github.com/aiven/aiven-go-client@v1.36.0/examples/kafka_schemas/main.go (about)

     1  package main
     2  
     3  import (
     4  	"log"
     5  	"os"
     6  	"time"
     7  
     8  	client "github.com/aiven/aiven-go-client"
     9  )
    10  
    11  func main() {
    12  	// Create new user client
    13  	c, err := client.NewUserClient(
    14  		os.Getenv("AIVEN_USERNAME"),
    15  		os.Getenv("AIVEN_PASSWORD"), "aiven-go-client-test/"+client.Version())
    16  	if err != nil {
    17  		log.Fatalf("user authentication error: %s", err)
    18  	}
    19  
    20  	// Create new project
    21  	project, err := c.Projects.Create(client.CreateProjectRequest{
    22  		CardID:  client.ToStringPointer(os.Getenv("AIVEN_CARD_ID")),
    23  		Cloud:   client.ToStringPointer("google-europe-west1"),
    24  		Project: "kafka-schema1",
    25  	})
    26  	if err != nil {
    27  		log.Fatalf("project creation error: %s", err)
    28  	}
    29  
    30  	// Create new Kafka service inside the project
    31  	userConfig := make(map[string]interface{})
    32  	userConfig["kafka_version"] = "2.4"
    33  	userConfig["schema_registry"] = true
    34  
    35  	service, err := c.Services.Create(project.Name, client.CreateServiceRequest{
    36  		Cloud:                 "google-europe-west1",
    37  		GroupName:             "default",
    38  		MaintenanceWindow:     nil,
    39  		Plan:                  "business-4",
    40  		ProjectVPCID:          nil,
    41  		ServiceName:           "kafka-test-service",
    42  		ServiceType:           "kafka",
    43  		TerminationProtection: false,
    44  		UserConfig:            userConfig,
    45  		ServiceIntegrations:   nil,
    46  	})
    47  	if err != nil {
    48  		log.Fatalf("cannot create new Kafka service, error: %s", err)
    49  	}
    50  
    51  	for {
    52  		schema, err := c.KafkaSubjectSchemas.Add(project.Name, service.Name, "test1", client.KafkaSchemaSubject{Schema: `
    53  			{
    54  				"doc": "example",
    55  				"fields": [{
    56  					"default": 5,
    57  					"doc": "my test number",
    58  					"name": "test",
    59  					"namespace": "test",
    60  					"type": "int"
    61  				}],
    62  				"name": "example",
    63  				"namespace": "example",
    64  				"type": "record"
    65  			}
    66  		`,
    67  		})
    68  
    69  		if err != nil {
    70  			//service is not started yet, and creation of a new ACL is not available yet
    71  			if err.(client.Error).Status == 501 {
    72  				log.Print("Kafka service is not started yet, err :" + err.Error())
    73  				log.Print("Next attempt after 10 seconds delay ...")
    74  				time.Sleep(10 * time.Second)
    75  				continue
    76  			}
    77  
    78  			log.Fatalf("cannot create new Kafka Schema, error: %s", err)
    79  		}
    80  
    81  		log.Printf("Kafka Schema created, id %d", schema.Id)
    82  		break
    83  	}
    84  
    85  	_, err = c.KafkaGlobalSchemaConfig.Update(project.Name, service.Name, client.KafkaSchemaConfig{CompatibilityLevel: "FULL"})
    86  	if err != nil {
    87  		log.Fatalf("cannot update Kafka Schema Configuration, error: %s", err)
    88  	}
    89  }