Introduced a logging framework with context-aware capabilities for improved observability

.github/dependabot.yml

@@ -17,6 +17,12 @@ updates:
     schedule:
       interval: daily
 
+  - package-ecosystem: gomod
+    directories:
+      - "**/*"
+    schedule:
+      interval: daily
+
   - package-ecosystem: terraform
     directories:
       - "**/*"

cmd/http/main.go

@@ -2,7 +2,6 @@ package main
 
 import (
 	"context"
-	"log"
 	"net/http"
 	"os"
 	"os/signal"
@@ -11,14 +10,21 @@ import (
 
 	"gke-info/internal/metadata"
 
+	"github.com/sirupsen/logrus"
 	"gopkg.in/DataDog/dd-trace-go.v1/ddtrace/tracer"
 	"gopkg.in/DataDog/dd-trace-go.v1/profiler"
 
 	httptrace "gopkg.in/DataDog/dd-trace-go.v1/contrib/net/http"
 )
 
+var log = logrus.New()
+
 // main initializes the HTTP server and sets up the routes.
 func main() {
+	// Set log output to stdout and use JSON formatter
+	log.Out = os.Stdout
+	log.SetFormatter(&logrus.JSONFormatter{})
+
 	tracer.Start()
 	defer tracer.Stop()
 
@@ -29,7 +35,7 @@ func main() {
 		),
 	)
 	if err != nil {
-		log.Printf("Warning: Failed to start profiler: %v", err)
+		log.WithField("error", err).Warn("Failed to start profiler")
 	}
 	defer profiler.Stop()
 
@@ -48,23 +54,23 @@ func main() {
 	}
 
 	go func() {
-		log.Printf("Starting server on port %s...\n", port)
+		log.WithField("port", port).Info("Starting server...")
 		if err := server.ListenAndServe(); err != nil && err != http.ErrServerClosed {
-			log.Fatalf("Failed to start server: %v", err)
+			log.WithField("error", err).Fatal("Failed to start server")
 		}
 	}()
 
 	// Graceful shutdown
 	quit := make(chan os.Signal, 1)
 	signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
 	<-quit
-	log.Println("Shutting down server...")
+	log.Info("Shutting down server...")
 
 	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
 	defer cancel()
 	if err := server.Shutdown(ctx); err != nil {
-		log.Fatalf("Server forced to shutdown: %v", err)
+		log.WithField("error", err).Fatal("Server forced to shutdown")
 	}
 
-	log.Println("Server exiting")
+	log.Info("Server exiting")
 }

go.mod

@@ -2,48 +2,53 @@ module gke-info
 
 go 1.22.4
 
-require github.com/stretchr/testify v1.8.4
+require (
+	github.com/sirupsen/logrus v1.9.3
+	github.com/stretchr/testify v1.9.0
+)
 
 require (
-	github.com/DataDog/appsec-internal-go v1.6.0 // indirect
-	github.com/DataDog/datadog-agent/pkg/obfuscate v0.48.0 // indirect
-	github.com/DataDog/datadog-agent/pkg/remoteconfig/state v0.48.1 // indirect
-	github.com/DataDog/datadog-go/v5 v5.3.0 // indirect
-	github.com/DataDog/go-libddwaf/v3 v3.2.1 // indirect
-	github.com/DataDog/go-tuf v1.0.2-0.5.2 // indirect
+	github.com/DataDog/appsec-internal-go v1.7.0 // indirect
+	github.com/DataDog/datadog-agent/pkg/obfuscate v0.56.0 // indirect
+	github.com/DataDog/datadog-agent/pkg/remoteconfig/state v0.56.0 // indirect
+	github.com/DataDog/datadog-go/v5 v5.5.0 // indirect
+	github.com/DataDog/go-libddwaf/v3 v3.3.0 // indirect
+	github.com/DataDog/go-sqllexer v0.0.14 // indirect
+	github.com/DataDog/go-tuf v1.1.0-0.5.2 // indirect
 	github.com/DataDog/gostackparse v0.7.0 // indirect
-	github.com/DataDog/sketches-go v1.4.5 // indirect
-	github.com/Microsoft/go-winio v0.6.1 // indirect
-	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/DataDog/sketches-go v1.4.6 // indirect
+	github.com/Microsoft/go-winio v0.6.2 // indirect
+	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/eapache/queue/v2 v2.0.0-20230407133247-75960ed334e4 // indirect
-	github.com/ebitengine/purego v0.6.0-alpha.5 // indirect
-	github.com/google/pprof v0.0.0-20230817174616-7a8ec2ada47b // indirect
-	github.com/google/uuid v1.5.0 // indirect
-	github.com/hashicorp/go-secure-stdlib/parseutil v0.1.7 // indirect
+	github.com/ebitengine/purego v0.7.1 // indirect
+	github.com/google/pprof v0.0.0-20240727154555-813a5fbdbec8 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	github.com/hashicorp/go-secure-stdlib/parseutil v0.1.8 // indirect
 	github.com/hashicorp/go-secure-stdlib/strutil v0.1.2 // indirect
-	github.com/hashicorp/go-sockaddr v1.0.2 // indirect
+	github.com/hashicorp/go-sockaddr v1.0.6 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/outcaste-io/ristretto v0.2.3 // indirect
-	github.com/philhofer/fwd v1.1.2 // indirect
+	github.com/philhofer/fwd v1.1.3-0.20240612014219-fbbf4953d986 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/richardartoul/molecule v1.0.1-0.20240531184615-7ca0df43c0b3 // indirect
 	github.com/ryanuber/go-glob v1.0.0 // indirect
-	github.com/secure-systems-lab/go-securesystemslib v0.7.0 // indirect
+	github.com/secure-systems-lab/go-securesystemslib v0.8.0 // indirect
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
-	github.com/tinylib/msgp v1.1.8 // indirect
+	github.com/tinylib/msgp v1.2.0 // indirect
 	go.uber.org/atomic v1.11.0 // indirect
-	golang.org/x/mod v0.14.0 // indirect
-	golang.org/x/sys v0.20.0 // indirect
-	golang.org/x/time v0.3.0 // indirect
-	golang.org/x/tools v0.16.1 // indirect
-	golang.org/x/xerrors v0.0.0-20231012003039-104605ab7028 // indirect
-	google.golang.org/protobuf v1.33.0 // indirect
+	golang.org/x/crypto v0.26.0 // indirect
+	golang.org/x/mod v0.20.0 // indirect
+	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sys v0.24.0 // indirect
+	golang.org/x/time v0.6.0 // indirect
+	golang.org/x/xerrors v0.0.0-20240716161551-93cc26a95ae9 // indirect
+	google.golang.org/protobuf v1.34.2 // indirect
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	gopkg.in/DataDog/dd-trace-go.v1 v1.66.0
+	gopkg.in/DataDog/dd-trace-go.v1 v1.67.0
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )