Add graphql log

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/server/graphql/tracing.go

@@ -0,0 +1,127 @@
+// Copyright (c) 2025 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package graphql
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/99designs/gqlgen/graphql"
+	"go.gearno.de/kit/log"
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/trace"
+)
+
+type TracingExtension struct {
+	logger *log.Logger
+}
+
+func NewTracingExtension(logger *log.Logger) TracingExtension {
+	return TracingExtension{logger: logger}
+}
+
+func (t TracingExtension) ExtensionName() string {
+	return "Tracing"
+}
+
+func (t TracingExtension) Validate(schema graphql.ExecutableSchema) error {
+	return nil
+}
+
+func (t TracingExtension) InterceptField(ctx context.Context, next graphql.Resolver) (interface{}, error) {
+	rootSpan := trace.SpanFromContext(ctx)
+
+	if rootSpan.IsRecording() {
+		tracer := otel.Tracer("graphql-field")
+		fieldContext := graphql.GetFieldContext(ctx)
+
+		ctx, span := tracer.Start(ctx, "GraphQL Field: "+fieldContext.Field.Name)
+		defer span.End()
+
+		span.SetAttributes(
+			attribute.String("graphql.field.name", fieldContext.Field.Name),
+			attribute.String("graphql.field.path", fieldContext.Path().String()),
+			attribute.String("graphql.field.object", fieldContext.Object),
+		)
+
+		result, err := next(ctx)
+
+		if err != nil {
+			span.RecordError(err)
+		}
+
+		return result, err
+	}
+
+	return next(ctx)
+}
+
+func (t TracingExtension) InterceptOperation(ctx context.Context, next graphql.OperationHandler) graphql.ResponseHandler {
+	rootSpan := trace.SpanFromContext(ctx)
+	requestContext := graphql.GetOperationContext(ctx)
+	startTime := time.Now()
+
+	if rootSpan.IsRecording() {
+		tracer := otel.Tracer("graphql-operation")
+		operationName := "GraphQL Operation"
+		if requestContext.OperationName != "" {
+			operationName = "GraphQL " + requestContext.OperationName
+		}
+
+		var span trace.Span
+		ctx, span = tracer.Start(ctx, operationName)
+		defer span.End()
+
+		span.SetAttributes(
+			attribute.String("graphql.operation_name", requestContext.OperationName),
+			attribute.String("graphql.operation_type", string(requestContext.Operation.Operation)),
+			attribute.String("graphql.query", requestContext.RawQuery),
+		)
+	}
+
+	handler := next(ctx)
+
+	return func(ctx context.Context) *graphql.Response {
+		resp := handler(ctx)
+		duration := time.Since(startTime)
+
+		operationType := string(requestContext.Operation.Operation)
+		operationName := requestContext.OperationName
+		if operationName == "" {
+			operationName = "unnamed"
+		}
+
+		if resp.Errors != nil {
+			t.logger.ErrorCtx(ctx,
+				fmt.Sprintf("%s %s failed %s", operationType, operationName, duration.String()),
+				log.String("graphql_operation_name", operationName),
+				log.String("graphql_operation_type", operationType),
+				log.Duration("graphql_operation_duration", duration),
+				log.Any("graphql_operation_errors", resp.Errors),
+			)
+		} else {
+			t.logger.InfoCtx(ctx,
+				fmt.Sprintf("%s %s succeed %s", operationType, operationName, duration.String()),
+				log.String("graphql_operation_name", operationName),
+				log.String("graphql_operation_type", operationType),
+				log.Duration("graphql_operation_duration", duration),
+			)
+		}
+
+		return resp
+	}
+}