slow client
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package main | |
import ( | |
"fmt" | |
"net/http" | |
"os" | |
"time" | |
"google3/base/go/flag" | |
) | |
var ( | |
url = flag.String("url", "", "URL") | |
transportBuffer = flag.Int("transport_buffer", 10, "transport buffer size in bytes used by HTTP client") | |
readBuffer = flag.Int("read_buffer", 1, "read buffer size in bytes used for reading bytes from the trasport buffer") | |
readInterval = flag.Duration("read_interval", time.Second, "interval to read from the transport buffer into the read buffer") | |
) | |
func main() { | |
flag.Parse() | |
fmt.Println("=======================\n") | |
fmt.Printf("URL: %s\ntransport_buffer: %d\nread_buffer:%d\nread_interval: %v\n", *url, *transportBuffer, *readBuffer, *readInterval) | |
transport := &http.Transport{ | |
ReadBufferSize: *transportBuffer, | |
} | |
fmt.Println("=======================\n\n") | |
client := &http.Client{Transport: transport} | |
response, err := client.Get(*url) | |
if err != nil { | |
fmt.Printf("%v\n", err) | |
os.Exit(1) | |
} | |
defer response.Body.Close() | |
for k, v := range response.Header { | |
fmt.Printf("%s:%s\n", k, v) | |
} | |
buffer := make([]byte, *readBuffer) | |
for { | |
n, err := response.Body.Read(buffer) | |
if err != nil { | |
fmt.Printf("Read error: %v\n", err) | |
os.Exit(1) | |
} | |
fmt.Printf("Read %d bytes: %s\n", n, string(buffer)) | |
time.Sleep(*readInterval) | |
} | |
} |
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