update logic in setHeaders

broker.go

@@ -1,71 +0,0 @@
-package kgo
-
-import (
-	"context"
-	"net"
-	"sync/atomic"
-	"time"
-
-	"github.com/twmb/franz-go/pkg/kgo"
-	"go.unistack.org/micro/v3/logger"
-)
-
-type hookEvent struct {
-	log          logger.Logger
-	connected    *atomic.Uint32
-	fatalOnError bool
-}
-
-var (
-	_ kgo.HookBrokerConnect           = &hookEvent{}
-	_ kgo.HookBrokerDisconnect        = &hookEvent{}
-	_ kgo.HookBrokerRead              = &hookEvent{}
-	_ kgo.HookBrokerWrite             = &hookEvent{}
-	_ kgo.HookGroupManageError        = &hookEvent{}
-	_ kgo.HookProduceRecordUnbuffered = &hookEvent{}
-)
-
-func (m *hookEvent) OnGroupManageError(err error) {
-	if err != nil {
-		// m.connected.Store(0)
-		// if m.fatalOnError {
-		m.log.Error(context.TODO(), "kgo.OnGroupManageError", err)
-		//}
-	}
-}
-
-func (m *hookEvent) OnBrokerConnect(_ kgo.BrokerMetadata, _ time.Duration, _ net.Conn, err error) {
-	if err != nil {
-		// m.connected.Store(0)
-		// if m.fatalOnError {
-		m.log.Error(context.TODO(), "kgo.OnBrokerConnect", err)
-		//}
-	}
-}
-
-func (m *hookEvent) OnBrokerDisconnect(_ kgo.BrokerMetadata, _ net.Conn) {
-	// m.connected.Store(0)
-}
-
-func (m *hookEvent) OnBrokerWrite(_ kgo.BrokerMetadata, _ int16, _ int, _ time.Duration, _ time.Duration, err error) {
-	if err != nil {
-		// m.connected.Store(0)
-		// if m.fatalOnError {
-		m.log.Error(context.TODO(), "kgo.OnBrokerWrite", err)
-		//}
-	}
-}
-
-func (m *hookEvent) OnBrokerRead(_ kgo.BrokerMetadata, _ int16, _ int, _ time.Duration, _ time.Duration, err error) {
-	if err != nil {
-		// m.connected.Store(0)
-		m.log.Error(context.TODO(), "kgo.OnBrokerRead", err)
-	}
-}
-
-func (m *hookEvent) OnProduceRecordUnbuffered(_ *kgo.Record, err error) {
-	if err != nil {
-		// m.connected.Store(0)
-		m.log.Error(context.TODO(), "kgo.OnProduceRecordUnbuffered", err)
-	}
-}

carrier.go

@@ -1,12 +1,11 @@
 package kgo
 
 import (
+	"github.com/twmb/franz-go/pkg/kgo"
+	"go.unistack.org/micro/v3/metadata"
 	"net/http"
 	"slices"
 	"strings"
-
-	"github.com/twmb/franz-go/pkg/kgo"
-	"go.unistack.org/micro/v3/metadata"
 )
 
 // RecordCarrier injects and extracts traces from a kgo.Record.

go.mod

@@ -1,27 +1,27 @@
 module go.unistack.org/micro-broker-kgo/v3
 
-go 1.23.0
+go 1.22.0
 
 require (
 	github.com/google/uuid v1.6.0
-	github.com/twmb/franz-go v1.18.1
-	github.com/twmb/franz-go/pkg/kadm v1.15.0
+	github.com/twmb/franz-go v1.18.0
+	github.com/twmb/franz-go/pkg/kadm v1.14.0
 	github.com/twmb/franz-go/pkg/kmsg v1.9.0
-	go.opentelemetry.io/otel v1.34.0
-	go.unistack.org/micro/v3 v3.11.44
+	go.opentelemetry.io/otel v1.33.0
+	go.unistack.org/micro/v3 v3.11.37
 )
 
 require (
 	github.com/ash3in/uuidv8 v1.2.0 // indirect
-	github.com/klauspost/compress v1.18.0 // indirect
+	github.com/klauspost/compress v1.17.11 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/matoous/go-nanoid v1.5.1 // indirect
 	github.com/pierrec/lz4/v4 v4.1.22 // indirect
 	go.unistack.org/micro-proto/v3 v3.4.1 // indirect
-	golang.org/x/crypto v0.35.0 // indirect
-	golang.org/x/sys v0.30.0 // indirect
-	google.golang.org/genproto/googleapis/rpc v0.0.0-20250224174004-546df14abb99 // indirect
-	google.golang.org/grpc v1.70.0 // indirect
-	google.golang.org/protobuf v1.36.5 // indirect
+	golang.org/x/crypto v0.31.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20241216192217-9240e9c98484 // indirect
+	google.golang.org/grpc v1.69.2 // indirect
+	google.golang.org/protobuf v1.36.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -11,8 +11,8 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
-github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
+github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc=
+github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
 github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
@@ -29,32 +29,32 @@ github.com/rogpeppe/go-internal v1.13.1 h1:KvO1DLK/DRN07sQ1LQKScxyZJuNnedQ5/wKSR
 github.com/rogpeppe/go-internal v1.13.1/go.mod h1:uMEvuHeurkdAXX61udpOXGD/AzZDWNMNyH2VO9fmH0o=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-github.com/twmb/franz-go v1.18.1 h1:D75xxCDyvTqBSiImFx2lkPduE39jz1vaD7+FNc+vMkc=
-github.com/twmb/franz-go v1.18.1/go.mod h1:Uzo77TarcLTUZeLuGq+9lNpSkfZI+JErv7YJhlDjs9M=
-github.com/twmb/franz-go/pkg/kadm v1.15.0 h1:Yo3NAPfcsx3Gg9/hdhq4vmwO77TqRRkvpUcGWzjworc=
-github.com/twmb/franz-go/pkg/kadm v1.15.0/go.mod h1:MUdcUtnf9ph4SFBLLA/XxE29rvLhWYLM9Ygb8dfSCvw=
+github.com/twmb/franz-go v1.18.0 h1:25FjMZfdozBywVX+5xrWC2W+W76i0xykKjTdEeD2ejw=
+github.com/twmb/franz-go v1.18.0/go.mod h1:zXCGy74M0p5FbXsLeASdyvfLFsBvTubVqctIaa5wQ+I=
+github.com/twmb/franz-go/pkg/kadm v1.14.0 h1:nAn1co1lXzJQocpzyIyOFOjUBf4WHWs5/fTprXy2IZs=
+github.com/twmb/franz-go/pkg/kadm v1.14.0/go.mod h1:XjOPz6ZaXXjrW2jVCfLuucP8H1w2TvD6y3PT2M+aAM4=
 github.com/twmb/franz-go/pkg/kmsg v1.9.0 h1:JojYUph2TKAau6SBtErXpXGC7E3gg4vGZMv9xFU/B6M=
 github.com/twmb/franz-go/pkg/kmsg v1.9.0/go.mod h1:CMbfazviCyY6HM0SXuG5t9vOwYDHRCSrJJyBAe5paqg=
-go.opentelemetry.io/otel v1.34.0 h1:zRLXxLCgL1WyKsPVrgbSdMN4c0FMkDAskSTQP+0hdUY=
-go.opentelemetry.io/otel v1.34.0/go.mod h1:OWFPOQ+h4G8xpyjgqo4SxJYdDQ/qmRH+wivy7zzx9oI=
+go.opentelemetry.io/otel v1.33.0 h1:/FerN9bax5LoK51X/sI0SVYrjSE0/yUL7DpxW4K3FWw=
+go.opentelemetry.io/otel v1.33.0/go.mod h1:SUUkR6csvUQl+yjReHu5uM3EtVV7MBm5FHKRlNx4I8I=
 go.unistack.org/micro-proto/v3 v3.4.1 h1:UTjLSRz2YZuaHk9iSlVqqsA50JQNAEK2ZFboGqtEa9Q=
 go.unistack.org/micro-proto/v3 v3.4.1/go.mod h1:okx/cnOhzuCX0ggl/vToatbCupi0O44diiiLLsZ93Zo=
-go.unistack.org/micro/v3 v3.11.44 h1:A+T8zVcL2vlL66kn/Y4rqhtBybLO829wFEYZJYorDOU=
-go.unistack.org/micro/v3 v3.11.44/go.mod h1:13EFW2ps3BN9mpYbp9K0oQu/VDjEN6LJ4wwdom7hcXQ=
-golang.org/x/crypto v0.35.0 h1:b15kiHdrGCHrP6LvwaQ3c03kgNhhiMgvlhxHQhmg2Xs=
-golang.org/x/crypto v0.35.0/go.mod h1:dy7dXNW32cAb/6/PRuTNsix8T+vJAqvuIy5Bli/x0YQ=
+go.unistack.org/micro/v3 v3.11.37 h1:ZcpnXAYEMcAwmnVb5b7o8/PylGnILxXMHaUlRrPmRI0=
+go.unistack.org/micro/v3 v3.11.37/go.mod h1:POGU5hstnAT9LH70m8FalyQSNi2GfIew71K75JenIZk=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
 golang.org/x/net v0.33.0 h1:74SYHlV8BIgHIFC/LrYkOGIwL19eTYXQ5wc6TBuO36I=
 golang.org/x/net v0.33.0/go.mod h1:HXLR5J+9DxmrqMwG9qjGCxZ+zKXxBru04zlTvWlWuN4=
-golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
-golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/text v0.22.0 h1:bofq7m3/HAFvbF51jz3Q9wLg3jkvSPuiZu/pD1XwgtM=
-golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250224174004-546df14abb99 h1:ZSlhAUqC4r8TPzqLXQ0m3upBNZeF+Y8jQ3c4CR3Ujms=
-google.golang.org/genproto/googleapis/rpc v0.0.0-20250224174004-546df14abb99/go.mod h1:LuRYeWDFV6WOn90g357N17oMCaxpgCnbi/44qJvDn2I=
-google.golang.org/grpc v1.70.0 h1:pWFv03aZoHzlRKHWicjsZytKAiYCtNS0dHbXnIdq7jQ=
-google.golang.org/grpc v1.70.0/go.mod h1:ofIJqVKDXx/JiXrwr2IG4/zwdH9txy3IlF40RmcJSQw=
-google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
-google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241216192217-9240e9c98484 h1:Z7FRVJPSMaHQxD0uXU8WdgFh8PseLM8Q8NzhnpMrBhQ=
+google.golang.org/genproto/googleapis/rpc v0.0.0-20241216192217-9240e9c98484/go.mod h1:lcTa1sDdWEIHMWlITnIczmw5w60CF9ffkb8Z+DVmmjA=
+google.golang.org/grpc v1.69.2 h1:U3S9QEtbXC0bYNvRtcoklF3xGtLViumSYxWykJS+7AU=
+google.golang.org/grpc v1.69.2/go.mod h1:vyjdE6jLBI76dgpDojsFGNaHlxdjXN9ghpnd2o7JGZ4=
+google.golang.org/protobuf v1.36.1 h1:yBPeRvTftaleIgM3PZ/WBIZ7XM/eEYAaEyCwvyjq/gk=
+google.golang.org/protobuf v1.36.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=

kadmtest.go

@@ -0,0 +1,65 @@
+//go:build ignore
+
+package main
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"time"
+
+	"github.com/twmb/franz-go/pkg/kadm"
+	"github.com/twmb/franz-go/pkg/kgo"
+	"github.com/twmb/franz-go/pkg/kversion"
+
+	//"github.com/twmb/franz-go/pkg/sasl/scram"
+	"github.com/twmb/franz-go/pkg/sasl/plain"
+)
+
+func die(msg string, args ...any) {
+	fmt.Fprintf(os.Stderr, msg, args...)
+	os.Exit(1)
+}
+
+func main() {
+	seeds := []string{"vm-kafka-ump01tn.mbrd.ru:9092", "vm-kafka-ump02tn.mbrd.ru:9092", "vm-kafka-ump03tn.mbrd.ru:9092"}
+
+	pass := "XXXXX"
+	user := "XXXXX"
+
+	var adminClient *kadm.Client
+	{
+		client, err := kgo.NewClient(
+			kgo.SeedBrokers(seeds...),
+			// kgo.SASL((scram.Auth{User: user, Pass: pass}).AsSha512Mechanism()),
+			kgo.SASL((plain.Auth{User: user, Pass: pass}).AsMechanism()),
+
+			// Do not try to send requests newer than 2.4.0 to avoid breaking changes in the request struct.
+			// Sometimes there are breaking changes for newer versions where more properties are required to set.
+			kgo.MaxVersions(kversion.V2_4_0()),
+		)
+		if err != nil {
+			panic(err)
+		}
+		defer client.Close()
+
+		adminClient = kadm.NewClient(client)
+	}
+
+	ctx, cancel := context.WithTimeout(context.Background(), 15*time.Second)
+	defer cancel()
+
+	dg, err := adminClient.DescribeGroups(ctx, "interestrate_loader")
+	if err != nil {
+		die("failed to describe group: %v", err)
+	}
+
+	for _, m := range dg["interestrate_loader"].Members {
+		mc, _ := m.Assigned.AsConsumer()
+		for _, mt := range mc.Topics {
+			for _, p := range mt.Partitions {
+				fmt.Printf("client:%s\tpartitions: %d\n", m.ClientID, p)
+			}
+		}
+	}
+}

kgo.go

@@ -19,7 +19,6 @@ import (
 	"go.unistack.org/micro/v3/metadata"
 	"go.unistack.org/micro/v3/semconv"
 	"go.unistack.org/micro/v3/tracer"
-	mjitter "go.unistack.org/micro/v3/util/jitter"
 	mrand "go.unistack.org/micro/v3/util/rand"
 )
 
@@ -60,14 +59,12 @@ type Broker struct {
 	c         *kgo.Client
 	connected *atomic.Uint32
 
-	done chan struct{}
-
 	kopts []kgo.Opt
 	subs  []*Subscriber
 
 	opts broker.Options
-	sync.RWMutex
 
+	sync.RWMutex
 	init bool
 }
 
@@ -112,18 +109,10 @@ func (k *Broker) connect(ctx context.Context, opts ...kgo.Opt) (*kgo.Client, *ho
 		}
 	}
 
-	var fatalOnError bool
-	if k.opts.Context != nil {
-		if v, ok := k.opts.Context.Value(fatalOnErrorKey{}).(bool); ok && v {
-			fatalOnError = v
-		}
-	}
-
 	htracer := &hookTracer{group: group, clientID: clientID, tracer: k.opts.Tracer}
 	opts = append(opts,
 		kgo.WithHooks(&hookMeter{meter: k.opts.Meter}),
 		kgo.WithHooks(htracer),
-		kgo.WithHooks(&hookEvent{log: k.opts.Logger, fatalOnError: fatalOnError, connected: k.connected}),
 	)
 
 	select {
@@ -145,28 +134,8 @@ func (k *Broker) connect(ctx context.Context, opts ...kgo.Opt) (*kgo.Client, *ho
 			}
 			return nil, nil, err
 		}
-		k.connected.Store(1)
-
-		if fatalOnError {
-			go func() {
-				c := 3
-				n := 0
-				tc := mjitter.NewTicker(500*time.Millisecond, 1*time.Second)
-				defer tc.Stop()
-				for range tc.C {
-					if k.connected.Load() == 0 {
-						if n > c {
-							k.opts.Logger.Fatal(context.Background(), "broker fatal error")
-						}
-						n++
-					} else {
-						n = 0
-					}
-				}
-			}()
-		}
-		return c, htracer, nil
 	}
+	return c, htracer, nil
 }
 
 func (k *Broker) Connect(ctx context.Context) error {
@@ -226,7 +195,6 @@ func (k *Broker) Disconnect(ctx context.Context) error {
 	}
 
 	k.connected.Store(0)
-	close(k.done)
 	return nil
 }
 
@@ -280,6 +248,18 @@ func (k *Broker) Publish(ctx context.Context, topic string, msg *broker.Message,
 }
 
 func (k *Broker) publish(ctx context.Context, msgs []*broker.Message, opts ...broker.PublishOption) error {
+	k.Lock()
+	if k.connected.Load() == 0 {
+		c, _, err := k.connect(ctx, k.kopts...)
+		if err != nil {
+			k.Unlock()
+			return err
+		}
+		k.c = c
+		k.connected.Store(1)
+	}
+	k.Unlock()
+
 	options := broker.NewPublishOptions(opts...)
 	records := make([]*kgo.Record, 0, len(msgs))
 	var errs []string
@@ -334,9 +314,7 @@ func (k *Broker) publish(ctx context.Context, msgs []*broker.Message, opts ...br
 		return nil
 	}
 	ts := time.Now()
-
 	results := k.c.ProduceSync(ctx, records...)
-
 	te := time.Since(ts)
 	for _, result := range results {
 		k.opts.Meter.Summary(semconv.PublishMessageLatencyMicroseconds, "endpoint", result.Record.Topic, "topic", result.Record.Topic).Update(te.Seconds())
@@ -395,22 +373,13 @@ func (k *Broker) Subscribe(ctx context.Context, topic string, handler broker.Han
 		}
 	}
 
-	var fatalOnError bool
-	if k.opts.Context != nil {
-		if v, ok := k.opts.Context.Value(fatalOnErrorKey{}).(bool); ok && v {
-			fatalOnError = v
-		}
-	}
-
 	sub := &Subscriber{
-		topic:        topic,
-		opts:         options,
-		handler:      handler,
-		kopts:        k.opts,
-		consumers:    make(map[tp]*consumer),
-		done:         make(chan struct{}),
-		fatalOnError: fatalOnError,
-		connected:    k.connected,
+		topic:     topic,
+		opts:      options,
+		handler:   handler,
+		kopts:     k.opts,
+		consumers: make(map[tp]*consumer),
+		done:      make(chan struct{}),
 	}
 
 	kopts := append(k.kopts,
@@ -421,9 +390,7 @@ func (k *Broker) Subscribe(ctx context.Context, topic string, handler broker.Han
 		kgo.AutoCommitInterval(commitInterval),
 		kgo.OnPartitionsAssigned(sub.assigned),
 		kgo.OnPartitionsRevoked(sub.revoked),
-		kgo.StopProducerOnDataLossDetected(),
 		kgo.OnPartitionsLost(sub.lost),
-		kgo.AutoCommitCallback(sub.autocommit),
 		kgo.AutoCommitMarks(),
 	)
 
@@ -484,7 +451,7 @@ func NewBroker(opts ...broker.Option) *Broker {
 		kgo.BlockRebalanceOnPoll(),
 		kgo.Balancers(kgo.CooperativeStickyBalancer()),
 		kgo.FetchIsolationLevel(kgo.ReadUncommitted()),
-		kgo.UnknownTopicRetries(1),
+		kgo.UnknownTopicRetries(0),
 	}
 
 	if options.Context != nil {
@@ -497,6 +464,5 @@ func NewBroker(opts ...broker.Option) *Broker {
 		connected: &atomic.Uint32{},
 		opts:      options,
 		kopts:     kopts,
-		done:      make(chan struct{}),
 	}
 }

kgo_test.go

@@ -2,6 +2,7 @@ package kgo_test
 
 import (
 	"context"
+	"fmt"
 	"os"
 	"strings"
 	"sync/atomic"
@@ -12,15 +13,14 @@ import (
 	kgo "go.unistack.org/micro-broker-kgo/v3"
 	"go.unistack.org/micro/v3/broker"
 	"go.unistack.org/micro/v3/logger"
-	"go.unistack.org/micro/v3/logger/slog"
 	"go.unistack.org/micro/v3/metadata"
 )
 
 var (
-	msgcnt   = int64(1200)
+	msgcnt   = int64(12000000)
 	group    = "38"
-	prefill  = true
-	loglevel = logger.DebugLevel
+	prefill  = false
+	loglevel = logger.InfoLevel
 )
 
 var bm = &broker.Message{
@@ -28,94 +28,6 @@ var bm = &broker.Message{
 	Body:   []byte(`"body"`),
 }
 
-func TestFail(t *testing.T) {
-	if tr := os.Getenv("INTEGRATION_TESTS"); len(tr) > 0 {
-		t.Skip()
-	}
-
-	logger.DefaultLogger = slog.NewLogger()
-	if err := logger.DefaultLogger.Init(logger.WithLevel(loglevel)); err != nil {
-		t.Fatal(err)
-	}
-	ctx := context.Background()
-
-	var addrs []string
-	if addr := os.Getenv("BROKER_ADDRS"); len(addr) == 0 {
-		addrs = []string{"127.0.0.1:9092"}
-	} else {
-		addrs = strings.Split(addr, ",")
-	}
-
-	b := kgo.NewBroker(
-		broker.Addrs(addrs...),
-		kgo.CommitInterval(5*time.Second),
-		kgo.Options(kg.ClientID("test"), kg.FetchMaxBytes(10*1024*1024),
-			kg.AllowAutoTopicCreation(),
-		),
-	)
-
-	t.Logf("broker init")
-	if err := b.Init(); err != nil {
-		t.Fatal(err)
-	}
-
-	t.Logf("broker connect")
-	if err := b.Connect(ctx); err != nil {
-		t.Fatal(err)
-	}
-
-	defer func() {
-		t.Logf("broker disconnect")
-		if err := b.Disconnect(ctx); err != nil {
-			t.Fatal(err)
-		}
-	}()
-
-	t.Logf("broker health %v", b.Health())
-	msgs := make([]*broker.Message, 0, msgcnt)
-	for i := int64(0); i < msgcnt; i++ {
-		msgs = append(msgs, bm)
-	}
-
-	for _, msg := range msgs {
-		t.Logf("broker publish")
-		if err := b.Publish(ctx, "test", msg); err != nil {
-			t.Fatal(err)
-		}
-	}
-	//	t.Skip()
-
-	idx := int64(0)
-	fn := func(msg broker.Event) error {
-		atomic.AddInt64(&idx, 1)
-		time.Sleep(500 * time.Millisecond)
-		t.Logf("ack")
-		return msg.Ack()
-	}
-
-	sub, err := b.Subscribe(ctx, "test", fn,
-		broker.SubscribeAutoAck(true),
-		broker.SubscribeGroup(group),
-		broker.SubscribeBodyOnly(true))
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer func() {
-		if err := sub.Unsubscribe(ctx); err != nil {
-			t.Fatal(err)
-		}
-	}()
-
-	for {
-		t.Logf("health check")
-		if !b.Health() {
-			t.Logf("health works")
-			break
-		}
-		time.Sleep(1 * time.Second)
-	}
-}
-
 func TestConnect(t *testing.T) {
 	var addrs []string
 	ctx := context.TODO()
@@ -155,7 +67,6 @@ func TestPubSub(t *testing.T) {
 		kgo.CommitInterval(5*time.Second),
 		kgo.Options(kg.ClientID("test"), kg.FetchMaxBytes(10*1024*1024)),
 	)
-
 	if err := b.Init(); err != nil {
 		t.Fatal(err)
 	}
@@ -213,7 +124,7 @@ func TestPubSub(t *testing.T) {
 				if prc := atomic.LoadInt64(&idx); prc == msgcnt {
 					close(done)
 				} else {
-					t.Logf("processed %v\n", prc)
+					fmt.Printf("processed %v\n", prc)
 				}
 			case <-ticker.C:
 				close(done)

options.go

@@ -72,12 +72,6 @@ func SubscribeOptions(opts ...kgo.Opt) broker.SubscribeOption {
 	}
 }
 
-type fatalOnErrorKey struct{}
-
-func FatalOnError(b bool) broker.Option {
-	return broker.SetOption(fatalOnErrorKey{}, b)
-}
-
 type clientIDKey struct{}
 
 func ClientID(id string) broker.Option {
@@ -104,11 +98,6 @@ func SubscribeMaxInFlight(n int) broker.SubscribeOption {
 	return broker.SetSubscribeOption(subscribeMaxInflightKey{}, n)
 }
 
-// SubscribeMaxInFlight max queued messages
-func SubscribeFatalOnError(b bool) broker.SubscribeOption {
-	return broker.SetSubscribeOption(fatalOnErrorKey{}, b)
-}
-
 type publishPromiseKey struct{}
 
 // PublishPromise set the kafka promise func for Produce

subscriber.go

@@ -5,12 +5,10 @@ import (
 	"fmt"
 	"strconv"
 	"sync"
-	"sync/atomic"
 	"time"
 
 	"github.com/twmb/franz-go/pkg/kadm"
 	"github.com/twmb/franz-go/pkg/kgo"
-	"github.com/twmb/franz-go/pkg/kmsg"
 	"go.unistack.org/micro/v3/broker"
 	"go.unistack.org/micro/v3/logger"
 	"go.unistack.org/micro/v3/metadata"
@@ -26,15 +24,13 @@ type tp struct {
 type consumer struct {
 	topic string
 
-	c         *kgo.Client
+	c *kgo.Client
 	htracer   *hookTracer
-	connected *atomic.Uint32
-
-	quit chan struct{}
-	done chan struct{}
-	recs chan kgo.FetchTopicPartition
 
 	handler broker.Handler
+	quit    chan struct{}
+	done    chan struct{}
+	recs    chan kgo.FetchTopicPartition
 
 	kopts broker.Options
 	opts  broker.SubscribeOptions
@@ -43,25 +39,18 @@ type consumer struct {
 }
 
 type Subscriber struct {
-	topic string
-
 	consumers map[tp]*consumer
-
 	c         *kgo.Client
 	htracer   *hookTracer
-	connected *atomic.Uint32
+	topic     string
 
 	handler broker.Handler
-
-	done chan struct{}
-
-	kopts broker.Options
-	opts  broker.SubscribeOptions
-
-	closed       bool
-	fatalOnError bool
+	done    chan struct{}
+	kopts   broker.Options
+	opts    broker.SubscribeOptions
 
 	sync.RWMutex
+	closed bool
 }
 
 func (s *Subscriber) Client() *kgo.Client {
@@ -129,7 +118,7 @@ func (s *Subscriber) poll(ctx context.Context) {
 
 				s.Lock()
 				for p, l := range lmap {
-					s.kopts.Meter.Counter(semconv.BrokerGroupLag, "topic", s.topic, "group", s.opts.Group, "partition", strconv.Itoa(int(p))).Set(uint64(l.Lag))
+					s.kopts.Meter.Counter(semconv.BrokerGroupLag, "topic", s.topic, "group", s.opts.Group, "partition", strconv.Itoa(int(p)), "lag", strconv.Itoa(int(l.Lag)))
 				}
 				s.Unlock()
 
@@ -155,8 +144,8 @@ func (s *Subscriber) poll(ctx context.Context) {
 			})
 
 			fetches.EachPartition(func(p kgo.FetchTopicPartition) {
-				tps := tp{p.Topic, p.Partition}
-				s.consumers[tps].recs <- p
+				nTp := tp{p.Topic, p.Partition}
+				s.consumers[nTp].recs <- p
 			})
 			s.c.AllowRebalance()
 		}
@@ -169,12 +158,9 @@ func (s *Subscriber) killConsumers(ctx context.Context, lost map[string][]int32)
 
 	for topic, partitions := range lost {
 		for _, partition := range partitions {
-			tps := tp{topic, partition}
-			pc, ok := s.consumers[tps]
-			if !ok {
-				continue
-			}
-			delete(s.consumers, tps)
+			nTp := tp{topic, partition}
+			pc := s.consumers[nTp]
+			delete(s.consumers, nTp)
 			close(pc.quit)
 			if s.kopts.Logger.V(logger.DebugLevel) {
 				s.kopts.Logger.Debug(ctx, fmt.Sprintf("[kgo] waiting for work to finish topic %s partition %d", topic, partition))
@@ -185,21 +171,11 @@ func (s *Subscriber) killConsumers(ctx context.Context, lost map[string][]int32)
 	}
 }
 
-func (s *Subscriber) autocommit(_ *kgo.Client, _ *kmsg.OffsetCommitRequest, _ *kmsg.OffsetCommitResponse, err error) {
-	if err != nil {
-		//		s.connected.Store(0)
-		if s.fatalOnError {
-			s.kopts.Logger.Fatal(context.TODO(), "kgo.AutoCommitCallback error", err)
-		}
-	}
-}
-
 func (s *Subscriber) lost(ctx context.Context, _ *kgo.Client, lost map[string][]int32) {
-	if s.kopts.Logger.V(logger.ErrorLevel) {
-		s.kopts.Logger.Error(ctx, fmt.Sprintf("[kgo] lost %#+v", lost))
+	if s.kopts.Logger.V(logger.DebugLevel) {
+		s.kopts.Logger.Debug(ctx, fmt.Sprintf("[kgo] lost %#+v", lost))
 	}
 	s.killConsumers(ctx, lost)
-	// s.connected.Store(0)
 }
 
 func (s *Subscriber) revoked(ctx context.Context, c *kgo.Client, revoked map[string][]int32) {
@@ -209,7 +185,6 @@ func (s *Subscriber) revoked(ctx context.Context, c *kgo.Client, revoked map[str
 	s.killConsumers(ctx, revoked)
 	if err := c.CommitMarkedOffsets(ctx); err != nil {
 		s.kopts.Logger.Error(ctx, "[kgo] revoked CommitMarkedOffsets error", err)
-		// s.connected.Store(0)
 	}
 }
 
@@ -227,7 +202,6 @@ func (s *Subscriber) assigned(_ context.Context, c *kgo.Client, assigned map[str
 				handler:   s.handler,
 				kopts:     s.kopts,
 				opts:      s.opts,
-				connected: s.connected,
 			}
 			s.Lock()
 			s.consumers[tp{topic, partition}] = pc
@@ -274,17 +248,11 @@ func (pc *consumer) consume() {
 				} else if pc.opts.BodyOnly {
 					p.msg.Body = record.Value
 				} else {
-					if sp != nil {
-						sp.AddEvent("codec unmarshal start")
-					}
+					sp.AddEvent("codec unmarshal start")
 					err := pc.kopts.Codec.Unmarshal(record.Value, p.msg)
-					if sp != nil {
-						sp.AddEvent("codec unmarshal stop")
-					}
+					sp.AddEvent("codec unmarshal stop")
 					if err != nil {
-						if sp != nil {
-							sp.SetStatus(tracer.SpanStatusError, err.Error())
-						}
+						sp.SetStatus(tracer.SpanStatusError, err.Error())
 						pc.kopts.Meter.Counter(semconv.SubscribeMessageTotal, "endpoint", record.Topic, "topic", record.Topic, "status", "failure").Inc()
 						p.err = err
 						p.msg.Body = record.Value
@@ -295,7 +263,6 @@ func (pc *consumer) consume() {
 								pc.c.MarkCommitRecords(record)
 							} else {
 								eventPool.Put(p)
-								//								pc.connected.Store(0)
 								pc.kopts.Logger.Fatal(pc.kopts.Context, "[kgo] ErrLostMessage wtf?")
 								return
 							}
@@ -312,27 +279,18 @@ func (pc *consumer) consume() {
 						pc.kopts.Meter.Summary(semconv.SubscribeMessageLatencyMicroseconds, "endpoint", record.Topic, "topic", record.Topic).Update(te.Seconds())
 						pc.kopts.Meter.Histogram(semconv.SubscribeMessageDurationSeconds, "endpoint", record.Topic, "topic", record.Topic).Update(te.Seconds())
 						eventPool.Put(p)
-						//						pc.connected.Store(0)
 						pc.kopts.Logger.Fatal(pc.kopts.Context, "[kgo] Unmarshal err not handled wtf?")
-						if sp != nil {
-							sp.Finish()
-						}
+						sp.Finish()
 						return
 					}
 				}
-				if sp != nil {
-					sp.AddEvent("handler start")
-				}
+				sp.AddEvent("handler start")
 				err := pc.handler(p)
-				if sp != nil {
-					sp.AddEvent("handler stop")
-				}
+				sp.AddEvent("handler stop")
 				if err == nil {
 					pc.kopts.Meter.Counter(semconv.SubscribeMessageTotal, "endpoint", record.Topic, "topic", record.Topic, "status", "success").Inc()
 				} else {
-					if sp != nil {
-						sp.SetStatus(tracer.SpanStatusError, err.Error())
-					}
+					sp.SetStatus(tracer.SpanStatusError, err.Error())
 					pc.kopts.Meter.Counter(semconv.SubscribeMessageTotal, "endpoint", record.Topic, "topic", record.Topic, "status", "failure").Inc()
 				}
 				pc.kopts.Meter.Counter(semconv.SubscribeMessageInflight, "endpoint", record.Topic, "topic", record.Topic).Dec()
@@ -341,13 +299,9 @@ func (pc *consumer) consume() {
 				} else if err != nil {
 					p.err = err
 					if eh != nil {
-						if sp != nil {
-							sp.AddEvent("error handler start")
-						}
+						sp.AddEvent("error handler start")
 						_ = eh(p)
-						if sp != nil {
-							sp.AddEvent("error handler stop")
-						}
+						sp.AddEvent("error handler stop")
 					} else {
 						if pc.kopts.Logger.V(logger.ErrorLevel) {
 							pc.kopts.Logger.Error(pc.kopts.Context, "[kgo]: subscriber error", err)
@@ -362,17 +316,12 @@ func (pc *consumer) consume() {
 					pc.c.MarkCommitRecords(record)
 				} else {
 					eventPool.Put(p)
-					//					pc.connected.Store(0)
 					pc.kopts.Logger.Fatal(pc.kopts.Context, "[kgo] ErrLostMessage wtf?")
-					if sp != nil {
-						sp.SetStatus(tracer.SpanStatusError, "ErrLostMessage")
-						sp.Finish()
-					}
+					sp.SetStatus(tracer.SpanStatusError, "ErrLostMessage")
+					sp.Finish()
 					return
 				}
-				if sp != nil {
-					sp.Finish()
-				}
+				sp.Finish()
 			}
 		}
 	}

tracer.go

@@ -32,9 +32,6 @@ var (
 // the record's context, so it can be ended in the OnProduceRecordUnbuffered
 // hook.
 func (m *hookTracer) OnProduceRecordBuffered(r *kgo.Record) {
-	if !m.tracer.Enabled() {
-		return
-	}
 	// Set up span options.
 	attrs := []interface{}{
 		messagingSystem,
@@ -80,9 +77,6 @@ func (m *hookTracer) OnProduceRecordBuffered(r *kgo.Record) {
 // It sets attributes with values unset when producing and records any error
 // that occurred during the publish operation.
 func (m *hookTracer) OnProduceRecordUnbuffered(r *kgo.Record, err error) {
-	if !m.tracer.Enabled() {
-		return
-	}
 	if span, ok := tracer.SpanFromContext(r.Context); ok {
 		span.AddLabels(
 			semconv.MessagingKafkaDestinationPartition(int(r.Partition)),
@@ -102,9 +96,6 @@ func (m *hookTracer) OnProduceRecordUnbuffered(r *kgo.Record, err error) {
 // OnFetchRecordUnbuffered hook and can be used in downstream consumer
 // processing.
 func (m *hookTracer) OnFetchRecordBuffered(r *kgo.Record) {
-	if !m.tracer.Enabled() {
-		return
-	}
 	// Set up the span options.
 	attrs := []interface{}{
 		messagingSystem,
@@ -150,9 +141,6 @@ func (m *hookTracer) OnFetchRecordBuffered(r *kgo.Record) {
 // OnFetchRecordUnbuffered continues and ends the "receive" span for an
 // unbuffered record.
 func (m *hookTracer) OnFetchRecordUnbuffered(r *kgo.Record, _ bool) {
-	if !m.tracer.Enabled() {
-		return
-	}
 	span, _ := tracer.SpanFromContext(r.Context)
 	span.Finish()
 }
@@ -167,13 +155,6 @@ func (m *hookTracer) OnFetchRecordUnbuffered(r *kgo.Record, _ bool) {
 // not a record which has been created for producing, so call this at the start of each
 // iteration of your processing for the record.
 func (m *hookTracer) WithProcessSpan(r *kgo.Record) (context.Context, tracer.Span) {
-	if r.Context == nil {
-		r.Context = context.Background()
-	}
-
-	if !m.tracer.Enabled() {
-		return r.Context, nil
-	}
 	// Set up the span options.
 	attrs := []interface{}{
 		messagingSystem,