split files

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

README.md

@@ -1,5 +1,5 @@
 # Micro
-![Coverage](https://img.shields.io/badge/Coverage-34.3%25-yellow)
+![Coverage](https://img.shields.io/badge/Coverage-33.7%25-yellow)
 [![License](https://img.shields.io/:license-apache-blue.svg)](https://opensource.org/licenses/Apache-2.0)
 [![Doc](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/go.unistack.org/micro/v3?tab=overview)
 [![Status](https://git.unistack.org/unistack-org/micro/actions/workflows/job_tests.yml/badge.svg?branch=v3)](https://git.unistack.org/unistack-org/micro/actions?query=workflow%3Abuild+branch%3Av3+event%3Apush)

client/noop.go

@@ -17,6 +17,11 @@ import (
 	"go.unistack.org/micro/v3/tracer"
 )
 
+// DefaultCodecs will be used to encode/decode data
+var DefaultCodecs = map[string]codec.Codec{
+	"application/octet-stream": codec.NewCodec(),
+}
+
 type noopClient struct {
 	funcPublish      FuncPublish
 	funcBatchPublish FuncBatchPublish
@@ -173,6 +178,9 @@ func (n *noopClient) newCodec(contentType string) (codec.Codec, error) {
 	if cf, ok := n.opts.Codecs[contentType]; ok {
 		return cf, nil
 	}
+	if cf, ok := DefaultCodecs[contentType]; ok {
+		return cf, nil
+	}
 	return nil, codec.ErrUnknownContentType
 }
 

client/noop_test.go

@@ -3,8 +3,6 @@ package client
 import (
 	"context"
 	"testing"
-
-	"go.unistack.org/micro/v3/codec"
 )
 
 type testHook struct {
@@ -21,7 +19,7 @@ func (t *testHook) Publish(fn FuncPublish) FuncPublish {
 func TestNoopHook(t *testing.T) {
 	h := &testHook{}
 
-	c := NewClient(Codec("application/octet-stream", codec.NewCodec()), Hooks(HookPublish(h.Publish)))
+	c := NewClient(Hooks(HookPublish(h.Publish)))
 
 	if err := c.Init(); err != nil {
 		t.Fatal(err)

client/options.go

@@ -198,7 +198,7 @@ func NewOptions(opts ...Option) Options {
 	options := Options{
 		Context:     context.Background(),
 		ContentType: DefaultContentType,
-		Codecs:      make(map[string]codec.Codec),
+		Codecs:      DefaultCodecs,
 		CallOptions: CallOptions{
 			Context:        context.Background(),
 			Backoff:        DefaultBackoff,

go.mod

@@ -1,6 +1,6 @@
 module go.unistack.org/micro/v3
 
-go 1.24.0
+go 1.23.0
 
 require (
 	dario.cat/mergo v1.0.1

logger/level.go

@@ -4,20 +4,18 @@ package logger
 type Level int8
 
 const (
-	// TraceLevel usually used to find bugs, very verbose
+	// TraceLevel level usually used to find bugs, very verbose
 	TraceLevel Level = iota - 2
-	// DebugLevel used only when enabled debugging
+	// DebugLevel level used only when enabled debugging
 	DebugLevel
-	// InfoLevel used for general info about what's going on inside the application
+	// InfoLevel level used for general info about what's going on inside the application
 	InfoLevel
-	// WarnLevel used for non-critical entries
+	// WarnLevel level used for non-critical entries
 	WarnLevel
-	// ErrorLevel used for errors that should definitely be noted
+	// ErrorLevel level used for errors that should definitely be noted
 	ErrorLevel
-	// FatalLevel used for critical errors and then calls `os.Exit(1)`
+	// FatalLevel level used for critical errors and then calls `os.Exit(1)`
 	FatalLevel
-	// NoneLevel used to disable logging
-	NoneLevel
 )
 
 // String returns logger level string representation
@@ -35,8 +33,6 @@ func (l Level) String() string {
 		return "error"
 	case FatalLevel:
 		return "fatal"
-	case NoneLevel:
-		return "none"
 	}
 	return "info"
 }
@@ -62,8 +58,6 @@ func ParseLevel(lvl string) Level {
 		return ErrorLevel
 	case FatalLevel.String():
 		return FatalLevel
-	case NoneLevel.String():
-		return NoneLevel
 	}
 	return InfoLevel
 }

logger/options.go

@@ -52,12 +52,6 @@ type Options struct {
 	AddStacktrace bool
 	// DedupKeys deduplicate keys in log output
 	DedupKeys bool
-	// FatalFinalizers runs in order in [logger.Fatal] method
-	FatalFinalizers []func(context.Context)
-}
-
-var DefaultFatalFinalizer = func(ctx context.Context) {
-	os.Exit(1)
 }
 
 // NewOptions creates new options struct
@@ -71,7 +65,6 @@ func NewOptions(opts ...Option) Options {
 		AddSource:        true,
 		TimeFunc:         time.Now,
 		Meter:            meter.DefaultMeter,
-		FatalFinalizers:  []func(context.Context){DefaultFatalFinalizer},
 	}
 
 	WithMicroKeys()(&options)
@@ -83,13 +76,6 @@ func NewOptions(opts ...Option) Options {
 	return options
 }
 
-// WithFatalFinalizers set logger.Fatal finalizers
-func WithFatalFinalizers(fncs ...func(context.Context)) Option {
-	return func(o *Options) {
-		o.FatalFinalizers = fncs
-	}
-}
-
 // WithContextAttrFuncs appends default funcs for the context attrs filler
 func WithContextAttrFuncs(fncs ...ContextAttrFunc) Option {
 	return func(o *Options) {

logger/slog/slog.go

@@ -4,12 +4,14 @@ import (
 	"context"
 	"io"
 	"log/slog"
+	"os"
 	"reflect"
 	"regexp"
 	"runtime"
 	"strconv"
 	"sync"
 	"sync/atomic"
+	"time"
 
 	"go.unistack.org/micro/v3/logger"
 	"go.unistack.org/micro/v3/semconv"
@@ -32,7 +34,6 @@ var (
 	warnValue  = slog.StringValue("warn")
 	errorValue = slog.StringValue("error")
 	fatalValue = slog.StringValue("fatal")
-	noneValue  = slog.StringValue("none")
 )
 
 type wrapper struct {
@@ -84,8 +85,6 @@ func (s *slogLogger) renameAttr(_ []string, a slog.Attr) slog.Attr {
 			a.Value = errorValue
 		case lvl >= logger.FatalLevel:
 			a.Value = fatalValue
-		case lvl >= logger.NoneLevel:
-			a.Value = noneValue
 		default:
 			a.Value = infoValue
 		}
@@ -229,12 +228,11 @@ func (s *slogLogger) Error(ctx context.Context, msg string, attrs ...interface{}
 
 func (s *slogLogger) Fatal(ctx context.Context, msg string, attrs ...interface{}) {
 	s.printLog(ctx, logger.FatalLevel, msg, attrs...)
-	for _, fn := range s.opts.FatalFinalizers {
-		fn(ctx)
-	}
 	if closer, ok := s.opts.Out.(io.Closer); ok {
 		closer.Close()
 	}
+	time.Sleep(1 * time.Second)
+	os.Exit(1)
 }
 
 func (s *slogLogger) Warn(ctx context.Context, msg string, attrs ...interface{}) {
@@ -318,8 +316,6 @@ func loggerToSlogLevel(level logger.Level) slog.Level {
 		return slog.LevelDebug - 1
 	case logger.FatalLevel:
 		return slog.LevelError + 1
-	case logger.NoneLevel:
-		return slog.LevelError + 2
 	default:
 		return slog.LevelInfo
 	}
@@ -337,8 +333,6 @@ func slogToLoggerLevel(level slog.Level) logger.Level {
 		return logger.TraceLevel
 	case slog.LevelError + 1:
 		return logger.FatalLevel
-	case slog.LevelError + 2:
-		return logger.NoneLevel
 	default:
 		return logger.InfoLevel
 	}

logger/slog/slog_test.go

@@ -36,24 +36,6 @@ func TestStacktrace(t *testing.T) {
 	}
 }
 
-func TestNoneLevel(t *testing.T) {
-	ctx := context.TODO()
-	buf := bytes.NewBuffer(nil)
-	l := NewLogger(logger.WithLevel(logger.NoneLevel), logger.WithOutput(buf),
-		WithHandlerFunc(slog.NewTextHandler),
-		logger.WithAddStacktrace(true),
-	)
-	if err := l.Init(logger.WithFields("key1", "val1")); err != nil {
-		t.Fatal(err)
-	}
-
-	l.Error(ctx, "msg1", errors.New("err"))
-
-	if buf.Len() != 0 {
-		t.Fatalf("logger none level not works, buf contains: %s", buf.Bytes())
-	}
-}
-
 func TestDelayedBuffer(t *testing.T) {
 	ctx := context.TODO()
 	buf := bytes.NewBuffer(nil)
@@ -80,7 +62,7 @@ func TestTime(t *testing.T) {
 		WithHandlerFunc(slog.NewTextHandler),
 		logger.WithAddStacktrace(true),
 		logger.WithTimeFunc(func() time.Time {
-			return time.Unix(0, 0).UTC()
+			return time.Unix(0, 0)
 		}),
 	)
 	if err := l.Init(logger.WithFields("key1", "val1")); err != nil {
@@ -89,7 +71,8 @@ func TestTime(t *testing.T) {
 
 	l.Error(ctx, "msg1", errors.New("err"))
 
-	if !bytes.Contains(buf.Bytes(), []byte(`timestamp=1970-01-01T00:00:00.000000000Z`)) {
+	if !bytes.Contains(buf.Bytes(), []byte(`timestamp=1970-01-01T03:00:00.000000000+03:00`)) &&
+		!bytes.Contains(buf.Bytes(), []byte(`timestamp=1970-01-01T00:00:00.000000000Z`)) {
 		t.Fatalf("logger error not works, buf contains: %s", buf.Bytes())
 	}
 }
@@ -423,16 +406,15 @@ func TestLogger(t *testing.T) {
 func Test_WithContextAttrFunc(t *testing.T) {
 	loggerContextAttrFuncs := []logger.ContextAttrFunc{
 		func(ctx context.Context) []interface{} {
-			md, ok := metadata.FromOutgoingContext(ctx)
+			md, ok := metadata.FromIncomingContext(ctx)
 			if !ok {
 				return nil
 			}
 			attrs := make([]interface{}, 0, 10)
 			for k, v := range md {
-				key := strings.ToLower(k)
+				switch k {
-				switch key {
+				case "X-Request-Id", "Phone", "External-Id", "Source-Service", "X-App-Install-Id", "Client-Id", "Client-Ip":
-				case "x-request-id", "phone", "external-Id", "source-service", "x-app-install-id", "client-id", "client-ip":
+					attrs = append(attrs, strings.ToLower(k), v)
-					attrs = append(attrs, key, v)
 				}
 			}
 			return attrs
@@ -442,7 +424,7 @@ func Test_WithContextAttrFunc(t *testing.T) {
 	logger.DefaultContextAttrFuncs = append(logger.DefaultContextAttrFuncs, loggerContextAttrFuncs...)
 
 	ctx := context.TODO()
-	ctx = metadata.AppendOutgoingContext(ctx, "X-Request-Id", uuid.New().String(),
+	ctx = metadata.AppendIncomingContext(ctx, "X-Request-Id", uuid.New().String(),
 		"Source-Service", "Test-System")
 
 	buf := bytes.NewBuffer(nil)
@@ -455,39 +437,17 @@ func Test_WithContextAttrFunc(t *testing.T) {
 	if !(bytes.Contains(buf.Bytes(), []byte(`"level":"info"`)) && bytes.Contains(buf.Bytes(), []byte(`"msg":"test message"`))) {
 		t.Fatalf("logger info, buf %s", buf.Bytes())
 	}
-	if !(bytes.Contains(buf.Bytes(), []byte(`"x-request-id":`))) {
+	if !(bytes.Contains(buf.Bytes(), []byte(`"x-request-id":"`))) {
 		t.Fatalf("logger info, buf %s", buf.Bytes())
 	}
 	if !(bytes.Contains(buf.Bytes(), []byte(`"source-service":"Test-System"`))) {
 		t.Fatalf("logger info, buf %s", buf.Bytes())
 	}
 	buf.Reset()
-	omd, _ := metadata.FromOutgoingContext(ctx)
+	imd, _ := metadata.FromIncomingContext(ctx)
 	l.Info(ctx, "test message1")
-	omd.Set("Source-Service", "Test-System2")
+	imd.Set("Source-Service", "Test-System2")
 	l.Info(ctx, "test message2")
 
 	// t.Logf("xxx %s", buf.Bytes())
 }
-
-func TestFatalFinalizers(t *testing.T) {
-	ctx := context.TODO()
-	buf := bytes.NewBuffer(nil)
-	l := NewLogger(
-		logger.WithLevel(logger.TraceLevel),
-		logger.WithOutput(buf),
-	)
-	if err := l.Init(
-		logger.WithFatalFinalizers(func(ctx context.Context) {
-			l.Info(ctx, "fatal finalizer")
-		})); err != nil {
-		t.Fatal(err)
-	}
-	l.Fatal(ctx, "info_msg1")
-	if !bytes.Contains(buf.Bytes(), []byte("fatal finalizer")) {
-		t.Fatalf("logger dont have fatal message, buf %s", buf.Bytes())
-	}
-	if !bytes.Contains(buf.Bytes(), []byte("info_msg1")) {
-		t.Fatalf("logger dont have info_msg1 message, buf %s", buf.Bytes())
-	}
-}

meter/meter.go

@@ -4,8 +4,8 @@ package meter
 import (
 	"io"
 	"sort"
+	"strconv"
 	"strings"
-	"sync"
 	"time"
 )
 
@@ -49,11 +49,9 @@ type Meter interface {
 	Set(opts ...Option) Meter
 	// Histogram get or create histogram
 	Histogram(name string, labels ...string) Histogram
-	// HistogramExt get or create histogram with specified quantiles
-	HistogramExt(name string, quantiles []float64, labels ...string) Histogram
 	// Summary get or create summary
 	Summary(name string, labels ...string) Summary
-	// SummaryExt get or create summary with specified quantiles and window time
+	// SummaryExt get or create summary with spcified quantiles and window time
 	SummaryExt(name string, window time.Duration, quantiles []float64, labels ...string) Summary
 	// Write writes metrics to io.Writer
 	Write(w io.Writer, opts ...Option) error
@@ -61,8 +59,6 @@ type Meter interface {
 	Options() Options
 	// String return meter type
 	String() string
-	// Unregister metric name and drop all data
-	Unregister(name string, labels ...string) bool
 }
 
 // Counter is a counter
@@ -84,11 +80,7 @@ type FloatCounter interface {
 
 // Gauge is a float64 gauge
 type Gauge interface {
-	Add(float64)
 	Get() float64
-	Set(float64)
-	Dec()
-	Inc()
 }
 
 // Histogram is a histogram for non-negative values with automatically created buckets
@@ -125,39 +117,6 @@ func BuildLabels(labels ...string) []string {
 	return labels
 }
 
-var spool = newStringsPool(500)
-
-type stringsPool struct {
-	p *sync.Pool
-	c int
-}
-
-func newStringsPool(size int) *stringsPool {
-	p := &stringsPool{c: size}
-	p.p = &sync.Pool{
-		New: func() interface{} {
-			return &strings.Builder{}
-		},
-	}
-	return p
-}
-
-func (p *stringsPool) Cap() int {
-	return p.c
-}
-
-func (p *stringsPool) Get() *strings.Builder {
-	return p.p.Get().(*strings.Builder)
-}
-
-func (p *stringsPool) Put(b *strings.Builder) {
-	if b.Cap() > p.c {
-		return
-	}
-	b.Reset()
-	p.p.Put(b)
-}
-
 // BuildName used to combine metric with labels.
 // If labels count is odd, drop last element
 func BuildName(name string, labels ...string) string {
@@ -166,6 +125,8 @@ func BuildName(name string, labels ...string) string {
 	}
 
 	if len(labels) > 2 {
+		sort.Sort(byKey(labels))
+
 		idx := 0
 		for {
 			if labels[idx] == labels[idx+2] {
@@ -180,9 +141,7 @@ func BuildName(name string, labels ...string) string {
 		}
 	}
 
-	b := spool.Get()
+	var b strings.Builder
-	defer spool.Put(b)
-
 	_, _ = b.WriteString(name)
 	_, _ = b.WriteRune('{')
 	for idx := 0; idx < len(labels); idx += 2 {
@@ -190,9 +149,8 @@ func BuildName(name string, labels ...string) string {
 			_, _ = b.WriteRune(',')
 		}
 		_, _ = b.WriteString(labels[idx])
-		_, _ = b.WriteString(`="`)
+		_, _ = b.WriteString(`=`)
-		_, _ = b.WriteString(labels[idx+1])
+		_, _ = b.WriteString(strconv.Quote(labels[idx+1]))
-		_, _ = b.WriteRune('"')
 	}
 	_, _ = b.WriteRune('}')
 

meter/meter_test.go

@@ -50,12 +50,11 @@ func TestBuildName(t *testing.T) {
 	data := map[string][]string{
 		`my_metric{firstlabel="value2",zerolabel="value3"}`: {
 			"my_metric",
-			"firstlabel", "value2",
+			"zerolabel", "value3", "firstlabel", "value2",
-			"zerolabel", "value3",
 		},
 		`my_metric{broker="broker2",register="mdns",server="tcp"}`: {
 			"my_metric",
-			"broker", "broker1", "broker", "broker2", "register", "mdns", "server", "http", "server", "tcp",
+			"broker", "broker1", "broker", "broker2", "server", "http", "server", "tcp", "register", "mdns",
 		},
 		`my_metric{aaa="aaa"}`: {
 			"my_metric",

meter/noop.go

@@ -28,10 +28,6 @@ func (r *noopMeter) Name() string {
 	return r.opts.Name
 }
 
-func (r *noopMeter) Unregister(name string, labels ...string) bool {
-	return true
-}
-
 // Init initialize options
 func (r *noopMeter) Init(opts ...Option) error {
 	for _, o := range opts {
@@ -70,11 +66,6 @@ func (r *noopMeter) Histogram(_ string, labels ...string) Histogram {
 	return &noopHistogram{labels: labels}
 }
 
-// HistogramExt implements the Meter interface
-func (r *noopMeter) HistogramExt(_ string, quantiles []float64, labels ...string) Histogram {
-	return &noopHistogram{labels: labels}
-}
-
 // Set implements the Meter interface
 func (r *noopMeter) Set(opts ...Option) Meter {
 	m := &noopMeter{opts: r.opts}
@@ -141,18 +132,6 @@ type noopGauge struct {
 	labels []string
 }
 
-func (r *noopGauge) Add(float64) {
-}
-
-func (r *noopGauge) Set(float64) {
-}
-
-func (r *noopGauge) Inc() {
-}
-
-func (r *noopGauge) Dec() {
-}
-
 func (r *noopGauge) Get() float64 {
 	return 0
 }

meter/options.go

@@ -4,8 +4,6 @@ import (
 	"context"
 )
 
-var DefaultQuantiles = []float64{.005, .01, .025, .05, .1, .25, .5, 1, 2.5, 5, 10}
-
 // Option powers the configuration for metrics implementations:
 type Option func(*Options)
 
@@ -25,8 +23,6 @@ type Options struct {
 	WriteProcessMetrics bool
 	// WriteFDMetrics flag to write fd metrics
 	WriteFDMetrics bool
-	// Quantiles specifies buckets for histogram
-	Quantiles []float64
 }
 
 // NewOptions prepares a set of options:
@@ -65,12 +61,14 @@ func Address(value string) Option {
 	}
 }
 
-// Quantiles defines the desired spread of statistics for histogram metrics:
+/*
-func Quantiles(quantiles []float64) Option {
+// TimingObjectives defines the desired spread of statistics for histogram / timing metrics:
+func TimingObjectives(value map[float64]float64) Option {
 	return func(o *Options) {
-		o.Quantiles = quantiles
+		o.TimingObjectives = value
 	}
 }
+*/
 
 // Labels add the meter labels
 func Labels(ls ...string) Option {

server/noop.go

@@ -21,6 +21,11 @@ import (
 	"go.unistack.org/micro/v3/util/rand"
 )
 
+// DefaultCodecs will be used to encode/decode
+var DefaultCodecs = map[string]codec.Codec{
+	"application/octet-stream": codec.NewCodec(),
+}
+
 const (
 	defaultContentType = "application/json"
 )
@@ -88,6 +93,9 @@ func (n *noopServer) newCodec(contentType string) (codec.Codec, error) {
 	if cf, ok := n.opts.Codecs[contentType]; ok {
 		return cf, nil
 	}
+	if cf, ok := DefaultCodecs[contentType]; ok {
+		return cf, nil
+	}
 	return nil, codec.ErrUnknownContentType
 }