package httpcall import ( "bytes" "encoding/json" "fmt" "io/ioutil" "log" "net/http" "time" "git.cryptic.systems/fh-trier/go-flucky-server/pkg/types" "git.cryptic.systems/fh-trier/go-flucky/pkg/config" ) // SyncDevice .. func SyncDevice(configDir string, force bool) error { // read config cnf, err := config.Read(configDir) if err != nil { return err } jsonBuffer := bytes.Buffer{} // define array of devices device := types.Device{ DeviceID: cnf.DeviceID, DeviceLocation: &cnf.DeviceLocation, DeviceName: &cnf.DeviceName, DeviceLastContact: time.Now(), CreationDate: time.Now(), } // encode to json encoder := json.NewEncoder(&jsonBuffer) if err != nil { return err } if err = encoder.Encode(device); err != nil { return fmt.Errorf("Can not encode device to json: %v", err) } log.Println(jsonBuffer.String()) // send array of devices to remote links for _, remote := range cnf.Remotes { if !remote.Registered || force { requestURL := fmt.Sprintf("%v/devices/%v", remote.Address, cnf.DeviceID) req, err := http.NewRequest("PUT", requestURL, &jsonBuffer) if err != nil { return err } client := http.Client{} resp, err := client.Do(req) if err != nil { return err } defer resp.Body.Close() // if resource does not exxists, create a new one if resp.StatusCode == 404 { log.Println("test") requestURL := fmt.Sprintf("%v/devices", remote.Address) req, err := http.NewRequest("POST", requestURL, &jsonBuffer) if err != nil { return err } resp, err := client.Do(req) if err != nil { return err } defer resp.Body.Close() if resp.StatusCode < 200 || resp.StatusCode > 299 { b, err := ioutil.ReadAll(resp.Body) if err != nil { return fmt.Errorf("Can not create a new device on %v - Invalid HTTP-Statuscode, expected 200, got %d - Can not read response body: %v", remote.Name, resp.StatusCode, err) } return fmt.Errorf("Can not create a new device on %v - Invalid HTTP-Statuscode, expected 200, got %d: %v", remote.Name, resp.StatusCode, string(b)) } } if resp.StatusCode < 200 || resp.StatusCode > 299 { b, err := ioutil.ReadAll(resp.Body) if err != nil { return fmt.Errorf("Can not update device on %v - Invalid HTTP-Statuscode, expected 200, got %d - Can not read response body: %v", remote.Name, resp.StatusCode, err) } return fmt.Errorf("Can not update device on %v - Invalid HTTP-Statuscode, expected 200, got %d: %v", remote.Name, resp.StatusCode, string(b)) } remote.Registered = true } } if err := config.Write(cnf, configDir); err != nil { return err } return nil } // UnregisterDevice ... func UnregisterDevice(configDir string) error { return nil }