Config and logging

main.go

@@ -4,35 +4,44 @@
 // spans and metrics to an OTEL collector if configured
 // to do so. Will also stand up a prometheus metrics
 // endpoint.
+//
+// Configuration and logger stored in context
 package main
 
 import (
 	"context"
-	"fmt"
 	"os"
 	"os/signal"
 
+	"github.com/rs/zerolog"
 	"golang.org/x/sys/unix"
 
 	"gitea.libretechconsulting.com/rmcguire/go-http-server-with-otel/pkg/config"
+	"gitea.libretechconsulting.com/rmcguire/go-http-server-with-otel/pkg/logging"
 )
 
 func main() {
 	ctx, cncl := signal.NotifyContext(context.Background(), os.Interrupt, unix.SIGTERM)
 	defer cncl()
 
-	conf, err := config.LoadConfig()
-	if err != nil {
-		panic(err)
-	}
-	ctx = conf.AddToCtx(ctx)
-
-	conf, err = config.FromCtx(ctx)
+	// Set up app config and logging
+	ctx, err := config.LoadConfig(ctx)
 	if err != nil {
 		panic(err)
 	}
 
-	fmt.Printf("%#v\n", conf)
+	cfg := config.MustFromCtx(ctx)
+	ctx = logging.MustInitLogging(ctx)
+
+	l := zerolog.Ctx(ctx)
+	l.Trace().Any("config", *cfg).Send()
+	l.Info().
+		Str("name", cfg.Name).
+		Str("version", cfg.Version).
+		Str("logLevel", cfg.Logging.Level).
+		Msg("app initialized")
+
+	<-ctx.Done()
 }
 
 func init() {}