/**
* 发出http get请求
*/
func HttpGet(result interface{}, urlStr string, values url.Values, timeout time.Duration) error {
logger := log.DefaultLogger()
urlStr = urlStr + "?" + values.Encode()
logger.Infoln(urlStr)
request, err := http.NewRequest("GET", urlStr, nil)
if err != nil {
return err
}
client := http.Client{Timeout: timeout}
response, err := client.Do(request)
if err != nil {
return err
}
defer response.Body.Close()
body, err := ioutil.ReadAll(response.Body)
if err != nil {
return err
}
logger.Infoln(string(body))
err = json.Unmarshal(body, result)
if err != nil {
return err
}
return nil
}
/**
* 发出http post请求
*/
func HttpPost(result interface{}, urlStr string, values url.Values, timeout time.Duration) error {
logger := log.DefaultLogger()
logger.Infoln(urlStr, values.Encode())
request, err := http.NewRequest("POST", urlStr, strings.NewReader(values.Encode()))
request.Header.Set("Content-Type", "application/x-www-form-urlencoded")
if err != nil {
return err
}
request.Header.Set("Expect:", "")
client := http.Client{Timeout: timeout}
response, err := client.Do(request)
if err != nil {
return err
}
defer response.Body.Close()
body, err := ioutil.ReadAll(response.Body)
if err != nil {
return err
}
logger.Infoln(string(body))
err = json.Unmarshal(body, result)
if err != nil {
return err
}
return nil
}
package proxy
import (
"koogroup/lib/log"
"time"
"github.com/coreos/go-etcd/etcd"
)
var etcdProxyLogger = log.DefaultLogger().WithField("tag", "etcd_proxy")
type HttpProxyBaseOnEtcd struct {
*HttpProxy
confChangeReceiver chan *etcd.Response
etcdClient *etcd.Client
etcdKey string
}
func NewHttpProxyBaseOnEtcd(etcdClient *etcd.Client, name, etcdKey string, timeout time.Duration, opt *HealthCheckOption) (*HttpProxyBaseOnEtcd, error) {
res, err := etcdClient.Get(etcdKey, false, false)
if err != nil {
return nil, err
}
servers := FetchServersFromEtcd(res)
httpProxy := NewHttpProxy(name, servers, timeout, opt)
proxy := &HttpProxyBaseOnEtcd{
HttpProxy: httpProxy,
confChangeReceiver: make(chan *etcd.Response),
etcdClient: etcdClient,