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124 lines
3.2 KiB
124 lines
3.2 KiB
/*
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MDNS MODULE
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Copyright (C) 2017-2018 by Xose Pérez <xose dot perez at gmail dot com>
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*/
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// -----------------------------------------------------------------------------
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// mDNS Server
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// -----------------------------------------------------------------------------
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#if MDNS_SERVER_SUPPORT
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#include <ESP8266mDNS.h>
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#if MQTT_SUPPORT
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void _mdnsFindMQTT() {
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int count = MDNS.queryService("mqtt", "tcp");
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DEBUG_MSG_P(PSTR("[MQTT] MQTT brokers found: %d\n"), count);
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for (int i=0; i<count; i++) {
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DEBUG_MSG_P(PSTR("[MQTT] Broker at %s:%d\n"), MDNS.IP(i).toString().c_str(), MDNS.port(i));
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mqttSetBrokerIfNone(MDNS.IP(i), MDNS.port(i));
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}
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}
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#endif
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void _mdnsServerStart() {
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if (MDNS.begin(WiFi.getMode() == WIFI_AP ? APP_NAME : (char *) WiFi.hostname().c_str())) {
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DEBUG_MSG_P(PSTR("[MDNS] OK\n"));
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} else {
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DEBUG_MSG_P(PSTR("[MDNS] FAIL\n"));
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}
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}
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// -----------------------------------------------------------------------------
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void mdnsServerSetup() {
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#if WEB_SUPPORT
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MDNS.addService("http", "tcp", getSetting("webPort", WEB_PORT).toInt());
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#endif
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#if TELNET_SUPPORT
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MDNS.addService("telnet", "tcp", TELNET_PORT);
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#endif
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// Public ESPurna related txt for OTA discovery
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MDNS.addServiceTxt("arduino", "tcp", "app_name", APP_NAME);
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MDNS.addServiceTxt("arduino", "tcp", "app_version", APP_VERSION);
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MDNS.addServiceTxt("arduino", "tcp", "target_board", getBoardName());
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{
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char buffer[6];
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itoa(ESP.getFlashChipRealSize() / 1024, buffer, 10);
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MDNS.addServiceTxt("arduino", "tcp", "mem_size", (const char *) buffer);
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}
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{
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char buffer[6];
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itoa(ESP.getFlashChipSize() / 1024, buffer, 10);
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MDNS.addServiceTxt("arduino", "tcp", "sdk_size", (const char *) buffer);
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}
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{
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char buffer[6];
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itoa(ESP.getFreeSketchSpace(), buffer, 10);
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MDNS.addServiceTxt("arduino", "tcp", "free_space", (const char *) buffer);
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}
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wifiRegister([](justwifi_messages_t code, char * parameter) {
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if (code == MESSAGE_CONNECTED) {
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_mdnsServerStart();
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#if MQTT_SUPPORT
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_mdnsFindMQTT();
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#endif // MQTT_SUPPORT
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}
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if (code == MESSAGE_ACCESSPOINT_CREATED) {
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_mdnsServerStart();
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}
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});
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}
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#endif // MDNS_SERVER_SUPPORT
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// -----------------------------------------------------------------------------
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// mDNS Client
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// -----------------------------------------------------------------------------
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#if MDNS_CLIENT_SUPPORT
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#include <WiFiUdp.h>
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#include <mDNSResolver.h>
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using namespace mDNSResolver;
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WiFiUDP _mdns_udp;
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Resolver _mdns_resolver(_mdns_udp);
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String mdnsResolve(char * name) {
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if (strlen(name) == 0) return String();
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if (WiFi.status() != WL_CONNECTED) return String();
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_mdns_resolver.setLocalIP(WiFi.localIP());
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IPAddress ip = _mdns_resolver.search(name);
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if (ip == INADDR_NONE) return String(name);
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DEBUG_MSG_P(PSTR("[MDNS] '%s' resolved to '%s'\n"), name, ip.toString().c_str());
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return ip.toString();
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}
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String mdnsResolve(String name) {
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return mdnsResolve((char *) name.c_str());
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}
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void mdnsClientLoop() {
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_mdns_resolver.loop();
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}
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#endif // MDNS_CLIENT_SUPPORT
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