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cleanup

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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов 2024-09-20 17:54:17 +03:00
parent de9e4d73f5
commit cf878bca22
51 changed files with 52 additions and 815 deletions
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2
broker/broker.go
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@ -1,5 +1,5 @@
// Package broker is an interface used for asynchronous messaging
package broker // import "go.unistack.org/micro/v3/broker"
package broker
import (
"context"

2
client/client.go
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@ -1,5 +1,5 @@
// Package client is an interface for an RPC client
package client // import "go.unistack.org/micro/v3/client"
package client
import (
"context"

2
config/config.go
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@ -1,5 +1,5 @@
// Package config is an interface for dynamic configuration.
package config // import "go.unistack.org/micro/v3/config"
package config
import (
"context"

2
errors/errors.go
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@ -1,6 +1,6 @@
// Package errors provides a way to return detailed information
// for an RPC request error. The error is normally JSON encoded.
package errors // import "go.unistack.org/micro/v3/errors"
package errors
import (
"bytes"

2
flow/flow.go
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@ -1,5 +1,5 @@
// Package flow is an interface used for saga pattern microservice workflow
package flow // import "go.unistack.org/micro/v3/flow"
package flow
import (
"context"

2
fsm/fsm.go
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@ -1,4 +1,4 @@
package fsm // import "go.unistack.org/micro/v3/fsm"
package fsm
import (
"context"

2
metadata/metadata.go
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@ -1,5 +1,5 @@
// Package metadata is a way of defining message headers
package metadata // import "go.unistack.org/micro/v3/metadata"
package metadata
import (
"net/textproto"

4
meter/meter.go
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@ -16,10 +16,6 @@ var (
DefaultAddress = ":9090"
// DefaultPath the meter endpoint where the Meter data will be made available
DefaultPath = "/metrics"
// DefaultMetricPrefix holds the string that prepends to all metrics
DefaultMetricPrefix = "micro_"
// DefaultLabelPrefix holds the string that prepends to all labels
DefaultLabelPrefix = "micro_"
// DefaultSummaryQuantiles is the default spread of stats for summary
DefaultSummaryQuantiles = []float64{0.5, 0.9, 0.97, 0.99, 1}
// DefaultSummaryWindow is the default window for summary

347
meter/wrapper/wrapper.go
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@ -1,347 +0,0 @@
package wrapper // import "go.unistack.org/micro/v3/meter/wrapper"
import (
"context"
"fmt"
"time"
"go.unistack.org/micro/v3/client"
"go.unistack.org/micro/v3/meter"
"go.unistack.org/micro/v3/server"
)
var (
// ClientRequestDurationSeconds specifies meter metric name
ClientRequestDurationSeconds = "client_request_duration_seconds"
// ClientRequestLatencyMicroseconds specifies meter metric name
ClientRequestLatencyMicroseconds = "client_request_latency_microseconds"
// ClientRequestTotal specifies meter metric name
ClientRequestTotal = "client_request_total"
// ClientRequestInflight specifies meter metric name
ClientRequestInflight = "client_request_inflight"
// ServerRequestDurationSeconds specifies meter metric name
ServerRequestDurationSeconds = "server_request_duration_seconds"
// ServerRequestLatencyMicroseconds specifies meter metric name
ServerRequestLatencyMicroseconds = "server_request_latency_microseconds"
// ServerRequestTotal specifies meter metric name
ServerRequestTotal = "server_request_total"
// ServerRequestInflight specifies meter metric name
ServerRequestInflight = "server_request_inflight"
// PublishMessageDurationSeconds specifies meter metric name
PublishMessageDurationSeconds = "publish_message_duration_seconds"
// PublishMessageLatencyMicroseconds specifies meter metric name
PublishMessageLatencyMicroseconds = "publish_message_latency_microseconds"
// PublishMessageTotal specifies meter metric name
PublishMessageTotal = "publish_message_total"
// PublishMessageInflight specifies meter metric name
PublishMessageInflight = "publish_message_inflight"
// SubscribeMessageDurationSeconds specifies meter metric name
SubscribeMessageDurationSeconds = "subscribe_message_duration_seconds"
// SubscribeMessageLatencyMicroseconds specifies meter metric name
SubscribeMessageLatencyMicroseconds = "subscribe_message_latency_microseconds"
// SubscribeMessageTotal specifies meter metric name
SubscribeMessageTotal = "subscribe_message_total"
// SubscribeMessageInflight specifies meter metric name
SubscribeMessageInflight = "subscribe_message_inflight"
labelSuccess = "success"
labelFailure = "failure"
labelStatus = "status"
labelEndpoint = "endpoint"
// DefaultSkipEndpoints contains list of endpoints that not evaluted by wrapper
DefaultSkipEndpoints = []string{"Meter.Metrics", "Health.Live", "Health.Ready", "Health.Version"}
)
// Options struct
type Options struct {
Meter meter.Meter
lopts []meter.Option
SkipEndpoints []string
}
// Option func signature
type Option func(*Options)
// NewOptions creates new Options struct
func NewOptions(opts ...Option) Options {
options := Options{
Meter: meter.DefaultMeter,
lopts: make([]meter.Option, 0, 5),
SkipEndpoints: DefaultSkipEndpoints,
}
for _, o := range opts {
o(&options)
}
return options
}
// ServiceName passes service name to meter label
func ServiceName(name string) Option {
return func(o *Options) {
o.lopts = append(o.lopts, meter.Labels("name", name))
}
}
// ServiceVersion passes service version to meter label
func ServiceVersion(version string) Option {
return func(o *Options) {
o.lopts = append(o.lopts, meter.Labels("version", version))
}
}
// ServiceID passes service id to meter label
func ServiceID(id string) Option {
return func(o *Options) {
o.lopts = append(o.lopts, meter.Labels("id", id))
}
}
// Meter passes meter
func Meter(m meter.Meter) Option {
return func(o *Options) {
o.Meter = m
}
}
// SkipEndoints add endpoint to skip
func SkipEndoints(eps ...string) Option {
return func(o *Options) {
o.SkipEndpoints = append(o.SkipEndpoints, eps...)
}
}
type wrapper struct {
client.Client
callFunc client.CallFunc
opts Options
}
// NewClientWrapper create new client wrapper
func NewClientWrapper(opts ...Option) client.Wrapper {
return func(c client.Client) client.Client {
handler := &wrapper{
opts: NewOptions(opts...),
Client: c,
}
return handler
}
}
// NewCallWrapper create new call wrapper
func NewCallWrapper(opts ...Option) client.CallWrapper {
return func(fn client.CallFunc) client.CallFunc {
handler := &wrapper{
opts: NewOptions(opts...),
callFunc: fn,
}
return handler.CallFunc
}
}
func (w *wrapper) CallFunc(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) error {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Endpoint())
for _, ep := range w.opts.SkipEndpoints {
if ep == endpoint {
return w.callFunc(ctx, addr, req, rsp, opts)
}
}
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Inc()
ts := time.Now()
err := w.callFunc(ctx, addr, req, rsp, opts)
te := time.Since(ts)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Dec()
w.opts.Meter.Summary(ClientRequestLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(ClientRequestDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(ClientRequestTotal, labels...).Inc()
return err
}
func (w *wrapper) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Endpoint())
for _, ep := range w.opts.SkipEndpoints {
if ep == endpoint {
return w.Client.Call(ctx, req, rsp, opts...)
}
}
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Inc()
ts := time.Now()
err := w.Client.Call(ctx, req, rsp, opts...)
te := time.Since(ts)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Dec()
w.opts.Meter.Summary(ClientRequestLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(ClientRequestDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(ClientRequestTotal, labels...).Inc()
return err
}
func (w *wrapper) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Endpoint())
for _, ep := range w.opts.SkipEndpoints {
if ep == endpoint {
return w.Client.Stream(ctx, req, opts...)
}
}
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Inc()
ts := time.Now()
stream, err := w.Client.Stream(ctx, req, opts...)
te := time.Since(ts)
w.opts.Meter.Counter(ClientRequestInflight, labels...).Dec()
w.opts.Meter.Summary(ClientRequestLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(ClientRequestDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(ClientRequestTotal, labels...).Inc()
return stream, err
}
func (w *wrapper) Publish(ctx context.Context, p client.Message, opts ...client.PublishOption) error {
endpoint := p.Topic()
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(PublishMessageInflight, labels...).Inc()
ts := time.Now()
err := w.Client.Publish(ctx, p, opts...)
te := time.Since(ts)
w.opts.Meter.Counter(PublishMessageInflight, labels...).Dec()
w.opts.Meter.Summary(PublishMessageLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(PublishMessageDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(PublishMessageTotal, labels...).Inc()
return err
}
// NewHandlerWrapper create new server handler wrapper
// deprecated
func NewHandlerWrapper(opts ...Option) server.HandlerWrapper {
handler := &wrapper{
opts: NewOptions(opts...),
}
return handler.HandlerFunc
}
// NewServerHandlerWrapper create new server handler wrapper
func NewServerHandlerWrapper(opts ...Option) server.HandlerWrapper {
handler := &wrapper{
opts: NewOptions(opts...),
}
return handler.HandlerFunc
}
func (w *wrapper) HandlerFunc(fn server.HandlerFunc) server.HandlerFunc {
return func(ctx context.Context, req server.Request, rsp interface{}) error {
endpoint := req.Service() + "." + req.Endpoint()
for _, ep := range w.opts.SkipEndpoints {
if ep == endpoint {
return fn(ctx, req, rsp)
}
}
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(ServerRequestInflight, labels...).Inc()
ts := time.Now()
err := fn(ctx, req, rsp)
te := time.Since(ts)
w.opts.Meter.Counter(ServerRequestInflight, labels...).Dec()
w.opts.Meter.Summary(ServerRequestLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(ServerRequestDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(ServerRequestTotal, labels...).Inc()
return err
}
}
// NewSubscriberWrapper create server subscribe wrapper
// deprecated
func NewSubscriberWrapper(opts ...Option) server.SubscriberWrapper {
handler := &wrapper{
opts: NewOptions(opts...),
}
return handler.SubscriberFunc
}
func NewServerSubscriberWrapper(opts ...Option) server.SubscriberWrapper {
handler := &wrapper{
opts: NewOptions(opts...),
}
return handler.SubscriberFunc
}
func (w *wrapper) SubscriberFunc(fn server.SubscriberFunc) server.SubscriberFunc {
return func(ctx context.Context, msg server.Message) error {
endpoint := msg.Topic()
labels := make([]string, 0, 4)
labels = append(labels, labelEndpoint, endpoint)
w.opts.Meter.Counter(SubscribeMessageInflight, labels...).Inc()
ts := time.Now()
err := fn(ctx, msg)
te := time.Since(ts)
w.opts.Meter.Counter(SubscribeMessageInflight, labels...).Dec()
w.opts.Meter.Summary(SubscribeMessageLatencyMicroseconds, labels...).Update(te.Seconds())
w.opts.Meter.Histogram(SubscribeMessageDurationSeconds, labels...).Update(te.Seconds())
if err == nil {
labels = append(labels, labelStatus, labelSuccess)
} else {
labels = append(labels, labelStatus, labelFailure)
}
w.opts.Meter.Counter(SubscribeMessageTotal, labels...).Inc()
return err
}
}

2
mtls/mtls.go
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@ -1,4 +1,4 @@
package mtls // import "go.unistack.org/micro/v3/mtls"
package mtls
import (
"bytes"

2
network/network.go
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@ -1,5 +1,5 @@
// Package network is for creating internetworks
package network // import "go.unistack.org/micro/v3/network"
package network
import (
"go.unistack.org/micro/v3/client"

2
network/transport/transport.go
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@ -1,5 +1,5 @@
// Package transport is an interface for synchronous connection based communication
package transport // import "go.unistack.org/micro/v3/network/transport"
package transport
import (
"context"

2
network/tunnel/broker/broker.go
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@ -1,5 +1,5 @@
// Package broker is a tunnel broker
package broker // import "go.unistack.org/micro/v3/network/tunnel/broker"
package broker
import (
"context"

2
network/tunnel/transport/transport.go
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@ -1,5 +1,5 @@
// Package transport provides a tunnel transport
package transport // import "go.unistack.org/micro/v3/network/tunnel/transport"
package transport
import (
"context"

2
network/tunnel/tunnel.go
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@ -1,5 +1,5 @@
// Package tunnel provides gre network tunnelling
package tunnel // import "go.unistack.org/micro/v3/network/transport/tunnel"
package tunnel
import (
"context"

2
profiler/http/http.go
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@ -1,5 +1,5 @@
// Package http enables the http profiler
package http // import "go.unistack.org/micro/v3/profiler/http"
package http
import (
"context"

2
profiler/pprof/pprof.go
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@ -1,5 +1,5 @@
// Package pprof provides a pprof profiler which writes output to /tmp/[name].{cpu,mem}.pprof
package pprof // import "go.unistack.org/micro/v3/profiler/pprof"
package pprof
import (
"os"

2
profiler/profile.go
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@ -1,5 +1,5 @@
// Package profiler is for profilers
package profiler // import "go.unistack.org/micro/v3/profiler"
package profiler
// Profiler interface
type Profiler interface {

2
proxy/proxy.go
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@ -1,5 +1,5 @@
// Package proxy is a transparent proxy built on the micro/server
package proxy // import "go.unistack.org/micro/v3/proxy"
package proxy
import (
"context"

2
register/register.go
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@ -1,5 +1,5 @@
// Package register is an interface for service discovery
package register // import "go.unistack.org/micro/v3/register"
package register
import (
"context"

2
resolver/dns/dns.go
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@ -1,5 +1,5 @@
// Package dns resolves names to dns records
package dns // import "go.unistack.org/micro/v3/resolver/dns"
package dns
import (
"context"

2
resolver/dnssrv/dnssrv.go
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@ -1,5 +1,5 @@
// Package dnssrv resolves names to dns srv records
package dnssrv // import "go.unistack.org/micro/v3/resolver/dnssrv"
package dnssrv
import (
"fmt"

2
resolver/http/http.go
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@ -1,5 +1,5 @@
// Package http resolves names to network addresses using a http request
package http // import "go.unistack.org/micro/v3/resolver/http"
package http
import (
"encoding/json"

2
resolver/noop/noop.go
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@ -1,5 +1,5 @@
// Package noop is a noop resolver
package noop // import "go.unistack.org/micro/v3/resolver/noop"
package noop
import (
"go.unistack.org/micro/v3/resolver"

2
resolver/registry/registry.go
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@ -1,5 +1,5 @@
// Package register resolves names using the micro register
package register // import "go.unistack.org/micro/v3/resolver/registry"
package register
import (
"context"

2
resolver/static/static.go
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@ -1,5 +1,5 @@
// Package static is a static resolver
package static // import "go.unistack.org/micro/v3/resolver/static"
package static
import (
"go.unistack.org/micro/v3/resolver"

2
router/router.go
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@ -1,5 +1,5 @@
// Package router provides a network routing control plane
package router // import "go.unistack.org/micro/v3/router"
package router
import (
"errors"

2
selector/random/random.go
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@ -1,4 +1,4 @@
package random // import "go.unistack.org/micro/v3/selector/random"
package random
import (
"go.unistack.org/micro/v3/selector"

2
selector/roundrobin/roundrobin.go
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@ -1,4 +1,4 @@
package roundrobin // import "go.unistack.org/micro/v3/selector/roundrobin"
package roundrobin
import (
"go.unistack.org/micro/v3/selector"

2
selector/selector.go
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@ -1,5 +1,5 @@
// Package selector is for node selection and load balancing
package selector // import "go.unistack.org/micro/v3/selector"
package selector
import (
"errors"

6
server/server.go
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@ -1,5 +1,5 @@
// Package server is an interface for a micro server
package server // import "go.unistack.org/micro/v3/server"
package server
import (
"context"
@ -11,7 +11,9 @@ import (
)
// DefaultServer default server
var DefaultServer Server = NewServer()
var (
DefaultServer Server = NewServer()
)
var (
// DefaultAddress will be used if no address passed, use secure localhost

2
store/store.go
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@ -1,5 +1,5 @@
// Package store is an interface for distributed data storage.
package store // import "go.unistack.org/micro/v3/store"
package store
import (
"context"

2
sync/sync.go
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@ -1,5 +1,5 @@
// Package sync is an interface for distributed synchronization
package sync // import "go.unistack.org/micro/v3/sync"
package sync
import (
"errors"

2
tracer/tracer.go
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@ -1,5 +1,5 @@
// Package tracer provides an interface for distributed tracing
package tracer // import "go.unistack.org/micro/v3/tracer"
package tracer
import (
"context"

415
tracer/wrapper/wrapper.go
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@ -1,415 +0,0 @@
// Package wrapper provides wrapper for Tracer
package wrapper // import "go.unistack.org/micro/v3/tracer/wrapper"
import (
"context"
"fmt"
"strings"
"go.unistack.org/micro/v3/client"
"go.unistack.org/micro/v3/metadata"
"go.unistack.org/micro/v3/server"
"go.unistack.org/micro/v3/tracer"
)
var DefaultHeadersExctract = []string{metadata.HeaderXRequestID}
func ExtractDefaultLabels(md metadata.Metadata) []interface{} {
labels := make([]interface{}, 0, len(DefaultHeadersExctract))
for _, k := range DefaultHeadersExctract {
if v, ok := md.Get(k); ok {
labels = append(labels, strings.ToLower(k), v)
}
}
return labels
}
var (
DefaultClientCallObserver = func(ctx context.Context, req client.Request, rsp interface{}, opts []client.CallOption, sp tracer.Span, err error) {
var labels []interface{}
if md, ok := metadata.FromOutgoingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultClientStreamObserver = func(ctx context.Context, req client.Request, opts []client.CallOption, stream client.Stream, sp tracer.Span, err error) {
var labels []interface{}
if md, ok := metadata.FromOutgoingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultClientPublishObserver = func(ctx context.Context, msg client.Message, opts []client.PublishOption, sp tracer.Span, err error) {
var labels []interface{}
if md, ok := metadata.FromOutgoingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
labels = append(labels, ExtractDefaultLabels(msg.Metadata())...)
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultServerHandlerObserver = func(ctx context.Context, req server.Request, rsp interface{}, sp tracer.Span, err error) {
var labels []interface{}
if md, ok := metadata.FromIncomingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultServerSubscriberObserver = func(ctx context.Context, msg server.Message, sp tracer.Span, err error) {
var labels []interface{}
if md, ok := metadata.FromIncomingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
labels = append(labels, ExtractDefaultLabels(msg.Header())...)
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultClientCallFuncObserver = func(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions, sp tracer.Span, err error) {
sp.SetName(fmt.Sprintf("%s.%s call", req.Service(), req.Method()))
var labels []interface{}
if md, ok := metadata.FromOutgoingContext(ctx); ok {
labels = append(labels, ExtractDefaultLabels(md)...)
}
if err != nil {
sp.SetStatus(tracer.SpanStatusError, err.Error())
}
sp.AddLabels(labels...)
}
DefaultSkipEndpoints = []string{"Meter.Metrics", "Health.Live", "Health.Ready", "Health.Version"}
)
type tWrapper struct {
client.Client
serverHandler server.HandlerFunc
serverSubscriber server.SubscriberFunc
clientCallFunc client.CallFunc
opts Options
}
type (
ClientCallObserver func(context.Context, client.Request, interface{}, []client.CallOption, tracer.Span, error)
ClientStreamObserver func(context.Context, client.Request, []client.CallOption, client.Stream, tracer.Span, error)
ClientPublishObserver func(context.Context, client.Message, []client.PublishOption, tracer.Span, error)
ClientCallFuncObserver func(context.Context, string, client.Request, interface{}, client.CallOptions, tracer.Span, error)
ServerHandlerObserver func(context.Context, server.Request, interface{}, tracer.Span, error)
ServerSubscriberObserver func(context.Context, server.Message, tracer.Span, error)
)
// Options struct
type Options struct {
// Tracer that used for tracing
Tracer tracer.Tracer
// ClientCallObservers funcs
ClientCallObservers []ClientCallObserver
// ClientStreamObservers funcs
ClientStreamObservers []ClientStreamObserver
// ClientPublishObservers funcs
ClientPublishObservers []ClientPublishObserver
// ClientCallFuncObservers funcs
ClientCallFuncObservers []ClientCallFuncObserver
// ServerHandlerObservers funcs
ServerHandlerObservers []ServerHandlerObserver
// ServerSubscriberObservers funcs
ServerSubscriberObservers []ServerSubscriberObserver
// SkipEndpoints
SkipEndpoints []string
}
// Option func signature
type Option func(*Options)
// NewOptions create Options from Option slice
func NewOptions(opts ...Option) Options {
options := Options{
Tracer: tracer.DefaultTracer,
ClientCallObservers: []ClientCallObserver{DefaultClientCallObserver},
ClientStreamObservers: []ClientStreamObserver{DefaultClientStreamObserver},
ClientPublishObservers: []ClientPublishObserver{DefaultClientPublishObserver},
ClientCallFuncObservers: []ClientCallFuncObserver{DefaultClientCallFuncObserver},
ServerHandlerObservers: []ServerHandlerObserver{DefaultServerHandlerObserver},
ServerSubscriberObservers: []ServerSubscriberObserver{DefaultServerSubscriberObserver},
SkipEndpoints: DefaultSkipEndpoints,
}
for _, o := range opts {
o(&options)
}
return options
}
// WithTracer pass tracer
func WithTracer(t tracer.Tracer) Option {
return func(o *Options) {
o.Tracer = t
}
}
// SkipEndponts
func SkipEndpoins(eps ...string) Option {
return func(o *Options) {
o.SkipEndpoints = append(o.SkipEndpoints, eps...)
}
}
// WithClientCallObservers funcs
func WithClientCallObservers(ob ...ClientCallObserver) Option {
return func(o *Options) {
o.ClientCallObservers = ob
}
}
// WithClientStreamObservers funcs
func WithClientStreamObservers(ob ...ClientStreamObserver) Option {
return func(o *Options) {
o.ClientStreamObservers = ob
}
}
// WithClientPublishObservers funcs
func WithClientPublishObservers(ob ...ClientPublishObserver) Option {
return func(o *Options) {
o.ClientPublishObservers = ob
}
}
// WithClientCallFuncObservers funcs
func WithClientCallFuncObservers(ob ...ClientCallFuncObserver) Option {
return func(o *Options) {
o.ClientCallFuncObservers = ob
}
}
// WithServerHandlerObservers funcs
func WithServerHandlerObservers(ob ...ServerHandlerObserver) Option {
return func(o *Options) {
o.ServerHandlerObservers = ob
}
}
// WithServerSubscriberObservers funcs
func WithServerSubscriberObservers(ob ...ServerSubscriberObserver) Option {
return func(o *Options) {
o.ServerSubscriberObservers = ob
}
}
func (ot *tWrapper) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Endpoint())
for _, ep := range ot.opts.SkipEndpoints {
if ep == endpoint {
return ot.Client.Call(ctx, req, rsp, opts...)
}
}
nctx, sp := ot.opts.Tracer.Start(ctx, fmt.Sprintf("%s.%s rpc-client", req.Service(), req.Method()),
tracer.WithSpanKind(tracer.SpanKindClient),
tracer.WithSpanLabels(
"rpc.service", req.Service(),
"rpc.method", req.Method(),
"rpc.flavor", "rpc",
"rpc.call", "/"+req.Service()+"/"+req.Endpoint(),
"rpc.call_type", "unary",
),
)
defer sp.Finish()
err := ot.Client.Call(nctx, req, rsp, opts...)
for _, o := range ot.opts.ClientCallObservers {
o(nctx, req, rsp, opts, sp, err)
}
return err
}
func (ot *tWrapper) Stream(ctx context.Context, req client.Request, opts ...client.CallOption) (client.Stream, error) {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Endpoint())
for _, ep := range ot.opts.SkipEndpoints {
if ep == endpoint {
return ot.Client.Stream(ctx, req, opts...)
}
}
nctx, sp := ot.opts.Tracer.Start(ctx, fmt.Sprintf("%s.%s rpc-client", req.Service(), req.Method()),
tracer.WithSpanKind(tracer.SpanKindClient),
tracer.WithSpanLabels(
"rpc.service", req.Service(),
"rpc.method", req.Method(),
"rpc.flavor", "rpc",
"rpc.call", "/"+req.Service()+"/"+req.Endpoint(),
"rpc.call_type", "stream",
),
)
defer sp.Finish()
stream, err := ot.Client.Stream(nctx, req, opts...)
for _, o := range ot.opts.ClientStreamObservers {
o(nctx, req, opts, stream, sp, err)
}
return stream, err
}
func (ot *tWrapper) Publish(ctx context.Context, msg client.Message, opts ...client.PublishOption) error {
nctx, sp := ot.opts.Tracer.Start(ctx, msg.Topic()+" publish", tracer.WithSpanKind(tracer.SpanKindProducer))
defer sp.Finish()
sp.AddLabels("messaging.destination.name", msg.Topic())
sp.AddLabels("messaging.operation", "publish")
err := ot.Client.Publish(nctx, msg, opts...)
for _, o := range ot.opts.ClientPublishObservers {
o(nctx, msg, opts, sp, err)
}
return err
}
func (ot *tWrapper) ServerHandler(ctx context.Context, req server.Request, rsp interface{}) error {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Method())
for _, ep := range ot.opts.SkipEndpoints {
if ep == endpoint {
return ot.serverHandler(ctx, req, rsp)
}
}
callType := "unary"
if req.Stream() {
callType = "stream"
}
nctx, sp := ot.opts.Tracer.Start(ctx, fmt.Sprintf("%s.%s rpc-server", req.Service(), req.Method()),
tracer.WithSpanKind(tracer.SpanKindServer),
tracer.WithSpanLabels(
"rpc.service", req.Service(),
"rpc.method", req.Method(),
"rpc.flavor", "rpc",
"rpc.call", "/"+req.Service()+"/"+req.Endpoint(),
"rpc.call_type", callType,
),
)
defer sp.Finish()
err := ot.serverHandler(nctx, req, rsp)
for _, o := range ot.opts.ServerHandlerObservers {
o(nctx, req, rsp, sp, err)
}
return err
}
func (ot *tWrapper) ServerSubscriber(ctx context.Context, msg server.Message) error {
nctx, sp := ot.opts.Tracer.Start(ctx, msg.Topic()+" process", tracer.WithSpanKind(tracer.SpanKindConsumer))
defer sp.Finish()
sp.AddLabels("messaging.operation", "process")
sp.AddLabels("messaging.source.name", msg.Topic())
err := ot.serverSubscriber(nctx, msg)
for _, o := range ot.opts.ServerSubscriberObservers {
o(nctx, msg, sp, err)
}
return err
}
// NewClientWrapper accepts an open tracing Trace and returns a Client Wrapper
func NewClientWrapper(opts ...Option) client.Wrapper {
return func(c client.Client) client.Client {
options := NewOptions()
for _, o := range opts {
o(&options)
}
return &tWrapper{opts: options, Client: c}
}
}
// NewClientCallWrapper accepts an opentracing Tracer and returns a Call Wrapper
func NewClientCallWrapper(opts ...Option) client.CallWrapper {
return func(h client.CallFunc) client.CallFunc {
options := NewOptions()
for _, o := range opts {
o(&options)
}
ot := &tWrapper{opts: options, clientCallFunc: h}
return ot.ClientCallFunc
}
}
func (ot *tWrapper) ClientCallFunc(ctx context.Context, addr string, req client.Request, rsp interface{}, opts client.CallOptions) error {
endpoint := fmt.Sprintf("%s.%s", req.Service(), req.Method())
for _, ep := range ot.opts.SkipEndpoints {
if ep == endpoint {
return ot.ClientCallFunc(ctx, addr, req, rsp, opts)
}
}
nctx, sp := ot.opts.Tracer.Start(ctx, fmt.Sprintf("%s.%s rpc-client", req.Service(), req.Method()),
tracer.WithSpanKind(tracer.SpanKindClient),
tracer.WithSpanLabels(
"rpc.service", req.Service(),
"rpc.method", req.Method(),
"rpc.flavor", "rpc",
"rpc.call", "/"+req.Service()+"/"+req.Endpoint(),
"rpc.call_type", "unary",
),
)
defer sp.Finish()
err := ot.clientCallFunc(nctx, addr, req, rsp, opts)
for _, o := range ot.opts.ClientCallFuncObservers {
o(nctx, addr, req, rsp, opts, sp, err)
}
return err
}
// NewServerHandlerWrapper accepts an options and returns a Handler Wrapper
func NewServerHandlerWrapper(opts ...Option) server.HandlerWrapper {
return func(h server.HandlerFunc) server.HandlerFunc {
options := NewOptions()
for _, o := range opts {
o(&options)
}
ot := &tWrapper{opts: options, serverHandler: h}
return ot.ServerHandler
}
}
// NewServerSubscriberWrapper accepts an opentracing Tracer and returns a Subscriber Wrapper
func NewServerSubscriberWrapper(opts ...Option) server.SubscriberWrapper {
return func(h server.SubscriberFunc) server.SubscriberFunc {
options := NewOptions()
for _, o := range opts {
o(&options)
}
ot := &tWrapper{opts: options, serverSubscriber: h}
return ot.ServerSubscriber
}
}

3
util/addr/addr.go
View File

@ -1,4 +1,4 @@
package addr // import "go.unistack.org/micro/v3/util/addr"
package addr
import (
"fmt"
@ -58,6 +58,7 @@ func IsLocal(addr string) bool {
}
// Extract returns a real ip
//
//nolint:gocyclo
func Extract(addr string) (string, error) {
// if addr specified then its returned

2
util/backoff/backoff.go
View File

@ -1,5 +1,5 @@
// Package backoff provides backoff functionality
package backoff // import "go.unistack.org/micro/v3/util/backoff"
package backoff
import (
"math"

2
util/buf/buf.go
View File

@ -1,4 +1,4 @@
package buf // import "go.unistack.org/micro/v3/util/buf"
package buf
import (
"bytes"

2
util/http/http.go
View File

@ -1,4 +1,4 @@
package http // import "go.unistack.org/micro/v3/util/http"
package http
import (
"context"

2
util/id/id.go
View File

@ -1,4 +1,4 @@
package id // import "go.unistack.org/micro/v3/util/id"
package id
import (
"context"

2
util/io/io.go
View File

@ -1,5 +1,5 @@
// Package io is for io management
package io // import "go.unistack.org/micro/v3/util/io"
package io
import (
"io"

2
util/jitter/random.go
View File

@ -1,5 +1,5 @@
// Package jitter provides a random jitter
package jitter // import "go.unistack.org/micro/v3/util/jitter"
package jitter
import (
"time"

2
util/jitter/ticker.go
View File

@ -1,4 +1,4 @@
package jitter // import "go.unistack.org/micro/v3/util/jitter"
package jitter
import (
"context"

2
util/net/net.go
View File

@ -1,4 +1,4 @@
package net // import "go.unistack.org/micro/v3/util/net"
package net
import (
"errors"

2
util/pki/pki.go
View File

@ -1,6 +1,6 @@
// Package pki provides PKI all the PKI functions necessary to run micro over an untrusted network
// including a CA
package pki // import "go.unistack.org/micro/v3/util/pki"
package pki
import (
"bytes"

2
util/pool/pool.go
View File

@ -1,5 +1,5 @@
// Package pool is a connection pool
package pool // import "go.unistack.org/micro/v3/util/pool"
package pool
import (
"context"

2
util/rand/rand.go
View File

@ -1,4 +1,4 @@
package rand // import "go.unistack.org/micro/v3/util/rand"
package rand
import (
crand "crypto/rand"

2
util/register/util.go
View File

@ -1,4 +1,4 @@
package register // import "go.unistack.org/micro/v3/util/register"
package register
import (
"context"

2
util/ring/buffer.go
View File

@ -1,5 +1,5 @@
// Package ring provides a simple ring buffer for storing local data
package ring // import "go.unistack.org/micro/v3/util/ring"
package ring
import (
"sync"

2
util/socket/socket.go
View File

@ -1,5 +1,5 @@
// Package socket provides a pseudo socket
package socket // import "go.unistack.org/micro/v3/util/socket"
package socket
import (
"io"

2
util/stream/stream.go
View File

@ -1,5 +1,5 @@
// Package stream encapsulates streams within streams
package stream // import "go.unistack.org/micro/v3/util/stream"
package stream
import (
"context"