228 lines
8.4 KiB
C++
228 lines
8.4 KiB
C++
/* Wi-Fi STA Connect and Disconnect Example
|
|
|
|
This example code is in the Public Domain (or CC0 licensed, at your option.)
|
|
|
|
Unless required by applicable law or agreed to in writing, this
|
|
software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
|
|
CONDITIONS OF ANY KIND, either express or implied.
|
|
|
|
*/
|
|
#include <Arduino.h>
|
|
#include <WiFi.h>
|
|
#include <PsychicHttp.h>
|
|
#include <LittleFS.h>
|
|
#include <ArduinoJSON.h>
|
|
#include "_secret.h"
|
|
|
|
#ifndef WIFI_SSID
|
|
#error "You need to enter your wifi credentials. Copy secret.h to _secret.h and enter your credentials there."
|
|
#endif
|
|
|
|
//Enter your WIFI credentials in secret.h
|
|
const char *ssid = WIFI_SSID;
|
|
const char *password = WIFI_PASS;
|
|
|
|
PsychicHttpServer server;
|
|
PsychicWebSocketHandler websocketHandler;
|
|
PsychicEventSource eventSource;
|
|
|
|
const char *htmlContent = R"(
|
|
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<title>Sample HTML</title>
|
|
</head>
|
|
<body>
|
|
<h1>Hello, World!</h1>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin euismod, purus a euismod
|
|
rhoncus, urna ipsum cursus massa, eu dictum tellus justo ac justo. Quisque ullamcorper
|
|
arcu nec tortor ullamcorper, vel fermentum justo fermentum. Vivamus sed velit ut elit
|
|
accumsan congue ut ut enim. Ut eu justo eu lacus varius gravida ut a tellus. Nulla facilisi.
|
|
Integer auctor consectetur ultricies. Fusce feugiat, mi sit amet bibendum viverra, orci leo
|
|
dapibus elit, id varius sem dui id lacus.</p>
|
|
</body>
|
|
</html>
|
|
)";
|
|
|
|
bool connectToWifi()
|
|
{
|
|
Serial.println();
|
|
Serial.print("[WiFi] Connecting to ");
|
|
Serial.println(ssid);
|
|
|
|
WiFi.setSleep(false);
|
|
WiFi.useStaticBuffers(true);
|
|
|
|
WiFi.begin(ssid, password);
|
|
|
|
// Will try for about 10 seconds (20x 500ms)
|
|
int tryDelay = 500;
|
|
int numberOfTries = 20;
|
|
|
|
// Wait for the WiFi event
|
|
while (true)
|
|
{
|
|
switch (WiFi.status())
|
|
{
|
|
case WL_NO_SSID_AVAIL:
|
|
Serial.println("[WiFi] SSID not found");
|
|
break;
|
|
case WL_CONNECT_FAILED:
|
|
Serial.print("[WiFi] Failed - WiFi not connected! Reason: ");
|
|
return false;
|
|
break;
|
|
case WL_CONNECTION_LOST:
|
|
Serial.println("[WiFi] Connection was lost");
|
|
break;
|
|
case WL_SCAN_COMPLETED:
|
|
Serial.println("[WiFi] Scan is completed");
|
|
break;
|
|
case WL_DISCONNECTED:
|
|
Serial.println("[WiFi] WiFi is disconnected");
|
|
break;
|
|
case WL_CONNECTED:
|
|
Serial.println("[WiFi] WiFi is connected!");
|
|
Serial.print("[WiFi] IP address: ");
|
|
Serial.println(WiFi.localIP());
|
|
return true;
|
|
break;
|
|
default:
|
|
Serial.print("[WiFi] WiFi Status: ");
|
|
Serial.println(WiFi.status());
|
|
break;
|
|
}
|
|
delay(tryDelay);
|
|
|
|
if (numberOfTries <= 0)
|
|
{
|
|
Serial.print("[WiFi] Failed to connect to WiFi!");
|
|
// Use disconnect function to force stop trying to connect
|
|
WiFi.disconnect();
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
numberOfTries--;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void setup()
|
|
{
|
|
Serial.begin(115200);
|
|
delay(10);
|
|
Serial.println("PsychicHTTP Benchmark");
|
|
|
|
if (connectToWifi())
|
|
{
|
|
if(!LittleFS.begin())
|
|
{
|
|
Serial.println("LittleFS Mount Failed. Do Platform -> Build Filesystem Image and Platform -> Upload Filesystem Image from VSCode");
|
|
return;
|
|
}
|
|
|
|
//start our server
|
|
server.listen(80);
|
|
|
|
//our index
|
|
server.on("/", HTTP_GET, [](PsychicRequest *request)
|
|
{
|
|
return request->reply(200, "text/html", htmlContent);
|
|
});
|
|
|
|
//serve static files from LittleFS/www on /
|
|
server.serveStatic("/", LittleFS, "/www/");
|
|
|
|
//a websocket echo server
|
|
websocketHandler.onOpen([](PsychicWebSocketClient *client) {
|
|
client->sendMessage("Hello!");
|
|
});
|
|
websocketHandler.onFrame([](PsychicWebSocketRequest *request, httpd_ws_frame *frame) {
|
|
request->reply(frame);
|
|
return ESP_OK;
|
|
});
|
|
server.on("/ws", &websocketHandler);
|
|
|
|
//EventSource server
|
|
eventSource.onOpen([](PsychicEventSourceClient *client) {
|
|
client->send("Hello", NULL, millis(), 1000);
|
|
});
|
|
server.on("/events", &eventSource);
|
|
|
|
//api - parameters passed in via query eg. /api/endpoint?foo=bar
|
|
server.on("/api", HTTP_GET, [](PsychicRequest *request)
|
|
{
|
|
//create a response object
|
|
StaticJsonDocument<128> output;
|
|
output["msg"] = "status";
|
|
output["status"] = "success";
|
|
output["millis"] = millis();
|
|
|
|
//work with some params
|
|
if (request->hasParam("foo"))
|
|
{
|
|
String foo = request->getParam("foo")->value();
|
|
output["foo"] = foo;
|
|
}
|
|
|
|
//serialize and return
|
|
String jsonBuffer;
|
|
serializeJson(output, jsonBuffer);
|
|
return request->reply(200, "application/json", jsonBuffer.c_str());
|
|
});
|
|
}
|
|
}
|
|
|
|
unsigned long last;
|
|
void loop()
|
|
{
|
|
if (millis() - last > 1000)
|
|
{
|
|
Serial.printf("Free Heap: %d\n", esp_get_free_heap_size());
|
|
last = millis();
|
|
}
|
|
} |