
	}, nil
33
}
34

35
func (a *auth) RequireTransportSecurity() bool {
36
	返回 false
37
}
38

39
func main() {
40
	opts := []grpc.DialOption{
41
		grpc.WithTransportCredentials(凭证.NewTLS(&tls.配置{})),
42
		grpc.WithPerRPC凭据(&auth{令牌}),
43
	}
44

45
	// Create gRPC connection
46
	conn, err := grpc.Dial(endpoint, opts...)
47
	如果 err != nil {
48
		log.Fatalf("Failed to connect to Celestia gRPC server: %v", err)
49
	}
50
	defer conn.Close()
51

52
	client := gasestimation.NewGasEstimatorClient(conn)
53

54
	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
55
	defer cancel()
56

57
	// Example transaction bytes (this would be your actual transaction in practice)
58
	txBytes := []byte("SIGNED_TRANSACTION_BYTES")
59

60
	resp, err := client.EstimateGasPriceAndUsage(ctx, &gasestimation.EstimateGasPriceAndUsageRequest{
61
		TxPriority: gasestimation.TxPriority_TX_PRIORITY_MEDIUM,
62
		TxBytes:    txBytes,
63
	})
64
	如果 err != nil {
65
		log.Fatalf("Failed to estimate gas price and usage: %v", err)
66
	}
67

68
	jsonData, err := json.MarshalIndent(resp, "", "  ")
69
	如果 err != nil {
70
		log.Printf("Error converting to JSON: %v", err)
71
	} else {
72
		fmt.Println("\nOutput:")
73
		fmt.Println(string(jsonData))
74
	}
75
}

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