GenesisTime gRPC Method

Parameters

Deze methode accepteert geen parameters

Retourzendingen

genesis_time

object

Bezig met laden...

seconds

geheel getal

Bezig met laden...

Verzoek

1
package main
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3
import (
4
	"context"
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	"crypto/tls"
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	"encoding/json"
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	"fmt"
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	"log"
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	"time"
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	"google.golang.org/grpc"
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	"google.golang.org/grpc/credentials"
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	minttypes "celestia-grpc/celestia/mint/v1"
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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.celestia-mainnet.quiknode.pro/abcde123456789
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// endpoint will be: docs-demo.celestia-mainnet.quiknode.pro:9090  {9090 is the port number for Celestia gRPC}
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// token will be : abcde123456789
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var token = "YOUR_TOKEN"
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var endpoint = "YOUR_ENDPOINT:9090"
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type auth struct {
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	token string
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}
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func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
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	return map[string]string{
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		"x-token": a.token,
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	}, nil
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}
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func (a *auth) RequireTransportSecurity() bool {
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	return false
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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.WithPerRPCCredentials(&auth{token}),
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	}
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	// Create gRPC connection
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	conn, err := grpc.Dial(endpoint, opts...)
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	if 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()
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	client := minttypes.NewQueryClient(conn)
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	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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	defer cancel()
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	genesisResp, err := client.GenesisTime(ctx, &minttypes.QueryGenesisTimeRequest{})
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	if err != nil {
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		log.Printf("Failed to query genesis time: %v", err)
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	} else {
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		jsonData, _ := json.MarshalIndent(genesisResp, "", "  ")
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		fmt.Println(string(jsonData))
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	}
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}

1
package main
2

3
import (
4
	"context"
5
	"crypto/tls"
6
	"encoding/json"
7
	"fmt"
8
	"log"
9
	"time"
10

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

14
	minttypes "celestia-grpc/celestia/mint/v1"
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
type auth struct {
26
	token string
27
}
28

29
func (a *auth) GetRequestMetadata(ctx context.Context, uri ...string) (map[string]string, error) {
30
	return map[string]string{
31
		"x-token": a.token,
32
	}, nil
33
}
34

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func (a *auth) RequireTransportSecurity() bool {
36
	return false
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}
38

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func main() {
40
	opts := []grpc.DialOption{
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		grpc.WithTransportCredentials(credentials.NewTLS(&tls.Config{})),
42
		grpc.WithPerRPCCredentials(&auth{token}),
43
	}
44

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	// Create gRPC connection
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	conn, err := grpc.Dial(endpoint, opts...)
47
	if err != nil {
48
		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 := minttypes.NewQueryClient(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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	genesisResp, err := client.GenesisTime(ctx, &minttypes.QueryGenesisTimeRequest{})
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	if err != nil {
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		log.Printf("Failed to query genesis time: %v", err)
60
	} else {
61
		jsonData, _ := json.MarshalIndent(genesisResp, "", "  ")
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		fmt.Println(string(jsonData))
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	}
64
}

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