introduce captive portal, tidy up ap management code

This commit is contained in:
rjwats@gmail.com 2018-03-06 22:39:33 +00:00
parent beb3ff9a62
commit 82adad4746
2 changed files with 59 additions and 12 deletions

View File

@ -8,19 +8,52 @@ APSettingsService::~APSettingsService() {}
void APSettingsService::loop() {
unsigned long now = millis();
if (_manageAtMillis <= now){
manageAP();
_manageAtMillis = now + MANAGE_NETWORK_DELAY;
}
handleDNS();
}
void APSettingsService::manageAP() {
WiFiMode_t currentWiFiMode = WiFi.getMode();
if (_provisionMode == AP_MODE_ALWAYS || (_provisionMode == AP_MODE_DISCONNECTED && WiFi.status() != WL_CONNECTED)) {
if (currentWiFiMode == WIFI_OFF || currentWiFiMode == WIFI_STA){
Serial.println("Starting software access point");
WiFi.softAP(_ssid.c_str(), _password.c_str());
if (currentWiFiMode == WIFI_OFF || currentWiFiMode == WIFI_STA) {
startAP();
}
} else {
if (currentWiFiMode == WIFI_AP || currentWiFiMode == WIFI_AP_STA){
if (currentWiFiMode == WIFI_AP || currentWiFiMode == WIFI_AP_STA) {
stopAP();
}
}
}
void APSettingsService::startAP() {
Serial.println("Starting software access point");
WiFi.softAP(_ssid.c_str(), _password.c_str());
if (!_dnsServer) {
IPAddress apIp = WiFi.softAPIP();
Serial.print("Starting captive portal on ");
Serial.println(apIp);
_dnsServer = new DNSServer;
_dnsServer->start(DNS_PORT, "*", apIp);
}
}
void APSettingsService::stopAP() {
if (_dnsServer) {
Serial.println("Stopping captive portal");
_dnsServer->stop();
delete _dnsServer;
_dnsServer = NULL;
}
Serial.println("Stopping software access point");
WiFi.softAPdisconnect(true);
}
}
_manageAtMillis = now + MANAGE_NETWORK_DELAY;
}
void APSettingsService::handleDNS() {
if (_dnsServer) {
_dnsServer->processNextRequest();
}
}

View File

@ -1,6 +1,7 @@
#ifndef APSettingsConfig_h
#define APSettingsConfig_h
#include <DNSServer.h>
#include <IPAddress.h>
#include <SettingsService.h>
@ -10,6 +11,8 @@
#define AP_MODE_DISCONNECTED 1
#define AP_MODE_NEVER 2
#define DNS_PORT 53
#define AP_DEFAULT_SSID "ssid"
#define AP_DEFAULT_PASSWORD "password"
@ -33,11 +36,22 @@ class APSettingsService : public SettingsService {
private:
// access point settings
int _provisionMode;
String _ssid;
String _password;
// for the mangement delay loop
unsigned long _manageAtMillis;
// for the captive portal
DNSServer *_dnsServer;
void manageAP();
void startAP();
void stopAP();
void handleDNS();
};
#endif // end APSettingsConfig_h