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| package main | |
| import ( | |
| "context" | |
| "errors" | |
| "fmt" | |
| "io" | |
| "net/http" | |
| "time" | |
| ) | |
| var errHTTPErrorResponse = errors.New("HTTP error response") | |
| func httpClientDisallowRedirects(_ *http.Request, _ []*http.Request) error { | |
| return http.ErrUseLastResponse | |
| } | |
| func makeClient() http.Client { | |
| return http.Client{ | |
| Timeout: time.Second, | |
| CheckRedirect: httpClientDisallowRedirects, | |
| } | |
| } | |
| func main() { | |
| client := makeClient() | |
| // client := http.DefaultClient | |
| ctx := context.Background() | |
| // ctx = context.WithTimeout(ctx, time.Second) | |
| req, err := http.NewRequestWithContext(ctx, "GET", "http://127.0.0.1:8080/", nil) | |
| if err != nil { | |
| panic(err) | |
| } | |
| resp, err := client.Do(req) | |
| fmt.Println("RESPONSE ERROR:", err) | |
| fmt.Println("CONTEXT ERROR:", ctx.Err()) | |
| if resp != nil { | |
| fmt.Println("RESPONSE:", resp.Status) | |
| if resp.StatusCode < 400 { | |
| bodyBytes, err := io.ReadAll(resp.Body) | |
| if err != nil { | |
| panic(fmt.Errorf("could not read error response body for status code %d: %w", resp.StatusCode, err)) | |
| } | |
| fmt.Println(string(bodyBytes)) | |
| } else { | |
| panic(fmt.Errorf("%w: %d", errHTTPErrorResponse, resp.StatusCode)) | |
| } | |
| } | |
| } |
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| #!/usr/bin/env python | |
| import time | |
| from http.server import BaseHTTPRequestHandler, HTTPServer | |
| class SimpleDelayedHTTPRequestHandler(BaseHTTPRequestHandler): | |
| def do_GET(self): | |
| time.sleep(1.2) | |
| self.send_response(200) | |
| self.send_header('Content-type', 'text/html') | |
| self.end_headers() | |
| response_message = "<html><body><h1>Hello, World!</h1></body></html>" | |
| self.wfile.write(response_message.encode('utf-8')) | |
| def run(server_class=HTTPServer, handler_class=SimpleDelayedHTTPRequestHandler, port=8080): | |
| server_address = ('', port) | |
| httpd = server_class(server_address, handler_class) | |
| print(f'Starting http server on port {port}...') | |
| httpd.serve_forever() | |
| if __name__ == '__main__': | |
| run() |
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