func saveResult(name string, reader io.Reader) {
if i := strings.LastIndex(name, "/"); i >= 0 {
name = name[i+1:]
}
f, err := os.Create(name)
if err != nil {
log.Debug("create:", name, err)
return
}
io.Copy(f, reader)
f.Close()
}
func preOp(host string, uri string, params []string, save bool) {
for i, p := range params {
url := host + "/" + uri + p
log.Debug("url:", url)
req, err := http.NewRequest("GET", url, nil)
if err != nil {
log.Warn("http newrequest fail:", url, err)
continue
}
resp, err := http.DefaultClient.Do(req)
if err != nil {
log.Warn("http get fail:", url, err)
continue
}
if save {
saveResult(uri+strconv.Itoa(i), resp.Body)
}
resp.Body.Close()
}
}