Define a basic logger interface

Signed-off-by: Evan Lezar <elezar@nvidia.com>

internal/system/options.go

@@ -16,13 +16,13 @@
 
 package system
 
-import "github.com/sirupsen/logrus"
+import "github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
 
 // Option is a functional option for the system command
 type Option func(*Interface)
 
 // WithLogger sets the logger for the system command
-func WithLogger(logger *logrus.Logger) Option {
+func WithLogger(logger logger.Interface) Option {
 	return func(i *Interface) {
 		i.logger = logger
 	}

internal/system/system.go

@@ -24,13 +24,13 @@ import (
 	"strings"
 
 	"github.com/NVIDIA/nvidia-container-toolkit/internal/info/proc/devices"
-	"github.com/sirupsen/logrus"
+	"github.com/NVIDIA/nvidia-container-toolkit/internal/logger"
 	"golang.org/x/sys/unix"
 )
 
 // Interface is the interface for the system command
 type Interface struct {
-	logger            *logrus.Logger
+	logger            logger.Interface
 	dryRun            bool
 	loadKernelModules bool
 	nvidiaDevices     nvidiaDevices
@@ -39,7 +39,7 @@ type Interface struct {
 // New constructs a system command with the specified options
 func New(opts ...Option) (*Interface, error) {
 	i := &Interface{
-		logger: logrus.StandardLogger(),
+		logger: logger.New(),
 	}
 	for _, opt := range opts {
 		opt(i)