minio/cmd/http/timeoutconn.go

63 lines
1.6 KiB
Go

/*
* MinIO Cloud Storage, (C) 2018 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package http
import (
"net"
"time"
)
// TimeoutConn - is wrapped net.Conn with read/write timeouts.
type TimeoutConn struct {
QuirkConn
readTimeout time.Duration
writeTimeout time.Duration
}
func (c *TimeoutConn) setReadTimeout() {
if c.readTimeout != 0 && c.canSetReadDeadline() {
c.SetReadDeadline(time.Now().UTC().Add(c.readTimeout))
}
}
func (c *TimeoutConn) setWriteTimeout() {
if c.writeTimeout != 0 {
c.SetWriteDeadline(time.Now().UTC().Add(c.writeTimeout))
}
}
// Read - reads data from the connection with timeout.
func (c *TimeoutConn) Read(b []byte) (n int, err error) {
c.setReadTimeout()
return c.Conn.Read(b)
}
// Write - writes data to the connection with timeout.
func (c *TimeoutConn) Write(b []byte) (n int, err error) {
c.setWriteTimeout()
return c.Conn.Write(b)
}
// NewTimeoutConn - creates a new timeout connection.
func NewTimeoutConn(c net.Conn, readTimeout, writeTimeout time.Duration) *TimeoutConn {
return &TimeoutConn{
QuirkConn: QuirkConn{Conn: c},
readTimeout: readTimeout,
writeTimeout: writeTimeout,
}
}