unistack-org/micro
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Merge branch 'master' into #335

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# Conflicts:
#	logger/options.go
This commit is contained in:
Gorbunov Kirill Andreevich 2024-04-15 13:20:28 +03:00
commit b0879be9f6
53 changed files with 1481 additions and 589 deletions
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4
.gitea/workflows/autoupdate.yml
View File

@ -5,8 +5,8 @@ on:
- 'master'
- 'v3'
schedule:
- cron: '* * * * *'
#- cron: '@hourly'
#- cron: '* * * * *'
- cron: '@hourly'
jobs:
autoupdate:

30
.gitea/workflows/coverage.yml Normal file
View File

@ -0,0 +1,30 @@
name: Go
on:
push:
branches: [ master, v3 ]
pull_request:
branches: [ master, v3 ]
workflow_dispatch:
jobs:
test:
runs-on: ubuntu-latest
steps:
- name: checkout
uses: actions/checkout@v4
- name: setup
uses: actions/setup-go@v4
with:
go-version: stable
- name: coverage
run: go test -v -coverprofile coverage.out ./...
- name: badge
uses: ncruces/go-coverage-report@main
with:
coverage-file: coverage.out
reuse-go: true
amend: true

2
.gitea/workflows/pr.yml
View File

@ -20,4 +20,4 @@ jobs:
- name: test
env:
INTEGRATION_TESTS: yes
run: go test -mod readonly -v ./...
run: go test -v -mod readonly -race -coverprofile=coverage.txt -covermode=atomic ./...

3
.gitignore vendored
View File

@ -1,6 +1,8 @@
# Develop tools
/.vscode/
/.idea/
.idea
.vscode
# Binaries for programs and plugins
*.exe
@ -13,6 +15,7 @@
_obj
_test
_build
.DS_Store
# Architecture specific extensions/prefixes
*.[568vq]

6
.golangci.yml
View File

@ -1,6 +1,5 @@
run:
concurrency: 4
deadline: 5m
issues-exit-code: 1
tests: true
@ -13,15 +12,13 @@ linters-settings:
linters:
enable:
- govet
- deadcode
- errcheck
- govet
- ineffassign
- staticcheck
- structcheck
- typecheck
- unused
- varcheck
- spancheck
- bodyclose
- gci
- goconst
@ -41,4 +38,5 @@ linters:
- prealloc
- unconvert
- unparam
- unused
disable-all: false

3
broker/broker.go
View File

@ -4,6 +4,7 @@ package broker // import "go.unistack.org/micro/v4/broker"
import (
"context"
"errors"
"time"
"go.unistack.org/micro/v4/metadata"
"go.unistack.org/micro/v4/options"
@ -19,6 +20,8 @@ var (
ErrDisconnected = errors.New("broker disconnected")
// ErrInvalidMessage returns when message has nvalid format
ErrInvalidMessage = errors.New("broker message has invalid format")
// DefaultGracefulTimeout
DefaultGracefulTimeout = 5 * time.Second
)
// Broker is an interface used for asynchronous messaging.

16
broker/memory_test.go
View File

@ -37,10 +37,10 @@ func TestMemoryBatchBroker(t *testing.T) {
msgs := make([]Message, 0, count)
for i := 0; i < count; i++ {
message := &memoryMessage{
header: map[string]string{
metadata.HeaderTopic: topic,
"foo": "bar",
"id": fmt.Sprintf("%d", i),
header: metadata.Metadata{
metadata.HeaderTopic: []string{topic},
"foo": []string{"bar"},
"id": []string{fmt.Sprintf("%d", i)},
},
body: []byte(`"hello world"`),
}
@ -83,10 +83,10 @@ func TestMemoryBroker(t *testing.T) {
msgs := make([]Message, 0, count)
for i := 0; i < count; i++ {
message := &memoryMessage{
header: map[string]string{
metadata.HeaderTopic: topic,
"foo": "bar",
"id": fmt.Sprintf("%d", i),
header: metadata.Metadata{
metadata.HeaderTopic: []string{topic},
"foo": []string{"bar"},
"id": []string{fmt.Sprintf("%d", i)},
},
body: []byte(`"hello world"`),
}

16
broker/options.go
View File

@ -11,6 +11,7 @@ import (
"go.unistack.org/micro/v4/meter"
"go.unistack.org/micro/v4/options"
"go.unistack.org/micro/v4/register"
"go.unistack.org/micro/v4/sync"
"go.unistack.org/micro/v4/tracer"
)
@ -36,36 +37,41 @@ type Options struct {
Name string
// Address holds the broker address
Address []string
Wait *sync.WaitGroup
GracefulTimeout time.Duration
}
// NewOptions create new Options
func NewOptions(opts ...options.Option) Options {
options := Options{
newOpts := Options{
Register: register.DefaultRegister,
Logger: logger.DefaultLogger,
Context: context.Background(),
Meter: meter.DefaultMeter,
Codecs: make(map[string]codec.Codec),
Tracer: tracer.DefaultTracer,
GracefulTimeout: DefaultGracefulTimeout,
}
for _, o := range opts {
o(&options)
o(&newOpts)
}
return options
return newOpts
}
// PublishOptions struct
type PublishOptions struct {
// Context holds external options
Context context.Context
// BodyOnly flag says the message contains raw body bytes
BodyOnly bool
// Message metadata usually passed as message headers
Metadata metadata.Metadata
// Content-Type of message for marshal
ContentType string
// Topic destination
Topic string
// BodyOnly flag says the message contains raw body bytes
BodyOnly bool
}
// NewPublishOptions creates PublishOptions struct

4
broker/subscriber.go
View File

@ -19,8 +19,8 @@ var typeOfError = reflect.TypeOf((*error)(nil)).Elem()
// Is this an exported - upper case - name?
func isExported(name string) bool {
rune, _ := utf8.DecodeRuneInString(name)
return unicode.IsUpper(rune)
r, _ := utf8.DecodeRuneInString(name)
return unicode.IsUpper(r)
}
// Is this type exported or a builtin?

6
database/dsn.go
View File

@ -75,7 +75,10 @@ func ParseDSN(dsn string) (*Config, error) {
// Find last '/' that goes before dbname
foundSlash := false
for i := len(dsn) - 1; i >= 0; i-- {
if dsn[i] == '/' {
if dsn[i] != '/' {
continue
}
foundSlash = true
var j, k int
@ -147,7 +150,6 @@ func ParseDSN(dsn string) (*Config, error) {
break
}
}
if !foundSlash && len(dsn) > 0 {
return nil, ErrInvalidDSNNoSlash

13
go.mod
View File

@ -5,17 +5,16 @@ go 1.20
require (
dario.cat/mergo v1.0.0
github.com/DATA-DOG/go-sqlmock v1.5.0
github.com/google/uuid v1.3.1
github.com/google/uuid v1.6.0
github.com/patrickmn/go-cache v2.1.0+incompatible
github.com/silas/dag v0.0.0-20220518035006-a7e85ada93c5
golang.org/x/sync v0.3.0
golang.org/x/sys v0.12.0
google.golang.org/grpc v1.58.2
google.golang.org/protobuf v1.31.0
golang.org/x/sync v0.6.0
golang.org/x/sys v0.16.0
google.golang.org/grpc v1.62.1
google.golang.org/protobuf v1.32.0
)
require (
github.com/golang/protobuf v1.5.3 // indirect
golang.org/x/net v0.15.0 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98 // indirect
google.golang.org/genproto/googleapis/rpc v0.0.0-20240123012728-ef4313101c80 // indirect
)

31
go.sum
View File

@ -6,29 +6,28 @@ github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaS
github.com/golang/protobuf v1.5.3 h1:KhyjKVUg7Usr/dYsdSqoFveMYd5ko72D+zANwlG1mmg=
github.com/golang/protobuf v1.5.3/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.9 h1:O2Tfq5qg4qc4AmwVlvv0oLiVAGB7enBSJ2x2DqQFi38=
github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=
github.com/google/uuid v1.3.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
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/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
github.com/silas/dag v0.0.0-20220518035006-a7e85ada93c5 h1:G/FZtUu7a6NTWl3KUHMV9jkLAh/Rvtf03NWMHaEDl+E=
github.com/silas/dag v0.0.0-20220518035006-a7e85ada93c5/go.mod h1:7RTUFBdIRC9nZ7/3RyRNH1bdqIShrDejd1YbLwgPS+I=
golang.org/x/net v0.15.0 h1:ugBLEUaxABaB5AJqW9enI0ACdci2RUd4eP51NTBvuJ8=
golang.org/x/net v0.15.0/go.mod h1:idbUs1IY1+zTqbi8yxTbhexhEEk5ur9LInksu6HrEpk=
golang.org/x/sync v0.3.0 h1:ftCYgMx6zT/asHUrPw8BLLscYtGznsLAnjq5RH9P66E=
golang.org/x/sync v0.3.0/go.mod h1:FU7BRWz2tNW+3quACPkgCx/L+uEAv1htQ0V83Z9Rj+Y=
golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
golang.org/x/net v0.20.0 h1:aCL9BSgETF1k+blQaYUBx9hJ9LOGP3gAVemcZlf1Kpo=
golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
golang.org/x/sys v0.16.0 h1:xWw16ngr6ZMtmxDyKyIgsE93KNKz5HKmMa3b8ALHidU=
golang.org/x/sys v0.16.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98 h1:bVf09lpb+OJbByTj913DRJioFFAjf/ZGxEz7MajTp2U=
google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98/go.mod h1:TUfxEVdsvPg18p6AslUXFoLdpED4oBnGwyqk3dV1XzM=
google.golang.org/grpc v1.58.2 h1:SXUpjxeVF3FKrTYQI4f4KvbGD5u2xccdYdurwowix5I=
google.golang.org/grpc v1.58.2/go.mod h1:tgX3ZQDlNJGU96V6yHh1T/JeoBQ2TXdr43YbYSsCJk0=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240123012728-ef4313101c80 h1:AjyfHzEPEFp/NpvfN5g+KDla3EMojjhRVZc1i7cj+oM=
google.golang.org/genproto/googleapis/rpc v0.0.0-20240123012728-ef4313101c80/go.mod h1:PAREbraiVEVGVdTZsVWjSbbTtSyGbAgIIvni8a8CD5s=
google.golang.org/grpc v1.62.1 h1:B4n+nfKzOICUXMgyrNd19h/I9oH0L1pizfk1d4zSgTk=
google.golang.org/grpc v1.62.1/go.mod h1:IWTG0VlJLCh1SkC58F7np9ka9mx/WNkjl4PGJaiq+QE=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.26.0/go.mod h1:9q0QmTI4eRPtz6boOQmLYwt+qCgq0jsYwAQnmE0givc=
google.golang.org/protobuf v1.31.0 h1:g0LDEJHgrBl9N9r17Ru3sqWhkIx2NB67okBHPwC7hs8=
google.golang.org/protobuf v1.31.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
google.golang.org/protobuf v1.32.0 h1:pPC6BG5ex8PDFnkbrGU3EixyhKcQ2aDuBS36lqK/C7I=
google.golang.org/protobuf v1.32.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

8
logger/logger.go
View File

@ -48,8 +48,10 @@ type Logger interface {
Fatal(ctx context.Context, msg string, attrs ...interface{})
// Log logs message with needed level
Log(ctx context.Context, level Level, msg string, attrs ...interface{})
// String returns the name of logger
// String returns the type name of logger
String() string
// String returns the name of logger
Name() string
}
// Info writes formatted msg to default logger on info level
@ -62,8 +64,8 @@ func Error(ctx context.Context, msg string, attrs ...interface{}) {
DefaultLogger.Error(ctx, msg, attrs...)
}
// Debugf writes formatted msg to default logger on debug level
func Debugf(ctx context.Context, msg string, attrs ...interface{}) {
// Debug writes formatted msg to default logger on debug level
func Debug(ctx context.Context, msg string, attrs ...interface{}) {
DefaultLogger.Debug(ctx, msg, attrs...)
}

4
logger/noop.go
View File

@ -45,6 +45,10 @@ func (l *noopLogger) Options() Options {
return l.opts
}
func (l *noopLogger) Name() string {
return l.opts.Name
}
func (l *noopLogger) String() string {
return "noop"
}

75
logger/options.go
View File

@ -6,6 +6,7 @@ import (
"log/slog"
"os"
"reflect"
"time"
"go.unistack.org/micro/v4/options"
rutil "go.unistack.org/micro/v4/util/reflect"
@ -17,24 +18,34 @@ type Options struct {
Out io.Writer
// Context holds exernal options
Context context.Context
// Attrs holds additional attributes
Attrs []interface{}
// Name holds the logger name
Name string
// The logging level the logger should log
Level Level
// CallerSkipCount number of frmaes to skip
CallerSkipCount int
// ContextAttrFuncs contains funcs that executed before log func on context
ContextAttrFuncs []ContextAttrFunc
// TimeFunc used to obtain current time
TimeFunc func() time.Time
// TimeKey is the key used for the time of the log call
TimeKey string
// Name holds the logger name
Name string
// LevelKey is the key used for the level of the log call
LevelKey string
// MessageKey is the key used for the message of the log call
MessageKey string
// ErrorKey is the key used for the error info
ErrorKey string
// SourceKey is the key used for the source file and line of the log call
SourceKey string
// StacktraceKey is the key used for the stacktrace
StacktraceKey string
// Attrs holds additional attributes
Attrs []interface{}
// ContextAttrFuncs contains funcs that executed before log func on context
ContextAttrFuncs []ContextAttrFunc
// CallerSkipCount number of frmaes to skip
CallerSkipCount int
// The logging level the logger should log
Level Level
// AddStacktrace controls writing of stacktaces on error
AddStacktrace bool
// AddSource enabled writing source file and position in log
AddSource bool
}
// NewOptions creates new options struct
@ -46,12 +57,14 @@ func NewOptions(opts ...options.Option) Options {
CallerSkipCount: DefaultCallerSkipCount,
Context: context.Background(),
ContextAttrFuncs: DefaultContextAttrFuncs,
AddSource: true,
TimeFunc: time.Now,
}
WithMicroKeys()(&options)
_ = WithMicroKeys()(&options)
for _, o := range opts {
o(&options)
_ = o(&options)
}
return options
}
@ -116,6 +129,12 @@ func WithZapKeys() options.Option {
if err = options.Set(src, "caller", ".SourceKey"); err != nil {
return err
}
if err = options.Set(src, "stacktrace", ".StacktraceKey"); err != nil {
return err
}
if err = options.Set(src, "error", ".ErrorKey"); err != nil {
return err
}
return nil
}
}
@ -135,6 +154,12 @@ func WithZerologKeys() options.Option {
if err = options.Set(src, "caller", ".SourceKey"); err != nil {
return err
}
if err = options.Set(src, "stacktrace", ".StacktraceKey"); err != nil {
return err
}
if err = options.Set(src, "error", ".ErrorKey"); err != nil {
return err
}
return nil
}
}
@ -154,6 +179,12 @@ func WithSlogKeys() options.Option {
if err = options.Set(src, slog.SourceKey, ".SourceKey"); err != nil {
return err
}
if err = options.Set(src, "stacktrace", ".StacktraceKey"); err != nil {
return err
}
if err = options.Set(src, "error", ".ErrorKey"); err != nil {
return err
}
return nil
}
}
@ -173,6 +204,12 @@ func WithMicroKeys() options.Option {
if err = options.Set(src, "caller", ".SourceKey"); err != nil {
return err
}
if err = options.Set(src, "stacktrace", ".StacktraceKey"); err != nil {
return err
}
if err = options.Set(src, "error", ".ErrorKey"); err != nil {
return err
}
return nil
}
}
@ -189,3 +226,17 @@ func WithIncCallerSkipCount(n int) options.Option {
return nil
}
}
// WithAddStacktrace controls writing stacktrace on error
func WithAddStacktrace(v bool) options.Option {
return func(src interface{}) error {
return options.Set(src, v, ".AddStacktrace")
}
}
// WitAddSource controls writing source file and pos in log
func WithAddSource(v bool) options.Option {
return func(src interface{}) error {
return options.Set(src, v, ".AddSource")
}
}

167
logger/slog/slog.go
View File

@ -4,15 +4,18 @@ import (
"context"
"log/slog"
"os"
"regexp"
"runtime"
"strconv"
"time"
"sync"
"go.unistack.org/micro/v4/logger"
"go.unistack.org/micro/v4/options"
"go.unistack.org/micro/v4/tracer"
)
var reTrace = regexp.MustCompile(`.*/slog/logger\.go.*\n`)
var (
traceValue = slog.StringValue("trace")
debugValue = slog.StringValue("debug")
@ -58,38 +61,33 @@ func (s *slogLogger) renameAttr(_ []string, a slog.Attr) slog.Attr {
}
type slogLogger struct {
slog *slog.Logger
leveler *slog.LevelVar
handler slog.Handler
opts logger.Options
mu sync.RWMutex
}
func (s *slogLogger) Clone(opts ...options.Option) logger.Logger {
s.mu.RLock()
options := s.opts
s.mu.RUnlock()
for _, o := range opts {
o(&options)
_ = o(&options)
}
l := &slogLogger{
opts: options,
}
/*
if slog, ok := s.opts.Context.Value(loggerKey{}).(*slog.Logger); ok {
l.slog = slog
return nil
}
*/
l.leveler = new(slog.LevelVar)
handleOpt := &slog.HandlerOptions{
ReplaceAttr: s.renameAttr,
ReplaceAttr: l.renameAttr,
Level: l.leveler,
AddSource: true,
AddSource: l.opts.AddSource,
}
l.leveler.Set(loggerToSlogLevel(l.opts.Level))
handler := slog.NewJSONHandler(options.Out, handleOpt)
l.slog = slog.New(handler).With(options.Attrs...)
l.handler = slog.New(slog.NewJSONHandler(options.Out, handleOpt)).With(options.Attrs...).Handler()
return l
}
@ -107,48 +105,48 @@ func (s *slogLogger) Options() logger.Options {
}
func (s *slogLogger) Attrs(attrs ...interface{}) logger.Logger {
nl := &slogLogger{opts: s.opts}
nl.leveler = new(slog.LevelVar)
nl.leveler.Set(s.leveler.Level())
s.mu.RLock()
level := s.leveler.Level()
options := s.opts
s.mu.RUnlock()
l := &slogLogger{opts: options}
l.leveler = new(slog.LevelVar)
l.leveler.Set(level)
handleOpt := &slog.HandlerOptions{
ReplaceAttr: nl.renameAttr,
Level: s.leveler,
AddSource: true,
ReplaceAttr: l.renameAttr,
Level: l.leveler,
AddSource: l.opts.AddSource,
}
handler := slog.NewJSONHandler(s.opts.Out, handleOpt)
nl.slog = slog.New(handler).With(attrs...)
l.handler = slog.New(slog.NewJSONHandler(s.opts.Out, handleOpt)).With(attrs...).Handler()
return nl
return l
}
func (s *slogLogger) Init(opts ...options.Option) error {
s.mu.Lock()
if len(s.opts.ContextAttrFuncs) == 0 {
s.opts.ContextAttrFuncs = logger.DefaultContextAttrFuncs
}
for _, o := range opts {
if err := o(&s.opts); err != nil {
return err
}
}
/*
if slog, ok := s.opts.Context.Value(loggerKey{}).(*slog.Logger); ok {
s.slog = slog
return nil
}
*/
s.leveler = new(slog.LevelVar)
handleOpt := &slog.HandlerOptions{
ReplaceAttr: s.renameAttr,
Level: s.leveler,
AddSource: true,
AddSource: s.opts.AddSource,
}
s.leveler.Set(loggerToSlogLevel(s.opts.Level))
handler := slog.NewJSONHandler(s.opts.Out, handleOpt)
s.slog = slog.New(handler).With(s.opts.Attrs...)
s.handler = slog.New(slog.NewJSONHandler(s.opts.Out, handleOpt)).With(s.opts.Attrs...).Handler()
s.mu.Unlock()
return nil
}
@ -159,12 +157,36 @@ func (s *slogLogger) Log(ctx context.Context, lvl logger.Level, msg string, attr
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), loggerToSlogLevel(lvl), msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), loggerToSlogLevel(lvl), msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
if s.opts.AddStacktrace && lvl == logger.ErrorLevel {
stackInfo := make([]byte, 1024*1024)
if stackSize := runtime.Stack(stackInfo, false); stackSize > 0 {
traceLines := reTrace.Split(string(stackInfo[:stackSize]), -1)
if len(traceLines) != 0 {
attrs = append(attrs, slog.String(s.opts.StacktraceKey, traceLines[len(traceLines)-1]))
}
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
r.Attrs(func(a slog.Attr) bool {
if a.Key == s.opts.ErrorKey {
if span, ok := tracer.SpanFromContext(ctx); ok {
span.SetStatus(tracer.SpanStatusError, a.Value.String())
return false
}
}
return true
})
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Info(ctx context.Context, msg string, attrs ...interface{}) {
@ -173,12 +195,18 @@ func (s *slogLogger) Info(ctx context.Context, msg string, attrs ...interface{})
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelInfo, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelInfo, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Debug(ctx context.Context, msg string, attrs ...interface{}) {
@ -187,12 +215,18 @@ func (s *slogLogger) Debug(ctx context.Context, msg string, attrs ...interface{}
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelDebug, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelDebug, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Trace(ctx context.Context, msg string, attrs ...interface{}) {
@ -201,12 +235,18 @@ func (s *slogLogger) Trace(ctx context.Context, msg string, attrs ...interface{}
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelDebug-1, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelDebug-1, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Error(ctx context.Context, msg string, attrs ...interface{}) {
@ -215,13 +255,28 @@ func (s *slogLogger) Error(ctx context.Context, msg string, attrs ...interface{}
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelError, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelError, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
if s.opts.AddStacktrace {
stackInfo := make([]byte, 1024*1024)
if stackSize := runtime.Stack(stackInfo, false); stackSize > 0 {
traceLines := reTrace.Split(string(stackInfo[:stackSize]), -1)
if len(traceLines) != 0 {
attrs = append(attrs, slog.String(s.opts.StacktraceKey, traceLines[len(traceLines)-1]))
}
}
}
r.Add(attrs...)
r.Attrs(func(a slog.Attr) bool {
if a.Key == "error" {
if a.Key == s.opts.ErrorKey {
if span, ok := tracer.SpanFromContext(ctx); ok {
span.SetStatus(tracer.SpanStatusError, a.Value.String())
return false
@ -229,7 +284,7 @@ func (s *slogLogger) Error(ctx context.Context, msg string, attrs ...interface{}
}
return true
})
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Fatal(ctx context.Context, msg string, attrs ...interface{}) {
@ -238,12 +293,18 @@ func (s *slogLogger) Fatal(ctx context.Context, msg string, attrs ...interface{}
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelError+1, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelError+1, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
os.Exit(1)
}
@ -253,12 +314,22 @@ func (s *slogLogger) Warn(ctx context.Context, msg string, attrs ...interface{})
}
var pcs [1]uintptr
runtime.Callers(s.opts.CallerSkipCount, pcs[:]) // skip [Callers, Infof]
r := slog.NewRecord(time.Now(), slog.LevelWarn, msg, pcs[0])
r := slog.NewRecord(s.opts.TimeFunc(), slog.LevelWarn, msg, pcs[0])
for _, fn := range s.opts.ContextAttrFuncs {
attrs = append(attrs, fn(ctx)...)
}
for idx, attr := range attrs {
if ve, ok := attr.(error); ok && ve != nil {
attrs[idx] = slog.String(s.opts.ErrorKey, ve.Error())
break
}
}
r.Add(attrs...)
_ = s.slog.Handler().Handle(ctx, r)
_ = s.handler.Handle(ctx, r)
}
func (s *slogLogger) Name() string {
return s.opts.Name
}
func (s *slogLogger) String() string {

14
logger/slog/slog_test.go
View File

@ -3,12 +3,26 @@ package slog
import (
"bytes"
"context"
"fmt"
"log"
"testing"
"go.unistack.org/micro/v4/logger"
)
func TestError(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)
l := NewLogger(logger.WithLevel(logger.ErrorLevel), logger.WithOutput(buf), logger.WithAddStacktrace(true))
if err := l.Init(); err != nil {
t.Fatal(err)
}
l.Error(ctx, "msg", fmt.Errorf("message"))
if !bytes.Contains(buf.Bytes(), []byte(`"stacktrace":"`)) {
t.Fatalf("logger stacktrace not works, buf contains: %s", buf.Bytes())
}
}
func TestContext(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)

2
logger/unwrap/unwrap.go
View File

@ -56,9 +56,9 @@ type Wrapper struct {
s fmt.State
pointers map[uintptr]int
opts *Options
takeMap map[int]bool
depth int
ignoreNextType bool
takeMap map[int]bool
protoWrapperType bool
sqlWrapperType bool
}

78
metadata/context.go
View File

@ -17,11 +17,11 @@ func FromIncomingContext(ctx context.Context) (Metadata, bool) {
if ctx == nil {
return nil, false
}
md, ok := ctx.Value(mdIncomingKey{}).(*rawMetadata)
if !ok || md.md == nil {
md, ok := ctx.Value(mdIncomingKey{}).(Metadata)
if !ok || md == nil {
return nil, false
}
return md.md, ok
return md, ok
}
// FromOutgoingContext returns metadata from outgoing ctx
@ -30,11 +30,11 @@ func FromOutgoingContext(ctx context.Context) (Metadata, bool) {
if ctx == nil {
return nil, false
}
md, ok := ctx.Value(mdOutgoingKey{}).(*rawMetadata)
if !ok || md.md == nil {
md, ok := ctx.Value(mdOutgoingKey{}).(Metadata)
if !ok || md == nil {
return nil, false
}
return md.md, ok
return md, ok
}
// FromContext returns metadata from the given context
@ -43,11 +43,11 @@ func FromContext(ctx context.Context) (Metadata, bool) {
if ctx == nil {
return nil, false
}
md, ok := ctx.Value(mdKey{}).(*rawMetadata)
if !ok || md.md == nil {
md, ok := ctx.Value(mdKey{}).(Metadata)
if !ok || md == nil {
return nil, false
}
return md.md, ok
return md, ok
}
// NewContext creates a new context with the given metadata
@ -55,45 +55,16 @@ func NewContext(ctx context.Context, md Metadata) context.Context {
if ctx == nil {
ctx = context.Background()
}
ctx = context.WithValue(ctx, mdKey{}, &rawMetadata{md})
ctx = context.WithValue(ctx, mdIncomingKey{}, &rawMetadata{})
ctx = context.WithValue(ctx, mdOutgoingKey{}, &rawMetadata{})
ctx = context.WithValue(ctx, mdKey{}, md)
return ctx
}
// SetOutgoingContext modify outgoing context with given metadata
func SetOutgoingContext(ctx context.Context, md Metadata) bool {
if ctx == nil {
return false
}
if omd, ok := ctx.Value(mdOutgoingKey{}).(*rawMetadata); ok {
omd.md = md
return true
}
return false
}
// SetIncomingContext modify incoming context with given metadata
func SetIncomingContext(ctx context.Context, md Metadata) bool {
if ctx == nil {
return false
}
if omd, ok := ctx.Value(mdIncomingKey{}).(*rawMetadata); ok {
omd.md = md
return true
}
return false
}
// NewIncomingContext creates a new context with incoming metadata attached
func NewIncomingContext(ctx context.Context, md Metadata) context.Context {
if ctx == nil {
ctx = context.Background()
}
ctx = context.WithValue(ctx, mdIncomingKey{}, &rawMetadata{md})
if v, ok := ctx.Value(mdOutgoingKey{}).(*rawMetadata); !ok || v == nil {
ctx = context.WithValue(ctx, mdOutgoingKey{}, &rawMetadata{})
}
ctx = context.WithValue(ctx, mdIncomingKey{}, md)
return ctx
}
@ -102,41 +73,28 @@ func NewOutgoingContext(ctx context.Context, md Metadata) context.Context {
if ctx == nil {
ctx = context.Background()
}
ctx = context.WithValue(ctx, mdOutgoingKey{}, &rawMetadata{md})
if v, ok := ctx.Value(mdIncomingKey{}).(*rawMetadata); !ok || v == nil {
ctx = context.WithValue(ctx, mdIncomingKey{}, &rawMetadata{})
}
ctx = context.WithValue(ctx, mdOutgoingKey{}, md)
return ctx
}
// AppendOutgoingContext apends new md to context
func AppendOutgoingContext(ctx context.Context, kv ...string) context.Context {
md, ok := Pairs(kv...)
if !ok {
return ctx
}
md := Pairs(kv...)
omd, ok := FromOutgoingContext(ctx)
if !ok {
return NewOutgoingContext(ctx, md)
}
for k, v := range md {
omd.Set(k, v)
}
return NewOutgoingContext(ctx, omd)
nmd := Merge(omd, md, true)
return NewOutgoingContext(ctx, nmd)
}
// AppendIncomingContext apends new md to context
func AppendIncomingContext(ctx context.Context, kv ...string) context.Context {
md, ok := Pairs(kv...)
if !ok {
return ctx
}
md := Pairs(kv...)
omd, ok := FromIncomingContext(ctx)
if !ok {
return NewIncomingContext(ctx, md)
}
for k, v := range md {
omd.Set(k, v)
}
return NewIncomingContext(ctx, omd)
nmd := Merge(omd, md, true)
return NewIncomingContext(ctx, nmd)
}

36
metadata/context_test.go
View File

@ -24,7 +24,7 @@ func TestNewNilContext(t *testing.T) {
}
func TestFromContext(t *testing.T) {
ctx := context.WithValue(context.TODO(), mdKey{}, &rawMetadata{New(0)})
ctx := context.WithValue(context.TODO(), mdKey{}, New(0))
c, ok := FromContext(ctx)
if c == nil || !ok {
@ -42,7 +42,7 @@ func TestNewContext(t *testing.T) {
}
func TestFromIncomingContext(t *testing.T) {
ctx := context.WithValue(context.TODO(), mdIncomingKey{}, &rawMetadata{New(0)})
ctx := context.WithValue(context.TODO(), mdIncomingKey{}, New(0))
c, ok := FromIncomingContext(ctx)
if c == nil || !ok {
@ -51,7 +51,7 @@ func TestFromIncomingContext(t *testing.T) {
}
func TestFromOutgoingContext(t *testing.T) {
ctx := context.WithValue(context.TODO(), mdOutgoingKey{}, &rawMetadata{New(0)})
ctx := context.WithValue(context.TODO(), mdOutgoingKey{}, New(0))
c, ok := FromOutgoingContext(ctx)
if c == nil || !ok {
@ -59,36 +59,6 @@ func TestFromOutgoingContext(t *testing.T) {
}
}
func TestSetIncomingContext(t *testing.T) {
md := New(1)
md.Set("key", "val")
ctx := context.WithValue(context.TODO(), mdIncomingKey{}, &rawMetadata{})
if !SetIncomingContext(ctx, md) {
t.Fatal("SetIncomingContext not works")
}
md, ok := FromIncomingContext(ctx)
if md == nil || !ok {
t.Fatal("SetIncomingContext not works")
} else if v, ok := md.Get("key"); !ok || v != "val" {
t.Fatal("SetIncomingContext not works")
}
}
func TestSetOutgoingContext(t *testing.T) {
md := New(1)
md.Set("key", "val")
ctx := context.WithValue(context.TODO(), mdOutgoingKey{}, &rawMetadata{})
if !SetOutgoingContext(ctx, md) {
t.Fatal("SetOutgoingContext not works")
}
md, ok := FromOutgoingContext(ctx)
if md == nil || !ok {
t.Fatal("SetOutgoingContext not works")
} else if v, ok := md.Get("key"); !ok || v != "val" {
t.Fatal("SetOutgoingContext not works")
}
}
func TestNewIncomingContext(t *testing.T) {
md := New(1)
md.Set("key", "val")

95
metadata/metadata.go
View File

@ -1,9 +1,9 @@
// Package metadata is a way of defining message headers
package metadata // import "go.unistack.org/micro/v4/metadata"
package metadata
import (
"net/textproto"
"sort"
"strings"
)
var (
@ -24,47 +24,7 @@ var (
)
// Metadata is our way of representing request headers internally.
// They're used at the RPC level and translate back and forth
// from Transport headers.
type Metadata map[string]string
type rawMetadata struct {
md Metadata
}
// defaultMetadataSize used when need to init new Metadata
var defaultMetadataSize = 2
// Iterator used to iterate over metadata with order
type Iterator struct {
md Metadata
keys []string
cur int
cnt int
}
// Next advance iterator to next element
func (iter *Iterator) Next(k, v *string) bool {
if iter.cur+1 > iter.cnt {
return false
}
*k = iter.keys[iter.cur]
*v = iter.md[*k]
iter.cur++
return true
}
// Iterator returns the itarator for metadata in sorted order
func (md Metadata) Iterator() *Iterator {
iter := &Iterator{md: md, cnt: len(md)}
iter.keys = make([]string, 0, iter.cnt)
for k := range md {
iter.keys = append(iter.keys, k)
}
sort.Strings(iter.keys)
return iter
}
type Metadata map[string][]string
// Get returns value from metadata by key
func (md Metadata) Get(key string) (string, bool) {
@ -74,7 +34,7 @@ func (md Metadata) Get(key string) (string, bool) {
// slow path
val, ok = md[textproto.CanonicalMIMEHeaderKey(key)]
}
return val, ok
return strings.Join(val, ","), ok
}
// Set is used to store value in metadata
@ -83,10 +43,19 @@ func (md Metadata) Set(kv ...string) {
kv = kv[:len(kv)-1]
}
for idx := 0; idx < len(kv); idx += 2 {
md[textproto.CanonicalMIMEHeaderKey(kv[idx])] = kv[idx+1]
md[textproto.CanonicalMIMEHeaderKey(kv[idx])] = []string{kv[idx+1]}
}
}
// Append is used to append value in metadata
func (md Metadata) Append(k string, v ...string) {
if len(v) == 0 {
return
}
k = textproto.CanonicalMIMEHeaderKey(k)
md[k] = append(md[k], v...)
}
// Del is used to remove value from metadata
func (md Metadata) Del(keys ...string) {
for _, key := range keys {
@ -98,46 +67,52 @@ func (md Metadata) Del(keys ...string) {
}
// Copy makes a copy of the metadata
func Copy(md Metadata) Metadata {
nmd := New(len(md))
for key, val := range md {
nmd.Set(key, val)
func Copy(md Metadata, exclude ...string) Metadata {
nmd := make(Metadata, len(md))
for k, v := range md {
nmd[k] = v
}
nmd.Del(exclude...)
return nmd
}
// New return new sized metadata
func New(size int) Metadata {
if size == 0 {
size = defaultMetadataSize
size = 2
}
return make(Metadata, size)
}
// Merge merges metadata to existing metadata, overwriting if specified
func Merge(omd Metadata, mmd Metadata, overwrite bool) Metadata {
var ok bool
nmd := Copy(omd)
for key, val := range mmd {
_, ok = nmd[key]
nval, ok := nmd[key]
switch {
case ok && overwrite:
nmd[key] = nval
continue
case ok && !overwrite:
continue
case val != "":
nmd.Set(key, val)
case ok && val == "":
nmd.Del(key)
case !ok:
for _, v := range val {
if v != "" {
nval = append(nval, v)
}
}
nmd[key] = nval
}
}
return nmd
}
// Pairs from which metadata created
func Pairs(kv ...string) (Metadata, bool) {
func Pairs(kv ...string) Metadata {
if len(kv)%2 == 1 {
return nil, false
kv = kv[:len(kv)-1]
}
md := New(len(kv) / 2)
md := make(Metadata, len(kv)/2)
md.Set(kv...)
return md, true
return md
}

90
metadata/metadata_test.go
View File

@ -33,30 +33,52 @@ func TestAppend(t *testing.T) {
}
func TestPairs(t *testing.T) {
md, ok := Pairs("key1", "val1", "key2", "val2")
if !ok {
t.Fatal("odd number of kv")
}
if _, ok = md.Get("key1"); !ok {
md := Pairs("key1", "val1", "key2", "val2")
if _, ok := md.Get("key1"); !ok {
t.Fatal("key1 not found")
}
}
func testCtx(ctx context.Context) {
md := New(2)
func testIncomingCtx(ctx context.Context) {
if md, ok := FromIncomingContext(ctx); ok && md != nil {
md.Set("Key1", "Val1_new")
md.Set("Key3", "Val3")
SetOutgoingContext(ctx, md)
}
}
func TestPassing(t *testing.T) {
func testOutgoingCtx(ctx context.Context) {
if md, ok := FromOutgoingContext(ctx); ok && md != nil {
md.Set("Key1", "Val1_new")
md.Set("Key3", "Val3")
}
}
func TestIncoming(t *testing.T) {
ctx := context.TODO()
md1 := New(2)
md1.Set("Key1", "Val1")
md1.Set("Key2", "Val2")
ctx = NewIncomingContext(ctx, md1)
testCtx(ctx)
testIncomingCtx(ctx)
md, ok := FromIncomingContext(ctx)
if !ok {
t.Fatalf("missing metadata from incoming context")
}
if v, ok := md.Get("Key1"); !ok || v != "Val1_new" {
t.Fatalf("invalid metadata value %#+v", md)
}
}
func TestOutgoing(t *testing.T) {
ctx := context.TODO()
md1 := New(2)
md1.Set("Key1", "Val1")
md1.Set("Key2", "Val2")
ctx = NewOutgoingContext(ctx, md1)
testOutgoingCtx(ctx)
md, ok := FromOutgoingContext(ctx)
if !ok {
t.Fatalf("missing metadata from outgoing context")
@ -68,10 +90,10 @@ func TestPassing(t *testing.T) {
func TestMerge(t *testing.T) {
omd := Metadata{
"key1": "val1",
"key1": []string{"val1"},
}
mmd := Metadata{
"key2": "val2",
"key2": []string{"val2"},
}
nmd := Merge(omd, mmd, true)
@ -80,21 +102,6 @@ func TestMerge(t *testing.T) {
}
}
func TestIterator(t *testing.T) {
md := Metadata{
"1Last": "last",
"2First": "first",
"3Second": "second",
}
iter := md.Iterator()
var k, v string
for iter.Next(&k, &v) {
// fmt.Printf("k: %s, v: %s\n", k, v)
}
}
func TestMedataCanonicalKey(t *testing.T) {
md := New(1)
md.Set("x-request-id", "12345")
@ -134,10 +141,7 @@ func TestMetadataSet(t *testing.T) {
}
func TestMetadataDelete(t *testing.T) {
md := Metadata{
"Foo": "bar",
"Baz": "empty",
}
md := Pairs("Foo", "bar", "Baz", "empty")
md.Del("Baz")
_, ok := md.Get("Baz")
@ -156,24 +160,19 @@ func TestNilContext(t *testing.T) {
}
func TestMetadataCopy(t *testing.T) {
md := Metadata{
"Foo": "bar",
"Bar": "baz",
}
md := Pairs("Foo", "bar", "Bar", "baz")
cp := Copy(md)
for k, v := range md {
if cv := cp[k]; cv != v {
if cv := cp[k]; len(cv) != len(v) {
t.Fatalf("Got %s:%s for %s:%s", k, cv, k, v)
}
}
}
func TestMetadataContext(t *testing.T) {
md := Metadata{
"Foo": "bar",
}
md := Pairs("Foo", "bar")
ctx := NewContext(context.TODO(), md)
@ -182,7 +181,7 @@ func TestMetadataContext(t *testing.T) {
t.Errorf("Unexpected error retrieving metadata, got %t", ok)
}
if emd["Foo"] != md["Foo"] {
if len(emd["Foo"]) != len(md["Foo"]) {
t.Errorf("Expected key: %s val: %s, got key: %s val: %s", "Foo", md["Foo"], "Foo", emd["Foo"])
}
@ -190,3 +189,14 @@ func TestMetadataContext(t *testing.T) {
t.Errorf("Expected metadata length 1 got %d", i)
}
}
func TestCopy(t *testing.T) {
md := New(2)
md.Set("key1", "val1", "key2", "val2")
nmd := Copy(md, "key2")
if len(nmd) != 1 {
t.Fatal("Copy exclude not works")
} else if nmd["Key1"][0] != "val1" {
t.Fatal("Copy exclude not works")
}
}

98
micro.go Normal file
View File

@ -0,0 +1,98 @@
package micro
import (
"reflect"
"go.unistack.org/micro/v4/broker"
"go.unistack.org/micro/v4/client"
"go.unistack.org/micro/v4/codec"
"go.unistack.org/micro/v4/flow"
"go.unistack.org/micro/v4/fsm"
"go.unistack.org/micro/v4/logger"
"go.unistack.org/micro/v4/meter"
"go.unistack.org/micro/v4/register"
"go.unistack.org/micro/v4/resolver"
"go.unistack.org/micro/v4/router"
"go.unistack.org/micro/v4/selector"
"go.unistack.org/micro/v4/server"
"go.unistack.org/micro/v4/store"
"go.unistack.org/micro/v4/sync"
"go.unistack.org/micro/v4/tracer"
)
func As(b any, target any) bool {
if b == nil {
return false
}
if target == nil {
return false
}
val := reflect.ValueOf(target)
typ := val.Type()
if typ.Kind() != reflect.Ptr || val.IsNil() {
return false
}
targetType := typ.Elem()
if targetType.Kind() != reflect.Interface {
switch {
case targetType.Implements(brokerType):
break
case targetType.Implements(loggerType):
break
case targetType.Implements(clientType):
break
case targetType.Implements(serverType):
break
case targetType.Implements(codecType):
break
case targetType.Implements(flowType):
break
case targetType.Implements(fsmType):
break
case targetType.Implements(meterType):
break
case targetType.Implements(registerType):
break
case targetType.Implements(resolverType):
break
case targetType.Implements(selectorType):
break
case targetType.Implements(storeType):
break
case targetType.Implements(syncType):
break
case targetType.Implements(serviceType):
break
case targetType.Implements(routerType):
break
case targetType.Implements(tracerType):
break
default:
return false
}
}
if reflect.TypeOf(b).AssignableTo(targetType) {
val.Elem().Set(reflect.ValueOf(b))
return true
}
return false
}
var (
brokerType = reflect.TypeOf((*broker.Broker)(nil)).Elem()
loggerType = reflect.TypeOf((*logger.Logger)(nil)).Elem()
clientType = reflect.TypeOf((*client.Client)(nil)).Elem()
serverType = reflect.TypeOf((*server.Server)(nil)).Elem()
codecType = reflect.TypeOf((*codec.Codec)(nil)).Elem()
flowType = reflect.TypeOf((*flow.Flow)(nil)).Elem()
fsmType = reflect.TypeOf((*fsm.FSM)(nil)).Elem()
meterType = reflect.TypeOf((*meter.Meter)(nil)).Elem()
registerType = reflect.TypeOf((*register.Register)(nil)).Elem()
resolverType = reflect.TypeOf((*resolver.Resolver)(nil)).Elem()
routerType = reflect.TypeOf((*router.Router)(nil)).Elem()
selectorType = reflect.TypeOf((*selector.Selector)(nil)).Elem()
storeType = reflect.TypeOf((*store.Store)(nil)).Elem()
syncType = reflect.TypeOf((*sync.Sync)(nil)).Elem()
tracerType = reflect.TypeOf((*tracer.Tracer)(nil)).Elem()
serviceType = reflect.TypeOf((*Service)(nil)).Elem()
)

103
micro_test.go Normal file
View File

@ -0,0 +1,103 @@
package micro
import (
"context"
"fmt"
"reflect"
"testing"
"go.unistack.org/micro/v4/broker"
"go.unistack.org/micro/v4/fsm"
"go.unistack.org/micro/v4/options"
)
func TestAs(t *testing.T) {
var b *bro
broTarget := &bro{name: "kafka"}
fsmTarget := &fsmT{name: "fsm"}
testCases := []struct {
b any
target any
match bool
want any
}{
{
broTarget,
&b,
true,
broTarget,
},
{
nil,
&b,
false,
nil,
},
{
fsmTarget,
&b,
false,
nil,
},
}
for i, tc := range testCases {
name := fmt.Sprintf("%d:As(Errorf(..., %v), %v)", i, tc.b, tc.target)
// Clear the target pointer, in case it was set in a previous test.
rtarget := reflect.ValueOf(tc.target)
rtarget.Elem().Set(reflect.Zero(reflect.TypeOf(tc.target).Elem()))
t.Run(name, func(t *testing.T) {
match := As(tc.b, tc.target)
if match != tc.match {
t.Fatalf("match: got %v; want %v", match, tc.match)
}
if !match {
return
}
if got := rtarget.Elem().Interface(); got != tc.want {
t.Fatalf("got %#v, want %#v", got, tc.want)
}
})
}
}
type bro struct {
name string
}
func (p *bro) Name() string { return p.name }
func (p *bro) Init(opts ...options.Option) error { return nil }
// Options returns broker options
func (p *bro) Options() broker.Options { return broker.Options{} }
// Address return configured address
func (p *bro) Address() string { return "" }
// Connect connects to broker
func (p *bro) Connect(ctx context.Context) error { return nil }
// Disconnect disconnect from broker
func (p *bro) Disconnect(ctx context.Context) error { return nil }
// Publish message, msg can be single broker.Message or []broker.Message
func (p *bro) Publish(ctx context.Context, msg interface{}, opts ...options.Option) error { return nil }
// Subscribe subscribes to topic message via handler
func (p *bro) Subscribe(ctx context.Context, topic string, handler interface{}, opts ...options.Option) (broker.Subscriber, error) {
return nil, nil
}
// String type of broker
func (p *bro) String() string { return p.name }
type fsmT struct {
name string
}
func (f *fsmT) Start(ctx context.Context, a interface{}, o ...Option) (interface{}, error) {
return nil, nil
}
func (f *fsmT) Current() string { return f.name }
func (f *fsmT) Reset() {}
func (f *fsmT) State(s string, sf fsm.StateFunc) {}

36
options/options.go
View File

@ -151,9 +151,41 @@ func ContentType(ct string) Option {
}
// Metadata pass additional metadata
func Metadata(md metadata.Metadata) Option {
func Metadata(md ...any) Option {
var result metadata.Metadata
if len(md) == 1 {
switch vt := md[0].(type) {
case metadata.Metadata:
result = metadata.Copy(vt)
case map[string]string:
result = make(metadata.Metadata, len(vt))
for k, v := range vt {
result.Set(k, v)
}
case map[string][]string:
result = metadata.Copy(vt)
default:
result = metadata.New(0)
}
} else {
result = metadata.New(len(md) / 2)
for idx := 0; idx <= len(md)/2; idx += 2 {
k, ok := md[idx].(string)
switch vt := md[idx+1].(type) {
case string:
if ok {
result.Set(k, vt)
}
case []string:
if ok {
result.Append(k, vt...)
}
}
}
}
return func(src interface{}) error {
return Set(src, metadata.Copy(md), ".Metadata")
return Set(src, result, ".Metadata")
}
}

63
options/options_test.go
View File

@ -4,7 +4,9 @@ import (
"testing"
"go.unistack.org/micro/v4/codec"
"go.unistack.org/micro/v4/metadata"
"go.unistack.org/micro/v4/options"
"go.unistack.org/micro/v4/util/reflect"
)
func TestAddress(t *testing.T) {
@ -84,3 +86,64 @@ func TestLabels(t *testing.T) {
t.Fatal("failed to set labels")
}
}
func TestMetadataAny(t *testing.T) {
type s struct {
Metadata metadata.Metadata
}
testCases := []struct {
Name string
Data any
Expected metadata.Metadata
}{
{
"strings_even",
[]any{"Strkey1", []string{"val1"}, "Strkey2", []string{"val2"}},
metadata.Pairs("Strkey1", "val1", "Strkey2", "val2"),
},
{
"strings_odd",
[]any{"key1", "val1", "key2"},
metadata.Pairs("Key1", "val1"),
},
{
Name: "map",
Data: map[string][]string{
"Mapkey1": {"val1"},
"Mapkey2": {"val2"},
},
Expected: metadata.Metadata{
"Mapkey1": []string{"val1"},
"Mapkey2": []string{"val2"},
},
},
{
"metadata.Metadata",
metadata.Pairs("key1", "val1", "key2", "val2"),
metadata.Pairs("Key1", "val1", "Key2", "val2"),
},
}
for _, tt := range testCases {
t.Run(tt.Name, func(t *testing.T) {
src := &s{}
var opts []options.Option
switch valData := tt.Data.(type) {
case []any:
opts = append(opts, options.Metadata(valData...))
case map[string]string, map[string][]string, metadata.Metadata:
opts = append(opts, options.Metadata(valData))
}
for _, o := range opts {
if err := o(src); err != nil {
t.Fatal(err)
}
if !reflect.Equal(tt.Expected, src.Metadata) {
t.Fatalf("expected: %v, actual: %v", tt.Expected, src.Metadata)
}
}
})
}
}

195
register/memory.go → register/memory/memory.go
View File

@ -1,10 +1,13 @@
package register
package memory
import (
"context"
"sync"
"time"
"go.unistack.org/micro/v4/metadata"
"go.unistack.org/micro/v4/register"
"go.unistack.org/micro/v4/logger"
"go.unistack.org/micro/v4/util/id"
)
@ -16,32 +19,32 @@ var (
type node struct {
LastSeen time.Time
*Node
*register.Node
TTL time.Duration
}
type record struct {
Name string
Version string
Metadata map[string]string
Metadata metadata.Metadata
Nodes map[string]*node
Endpoints []*Endpoint
Endpoints []*register.Endpoint
}
type memory struct {
sync.RWMutex
records map[string]services
watchers map[string]*watcher
opts Options
opts register.Options
sync.RWMutex
}
// services is a KV map with service name as the key and a map of records as the value
type services map[string]map[string]*record
// NewRegister returns an initialized in-memory register
func NewRegister(opts ...Option) Register {
func NewRegister(opts ...register.Option) register.Register {
r := &memory{
opts: NewOptions(opts...),
opts: register.NewOptions(opts...),
records: make(map[string]services),
watchers: make(map[string]*watcher),
}
@ -75,7 +78,7 @@ func (m *memory) ttlPrune() {
}
}
func (m *memory) sendEvent(r *Result) {
func (m *memory) sendEvent(r *register.Result) {
m.RLock()
watchers := make([]*watcher, 0, len(m.watchers))
for _, w := range m.watchers {
@ -99,14 +102,24 @@ func (m *memory) sendEvent(r *Result) {
}
func (m *memory) Connect(ctx context.Context) error {
select {
case <-ctx.Done():
return ctx.Err()
default:
}
return nil
}
func (m *memory) Disconnect(ctx context.Context) error {
select {
case <-ctx.Done():
return ctx.Err()
default:
}
return nil
}
func (m *memory) Init(opts ...Option) error {
func (m *memory) Init(opts ...register.Option) error {
for _, o := range opts {
o(&m.opts)
}
@ -118,15 +131,20 @@ func (m *memory) Init(opts ...Option) error {
return nil
}
func (m *memory) Options() Options {
func (m *memory) Options() register.Options {
return m.opts
}
func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOption) error {
func (m *memory) Register(ctx context.Context, s *register.Service, opts ...register.RegisterOption) error {
select {
case <-ctx.Done():
return ctx.Err()
default:
}
m.Lock()
defer m.Unlock()
options := NewRegisterOptions(opts...)
options := register.NewRegisterOptions(opts...)
// get the services for this domain from the register
srvs, ok := m.records[options.Domain]
@ -136,11 +154,11 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
// domain is set in metadata so it can be passed to watchers
if s.Metadata == nil {
s.Metadata = map[string]string{"domain": options.Domain}
} else {
s.Metadata["domain"] = options.Domain
s.Metadata = metadata.New(0)
}
s.Metadata.Set("domain", options.Domain)
// ensure the service name exists
r := serviceToRecord(s, options.TTL)
if _, ok := srvs[s.Name]; !ok {
@ -153,7 +171,7 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
m.opts.Logger.Debug(m.opts.Context, "register added new service: "+s.Name+", version "+s.Version)
}
m.records[options.Domain] = srvs
go m.sendEvent(&Result{Action: "create", Service: s})
go m.sendEvent(&register.Result{Action: "create", Service: s})
}
var addedNodes bool
@ -164,19 +182,12 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
continue
}
metadata := make(map[string]string, len(n.Metadata))
// make copy of metadata
for k, v := range n.Metadata {
metadata[k] = v
}
// set the domain
metadata["domain"] = options.Domain
metadata := metadata.Copy(n.Metadata)
metadata.Set("domain", options.Domain)
// add the node
srvs[s.Name][s.Version].Nodes[n.ID] = &node{
Node: &Node{
Node: &register.Node{
ID: n.ID,
Address: n.Address,
Metadata: metadata,
@ -192,7 +203,7 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
if m.opts.Logger.V(logger.DebugLevel) {
m.opts.Logger.Debug(m.opts.Context, "register added new node to service: "+s.Name+", version "+s.Version)
}
go m.sendEvent(&Result{Action: "update", Service: s})
go m.sendEvent(&register.Result{Action: "update", Service: s})
} else {
// refresh TTL and timestamp
for _, n := range s.Nodes {
@ -208,18 +219,17 @@ func (m *memory) Register(ctx context.Context, s *Service, opts ...RegisterOptio
return nil
}
func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterOption) error {
func (m *memory) Deregister(ctx context.Context, s *register.Service, opts ...register.DeregisterOption) error {
m.Lock()
defer m.Unlock()
options := NewDeregisterOptions(opts...)
options := register.NewDeregisterOptions(opts...)
// domain is set in metadata so it can be passed to watchers
if s.Metadata == nil {
s.Metadata = map[string]string{"domain": options.Domain}
} else {
s.Metadata["domain"] = options.Domain
s.Metadata = metadata.New(0)
}
s.Metadata.Set("domain", options.Domain)
// if the domain doesn't exist, there is nothing to deregister
services, ok := m.records[options.Domain]
@ -252,7 +262,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
// is cleanup
if len(version.Nodes) > 0 {
m.records[options.Domain][s.Name][s.Version] = version
go m.sendEvent(&Result{Action: "update", Service: s})
go m.sendEvent(&register.Result{Action: "update", Service: s})
return nil
}
@ -260,7 +270,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
// register and exit
if len(versions) == 1 {
delete(m.records[options.Domain], s.Name)
go m.sendEvent(&Result{Action: "delete", Service: s})
go m.sendEvent(&register.Result{Action: "delete", Service: s})
if m.opts.Logger.V(logger.DebugLevel) {
m.opts.Logger.Debug(m.opts.Context, "register removed service: "+s.Name)
@ -270,7 +280,7 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
// there are other versions of the service running, so only remove this version of it
delete(m.records[options.Domain][s.Name], s.Version)
go m.sendEvent(&Result{Action: "delete", Service: s})
go m.sendEvent(&register.Result{Action: "delete", Service: s})
if m.opts.Logger.V(logger.DebugLevel) {
m.opts.Logger.Debug(m.opts.Context, "register removed service: "+s.Name+", version "+s.Version)
}
@ -278,20 +288,20 @@ func (m *memory) Deregister(ctx context.Context, s *Service, opts ...DeregisterO
return nil
}
func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupOption) ([]*Service, error) {
options := NewLookupOptions(opts...)
func (m *memory) LookupService(ctx context.Context, name string, opts ...register.LookupOption) ([]*register.Service, error) {
options := register.NewLookupOptions(opts...)
// if it's a wildcard domain, return from all domains
if options.Domain == WildcardDomain {
if options.Domain == register.WildcardDomain {
m.RLock()
recs := m.records
m.RUnlock()
var services []*Service
var services []*register.Service
for domain := range recs {
srvs, err := m.LookupService(ctx, name, append(opts, LookupDomain(domain))...)
if err == ErrNotFound {
srvs, err := m.LookupService(ctx, name, append(opts, register.LookupDomain(domain))...)
if err == register.ErrNotFound {
continue
} else if err != nil {
return nil, err
@ -300,7 +310,7 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
}
if len(services) == 0 {
return nil, ErrNotFound
return nil, register.ErrNotFound
}
return services, nil
}
@ -311,17 +321,17 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
// check the domain exists
services, ok := m.records[options.Domain]
if !ok {
return nil, ErrNotFound
return nil, register.ErrNotFound
}
// check the service exists
versions, ok := services[name]
if !ok || len(versions) == 0 {
return nil, ErrNotFound
return nil, register.ErrNotFound
}
// serialize the response
result := make([]*Service, len(versions))
result := make([]*register.Service, len(versions))
var i int
@ -333,19 +343,19 @@ func (m *memory) LookupService(ctx context.Context, name string, opts ...LookupO
return result, nil
}
func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Service, error) {
options := NewListOptions(opts...)
func (m *memory) ListServices(ctx context.Context, opts ...register.ListOption) ([]*register.Service, error) {
options := register.NewListOptions(opts...)
// if it's a wildcard domain, list from all domains
if options.Domain == WildcardDomain {
if options.Domain == register.WildcardDomain {
m.RLock()
recs := m.records
m.RUnlock()
var services []*Service
var services []*register.Service
for domain := range recs {
srvs, err := m.ListServices(ctx, append(opts, ListDomain(domain))...)
srvs, err := m.ListServices(ctx, append(opts, register.ListDomain(domain))...)
if err != nil {
return nil, err
}
@ -361,11 +371,11 @@ func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Servi
// ensure the domain exists
services, ok := m.records[options.Domain]
if !ok {
return make([]*Service, 0), nil
return make([]*register.Service, 0), nil
}
// serialize the result, each version counts as an individual service
var result []*Service
var result []*register.Service
for _, service := range services {
for _, version := range service {
@ -376,16 +386,16 @@ func (m *memory) ListServices(ctx context.Context, opts ...ListOption) ([]*Servi
return result, nil
}
func (m *memory) Watch(ctx context.Context, opts ...WatchOption) (Watcher, error) {
func (m *memory) Watch(ctx context.Context, opts ...register.WatchOption) (register.Watcher, error) {
id, err := id.New()
if err != nil {
return nil, err
}
wo := NewWatchOptions(opts...)
wo := register.NewWatchOptions(opts...)
// construct the watcher
w := &watcher{
exit: make(chan bool),
res: make(chan *Result),
res: make(chan *register.Result),
id: id,
wo: wo,
}
@ -406,13 +416,13 @@ func (m *memory) String() string {
}
type watcher struct {
res chan *Result
res chan *register.Result
exit chan bool
wo WatchOptions
wo register.WatchOptions
id string
}
func (m *watcher) Next() (*Result, error) {
func (m *watcher) Next() (*register.Result, error) {
for {
select {
case r := <-m.res:
@ -424,20 +434,28 @@ func (m *watcher) Next() (*Result, error) {
continue
}
if m.wo.Domain == register.WildcardDomain {
return r, nil
}
if r.Service.Metadata == nil {
continue
}
// extract domain from service metadata
var domain string
if r.Service.Metadata != nil && len(r.Service.Metadata["domain"]) > 0 {
domain = r.Service.Metadata["domain"]
if v, ok := r.Service.Metadata.Get("domain"); ok && v != "" {
domain = v
} else {
domain = DefaultDomain
domain = register.DefaultDomain
}
// only send the event if watching the wildcard or this specific domain
if m.wo.Domain == WildcardDomain || m.wo.Domain == domain {
if m.wo.Domain == domain {
return r, nil
}
case <-m.exit:
return nil, ErrWatcherStopped
return nil, register.ErrWatcherStopped
}
}
}
@ -451,11 +469,8 @@ func (m *watcher) Stop() {
}
}
func serviceToRecord(s *Service, ttl time.Duration) *record {
metadata := make(map[string]string, len(s.Metadata))
for k, v := range s.Metadata {
metadata[k] = v
}
func serviceToRecord(s *register.Service, ttl time.Duration) *record {
metadata := metadata.Copy(s.Metadata)
nodes := make(map[string]*node, len(s.Nodes))
for _, n := range s.Nodes {
@ -466,10 +481,8 @@ func serviceToRecord(s *Service, ttl time.Duration) *record {
}
}
endpoints := make([]*Endpoint, len(s.Endpoints))
for i, e := range s.Endpoints { // TODO: vtolstov use copy
endpoints[i] = e
}
endpoints := make([]*register.Endpoint, len(s.Endpoints))
copy(endpoints, s.Endpoints)
return &record{
Name: s.Name,
@ -480,23 +493,14 @@ func serviceToRecord(s *Service, ttl time.Duration) *record {
}
}
func recordToService(r *record, domain string) *Service {
metadata := make(map[string]string, len(r.Metadata))
for k, v := range r.Metadata {
metadata[k] = v
}
// set the domain in metadata so it can be determined when a wildcard query is performed
metadata["domain"] = domain
endpoints := make([]*Endpoint, len(r.Endpoints))
func recordToService(r *record, domain string) *register.Service {
endpoints := make([]*register.Endpoint, len(r.Endpoints))
for i, e := range r.Endpoints {
md := make(map[string]string, len(e.Metadata))
for k, v := range e.Metadata {
md[k] = v
}
md := metadata.Copy(e.Metadata)
// set the domain in metadata so it can be determined when a wildcard query is performed
md.Set("domain", domain)
endpoints[i] = &Endpoint{
endpoints[i] = &register.Endpoint{
Name: e.Name,
Request: e.Request,
Response: e.Response,
@ -504,26 +508,21 @@ func recordToService(r *record, domain string) *Service {
}
}
nodes := make([]*Node, len(r.Nodes))
nodes := make([]*register.Node, len(r.Nodes))
i := 0
for _, n := range r.Nodes {
md := make(map[string]string, len(n.Metadata))
for k, v := range n.Metadata {
md[k] = v
}
nodes[i] = &Node{
nodes[i] = &register.Node{
ID: n.ID,
Address: n.Address,
Metadata: md,
Metadata: metadata.Copy(n.Metadata),
}
i++
}
return &Service{
return &register.Service{
Name: r.Name,
Version: r.Version,
Metadata: metadata,
Metadata: metadata.Copy(r.Metadata),
Endpoints: endpoints,
Nodes: nodes,
}

93
register/memory_test.go → register/memory/memory_test.go
View File

@ -1,19 +1,23 @@
package register
package memory
import (
"context"
"fmt"
"reflect"
"sync"
"testing"
"time"
"go.unistack.org/micro/v4"
"go.unistack.org/micro/v4/register"
)
var testData = map[string][]*Service{
var testData = map[string][]*register.Service{
"foo": {
{
Name: "foo",
Version: "1.0.0",
Nodes: []*Node{
Nodes: []*register.Node{
{
ID: "foo-1.0.0-123",
Address: "localhost:9999",
@ -27,7 +31,7 @@ var testData = map[string][]*Service{
{
Name: "foo",
Version: "1.0.1",
Nodes: []*Node{
Nodes: []*register.Node{
{
ID: "foo-1.0.1-321",
Address: "localhost:6666",
@ -37,7 +41,7 @@ var testData = map[string][]*Service{
{
Name: "foo",
Version: "1.0.3",
Nodes: []*Node{
Nodes: []*register.Node{
{
ID: "foo-1.0.3-345",
Address: "localhost:8888",
@ -49,7 +53,7 @@ var testData = map[string][]*Service{
{
Name: "bar",
Version: "default",
Nodes: []*Node{
Nodes: []*register.Node{
{
ID: "bar-1.0.0-123",
Address: "localhost:9999",
@ -63,7 +67,7 @@ var testData = map[string][]*Service{
{
Name: "bar",
Version: "latest",
Nodes: []*Node{
Nodes: []*register.Node{
{
ID: "bar-1.0.1-321",
Address: "localhost:6666",
@ -78,7 +82,7 @@ func TestMemoryRegistry(t *testing.T) {
ctx := context.TODO()
m := NewRegister()
fn := func(k string, v []*Service) {
fn := func(k string, v []*register.Service) {
services, err := m.LookupService(ctx, k)
if err != nil {
t.Errorf("Unexpected error getting service %s: %v", k, err)
@ -155,8 +159,8 @@ func TestMemoryRegistry(t *testing.T) {
for _, v := range testData {
for _, service := range v {
services, err := m.LookupService(ctx, service.Name)
if err != ErrNotFound {
t.Errorf("Expected error: %v, got: %v", ErrNotFound, err)
if err != register.ErrNotFound {
t.Errorf("Expected error: %v, got: %v", register.ErrNotFound, err)
}
if len(services) != 0 {
t.Errorf("Expected %d services for %s, got %d", 0, service.Name, len(services))
@ -171,7 +175,7 @@ func TestMemoryRegistryTTL(t *testing.T) {
for _, v := range testData {
for _, service := range v {
if err := m.Register(ctx, service, RegisterTTL(time.Millisecond)); err != nil {
if err := m.Register(ctx, service, register.RegisterTTL(time.Millisecond)); err != nil {
t.Fatal(err)
}
}
@ -200,7 +204,7 @@ func TestMemoryRegistryTTLConcurrent(t *testing.T) {
ctx := context.TODO()
for _, v := range testData {
for _, service := range v {
if err := m.Register(ctx, service, RegisterTTL(waitTime/2)); err != nil {
if err := m.Register(ctx, service, register.RegisterTTL(waitTime/2)); err != nil {
t.Fatal(err)
}
}
@ -249,34 +253,41 @@ func TestMemoryWildcard(t *testing.T) {
m := NewRegister()
ctx := context.TODO()
testSrv := &Service{Name: "foo", Version: "1.0.0"}
if err := m.Init(); err != nil {
t.Fatal(err)
}
if err := m.Register(ctx, testSrv, RegisterDomain("one")); err != nil {
if err := m.Connect(ctx); err != nil {
t.Fatal(err)
}
testSrv := &register.Service{Name: "foo", Version: "1.0.0"}
if err := m.Register(ctx, testSrv, register.RegisterDomain("one")); err != nil {
t.Fatalf("Register err: %v", err)
}
if err := m.Register(ctx, testSrv, RegisterDomain("two")); err != nil {
if err := m.Register(ctx, testSrv, register.RegisterDomain("two")); err != nil {
t.Fatalf("Register err: %v", err)
}
if recs, err := m.ListServices(ctx, ListDomain("one")); err != nil {
if recs, err := m.ListServices(ctx, register.ListDomain("one")); err != nil {
t.Errorf("List err: %v", err)
} else if len(recs) != 1 {
t.Errorf("Expected 1 record, got %v", len(recs))
}
if recs, err := m.ListServices(ctx, ListDomain("*")); err != nil {
if recs, err := m.ListServices(ctx, register.ListDomain("*")); err != nil {
t.Errorf("List err: %v", err)
} else if len(recs) != 2 {
t.Errorf("Expected 2 records, got %v", len(recs))
}
if recs, err := m.LookupService(ctx, testSrv.Name, LookupDomain("one")); err != nil {
if recs, err := m.LookupService(ctx, testSrv.Name, register.LookupDomain("one")); err != nil {
t.Errorf("Lookup err: %v", err)
} else if len(recs) != 1 {
t.Errorf("Expected 1 record, got %v", len(recs))
}
if recs, err := m.LookupService(ctx, testSrv.Name, LookupDomain("*")); err != nil {
if recs, err := m.LookupService(ctx, testSrv.Name, register.LookupDomain("*")); err != nil {
t.Errorf("Lookup err: %v", err)
} else if len(recs) != 2 {
t.Errorf("Expected 2 records, got %v", len(recs))
@ -284,12 +295,16 @@ func TestMemoryWildcard(t *testing.T) {
}
func TestWatcher(t *testing.T) {
testSrv := &Service{Name: "foo", Version: "1.0.0"}
testSrv := &register.Service{Name: "foo", Version: "1.0.0"}
ctx := context.TODO()
m := NewRegister()
m.Init()
m.Connect(ctx)
if err := m.Init(); err != nil {
t.Fatal(err)
}
if err := m.Connect(ctx); err != nil {
t.Fatal(err)
}
wc, err := m.Watch(ctx)
if err != nil {
t.Fatalf("cant watch: %v", err)
@ -320,3 +335,37 @@ func TestWatcher(t *testing.T) {
t.Fatal("expected error on Next()")
}
}
func Test_service_Register(t *testing.T) {
t.Skip()
r := NewRegister()
type args struct {
names []string
}
tests := []struct {
name string
opts []micro.Option
args args
want register.Register
}{
{
name: "service.Register",
opts: []micro.Option{micro.Register(r)},
args: args{
names: []string{"memory"},
},
want: r,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
s := micro.NewService(tt.opts...)
if got := s.Register(tt.args.names...); !reflect.DeepEqual(got, tt.want) {
t.Errorf("service.Register() = %v, want %v", got, tt.want)
}
})
}
}

72
register/noop.go Normal file
View File

@ -0,0 +1,72 @@
package register
import "context"
type noop struct {
opts Options
}
func NewRegister(opts ...Option) Register {
return &noop{
opts: NewOptions(opts...),
}
}
func (n *noop) Name() string {
return n.opts.Name
}
func (n *noop) Init(opts ...Option) error {
for _, o := range opts {
o(&n.opts)
}
return nil
}
func (n *noop) Options() Options {
return n.opts
}
func (n *noop) Connect(ctx context.Context) error {
return nil
}
func (n *noop) Disconnect(ctx context.Context) error {
return nil
}
func (n *noop) Register(ctx context.Context, service *Service, option ...RegisterOption) error {
return nil
}
func (n *noop) Deregister(ctx context.Context, service *Service, option ...DeregisterOption) error {
return nil
}
func (n *noop) LookupService(ctx context.Context, s string, option ...LookupOption) ([]*Service, error) {
return nil, nil
}
func (n *noop) ListServices(ctx context.Context, option ...ListOption) ([]*Service, error) {
return nil, nil
}
func (n *noop) Watch(ctx context.Context, opts ...WatchOption) (Watcher, error) {
wOpts := NewWatchOptions(opts...)
return &watcher{wo: wOpts}, nil
}
func (n *noop) String() string {
return "noop"
}
type watcher struct {
wo WatchOptions
}
func (m *watcher) Next() (*Result, error) {
return nil, nil
}
func (m *watcher) Stop() {}

1
register/register.go
View File

@ -4,7 +4,6 @@ package register // import "go.unistack.org/micro/v4/register"
import (
"context"
"errors"
"go.unistack.org/micro/v4/metadata"
)

2
semconv/broker.go
View File

@ -17,4 +17,6 @@ var (
SubscribeMessageTotal = "subscribe_message_total"
// SubscribeMessageInflight specifies meter metric name
SubscribeMessageInflight = "subscribe_message_inflight"
// BrokerGroupLag specifies broker lag
BrokerGroupLag = "broker_lag"
)

12
semconv/cache.go Normal file
View File

@ -0,0 +1,12 @@
package semconv
var (
// CacheRequestDurationSeconds specifies meter metric name
CacheRequestDurationSeconds = "cache_request_duration_seconds"
// ClientRequestLatencyMicroseconds specifies meter metric name
CacheRequestLatencyMicroseconds = "cache_request_latency_microseconds"
// CacheRequestTotal specifies meter metric name
CacheRequestTotal = "cache_request_total"
// CacheRequestInflight specifies meter metric name
CacheRequestInflight = "cache_request_inflight"
)

4
server/noop.go
View File

@ -112,8 +112,8 @@ func (n *noopServer) Register() error {
}
n.RUnlock()
service.Nodes[0].Metadata["protocol"] = "noop"
service.Nodes[0].Metadata["transport"] = service.Nodes[0].Metadata["protocol"]
service.Nodes[0].Metadata.Set("protocol", "noop")
service.Nodes[0].Metadata.Set("transport", "noop")
service.Endpoints = endpoints
n.RLock()

17
server/options.go
View File

@ -13,6 +13,7 @@ import (
"go.unistack.org/micro/v4/meter"
"go.unistack.org/micro/v4/options"
"go.unistack.org/micro/v4/register"
msync "go.unistack.org/micro/v4/sync"
"go.unistack.org/micro/v4/tracer"
"go.unistack.org/micro/v4/util/id"
)
@ -32,7 +33,7 @@ type Options struct {
// Listener may be passed if already created
Listener net.Listener
// Wait group
Wait *sync.WaitGroup
Wait *msync.WaitGroup
// TLSConfig specifies tls.Config for secure serving
TLSConfig *tls.Config
// Metadata holds the server metadata
@ -65,6 +66,8 @@ type Options struct {
DeregisterAttempts int
// Hooks may contains HandleWrapper or Server func wrapper
Hooks options.Hooks
// GracefulTimeout timeout for graceful stop server
GracefulTimeout time.Duration
}
// NewOptions returns new options struct with default or passed values
@ -84,6 +87,7 @@ func NewOptions(opts ...options.Option) Options {
Name: DefaultName,
Version: DefaultVersion,
ID: id.Must(),
GracefulTimeout: DefaultGracefulTimeout,
}
for _, o := range opts {
@ -143,8 +147,11 @@ func Wait(wg *sync.WaitGroup) options.Option {
if wg == nil {
wg = new(sync.WaitGroup)
}
wrap := msync.WrapWaitGroup(wg)
return func(src interface{}) error {
return options.Set(src, wg, ".Wait")
return options.Set(src, wrap, ".Wait")
}
}
@ -162,6 +169,12 @@ func Listener(nl net.Listener) options.Option {
}
}
func GracefulTimeout(td time.Duration) options.Option {
return func(src interface{}) error {
return options.Set(src, td, ".GracefulTimeout")
}
}
// HandleOptions struct
type HandleOptions struct {
// Context holds external options

4
server/registry.go
View File

@ -77,8 +77,8 @@ func NewRegisterService(s Server) (*register.Service, error) {
}
node.Metadata = metadata.Copy(opts.Metadata)
node.Metadata["server"] = s.String()
node.Metadata["register"] = opts.Register.String()
node.Metadata.Set("server", s.String())
node.Metadata.Set("register", opts.Register.String())
return &register.Service{
Name: opts.Name,

2
server/server.go
View File

@ -32,6 +32,8 @@ var (
DefaultMaxMsgRecvSize = 1024 * 1024 * 4 // 4Mb
// DefaultMaxMsgSendSize holds default max send size
DefaultMaxMsgSendSize = 1024 * 1024 * 4 // 4Mb
// DefaultGracefulTimeout default time for graceful stop
DefaultGracefulTimeout = 5 * time.Second
)
// Server is a simple micro server abstraction

5
service_test.go
View File

@ -1,6 +1,7 @@
package micro
import (
"go.unistack.org/micro/v4/register/memory"
"reflect"
"testing"
@ -425,7 +426,7 @@ func Test_service_Store(t *testing.T) {
}
func Test_service_Register(t *testing.T) {
r := register.NewRegister()
r := memory.NewRegister()
type fields struct {
opts Options
}
@ -444,7 +445,7 @@ func Test_service_Register(t *testing.T) {
opts: Options{Registers: []register.Register{r}},
},
args: args{
names: []string{"noop"},
names: []string{"memory"},
},
want: r,
},

69
sync/waitgroup.go Normal file
View File

@ -0,0 +1,69 @@
package sync
import (
"context"
"sync"
)
type WaitGroup struct {
wg *sync.WaitGroup
c int
mu sync.Mutex
}
func WrapWaitGroup(wg *sync.WaitGroup) *WaitGroup {
g := &WaitGroup{
wg: wg,
}
return g
}
func NewWaitGroup() *WaitGroup {
var wg sync.WaitGroup
return WrapWaitGroup(&wg)
}
func (g *WaitGroup) Add(n int) {
g.mu.Lock()
g.c += n
g.wg.Add(n)
g.mu.Unlock()
}
func (g *WaitGroup) Done() {
g.mu.Lock()
g.c += -1
g.wg.Add(-1)
g.mu.Unlock()
}
func (g *WaitGroup) Wait() {
g.wg.Wait()
}
func (g *WaitGroup) WaitContext(ctx context.Context) {
done := make(chan struct{})
go func() {
g.wg.Wait()
close(done)
}()
select {
case <-ctx.Done():
g.mu.Lock()
g.wg.Add(-g.c)
<-done
g.wg.Add(g.c)
g.mu.Unlock()
return
case <-done:
return
}
}
func (g *WaitGroup) Waiters() int {
g.mu.Lock()
c := g.c
g.mu.Unlock()
return c
}

37
sync/waitgroup_test.go Normal file
View File

@ -0,0 +1,37 @@
package sync
import (
"context"
"testing"
"time"
)
func TestWaitGroupContext(t *testing.T) {
wg := NewWaitGroup()
_ = t
wg.Add(1)
ctx, cancel := context.WithTimeout(context.TODO(), 1*time.Second)
defer cancel()
wg.WaitContext(ctx)
}
func TestWaitGroupReuse(t *testing.T) {
wg := NewWaitGroup()
defer func() {
if wg.Waiters() != 0 {
t.Fatal("lost goroutines")
}
}()
wg.Add(1)
defer wg.Done()
ctx, cancel := context.WithTimeout(context.TODO(), 1*time.Second)
defer cancel()
wg.WaitContext(ctx)
wg.Add(1)
defer wg.Done()
ctx, cancel = context.WithTimeout(context.TODO(), 1*time.Second)
defer cancel()
wg.WaitContext(ctx)
}

143
tracer/memory/memory.go Normal file
View File

@ -0,0 +1,143 @@
package memory
import (
"context"
"time"
"go.unistack.org/micro/v4/options"
"go.unistack.org/micro/v4/tracer"
"go.unistack.org/micro/v4/util/id"
)
var _ tracer.Tracer = (*Tracer)(nil)
type Tracer struct {
opts tracer.Options
spans []tracer.Span
}
func (t *Tracer) Spans() []tracer.Span {
return t.spans
}
func (t *Tracer) Start(ctx context.Context, name string, opts ...options.Option) (context.Context, tracer.Span) {
options := tracer.NewSpanOptions(opts...)
span := &Span{
name: name,
ctx: ctx,
tracer: t,
kind: options.Kind,
startTime: time.Now(),
}
span.spanID.s, _ = id.New()
span.traceID.s, _ = id.New()
if span.ctx == nil {
span.ctx = context.Background()
}
t.spans = append(t.spans, span)
return tracer.NewSpanContext(ctx, span), span
}
func (t *Tracer) Flush(_ context.Context) error {
return nil
}
func (t *Tracer) Init(opts ...options.Option) error {
var err error
for _, o := range opts {
if err = o(&t.opts); err != nil {
return err
}
}
return nil
}
func (t *Tracer) Name() string {
return t.opts.Name
}
type noopStringer struct {
s string
}
func (s noopStringer) String() string {
return s.s
}
type Span struct {
ctx context.Context
tracer tracer.Tracer
name string
statusMsg string
startTime time.Time
finishTime time.Time
traceID noopStringer
spanID noopStringer
events []*Event
labels []interface{}
logs []interface{}
kind tracer.SpanKind
status tracer.SpanStatus
}
func (s *Span) Finish(opts ...options.Option) {
s.finishTime = time.Now()
}
func (s *Span) Context() context.Context {
return s.ctx
}
func (s *Span) Tracer() tracer.Tracer {
return s.tracer
}
type Event struct {
name string
labels []interface{}
}
func (s *Span) AddEvent(name string, opts ...options.Option) {
options := tracer.NewEventOptions(opts...)
s.events = append(s.events, &Event{name: name, labels: options.Labels})
}
func (s *Span) SetName(name string) {
s.name = name
}
func (s *Span) AddLogs(kv ...interface{}) {
s.logs = append(s.logs, kv...)
}
func (s *Span) AddLabels(kv ...interface{}) {
s.labels = append(s.labels, kv...)
}
func (s *Span) Kind() tracer.SpanKind {
return s.kind
}
func (s *Span) TraceID() string {
return s.traceID.String()
}
func (s *Span) SpanID() string {
return s.spanID.String()
}
func (s *Span) Status() (tracer.SpanStatus, string) {
return s.status, s.statusMsg
}
func (s *Span) SetStatus(st tracer.SpanStatus, msg string) {
s.status = st
s.statusMsg = msg
}
// NewTracer returns new memory tracer
func NewTracer(opts ...options.Option) *Tracer {
return &Tracer{
opts: tracer.NewOptions(opts...),
}
}

38
tracer/memory/memory_test.go Normal file
View File

@ -0,0 +1,38 @@
package memory
import (
"bytes"
"context"
"fmt"
"strings"
"testing"
"go.unistack.org/micro/v4/logger"
"go.unistack.org/micro/v4/logger/slog"
"go.unistack.org/micro/v4/tracer"
)
func TestLoggerWithTracer(t *testing.T) {
ctx := context.TODO()
buf := bytes.NewBuffer(nil)
logger.DefaultLogger = slog.NewLogger(logger.WithOutput(buf))
if err := logger.Init(); err != nil {
t.Fatal(err)
}
var span tracer.Span
tr := NewTracer()
ctx, span = tr.Start(ctx, "test1")
logger.Error(ctx, "my test error", fmt.Errorf("error"))
if !strings.Contains(buf.String(), span.TraceID()) {
t.Fatalf("log does not contains trace id: %s", buf.Bytes())
}
_, _ = tr.Start(ctx, "test2")
for _, s := range tr.Spans() {
_ = s
}
}

23
tracer/noop.go
View File

@ -24,7 +24,6 @@ func (t *noopTracer) Start(ctx context.Context, name string, opts ...options.Opt
name: name,
ctx: ctx,
tracer: t,
labels: options.Labels,
kind: options.Kind,
}
span.spanID.s, _ = id.New()
@ -36,7 +35,7 @@ func (t *noopTracer) Start(ctx context.Context, name string, opts ...options.Opt
return NewSpanContext(ctx, span), span
}
func (t *noopTracer) Flush(ctx context.Context) error {
func (t *noopTracer) Flush(_ context.Context) error {
return nil
}
@ -51,11 +50,6 @@ func (t *noopTracer) Name() string {
return t.opts.Name
}
type noopEvent struct {
name string
labels []interface{}
}
type noopStringer struct {
s string
}
@ -71,14 +65,11 @@ type noopSpan struct {
statusMsg string
traceID noopStringer
spanID noopStringer
events []*noopEvent
labels []interface{}
logs []interface{}
kind SpanKind
status SpanStatus
}
func (s *noopSpan) Finish(opts ...options.Option) {
func (s *noopSpan) Finish(_ ...options.Option) {
}
func (s *noopSpan) Context() context.Context {
@ -89,21 +80,17 @@ func (s *noopSpan) Tracer() Tracer {
return s.tracer
}
func (s *noopSpan) AddEvent(name string, opts ...options.Option) {
options := NewEventOptions(opts...)
s.events = append(s.events, &noopEvent{name: name, labels: options.Labels})
func (s *noopSpan) AddEvent(_ string, _ ...options.Option) {
}
func (s *noopSpan) SetName(name string) {
s.name = name
}
func (s *noopSpan) AddLogs(kv ...interface{}) {
s.logs = append(s.logs, kv...)
func (s *noopSpan) AddLogs(_ ...interface{}) {
}
func (s *noopSpan) AddLabels(kv ...interface{}) {
s.labels = append(s.labels, kv...)
func (s *noopSpan) AddLabels(_ ...interface{}) {
}
func (s *noopSpan) Kind() SpanKind {

1
tracer/options.go
View File

@ -172,6 +172,7 @@ func NewEventOptions(opts ...options.Option) EventOptions {
func NewOptions(opts ...options.Option) Options {
options := Options{
Logger: logger.DefaultLogger,
Context: context.Background(),
}
for _, o := range opts {
o(&options)

67
tracer/tracer.go
View File

@ -1,10 +1,8 @@
// Package tracer provides an interface for distributed tracing
package tracer // import "go.unistack.org/micro/v4/tracer"
package tracer
import (
"context"
"fmt"
"sort"
"go.unistack.org/micro/v4/logger"
"go.unistack.org/micro/v4/options"
@ -13,6 +11,26 @@ import (
// DefaultTracer is the global default tracer
var DefaultTracer = NewTracer()
var (
// TraceIDKey is the key used for the trace id in the log call
TraceIDKey = "trace-id"
// SpanIDKey is the key used for the span id in the log call
SpanIDKey = "span-id"
)
func init() {
logger.DefaultContextAttrFuncs = append(logger.DefaultContextAttrFuncs,
func(ctx context.Context) []interface{} {
if span, ok := SpanFromContext(ctx); ok {
return []interface{}{
TraceIDKey, span.TraceID(),
SpanIDKey, span.SpanID(),
}
}
return nil
})
}
// Tracer is an interface for distributed tracing
type Tracer interface {
// Name return tracer name
@ -51,46 +69,3 @@ type Span interface {
// SpanID returns span id
SpanID() string
}
func init() {
logger.DefaultContextAttrFuncs = append(logger.DefaultContextAttrFuncs, func(ctx context.Context) []interface{} {
span, ok := SpanFromContext(ctx)
if !ok || span == nil {
return nil
}
return []interface{}{"trace", span.TraceID(), "span", span.SpanID()}
})
}
// sort labels alphabeticaly by label name
type byKey []interface{}
func (k byKey) Len() int { return len(k) / 2 }
func (k byKey) Less(i, j int) bool { return fmt.Sprintf("%s", k[i*2]) < fmt.Sprintf("%s", k[j*2]) }
func (k byKey) Swap(i, j int) {
k[i*2], k[j*2] = k[j*2], k[i*2]
k[i*2+1], k[j*2+1] = k[j*2+1], k[i*2+1]
}
func UniqLabels(labels []interface{}) []interface{} {
if len(labels)%2 == 1 {
labels = labels[:len(labels)-1]
}
if len(labels) > 2 {
sort.Sort(byKey(labels))
idx := 0
for {
if labels[idx] == labels[idx+2] {
copy(labels[idx:], labels[idx+2:])
labels = labels[:len(labels)-2]
} else {
idx += 2
}
if idx+2 >= len(labels) {
break
}
}
}
return labels
}

22
util/reflect/reflect.go
View File

@ -1,6 +1,7 @@
package reflect // import "go.unistack.org/micro/v4/util/reflect"
package reflect
import (
"encoding/json"
"errors"
"fmt"
"reflect"
@ -45,15 +46,23 @@ func SliceAppend(b bool) Option {
// Merge merges map[string]interface{} to destination struct
func Merge(dst interface{}, mp map[string]interface{}, opts ...Option) error {
var err error
var sval reflect.Value
var fname string
options := Options{}
for _, o := range opts {
o(&options)
}
if unmarshaler, ok := dst.(json.Unmarshaler); ok {
buf, err := json.Marshal(mp)
if err == nil {
err = unmarshaler.UnmarshalJSON(buf)
}
return err
}
var err error
var sval reflect.Value
var fname string
dviface := reflect.ValueOf(dst)
if dviface.Kind() == reflect.Ptr {
dviface = dviface.Elem()
@ -532,6 +541,9 @@ func Equal(src interface{}, dst interface{}, excptFields ...string) bool {
}
s := srcVal.MapIndex(key)
d := dstVal.MapIndex(key)
if !s.IsValid() || !d.IsValid() {
return false
}
if !Equal(s.Interface(), d.Interface(), excptFields...) {
return false
}

3
util/register/util.go
View File

@ -109,13 +109,12 @@ func Merge(olist []*register.Service, nlist []*register.Service) []*register.Ser
seen = true
srv = append(srv, sp)
break
} else {
}
sp := &register.Service{}
// make copy
*sp = *o
srv = append(srv, sp)
}
}
if !seen {
srv = append(srv, Copy([]*register.Service{n})...)
}

40
util/sort/sort.go Normal file
View File

@ -0,0 +1,40 @@
package sort
import (
"fmt"
"sort"
)
// sort labels alphabeticaly by label name
type byKey []interface{}
func (k byKey) Len() int { return len(k) / 2 }
func (k byKey) Less(i, j int) bool { return fmt.Sprintf("%s", k[i*2]) < fmt.Sprintf("%s", k[j*2]) }
func (k byKey) Swap(i, j int) {
k[i*2], k[j*2] = k[j*2], k[i*2]
k[i*2+1], k[j*2+1] = k[j*2+1], k[i*2+1]
}
func Uniq(labels []interface{}) []interface{} {
if len(labels)%2 == 1 {
labels = labels[:len(labels)-1]
}
if len(labels) > 2 {
sort.Sort(byKey(labels))
idx := 0
for {
if labels[idx] == labels[idx+2] {
copy(labels[idx:], labels[idx+2:])
labels = labels[:len(labels)-2]
} else {
idx += 2
}
if idx+2 >= len(labels) {
break
}
}
}
return labels
}

2
util/structfs/metadata_ec2.go
View File

@ -12,7 +12,7 @@ type EC2Metadata struct {
InstanceType string `json:"instance-type"`
LocalHostname string `json:"local-hostname"`
LocalIPv4 string `json:"local-ipv4"`
kernelID int `json:"kernel-id"`
KernelID int `json:"kernel-id"`
Placement string `json:"placement"`
AvailabilityZone string `json:"availability-zone"`
ProductCodes string `json:"product-codes"`

11
util/structfs/structfs.go
View File

@ -67,9 +67,9 @@ func (fi *fileInfo) Name() string {
func (fi *fileInfo) Mode() os.FileMode {
if strings.HasSuffix(fi.name, "/") {
return os.FileMode(0755) | os.ModeDir
return os.FileMode(0o755) | os.ModeDir
}
return os.FileMode(0644)
return os.FileMode(0o644)
}
func (fi *fileInfo) IsDir() bool {
@ -112,15 +112,14 @@ func (f *file) Readdir(count int) ([]os.FileInfo, error) {
func (f *file) Seek(offset int64, whence int) (int64, error) {
// log.Printf("seek %d %d %s\n", offset, whence, f.name)
switch whence {
case os.SEEK_SET:
case io.SeekStart:
f.offset = offset
case os.SEEK_CUR:
case io.SeekCurrent:
f.offset += offset
case os.SEEK_END:
case io.SeekEnd:
f.offset = int64(len(f.data)) + offset
}
return f.offset, nil
}
func (f *file) Stat() (os.FileInfo, error) {

4
util/structfs/structfs_test.go
View File

@ -2,7 +2,7 @@ package structfs
import (
"encoding/json"
"io/ioutil"
"io"
"net/http"
"reflect"
"testing"
@ -82,7 +82,7 @@ func get(path string) ([]byte, error) {
return nil, err
}
defer res.Body.Close()
return ioutil.ReadAll(res.Body)
return io.ReadAll(res.Body)
}
func TestAll(t *testing.T) {

4
util/time/duration_test.go
View File

@ -35,7 +35,7 @@ func TestUnmarshalJSON(t *testing.T) {
err = json.Unmarshal([]byte(`{"ttl":"1y"}`), v)
if err != nil {
t.Fatal(err)
} else if v.TTL != 31536000000000000 {
} else if v.TTL != 31622400000000000 {
t.Fatalf("invalid duration %v != 31536000000000000", v.TTL)
}
}
@ -55,7 +55,7 @@ func TestParseDuration(t *testing.T) {
if err != nil {
t.Fatalf("ParseDuration error: %v", err)
}
if td.String() != "8760h0m0s" {
if td.String() != "8784h0m0s" {
t.Fatalf("ParseDuration 1y != 8760h0m0s : %s", td.String())
}
}

25
util/xpool/pool.go Normal file
View File

@ -0,0 +1,25 @@
package pool
import "sync"
type Pool[T any] struct {
p *sync.Pool
}
func NewPool[T any](fn func() T) Pool[T] {
return Pool[T]{
p: &sync.Pool{
New: func() interface{} {
return fn()
},
},
}
}
func (p Pool[T]) Get() T {
return p.p.Get().(T)
}
func (p Pool[T]) Put(t T) {
p.p.Put(t)
}

27
util/xpool/pool_test.go Normal file
View File

@ -0,0 +1,27 @@
package pool
import (
"bytes"
"strings"
"testing"
)
func TestBytes(t *testing.T) {
p := NewPool(func() *bytes.Buffer { return bytes.NewBuffer(nil) })
b := p.Get()
b.Write([]byte(`test`))
if b.String() != "test" {
t.Fatal("pool not works")
}
p.Put(b)
}
func TestStrings(t *testing.T) {
p := NewPool(func() *strings.Builder { return &strings.Builder{} })
b := p.Get()
b.Write([]byte(`test`))
if b.String() != "test" {
t.Fatal("pool not works")
}
p.Put(b)
}