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Code Issues Releases Activity

Trace type is now being recorded (#1188)

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This commit is contained in:
Janos Dobronszki 2020-02-12 11:57:17 +01:00 committed by GitHub
parent 79ad1e6fe3
commit d76baf59de
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 117 additions and 51 deletions
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24
debug/service/handler/debug.go
View File

@ -66,15 +66,23 @@ func (d *Debug) Trace(ctx context.Context, req *proto.TraceRequest, rsp *proto.T
return err
}
for _, trace := range traces {
for _, t := range traces {
var typ proto.SpanType
switch t.Type {
case trace.SpanTypeRequestInbound:
typ = proto.SpanType_INBOUND
case trace.SpanTypeRequestOutbound:
typ = proto.SpanType_OUTBOUND
}
rsp.Spans = append(rsp.Spans, &proto.Span{
Trace: trace.Trace,
Id: trace.Id,
Parent: trace.Parent,
Name: trace.Name,
Started: uint64(trace.Started.UnixNano()),
Duration: uint64(trace.Duration.Nanoseconds()),
Metadata: trace.Metadata,
Trace: t.Trace,
Id: t.Id,
Parent: t.Parent,
Name: t.Name,
Started: uint64(t.Started.UnixNano()),
Duration: uint64(t.Duration.Nanoseconds()),
Type: typ,
Metadata: t.Metadata,
})
}

109
debug/service/proto/debug.pb.go
View File

@ -20,6 +20,31 @@ var _ = math.Inf
// proto package needs to be updated.
const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
type SpanType int32
const (
SpanType_INBOUND SpanType = 0
SpanType_OUTBOUND SpanType = 1
)
var SpanType_name = map[int32]string{
0: "INBOUND",
1: "OUTBOUND",
}
var SpanType_value = map[string]int32{
"INBOUND": 0,
"OUTBOUND": 1,
}
func (x SpanType) String() string {
return proto.EnumName(SpanType_name, int32(x))
}
func (SpanType) EnumDescriptor() ([]byte, []int) {
return fileDescriptor_dea322649cde1ef2, []int{0}
}
type HealthRequest struct {
// optional service name
Service string `protobuf:"bytes,1,opt,name=service,proto3" json:"service,omitempty"`
@ -466,6 +491,7 @@ type Span struct {
Duration uint64 `protobuf:"varint,6,opt,name=duration,proto3" json:"duration,omitempty"`
// associated metadata
Metadata map[string]string `protobuf:"bytes,7,rep,name=metadata,proto3" json:"metadata,omitempty" protobuf_key:"bytes,1,opt,name=key,proto3" protobuf_val:"bytes,2,opt,name=value,proto3"`
Type SpanType `protobuf:"varint,8,opt,name=type,proto3,enum=SpanType" json:"type,omitempty"`
XXX_NoUnkeyedLiteral struct{} `json:"-"`
XXX_unrecognized []byte `json:"-"`
XXX_sizecache int32 `json:"-"`
@ -545,7 +571,15 @@ func (m *Span) GetMetadata() map[string]string {
return nil
}
func (m *Span) GetType() SpanType {
if m != nil {
return m.Type
}
return SpanType_INBOUND
}
func init() {
proto.RegisterEnum("SpanType", SpanType_name, SpanType_value)
proto.RegisterType((*HealthRequest)(nil), "HealthRequest")
proto.RegisterType((*HealthResponse)(nil), "HealthResponse")
proto.RegisterType((*StatsRequest)(nil), "StatsRequest")
@ -564,40 +598,43 @@ func init() {
}
var fileDescriptor_dea322649cde1ef2 = []byte{
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// 595 bytes of a gzipped FileDescriptorProto
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}

6
debug/service/proto/debug.proto
View File

@ -75,6 +75,11 @@ message TraceResponse {
}
enum SpanType {
INBOUND = 0;
OUTBOUND = 1;
}
message Span {
// the trace id
string trace = 1;
@ -90,4 +95,5 @@ message Span {
uint64 duration = 6;
// associated metadata
map<string,string> metadata = 7;
SpanType type = 8;
}

15
debug/trace/trace.go
View File

@ -3,8 +3,9 @@ package trace
import (
"context"
"github.com/micro/go-micro/v2/metadata"
"time"
"github.com/micro/go-micro/v2/metadata"
)
// Tracer is an interface for distributed tracing
@ -17,6 +18,16 @@ type Tracer interface {
Read(...ReadOption) ([]*Span, error)
}
// SpanType describe the nature of the trace span
type SpanType int
const (
// SpanTypeRequestInbound is a span created when serving a request
SpanTypeRequestInbound SpanType = iota
// SpanTypeRequestOutbound is a span created when making a service call
SpanTypeRequestOutbound
)
// Span is used to record an entry
type Span struct {
// Id of the trace
@ -33,6 +44,8 @@ type Span struct {
Duration time.Duration
// associated data
Metadata map[string]string
// Type
Type SpanType
}
const (

2
util/wrapper/wrapper.go
View File

@ -63,6 +63,7 @@ func (c *clientWrapper) Publish(ctx context.Context, p client.Message, opts ...c
func (c *traceWrapper) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
newCtx, s := c.trace.Start(ctx, req.Service()+"."+req.Endpoint())
s.Type = trace.SpanTypeRequestOutbound
err := c.Client.Call(newCtx, req, rsp, opts...)
if err != nil {
s.Metadata["error"] = err.Error()
@ -122,6 +123,7 @@ func TraceHandler(t trace.Tracer) server.HandlerWrapper {
// get the span
newCtx, s := t.Start(ctx, req.Service()+"."+req.Endpoint())
s.Type = trace.SpanTypeRequestInbound
err := h(newCtx, req, rsp)
if err != nil {