Add more error handling when doing rest calls

main.go

@@ -60,6 +60,19 @@ func restCall(method string, path string, body io.Reader) (responseBytes []byte,
 		return
 	}
 
+	if response.StatusCode >= 400 {
+		switch response.StatusCode {
+		case 403:
+			err = fmt.Errorf(
+				"Response: %s\n\tIs your access token valid?\n\tIs the issuer correct?",
+				response.Status,
+			)
+		default:
+			err = fmt.Errorf("Response: %s", response.Status)
+		}
+		return
+	}
+
 	responseBytes, err = ioutil.ReadAll(response.Body)
 	if err != nil {
 		return
@@ -218,9 +231,9 @@ func sshConnect(creds api.Credentials) {
 
 	// use the credentials to access the service
 	if credsBytes, err := json.MarshalIndent(creds, "", "  "); err == nil {
-		log.Printf("Received credentials: %s", credsBytes)
+		log.Printf("Received credentials:\n%s", credsBytes)
 	} else {
-		log.Printf("Received credentials: %s", creds)
+		log.Printf("Received credentials:\n%s", creds)
 	}
 	var (
 		userOk, hostOk   bool
@@ -252,7 +265,10 @@ func sshConnect(creds api.Credentials) {
 		cmd.Stdout = os.Stdout
 		err = cmd.Run()
 	} else {
-		fmt.Printf("Deployment successful. You can now ssh to the service using:\nssh -i %s %s@%s'", *pubKey, sshUser, sshHost)
+		fmt.Printf(
+			"\nDeployment successful. You can now ssh to the service using:\n ssh -i %s %s@%s'\n",
+			*pubKey, sshUser, sshHost,
+		)
 	}
 
 }
@@ -266,6 +282,9 @@ func main() {
 		os.Exit(1)
 	}
 
+	log.Printf("Using issuer:       %s", *issuerURI)
+	log.Printf("Using access token: %s", *accessToken)
+
 	var serviceID = findServiceID()
 
 	uploadPubKey()