sing/common/network/http.go

package network

import (
	"context"
	"io/ioutil"
	"net"
	"net/http"
)

func HTTPClientWithNetwork(network string) *http.Client {
	return &http.Client{
		Transport: &http.Transport{
			DialContext: func(ctx context.Context, _, addr string) (net.Conn, error) {
				var dialer net.Dialer
				return dialer.DialContext(ctx, network, addr)
			},
		},
	}
}

func Get(url string) ([]byte, error) {
	response, err := http.Get(url)
	if err != nil {
		return nil, err
	}
	defer response.Body.Close()
	return ioutil.ReadAll(response.Body)
}

func GetContext(ctx context.Context, client *http.Client, url string) ([]byte, error) {
	request, err := http.NewRequestWithContext(ctx, "GET", url, nil)
	if err != nil {
		return nil, err
	}
	response, err := client.Do(request)
	if err != nil {
		return nil, err
	}
	defer response.Body.Close()
	return ioutil.ReadAll(response.Body)
}