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DL9SAU-TTGO-T-Beam-LoRa-APRS/src/taskWebServer.cpp

1968 wiersze
73 KiB
C++
Czysty Wina Historia

#include <list>
#include "taskWebServer.h"
#include "preference_storage.h"
#include "syslog_log.h"
//#include "PSRAMJsonDocument.h"
#include <time.h>
#include <ArduinoJson.h>
#include <esp_task_wdt.h>
#ifdef ENABLE_WIFI
/**
* @see board_build.embed_txtfiles in platformio.ini
*/
extern const char web_index_html[] asm("_binary_data_embed_index_html_out_start");
extern const char web_index_html_end[] asm("_binary_data_embed_index_html_out_end");
extern const char web_style_css[] asm("_binary_data_embed_style_css_out_start");
extern const char web_style_css_end[] asm("_binary_data_embed_style_css_out_end");
extern const char web_js_js[] asm("_binary_data_embed_js_js_out_start");
extern const char web_js_js_end[] asm("_binary_data_embed_js_js_out_end");
// Variable needed to send beacon from html page
extern bool manBeacon;
// KISS-friendly serial logging
extern void do_serial_println(const String &);
// Variable to show AP status
extern uint8_t WIFI_DISABLED;
extern uint8_t WIFI_SEARCHING_FOR_AP;
extern uint8_t WIFI_CONNECTED_TO_AP;
extern uint8_t WIFI_NOT_CONNECTED_TO_AP;
extern int8_t WIFI_RUNNING_AS_AP;
extern int8_t wifi_connection_status;
extern String wifi_ModeAP_SSID;
extern String wifi_ModeAP_PASS;
String wifi_ModeAP_PASS_default = "xxxxxxxxxx";
// AP Array, currently max 9 APs possible (plus 1 with SSID Self-AP with password)
#define MAX_AP_CNT 10 // max number of possible APs
extern struct AccessPoint APs[MAX_AP_CNT];
extern int apcnt;
// for displaying wifi status
extern String oled_wifi_SSID_curr;
extern String oled_wifi_PASS_curr;
extern String oled_wifi_IP_curr;
extern int8_t wifi_txpwr_mode_AP;
extern int8_t wifi_txpwr_mode_STA;
extern bool tncServer_enabled;
extern bool gpsServer_enabled;
extern boolean wifi_do_fallback_to_mode_AP;
extern String buildnr;
// For APRS-IS connection
extern String to_aprsis_data;
extern boolean aprsis_enabled;
extern String aprsis_host;
extern uint16_t aprsis_port;
extern String aprsis_filter;
extern String aprsis_callsign;
extern String aprsis_password;
extern uint8_t aprsis_data_allow_inet_to_rf;
extern String MY_APRS_DEST_IDENTIFYER;
extern int lora_digipeating_mode;
extern int tx_own_beacon_from_this_device_or_fromKiss__to_frequencies;
extern uint8_t usb_serial_data_type;
extern double lora_freq_rx_curr;
extern boolean lora_tx_enabled;
extern String aprsLatPreset;
extern String aprsLonPreset;
extern String aprsPresetShown;
// last line of display, Sat & Batt Info
extern String OledLine1;
extern String OledLine2;
extern String OledLine3;
extern String OledLine4;
extern String OledLine5;
extern char src_call_blacklist;
QueueHandle_t webListReceivedQueue = nullptr;
std::list <tReceivedPacketData*> receivedPackets;
const int MAX_RECEIVED_LIST_SIZE = 50;
// last i/o to aprsis-connection (needed for anti-idle timer)
uint32_t t_aprsis_lastRXorTX = 0L;
// needed for aprsis igate functionality
String aprsis_status = "Disconnected";
// aprsis 3rd party traffic encoding
String generate_third_party_packet(String, String);
void do_send_status_message_about_reboot_to_aprsis();
#ifdef T_BEAM_V1_0
void do_send_status_message_about_shutdown_to_aprsis();
#endif
#ifdef KISS_PROTOCOL
extern void sendToTNC(const String &);
#endif
extern uint8_t txPower;
extern double lora_freq;
extern ulong lora_speed;
extern uint8_t txPower_cross_digi;
extern ulong lora_speed_cross_digi;
extern double lora_freq_cross_digi;
extern void loraSend(byte, float, ulong, uint8_t , const String &);
extern void load_preferences_from_flash(void);
extern void setup_phase2_soft_reconfiguration(boolean);
extern int save_to_file(const String &, const char *, const String &);
IPAddress IP_NULL(0,0,0,0);
IPAddress IP_SUBNET_NULL(0,0,0,0);
IPAddress IP_GATEWAY_NULL(0,0,0,0);
// APRS-IS status message (about connection reset or our rboot)
extern boolean send_status_message_to_aprsis;
String aprsis_time_last_successful_connect = "";
int aprsis_connect_tries = 0;
extern char gps_time_s[];
String aprs_callsign;
// keep config stored in this global variable
extern String preferences_as_jsonData;
String wifi_config_as_jsonData;
WebServer server(80);
#ifdef KISS_PROTOCOL
WiFiServer tncServer(NETWORK_TNC_PORT);
#endif
WiFiServer gpsServer(NETWORK_GPS_PORT);
// APRSIS connection
WiFiClient aprsis_client;
#ifdef ENABLE_SYSLOG
// A UDP instance to let us send and receive packets over UDP
WiFiUDP udpClient;
// Create a new empty syslog instance
Syslog syslog(udpClient, SYSLOG_PROTO_IETF);
#endif
#ifdef T_BEAM_V1_0
#include <axp20x.h>
extern AXP20X_Class axp;
#endif
void sendCacheHeader() { server.sendHeader("Cache-Control", "max-age=3600"); }
void sendGzipHeader() { server.sendHeader("Content-Encoding", "gzip"); }
String jsonEscape(String s){
const char *p = s.c_str();
String s_out;
for (; *p; p++) {
char buf[7] = ""; // room for "<0x01>" + \0 == 7
switch (*p) {
case '\\':
strcpy(buf, "\\\\");
break;
case '\"':
strcpy(buf, "\\\"");
break;
default:
if (*p < 0x20 || *p == '\x7f') {
sprintf(buf, "<0x%2.2x>", *p);
} else {
sprintf(buf, "%c", *p);
}
}
s_out += String(buf);
}
return s_out;
}
String jsonLineFromPreferenceString(const char *preferenceName, bool last=false){
return String("\"") + preferenceName + "\":\"" + jsonEscape(preferences.getString(preferenceName, "")) + (last ? + R"(")" : + R"(",)");
}
String jsonLineFromPreferenceBool(const char *preferenceName, bool last=false){
return String("\"") + preferenceName + "\":" + (preferences.getBool(preferenceName) ? "true" : "false") + (last ? + R"()" : + R"(,)");
}
String jsonLineFromPreferenceInt(const char *preferenceName, bool last=false){
return String("\"") + preferenceName + "\":" + (preferences.getInt(preferenceName)) + (last ? + R"()" : + R"(,)");
}
String jsonLineFromPreferenceDouble(const char *preferenceName, bool last=false){
return String("\"") + preferenceName + "\":" + String(preferences.getDouble(preferenceName),4) + (last ? + R"()" : + R"(,)");
}
String jsonLineFromString(const char *name, const char *value, bool last=false){
return String("\"") + name + "\":\"" + jsonEscape(value) + "\"" + (last ? + R"()" : + R"(,)");
}
String jsonLineFromInt(const char *name, const int value, bool last=false){
return String("\"") + name + "\":" + String(value) + (last ? + R"()" : + R"(,)");
}
String jsonLineFromDouble(const char *name, const double value, bool last=false){
return String("\"") + name + "\":" + String(value, 4) + (last ? + R"()" : + R"(,)");
}
void handle_NotFound(){
sendCacheHeader();
server.send(404, "text/plain", "Not found");
}
void handle_Index() {
sendGzipHeader();
server.send_P(200, "text/html", web_index_html, web_index_html_end - web_index_html);
}
void handle_Style() {
sendCacheHeader();
sendGzipHeader();
server.send_P(200, "text/css", web_style_css, web_style_css_end - web_style_css);
}
void handle_Js() {
sendCacheHeader();
sendGzipHeader();
server.send_P(200, "text/javascript", web_js_js, web_js_js_end-web_js_js);
}
void handle_ScanWifi() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: handle_ScanWifi()"));
#endif
do_serial_println("WebServer: WebServer: handle_ScanWifi()");
String listResponse = R"(<label for="networks_found_list">Networks found:</label><select class="u-full-width" id="networks_found_list">)";
int n = WiFi.scanNetworks();
listResponse += "<option value=\"\">Select Network</option>";
for (int i = 0; i < n; ++i) {
listResponse += "<option value=\""+WiFi.SSID(i)+"\">" + WiFi.SSID(i) + "</option>";
}
listResponse += "</select>";
server.send(200,"text/html", listResponse);
}
void handle_SaveWifiCfg() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: handle_SaveWifiCfg()"));
#endif
do_serial_println("WebServer: WebServer: handle_WifiCfg()");
if (!server.hasArg(PREF_WIFI_SSID) || !server.hasArg(PREF_WIFI_PASSWORD) || !server.hasArg(PREF_AP_PASSWORD)){
server.send(500, "text/plain", "Invalid request, make sure all fields are set");
return;
}
// Mode STA:
if (!server.arg(PREF_WIFI_SSID).length()){
server.send(403, "text/plain", "Empty SSID");
return;
} else {
// Update SSID
preferences.putString(PREF_WIFI_SSID, server.arg(PREF_WIFI_SSID));
do_serial_println("WiFi: Updated remote SSID: " + server.arg(PREF_WIFI_SSID));
}
if (server.arg(PREF_WIFI_PASSWORD)!="*" && server.arg(PREF_WIFI_PASSWORD).length()>0 && server.arg(PREF_WIFI_PASSWORD).length()<8){
server.send(403, "text/plain", "WiFi Password must be minimum 8 character");
return;
} else {
if (server.arg(PREF_WIFI_PASSWORD)!="*") {
// Update WiFi password
preferences.putString(PREF_WIFI_PASSWORD, server.arg(PREF_WIFI_PASSWORD));
do_serial_println("WiFi: Updated remote PASS: " + server.arg(PREF_WIFI_PASSWORD));
}
}
if (server.hasArg(PREF_WIFI_TXPWR_MODE_STA)) {
// Web chooser min, low, mid, high, max
// We'll use "min", "low", "mid", "high", "max" -> 2dBm (1.5mW) -> 8, 11dBm (12mW) -> 44, 15dBm (32mW) -> 60, 18dBm (63mW) ->72, 20dBm (100mW) ->80
int8_t choosed = server.arg(PREF_WIFI_TXPWR_MODE_STA).toInt();
if (choosed < 0) choosed = 8;
else if (choosed > 84) choosed = 84;
preferences.putInt(PREF_WIFI_TXPWR_MODE_STA, choosed);
}
// Mode AP:
if (server.arg(PREF_AP_PASSWORD)!="*" && server.arg(PREF_AP_PASSWORD).length()<8){
server.send(403, "text/plain", "AP Password must be minimum 8 character");
return;
} else {
if (server.arg(PREF_AP_PASSWORD)!="*") {
// Update AP password
preferences.putString(PREF_AP_PASSWORD, server.arg(PREF_AP_PASSWORD));
do_serial_println("WiFi: Updated local AP PASS: " + server.arg(PREF_AP_PASSWORD));
}
}
preferences.putBool(PREF_WIFI_STA_ALLOW_FAILBACK_TO_MODE_AP_AFTER_ONCE_CONNECTED, server.hasArg(PREF_WIFI_STA_ALLOW_FAILBACK_TO_MODE_AP_AFTER_ONCE_CONNECTED));
if (server.hasArg(PREF_WIFI_TXPWR_MODE_AP)) {
// Web chooser min, low, mid, high, max
// We'll use "min", "low", "mid", "high", "max" -> 2dBm (1.5mW) -> 8, 11dBm (12mW) -> 44, 15dBm (32mW) -> 60, 18dBm (63mW) ->72, 20dBm (100mW) ->80
int8_t choosed = server.arg(PREF_WIFI_TXPWR_MODE_AP).toInt();
if (choosed < 0) choosed = 8;
else if (choosed > 84) choosed = 84;
preferences.putInt(PREF_WIFI_TXPWR_MODE_AP, choosed);
}
if (server.hasArg(PREF_WIFI_ENABLE))
preferences.putInt(PREF_WIFI_ENABLE, server.arg(PREF_WIFI_ENABLE).toInt());
preferences.putBool(PREF_TNCSERVER_ENABLE, server.hasArg(PREF_TNCSERVER_ENABLE));
preferences.putBool(PREF_GPSSERVER_ENABLE, server.hasArg(PREF_GPSSERVER_ENABLE));
String s = "";
if (server.hasArg(PREF_NTP_SERVER) && server.arg(PREF_NTP_SERVER).length()) {
s = server.arg(PREF_NTP_SERVER);
s.trim();
preferences.putString(PREF_NTP_SERVER, s);
}
if (server.hasArg(PREF_SYSLOG_SERVER) && server.arg(PREF_SYSLOG_SERVER).length()) {
s = server.arg(PREF_SYSLOG_SERVER);
s.trim();
preferences.putString(PREF_SYSLOG_SERVER, s);
}
// runtime reconfiguration with changed settings
load_preferences_from_flash();
setup_phase2_soft_reconfiguration(1);
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
}
void handle_Reboot() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("WebServer: Reboot Request -> Rebooting..."));
#endif
Serial.println("WebServer: Reboot Request -> Rebooting...");
do_send_status_message_about_reboot_to_aprsis();
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
server.close();
ESP.restart();
}
void handle_Beacon() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: Button manual beacon pressed."));
#endif
do_serial_println("WebServer: WebServer: Button manual beacon pressed.");
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
manBeacon=true;
}
void handle_Shutdown() {
#ifdef T_BEAM_V1_0
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("WebServer: Shutdown Request -> Shutdown..."));
#endif
Serial.println("WebServer: Shutdown Request -> Shutdown...");
server.send(200,"text/html", "Shutdown");
do_send_status_message_about_shutdown_to_aprsis();
axp.setChgLEDMode(AXP20X_LED_OFF);
axp.shutdown();
#else
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("WebServer: Shutdown Request. Your device does not support this. Canceled!"));
#endif
do_serial_println("WebServer: Shutdown Request -> Your device does not support this. Canceled!");
server.send(404,"text/html", "Not supported");
#endif
}
void handle_Restore() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("WebServer: Reset Reqeust -> Reseting preferences and rebooting..."));
#endif
Serial.println("WebServer: Reset Requet -> Reseting preferences and rebooting...");
do_send_status_message_about_reboot_to_aprsis();
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
preferences.clear();
preferences.end();
ESP.restart();
}
void refill_preferences_as_jsonData()
{
String s_tmp;
String s = "{";
s = "\n " + String("\"") + PREF_WIFI_PASSWORD + "\": \"" + jsonEscape((preferences.getString(PREF_WIFI_PASSWORD, "").isEmpty() ? String("") : "*")) + R"(",)";
s = "\n " + String("\"") + PREF_AP_PASSWORD + "\": \"" + jsonEscape((preferences.getString(PREF_AP_PASSWORD, "").isEmpty() ? String("") : "*")) + R"(",)";
s = s + "\n " + jsonLineFromPreferenceInt(PREF_WIFI_ENABLE);
s = s + "\n " + jsonLineFromPreferenceString(PREF_WIFI_SSID);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_WIFI_STA_ALLOW_FAILBACK_TO_MODE_AP_AFTER_ONCE_CONNECTED);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_WIFI_TXPWR_MODE_AP);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_WIFI_TXPWR_MODE_STA);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_TNCSERVER_ENABLE);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_GPSSERVER_ENABLE);
s = s + "\n " + jsonLineFromPreferenceString(PREF_NTP_SERVER);
s = s + "\n " + jsonLineFromPreferenceString(PREF_SYSLOG_SERVER);
s = s + "\n " + jsonLineFromPreferenceDouble(PREF_LORA_FREQ_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_SPEED_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_RX_ENABLE);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_TX_ENABLE);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_TX_POWER);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_AUTOMATIC_CR_ADAPTION_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_ADD_SNR_RSSI_TO_PATH_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_ADD_SNR_RSSI_TO_PATH_END_AT_KISS_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_DIGIPEATING_MODE_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_CROSS_DIGIPEATING_MODE_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_TX_BEACON_AND_KISS_TO_FREQUENCIES_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_TX_BEACON_AND_KISS_TO_APRSIS_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_LORA_TX_STATUSMESSAGE_TO_APRSIS_PRESET);
s = s + "\n " + jsonLineFromPreferenceDouble(PREF_LORA_FREQ_CROSSDIGI_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_SPEED_CROSSDIGI_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_TX_POWER_CROSSDIGI_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_LORA_RX_ON_FREQUENCIES_PRESET);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_CALLSIGN);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_RELAY_PATH);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_SYMBOL_TABLE);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_SYMBOL);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_COMMENT);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_LATITUDE_PRESET);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_LONGITUDE_PRESET);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRS_SENDER_BLACKLIST);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_MIN_INTERVAL_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_MAX_INTERVAL_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_MIN_SPEED_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_MAX_SPEED_PRESET);
s = s + "\n " + jsonLineFromPreferenceDouble(PREF_APRS_SB_ANGLE_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_TURN_SLOPE_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_SB_TURN_TIME_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_SHOW_BATTERY);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_FIXED_BEACON_PRESET);
//s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_SHOW_ALTITUDE);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRS_ALTITUDE_RATIO);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_ALWAYS_SEND_CSE_SPEED_AND_ALTITUDE);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_GPS_EN);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_ACCEPT_OWN_POSITION_REPORTS_VIA_KISS);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_GPS_ALLOW_SLEEP_WHILE_KISS);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_ENABLE_TNC_SELF_TELEMETRY);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_TNC_SELF_TELEMETRY_INTERVAL);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_TNC_SELF_TELEMETRY_MIC);
s = s + "\n " + jsonLineFromPreferenceString(PREF_TNC_SELF_TELEMETRY_PATH);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_DEV_OL_EN);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_SHOW_CMT);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRS_COMMENT_RATELIMIT_PRESET);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_DEV_BT_EN);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_USBSERIAL_DATA_TYPE);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_SHOW_RX_TIME);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_DEV_AUTO_SHUT);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_AUTO_SHUT_PRESET);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_REBOOT_INTERVAL);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_SHOW_OLED_TIME);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_CPU_FREQ);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_DEV_UNITS);
s = s + "\n " + jsonLineFromPreferenceBool(PREF_APRSIS_EN);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRSIS_SERVER_NAME);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRSIS_SERVER_PORT);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRSIS_FILTER);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRSIS_CALLSIGN);
s = s + "\n " + jsonLineFromPreferenceString(PREF_APRSIS_PASSWORD);
s = s + "\n " + jsonLineFromPreferenceInt(PREF_APRSIS_ALLOW_INET_TO_RF);
s = s + "\n " + jsonLineFromDouble("lora_freq_rx_curr", lora_freq_rx_curr);
s = s + "\n " + jsonLineFromString("aprsis_status", aprsis_status.c_str());
s = s + "\n " + jsonLineFromInt("FreeHeap", ESP.getFreeHeap());
s = s + "\n " + jsonLineFromInt("HeapSize", ESP.getHeapSize());
s = s + "\n " + jsonLineFromInt("FreeSketchSpace", ESP.getFreeSketchSpace());
s = s + "\n " + jsonLineFromInt("PSRAMSize", ESP.getPsramSize());
s = s + "\n " + jsonLineFromInt("PSRAMFree", ESP.getFreePsram());
s_tmp = aprsLatPreset + " " + aprsLonPreset + " [" + (aprsPresetShown == "" ? "GPS" : aprsPresetShown) + "]";
s = s + jsonLineFromString("curPos", s_tmp.c_str());
s = s + "\n " + jsonLineFromInt("UptimeMinutes", millis()/1000/60);
s = s + "\n " + jsonLineFromString("OledLine1", OledLine1.c_str());
s = s + "\n " + jsonLineFromString("OledLine2", OledLine2.c_str());
s = s + "\n " + jsonLineFromString("OledLine3", OledLine3.c_str());
s_tmp = String(OledLine4); s_tmp.replace("\xF7", "°");
s = s + "\n " + jsonLineFromString("OledLine4", s_tmp.c_str());
s = s + "\n " + jsonLineFromString("OledLine5", OledLine5.c_str(), true);
s += "\n}";
// Store copy of jsonData in our global variable
preferences_as_jsonData = String(s);
}
void handle_saveCfg2FS() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: Button save Config to Filesystem pressed."));
do_serial_println("WebServer: Button save Config to Filesystem pressed.");
#endif
refill_preferences_as_jsonData();
if (!preferences_as_jsonData.isEmpty()) {
// Launches SPIFFS file system
save_to_file("Webserver", "/preferences.cfg", preferences_as_jsonData);
}
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
}
void handle_Cfg() {
refill_preferences_as_jsonData();
server.send(200,"application/json", preferences_as_jsonData);
}
void fill_wifi_config_as_jsonData() {
int pos;
String s = "{\n \"AP\": [\n";
if (apcnt) {
for (pos = 0 ; pos < apcnt; pos++) {
s += " {\n ";
s = s + "\"SSID\": \"" + jsonEscape(String(APs[pos].ssid)) + "\"" + "\n";
s += " ";
s = s + "\"password\": \"" + jsonEscape(String(APs[pos].pw)) + "\"" + "\n";
if (!pos) {
s += " ";
s += "\"prio\": 1\n";
}
s += " }";
if (pos < apcnt-1)
s += ",";
s += "\n";
}
} else {
s += " {\n ";
s = s + "\"SSID\": \"" + jsonEscape(preferences.getString(PREF_WIFI_PASSWORD, "")) + "\",\n";
s += " ";
s = s + "\"password\": \"" + jsonEscape(preferences.getString(PREF_WIFI_PASSWORD, "")) + "\"\n";
s += " }\n";
}
s += " ],\n\n";
s = s + " \"SelfAP_PW\": \"" + jsonEscape(preferences.getString(PREF_AP_PASSWORD)) + "\"\n";
s += "}\n";
wifi_config_as_jsonData = String(s);
}
void handle_saveWifi2FS() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: Button save WifiConfig to Filesystem pressed."));
do_serial_println("WebServer: Button save WifiConfig to Filesystem pressed.");
#endif
fill_wifi_config_as_jsonData();
if (!wifi_config_as_jsonData.isEmpty()) {
// Launches SPIFFS file system
save_to_file("Webserver", "/wifi.cfg", wifi_config_as_jsonData);
}
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
}
void handle_WifiCfg() {
fill_wifi_config_as_jsonData();
server.send(200,"application/json", wifi_config_as_jsonData);
}
void handle_ReceivedList() {
// DynamicJsonDocument: heap size problem? *500 is too small (json array will be truncated if received list tends tot 50 entries;
// *1000 results in '{}' on TTGO t-beam (while it's correct on TTGO lora32)
// -> Better not rely on complex functions that may not work as expected. We already have that simple and
// -> ifdef notdef ;)
#ifdef notdef
//PSRAMJsonDocument doc(MAX_RECEIVED_LIST_SIZE * 1000);
DynamicJsonDocument doc(MAX_RECEIVED_LIST_SIZE * 1000);
JsonObject root = doc.to<JsonObject>();
auto received = root.createNestedArray("received");
for (auto element: receivedPackets){
char buf[64];
strftime(buf, 64, "%Y-%m-%d %H:%M:%S", &element->rxTime);
auto packet_data = received.createNestedObject();
packet_data["time"] = String(buf);
packet_data["packet"] = element->packet->c_str();
packet_data["rssi"] = element->RSSI;
packet_data["snr"] = element->SNR;
}
server.send(200,"application/json", doc.as<String>());
#else
String jsonData = "{\"received\":[";
boolean first_entry = true;
for (auto element: receivedPackets) {
char buf[64];
strftime(buf, 64, "%Y-%m-%d %H:%M:%S", &element->rxTime);
if (first_entry) {
jsonData += "{";
first_entry = false;
} else {
jsonData += ",{";
}
jsonData += jsonLineFromString("time", buf);
jsonData += jsonLineFromString("packet", element->packet->c_str());
jsonData += jsonLineFromInt("rssi", element->RSSI);
jsonData += jsonLineFromInt("snr", element->SNR, true);
jsonData += "}";
}
jsonData += "]}";
server.send(200,"application/json", jsonData);
#endif
}
void store_lat_long(float f_lat, float f_long) {
char buf[13];
int i_deg = (int ) (f_lat < 0 ? (f_lat*-1) : f_lat);
float f_min = ((f_lat < 0 ? f_lat*-1 : f_lat) -((int ) i_deg))*60.0;
if (f_min > 59.99995) { f_min = 0.0; i_deg++; };
if (i_deg >= 180) { i_deg = 179; f_min = 59.9999; };
sprintf(buf, "%2.2d-%07.4f%c", i_deg, f_min, f_lat < 0 ? 'S' : 'N');
preferences.putString(PREF_APRS_LATITUDE_PRESET, String(buf));
i_deg = (int ) (f_long < 0 ? (f_long*-1) : f_long);
f_min = ((f_long < 0 ? f_long*-1 : f_long) -((int ) i_deg))*60.0;
if (f_min > 59.99995) { f_min = 0.0; i_deg++; };
if (i_deg >= 90) { i_deg = 89; f_min = 59.9999; };
sprintf(buf, "%3.3d-%07.4f%c", i_deg, f_min, f_long < 0 ? 'W' : 'E');
preferences.putString(PREF_APRS_LONGITUDE_PRESET, String(buf));
}
boolean is_locator(String s) {
int i = s.length();
if ((i % 2) || i < 6)
return false;
const char *p = s.c_str();
if (*p < 'A' || p[1] > 'R')
return false;
p += 2;
while (*p) {
if (*p < '0' || p[1] > '9')
return false;
p += 2;
if (!*p) return true;
if (*p < 'A' || p[1] > 'X')
return false;
p += 2;
}
return true;
}
void compute_locator(String s)
{
float f_long, f_lat;
const char *p = s.c_str();
int s_len = s.length();
f_long = (-9 + p[0]-'A') * 10 + p[2]-'0';
p = p+4;
uint32_t divisor = 1;
while (p-s.c_str() < s_len) {
if (*p >= 'A' && *p <= 'Z') {
divisor *= 24;
f_long = f_long + (*p-'A')/(float ) divisor;
} else {
divisor *= 10;
f_long = f_long + (p[0]-'0')/(float ) divisor;
}
p = p+2;
}
f_long = f_long *2.0;
p = s.c_str() + 1;
f_lat = (-9 + p[0]-'A') * 10 + p[2]-'0';
p = p+4;
divisor = 1;
while (p-s.c_str() < s_len) {
if (*p >= 'A' && *p <= 'Z') {
divisor *= 24;
f_lat = f_lat + (*p-'A')/(float ) divisor;
} else {
divisor *= 10;
f_lat = f_lat + (*p-'0')/(float ) divisor;
}
p = p+2;
}
store_lat_long(f_lat, f_long);
}
void set_lat_long(String s_lat, String s_long) {
/* Valid notations:
53 14 59 N
53 14 59.1 N
-53 14 59
53 15
53 14.983
53-14.983
53-14.983 N
53-14,983 N
53° 14.983
53° 14.983'
53° 14' 59"
53° 14' 59.999"
53.2500
5314.98 // aprs notation. pos value 2-3 < 60.
JO62QN10
Invalid notations:
-53 14 59 N
5375 // -> No, not 53° 45".
53 -14.0 N
53.25.01 N
53,25.01 N
91 N
537 N (-> is it 53° 7min or 5° 37min ?)
1301 E (deg in aprs notation is always len 3 (and 0<=x<180))
3194.98 // deg*60 + minutes == (53 *60 + 14.983)
5399.99 N
185 E (instead of writing 175 W)
11h55min ;)
*/
float f_lat = 0.0f;
float f_long = 0.0f;
int curr_long = 0;
// If notation min ' sec "" is used, then sec has to follow min
if (s_lat.indexOf("\"") > -1 && (s_lat.indexOf("\"") == -1 || s_lat.indexOf("\"") < s_lat.indexOf("'"))) goto out;
if (s_long.indexOf("\"") > -1 && (s_long.indexOf("\"") == -1 || s_long.indexOf("\"") < s_long.indexOf("'"))) goto out;
s_lat.toUpperCase(); s_lat.trim(); s_lat.replace("DEG", "-"); s_lat.replace("'", ""); s_lat.replace("\"", "");
s_long.toUpperCase(); s_long.trim(); s_long.replace("DEG", "-"); s_long.replace("'", ""); s_long.replace("\"", "");
if (s_long.isEmpty()) {
if (s_lat.isEmpty())
goto out;
if (is_locator(s_lat)) {
compute_locator(s_lat);
return;
}
} else {
if (is_locator(s_long)) {
compute_locator(s_long);
return;
}
}
char buf[64];
for (curr_long = 0; curr_long < 2; curr_long++) {
float f_degree = 0.0f;
boolean is_negative = false;
strncpy(buf, (curr_long == 0) ? s_lat.c_str() : s_long.c_str(), sizeof(buf)-1);
buf[sizeof(buf)-1] = 0;
char *p = buf;
char c = p[strlen(p)-1];
char *q;
if (c >= '0' && c <= '9') {
if (*p == '-') {
is_negative = 1;
p = p+1;
while (*p && *p == ' ') p++;
}
} else if ((curr_long == 0 && (c == 'N' || c == 'S')) || (curr_long == 1 && (c == 'E' || c == 'W'))) {
if (c == 'S' || c == 'W')
is_negative = 1;
buf[strlen(buf)-1] = 0;
q = buf + strlen(buf)-1;
while(q > p && *q == ' ')
q--;
} else goto out;
if (!*p) goto out;
// Notations like position 53-02.13 N
if ((q = strchr(p, '-')))
*q = ' ';
if (!isdigit(*p))
goto out;
if ((q = strchr(p, '.')) || (q = strchr(p, ','))) {
*q++ = '.';
while (*q && isdigit(*q))
q++;
*q = 0;
}
if ((q = strchr(p, ' '))) {
float f_minute = 0.0f;
while (*q && *q == ' ')
*q++ = 0;
char *r = strchr(q, ' ');
if (r) {
while (*r && *r == ' ')
*r++ = 0;
if (*r) {
char *s = strchr(r, ' ');
if (s) *s = 0;
float f_seconds = atof(r);
if (f_seconds < 0 || f_seconds >= 60)
goto out;
f_minute = f_seconds / 60.0;
}
}
f_minute = atof(q) + f_minute;
if (f_minute > 60.0)
goto out;
f_degree = f_minute / 60.0;
} else {
// dd.nnnn, or aprs notation ddmm.nn (latt) / dddmm.nn (long)
if (strlen(p) == (curr_long ? 8 : 7)) {
q = p + (curr_long ? 3 : 2);
if (q[2] == '.') {
// atof of mm.nn. dd part comes later
f_degree = atof(q) / 60.0;
if (f_degree >= 1.0)
goto out;
// cut after dd
*q = 0;
}
}
}
f_degree = atof(p) + f_degree;
if (f_degree < 0 || f_degree > (curr_long == 1 ? 180 : 90))
goto out;
if (is_negative) f_degree *= -1;
if (curr_long == 0)
f_lat = f_degree;
else
f_long = f_degree;
}
out:
store_lat_long(f_lat, f_long);
}
void handle_SaveAPRSCfg() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: handle_SaveAPPRSCfg()"));
#endif
do_serial_println("WebServer: WebServer: handle_SaveAPRSCfg()");
// LoRa settings
if (server.hasArg(PREF_LORA_FREQ_PRESET)){
preferences.putDouble(PREF_LORA_FREQ_PRESET, server.arg(PREF_LORA_FREQ_PRESET).toDouble());
}
if (server.hasArg(PREF_LORA_SPEED_PRESET)){
preferences.putInt(PREF_LORA_SPEED_PRESET, server.arg(PREF_LORA_SPEED_PRESET).toInt());
}
preferences.putBool(PREF_LORA_RX_ENABLE, server.hasArg(PREF_LORA_RX_ENABLE));
preferences.putBool(PREF_LORA_TX_ENABLE, server.hasArg(PREF_LORA_TX_ENABLE));
if (server.hasArg(PREF_LORA_TX_POWER)) {
preferences.putInt(PREF_LORA_TX_POWER, server.arg(PREF_LORA_TX_POWER).toInt());
}
preferences.putBool(PREF_LORA_AUTOMATIC_CR_ADAPTION_PRESET, server.hasArg(PREF_LORA_AUTOMATIC_CR_ADAPTION_PRESET));
if (server.hasArg(PREF_LORA_ADD_SNR_RSSI_TO_PATH_PRESET)){
preferences.putInt(PREF_LORA_ADD_SNR_RSSI_TO_PATH_PRESET, server.arg(PREF_LORA_ADD_SNR_RSSI_TO_PATH_PRESET).toInt());
}
preferences.putBool(PREF_LORA_ADD_SNR_RSSI_TO_PATH_END_AT_KISS_PRESET, server.hasArg(PREF_LORA_ADD_SNR_RSSI_TO_PATH_END_AT_KISS_PRESET));
if (server.hasArg(PREF_APRS_DIGIPEATING_MODE_PRESET)){
preferences.putInt(PREF_APRS_DIGIPEATING_MODE_PRESET, server.arg(PREF_APRS_DIGIPEATING_MODE_PRESET).toInt());
}
if (server.hasArg(PREF_APRS_CROSS_DIGIPEATING_MODE_PRESET)){
preferences.putInt(PREF_APRS_CROSS_DIGIPEATING_MODE_PRESET, server.arg(PREF_APRS_CROSS_DIGIPEATING_MODE_PRESET).toInt());
}
if (server.hasArg(PREF_LORA_TX_BEACON_AND_KISS_TO_FREQUENCIES_PRESET)) {
preferences.putInt(PREF_LORA_TX_BEACON_AND_KISS_TO_FREQUENCIES_PRESET, server.arg(PREF_LORA_TX_BEACON_AND_KISS_TO_FREQUENCIES_PRESET).toInt());
}
preferences.putBool(PREF_LORA_TX_BEACON_AND_KISS_TO_APRSIS_PRESET, server.hasArg(PREF_LORA_TX_BEACON_AND_KISS_TO_APRSIS_PRESET));
preferences.putBool(PREF_LORA_TX_STATUSMESSAGE_TO_APRSIS_PRESET, server.hasArg(PREF_LORA_TX_STATUSMESSAGE_TO_APRSIS_PRESET));
if (server.hasArg(PREF_LORA_FREQ_CROSSDIGI_PRESET)){
preferences.putDouble(PREF_LORA_FREQ_CROSSDIGI_PRESET, server.arg(PREF_LORA_FREQ_CROSSDIGI_PRESET).toDouble());
}
if (server.hasArg(PREF_LORA_SPEED_CROSSDIGI_PRESET)){
preferences.putInt(PREF_LORA_SPEED_CROSSDIGI_PRESET, server.arg(PREF_LORA_SPEED_CROSSDIGI_PRESET).toInt());
}
if (server.hasArg(PREF_LORA_TX_POWER_CROSSDIGI_PRESET)) {
preferences.putInt(PREF_LORA_TX_POWER_CROSSDIGI_PRESET, server.arg(PREF_LORA_TX_POWER_CROSSDIGI_PRESET).toInt());
}
if (server.hasArg(PREF_LORA_RX_ON_FREQUENCIES_PRESET)) {
preferences.putInt(PREF_LORA_RX_ON_FREQUENCIES_PRESET, server.arg(PREF_LORA_RX_ON_FREQUENCIES_PRESET).toInt());
}
// APRS station settings
if (server.hasArg(PREF_APRS_CALLSIGN) && !server.arg(PREF_APRS_CALLSIGN).isEmpty()){
String s = server.arg(PREF_APRS_CALLSIGN); s.trim();
preferences.putString(PREF_APRS_CALLSIGN, s);
}
if (server.hasArg(PREF_APRS_SYMBOL_TABLE) && !server.arg(PREF_APRS_SYMBOL_TABLE).isEmpty()){
preferences.putString(PREF_APRS_SYMBOL_TABLE, server.arg(PREF_APRS_SYMBOL_TABLE));
}
if (server.hasArg(PREF_APRS_SYMBOL) && !server.arg(PREF_APRS_SYMBOL).isEmpty()){
preferences.putString(PREF_APRS_SYMBOL, server.arg(PREF_APRS_SYMBOL));
}
if (server.hasArg(PREF_APRS_RELAY_PATH)){
String s = server.arg(PREF_APRS_RELAY_PATH);
s.toUpperCase(); s.trim(); s.replace(" ", ","); s.replace(",,", ",");
if (s.endsWith("WIDE1") || s.endsWith("WIDE2")) s = s + "-1";
if (s.indexOf("WIDE1,") > -1) s.replace("WIDE1,", "WIDE1-1,");
if (s.indexOf("WIDE2,") > -1) s.replace("WIDE2,", "WIDE2-1,");
// Avoid wrong paths like WIDE2-1,WIDE1-1
if (! ( s.indexOf("WIDE1") > s.indexOf("WIDE") || s.indexOf("WIDE-") > -1 || s.startsWith("RFONLY,WIDE") || s.startsWith("NOGATE,WIDE") || s.indexOf("*") > -1 ))
preferences.putString(PREF_APRS_RELAY_PATH, s);
}
if (server.hasArg(PREF_APRS_COMMENT)){
preferences.putString(PREF_APRS_COMMENT, server.arg(PREF_APRS_COMMENT));
}
set_lat_long(server.hasArg(PREF_APRS_LATITUDE_PRESET) ? server.arg(PREF_APRS_LATITUDE_PRESET) : String(""), server.hasArg(PREF_APRS_LONGITUDE_PRESET) ? server.arg(PREF_APRS_LONGITUDE_PRESET) : String(""));
//if (server.hasArg(PREF_APRS_LATITUDE_PRESET)){
////preferences.putString(PREF_APRS_LATITUDE_PRESET, server.arg(PREF_APRS_LATITUDE_PRESET));
//String s_lat = latORlon(server.arg(PREF_APRS_LATITUDE_PRESET), 0);
//if (s_lat.length() == 8)
//preferences.putString(PREF_APRS_LATITUDE_PRESET, s_lat);
//}
//if (server.hasArg(PREF_APRS_LONGITUDE_PRESET)){
////preferences.putString(PREF_APRS_LONGITUDE_PRESET, server.arg(PREF_APRS_LONGITUDE_PRESET));
//String s_lon = latORlon(server.arg(PREF_APRS_LONGITUDE_PRESET), 1);
//if (s_lon.length() == 9)
//preferences.putString(PREF_APRS_LONGITUDE_PRESET, s_lon);
//}
if (server.hasArg(PREF_APRS_SENDER_BLACKLIST)){
String s = server.arg(PREF_APRS_SENDER_BLACKLIST);
s.toUpperCase(); s.trim(); s.replace(" ", ","); s.replace(",,", ",");
preferences.putString(PREF_APRS_SENDER_BLACKLIST, (s.isEmpty() || s == ",") ? "" : s);
}
if (server.hasArg(PREF_TNC_SELF_TELEMETRY_INTERVAL)){
preferences.putInt(PREF_TNC_SELF_TELEMETRY_INTERVAL, server.arg(PREF_TNC_SELF_TELEMETRY_INTERVAL).toInt());
}
if (server.hasArg(PREF_TNC_SELF_TELEMETRY_MIC)){
preferences.putInt(PREF_TNC_SELF_TELEMETRY_MIC, server.arg(PREF_TNC_SELF_TELEMETRY_MIC).toInt());
}
if (server.hasArg(PREF_TNC_SELF_TELEMETRY_PATH)){
String s = server.arg(PREF_TNC_SELF_TELEMETRY_PATH);
s.toUpperCase(); s.trim(); s.replace(" ", ","); s.replace(",,", ",");
preferences.putString(PREF_TNC_SELF_TELEMETRY_PATH, s);
}
// Smart Beaconing settings
if (server.hasArg(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET)){
preferences.putInt(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET, server.arg(PREF_APRS_FIXED_BEACON_INTERVAL_PRESET).toInt());
}
if (server.hasArg(PREF_APRS_SB_MIN_INTERVAL_PRESET)){
preferences.putInt(PREF_APRS_SB_MIN_INTERVAL_PRESET, server.arg(PREF_APRS_SB_MIN_INTERVAL_PRESET).toInt());
}
if (server.hasArg(PREF_APRS_SB_MAX_INTERVAL_PRESET)){
//preferences.putInt(PREF_APRS_SB_MAX_INTERVAL_PRESET, server.arg(PREF_APRS_SB_MAX_INTERVAL_PRESET).toInt());
int i = server.arg(PREF_APRS_SB_MAX_INTERVAL_PRESET).toInt();
if (i <= preferences.getInt(PREF_APRS_SB_MIN_INTERVAL_PRESET)) i = preferences.getInt(PREF_APRS_SB_MIN_INTERVAL_PRESET) +1;
preferences.putInt(PREF_APRS_SB_MAX_INTERVAL_PRESET, i);
}
if (server.hasArg(PREF_APRS_SB_MIN_SPEED_PRESET)){
preferences.putInt(PREF_APRS_SB_MIN_SPEED_PRESET, server.arg(PREF_APRS_SB_MIN_SPEED_PRESET).toInt());
}
if (server.hasArg(PREF_APRS_SB_MAX_SPEED_PRESET)){
//preferences.putInt(PREF_APRS_SB_MAX_SPEED_PRESET, server.arg(PREF_APRS_SB_MAX_SPEED_PRESET).toInt());
int i = server.arg(PREF_APRS_SB_MAX_SPEED_PRESET).toInt();
if (i <= preferences.getInt(PREF_APRS_SB_MIN_SPEED_PRESET)) i = preferences.getInt(PREF_APRS_SB_MIN_SPEED_PRESET) +1;
preferences.putInt(PREF_APRS_SB_MAX_SPEED_PRESET, i);
}
if (server.hasArg(PREF_APRS_SB_ANGLE_PRESET)){
preferences.putDouble(PREF_APRS_SB_ANGLE_PRESET, server.arg(PREF_APRS_SB_ANGLE_PRESET).toDouble());
}
if (server.hasArg(PREF_APRS_SB_TURN_SLOPE_PRESET)){
preferences.putInt(PREF_APRS_SB_TURN_SLOPE_PRESET, server.arg(PREF_APRS_SB_TURN_SLOPE_PRESET).toInt());
}
if (server.hasArg(PREF_APRS_SB_TURN_TIME_PRESET)){
preferences.putInt(PREF_APRS_SB_TURN_TIME_PRESET, server.arg(PREF_APRS_SB_TURN_TIME_PRESET).toInt());
}
preferences.putBool(PREF_APRSIS_EN, server.hasArg(PREF_APRSIS_EN));
if (server.hasArg(PREF_APRSIS_SERVER_NAME)){
String s = server.arg(PREF_APRSIS_SERVER_NAME);
preferences.putString(PREF_APRSIS_SERVER_NAME, s);
}
if (server.hasArg(PREF_APRSIS_SERVER_PORT)){
preferences.putInt(PREF_APRSIS_SERVER_PORT, server.arg(PREF_APRSIS_SERVER_PORT).toInt());
}
if (server.hasArg(PREF_APRSIS_FILTER)){
String s = server.arg(PREF_APRSIS_FILTER);
s.trim();
preferences.putString(PREF_APRSIS_FILTER, s);
}
if (server.hasArg(PREF_APRSIS_CALLSIGN)){
String s = server.arg(PREF_APRSIS_CALLSIGN);
s.toUpperCase(); s.trim();
preferences.putString(PREF_APRSIS_CALLSIGN, s);
}
if (server.hasArg(PREF_APRSIS_PASSWORD)){
String s = server.arg(PREF_APRSIS_PASSWORD);
s.trim();
preferences.putString(PREF_APRSIS_PASSWORD, s);
}
if (server.hasArg(PREF_APRSIS_ALLOW_INET_TO_RF)){
preferences.putInt(PREF_APRSIS_ALLOW_INET_TO_RF, server.arg(PREF_APRSIS_ALLOW_INET_TO_RF).toInt());
}
preferences.putBool(PREF_APRS_SHOW_BATTERY, server.hasArg(PREF_APRS_SHOW_BATTERY));
preferences.putBool(PREF_ENABLE_TNC_SELF_TELEMETRY, server.hasArg(PREF_ENABLE_TNC_SELF_TELEMETRY));
//preferences.putBool(PREF_APRS_SHOW_ALTITUDE, server.hasArg(PREF_APRS_SHOW_ALTITUDE));
if (server.hasArg(PREF_APRS_ALTITUDE_RATIO)){
preferences.putInt(PREF_APRS_ALTITUDE_RATIO, server.arg(PREF_APRS_ALTITUDE_RATIO).toInt());
}
preferences.putBool(PREF_APRS_ALWAYS_SEND_CSE_SPEED_AND_ALTITUDE, server.hasArg(PREF_APRS_ALWAYS_SEND_CSE_SPEED_AND_ALTITUDE));
preferences.putBool(PREF_APRS_FIXED_BEACON_PRESET, server.hasArg(PREF_APRS_FIXED_BEACON_PRESET));
preferences.putBool(PREF_APRS_GPS_EN, server.hasArg(PREF_APRS_GPS_EN));
preferences.putBool(PREF_ACCEPT_OWN_POSITION_REPORTS_VIA_KISS, server.hasArg(PREF_ACCEPT_OWN_POSITION_REPORTS_VIA_KISS));
preferences.putBool(PREF_GPS_ALLOW_SLEEP_WHILE_KISS, server.hasArg(PREF_GPS_ALLOW_SLEEP_WHILE_KISS));
preferences.putBool(PREF_APRS_SHOW_CMT, server.hasArg(PREF_APRS_SHOW_CMT));
preferences.putBool(PREF_APRS_COMMENT_RATELIMIT_PRESET, server.hasArg(PREF_APRS_COMMENT_RATELIMIT_PRESET));
// runtime reconfiguration with changed settings
load_preferences_from_flash();
setup_phase2_soft_reconfiguration(1);
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
}
void handle_saveDeviceCfg(){
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, String("WebServer: handle_SaveDeviceCfg()"));
#endif
do_serial_println("WebServer: WebServer: handle_SaveDeviceCfg()");
preferences.putBool(PREF_DEV_BT_EN, server.hasArg(PREF_DEV_BT_EN));
if (server.hasArg(PREF_DEV_USBSERIAL_DATA_TYPE)){
preferences.putInt(PREF_DEV_USBSERIAL_DATA_TYPE, server.arg(PREF_DEV_USBSERIAL_DATA_TYPE).toInt());
}
preferences.putBool(PREF_DEV_OL_EN, server.hasArg(PREF_DEV_OL_EN));
if (server.hasArg(PREF_DEV_SHOW_RX_TIME)){
preferences.putInt(PREF_DEV_SHOW_RX_TIME, server.arg(PREF_DEV_SHOW_RX_TIME).toInt());
}
// Manage OLED Timeout
if (server.hasArg(PREF_DEV_SHOW_OLED_TIME)){
preferences.putInt(PREF_DEV_SHOW_OLED_TIME, server.arg(PREF_DEV_SHOW_OLED_TIME).toInt());
}
preferences.putBool(PREF_DEV_AUTO_SHUT, server.hasArg(PREF_DEV_AUTO_SHUT));
if (server.hasArg(PREF_DEV_AUTO_SHUT_PRESET)){
preferences.putInt(PREF_DEV_AUTO_SHUT_PRESET, server.arg(PREF_DEV_AUTO_SHUT_PRESET).toInt());
}
if (server.hasArg(PREF_DEV_REBOOT_INTERVAL)){
preferences.putInt(PREF_DEV_REBOOT_INTERVAL, server.arg(PREF_DEV_REBOOT_INTERVAL).toInt());
}
if (server.hasArg(PREF_DEV_CPU_FREQ)){
uint8_t cpufreq = server.arg(PREF_DEV_CPU_FREQ).toInt();
if (cpufreq != 0 && cpufreq < 10)
cpufreq = 10;
preferences.putInt(PREF_DEV_CPU_FREQ, cpufreq);
}
if (server.hasArg(PREF_DEV_UNITS)){
preferences.putInt(PREF_DEV_UNITS, server.arg(PREF_DEV_UNITS).toInt());
}
// runtime reconfiguration with changed settings
load_preferences_from_flash();
setup_phase2_soft_reconfiguration(1);
server.sendHeader("Location", "/");
server.send(302,"text/html", "");
}
// WIFI related functions
boolean restart_STA(String use_ssid, String use_password) {
int retryWifi = 0;
if (use_password.length() < 8 || !use_ssid.length()) return false;
WiFi.disconnect();
WiFi.softAPdisconnect();
WiFi.mode(WIFI_STA);
WiFi.begin(use_ssid.c_str(), use_password.length() ? use_password.c_str() : nullptr);
WiFi.setAutoReconnect(true);
// Set power: minimum 8 (2dBm) (max 80 (20dBm))
// https://docs.espressif.com/projects/esp-idf/en/latest/esp32/api-reference/network/esp_wifi.html
// Mapping Table {Power, max_tx_power} = {{8, 2}, {20, 5}, {28, 7}, {34, 8}, {44, 11}, {52, 13}, {56, 14}, {60, 15}, {66, 16}, {72, 18}, {80, 20}}.
// We'll use "min", "low", "mid", "high", "max" -> 2dBm (1.5mW) -> 8, 11dBm (12mW) -> 44, 15dBm (32mW) -> 60, 18dBm (63mW) ->72, 20dBm (100mW) ->80
esp_wifi_set_max_tx_power(wifi_txpwr_mode_STA);
wifi_connection_status = WIFI_SEARCHING_FOR_AP;
do_serial_println("WiFi: Searching for AP " + use_ssid);
while (WiFi.status() != WL_CONNECTED) {
esp_task_wdt_reset();
if (retryWifi > 30) {
do_serial_println(String("WiFi: Status " + String(int(WiFi.status())) + ". Try " + retryWifi + ". Giving up."));
return false;
}
do_serial_println(String("WiFi: Status " + String(int(WiFi.status())) + ". Try " + retryWifi));
retryWifi += 1;
vTaskDelay(500/portTICK_PERIOD_MS);
}
// WL_CONNECTED = Status 3
do_serial_println(String("WiFi: Status " + String(int(WiFi.status())) + ". Try " + retryWifi + ". Connected."));
esp_task_wdt_reset();
return true;;
}
void restart_AP_or_STA(void) {
static boolean mode_sta_once_successfully_connected = false;
static boolean first_run = true;
boolean start_soft_ap = first_run ? true : false;
first_run = false;
String log_msg;
String used_wifi_ModeSTA_SSID;
String used_wifi_ModeSTA_PASS;
if (apcnt) {
static boolean successfully_associated = false;
oled_wifi_SSID_curr = "[not connected]";
oled_wifi_PASS_curr = "";
oled_wifi_IP_curr = "0.0.0.0";
int pos;
start_soft_ap = false;
for (pos = 0; pos < apcnt; pos++) {
do_serial_println("Wifi: Trying AP " + String(pos) + "/" + String(apcnt) + ": SSID " + APs[pos].ssid);
successfully_associated = restart_STA(String(APs[pos].ssid), String(APs[pos].pw));
if (successfully_associated) {
used_wifi_ModeSTA_SSID = String(APs[pos].ssid);
used_wifi_ModeSTA_PASS = String(APs[pos].pw);
break;
}
}
if (!successfully_associated && (!mode_sta_once_successfully_connected || wifi_do_fallback_to_mode_AP)) {
start_soft_ap = true;
}
} else {
// may start soft AP, if not already running as AP
if (WiFi.getMode() == WIFI_MODE_STA) {
start_soft_ap = true;
}
}
if (start_soft_ap) {
do_serial_println("WiFi: Status: " + String((int ) WiFi.status()) + ". Will run as mode AP (SSID: '" + wifi_ModeAP_SSID + "')");
WiFi.disconnect();
WiFi.softAPdisconnect();
WiFi.mode(WIFI_AP);
log_msg="WiFi: Starting AP";
#ifdef ENABLE_SYSLOG
syslog_log(LOG_INFO, log_msg);
#endif
WiFi.softAP(wifi_ModeAP_SSID.c_str(), wifi_ModeAP_PASS.c_str());
wifi_connection_status = WIFI_RUNNING_AS_AP;
esp_wifi_set_max_tx_power(wifi_txpwr_mode_AP);
oled_wifi_SSID_curr = wifi_ModeAP_SSID;
oled_wifi_PASS_curr = wifi_ModeAP_PASS;
oled_wifi_IP_curr = WiFi.softAPIP().toString();
log_msg = "WiFi: Running AP. SSID: " + oled_wifi_SSID_curr + ". IP: " + oled_wifi_IP_curr;
#ifdef ENABLE_SYSLOG
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
wifi_connection_status = WIFI_RUNNING_AS_AP;
} else if (WiFi.getMode() == WIFI_MODE_STA) {
do_serial_println("WiFi: Status: " + String((int ) WiFi.status()) + ". Will run as mode STA (remote SSID: '" + used_wifi_ModeSTA_SSID + "')");
// Save some battery
//WiFi.setSleep(true);
esp_wifi_set_ps(WIFI_PS_MAX_MODEM);
oled_wifi_SSID_curr = used_wifi_ModeSTA_SSID;
oled_wifi_PASS_curr = used_wifi_ModeSTA_PASS;
if (WiFi.status() == WL_CONNECTED) {
oled_wifi_IP_curr = WiFi.localIP().toString();
mode_sta_once_successfully_connected = true;
wifi_connection_status = WIFI_CONNECTED_TO_AP;
log_msg = "WiFi: Connected to AP " + oled_wifi_SSID_curr + "; got IP: " + oled_wifi_IP_curr;
#ifdef ENABLE_SYSLOG
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
} else {
log_msg ="WiFi: Not successfully associated with AP " + oled_wifi_SSID_curr;
wifi_connection_status = WIFI_NOT_CONNECTED_TO_AP;
// reduce power consumption
esp_wifi_set_max_tx_power(8);
}
} else {
log_msg="WiFi: Unexpected Mode: " + WiFi.getMode();
#ifdef ENABLE_SYSLOG
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
// reduce power consumption
esp_wifi_set_max_tx_power(8);
wifi_connection_status = WIFI_DISABLED;
return;
}
String ntp_server = preferences.getString(PREF_NTP_SERVER, "");
ntp_server.trim();
if (ntp_server.isEmpty()) {
if (oled_wifi_IP_curr.startsWith("44."))
ntp_server = "ntp.hc.r1.ampr.org";
else
ntp_server = "pool.ntp.org";
}
configTime(0, 0, ntp_server.c_str());
#ifdef ENABLE_SYSLOG
struct tm timeinfo{};
if(!getLocalTime(&timeinfo)){
syslog_log(LOG_WARNING, "NTP: Failed to obtain time");
} else {
char buf[64];
strftime(buf, 64, "%Y-%m-%d %H:%M:%S", &timeinfo);
syslog_log(LOG_INFO, String("NTP: updated time: ") + String(buf));
}
#endif
server.stop();
server.begin();
#ifdef KISS_PROTOCOL
if (tncServer_enabled) {
tncServer.stop();
tncServer.begin();
}
#endif
if (gpsServer_enabled) {
gpsServer.stop();
gpsServer.begin();
}
esp_task_wdt_reset();
}
// APRSIS related functions
#define SSMASTA_SHUTDOWN 0
#define SSMASTA_REBOOT 1
// on axp.shutdown(), say goodby to APRS-IS and close connection
void do_send_status_message_about_shutdown_or_reboot_to_aprsis(int why) {
if (!aprsis_enabled || !aprsis_client.connected())
return;
if (send_status_message_to_aprsis) {
String outString = aprsis_callsign + ">" + MY_APRS_DEST_IDENTIFYER + ":>APRSIS-Conn: ";
char buf[19];// Room for len(20220917 01:02:03z) + 1 /* \0 */ -> 19
struct tm timeinfo{};
if (getLocalTime(&timeinfo)) {
strftime(buf, sizeof(buf), "%Y%m%d %H:%M:%Sz", &timeinfo);
//sprintf(buf, "%X%2.2d %2.2d:%2.2d:%2.2dz", timeinfo.tm_mon+1, timeinfo.tm_mday, timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec);
} else {
strncpy(buf, gps_time_s, sizeof(buf));
}
outString = outString + String(buf);
if (aprsis_time_last_successful_connect.length()) {
outString = outString + ", since " + aprsis_time_last_successful_connect + ", ";
}
if (why == SSMASTA_SHUTDOWN)
outString = outString + "Shutdown";
else
outString = outString + "Rebooting";
//outString = outString + "[B" + buildnr + "]";
aprsis_client.print(outString + "\r\n");
}
esp_task_wdt_reset();
delay(500);
aprsis_client.stop();
}
void do_send_status_message_about_reboot_to_aprsis()
{
do_send_status_message_about_shutdown_or_reboot_to_aprsis(SSMASTA_REBOOT);
}
#ifdef T_BEAM_V1_0
void do_send_status_message_about_shutdown_to_aprsis()
{
do_send_status_message_about_shutdown_or_reboot_to_aprsis(SSMASTA_SHUTDOWN);
}
#endif
// send status mesg to APRS-IS. If (re)booted, print BUILDNUMBER
void do_send_status_message_about_connect_to_aprsis(void) {
String log_msg;
String outString = aprsis_callsign + ">" + MY_APRS_DEST_IDENTIFYER + ":>APRSIS-Conn: ";
char buf[19];// Room for len(20220917 01:02:03z) + 1 /* \0 */ -> 19
struct tm timeinfo{};
if (getLocalTime(&timeinfo)) {
strftime(buf, sizeof(buf), "%Y%m%d %H:%M:%Sz", &timeinfo);
//sprintf(buf, "%X%2.2d %2.2d:%2.2d:%2.2dz", timeinfo.tm_mon+1, timeinfo.tm_mday, timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec);
} else {
strncpy(buf, gps_time_s, sizeof(buf));
}
outString = outString + String(buf);
if (aprsis_time_last_successful_connect.length())
outString = outString + ", last " + aprsis_time_last_successful_connect;
else {
outString = outString + ", Booted[B" + buildnr;
if (millis() > 60*1000)
outString = outString + ",up:" + String(int(millis()/1000/60));
outString = outString + "]";
}
// remember this time as last connect time, for being able to reference it next time
aprsis_time_last_successful_connect = String(buf);
if (aprsis_connect_tries > 1)
outString = outString + ", tries " + String(aprsis_connect_tries);
log_msg = String("APRS-IS: sent status '" + outString + String("'"));
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
esp_task_wdt_reset();
aprsis_client.print(outString + "\r\n");
outString.replace(":>", ",RFONLY:>");
if (lora_tx_enabled && tx_own_beacon_from_this_device_or_fromKiss__to_frequencies) {
esp_task_wdt_reset();
if (tx_own_beacon_from_this_device_or_fromKiss__to_frequencies % 2)
loraSend(txPower, lora_freq, lora_speed, 0, outString); //send the packet, data is in TXbuff from lora_TXStart to lora_TXEnd
esp_task_wdt_reset();
if (tx_own_beacon_from_this_device_or_fromKiss__to_frequencies > 1 && lora_digipeating_mode > 1 && lora_freq_cross_digi > 1.0 && lora_freq_cross_digi != lora_freq)
loraSend(txPower_cross_digi, lora_freq_cross_digi, lora_speed_cross_digi, 0, outString); //send the packet, data is in TXbuff from lora_TXStart to lora_TXEnd
}
esp_task_wdt_reset();
#ifdef KISS_PROTOCOL
sendToTNC(outString);
#endif
}
// connect to apprsis
boolean connect_to_aprsis(void) {
String log_msg;
if (aprsis_client.connected())
aprsis_client.stop();
aprsis_connect_tries++;
log_msg = String("APRS-IS: connecting to '") + aprsis_host + "', tries " + String(aprsis_connect_tries);
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
aprsis_status = "Connecting";
aprsis_client.connect(aprsis_host.c_str(), aprsis_port);
if (!aprsis_client.connected()) { aprsis_status = "Error: connect failed"; aprsis_client.stop(); return false; }
aprsis_status = "Connected. Waiting for greeting.";
uint32_t t_start = millis();
while (!aprsis_client.available() && (millis()-t_start) < 25000L) { delay(100); esp_task_wdt_reset(); }
if (aprsis_client.available()) {
// check
String s = aprsis_client.readStringUntil('\n');
if (s.isEmpty() || !s.startsWith("#")) {
aprsis_status = "Error: unexpected greeting";
return false;
}
} else {
aprsis_status = "Error: No response"; return false;
}
aprsis_status = "Login";
char buffer[1024];
sprintf(buffer, "user %s pass %s TTGO-T-Beam-LoRa-APRS 0.1%s%s\r\n", aprsis_callsign.c_str(), aprsis_password.c_str(), aprsis_filter.isEmpty() ? "" : " filter ", aprsis_filter.isEmpty() ? "" : aprsis_filter.c_str());
aprsis_client.print(String(buffer));
t_start = millis();
while (!aprsis_client.available() && (millis()-t_start) < 25000L) { delay(100); esp_task_wdt_reset(); }
if (aprsis_client.available()) {
// check
String s = aprsis_client.readStringUntil('\n');
if (s.isEmpty() || !s.startsWith("#")) { aprsis_status = "Error: unexpected reponse on login"; return false; }
if (s.indexOf(" logresp") == -1) { aprsis_status = "Error: Login denied: " + s; aprsis_status.trim(); return false; }
if (s.indexOf(" verified") == -1) { aprsis_status = "Notice: server responsed not verified: " + s; aprsis_status.trim(); }
} else { aprsis_status = "Error: No response"; return false; }
aprsis_status = "Logged in";
log_msg = String("APRS-IS: connected to '" + aprsis_host + String("' [") + aprsis_client.remoteIP().toString() + "]");
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
// send aprs-status packet?
if (send_status_message_to_aprsis)
do_send_status_message_about_connect_to_aprsis();
aprsis_connect_tries = 0;
// avoid sending old data
to_aprsis_data = "";
return true;
}
String generate_third_party_packet(String callsign, String packet_in) {
String packet_out = "";
const char *s = packet_in.c_str();
char *p = strchr(s, '>');
char *q = strchr(s, ',');
char *r = strchr(s, ':');
char buf[20]; // room for max (due to spec) 'DL9SAU-15>APRSXX-NN' + \0
if (p && q && r && p > s && p-s < 10 && p < q && q < r && (q-s) < sizeof(buf)) {
strncpy(buf, s, q-s);
buf[(q-s)] = 0;
packet_out = callsign + ">" + MY_APRS_DEST_IDENTIFYER + ":}" + buf + ",TCPIP,";
// ^ 3rd party traffic should be addressed directly (-> not to WIDE2-1 or so)
buf[0] = 0;
if ((q = strstr(q+1, ",q")) && q < r) {
if ((q = strchr(q+1, ',')) && q < r) {
q++;
// search for receiving igate: i.e. path...,qAR,DB0AAA:
// please note, that AE5PL>APRS,WIDE1*,qAI,AE5PL-10,AE5PL-JS:payload may also occur
char *t = strchr(q, ',');
if (!t || t > r)
t = r;
if (t-q < sizeof(buf)) {
strncpy(buf, q, t-q);
buf[t-q] = 0;
}
}
}
// no qAR,CALL found?
if (buf[0] == 0 && p-s < 10) {
// add his src callsign
strncpy(buf, s, p-s);
buf[p-s] = 0;
}
// should never happen. A really bad packet
if (buf[0] == 0) {
packet_out = "";
return packet_out;
}
packet_out = packet_out + buf + "*" + r;
}
return packet_out;
}
// read packets from APRSIS
void read_from_aprsis(void) {
static uint32_t t_last_rxqueue_was_empty = 0L;
bool src_call_not_for_rf = false;
uint8_t err = 0;;
String log_msg;
if (!aprsis_client.connected()) {
t_last_rxqueue_was_empty = 0L;
return;
}
// packet in rx buffer?
if (!aprsis_client.available()) {
t_last_rxqueue_was_empty = millis();
return;
}
if (t_last_rxqueue_was_empty == 0L)
t_last_rxqueue_was_empty = millis();
// lora transmissions take abt 3-5s. aprs-is can easily flood the channel.
// With aprs-filter positions in radius 150km, our queue went so large.
// -> if in between 25s the rx-queue did not become empty at least one time, tidy up.
if (millis() - t_last_rxqueue_was_empty > 25000L) {
// clear queue
while (aprsis_client.available()) {
String s = aprsis_client.readStringUntil('\n');
esp_task_wdt_reset();
if (s.isEmpty())
break;
}
t_last_rxqueue_was_empty = millis();
return;
}
const char *q = 0;
const char *header_end = 0;
//aprsis_status = "OK, reading";
String s = aprsis_client.readStringUntil('\n');
if (s) {
//aprsis_status = "OK";
t_aprsis_lastRXorTX = millis();
s.trim();
if (s.isEmpty()) {
err = 2;
log_msg = "unexpected answer from aprsis-connection";
} else {
// idle message from aprs-is server?
if (*(s.c_str()) == '#')
return;
// a, _, ' ', >, ... are invalid in the header. First do a simple check
if (!isalnum(*(s.c_str()))) {
log_msg = "unexpected answer from aprsis-connection";
err = 2;
} else {
char *header_end = strchr(s.c_str(), ':');
if (!header_end || !(*(header_end+1))) {
log_msg = "looks not like an aprs frame (separator ':' between path and payload is missing, or no payload)";
err = 2;
} else {
char *src_call_end = strchr(s.c_str(), '>');
if (!src_call_end) {
log_msg = "looks not like an aprs frame (separator '>' in the header between src-call and dst-call is missing";
err = 2;
} else {
if (src_call_end > header_end-2) {
log_msg = "looks not like an aprs frame (separator ':' in AX.25 header!";
err = 2;
} else {
// do not interprete packets coming back from aprs-is net (either our source call, or if we have repeated it with one of our calls
// sender is our call?
if (s.startsWith(aprs_callsign + '>') || s.startsWith(aprsis_callsign + '>'))
return;
q = strchr(s.c_str(), '-');
if (q && q < src_call_end) {
// len callsign > 6?
if (q-s.c_str() > 6) {
log_msg = "bad length of call (> 6)!";
err = 1;
} else {
// SSID optional, only 0..15
if (q[2] == '>') {
if (q[1] < '1' || q[1] > '9') {
//err = 1;
src_call_not_for_rf = true;
} // else: ssid is fine
} else if (q[3] == '>') {
if (q[1] != '1' || q[2] < '0' || q[2] > '5') {
//err = 1;
src_call_not_for_rf = true;
} // else: ssid is fine
} else {
//err = 1;
src_call_not_for_rf = true;
}
if (err) {
log_msg = "src-call with bad SSID";
}
}
} else {
// call without ssid is fine
if (src_call_end-s.c_str() > 6) {
//log_msg = "bad length of call (> 6)!";
//err = 1;
src_call_not_for_rf = true;
}
}
if (!err && src_call_end-s.c_str() > 9) {
log_msg = "src-call length > 9 breaks APRS standard";
err=1;
}
}
}
if (!err) {
for (q = s.c_str(); *q && *q != ':'; q++) {
if (! ( (*q >= '0' && *q <= '9') || (*q >= 'A' && *q <= 'Z') || *q == 'q' || *q == '>' || *q == '-' || *q == ',' || *q == '*' ) ) {
err = 1;
log_msg = "bad character in header";
break;
}
}
}
}
}
}
} else {
s = "";
err = 2;
}
if (err) {
if (err > 1) {
aprsis_client.stop();
log_msg = "disconnecting: ";
}
log_msg = "APRS-IS: read_from_aprs(): " + log_msg + ": '" + s + "'";
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
return;
}
// bug: header_end may be 0 (due to crash trace), but schouldn't: we tried to assuere.
// Can't see why this happens.
// Code without "goto" is ugly and can lead to strange results ;)
// Needs to be resolved. This is a the&D fix:
// search for ':' in String s again
if (!header_end && !(header_end = strchr(s.c_str(), ':'))) {
log_msg = "APRS-IS: read_from_aprs(): BUG! header_end is NULL: '" + s + "'";
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
return;
}
// packet has our call in i.E. ...,qAR,OURCALL:...
q = strstr(s.c_str(), (',' + aprsis_callsign + ':').c_str());
if (q && q < header_end) return;
for (int i = 0; i < 2; i++) {
String call = (i == 0 ? aprs_callsign : aprsis_callsign);
// digipeated frames look like "..,DL9SAU,DL1AAA,DL1BBB*,...", or "..,DL9SAU*,DL1AAA,DL1BBB,.."
if (((q = strstr(s.c_str(), (',' + call + '*').c_str())) || (q = strstr(s.c_str(), (',' + call + ',').c_str()))) && q < header_end) {
char *digipeatedflag = strchr(q, '*');
if (digipeatedflag && digipeatedflag < header_end && digipeatedflag > q)
return;
}
}
// generate third party packet. Use aprs_callsign (deriving from webServerCfg->callsign), because aprsis_callsign may have a non-aprs (but only aprsis-compatible) ssid like '-L4'
String third_party_packet = generate_third_party_packet(aprs_callsign, s);
if (!third_party_packet.isEmpty()) {
aprsis_status = "OK, fromAPRSIS: " + s + " => " + third_party_packet; aprsis_status.trim();
if (usb_serial_data_type & 2)
Serial.println(third_party_packet);
esp_task_wdt_reset();
#ifdef KISS_PROTOCOL
sendToTNC(third_party_packet);
#endif
if (lora_tx_enabled && aprsis_data_allow_inet_to_rf && !src_call_not_for_rf) {
// not query or aprs-message addressed to our call (check both, aprs_callsign and aprsis_callsign)
// Format: "..::DL9SAU-15:..."
// check is in this code part, because we may like to see those packets via kiss (sent above)
q = header_end + 1;
if (*q == ':' && strlen(q) > 10 && q[10] == ':' &&
((!strncmp(q+1, aprs_callsign.c_str(), aprs_callsign.length()) && (aprs_callsign.length() == 9 || q[9] == ' ')) ||
(!strncmp(q+1, aprsis_callsign.c_str(), aprsis_callsign.length()) && (aprsis_callsign.length() == 9 || q[9] == ' ')) ))
return;
if (aprsis_data_allow_inet_to_rf % 2) {
esp_task_wdt_reset();
loraSend(txPower, lora_freq, lora_speed, 0, third_party_packet);
}
if (aprsis_data_allow_inet_to_rf > 1 && lora_freq_cross_digi > 1.0 && lora_freq_cross_digi != lora_freq) {
loraSend(txPower_cross_digi, lora_freq_cross_digi, lora_speed_cross_digi, 0, third_party_packet);
esp_task_wdt_reset();
}
}
}
}
// forward packets to APRSIS
void send_to_aprsis()
{
if (!aprsis_client.connected() || !to_aprsis_data || !to_aprsis_data.length())
return;
// copy(). We are threaded..
String data = String(to_aprsis_data);
// clear queue
to_aprsis_data = "";
data.trim();
char *p = strchr(data.c_str(), '>');
char *q;
// some plausibility checks.
if (p && p > data.c_str() && (q = strchr(p+1, ':'))) {
// Due to http://www.aprs-is.net/IGateDetails.aspx , never gate third-party traffic contining TCPIP or TCPXX
// IGATECALL>APRS,GATEPATH:}FROMCALL>TOCALL,TCPIP,IGATECALL*:original packet data
char *r; char *s;
if (!(q[1] == '}' && (r = strchr(q+2, '>')) && ((s = strstr(r+1, ",TCPIP,")) || (s = strstr(r+1, ",TCPXX,"))) && strstr(s+6, "*:"))) {
char buf[256];
int len = (q-data.c_str());
if (len > 0 && len < sizeof(buf)) {
strncpy(buf, data.c_str(), len);
buf[len] = 0;
String s_data = String(buf) + (lora_tx_enabled ? ",qAR," : ",qAO,") + aprsis_callsign + q + "\r\n";
aprsis_status = "OK, toAPRSIS: " + s_data; aprsis_status.trim();
aprsis_client.print(s_data);
t_aprsis_lastRXorTX = millis();
esp_task_wdt_reset();
}
}
//aprsis_status = "OK";
}
}
// main task: our Webserver
[[noreturn]] void taskWebServer(void *parameter) {
auto *webServerCfg = (tWebServerCfg*)parameter;
wifi_ModeAP_SSID = webServerCfg->callsign + " AP";
server.on("/", handle_Index);
server.on("/favicon.ico", handle_NotFound);
server.on("/style.css", handle_Style);
server.on("/js.js", handle_Js);
server.on("/scan_wifi", handle_ScanWifi);
server.on("/save_wifi_cfg", handle_SaveWifiCfg);
server.on("/reboot", handle_Reboot);
server.on("/beacon", handle_Beacon);
server.on("/shutdown", handle_Shutdown);
server.on("/cfg", handle_Cfg);
server.on("/wificfg", handle_WifiCfg);
server.on("/received_list", handle_ReceivedList);
server.on("/save_aprs_cfg", handle_SaveAPRSCfg);
server.on("/save_device_cfg", handle_saveDeviceCfg);
server.on("/save2fs", handle_saveCfg2FS);
server.on("/savewifi2fs", handle_saveWifi2FS);
server.on("/restore", handle_Restore);
server.on("/update", HTTP_POST, []() {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("Firmware: Update finished. Status: ") + (!Update.hasError() ? "Ok" : "Error"));
#endif
do_send_status_message_about_reboot_to_aprsis();
server.sendHeader("Connection", "close");
server.send(200, "text/plain", (Update.hasError()) ? "FAIL" : "OK");
delay(500);
ESP.restart();
}, []() {
HTTPUpload& upload = server.upload();
if (upload.status == UPLOAD_FILE_START) {
rf95.sleep(); // disable rf95 before update
Serial.printf("Firmware: Update: %s\r\n", upload.filename.c_str());
if (!Update.begin(UPDATE_SIZE_UNKNOWN)) { //start with max available size
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_ERR, String("Firmware: Update begin error: ") + Update.errorString());
#endif
Update.printError(Serial);
}
} else if (upload.status == UPLOAD_FILE_WRITE) {
/* flashing firmware to ESP*/
if (Update.write(upload.buf, upload.currentSize) != upload.currentSize) {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_ERR, String("Firmware: Update error: ") + Update.errorString());
#endif
Update.printError(Serial);
}
} else if (upload.status == UPLOAD_FILE_END) {
if (Update.end(true)) { //true to set the size to the current progress
Serial.printf("Firmware: Update Success: %u\r\nFirmware: Rebooting...\r\n", upload.totalSize);
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_WARNING, String("Firmware: Update Success: ") + String((int)upload.totalSize) + "byte. Rebooting...");
#endif
} else {
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_ERR, String("Firmware: Update error: ") + Update.errorString());
#endif
Update.printError(Serial);
}
}
});
server.onNotFound(handle_NotFound);
esp_task_wdt_init(120, true); //enable panic so ESP32 restarts
esp_task_wdt_add(NULL); //add current thread to WDT watch
// 8 characters is requirements for WPA2
// May be already set by wifi.cfg
if (wifi_ModeAP_PASS.length() < 8) {
wifi_ModeAP_PASS = preferences.getString(PREF_AP_PASSWORD, "");
if (wifi_ModeAP_PASS.length() < 8) {
wifi_ModeAP_PASS = wifi_ModeAP_PASS_default;
}
}
#ifdef ENABLE_SYSLOG
String syslog_server = preferences.getString(PREF_SYSLOG_SERVER, "");
syslog_server.trim();
#ifdef SYSLOG_IP
if (syslog_server.isEmpty())
syslog_server=String(SYSLOG_IP);
#endif
// syslog server configured?
if (syslog_server.length())
syslog.server(syslog_server.c_str(), 514);
else
syslog.server(NULL, 0);
syslog.deviceHostname(webServerCfg->callsign.c_str());
syslog.appName("TTGO");
//syslog.defaultPriority(LOG_KERN);
syslog.defaultPriority(LOG_LOCAL0);
#endif
restart_AP_or_STA();
if (MDNS.begin(webServerCfg->callsign.c_str())) {
MDNS.setInstanceName(webServerCfg->callsign + " TTGO LoRa APRS TNC " + TXFREQ + "MHz");
MDNS.addService("http", "tcp", 80);
#ifdef KISS_PROTOCOL
MDNS.addService("kiss-tnc", "tcp", NETWORK_TNC_PORT);
#endif
}
webListReceivedQueue = xQueueCreate(4,sizeof(tReceivedPacketData *));
tReceivedPacketData *receivedPacketData = nullptr;
uint32_t t_aprsis_last_connect_try = 0L;
aprs_callsign = webServerCfg->callsign;
aprsis_host.trim();
aprsis_filter.trim();
aprsis_password.trim();
if (aprsis_callsign.length() < 3 || aprsis_callsign.length() > 9)
aprsis_callsign = "";
if (aprsis_callsign.isEmpty()) aprsis_callsign = aprs_callsign;
if (aprsis_callsign.length() < 3 || aprsis_callsign.length() > 9)
aprsis_callsign = "";
aprsis_callsign.toUpperCase(); aprsis_callsign.trim();
// sanity check
if (aprsis_enabled) {
if (aprsis_callsign.isEmpty() || aprsis_host.isEmpty() || aprsis_port == 0) {
aprsis_enabled = false;
} else {
const char *p = aprsis_callsign.c_str();
for (; *p && aprsis_enabled; p++) {
if (*p == '-') {
int len = strlen(p+1);
if (len < 1 || len > 2)
aprsis_enabled = false;
} else if ( !((*p >= 'A' && *p <= 'Z') || (*p >= '0' && *p <= '9')) )
aprsis_enabled = false;
}
}
}
uint32_t webserver_started = millis();
while (true) {
esp_task_wdt_reset();
// Mode STA and connection lost? -> reconnect. Or when dhcp renew failed?
if (WiFi.getMode() == WIFI_MODE_STA) {
if (WiFi.status() != WL_CONNECTED || WiFi.localIP() == IP_NULL || WiFi.subnetMask() == IP_SUBNET_NULL || WiFi.gatewayIP() == IP_GATEWAY_NULL) {
static uint32_t last_connection_attempt = millis();
if (aprsis_client.connected()) aprsis_client.stop();
if (millis() - last_connection_attempt > 20000L) {
esp_task_wdt_reset();
restart_AP_or_STA();
webserver_started = millis();
esp_task_wdt_reset();
last_connection_attempt = millis();
}
}
} else {
// If we are in self-AP-mode and remote APs are configured (but not had been reachable),
// try to give up self AP mode and try to reconnect an remote AP again. But only do this,
// if no user is currently associated with our self-AP.
if (apcnt && millis() - webserver_started > 60*1000L && WiFi.softAPgetStationNum() < 1) {
if (aprsis_client.connected()) aprsis_client.stop();
restart_AP_or_STA();
webserver_started = millis();
}
}
server.handleClient();
if (xQueueReceive(webListReceivedQueue, &receivedPacketData, (1 / portTICK_PERIOD_MS)) == pdPASS) {
auto *receivedPacketToQueue = new tReceivedPacketData();
receivedPacketToQueue->packet = new String();
receivedPacketToQueue->packet->concat(*receivedPacketData->packet);
receivedPacketToQueue->RSSI = receivedPacketData->RSSI;
receivedPacketToQueue->SNR = receivedPacketData->SNR;
receivedPacketToQueue->rxTime = receivedPacketData->rxTime;
receivedPackets.push_back(receivedPacketToQueue);
if (receivedPackets.size() > MAX_RECEIVED_LIST_SIZE){
auto *packetDataToDelete = receivedPackets.front();
delete packetDataToDelete->packet;
delete packetDataToDelete;
receivedPackets.pop_front();
}
delete receivedPacketData->packet;
delete receivedPacketData;
}
if (aprsis_enabled) {
if (WiFi.getMode() == WIFI_MODE_STA) {
String log_msg;
if (WiFi.status() == WL_CONNECTED) {
if (!aprsis_client.connected()) {
if (t_aprsis_last_connect_try + 10000 > millis()) {
if (aprsis_status == "Error: no internet") {
aprsis_status = "Internet available";
// inform about state change
log_msg = String("APRS-IS: ") + aprsis_status;
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
}
} else {
t_aprsis_last_connect_try = millis();
// connect to aprsis
if (!connect_to_aprsis()) {
log_msg = String("APRS-IS: on_Err: '") + aprsis_status + String("' [") + aprsis_client.remoteIP().toString() + String("], tries ") + String(aprsis_connect_tries);
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
if (!aprsis_status.startsWith("Error: "))
aprsis_status = "Disconnected";
}
}
}
// session died during read / write?
if (aprsis_client.connected()) {
// read packets from APRSIS
read_from_aprsis();
}
// session died during read / write? - log^
if (aprsis_client.connected()) {
// forward packets to APRSIS
send_to_aprsis();
}
// anti-idle timer for the tcp session
if (aprsis_client.connected() && millis() - t_aprsis_lastRXorTX > 2*60*1000L) {
aprsis_client.print("#\r\n");
t_aprsis_lastRXorTX = millis();
}
} else {
if (aprsis_status != "Error: no internet") {
aprsis_status = "Error: no internet";
// inform about state change
log_msg = String("APRS-IS: ") + aprsis_status;
#if defined(ENABLE_SYSLOG)
syslog_log(LOG_INFO, log_msg);
#endif
do_serial_println(log_msg);
}
} // WiFi.status != WL_CONNECTED
} else {
aprsis_status = "Error: no internet";
} // WiFi.getMode() == WIFI_MODE_STA
} // aprsis_enabled
vTaskDelay(5/portTICK_PERIOD_MS);
}
}
#endif // ENABLE_WIFI
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