Fix all lint errors

proxy/logrwc.go

@@ -6,6 +6,8 @@ import (
 	"go.uber.org/zap"
 )
 
+// LogReadWriteCloser adds additional logging for reading/writing. All
+// logging is performed for debug mode only.
 type LogReadWriteCloser struct {
 	conn   io.ReadWriteCloser
 	logger *zap.SugaredLogger
@@ -13,18 +15,21 @@ type LogReadWriteCloser struct {
 	name   string
 }
 
+// Read reads from connection
 func (l *LogReadWriteCloser) Read(p []byte) (n int, err error) {
 	n, err = l.conn.Read(p)
 	l.logger.Debugw("Finish reading", "name", l.name, "socketid", l.sockid, "nbytes", n, "error", err)
 	return
 }
 
+// Write writes into connection.
 func (l *LogReadWriteCloser) Write(p []byte) (n int, err error) {
 	n, err = l.conn.Write(p)
 	l.logger.Debugw("Finish writing", "name", l.name, "socketid", l.sockid, "nbytes", n, "error", err)
 	return
 }
 
+// Close closes underlying connection.
 func (l *LogReadWriteCloser) Close() error {
 	err := l.conn.Close()
 	l.logger.Debugw("Finish closing socket", "name", l.name, "socketid", l.sockid, "error", err)