| package main |
| |
| import ( |
| "log" |
| "os" |
| |
| "github.com/runtimeco/go-coap" |
| ) |
| |
| func main() { |
| |
| req := coap.NewDgramMessage(coap.MessageParams{ |
| Type: coap.Confirmable, |
| Code: coap.GET, |
| MessageID: 12345, |
| Payload: []byte("hello, world!"), |
| }) |
| |
| path := "/some/path" |
| if len(os.Args) > 1 { |
| path = os.Args[1] |
| } |
| |
| req.SetOption(coap.ETag, "weetag") |
| req.SetOption(coap.MaxAge, 3) |
| req.SetPathString(path) |
| |
| c, err := coap.Dial("udp", "localhost:5683") |
| if err != nil { |
| log.Fatalf("Error dialing: %v", err) |
| } |
| |
| rv, err := c.Send(req) |
| if err != nil { |
| log.Fatalf("Error sending request: %v", err) |
| } |
| |
| if rv != nil { |
| log.Printf("Response payload: %s", rv.Payload) |
| } |
| |
| } |
