| 2 |
raymond |
1 |
// SPDX-License-Identifier: LGPL-3.0-or-later
|
|
|
2 |
// Copyright 2016-2026 Hristo Gochkov, Mathieu Carbou, Emil Muratov, Will Miles
|
|
|
3 |
|
|
|
4 |
//
|
|
|
5 |
// Shows how to send and receive Message Pack data
|
|
|
6 |
//
|
|
|
7 |
|
|
|
8 |
#include <Arduino.h>
|
|
|
9 |
#if defined(ESP32) || defined(LIBRETINY)
|
|
|
10 |
#include <AsyncTCP.h>
|
|
|
11 |
#include <WiFi.h>
|
|
|
12 |
#elif defined(ESP8266)
|
|
|
13 |
#include <ESP8266WiFi.h>
|
|
|
14 |
#include <ESPAsyncTCP.h>
|
|
|
15 |
#elif defined(TARGET_RP2040) || defined(TARGET_RP2350) || defined(PICO_RP2040) || defined(PICO_RP2350)
|
|
|
16 |
#include <RPAsyncTCP.h>
|
|
|
17 |
#include <WiFi.h>
|
|
|
18 |
#endif
|
|
|
19 |
|
|
|
20 |
#include <ESPAsyncWebServer.h>
|
|
|
21 |
|
|
|
22 |
static AsyncWebServer server(80);
|
|
|
23 |
|
|
|
24 |
#if ASYNC_JSON_SUPPORT == 1
|
|
|
25 |
static AsyncCallbackJsonWebHandler *handler = new AsyncCallbackJsonWebHandler("/msgpack2");
|
|
|
26 |
#endif
|
|
|
27 |
|
|
|
28 |
void setup() {
|
|
|
29 |
Serial.begin(115200);
|
|
|
30 |
|
|
|
31 |
#if ASYNCWEBSERVER_WIFI_SUPPORTED
|
|
|
32 |
WiFi.mode(WIFI_AP);
|
|
|
33 |
WiFi.softAP("esp-captive");
|
|
|
34 |
#endif
|
|
|
35 |
|
|
|
36 |
#if ASYNC_JSON_SUPPORT == 1
|
|
|
37 |
//
|
|
|
38 |
// sends MessagePack using AsyncMessagePackResponse
|
|
|
39 |
//
|
|
|
40 |
// curl -v http://192.168.4.1/msgpack1
|
|
|
41 |
//
|
|
|
42 |
server.on("/msgpack1", HTTP_GET, [](AsyncWebServerRequest *request) {
|
|
|
43 |
AsyncMessagePackResponse *response = new AsyncMessagePackResponse();
|
|
|
44 |
JsonObject root = response->getRoot().to<JsonObject>();
|
|
|
45 |
root["hello"] = "world";
|
|
|
46 |
response->setLength();
|
|
|
47 |
request->send(response);
|
|
|
48 |
});
|
|
|
49 |
|
|
|
50 |
// Send MessagePack using AsyncResponseStream
|
|
|
51 |
//
|
|
|
52 |
// curl -v http://192.168.4.1/msgpack2
|
|
|
53 |
//
|
|
|
54 |
// Save file: curl -v http://192.168.4.1/msgpack2 -o msgpack.bin
|
|
|
55 |
//
|
|
|
56 |
server.on("/msgpack2", HTTP_GET, [](AsyncWebServerRequest *request) {
|
|
|
57 |
AsyncResponseStream *response = request->beginResponseStream("application/msgpack");
|
|
|
58 |
JsonDocument doc;
|
|
|
59 |
JsonObject root = doc.to<JsonObject>();
|
|
|
60 |
root["name"] = "Bob";
|
|
|
61 |
serializeMsgPack(root, *response);
|
|
|
62 |
request->send(response);
|
|
|
63 |
});
|
|
|
64 |
|
|
|
65 |
// POST file:
|
|
|
66 |
//
|
|
|
67 |
// curl -v -X POST -H 'Content-Type: application/msgpack' --data-binary @msgpack.bin http://192.168.4.1/msgpack2
|
|
|
68 |
//
|
|
|
69 |
handler->setMethod(HTTP_POST | HTTP_PUT);
|
|
|
70 |
handler->onRequest([](AsyncWebServerRequest *request, JsonVariant &json) {
|
|
|
71 |
Serial.printf("Body request /msgpack2 : "); // should print: Body request /msgpack2 : {"name":"Bob"}
|
|
|
72 |
serializeJson(json, Serial);
|
|
|
73 |
Serial.println();
|
|
|
74 |
AsyncMessagePackResponse *response = new AsyncMessagePackResponse();
|
|
|
75 |
JsonObject root = response->getRoot().to<JsonObject>();
|
|
|
76 |
root["hello"] = json.as<JsonObject>()["name"];
|
|
|
77 |
response->setLength();
|
|
|
78 |
request->send(response);
|
|
|
79 |
});
|
|
|
80 |
|
|
|
81 |
server.addHandler(handler);
|
|
|
82 |
|
|
|
83 |
// New Json API since 3.8.2, which works for both Json and MessagePack bodies
|
|
|
84 |
//
|
|
|
85 |
// curl -v -X POST -H 'Content-Type: application/json' -d '{"name":"You"}' http://192.168.4.1/msgpack3
|
|
|
86 |
// curl -v -X POST -H 'Content-Type: application/msgpack' --data-binary @msgpack.bin http://192.168.4.1/msgpack3
|
|
|
87 |
//
|
|
|
88 |
server.on("/msgpack3", HTTP_POST, [](AsyncWebServerRequest *request, JsonVariant &json) {
|
|
|
89 |
Serial.printf("Body request /msgpack3 : "); // should print: Body request /msgpack3 : {"name":"Bob"}
|
|
|
90 |
serializeJson(json, Serial);
|
|
|
91 |
Serial.println();
|
|
|
92 |
AsyncJsonResponse *response = new AsyncJsonResponse();
|
|
|
93 |
JsonObject root = response->getRoot().to<JsonObject>();
|
|
|
94 |
root["hello"] = json.as<JsonObject>()["name"];
|
|
|
95 |
response->setLength();
|
|
|
96 |
request->send(response);
|
|
|
97 |
});
|
|
|
98 |
#endif
|
|
|
99 |
|
|
|
100 |
server.begin();
|
|
|
101 |
}
|
|
|
102 |
|
|
|
103 |
// not needed
|
|
|
104 |
void loop() {
|
|
|
105 |
delay(100);
|
|
|
106 |
}
|