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functional_producer_test.go
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//go:build functional
// +build functional
package sarama
import (
"context"
"errors"
"fmt"
"os"
"strconv"
"strings"
"sync"
"testing"
"time"
toxiproxy "github.com/Shopify/toxiproxy/v2/client"
"github.com/rcrowley/go-metrics"
"github.com/stretchr/testify/require"
)
const TestBatchSize = 1000
func TestFuncProducing(t *testing.T) {
config := NewTestConfig()
testProducingMessages(t, config)
}
func TestFuncProducingGzip(t *testing.T) {
config := NewTestConfig()
config.Producer.Compression = CompressionGZIP
testProducingMessages(t, config)
}
func TestFuncProducingSnappy(t *testing.T) {
config := NewTestConfig()
config.Producer.Compression = CompressionSnappy
testProducingMessages(t, config)
}
func TestFuncProducingZstd(t *testing.T) {
config := NewTestConfig()
config.Version = V2_1_0_0
config.Producer.Compression = CompressionZSTD
testProducingMessages(t, config)
}
func TestFuncProducingNoResponse(t *testing.T) {
config := NewTestConfig()
config.Producer.RequiredAcks = NoResponse
testProducingMessages(t, config)
}
func TestFuncProducingFlushing(t *testing.T) {
config := NewTestConfig()
config.Producer.Flush.Messages = TestBatchSize / 8
config.Producer.Flush.Frequency = 250 * time.Millisecond
testProducingMessages(t, config)
}
func TestFuncMultiPartitionProduce(t *testing.T) {
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Return.Successes = true
producer, err := NewSyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
if err != nil {
t.Fatal(err)
}
var wg sync.WaitGroup
wg.Add(TestBatchSize)
for i := 1; i <= TestBatchSize; i++ {
go func(i int) {
defer wg.Done()
msg := &ProducerMessage{Topic: "test.64", Key: nil, Value: StringEncoder(fmt.Sprintf("hur %d", i))}
if _, _, err := producer.SendMessage(msg); err != nil {
t.Error(i, err)
}
}(i)
}
wg.Wait()
if err := producer.Close(); err != nil {
t.Error(err)
}
}
func TestFuncTxnProduceNoBegin(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduceNoBegin"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Retry.Max = 50
config.Consumer.IsolationLevel = ReadCommitted
config.Producer.Return.Errors = true
config.Producer.Transaction.Retry.Max = 200
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
producerError := <-producer.Errors()
require.Error(t, producerError)
}
func TestFuncTxnCommitNoMessages(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnCommitNoMessages"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Retry.Max = 50
config.Consumer.IsolationLevel = ReadCommitted
config.Producer.Return.Errors = true
config.Producer.Transaction.Retry.Max = 200
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
err = producer.BeginTxn()
require.NoError(t, err)
err = producer.AbortTxn()
require.NoError(t, err)
err = producer.BeginTxn()
require.NoError(t, err)
err = producer.CommitTxn()
require.NoError(t, err)
}
func TestFuncTxnProduce(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduce"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
consumer, err := NewConsumer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, NewTestConfig())
require.NoError(t, err)
defer nonTransactionalProducer.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
err = producer.BeginTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
}
err = producer.CommitTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
}
}
func TestFuncTxnProduceWithBrokerFailure(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduceWithBrokerFailure"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
consumer, err := NewConsumer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, NewTestConfig())
require.NoError(t, err)
defer nonTransactionalProducer.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
txCoordinator, _ := producer.(*asyncProducer).client.TransactionCoordinator(config.Producer.Transaction.ID)
err = producer.BeginTxn()
require.NoError(t, err)
if err := stopDockerTestBroker(context.Background(), txCoordinator.id); err != nil {
t.Fatal(err)
}
defer func() {
if err := startDockerTestBroker(context.Background(), txCoordinator.id); err != nil {
t.Fatal(err)
}
t.Logf("\n")
}()
for i := 0; i < 1; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
}
err = producer.CommitTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
}
}
func TestFuncTxnProduceEpochBump(t *testing.T) {
checkKafkaVersion(t, "2.6.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduceEpochBump"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V2_6_0_0
consumer, err := NewConsumer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, NewTestConfig())
require.NoError(t, err)
defer nonTransactionalProducer.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
err = producer.BeginTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
}
err = producer.CommitTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
}
err = producer.BeginTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
}
err = producer.CommitTxn()
require.NoError(t, err)
for i := 0; i < 1; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
}
}
func TestFuncInitProducerId3(t *testing.T) {
checkKafkaVersion(t, "2.6.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncInitProducerId3"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Retry.Max = 50
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V2_6_0_0
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
require.Equal(t, true, producer.(*asyncProducer).txnmgr.coordinatorSupportsBumpingEpoch)
}
type messageHandler struct {
*testing.T
h func(*ConsumerMessage)
started sync.WaitGroup
}
func (h *messageHandler) Setup(s ConsumerGroupSession) error { return nil }
func (h *messageHandler) Cleanup(s ConsumerGroupSession) error { return nil }
func (h *messageHandler) ConsumeClaim(sess ConsumerGroupSession, claim ConsumerGroupClaim) error {
h.started.Done()
for msg := range claim.Messages() {
h.Logf("consumed msg %v", msg)
h.h(msg)
}
return nil
}
func TestFuncTxnProduceAndCommitOffset(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduceAndCommitOffset"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Consumer.Offsets.AutoCommit.Enable = false
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
client, err := NewClient(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer client.Close()
admin, err := NewClusterAdminFromClient(client)
require.NoError(t, err)
defer admin.Close()
producer, err := NewAsyncProducerFromClient(client)
require.NoError(t, err)
defer producer.Close()
cg, err := NewConsumerGroupFromClient("test-produce", client)
require.NoError(t, err)
defer cg.Close()
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
handler := &messageHandler{}
handler.T = t
handler.h = func(msg *ConsumerMessage) {
err := producer.BeginTxn()
require.NoError(t, err)
producer.Input() <- &ProducerMessage{Topic: "test.1", Value: StringEncoder("test-prod")}
err = producer.AddMessageToTxn(msg, "test-produce", nil)
require.NoError(t, err)
err = producer.CommitTxn()
require.NoError(t, err)
}
handler.started.Add(4)
go func() {
err = cg.Consume(ctx, []string{"test.4"}, handler)
require.NoError(t, err)
}()
handler.started.Wait()
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, NewTestConfig())
require.NoError(t, err)
defer nonTransactionalProducer.Close()
consumer, err := NewConsumerFromClient(client)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
for i := 0; i < 1; i++ {
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.4", Key: nil, Value: StringEncoder("test")}
}
for i := 0; i < 1; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
}
topicPartitions := make(map[string][]int32)
topicPartitions["test.4"] = []int32{0, 1, 2, 3}
topicsDescription, err := admin.ListConsumerGroupOffsets("test-produce", topicPartitions)
require.NoError(t, err)
for _, partition := range topicPartitions["test.4"] {
block := topicsDescription.GetBlock("test.4", partition)
_ = client.RefreshMetadata("test.4")
lastOffset, err := client.GetOffset("test.4", partition, OffsetNewest)
require.NoError(t, err)
if block.Offset > -1 {
require.Equal(t, lastOffset, block.Offset)
}
}
}
func TestFuncTxnProduceMultiTxn(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnProduceMultiTxn"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
configSecond := NewTestConfig()
configSecond.ChannelBufferSize = 20
configSecond.Producer.Flush.Frequency = 50 * time.Millisecond
configSecond.Producer.Flush.Messages = 200
configSecond.Producer.Idempotent = true
configSecond.Producer.Transaction.ID = "TestFuncTxnProduceMultiTxn-second"
configSecond.Producer.RequiredAcks = WaitForAll
configSecond.Producer.Retry.Max = 50
configSecond.Consumer.IsolationLevel = ReadCommitted
configSecond.Net.MaxOpenRequests = 1
configSecond.Version = V0_11_0_0
consumer, err := NewConsumer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
nonTransactionalConfig := NewTestConfig()
nonTransactionalConfig.Producer.Return.Successes = true
nonTransactionalConfig.Producer.Return.Errors = true
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, nonTransactionalConfig)
require.NoError(t, err)
defer nonTransactionalProducer.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
producer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
defer producer.Close()
producerSecond, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, configSecond)
require.NoError(t, err)
defer producerSecond.Close()
err = producer.BeginTxn()
require.NoError(t, err)
for i := 0; i < 2; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test-committed")}
}
err = producerSecond.BeginTxn()
require.NoError(t, err)
for i := 0; i < 2; i++ {
producerSecond.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test-aborted")}
}
err = producer.CommitTxn()
require.NoError(t, err)
err = producerSecond.AbortTxn()
require.NoError(t, err)
for i := 0; i < 2; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
require.Equal(t, "test-committed", string(msg.Value))
}
}
func TestFuncTxnAbortedProduce(t *testing.T) {
checkKafkaVersion(t, "0.11.0.0")
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ChannelBufferSize = 20
config.Producer.Flush.Frequency = 50 * time.Millisecond
config.Producer.Flush.Messages = 200
config.Producer.Idempotent = true
config.Producer.Transaction.ID = "TestFuncTxnAbortedProduce"
config.Producer.RequiredAcks = WaitForAll
config.Producer.Return.Successes = true
config.Producer.Transaction.Retry.Max = 200
config.Consumer.IsolationLevel = ReadCommitted
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
client, err := NewClient(FunctionalTestEnv.KafkaBrokerAddrs, config)
require.NoError(t, err)
consumer, err := NewConsumerFromClient(client)
require.NoError(t, err)
defer consumer.Close()
pc, err := consumer.ConsumePartition("test.1", 0, OffsetNewest)
msgChannel := pc.Messages()
require.NoError(t, err)
defer pc.Close()
nonTransactionalConfig := NewTestConfig()
nonTransactionalConfig.Producer.Return.Successes = true
nonTransactionalConfig.Producer.Return.Errors = true
nonTransactionalProducer, err := NewAsyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, nonTransactionalConfig)
require.NoError(t, err)
defer nonTransactionalProducer.Close()
// Ensure consumer is started
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("test")}
<-msgChannel
producer, err := NewAsyncProducerFromClient(client)
require.NoError(t, err)
defer producer.Close()
err = producer.BeginTxn()
require.NoError(t, err)
for i := 0; i < 2; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("transactional")}
}
for i := 0; i < 2; i++ {
<-producer.Successes()
}
err = producer.AbortTxn()
require.NoError(t, err)
for i := 0; i < 2; i++ {
nonTransactionalProducer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder("non-transactional")}
<-nonTransactionalProducer.Successes()
}
for i := 0; i < 2; i++ {
msg := <-msgChannel
t.Logf("Received %s from %s-%d at offset %d", msg.Value, msg.Topic, msg.Partition, msg.Offset)
require.Equal(t, "non-transactional", string(msg.Value))
}
}
func TestFuncProducingToInvalidTopic(t *testing.T) {
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
producer, err := NewSyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, nil)
if err != nil {
t.Fatal(err)
}
if _, _, err := producer.SendMessage(&ProducerMessage{Topic: "in/valid"}); !errors.Is(err, ErrUnknownTopicOrPartition) && !errors.Is(err, ErrInvalidTopic) {
t.Error("Expected ErrUnknownTopicOrPartition, found", err)
}
safeClose(t, producer)
}
func TestFuncProducingIdempotentWithBrokerFailure(t *testing.T) {
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.Producer.Flush.Frequency = 250 * time.Millisecond
config.Producer.Idempotent = true
config.Producer.Timeout = 500 * time.Millisecond
config.Producer.Retry.Max = 1
config.Producer.Retry.Backoff = 500 * time.Millisecond
config.Producer.Return.Successes = true
config.Producer.Return.Errors = true
config.Producer.RequiredAcks = WaitForAll
config.Net.MaxOpenRequests = 1
config.Version = V0_11_0_0
producer, err := NewSyncProducer(FunctionalTestEnv.KafkaBrokerAddrs, config)
if err != nil {
t.Fatal(err)
}
defer safeClose(t, producer)
// Successfully publish a few messages
for i := 0; i < 10; i++ {
_, _, err = producer.SendMessage(&ProducerMessage{
Topic: "test.1",
Value: StringEncoder(fmt.Sprintf("%d message", i)),
})
if err != nil {
t.Fatal(err)
}
}
// break the brokers.
for proxyName, proxy := range FunctionalTestEnv.Proxies {
if !strings.Contains(proxyName, "kafka") {
continue
}
if err := proxy.Disable(); err != nil {
t.Fatal(err)
}
}
// This should fail hard now
for i := 10; i < 20; i++ {
_, _, err = producer.SendMessage(&ProducerMessage{
Topic: "test.1",
Value: StringEncoder(fmt.Sprintf("%d message", i)),
})
if err == nil {
t.Fatal(err)
}
}
// Now bring the proxy back up
for proxyName, proxy := range FunctionalTestEnv.Proxies {
if !strings.Contains(proxyName, "kafka") {
continue
}
if err := proxy.Enable(); err != nil {
t.Fatal(err)
}
}
// We should be able to publish again (once everything calms down)
// (otherwise it times out)
for {
_, _, err = producer.SendMessage(&ProducerMessage{
Topic: "test.1",
Value: StringEncoder("comeback message"),
})
if err == nil {
break
}
}
}
func TestInterceptors(t *testing.T) {
config := NewTestConfig()
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config.Producer.Return.Successes = true
config.Consumer.Return.Errors = true
config.Producer.Interceptors = []ProducerInterceptor{&appendInterceptor{i: 0}, &appendInterceptor{i: 100}}
config.Consumer.Interceptors = []ConsumerInterceptor{&appendInterceptor{i: 20}}
client, err := NewClient(FunctionalTestEnv.KafkaBrokerAddrs, config)
if err != nil {
t.Fatal(err)
}
initialOffset, err := client.GetOffset("test.1", 0, OffsetNewest)
if err != nil {
t.Fatal(err)
}
producer, err := NewAsyncProducerFromClient(client)
if err != nil {
t.Fatal(err)
}
for i := 0; i < 10; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder(TestMessage)}
}
for i := 0; i < 10; i++ {
select {
case msg := <-producer.Errors():
t.Error(msg.Err)
case msg := <-producer.Successes():
v, _ := msg.Value.Encode()
expected := TestMessage + strconv.Itoa(i) + strconv.Itoa(i+100)
if string(v) != expected {
t.Errorf("Interceptor should have incremented the value, got %s, expected %s", v, expected)
}
}
}
safeClose(t, producer)
master, err := NewConsumerFromClient(client)
if err != nil {
t.Fatal(err)
}
consumer, err := master.ConsumePartition("test.1", 0, initialOffset)
if err != nil {
t.Fatal(err)
}
for i := 0; i < 10; i++ {
select {
case <-time.After(10 * time.Second):
t.Fatal("Not received any more events in the last 10 seconds.")
case err := <-consumer.Errors():
t.Error(err)
case msg := <-consumer.Messages():
prodInteExpectation := strconv.Itoa(i) + strconv.Itoa(i+100)
consInteExpectation := strconv.Itoa(i + 20)
expected := TestMessage + prodInteExpectation + consInteExpectation
v := string(msg.Value)
if v != expected {
t.Errorf("Interceptor should have incremented the value, got %s, expected %s", v, expected)
}
}
}
safeClose(t, consumer)
safeClose(t, client)
}
func testProducingMessages(t *testing.T, config *Config) {
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
// Configure some latency in order to properly validate the request latency metric
for _, proxy := range FunctionalTestEnv.Proxies {
if _, err := proxy.AddToxic("", "latency", "", 1, toxiproxy.Attributes{"latency": 10}); err != nil {
t.Fatal("Unable to configure latency toxicity", err)
}
}
config.Producer.Return.Successes = true
config.Consumer.Return.Errors = true
client, err := NewClient(FunctionalTestEnv.KafkaBrokerAddrs, config)
if err != nil {
t.Fatal(err)
}
// Keep in mind the current offset
initialOffset, err := client.GetOffset("test.1", 0, OffsetNewest)
if err != nil {
t.Fatal(err)
}
producer, err := NewAsyncProducerFromClient(client)
if err != nil {
t.Fatal(err)
}
expectedResponses := TestBatchSize
for i := 1; i <= TestBatchSize; {
msg := &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder(fmt.Sprintf("testing %d", i))}
select {
case producer.Input() <- msg:
i++
case ret := <-producer.Errors():
t.Fatal(ret.Err)
case <-producer.Successes():
expectedResponses--
}
}
for expectedResponses > 0 {
select {
case ret := <-producer.Errors():
t.Fatal(ret.Err)
case <-producer.Successes():
expectedResponses--
}
}
safeClose(t, producer)
// Validate producer metrics before using the consumer minus the offset request
validateProducerMetrics(t, client)
master, err := NewConsumerFromClient(client)
if err != nil {
t.Fatal(err)
}
consumer, err := master.ConsumePartition("test.1", 0, initialOffset)
if err != nil {
t.Fatal(err)
}
for i := 1; i <= TestBatchSize; i++ {
select {
case <-time.After(10 * time.Second):
t.Fatal("Not received any more events in the last 10 seconds.")
case err := <-consumer.Errors():
t.Error(err)
case message := <-consumer.Messages():
if string(message.Value) != fmt.Sprintf("testing %d", i) {
t.Fatalf("Unexpected message with index %d: %s", i, message.Value)
}
}
}
validateConsumerMetrics(t, client)
safeClose(t, consumer)
safeClose(t, client)
}
// TestAsyncProducerRemoteBrokerClosed ensures that the async producer can
// cleanly recover if network connectivity to the remote brokers is lost and
// then subsequently resumed.
//
// https://github.com/IBM/sarama/issues/2129
func TestAsyncProducerRemoteBrokerClosed(t *testing.T) {
setupFunctionalTest(t)
defer teardownFunctionalTest(t)
config := NewTestConfig()
config.ClientID = t.Name()
config.Net.MaxOpenRequests = 1
config.Producer.Flush.MaxMessages = 1
config.Producer.Return.Successes = true
config.Producer.Retry.Max = 1024
config.Producer.Retry.Backoff = time.Millisecond * 50
config.Version, _ = ParseKafkaVersion(FunctionalTestEnv.KafkaVersion)
producer, err := NewAsyncProducer(
FunctionalTestEnv.KafkaBrokerAddrs,
config,
)
if err != nil {
t.Fatal(err)
}
// produce some more messages and ensure success
for i := 0; i < 10; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder(TestMessage)}
<-producer.Successes()
}
// shutdown all the active tcp connections
for _, proxy := range FunctionalTestEnv.Proxies {
_ = proxy.Disable()
}
// produce some more messages
for i := 10; i < 20; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder(TestMessage)}
}
// re-open the proxies
for _, proxy := range FunctionalTestEnv.Proxies {
_ = proxy.Enable()
}
// ensure the previously produced messages succeed
for i := 10; i < 20; i++ {
<-producer.Successes()
}
// produce some more messages and ensure success
for i := 20; i < 30; i++ {
producer.Input() <- &ProducerMessage{Topic: "test.1", Key: nil, Value: StringEncoder(TestMessage)}
<-producer.Successes()
}
closeProducer(t, producer)
}
func validateProducerMetrics(t *testing.T, client Client) {
// Get the broker used by test1 topic
var broker *Broker
if partitions, err := client.Partitions("test.1"); err != nil {
t.Error(err)
} else {
for _, partition := range partitions {
if b, err := client.Leader("test.1", partition); err != nil {
t.Error(err)
} else {
if broker != nil && b != broker {
t.Fatal("Expected only one broker, got at least 2")
}
broker = b
}
}
}
metricValidators := newMetricValidators()
noResponse := client.Config().Producer.RequiredAcks == NoResponse
compressionEnabled := client.Config().Producer.Compression != CompressionNone
// We are adding 10ms of latency to all requests with toxiproxy
minRequestLatencyInMs := 10
if noResponse {
// but when we do not wait for a response it can be less than 1ms
minRequestLatencyInMs = 0
}
// We read at least 1 byte from the broker
metricValidators.registerForAllBrokers(broker, minCountMeterValidator("incoming-byte-rate", 1))
// in at least 3 global requests (1 for metadata request, 1 for offset request and N for produce request)
metricValidators.register(minCountMeterValidator("request-rate", 3))
metricValidators.register(minCountHistogramValidator("request-size", 3))
metricValidators.register(minValHistogramValidator("request-size", 1))
// and at least 2 requests to the registered broker (offset + produces)
metricValidators.registerForBroker(broker, minCountMeterValidator("request-rate", 2))
metricValidators.registerForBroker(broker, minCountHistogramValidator("request-size", 2))
metricValidators.registerForBroker(broker, minValHistogramValidator("request-size", 1))
metricValidators.registerForBroker(broker, minValHistogramValidator("request-latency-in-ms", minRequestLatencyInMs))
// We send at least 1 batch
metricValidators.registerForGlobalAndTopic("test_1", minCountHistogramValidator("batch-size", 1))
metricValidators.registerForGlobalAndTopic("test_1", minValHistogramValidator("batch-size", 1))
if compressionEnabled {
// We record compression ratios between [0.50,-10.00] (50-1000 with a histogram) for at least one "fake" record