client.go

// Copyright 2014 Matt Ho
//
// 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 wemo

import (
	"net"
	"net/http"
	"time"
)

var client *http.Client = newTimeoutClient(2*time.Second, 2*time.Second)

func timeoutDialer(connectTimeout time.Duration, readWriteTimeout time.Duration) func(net, addr string) (c net.Conn, err error) {
	return func(netw, addr string) (net.Conn, error) {
		conn, err := net.DialTimeout(netw, addr, connectTimeout)
		if err != nil {
			return nil, err
		}
		conn.SetDeadline(time.Now().Add(readWriteTimeout))
		return conn, nil
	}
}

func newTimeoutClient(connectTimeout time.Duration, readWriteTimeout time.Duration) *http.Client {
	return &http.Client{
		Transport: &http.Transport{
			Dial: timeoutDialer(connectTimeout, readWriteTimeout),
		},
	}
}