239 lines
6.0 KiB
Go
239 lines
6.0 KiB
Go
/*
|
|
* Licensed to the Apache Software Foundation (ASF) under one
|
|
* or more contributor license agreements. See the NOTICE file
|
|
* distributed with this work for additional information
|
|
* regarding copyright ownership. The ASF licenses this file
|
|
* to you 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 thrift
|
|
|
|
import (
|
|
"context"
|
|
"net"
|
|
"time"
|
|
)
|
|
|
|
type TSocket struct {
|
|
conn *socketConn
|
|
addr net.Addr
|
|
cfg *TConfiguration
|
|
|
|
connectTimeout time.Duration
|
|
socketTimeout time.Duration
|
|
}
|
|
|
|
// Deprecated: Use NewTSocketConf instead.
|
|
func NewTSocket(hostPort string) (*TSocket, error) {
|
|
return NewTSocketConf(hostPort, &TConfiguration{
|
|
noPropagation: true,
|
|
})
|
|
}
|
|
|
|
// NewTSocketConf creates a net.Conn-backed TTransport, given a host and port.
|
|
//
|
|
// Example:
|
|
//
|
|
// trans, err := thrift.NewTSocketConf("localhost:9090", &TConfiguration{
|
|
// ConnectTimeout: time.Second, // Use 0 for no timeout
|
|
// SocketTimeout: time.Second, // Use 0 for no timeout
|
|
// })
|
|
func NewTSocketConf(hostPort string, conf *TConfiguration) (*TSocket, error) {
|
|
addr, err := net.ResolveTCPAddr("tcp", hostPort)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return NewTSocketFromAddrConf(addr, conf), nil
|
|
}
|
|
|
|
// Deprecated: Use NewTSocketConf instead.
|
|
func NewTSocketTimeout(hostPort string, connTimeout time.Duration, soTimeout time.Duration) (*TSocket, error) {
|
|
return NewTSocketConf(hostPort, &TConfiguration{
|
|
ConnectTimeout: connTimeout,
|
|
SocketTimeout: soTimeout,
|
|
|
|
noPropagation: true,
|
|
})
|
|
}
|
|
|
|
// NewTSocketFromAddrConf creates a TSocket from a net.Addr
|
|
func NewTSocketFromAddrConf(addr net.Addr, conf *TConfiguration) *TSocket {
|
|
return &TSocket{
|
|
addr: addr,
|
|
cfg: conf,
|
|
}
|
|
}
|
|
|
|
// Deprecated: Use NewTSocketFromAddrConf instead.
|
|
func NewTSocketFromAddrTimeout(addr net.Addr, connTimeout time.Duration, soTimeout time.Duration) *TSocket {
|
|
return NewTSocketFromAddrConf(addr, &TConfiguration{
|
|
ConnectTimeout: connTimeout,
|
|
SocketTimeout: soTimeout,
|
|
|
|
noPropagation: true,
|
|
})
|
|
}
|
|
|
|
// NewTSocketFromConnConf creates a TSocket from an existing net.Conn.
|
|
func NewTSocketFromConnConf(conn net.Conn, conf *TConfiguration) *TSocket {
|
|
return &TSocket{
|
|
conn: wrapSocketConn(conn),
|
|
addr: conn.RemoteAddr(),
|
|
cfg: conf,
|
|
}
|
|
}
|
|
|
|
// Deprecated: Use NewTSocketFromConnConf instead.
|
|
func NewTSocketFromConnTimeout(conn net.Conn, socketTimeout time.Duration) *TSocket {
|
|
return NewTSocketFromConnConf(conn, &TConfiguration{
|
|
SocketTimeout: socketTimeout,
|
|
|
|
noPropagation: true,
|
|
})
|
|
}
|
|
|
|
// SetTConfiguration implements TConfigurationSetter.
|
|
//
|
|
// It can be used to set connect and socket timeouts.
|
|
func (p *TSocket) SetTConfiguration(conf *TConfiguration) {
|
|
p.cfg = conf
|
|
}
|
|
|
|
// Sets the connect timeout
|
|
func (p *TSocket) SetConnTimeout(timeout time.Duration) error {
|
|
if p.cfg == nil {
|
|
p.cfg = &TConfiguration{
|
|
noPropagation: true,
|
|
}
|
|
}
|
|
p.cfg.ConnectTimeout = timeout
|
|
return nil
|
|
}
|
|
|
|
// Sets the socket timeout
|
|
func (p *TSocket) SetSocketTimeout(timeout time.Duration) error {
|
|
if p.cfg == nil {
|
|
p.cfg = &TConfiguration{
|
|
noPropagation: true,
|
|
}
|
|
}
|
|
p.cfg.SocketTimeout = timeout
|
|
return nil
|
|
}
|
|
|
|
func (p *TSocket) pushDeadline(read, write bool) {
|
|
var t time.Time
|
|
if timeout := p.cfg.GetSocketTimeout(); timeout > 0 {
|
|
t = time.Now().Add(time.Duration(timeout))
|
|
}
|
|
if read && write {
|
|
p.conn.SetDeadline(t)
|
|
} else if read {
|
|
p.conn.SetReadDeadline(t)
|
|
} else if write {
|
|
p.conn.SetWriteDeadline(t)
|
|
}
|
|
}
|
|
|
|
// Connects the socket, creating a new socket object if necessary.
|
|
func (p *TSocket) Open() error {
|
|
if p.conn.isValid() {
|
|
return NewTTransportException(ALREADY_OPEN, "Socket already connected.")
|
|
}
|
|
if p.addr == nil {
|
|
return NewTTransportException(NOT_OPEN, "Cannot open nil address.")
|
|
}
|
|
if len(p.addr.Network()) == 0 {
|
|
return NewTTransportException(NOT_OPEN, "Cannot open bad network name.")
|
|
}
|
|
if len(p.addr.String()) == 0 {
|
|
return NewTTransportException(NOT_OPEN, "Cannot open bad address.")
|
|
}
|
|
var err error
|
|
if p.conn, err = createSocketConnFromReturn(net.DialTimeout(
|
|
p.addr.Network(),
|
|
p.addr.String(),
|
|
p.cfg.GetConnectTimeout(),
|
|
)); err != nil {
|
|
return NewTTransportException(NOT_OPEN, err.Error())
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// Retrieve the underlying net.Conn
|
|
func (p *TSocket) Conn() net.Conn {
|
|
return p.conn
|
|
}
|
|
|
|
// Returns true if the connection is open
|
|
func (p *TSocket) IsOpen() bool {
|
|
return p.conn.IsOpen()
|
|
}
|
|
|
|
// Closes the socket.
|
|
func (p *TSocket) Close() error {
|
|
// Close the socket
|
|
if p.conn != nil {
|
|
err := p.conn.Close()
|
|
if err != nil {
|
|
return err
|
|
}
|
|
p.conn = nil
|
|
}
|
|
return nil
|
|
}
|
|
|
|
//Returns the remote address of the socket.
|
|
func (p *TSocket) Addr() net.Addr {
|
|
return p.addr
|
|
}
|
|
|
|
func (p *TSocket) Read(buf []byte) (int, error) {
|
|
if !p.conn.isValid() {
|
|
return 0, NewTTransportException(NOT_OPEN, "Connection not open")
|
|
}
|
|
p.pushDeadline(true, false)
|
|
// NOTE: Calling any of p.IsOpen, p.conn.read0, or p.conn.IsOpen between
|
|
// p.pushDeadline and p.conn.Read could cause the deadline set inside
|
|
// p.pushDeadline being reset, thus need to be avoided.
|
|
n, err := p.conn.Read(buf)
|
|
return n, NewTTransportExceptionFromError(err)
|
|
}
|
|
|
|
func (p *TSocket) Write(buf []byte) (int, error) {
|
|
if !p.conn.isValid() {
|
|
return 0, NewTTransportException(NOT_OPEN, "Connection not open")
|
|
}
|
|
p.pushDeadline(false, true)
|
|
return p.conn.Write(buf)
|
|
}
|
|
|
|
func (p *TSocket) Flush(ctx context.Context) error {
|
|
return nil
|
|
}
|
|
|
|
func (p *TSocket) Interrupt() error {
|
|
if !p.conn.isValid() {
|
|
return nil
|
|
}
|
|
return p.conn.Close()
|
|
}
|
|
|
|
func (p *TSocket) RemainingBytes() (num_bytes uint64) {
|
|
const maxSize = ^uint64(0)
|
|
return maxSize // the truth is, we just don't know unless framed is used
|
|
}
|
|
|
|
var _ TConfigurationSetter = (*TSocket)(nil)
|