Files
argoyle e84df1db08 refactor: remove Sentry integration and replace with OpenTelemetry
Remove Sentry dependencies and configuration. Introduce monitoring 
setup for OpenTelemetry. Update logging to include log format 
options, and replace Sentry error handling middleware with 
monitoring handlers for GraphQL playground. Adjust environment 
variable handling to enhance configuration clarity and flexibility.
2025-06-13 11:00:52 +02:00

101 lines
2.9 KiB
Go

package monitoring
import (
"context"
"errors"
"fmt"
"net/http"
"os"
"time"
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/exporters/otlp/otlpmetric/otlpmetrichttp"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
"go.opentelemetry.io/otel/exporters/stdout/stdoutlog"
"go.opentelemetry.io/otel/log/global"
"go.opentelemetry.io/otel/propagation"
"go.opentelemetry.io/otel/sdk/log"
"go.opentelemetry.io/otel/sdk/metric"
"go.opentelemetry.io/otel/sdk/trace"
)
// SetupOTelSDK bootstraps the OpenTelemetry pipeline.
func SetupOTelSDK(ctx context.Context, enabled bool, serviceName, buildVersion, environment string) (func(context.Context) error, error) {
if os.Getenv("OTEL_RESOURCE_ATTRIBUTES") == "" {
if err := os.Setenv("OTEL_RESOURCE_ATTRIBUTES", fmt.Sprintf("service.name=%s,service.version=%s,service.environment=%s", serviceName, buildVersion, environment)); err != nil {
return func(context.Context) error {
return nil
}, err
}
}
var shutdownFuncs []func(context.Context) error
if !enabled {
return func(context.Context) error {
return nil
}, nil
}
shutdown := func(ctx context.Context) error {
var err error
for _, fn := range shutdownFuncs {
err = errors.Join(err, fn(ctx))
}
shutdownFuncs = nil
return err
}
// handleErr calls shutdown for cleanup and makes sure that all errors are returned.
handleErr := func(inErr error) (func(context.Context) error, error) {
return nil, errors.Join(inErr, shutdown(ctx))
}
// Set up the propagator.
prop := propagation.NewCompositeTextMapPropagator(
propagation.TraceContext{},
propagation.Baggage{},
)
otel.SetTextMapPropagator(prop)
traceExporter, err := otlptracehttp.New(ctx)
if err != nil {
return handleErr(err)
}
shutdownFuncs = append(shutdownFuncs, traceExporter.Shutdown)
tracerProvider := trace.NewTracerProvider(
trace.WithBatcher(traceExporter,
trace.WithBatchTimeout(5*time.Second)),
)
shutdownFuncs = append(shutdownFuncs, tracerProvider.Shutdown)
otel.SetTracerProvider(tracerProvider)
logExporter, err := stdoutlog.New()
if err != nil {
return handleErr(err)
}
processor := log.NewSimpleProcessor(logExporter)
logProvider := log.NewLoggerProvider(log.WithProcessor(processor))
global.SetLoggerProvider(logProvider)
shutdownFuncs = append(shutdownFuncs, logProvider.Shutdown)
exp, err := otlpmetrichttp.New(ctx)
if err != nil {
return handleErr(err)
}
meterProvider := metric.NewMeterProvider(metric.WithReader(metric.NewPeriodicReader(exp)))
shutdownFuncs = append(shutdownFuncs, meterProvider.Shutdown)
otel.SetMeterProvider(meterProvider)
return shutdown, err
}
func Handler(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ctx := otel.GetTextMapPropagator().Extract(r.Context(), propagation.HeaderCarrier(r.Header))
spanCtx, s := StartSpan(ctx, "http")
defer s.Finish()
h.ServeHTTP(w, r.WithContext(spanCtx))
})
}