/
options.go
81 lines (63 loc) · 2.95 KB
/
options.go
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package clogger
import (
"context"
oc "go.opencensus.io/trace"
"go.opentelemetry.io/otel"
)
const (
opencensusSpanID = "oc_span_id"
opencensusTraceID = "oc_trace_id"
opencensusSampled = "oc_sampled"
otelSpanID = "otel_span_id"
otelTraceID = "otel_trace_id"
otelSampled = "otel_sampled"
)
type LogEntryOption func(ctx context.Context, entry *LogEntry)
type EventOption func(ctx context.Context, event *Event)
func WithOpenTelemetryTrace() EventOption {
return func(ctx context.Context, event *Event) {
_, span := otel.Tracer("").Start(ctx, "clogger.Event.WithOpenTelemetryTrace")
span.AddEvent(event.message)
defer span.End()
// TODO: offer the possibility to pass a Tracer/TraceProvider
event.fields.add(otelSpanID, span.SpanContext().SpanID().String()) // TODO: the logger should be aware how to encode this key
event.fields.add(otelTraceID, span.SpanContext().TraceID().String()) // TODO: the logger should be aware how to encode this key
event.fields.add(otelSampled, span.SpanContext().IsSampled()) // TODO: the logger should be aware how to encode this key
}
}
func WithOpenTelemetrySpan() LogEntryOption {
return func(ctx context.Context, entry *LogEntry) {
_, span := otel.Tracer("").Start(ctx, "clogger.LogEntry.WithOpenTelemetryTrace")
defer span.End()
// TODO: offer the possibility to pass a Tracer/TraceProvider
entry.fields.add(otelSpanID, span.SpanContext().SpanID().String()) // TODO: the logger should be aware how to encode this key
entry.fields.add(otelTraceID, span.SpanContext().TraceID().String()) // TODO: the logger should be aware how to encode this key
}
}
func WithOpenCensusTrace() EventOption {
return func(ctx context.Context, event *Event) {
_, span := oc.StartSpan(ctx, "clogger.Event.WithOpenCensusTrace")
defer span.End()
event.fields.add(opencensusSpanID, span.SpanContext().SpanID.String()) // TODO: the logger should be aware how to encode this key
event.labels.add(opencensusTraceID, span.SpanContext().TraceID.String()) // TODO: the logger should be aware how to encode this key
event.labels.add(opencensusSampled, span.SpanContext().IsSampled()) // TODO: the logger should be aware how to encode this key
}
}
func WithOpenCensusSpan() LogEntryOption {
return func(ctx context.Context, entry *LogEntry) {
_, span := oc.StartSpan(ctx, "clogger.LogEntry.WithOpenCensusSpan")
defer span.End()
entry.fields.add(opencensusSpanID, span.SpanContext().SpanID.String()) // TODO: the logger should be aware how to encode this key
entry.fields.add(opencensusTraceID, span.SpanContext().TraceID.String()) // TODO: the logger should be aware how to encode this key
}
}
func WithExampleEventOption() EventOption {
return func(ctx context.Context, event *Event) {
event.fields.add("example_event_id", "example_event_value")
}
}
func WithExampleEntryOption() LogEntryOption {
return func(ctx context.Context, entry *LogEntry) {
entry.fields.add("example_entry_id", "example_entry_value")
}
}