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[POC] Make scope attributes as identifying for Tracer, Meter, Logger #5806

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[POC] Make scope attributes as identifying for Tracer, Meter, Logger #5806

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cff632e
instrumentation: Add Attributes to Scope and make scope attributes as…
pellared Sep 11, 2024
9238189
Fix typo
pellared Sep 11, 2024
b063b1c
Add missing dot
pellared Sep 11, 2024
dba9c61
OTLP exporters set InstrumentationScope.Attributes
pellared Sep 11, 2024
437cce1
Update stdoutlog tests
pellared Sep 11, 2024
54f8092
Update stdoutmetric test
pellared Sep 11, 2024
182ea85
Update stdouttrace test
pellared Sep 11, 2024
7b2bb8c
Fix sdk/trace tests
pellared Sep 11, 2024
07bfb33
Update SameLoggers test
pellared Sep 11, 2024
7710a1f
Update same loggers
pellared Sep 11, 2024
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5 changes: 3 additions & 2 deletions exporters/otlp/otlplog/otlploggrpc/internal/transform/log.go
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Original file line number Diff line number Diff line change
Expand Up @@ -97,8 +97,9 @@ func scopeLogsMap(dst *map[instrumentation.Scope]*lpb.ScopeLogs, records []log.R
var emptyScope instrumentation.Scope
if scope != emptyScope {
sl.Scope = &cpb.InstrumentationScope{
Name: scope.Name,
Version: scope.Version,
Name: scope.Name,
Version: scope.Version,
Attributes: AttrIter(scope.Attributes.Iter()),
}
sl.SchemaUrl = scope.SchemaURL
}
Expand Down
5 changes: 3 additions & 2 deletions exporters/otlp/otlplog/otlploghttp/internal/transform/log.go
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Expand Up @@ -97,8 +97,9 @@ func scopeLogsMap(dst *map[instrumentation.Scope]*lpb.ScopeLogs, records []log.R
var emptyScope instrumentation.Scope
if scope != emptyScope {
sl.Scope = &cpb.InstrumentationScope{
Name: scope.Name,
Version: scope.Version,
Name: scope.Name,
Version: scope.Version,
Attributes: AttrIter(scope.Attributes.Iter()),
}
sl.SchemaUrl = scope.SchemaURL
}
Expand Down
5 changes: 3 additions & 2 deletions exporters/otlp/otlpmetric/otlpmetricgrpc/internal/transform/metricdata.go
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Expand Up @@ -46,8 +46,9 @@ func ScopeMetrics(sms []metricdata.ScopeMetrics) ([]*mpb.ScopeMetrics, error) {

out = append(out, &mpb.ScopeMetrics{
Scope: &cpb.InstrumentationScope{
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Attributes: AttrIter(sm.Scope.Attributes.Iter()),
},
Metrics: ms,
SchemaUrl: sm.Scope.SchemaURL,
Expand Down
5 changes: 3 additions & 2 deletions exporters/otlp/otlpmetric/otlpmetrichttp/internal/transform/metricdata.go
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Expand Up @@ -46,8 +46,9 @@ func ScopeMetrics(sms []metricdata.ScopeMetrics) ([]*mpb.ScopeMetrics, error) {

out = append(out, &mpb.ScopeMetrics{
Scope: &cpb.InstrumentationScope{
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Attributes: AttrIter(sm.Scope.Attributes.Iter()),
},
Metrics: ms,
SchemaUrl: sm.Scope.SchemaURL,
Expand Down
5 changes: 3 additions & 2 deletions exporters/otlp/otlptrace/internal/tracetransform/instrumentation.go
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Expand Up @@ -13,7 +13,8 @@ func InstrumentationScope(il instrumentation.Scope) *commonpb.InstrumentationSco
return nil
}
return &commonpb.InstrumentationScope{
Name: il.Name,
Version: il.Version,
Name: il.Name,
Version: il.Version,
Attributes: Iterator(il.Attributes.Iter()),
}
}
5 changes: 3 additions & 2 deletions exporters/stdout/stdoutlog/exporter_test.go
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Expand Up @@ -183,7 +183,7 @@ func getJSON(now *time.Time) string {
timestamps = "\"Timestamp\":" + string(serializedNow) + ",\"ObservedTimestamp\":" + string(serializedNow) + ","
}

return "{" + timestamps + "\"Severity\":9,\"SeverityText\":\"INFO\",\"Body\":{\"Type\":\"String\",\"Value\":\"test\"},\"Attributes\":[{\"Key\":\"key\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key2\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key3\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key4\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key5\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"bool\",\"Value\":{\"Type\":\"Bool\",\"Value\":true}}],\"TraceID\":\"0102030405060708090a0b0c0d0e0f10\",\"SpanID\":\"0102030405060708\",\"TraceFlags\":\"01\",\"Resource\":[{\"Key\":\"foo\",\"Value\":{\"Type\":\"STRING\",\"Value\":\"bar\"}}],\"Scope\":{\"Name\":\"name\",\"Version\":\"version\",\"SchemaURL\":\"https://example.com/custom-schema\"},\"DroppedAttributes\":10}\n"
return "{" + timestamps + "\"Severity\":9,\"SeverityText\":\"INFO\",\"Body\":{\"Type\":\"String\",\"Value\":\"test\"},\"Attributes\":[{\"Key\":\"key\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key2\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key3\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key4\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"key5\",\"Value\":{\"Type\":\"String\",\"Value\":\"value\"}},{\"Key\":\"bool\",\"Value\":{\"Type\":\"Bool\",\"Value\":true}}],\"TraceID\":\"0102030405060708090a0b0c0d0e0f10\",\"SpanID\":\"0102030405060708\",\"TraceFlags\":\"01\",\"Resource\":[{\"Key\":\"foo\",\"Value\":{\"Type\":\"STRING\",\"Value\":\"bar\"}}],\"Scope\":{\"Name\":\"name\",\"Version\":\"version\",\"SchemaURL\":\"https://example.com/custom-schema\",\"Attributes\":{}},\"DroppedAttributes\":10}\n"
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Should we populate values to attributes to make sure the output actually has a value?

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Agree. Leaving this open to not forget about it when I will be working on actual implementation.

}

func getJSONs(now *time.Time) string {
Expand Down Expand Up @@ -263,7 +263,8 @@ func getPrettyJSON(now *time.Time) string {
"Scope": {
"Name": "name",
"Version": "version",
"SchemaURL": "https://example.com/custom-schema"
"SchemaURL": "https://example.com/custom-schema",
"Attributes": {}
},
"DroppedAttributes": 10
}
Expand Down
3 changes: 2 additions & 1 deletion exporters/stdout/stdoutmetric/example_test.go
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Expand Up @@ -184,7 +184,8 @@ func Example() {
// "Scope": {
// "Name": "example",
// "Version": "0.0.1",
// "SchemaURL": ""
// "SchemaURL": "",
// "Attributes": null
// },
// "Metrics": [
// {
Expand Down
6 changes: 4 additions & 2 deletions exporters/stdout/stdouttrace/trace_test.go
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Expand Up @@ -189,12 +189,14 @@ func expectedJSON(now time.Time) string {
"InstrumentationScope": {
"Name": "",
"Version": "",
"SchemaURL": ""
"SchemaURL": "",
"Attributes": null
},
"InstrumentationLibrary": {
"Name": "",
"Version": "",
"SchemaURL": ""
"SchemaURL": "",
"Attributes": null
}
}
`
Expand Down
1 change: 1 addition & 0 deletions internal/global/meter.go
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Expand Up @@ -66,6 +66,7 @@ func (p *meterProvider) Meter(name string, opts ...metric.MeterOption) metric.Me
name: name,
version: c.InstrumentationVersion(),
schema: c.SchemaURL(),
attrs: c.InstrumentationAttributes(),
}

if p.meters == nil {
Expand Down
8 changes: 7 additions & 1 deletion internal/global/trace.go
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Expand Up @@ -87,6 +87,7 @@ func (p *tracerProvider) Tracer(name string, opts ...trace.TracerOption) trace.T
name: name,
version: c.InstrumentationVersion(),
schema: c.SchemaURL(),
attrs: c.InstrumentationAttributes(),
}

if p.tracers == nil {
Expand All @@ -102,7 +103,12 @@ func (p *tracerProvider) Tracer(name string, opts ...trace.TracerOption) trace.T
return t
}

type il struct{ name, version, schema string }
type il struct {
name string
version string
schema string
attrs attribute.Set
}

// tracer is a placeholder for a trace.Tracer.
//
Expand Down
3 changes: 2 additions & 1 deletion internal/global/trace_test.go
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Expand Up @@ -11,6 +11,7 @@ import (

"github.com/stretchr/testify/assert"

"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/trace"
"go.opentelemetry.io/otel/trace/embedded"
"go.opentelemetry.io/otel/trace/noop"
Expand Down Expand Up @@ -209,7 +210,7 @@ func TestTraceProviderDelegatesSameInstance(t *testing.T) {
gtp := TracerProvider()
tracer := gtp.Tracer("abc", trace.WithInstrumentationVersion("xyz"))
assert.Same(t, tracer, gtp.Tracer("abc", trace.WithInstrumentationVersion("xyz")))
assert.Same(t, tracer, gtp.Tracer("abc", trace.WithInstrumentationVersion("xyz")))
assert.NotSame(t, tracer, gtp.Tracer("abc", trace.WithInstrumentationVersion("xyz"), trace.WithInstrumentationAttributes(attribute.String("k", "v"))))

SetTracerProvider(fnTracerProvider{
tracer: func(name string, opts ...trace.TracerOption) trace.Tracer {
Expand Down
5 changes: 3 additions & 2 deletions internal/shared/otlp/otlplog/transform/log.go.tmpl
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Original file line number Diff line number Diff line change
Expand Up @@ -97,8 +97,9 @@ func scopeLogsMap(dst *map[instrumentation.Scope]*lpb.ScopeLogs, records []log.R
var emptyScope instrumentation.Scope
if scope != emptyScope {
sl.Scope = &cpb.InstrumentationScope{
Name: scope.Name,
Version: scope.Version,
Name: scope.Name,
Version: scope.Version,
Attributes: AttrIter(scope.Attributes.Iter()),
}
sl.SchemaUrl = scope.SchemaURL
}
Expand Down
5 changes: 3 additions & 2 deletions internal/shared/otlp/otlpmetric/transform/metricdata.go.tmpl
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Original file line number Diff line number Diff line change
Expand Up @@ -46,8 +46,9 @@ func ScopeMetrics(sms []metricdata.ScopeMetrics) ([]*mpb.ScopeMetrics, error) {

out = append(out, &mpb.ScopeMetrics{
Scope: &cpb.InstrumentationScope{
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Name: sm.Scope.Name,
Version: sm.Scope.Version,
Attributes: AttrIter(sm.Scope.Attributes.Iter()),
},
Metrics: ms,
SchemaUrl: sm.Scope.SchemaURL,
Expand Down
9 changes: 8 additions & 1 deletion log/internal/global/log.go
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Expand Up @@ -8,14 +8,20 @@ import (
"sync"
"sync/atomic"

"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/log"
"go.opentelemetry.io/otel/log/embedded"
)

// instLib defines the instrumentation library a logger is created for.
//
// Do not use sdk/instrumentation (API cannot depend on the SDK).
type instLib struct{ name, version, schemaURL string }
type instLib struct {
name string
version string
schemaURL string
attrs attribute.Set
}

type loggerProvider struct {
embedded.LoggerProvider
Expand All @@ -41,6 +47,7 @@ func (p *loggerProvider) Logger(name string, options ...log.LoggerOption) log.Lo
name: name,
version: cfg.InstrumentationVersion(),
schemaURL: cfg.SchemaURL(),
attrs: cfg.InstrumentationAttributes(),
}

if p.loggers == nil {
Expand Down
4 changes: 4 additions & 0 deletions log/internal/global/log_test.go
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Expand Up @@ -10,6 +10,7 @@ import (

"github.com/stretchr/testify/assert"

"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/log"
"go.opentelemetry.io/otel/log/embedded"
"go.opentelemetry.io/otel/log/noop"
Expand Down Expand Up @@ -126,6 +127,9 @@ func TestDelegation(t *testing.T) {
alt := provider.Logger("alt")
assert.NotSame(t, pre0, alt)

alt2 := provider.Logger(preName, log.WithInstrumentationAttributes(attribute.String("k", "v")))
assert.NotSame(t, pre0, alt2)

delegate := &testLoggerProvider{}
provider.setDelegate(delegate)

Expand Down
10 changes: 7 additions & 3 deletions log/logtest/recorder.go
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Expand Up @@ -7,6 +7,7 @@ import (
"context"
"sync"

"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/log"
"go.opentelemetry.io/otel/log/embedded"
)
Expand Down Expand Up @@ -66,6 +67,8 @@ type ScopeRecords struct {
Version string
// SchemaURL of the telemetry emitted by the scope.
SchemaURL string
// Attributes of the telemetry emitted by the scope.
Attributes attribute.Set

// Records are the log records, and their associated context this
// instrumentation scope recorded.
Expand Down Expand Up @@ -104,9 +107,10 @@ func (r *Recorder) Logger(name string, opts ...log.LoggerOption) log.Logger {

nl := &logger{
scopeRecord: &ScopeRecords{
Name: name,
Version: cfg.InstrumentationVersion(),
SchemaURL: cfg.SchemaURL(),
Name: name,
Version: cfg.InstrumentationVersion(),
SchemaURL: cfg.SchemaURL(),
Attributes: cfg.InstrumentationAttributes(),
},
enabledFn: r.enabledFn,
}
Expand Down
4 changes: 4 additions & 0 deletions sdk/instrumentation/scope.go
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Expand Up @@ -3,6 +3,8 @@

package instrumentation // import "go.opentelemetry.io/otel/sdk/instrumentation"

import "go.opentelemetry.io/otel/attribute"

// Scope represents the instrumentation scope.
type Scope struct {
// Name is the name of the instrumentation scope. This should be the
Expand All @@ -12,4 +14,6 @@ type Scope struct {
Version string
// SchemaURL of the telemetry emitted by the scope.
SchemaURL string
// Attributes of the telemetry emitted by the scope.
Attributes attribute.Set
}
7 changes: 4 additions & 3 deletions sdk/log/provider.go
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Expand Up @@ -124,9 +124,10 @@ func (p *LoggerProvider) Logger(name string, opts ...log.LoggerOption) log.Logge

cfg := log.NewLoggerConfig(opts...)
scope := instrumentation.Scope{
Name: name,
Version: cfg.InstrumentationVersion(),
SchemaURL: cfg.SchemaURL(),
Name: name,
Version: cfg.InstrumentationVersion(),
SchemaURL: cfg.SchemaURL(),
Attributes: cfg.InstrumentationAttributes(),
}

p.loggersMu.Lock()
Expand Down
14 changes: 9 additions & 5 deletions sdk/log/provider_test.go
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Expand Up @@ -300,11 +300,15 @@ func TestLoggerProviderLogger(t *testing.T) {
t.Run("SameLoggers", func(t *testing.T) {
p := NewLoggerProvider()

l0, l1 := p.Logger("l0"), p.Logger("l1")
l2, l3 := p.Logger("l0"), p.Logger("l1")

assert.Same(t, l0, l2)
assert.Same(t, l1, l3)
l0, l1, l2 := p.Logger("l0"), p.Logger("l1"), p.Logger("l0", log.WithInstrumentationAttributes(attribute.String("foo", "bar")))
assert.NotSame(t, l0, l1)
assert.NotSame(t, l0, l2)
assert.NotSame(t, l1, l2)

l3, l4, l5 := p.Logger("l0"), p.Logger("l1"), p.Logger("l0", log.WithInstrumentationAttributes(attribute.String("foo", "bar")))
assert.Same(t, l0, l3)
assert.Same(t, l1, l4)
assert.Same(t, l2, l5)
})
}

Expand Down
8 changes: 5 additions & 3 deletions sdk/metric/provider.go
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Expand Up @@ -76,15 +76,17 @@ func (mp *MeterProvider) Meter(name string, options ...metric.MeterOption) metri

c := metric.NewMeterConfig(options...)
s := instrumentation.Scope{
Name: name,
Version: c.InstrumentationVersion(),
SchemaURL: c.SchemaURL(),
Name: name,
Version: c.InstrumentationVersion(),
SchemaURL: c.SchemaURL(),
Attributes: c.InstrumentationAttributes(),
}

global.Info("Meter created",
"Name", s.Name,
"Version", s.Version,
"SchemaURL", s.SchemaURL,
"Attributes", s.Attributes,
)

return mp.meters.Lookup(s, func() *meter {
Expand Down
2 changes: 2 additions & 0 deletions sdk/metric/provider_test.go
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Expand Up @@ -15,6 +15,7 @@ import (
"github.com/stretchr/testify/require"

"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/attribute"
api "go.opentelemetry.io/otel/metric"
"go.opentelemetry.io/otel/metric/noop"
"go.opentelemetry.io/otel/sdk/metric/metricdata"
Expand Down Expand Up @@ -95,6 +96,7 @@ func TestMeterProviderReturnsSameMeter(t *testing.T) {

assert.Same(t, mtr, mp.Meter(""))
assert.NotSame(t, mtr, mp.Meter("diff"))
assert.NotSame(t, mtr, mp.Meter("", api.WithInstrumentationAttributes(attribute.String("k", "v"))))
}

func TestEmptyMeterName(t *testing.T) {
Expand Down
9 changes: 5 additions & 4 deletions sdk/trace/provider.go
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Expand Up @@ -139,9 +139,10 @@ func (p *TracerProvider) Tracer(name string, opts ...trace.TracerOption) trace.T
name = defaultTracerName
}
is := instrumentation.Scope{
Name: name,
Version: c.InstrumentationVersion(),
SchemaURL: c.SchemaURL(),
Name: name,
Version: c.InstrumentationVersion(),
SchemaURL: c.SchemaURL(),
Attributes: c.InstrumentationAttributes(),
}

t, ok := func() (trace.Tracer, bool) {
Expand All @@ -168,7 +169,7 @@ func (p *TracerProvider) Tracer(name string, opts ...trace.TracerOption) trace.T
// slowing down all tracing consumers.
// - Logging code may be instrumented with tracing and deadlock because it could try
// acquiring the same non-reentrant mutex.
global.Info("Tracer created", "name", name, "version", is.Version, "schemaURL", is.SchemaURL)
global.Info("Tracer created", "name", name, "version", is.Version, "schemaURL", is.SchemaURL, "attributes", is.Attributes)
}
return t
}
Expand Down
6 changes: 5 additions & 1 deletion sdk/trace/trace_test.go
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Expand Up @@ -900,7 +900,11 @@ func cmpDiff(x, y interface{}) string {
cmp.AllowUnexported(snapshot{}),
cmp.AllowUnexported(attribute.Value{}),
cmp.AllowUnexported(Event{}),
cmp.AllowUnexported(trace.TraceState{}))
cmp.AllowUnexported(trace.TraceState{}),
cmp.Comparer(func(x, y attribute.Set) bool {
return x.Equals(&y)
}),
)
}

// checkChild is test utility function that tests that c has fields set appropriately,
Expand Down
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