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134 lines
3.2 KiB
134 lines
3.2 KiB
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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package thrift
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import (
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"net"
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"sync"
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"time"
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)
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type TServerSocket struct {
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listener net.Listener
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addr net.Addr
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clientTimeout time.Duration
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// Protects the interrupted value to make it thread safe.
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mu sync.RWMutex
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interrupted bool
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}
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func NewTServerSocket(listenAddr string) (*TServerSocket, error) {
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return NewTServerSocketTimeout(listenAddr, 0)
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}
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func NewTServerSocketTimeout(listenAddr string, clientTimeout time.Duration) (*TServerSocket, error) {
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addr, err := net.ResolveTCPAddr("tcp", listenAddr)
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if err != nil {
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return nil, err
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}
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return &TServerSocket{addr: addr, clientTimeout: clientTimeout}, nil
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}
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// Creates a TServerSocket from a net.Addr
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func NewTServerSocketFromAddrTimeout(addr net.Addr, clientTimeout time.Duration) *TServerSocket {
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return &TServerSocket{addr: addr, clientTimeout: clientTimeout}
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}
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func (p *TServerSocket) Listen() error {
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p.mu.Lock()
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defer p.mu.Unlock()
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if p.IsListening() {
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return nil
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}
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l, err := net.Listen(p.addr.Network(), p.addr.String())
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if err != nil {
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return err
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}
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p.listener = l
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return nil
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}
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func (p *TServerSocket) Accept() (TTransport, error) {
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p.mu.RLock()
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interrupted := p.interrupted
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p.mu.RUnlock()
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if interrupted {
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return nil, errTransportInterrupted
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}
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listener := p.listener
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if listener == nil {
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return nil, NewTTransportException(NOT_OPEN, "No underlying server socket")
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}
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conn, err := listener.Accept()
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if err != nil {
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return nil, NewTTransportExceptionFromError(err)
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}
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return NewTSocketFromConnTimeout(conn, p.clientTimeout), nil
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}
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// Checks whether the socket is listening.
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func (p *TServerSocket) IsListening() bool {
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return p.listener != nil
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}
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// Connects the socket, creating a new socket object if necessary.
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func (p *TServerSocket) Open() error {
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p.mu.Lock()
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defer p.mu.Unlock()
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if p.IsListening() {
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return NewTTransportException(ALREADY_OPEN, "Server socket already open")
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}
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if l, err := net.Listen(p.addr.Network(), p.addr.String()); err != nil {
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return err
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} else {
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p.listener = l
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}
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return nil
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}
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func (p *TServerSocket) Addr() net.Addr {
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if p.listener != nil {
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return p.listener.Addr()
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}
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return p.addr
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}
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func (p *TServerSocket) Close() error {
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defer func() {
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p.listener = nil
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}()
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if p.IsListening() {
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return p.listener.Close()
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}
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return nil
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}
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func (p *TServerSocket) Interrupt() error {
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p.mu.Lock()
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defer p.mu.Unlock()
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p.interrupted = true
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p.Close()
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return nil
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}
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