github.com/deanMdreon/kafka-go@v0.4.32/addoffsetstotxn_test.go (about)

     1  package kafka
     2  
     3  import (
     4  	"context"
     5  	"log"
     6  	"net"
     7  	"os"
     8  	"strconv"
     9  	"testing"
    10  	"time"
    11  
    12  	ktesting "github.com/deanMdreon/kafka-go/testing"
    13  )
    14  
    15  func TestClientAddOffsetsToTxn(t *testing.T) {
    16  	if !ktesting.KafkaIsAtLeast("0.11.0") {
    17  		t.Skip("Skipping test because kafka version is not high enough.")
    18  	}
    19  	topic := makeTopic()
    20  	transactionalID := makeTransactionalID()
    21  	client, shutdown := newLocalClient()
    22  	defer shutdown()
    23  
    24  	err := clientCreateTopic(client, topic, 3)
    25  	if err != nil {
    26  		t.Fatal(err)
    27  	}
    28  
    29  	ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
    30  	defer cancel()
    31  	respc, err := waitForCoordinatorIndefinitely(ctx, client, &FindCoordinatorRequest{
    32  		Addr:    client.Addr,
    33  		Key:     transactionalID,
    34  		KeyType: CoordinatorKeyTypeConsumer,
    35  	})
    36  	if err != nil {
    37  		t.Fatal(err)
    38  	}
    39  
    40  	if respc.Error != nil {
    41  		t.Fatal(err)
    42  	}
    43  
    44  	groupID := makeGroupID()
    45  
    46  	group, err := NewConsumerGroup(ConsumerGroupConfig{
    47  		ID:                groupID,
    48  		Topics:            []string{topic},
    49  		Brokers:           []string{"localhost:9092"},
    50  		HeartbeatInterval: 2 * time.Second,
    51  		RebalanceTimeout:  2 * time.Second,
    52  		RetentionTime:     time.Hour,
    53  		Logger:            log.New(os.Stdout, "cg-test: ", 0),
    54  	})
    55  	if err != nil {
    56  		t.Fatal(err)
    57  	}
    58  	defer group.Close()
    59  
    60  	ctx, cancel = context.WithTimeout(context.Background(), time.Second*30)
    61  	defer cancel()
    62  	_, err = group.Next(ctx)
    63  	if err != nil {
    64  		t.Fatal(err)
    65  	}
    66  
    67  	ctx, cancel = context.WithTimeout(context.Background(), time.Second*30)
    68  	defer cancel()
    69  	respc, err = waitForCoordinatorIndefinitely(ctx, client, &FindCoordinatorRequest{
    70  		Addr:    client.Addr,
    71  		Key:     transactionalID,
    72  		KeyType: CoordinatorKeyTypeTransaction,
    73  	})
    74  	if err != nil {
    75  		t.Fatal(err)
    76  	}
    77  
    78  	transactionCoordinator := TCP(net.JoinHostPort(respc.Coordinator.Host, strconv.Itoa(int(respc.Coordinator.Port))))
    79  	client, shutdown = newClient(transactionCoordinator)
    80  	defer shutdown()
    81  
    82  	ipResp, err := client.InitProducerID(ctx, &InitProducerIDRequest{
    83  		TransactionalID:      transactionalID,
    84  		TransactionTimeoutMs: 10000,
    85  	})
    86  	if err != nil {
    87  		t.Fatal(err)
    88  	}
    89  
    90  	if ipResp.Error != nil {
    91  		t.Fatal(ipResp.Error)
    92  	}
    93  
    94  	defer func() {
    95  		err := clientEndTxn(client, &EndTxnRequest{
    96  			TransactionalID: transactionalID,
    97  			ProducerID:      ipResp.Producer.ProducerID,
    98  			ProducerEpoch:   ipResp.Producer.ProducerEpoch,
    99  			Committed:       false,
   100  		})
   101  		if err != nil {
   102  			t.Fatal(err)
   103  		}
   104  	}()
   105  
   106  	ctx, cancel = context.WithTimeout(context.Background(), time.Second*30)
   107  	defer cancel()
   108  
   109  	resp, err := client.AddOffsetsToTxn(ctx, &AddOffsetsToTxnRequest{
   110  		TransactionalID: transactionalID,
   111  		ProducerID:      ipResp.Producer.ProducerID,
   112  		ProducerEpoch:   ipResp.Producer.ProducerEpoch,
   113  		GroupID:         groupID,
   114  	})
   115  	if err != nil {
   116  		t.Fatal(err)
   117  	}
   118  
   119  	if resp.Error != nil {
   120  		t.Fatal(err)
   121  	}
   122  }