[chore] use our own logging implementation (#716)

* first commit

Signed-off-by: kim <grufwub@gmail.com>

* replace logging with our own log library

Signed-off-by: kim <grufwub@gmail.com>

* fix imports

Signed-off-by: kim <grufwub@gmail.com>

* fix log imports

Signed-off-by: kim <grufwub@gmail.com>

* add license text

Signed-off-by: kim <grufwub@gmail.com>

* fix package import cycle between config and log package

Signed-off-by: kim <grufwub@gmail.com>

* fix empty kv.Fields{} being passed to WithFields()

Signed-off-by: kim <grufwub@gmail.com>

* fix uses of log.WithFields() with whitespace issues and empty slices

Signed-off-by: kim <grufwub@gmail.com>

* *linter related grumbling*

Signed-off-by: kim <grufwub@gmail.com>

* gofmt the codebase! also fix more log.WithFields() formatting issues

Signed-off-by: kim <grufwub@gmail.com>

* update testrig code to match new changes

Signed-off-by: kim <grufwub@gmail.com>

* fix error wrapping in non fmt.Errorf function

Signed-off-by: kim <grufwub@gmail.com>

* add benchmarking of log.Caller() vs non-cached

Signed-off-by: kim <grufwub@gmail.com>

* fix syslog tests, add standard build tags to test runner to ensure consistency

Signed-off-by: kim <grufwub@gmail.com>

* make syslog tests more robust

Signed-off-by: kim <grufwub@gmail.com>

* fix caller depth arithmatic (is that how you spell it?)

Signed-off-by: kim <grufwub@gmail.com>

* update to use unkeyed fields in kv.Field{} instances

Signed-off-by: kim <grufwub@gmail.com>

* update go-kv library

Signed-off-by: kim <grufwub@gmail.com>

* update libraries list

Signed-off-by: kim <grufwub@gmail.com>

* fuck you linter get nerfed

Signed-off-by: kim <grufwub@gmail.com>

Co-authored-by: tobi <31960611+tsmethurst@users.noreply.github.com>

cmd/gotosocial/action/server/server.go

@@ -25,7 +25,6 @@ import (
 	"os/signal"
 	"syscall"
 
-	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/cmd/gotosocial/action"
 	"github.com/superseriousbusiness/gotosocial/internal/api"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/account"
@@ -59,6 +58,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/federation/federatingdb"
 	"github.com/superseriousbusiness/gotosocial/internal/gotosocial"
 	"github.com/superseriousbusiness/gotosocial/internal/httpclient"
+	"github.com/superseriousbusiness/gotosocial/internal/log"
 	"github.com/superseriousbusiness/gotosocial/internal/media"
 	"github.com/superseriousbusiness/gotosocial/internal/messages"
 	"github.com/superseriousbusiness/gotosocial/internal/oauth"
@@ -236,13 +236,13 @@ var Start action.GTSAction = func(ctx context.Context) error {
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)
 	sig := <-sigs
-	logrus.Infof("received signal %s, shutting down", sig)
+	log.Infof("received signal %s, shutting down", sig)
 
 	// close down all running services in order
 	if err := gts.Stop(ctx); err != nil {
 		return fmt.Errorf("error closing gotosocial service: %s", err)
 	}
 
-	logrus.Info("done! exiting...")
+	log.Info("done! exiting...")
 	return nil
 }

cmd/gotosocial/action/testrig/testrig.go

@@ -28,7 +28,6 @@ import (
 	"os/signal"
 	"syscall"
 
-	"github.com/sirupsen/logrus"
 	"github.com/superseriousbusiness/gotosocial/cmd/gotosocial/action"
 	"github.com/superseriousbusiness/gotosocial/internal/api"
 	"github.com/superseriousbusiness/gotosocial/internal/api/client/account"
@@ -56,6 +55,7 @@ import (
 	"github.com/superseriousbusiness/gotosocial/internal/api/security"
 	"github.com/superseriousbusiness/gotosocial/internal/concurrency"
 	"github.com/superseriousbusiness/gotosocial/internal/gotosocial"
+	"github.com/superseriousbusiness/gotosocial/internal/log"
 	"github.com/superseriousbusiness/gotosocial/internal/messages"
 	"github.com/superseriousbusiness/gotosocial/internal/oidc"
 	"github.com/superseriousbusiness/gotosocial/internal/storage"
@@ -189,7 +189,7 @@ var Start action.GTSAction = func(ctx context.Context) error {
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, os.Interrupt, syscall.SIGTERM)
 	sig := <-sigs
-	logrus.Infof("received signal %s, shutting down", sig)
+	log.Infof("received signal %s, shutting down", sig)
 
 	testrig.StandardDBTeardown(dbService)
 	testrig.StandardStorageTeardown(storageBackend)
@@ -199,6 +199,6 @@ var Start action.GTSAction = func(ctx context.Context) error {
 		return fmt.Errorf("error closing gotosocial service: %s", err)
 	}
 
-	logrus.Info("done! exiting...")
+	log.Info("done! exiting...")
 	return nil
 }

cmd/gotosocial/common.go

@@ -64,8 +64,19 @@ func preRun(a preRunArgs) error {
 // The idea here is to take a GTSAction and run it with the given
 // context, after initializing any last-minute things like loggers etc.
 func run(ctx context.Context, action action.GTSAction) error {
-	if err := log.Initialize(); err != nil {
-		return fmt.Errorf("error initializing log: %s", err)
+	// Set the global log level from configuration
+	if err := log.ParseLevel(config.GetLogLevel()); err != nil {
+		return fmt.Errorf("error parsing log level: %w", err)
+	}
+
+	if config.GetSyslogEnabled() {
+		// Enable logging to syslog
+		if err := log.EnableSyslog(
+			config.GetSyslogProtocol(),
+			config.GetSyslogAddress(),
+		); err != nil {
+			return fmt.Errorf("error enabling syslogging: %w", err)
+		}
 	}
 
 	return action(ctx)

cmd/gotosocial/main.go

@@ -19,10 +19,10 @@
 package main
 
 import (
+	"log"
 	"runtime/debug"
 	"strings"
 
-	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 
 	_ "github.com/superseriousbusiness/gotosocial/docs"
@@ -66,7 +66,7 @@ func main() {
 
 	// run
 	if err := rootCmd.Execute(); err != nil {
-		logrus.Fatalf("error executing command: %s", err)
+		log.Fatalf("error executing command: %s", err)
 	}
 }