| // Copyright Istio Authors |
| // |
| // 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 http |
| |
| import ( |
| "bytes" |
| "fmt" |
| "io" |
| "net/http" |
| "time" |
| ) |
| |
| const requestTimeout = time.Second * 1 // Default timeout. |
| |
| func DoHTTPGetWithTimeout(requestURL string, t time.Duration) (*bytes.Buffer, error) { |
| httpClient := &http.Client{ |
| Timeout: t, |
| } |
| |
| response, err := httpClient.Get(requestURL) |
| if err != nil { |
| return nil, err |
| } |
| defer response.Body.Close() |
| |
| if response.StatusCode != http.StatusOK { |
| return nil, fmt.Errorf("unexpected status %d", response.StatusCode) |
| } |
| |
| var b bytes.Buffer |
| if _, err := io.Copy(&b, response.Body); err != nil { |
| return nil, err |
| } |
| return &b, nil |
| } |
| |
| func DoHTTPGet(requestURL string) (*bytes.Buffer, error) { |
| return DoHTTPGetWithTimeout(requestURL, requestTimeout) |
| } |