logging: Add subsystem to log API (#19002)

Create new code paths for multiple subsystems in the code. This will
make maintaing this easier later.

Also introduce bugLogIf() for errors that should not happen in the first
place.

cmd/untar.go

@@ -36,7 +36,6 @@ import (
 	"github.com/klauspost/compress/s2"
 	"github.com/klauspost/compress/zstd"
 	gzip "github.com/klauspost/pgzip"
-	"github.com/minio/minio/internal/logger"
 	"github.com/pierrec/lz4"
 )
 
@@ -249,7 +248,7 @@ func untar(ctx context.Context, r io.Reader, putObject func(reader io.Reader, in
 				}()
 				if err := putObject(&rc, fi, name); err != nil {
 					if o.ignoreErrs {
-						logger.LogIf(ctx, err)
+						s3LogIf(ctx, err)
 						return
 					}
 					asyncErrMu.Lock()
@@ -273,7 +272,7 @@ func untar(ctx context.Context, r io.Reader, putObject func(reader io.Reader, in
 		if err := putObject(&rc, header.FileInfo(), name); err != nil {
 			rc.Close()
 			if o.ignoreErrs {
-				logger.LogIf(ctx, err)
+				s3LogIf(ctx, err)
 				continue
 			}
 			return err