func ShockGet(host string, nodeid string, token string) (node *ShockNode, err error) {
if host == "" || nodeid == "" {
return nil, errors.New("empty shock host or node id")
}
//logger.Debug(1, fmt.Sprintf("ShockGet: %s %s %s", host, nodeid, token))
var res *http.Response
shockurl := fmt.Sprintf("%s/node/%s", host, nodeid)
var user *httpclient.Auth
if token != "" {
user = httpclient.GetUserByTokenAuth(token)
}
c := make(chan int, 1)
go func() {
res, err = httpclient.Get(shockurl, httpclient.Header{}, nil, user)
c <- 1 //we are ending
}()
select {
case <-c:
//go ahead
case <-time.After(SHOCK_TIMEOUT):
return nil, errors.New("timeout when getting node from shock, url=" + shockurl)
}
if err != nil {
return
}
defer res.Body.Close()
jsonstream, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, err
}
response := new(ShockResponse)
if err := json.Unmarshal(jsonstream, response); err != nil {
return nil, err
}
if len(response.Errs) > 0 {
return nil, errors.New(strings.Join(response.Errs, ","))
}
node = &response.Data
if node == nil {
err = errors.New("empty node got from Shock")
}
return
}
func FetchShockStream(url string, token string) (r io.ReadCloser, err error) {
var user *httpclient.Auth
if token != "" {
user = httpclient.GetUserByTokenAuth(token)
}
//download file from Shock
res, err := httpclient.Get(url, httpclient.Header{}, nil, user)
if err != nil {
//return nil, err
return nil, errors.New("httpclient.Get returned: " + err.Error())
}
if res.StatusCode != 200 { //err in fetching data
resbody, _ := ioutil.ReadAll(res.Body)
return nil, errors.New(fmt.Sprintf("op=fetchFile, url=%s, res=%s", url, resbody))
}
return res.Body, err
}