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Reticulum/RNS/Utilities/rnodeconf.py
Mark Qvist f71c1986af Added Heltec USB issue notice to autoinstaller
2022-12-16 23:34:31 +01:00

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#!python3
# MIT License
#
# Copyright (c) 2018-2022 Mark Qvist - unsigned.io/rnode
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
from time import sleep
import argparse
import threading
import os
import os.path
import struct
import datetime
import time
import math
import hashlib
from urllib.request import urlretrieve
from importlib import util
import RNS
RNS.logtimefmt = "%H:%M:%S"
RNS.compact_log_fmt = True
program_version = "2.0.0"
eth_addr = "0x81F7B979fEa6134bA9FD5c701b3501A2e61E897a"
btc_addr = "3CPmacGm34qYvR6XWLVEJmi2aNe3PZqUuq"
xmr_addr = "87HcDx6jRSkMQ9nPRd5K9hGGpZLn2s7vWETjMaVM5KfV4TD36NcYa8J8WSxhTSvBzzFpqDwp2fg5GX2moZ7VAP9QMZCZGET"
rnode = None
rnode_serial = None
rnode_port = None
rnode_baudrate = 115200
known_keys = [["unsigned.io", "30819f300d06092a864886f70d010101050003818d0030818902818100bf831ebd99f43b477caf1a094bec829389da40653e8f1f83fc14bf1b98a3e1cc70e759c213a43f71e5a47eb56a9ca487f241335b3e6ff7cdde0ee0a1c75c698574aeba0485726b6a9dfc046b4188e3520271ee8555a8f405cf21f81f2575771d0b0887adea5dd53c1f594f72c66b5f14904ffc2e72206a6698a490d51ba1105b0203010001"], ["unsigned.io", "30819f300d06092a864886f70d010101050003818d0030818902818100e5d46084e445595376bf7efd9c6ccf19d39abbc59afdb763207e4ff68b8d00ebffb63847aa2fe6dd10783d3ea63b55ac66f71ad885c20e223709f0d51ed5c6c0d0b093be9e1d165bb8a483a548b67a3f7a1e4580f50e75b306593fa6067ae259d3e297717bd7ff8c8f5b07f2bed89929a9a0321026cf3699524db98e2d18fb2d020300ff39"]]
firmware_update_url = "https://github.com/markqvist/RNode_Firmware/releases/download/"
fw_filename = None
mapped_model = None
class KISS():
FEND = 0xC0
FESC = 0xDB
TFEND = 0xDC
TFESC = 0xDD
CMD_UNKNOWN = 0xFE
CMD_DATA = 0x00
CMD_FREQUENCY = 0x01
CMD_BANDWIDTH = 0x02
CMD_TXPOWER = 0x03
CMD_SF = 0x04
CMD_CR = 0x05
CMD_RADIO_STATE = 0x06
CMD_RADIO_LOCK = 0x07
CMD_DETECT = 0x08
CMD_LEAVE = 0x0A
CMD_READY = 0x0F
CMD_STAT_RX = 0x21
CMD_STAT_TX = 0x22
CMD_STAT_RSSI = 0x23
CMD_STAT_SNR = 0x24
CMD_BLINK = 0x30
CMD_RANDOM = 0x40
CMD_BT_CTRL = 0x46
CMD_BOARD = 0x47
CMD_PLATFORM = 0x48
CMD_MCU = 0x49
CMD_FW_VERSION = 0x50
CMD_ROM_READ = 0x51
CMD_ROM_WRITE = 0x52
CMD_ROM_WIPE = 0x59
CMD_CONF_SAVE = 0x53
CMD_CONF_DELETE = 0x54
CMD_RESET = 0x55
CMD_DEV_HASH = 0x56
CMD_DEV_SIG = 0x57
CMD_FW_HASH = 0x58
CMD_FW_UPD = 0x61
DETECT_REQ = 0x73
DETECT_RESP = 0x46
RADIO_STATE_OFF = 0x00
RADIO_STATE_ON = 0x01
RADIO_STATE_ASK = 0xFF
CMD_ERROR = 0x90
ERROR_INITRADIO = 0x01
ERROR_TXFAILED = 0x02
ERROR_EEPROM_LOCKED = 0x03
@staticmethod
def escape(data):
data = data.replace(bytes([0xdb]), bytes([0xdb, 0xdd]))
data = data.replace(bytes([0xc0]), bytes([0xdb, 0xdc]))
return data
class ROM():
PLATFORM_AVR = 0x90
PLATFORM_ESP32 = 0x80
MCU_1284P = 0x91
MCU_2560 = 0x92
MCU_ESP32 = 0x81
PRODUCT_RNODE = 0x03
MODEL_A4 = 0xA4
MODEL_A9 = 0xA9
MODEL_A3 = 0xA3
MODEL_A8 = 0xA8
MODEL_A2 = 0xA2
MODEL_A7 = 0xA7
PRODUCT_T32_20 = 0xB0
MODEL_B3 = 0xB3
MODEL_B8 = 0xB8
PRODUCT_T32_21 = 0xB1
MODEL_B4 = 0xB4
MODEL_B9 = 0xB9
PRODUCT_H32_V2 = 0xC0
MODEL_C4 = 0xC4
MODEL_C9 = 0xC9
PRODUCT_TBEAM = 0xE0
MODEL_E4 = 0xE4
MODEL_E9 = 0xE9
PRODUCT_HMBRW = 0xF0
MODEL_FF = 0xFF
MODEL_FE = 0xFE
ADDR_PRODUCT = 0x00
ADDR_MODEL = 0x01
ADDR_HW_REV = 0x02
ADDR_SERIAL = 0x03
ADDR_MADE = 0x07
ADDR_CHKSUM = 0x0B
ADDR_SIGNATURE = 0x1B
ADDR_INFO_LOCK = 0x9B
ADDR_CONF_SF = 0x9C
ADDR_CONF_CR = 0x9D
ADDR_CONF_TXP = 0x9E
ADDR_CONF_BW = 0x9F
ADDR_CONF_FREQ = 0xA3
ADDR_CONF_OK = 0xA7
INFO_LOCK_BYTE = 0x73
CONF_OK_BYTE = 0x73
BOARD_RNODE = 0x31
BOARD_HMBRW = 0x32
BOARD_TBEAM = 0x33
BOARD_HUZZAH32 = 0x34
BOARD_GENERIC_ESP32 = 0x35
BOARD_LORA32_V2_0 = 0x36
BOARD_LORA32_V2_1 = 0x37
mapped_product = ROM.PRODUCT_RNODE
products = {
ROM.PRODUCT_RNODE: "RNode",
ROM.PRODUCT_HMBRW: "Hombrew RNode",
ROM.PRODUCT_TBEAM: "LilyGO T-Beam",
ROM.PRODUCT_T32_20: "LilyGO LoRa32 v2.0",
ROM.PRODUCT_T32_21: "LilyGO LoRa32 v2.1",
ROM.PRODUCT_H32_V2: "Heltec LoRa32 v2",
}
platforms = {
ROM.PLATFORM_AVR: "AVR",
ROM.PLATFORM_ESP32:"ESP32",
}
mcus = {
ROM.MCU_1284P: "ATmega1284P",
ROM.MCU_2560:"ATmega2560",
ROM.MCU_ESP32:"Espressif Systems ESP32",
}
models = {
0xA4: [410000000, 525000000, 14, "410 - 525 MHz", "rnode_firmware.hex"],
0xA9: [820000000, 1020000000, 17, "820 - 1020 MHz", "rnode_firmware.hex"],
0xA2: [410000000, 525000000, 17, "410 - 525 MHz", "rnode_firmware_ng21.zip"],
0xA7: [820000000, 1020000000, 17, "820 - 1020 MHz", "rnode_firmware_ng21.zip"],
0xA3: [410000000, 525000000, 17, "410 - 525 MHz", "rnode_firmware_ng20.zip"],
0xA8: [820000000, 1020000000, 17, "820 - 1020 MHz", "rnode_firmware_ng20.zip"],
0xB3: [420000000, 520000000, 17, "420 - 520 MHz", "rnode_firmware_lora32v20.zip"],
0xB8: [850000000, 950000000, 17, "850 - 950 MHz", "rnode_firmware_lora32v20.zip"],
0xB4: [420000000, 520000000, 17, "420 - 520 MHz", "rnode_firmware_lora32v21.zip"],
0xB9: [850000000, 950000000, 17, "850 - 950 MHz", "rnode_firmware_lora32v21.zip"],
0xC4: [420000000, 520000000, 17, "420 - 520 MHz", "rnode_firmware_heltec32v2.zip"],
0xC9: [850000000, 950000000, 17, "850 - 950 MHz", "rnode_firmware_heltec32v2.zip"],
0xE4: [420000000, 520000000, 17, "420 - 520 MHz", "rnode_firmware_tbeam.zip"],
0xE9: [850000000, 950000000, 17, "850 - 950 MHz", "rnode_firmware_tbeam.zip"],
0xFE: [100000000, 1100000000, 17, "(Band capabilities unknown)", None],
0xFF: [100000000, 1100000000, 14, "(Band capabilities unknown)", None],
}
CNF_DIR = None
UPD_DIR = None
FWD_DIR = None
try:
CNF_DIR = os.path.expanduser("~/.config/rnodeconf")
UPD_DIR = CNF_DIR+"/update"
FWD_DIR = CNF_DIR+"/firmware"
if not os.path.isdir(CNF_DIR):
os.makedirs(CNF_DIR)
if not os.path.isdir(UPD_DIR):
os.makedirs(UPD_DIR)
if not os.path.isdir(FWD_DIR):
os.makedirs(FWD_DIR)
except Exception as e:
print("No access to directory "+str(CNF_DIR)+". This utility needs file system access to store firmware and data files. Cannot continue.")
print("The contained exception was:")
print(str(e))
exit(99)
squashvw = False
class RNode():
def __init__(self, serial_instance):
self.serial = serial_instance
self.timeout = 100
self.r_frequency = None
self.r_bandwidth = None
self.r_txpower = None
self.r_sf = None
self.r_state = None
self.r_lock = None
self.sf = None
self.cr = None
self.txpower = None
self.frequency = None
self.bandwidth = None
self.detected = None
self.platform = None
self.mcu = None
self.eeprom = None
self.major_version = None
self.minor_version = None
self.version = None
self.provisioned = None
self.product = None
self.board = None
self.model = None
self.hw_rev = None
self.made = None
self.serialno = None
self.checksum = None
self.device_hash = None
self.signature = None
self.signature_valid = False
self.locally_signed = False
self.vendor = None
self.min_freq = None
self.max_freq = None
self.max_output = None
self.configured = None
self.conf_sf = None
self.conf_cr = None
self.conf_txpower = None
self.conf_frequency = None
self.conf_bandwidth = None
def disconnect(self):
self.leave()
self.serial.close()
def readLoop(self):
try:
in_frame = False
escape = False
command = KISS.CMD_UNKNOWN
data_buffer = b""
command_buffer = b""
last_read_ms = int(time.time()*1000)
while self.serial.is_open:
try:
data_waiting = self.serial.in_waiting
except Exception as e:
data_waiting = False
if data_waiting:
byte = ord(self.serial.read(1))
last_read_ms = int(time.time()*1000)
if (in_frame and byte == KISS.FEND and command == KISS.CMD_ROM_READ):
self.eeprom = data_buffer
in_frame = False
data_buffer = b""
command_buffer = b""
elif (byte == KISS.FEND):
in_frame = True
command = KISS.CMD_UNKNOWN
data_buffer = b""
command_buffer = b""
elif (in_frame and len(data_buffer) < 512):
if (len(data_buffer) == 0 and command == KISS.CMD_UNKNOWN):
command = byte
elif (command == KISS.CMD_ROM_READ):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
data_buffer = data_buffer+bytes([byte])
elif (command == KISS.CMD_DATA):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
data_buffer = data_buffer+bytes([byte])
elif (command == KISS.CMD_FREQUENCY):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 4):
self.r_frequency = command_buffer[0] << 24 | command_buffer[1] << 16 | command_buffer[2] << 8 | command_buffer[3]
RNS.log("Radio reporting frequency is "+str(self.r_frequency/1000000.0)+" MHz")
self.updateBitrate()
elif (command == KISS.CMD_BANDWIDTH):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 4):
self.r_bandwidth = command_buffer[0] << 24 | command_buffer[1] << 16 | command_buffer[2] << 8 | command_buffer[3]
RNS.log("Radio reporting bandwidth is "+str(self.r_bandwidth/1000.0)+" KHz")
self.updateBitrate()
elif (command == KISS.CMD_DEV_HASH):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 32):
self.device_hash = command_buffer
elif (command == KISS.CMD_FW_VERSION):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 2):
self.major_version = command_buffer[0]
self.minor_version = command_buffer[1]
self.updateVersion()
elif (command == KISS.CMD_BOARD):
self.board = byte
elif (command == KISS.CMD_PLATFORM):
self.platform = byte
elif (command == KISS.CMD_MCU):
self.mcu = byte
elif (command == KISS.CMD_TXPOWER):
self.r_txpower = byte
RNS.log("Radio reporting TX power is "+str(self.r_txpower)+" dBm")
elif (command == KISS.CMD_SF):
self.r_sf = byte
RNS.log("Radio reporting spreading factor is "+str(self.r_sf))
self.updateBitrate()
elif (command == KISS.CMD_CR):
self.r_cr = byte
RNS.log("Radio reporting coding rate is "+str(self.r_cr))
self.updateBitrate()
elif (command == KISS.CMD_RADIO_STATE):
self.r_state = byte
elif (command == KISS.CMD_RADIO_LOCK):
self.r_lock = byte
elif (command == KISS.CMD_STAT_RX):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 4):
self.r_stat_rx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
elif (command == KISS.CMD_STAT_TX):
if (byte == KISS.FESC):
escape = True
else:
if (escape):
if (byte == KISS.TFEND):
byte = KISS.FEND
if (byte == KISS.TFESC):
byte = KISS.FESC
escape = False
command_buffer = command_buffer+bytes([byte])
if (len(command_buffer) == 4):
self.r_stat_tx = ord(command_buffer[0]) << 24 | ord(command_buffer[1]) << 16 | ord(command_buffer[2]) << 8 | ord(command_buffer[3])
elif (command == KISS.CMD_STAT_RSSI):
self.r_stat_rssi = byte-RNodeInterface.RSSI_OFFSET
elif (command == KISS.CMD_STAT_SNR):
self.r_stat_snr = int.from_bytes(bytes([byte]), byteorder="big", signed=True) * 0.25
elif (command == KISS.CMD_RANDOM):
self.r_random = byte
elif (command == KISS.CMD_ERROR):
if (byte == KISS.ERROR_INITRADIO):
RNS.log(str(self)+" hardware initialisation error (code "+RNS.hexrep(byte)+")")
elif (byte == KISS.ERROR_TXFAILED):
RNS.log(str(self)+" hardware TX error (code "+RNS.hexrep(byte)+")")
else:
RNS.log(str(self)+" hardware error (code "+RNS.hexrep(byte)+")")
elif (command == KISS.CMD_DETECT):
if byte == KISS.DETECT_RESP:
self.detected = True
else:
self.detected = False
else:
time_since_last = int(time.time()*1000) - last_read_ms
if len(data_buffer) > 0 and time_since_last > self.timeout:
RNS.log(str(self)+" serial read timeout")
data_buffer = b""
in_frame = False
command = KISS.CMD_UNKNOWN
escape = False
sleep(0.08)
except Exception as e:
raise e
exit()
def updateBitrate(self):
try:
self.bitrate = self.r_sf * ( (4.0/self.r_cr) / (math.pow(2,self.r_sf)/(self.r_bandwidth/1000)) ) * 1000
self.bitrate_kbps = round(self.bitrate/1000.0, 2)
except Exception as e:
self.bitrate = 0
def updateVersion(self):
minstr = str(self.minor_version)
if len(minstr) == 1:
minstr = "0"+minstr
self.version = str(self.major_version)+"."+minstr
def detect(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_DETECT, KISS.DETECT_REQ, KISS.FEND, KISS.CMD_FW_VERSION, 0x00, KISS.FEND, KISS.CMD_PLATFORM, 0x00, KISS.FEND, KISS.CMD_MCU, 0x00, KISS.FEND, KISS.CMD_BOARD, 0x00, KISS.FEND, KISS.CMD_DEV_HASH, 0x01, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while detecting hardware for "+self(str))
def leave(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_LEAVE, 0xFF, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending host left command to device")
def enable_bluetooth(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_BT_CTRL, 0x01, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending bluetooth enable command to device")
def disable_bluetooth(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_BT_CTRL, 0x00, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending bluetooth disable command to device")
def bluetooth_pair(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_BT_CTRL, 0x02, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending bluetooth pair command to device")
def store_signature(self, signature_bytes):
data = KISS.escape(signature_bytes)
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_DEV_SIG])+data+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending signature to device")
def set_firmware_hash(self, hash_bytes):
data = KISS.escape(hash_bytes)
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_FW_HASH])+data+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending firmware hash to device")
def indicate_firmware_update(self):
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_FW_UPD])+bytes([0x01])+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while sending firmware update command to device")
def initRadio(self):
self.setFrequency()
self.setBandwidth()
self.setTXPower()
self.setSpreadingFactor()
self.setCodingRate()
self.setRadioState(KISS.RADIO_STATE_ON)
def setFrequency(self):
c1 = self.frequency >> 24
c2 = self.frequency >> 16 & 0xFF
c3 = self.frequency >> 8 & 0xFF
c4 = self.frequency & 0xFF
data = KISS.escape(bytes([c1])+bytes([c2])+bytes([c3])+bytes([c4]))
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_FREQUENCY])+data+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring frequency for "+self(str))
def setBandwidth(self):
c1 = self.bandwidth >> 24
c2 = self.bandwidth >> 16 & 0xFF
c3 = self.bandwidth >> 8 & 0xFF
c4 = self.bandwidth & 0xFF
data = KISS.escape(bytes([c1])+bytes([c2])+bytes([c3])+bytes([c4]))
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_BANDWIDTH])+data+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring bandwidth for "+self(str))
def setTXPower(self):
txp = bytes([self.txpower])
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_TXPOWER])+txp+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring TX power for "+self(str))
def setSpreadingFactor(self):
sf = bytes([self.sf])
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_SF])+sf+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring spreading factor for "+self(str))
def setCodingRate(self):
cr = bytes([self.cr])
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_CR])+cr+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring coding rate for "+self(str))
def setRadioState(self, state):
kiss_command = bytes([KISS.FEND])+bytes([KISS.CMD_RADIO_STATE])+bytes([state])+bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring radio state for "+self(str))
def setNormalMode(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_CONF_DELETE, 0x00, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring device mode")
def setTNCMode(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_CONF_SAVE, 0x00, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring device mode")
if self.platform == ROM.PLATFORM_ESP32:
self.hard_reset()
def wipe_eeprom(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_ROM_WIPE, 0xf8, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while wiping EEPROM")
sleep(13);
def hard_reset(self):
kiss_command = bytes([KISS.FEND, KISS.CMD_RESET, 0xf8, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while restarting device")
sleep(2);
def write_eeprom(self, addr, byte):
write_payload = b"" + bytes([addr, byte])
write_payload = KISS.escape(write_payload)
kiss_command = bytes([KISS.FEND, KISS.CMD_ROM_WRITE]) + write_payload + bytes([KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while writing EEPROM")
def download_eeprom(self):
self.eeprom = None
kiss_command = bytes([KISS.FEND, KISS.CMD_ROM_READ, 0x00, KISS.FEND])
written = self.serial.write(kiss_command)
if written != len(kiss_command):
raise IOError("An IO error occurred while configuring radio state")
sleep(0.6)
if self.eeprom == None:
RNS.log("Could not download EEPROM from device. Is a valid firmware installed?")
exit()
else:
self.parse_eeprom()
def parse_eeprom(self):
global squashvw;
try:
if self.eeprom[ROM.ADDR_INFO_LOCK] == ROM.INFO_LOCK_BYTE:
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.backends import default_backend
self.provisioned = True
self.product = self.eeprom[ROM.ADDR_PRODUCT]
self.model = self.eeprom[ROM.ADDR_MODEL]
self.hw_rev = self.eeprom[ROM.ADDR_HW_REV]
self.serialno = bytes([self.eeprom[ROM.ADDR_SERIAL], self.eeprom[ROM.ADDR_SERIAL+1], self.eeprom[ROM.ADDR_SERIAL+2], self.eeprom[ROM.ADDR_SERIAL+3]])
self.made = bytes([self.eeprom[ROM.ADDR_MADE], self.eeprom[ROM.ADDR_MADE+1], self.eeprom[ROM.ADDR_MADE+2], self.eeprom[ROM.ADDR_MADE+3]])
self.checksum = b""
self.min_freq = models[self.model][0]
self.max_freq = models[self.model][1]
self.max_output = models[self.model][2]
try:
self.min_freq = models[self.model][0]
self.max_freq = models[self.model][1]
self.max_output = models[self.model][2]
except Exception as e:
RNS.log("Exception")
RNS.log(str(e))
self.min_freq = 0
self.max_freq = 0
self.max_output = 0
for i in range(0,16):
self.checksum = self.checksum+bytes([self.eeprom[ROM.ADDR_CHKSUM+i]])
self.signature = b""
for i in range(0,128):
self.signature = self.signature+bytes([self.eeprom[ROM.ADDR_SIGNATURE+i]])
checksummed_info = b"" + bytes([self.product]) + bytes([self.model]) + bytes([self.hw_rev]) + self.serialno + self.made
digest = hashes.Hash(hashes.MD5(), backend=default_backend())
digest.update(checksummed_info)
checksum = digest.finalize()
if self.checksum != checksum:
self.provisioned = False
RNS.log("EEPROM checksum mismatch")
exit()
else:
RNS.log("EEPROM checksum correct")
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.serialization import load_der_public_key
from cryptography.hazmat.primitives.serialization import load_der_private_key
from cryptography.hazmat.primitives.asymmetric import padding
# Try loading local signing key for
# validation of self-signed devices
if os.path.isdir(FWD_DIR) and os.path.isfile(FWD_DIR+"/signing.key"):
private_bytes = None
try:
file = open(FWD_DIR+"/signing.key", "rb")
private_bytes = file.read()
file.close()
except Exception as e:
RNS.log("Could not load local signing key")
try:
private_key = serialization.load_der_private_key(
private_bytes,
password=None,
backend=default_backend()
)
public_key = private_key.public_key()
public_bytes = public_key.public_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PublicFormat.SubjectPublicKeyInfo
)
public_bytes_hex = RNS.hexrep(public_bytes, delimit=False)
vendor_keys = []
for known in known_keys:
vendor_keys.append(known[1])
if not public_bytes_hex in vendor_keys:
local_key_entry = ["LOCAL", public_bytes_hex]
known_keys.append(local_key_entry)
except Exception as e:
RNS.log("Could not deserialize local signing key")
RNS.log(str(e))
for known in known_keys:
vendor = known[0]
public_hexrep = known[1]
public_bytes = bytes.fromhex(public_hexrep)
public_key = load_der_public_key(public_bytes, backend=default_backend())
try:
public_key.verify(
self.signature,
self.checksum,
padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=padding.PSS.MAX_LENGTH
),
hashes.SHA256())
if vendor == "LOCAL":
self.locally_signed = True
self.signature_valid = True
self.vendor = vendor
except Exception as e:
pass
if self.signature_valid:
RNS.log("Device signature validated")
else:
RNS.log("Device signature validation failed")
if not squashvw:
print(" ")
print(" WARNING! This device is NOT verifiable and should NOT be trusted.")
print(" Someone could have added privacy-breaking or malicious code to it.")
print(" ")
print(" Proceed at your own risk and responsibility! If you created this")
print(" device yourself, please read the documentation on how to sign your")
print(" device to avoid this warning.")
print(" ")
print(" Always use a firmware downloaded as binaries or compiled from source")
print(" from one of the following locations:")
print(" ")
print(" https://unsigned.io/rnode")
print(" https://github.com/markqvist/rnode_firmware")
print(" ")
print(" You can reflash and bootstrap this device to a verifiable state")
print(" by using this utility. It is recommended to do so NOW!")
print(" ")
print(" To initialise this device to a verifiable state, please run:")
print(" ")
print(" rnodeconf "+str(self.serial.name)+" --autoinstall")
print("")
if self.eeprom[ROM.ADDR_CONF_OK] == ROM.CONF_OK_BYTE:
self.configured = True
self.conf_sf = self.eeprom[ROM.ADDR_CONF_SF]
self.conf_cr = self.eeprom[ROM.ADDR_CONF_CR]
self.conf_txpower = self.eeprom[ROM.ADDR_CONF_TXP]
self.conf_frequency = self.eeprom[ROM.ADDR_CONF_FREQ] << 24 | self.eeprom[ROM.ADDR_CONF_FREQ+1] << 16 | self.eeprom[ROM.ADDR_CONF_FREQ+2] << 8 | self.eeprom[ROM.ADDR_CONF_FREQ+3]
self.conf_bandwidth = self.eeprom[ROM.ADDR_CONF_BW] << 24 | self.eeprom[ROM.ADDR_CONF_BW+1] << 16 | self.eeprom[ROM.ADDR_CONF_BW+2] << 8 | self.eeprom[ROM.ADDR_CONF_BW+3]
else:
self.configured = False
else:
self.provisioned = False
except Exception as e:
self.provisioned = False
RNS.log("Invalid EEPROM data, could not parse device EEPROM.")
def device_probe(self):
sleep(2.5)
self.detect()
sleep(0.75)
if self.detected == True:
RNS.log("Device connected")
RNS.log("Current firmware version: "+self.version)
return True
else:
raise IOError("Got invalid response while detecting device")
selected_version = None
selected_hash = None
firmware_version_url = "https://unsigned.io/firmware/latest/?variant="
def ensure_firmware_file(fw_filename):
global selected_version, selected_hash, upd_nocheck
try:
if selected_version == None:
if not upd_nocheck:
try:
urlretrieve(firmware_version_url+fw_filename, UPD_DIR+"/"+fw_filename+".version.latest")
except Exception as e:
RNS.log("Failed to retrive latest version information for your board.")
RNS.log("Check your internet connection and try again.")
RNS.log("If you don't have Internet access currently, use the --fw-version option to manually specify a version.")
exit()
import shutil
file = open(UPD_DIR+"/"+fw_filename+".version.latest", "rb")
release_info = file.read().decode("utf-8").strip()
selected_version = release_info.split()[0]
selected_hash = release_info.split()[1]
if not os.path.isdir(UPD_DIR+"/"+selected_version):
os.makedirs(UPD_DIR+"/"+selected_version)
shutil.copy(UPD_DIR+"/"+fw_filename+".version.latest", UPD_DIR+"/"+selected_version+"/"+fw_filename+".version")
RNS.log("The latest firmware for this board is version "+selected_version)
else:
RNS.log("Online firmware version check was disabled, but no firmware version specified for install.")
RNS.log("use the --fw-version option to manually specify a version.")
exit(98)
update_target_url = firmware_update_url+selected_version+"/"+fw_filename
try:
if not os.path.isdir(UPD_DIR+"/"+selected_version):
os.makedirs(UPD_DIR+"/"+selected_version)
if not os.path.isfile(UPD_DIR+"/"+selected_version+"/"+fw_filename):
RNS.log("Downloading missing firmware file: "+fw_filename+" for version "+selected_version)
urlretrieve(update_target_url, UPD_DIR+"/"+selected_version+"/"+fw_filename)
RNS.log("Firmware file downloaded")
else:
RNS.log("Using existing firmware file: "+fw_filename+" for version "+selected_version)
try:
if selected_hash == None:
try:
file = open(UPD_DIR+"/"+selected_version+"/"+fw_filename+".version", "rb")
release_info = file.read().decode("utf-8").strip()
selected_hash = release_info.split()[1]
except Exception as e:
RNS.log("Could not read locally cached release information.")
RNS.log("You can clear the cache with the --clear-cache option and try again.")
if selected_hash == None:
RNS.log("No release hash found for "+fw_filename+". The firmware integrity could not be verified.")
exit(97)
RNS.log("Veryfying firmware integrity...")
fw_file = open(UPD_DIR+"/"+selected_version+"/"+fw_filename, "rb")
expected_hash = bytes.fromhex(selected_hash)
file_hash = hashlib.sha256(fw_file.read()).hexdigest()
if file_hash == selected_hash:
pass
else:
RNS.log("")
RNS.log("Firmware corrupt. Try clearing the local firmware cache with: rnodeconf --clear-cache")
exit(96)
except Exception as e:
RNS.log("An error occurred while checking firmware file integrity. The contained exception was:")
RNS.log(str(e))
exit(95)
except Exception as e:
RNS.log("Could not download required firmware file: ")
RNS.log(str(update_target_url))
RNS.log("The contained exception was:")
RNS.log(str(e))
exit()
except Exception as e:
RNS.log("An error occurred while reading version information for "+str(fw_filename)+". The contained exception was:")
RNS.log(str(e))
exit()
def rnode_open_serial(port):
import serial
return serial.Serial(
port = port,
baudrate = rnode_baudrate,
bytesize = 8,
parity = serial.PARITY_NONE,
stopbits = 1,
xonxoff = False,
rtscts = False,
timeout = 0,
inter_byte_timeout = None,
write_timeout = None,
dsrdtr = False
)
device_signer = None
force_update = False
upd_nocheck = False
def main():
global mapped_product, mapped_model, fw_filename, selected_version, force_update, upd_nocheck, device_signer
try:
if not util.find_spec("serial"):
raise ImportError("Serial module could not be found")
except ImportError:
print("")
print("RNode Config Utility needs pyserial to work.")
print("You can install it with: pip3 install pyserial")
print("")
exit()
try:
if not util.find_spec("cryptography"):
raise ImportError("Cryptography module could not be found")
except ImportError:
print("")
print("RNode Config Utility needs the cryptography module to work.")
print("You can install it with: pip3 install cryptography")
print("")
exit()
import serial
from serial.tools import list_ports
try:
parser = argparse.ArgumentParser(description="RNode Configuration and firmware utility. This program allows you to change various settings and startup modes of RNode. It can also install, flash and update the firmware on supported devices.")
parser.add_argument("-i", "--info", action="store_true", help="Show device info")
parser.add_argument("-a", "--autoinstall", action="store_true", help="Automatic installation on various supported devices")
parser.add_argument("-u", "--update", action="store_true", help="Update firmware to the latest version")
parser.add_argument("-U", "--force-update", action="store_true", help="Update to specified firmware even if version matches or is older than installed version")
parser.add_argument("--fw-version", action="store", metavar="version", default=None, help="Use a specific firmware version for update or autoinstall")
parser.add_argument("--nocheck", action="store_true", help="Don't check for firmware updates online")
parser.add_argument("-C", "--clear-cache", action="store_true", help="Clear locally cached firmware files")
parser.add_argument("-N", "--normal", action="store_true", help="Switch device to normal mode")
parser.add_argument("-T", "--tnc", action="store_true", help="Switch device to TNC mode")
parser.add_argument("-b", "--bluetooth-on", action="store_true", help="Turn device bluetooth on")
parser.add_argument("-B", "--bluetooth-off", action="store_true", help="Turn device bluetooth off")
parser.add_argument("-p", "--bluetooth-pair", action="store_true", help="Put device into bluetooth pairing mode")
parser.add_argument("--freq", action="store", metavar="Hz", type=int, default=None, help="Frequency in Hz for TNC mode")
parser.add_argument("--bw", action="store", metavar="Hz", type=int, default=None, help="Bandwidth in Hz for TNC mode")
parser.add_argument("--txp", action="store", metavar="dBm", type=int, default=None, help="TX power in dBm for TNC mode")
parser.add_argument("--sf", action="store", metavar="factor", type=int, default=None, help="Spreading factor for TNC mode (7 - 12)")
parser.add_argument("--cr", action="store", metavar="rate", type=int, default=None, help="Coding rate for TNC mode (5 - 8)")
parser.add_argument("--eeprom-backup", action="store_true", help="Backup EEPROM to file")
parser.add_argument("--eeprom-dump", action="store_true", help="Dump EEPROM to console")
parser.add_argument("--eeprom-wipe", action="store_true", help="Unlock and wipe EEPROM")
parser.add_argument("--version", action="store_true", help="Print program version and exit")
parser.add_argument("-f", "--flash", action="store_true", help=argparse.SUPPRESS) # Flash firmware and bootstrap EEPROM
parser.add_argument("-r", "--rom", action="store_true", help=argparse.SUPPRESS) # Bootstrap EEPROM without flashing firmware
parser.add_argument("-k", "--key", action="store_true", help=argparse.SUPPRESS) # Generate a new signing key and exit
parser.add_argument("-P", "--public", action="store_true", help=argparse.SUPPRESS) # Display public part of signing key
parser.add_argument("-S", "--sign", action="store_true", help=argparse.SUPPRESS) # Display public part of signing key
parser.add_argument("-H", "--firmware-hash", action="store", help=argparse.SUPPRESS) # Display public part of signing key
parser.add_argument("--platform", action="store", metavar="platform", type=str, default=None, help=argparse.SUPPRESS) # Platform specification for device bootstrap
parser.add_argument("--product", action="store", metavar="product", type=str, default=None, help=argparse.SUPPRESS) # Product specification for device bootstrap
parser.add_argument("--model", action="store", metavar="model", type=str, default=None, help=argparse.SUPPRESS) # Model code for device bootstrap
parser.add_argument("--hwrev", action="store", metavar="revision", type=int, default=None, help=argparse.SUPPRESS) # Hardware revision for device bootstrap
parser.add_argument("port", nargs="?", default=None, help="serial port where RNode is attached", type=str)
args = parser.parse_args()
def print_donation_block():
print(" Ethereum : "+eth_addr)
print(" Bitcoin : "+btc_addr)
print(" Monero : "+xmr_addr)
print(" Ko-Fi : https://ko-fi.com/markqvist")
print("")
print(" Info : https://unsigned.io/")
print(" Code : https://github.com/markqvist")
if args.version:
print("rnodeconf "+program_version)
exit(0)
if args.clear_cache:
RNS.log("Clearing local firmware cache...")
import shutil
shutil.rmtree(UPD_DIR)
RNS.log("Done")
exit(0)
if args.fw_version != None:
selected_version = args.fw_version
if args.force_update:
force_update = True
if args.nocheck:
upd_nocheck = True
if args.public or args.key or args.flash or args.rom or args.autoinstall:
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.backends import default_backend
from cryptography.hazmat.primitives import serialization
from cryptography.hazmat.primitives.serialization import load_der_public_key
from cryptography.hazmat.primitives.serialization import load_der_private_key
from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives.asymmetric import padding
if args.autoinstall:
print("\nHello!\n\nThis guide will help you install the RNode firmware on supported")
print("and homebrew devices. Please connect the device you wish to set\nup now. Hit enter when it is connected.")
input()
global squashvw
squashvw = True
selected_port = None
if not args.port:
ports = list_ports.comports()
portlist = []
for port in ports:
portlist.insert(0, port)
pi = 1
print("Detected serial ports:")
for port in portlist:
print(" ["+str(pi)+"] "+str(port.device)+" ("+str(port.product)+", "+str(port.serial_number)+")")
pi += 1
print("\nEnter the number of the serial port your device is connected to: ", end="")
try:
c_port = int(input())
if c_port < 1 or c_port > len(ports):
raise ValueError()
selected_port = portlist[c_port-1]
except Exception as e:
print("That port does not exist, exiting now.")
exit()
if selected_port == None:
print("Could not select port, exiting now.")
exit()
port_path = selected_port.device
port_product = selected_port.product
port_serialno = selected_port.serial_number
print("\nOk, using device on "+str(port_path)+" ("+str(port_product)+", "+str(port_serialno)+")")
else:
ports = list_ports.comports()
for port in ports:
if port.device == args.port:
selected_port = port
if selected_port == None:
print("Could not find specified port "+str(args.port)+", exiting now")
exit()
port_path = selected_port.device
port_product = selected_port.product
port_serialno = selected_port.serial_number
print("\nUsing device on "+str(port_path))
print("\nProbing device...")
try:
rnode_serial = rnode_open_serial(port_path)
except Exception as e:
RNS.log("Could not open the specified serial port. The contained exception was:")
RNS.log(str(e))
exit()
rnode = RNode(rnode_serial)
thread = threading.Thread(target=rnode.readLoop, daemon=True).start()
try:
rnode.device_probe()
except Exception as e:
RNS.log("No answer from device")
if rnode.detected:
RNS.log("Trying to read EEPROM...")
rnode.download_eeprom()
if rnode.provisioned and rnode.signature_valid:
print("\nThis device is already installed and provisioned. No further action will")
print("be taken. If you wish to completely reinstall this device, you must first")
print("wipe the current EEPROM. See the help for more info.\n\nExiting now.")
exit()
if rnode.detected:
print("\nThe device seems to have an RNode firmware installed, but it was not")
print("provisioned correctly, or it is corrupt. We are going to reinstall the")
print("correct firmware and provision it.")
else:
print("\nIt looks like this is a fresh device with no RNode firmware.")
print("What kind of device is this?\n")
print("[1] RNode from Unsigned.io")
print("[2] Homebrew RNode")
print("[3] LilyGO T-Beam")
print("[4] LilyGO LoRa32 v2.0")
print("[5] LilyGO LoRa32 v2.1")
print("[6] Heltec LoRa32 v2")
print("\n? ", end="")
selected_product = None
try:
c_dev = int(input())
if c_dev < 1 or c_dev > 6:
raise ValueError()
elif c_dev == 1:
selected_product = ROM.PRODUCT_RNODE
elif c_dev == 2:
selected_product = ROM.PRODUCT_HMBRW
print("")
print("---------------------------------------------------------------------------")
print("Important! Using RNode firmware on homebrew devices should currently be")
print("considered experimental. It is not intended for production or critical use.")
print("The currently supplied firmware is provided AS-IS as a courtesey to those")
print("who would like to experiment with it. Hit enter to continue.")
print("---------------------------------------------------------------------------")
input()
elif c_dev == 3:
selected_product = ROM.PRODUCT_TBEAM
print("")
print("---------------------------------------------------------------------------")
print("Important! Using RNode firmware on T-Beam devices should currently be")
print("considered experimental. It is not intended for production or critical use.")
print("The currently supplied firmware is provided AS-IS as a courtesey to those")
print("who would like to experiment with it. Hit enter to continue.")
print("---------------------------------------------------------------------------")
input()
elif c_dev == 4:
selected_product = ROM.PRODUCT_T32_20
print("")
print("---------------------------------------------------------------------------")
print("Important! Using RNode firmware on LoRa32 devices should currently be")
print("considered experimental. It is not intended for production or critical use.")
print("The currently supplied firmware is provided AS-IS as a courtesey to those")
print("who would like to experiment with it. Hit enter to continue.")
print("---------------------------------------------------------------------------")
input()
elif c_dev == 5:
selected_product = ROM.PRODUCT_T32_21
print("")
print("---------------------------------------------------------------------------")
print("Important! Using RNode firmware on LoRa32 devices should currently be")
print("considered experimental. It is not intended for production or critical use.")
print("The currently supplied firmware is provided AS-IS as a courtesey to those")
print("who would like to experiment with it. Hit enter to continue.")
print("---------------------------------------------------------------------------")
input()
elif c_dev == 6:
selected_product = ROM.PRODUCT_H32_V2
print("")
print("---------------------------------------------------------------------------")
print("Important! Using RNode firmware on Heltec devices should currently be")
print("considered experimental. It is not intended for production or critical use.")
print("")
print("Please also note that a number of users have reported issues with the serial")
print("to USB chips on Heltec LoRa V2 boards, resulting in intermittent USB comms")
print("and problems flashing and updating devices.")
print("")
print("The currently supplied firmware is provided AS-IS as a courtesey to those")
print("who would like to experiment with it. Hit enter to continue.")
print("---------------------------------------------------------------------------")
input()
except Exception as e:
print("That device type does not exist, exiting now.")
exit()
selected_platform = None
selected_model = None
selected_mcu = None
if selected_product == ROM.PRODUCT_HMBRW:
print("\nWhat kind of microcontroller is your board based on?\n")
print("[1] AVR ATmega1284P")
print("[2] AVR ATmega2560")
print("[3] Espressif Systems ESP32")
print("\n? ", end="")
try:
c_mcu = int(input())
if c_mcu < 1 or c_mcu > 3:
raise ValueError()
elif c_mcu == 1:
selected_mcu = ROM.MCU_1284P
selected_platform = ROM.PLATFORM_AVR
elif c_mcu == 2:
selected_mcu = ROM.MCU_2560
selected_platform = ROM.PLATFORM_AVR
elif c_mcu == 3:
selected_mcu = ROM.MCU_ESP32
selected_platform = ROM.PLATFORM_ESP32
selected_model = ROM.MODEL_FF
except Exception as e:
print("That MCU type does not exist, exiting now.")
exit()
print("\nWhat transceiver module does your board use?\n")
print("[1] SX1276/SX1278 with antenna port on PA_BOOST pin")
print("[2] SX1276/SX1278 with antenna port on RFO pin")
print("\n? ", end="")
try:
c_trxm = int(input())
if c_trxm < 1 or c_trxm > 3:
raise ValueError()
elif c_trxm == 1:
selected_model = ROM.MODEL_FE
elif c_trxm == 2:
selected_model = ROM.MODEL_FF
except Exception as e:
print("That transceiver type does not exist, exiting now.")
exit()
elif selected_product == ROM.PRODUCT_RNODE:
selected_mcu = ROM.MCU_1284P
print("\nWhat model is this RNode?\n")
print("[1] Original v1.x RNode, 410 - 525 MHz")
print("[2] Original v1.x RNode, 820 - 1020 MHz")
print("[3] Prototype v2 RNode, 410 - 525 MHz")
print("[4] Prototype v2 RNode, 820 - 1020 MHz")
print("[5] RNode v2.x, 410 - 525 MHz")
print("[6] RNode v2.x, 820 - 1020 MHz")
print("\n? ", end="")
try:
c_model = int(input())
if c_model < 1 or c_model > 6:
raise ValueError()
elif c_model == 1:
selected_model = ROM.MODEL_A4
selected_platform = ROM.PLATFORM_AVR
elif c_model == 2:
selected_model = ROM.MODEL_A9
selected_platform = ROM.PLATFORM_AVR
elif c_model == 3:
selected_model = ROM.MODEL_A3
selected_mcu = ROM.MCU_ESP32
selected_platform = ROM.PLATFORM_ESP32
elif c_model == 4:
selected_model = ROM.MODEL_A8
selected_mcu = ROM.MCU_ESP32
selected_platform = ROM.PLATFORM_ESP32
elif c_model == 5:
selected_model = ROM.MODEL_A2
selected_mcu = ROM.MCU_ESP32
selected_platform = ROM.PLATFORM_ESP32
elif c_model == 6:
selected_model = ROM.MODEL_A7
selected_mcu = ROM.MCU_ESP32
selected_platform = ROM.PLATFORM_ESP32
except Exception as e:
print("That model does not exist, exiting now.")
exit()
elif selected_product == ROM.PRODUCT_TBEAM:
selected_mcu = ROM.MCU_ESP32
print("\nWhat band is this T-Beam for?\n")
print("[1] 433 MHz")
print("[2] 868 MHz")
print("[3] 915 MHz")
print("[4] 923 MHz")
print("\n? ", end="")
try:
c_model = int(input())
if c_model < 1 or c_model > 4:
raise ValueError()
elif c_model == 1:
selected_model = ROM.MODEL_E4
selected_platform = ROM.PLATFORM_ESP32
elif c_model > 1:
selected_model = ROM.MODEL_E9
selected_platform = ROM.PLATFORM_ESP32
except Exception as e:
print("That band does not exist, exiting now.")
exit()
elif selected_product == ROM.PRODUCT_T32_20:
selected_mcu = ROM.MCU_ESP32
print("\nWhat band is this LoRa32 for?\n")
print("[1] 433 MHz")
print("[2] 868 MHz")
print("[3] 915 MHz")
print("[4] 923 MHz")
print("\n? ", end="")
try:
c_model = int(input())
if c_model < 1 or c_model > 4:
raise ValueError()
elif c_model == 1:
selected_model = ROM.MODEL_B3
selected_platform = ROM.PLATFORM_ESP32
elif c_model > 1:
selected_model = ROM.MODEL_B8
selected_platform = ROM.PLATFORM_ESP32
except Exception as e:
print("That band does not exist, exiting now.")
exit()
elif selected_product == ROM.PRODUCT_T32_21:
selected_mcu = ROM.MCU_ESP32
print("\nWhat band is this LoRa32 for?\n")
print("[1] 433 MHz")
print("[2] 868 MHz")
print("[3] 915 MHz")
print("[4] 923 MHz")
print("\n? ", end="")
try:
c_model = int(input())
if c_model < 1 or c_model > 4:
raise ValueError()
elif c_model == 1:
selected_model = ROM.MODEL_B4
selected_platform = ROM.PLATFORM_ESP32
elif c_model > 1:
selected_model = ROM.MODEL_B9
selected_platform = ROM.PLATFORM_ESP32
except Exception as e:
print("That band does not exist, exiting now.")
exit()
elif selected_product == ROM.PRODUCT_H32_V2:
selected_mcu = ROM.MCU_ESP32
print("\nWhat band is this Heltec LoRa32 for?\n")
print("[1] 433 MHz")
print("[2] 868 MHz")
print("[3] 915 MHz")
print("[4] 923 MHz")
print("\n? ", end="")
try:
c_model = int(input())
if c_model < 1 or c_model > 4:
raise ValueError()
elif c_model == 1:
selected_model = ROM.MODEL_C4
selected_platform = ROM.PLATFORM_ESP32
elif c_model > 1:
selected_model = ROM.MODEL_C9
selected_platform = ROM.PLATFORM_ESP32
except Exception as e:
print("That band does not exist, exiting now.")
exit()
if selected_model != ROM.MODEL_FF and selected_model != ROM.MODEL_FE:
fw_filename = models[selected_model][4]
else:
if selected_platform == ROM.PLATFORM_AVR:
if selected_mcu == ROM.MCU_1284P:
fw_filename = "rnode_firmware.hex"
elif selected_mcu == ROM.MCU_2560:
fw_filename = "rnode_firmware_m2560.hex"
elif selected_platform == ROM.PLATFORM_ESP32:
fw_filename = None
print("\nWhat kind of ESP32 board is this?\n")
print("[1] Adafruit Feather ESP32 (HUZZAH32)")
print("[2] Generic ESP32 board")
print("\n? ", end="")
try:
c_eboard = int(input())
if c_eboard < 1 or c_eboard > 2:
raise ValueError()
elif c_eboard == 1:
fw_filename = "rnode_firmware_featheresp32.zip"
elif c_eboard == 2:
fw_filename = "rnode_firmware_esp32_generic.zip"
except Exception as e:
print("That ESP32 board does not exist, exiting now.")
exit()
if fw_filename == None:
print("")
print("Sorry, no firmware for your board currently exists.")
print("Help making it a reality by contributing code or by")
print("donating to the project.")
print("")
print_donation_block()
print("")
exit()
print("\nOk, that should be all the information we need. Please confirm the following")
print("summary before proceeding. In the next step, the device will be flashed and")
print("provisioned, so make that you are satisfied with your choices.\n")
print("Serial port : "+str(selected_port.device))
print("Device type : "+str(products[selected_product])+" "+str(models[selected_model][3]))
print("Platform : "+str(platforms[selected_platform]))
print("Device MCU : "+str(mcus[selected_mcu]))
print("Firmware file : "+str(fw_filename))
print("\nIs the above correct? [y/N] ", end="")
try:
c_ok = input().lower()
if c_ok != "y":
raise ValueError()
except Exception as e:
print("OK, aborting now.")
exit()
args.key = True
args.port = selected_port.device
args.platform = selected_platform
args.hwrev = 1
mapped_model = selected_model
mapped_product = selected_product
args.update = False
args.flash = True
try:
RNS.log("Checking firmware file availability...")
ensure_firmware_file(fw_filename)
except Exception as e:
RNS.log("Could not obain firmware package for your board")
RNS.log("The contained exception was: "+str(e))
exit()
rnode.disconnect()
if args.public:
private_bytes = None
try:
file = open(FWD_DIR+"/signing.key", "rb")
private_bytes = file.read()
file.close()
except Exception as e:
RNS.log("Could not load EEPROM signing key")
try:
private_key = serialization.load_der_private_key(
private_bytes,
password=None,
backend=default_backend()
)
public_key = private_key.public_key()
public_bytes = public_key.public_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PublicFormat.SubjectPublicKeyInfo
)
RNS.log("EEPROM Signing Public key:")
RNS.log(RNS.hexrep(public_bytes, delimit=False))
except Exception as e:
RNS.log("Could not deserialize signing key")
RNS.log(str(e))
try:
device_signer = RNS.Identity.from_file(FWD_DIR+"/device.key")
RNS.log("")
RNS.log("Device Signing Public key:")
RNS.log(RNS.hexrep(device_signer.get_public_key()[32:], delimit=True))
except Exception as e:
RNS.log("Could not load device signing key")
exit()
if args.key:
if not os.path.isfile(FWD_DIR+"/device.key"):
try:
RNS.log("Generating a new device signing key...")
device_signer = RNS.Identity()
device_signer.to_file(FWD_DIR+"/device.key")
RNS.log("Device signing key written to "+str(FWD_DIR+"/device.key"))
except Exception as e:
RNS.log("Could not create new device signing key at "+str(FWD_DIR+"/device.key")+". The contained exception was:")
RNS.log(str(e))
RNS.log("Please ensure filesystem access and try again.")
exit(81)
else:
try:
device_signer = RNS.Identity.from_file(FWD_DIR+"/device.key")
except Exception as e:
RNS.log("Could not load device signing key from "+str(FWD_DIR+"/device.key")+". The contained exception was:")
RNS.log(str(e))
RNS.log("Please restore or clear the key and try again.")
exit(82)
if not os.path.isfile(FWD_DIR+"/signing.key"):
RNS.log("Generating a new EEPROM signing key...")
private_key = rsa.generate_private_key(
public_exponent=65537,
key_size=1024,
backend=default_backend()
)
private_bytes = private_key.private_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PrivateFormat.PKCS8,
encryption_algorithm=serialization.NoEncryption()
)
public_key = private_key.public_key()
public_bytes = public_key.public_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PublicFormat.SubjectPublicKeyInfo
)
os.makedirs(FWD_DIR, exist_ok=True)
if os.path.isdir(FWD_DIR):
if os.path.isfile(FWD_DIR+"/signing.key"):
if not args.autoinstall:
RNS.log("EEPROM Signing key already exists, not overwriting!")
RNS.log("Manually delete this key to create a new one.")
else:
file = open(FWD_DIR+"/signing.key", "wb")
file.write(private_bytes)
file.close()
if not squashvw:
RNS.log("Wrote signing key")
RNS.log("Public key:")
RNS.log(RNS.hexrep(public_bytes, delimit=False))
else:
RNS.log("The firmware directory does not exist, can't write key!")
if not args.autoinstall:
exit()
def get_partition_hash(partition_file):
try:
firmware_data = open(partition_file, "rb").read()
calc_hash = hashlib.sha256(firmware_data[0:-32]).digest()
part_hash = firmware_data[-32:]
if calc_hash == part_hash:
return part_hash
else:
return None
except Exception as e:
RNS.log("Could not calculate firmware partition hash. The contained exception was:")
RNS.log(str(e))
def get_flasher_call(platform, fw_filename):
global selected_version
from shutil import which
if platform == "unzip":
flasher = "unzip"
if which(flasher) is not None:
return [flasher, "-o", UPD_DIR+"/"+selected_version+"/"+fw_filename, "-d", UPD_DIR+"/"+selected_version]
else:
RNS.log("")
RNS.log("You do not currently have the \""+flasher+"\" program installed on your system.")
RNS.log("Unfortunately, that means we can't proceed, since it is needed to flash your")
RNS.log("board. You can install it via your package manager, for example:")
RNS.log("")
RNS.log(" sudo apt install "+flasher)
RNS.log("")
RNS.log("Please install \""+flasher+"\" and try again.")
exit()
elif platform == ROM.PLATFORM_AVR:
flasher = "avrdude"
if which(flasher) is not None:
# avrdude -C/home/markqvist/.arduino15/packages/arduino/tools/avrdude/6.3.0-arduino17/etc/avrdude.conf -q -q -V -patmega2560 -cwiring -P/dev/ttyACM0 -b115200 -D -Uflash:w:/tmp/arduino-sketch-0E260F46C421A84A7CBAD48E859C8E64/RNode_Firmware.ino.hex:i
# avrdude -q -q -V -patmega2560 -cwiring -P/dev/ttyACM0 -b115200 -D -Uflash:w:/tmp/arduino-sketch-0E260F46C421A84A7CBAD48E859C8E64/RNode_Firmware.ino.hex:i
if fw_filename == "rnode_firmware.hex":
return [flasher, "-P", args.port, "-p", "m1284p", "-c", "arduino", "-b", "115200", "-U", "flash:w:"+UPD_DIR+"/"+selected_version+"/"+fw_filename+":i"]
elif fw_filename == "rnode_firmware_m2560.hex":
return [flasher, "-P", args.port, "-p", "atmega2560", "-c", "wiring", "-D", "-b", "115200", "-U", "flash:w:"+UPD_DIR+"/"+selected_version+"/"+fw_filename]
else:
RNS.log("")
RNS.log("You do not currently have the \""+flasher+"\" program installed on your system.")
RNS.log("Unfortunately, that means we can't proceed, since it is needed to flash your")
RNS.log("board. You can install it via your package manager, for example:")
RNS.log("")
RNS.log(" sudo apt install avrdude")
RNS.log("")
RNS.log("Please install \""+flasher+"\" and try again.")
exit()
elif platform == ROM.PLATFORM_ESP32:
flasher = UPD_DIR+"/"+selected_version+"/esptool.py"
if which(flasher) is not None:
if fw_filename == "rnode_firmware_tbeam.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_tbeam.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_tbeam.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_tbeam.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_tbeam.partitions",
]
elif fw_filename == "rnode_firmware_lora32v20.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v20.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v20.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v20.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v20.partitions",
]
elif fw_filename == "rnode_firmware_lora32v21.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v21.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v21.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v21.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_lora32v21.partitions",
]
elif fw_filename == "rnode_firmware_heltec32v2.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "8MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_heltec32v2.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_heltec32v2.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_heltec32v2.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_heltec32v2.partitions",
]
elif fw_filename == "rnode_firmware_featheresp32.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_featheresp32.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_featheresp32.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_featheresp32.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_featheresp32.partitions",
]
elif fw_filename == "rnode_firmware_esp32_generic.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_esp32_generic.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_esp32_generic.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_esp32_generic.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_esp32_generic.partitions",
]
elif fw_filename == "rnode_firmware_ng20.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng20.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng20.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng20.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng20.partitions",
]
elif fw_filename == "rnode_firmware_ng21.zip":
return [
flasher,
"--chip", "esp32",
"--port", args.port,
"--baud", "921600",
"--before", "default_reset",
"--after", "hard_reset",
"write_flash", "-z",
"--flash_mode", "dio",
"--flash_freq", "80m",
"--flash_size", "4MB",
"0xe000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng21.boot_app0",
"0x1000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng21.bootloader",
"0x10000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng21.bin",
"0x8000", UPD_DIR+"/"+selected_version+"/rnode_firmware_ng21.partitions",
]
else:
RNS.log("No flasher available for this board, cannot install firmware.")
else:
RNS.log("")
RNS.log("You do not currently have the \""+flasher+"\" program installed on your system.")
RNS.log("Unfortunately, that means we can't proceed, since it is needed to flash your")
RNS.log("board. You can install it via your package manager, for example:")
RNS.log("")
RNS.log(" sudo apt install esptool")
RNS.log("")
RNS.log("Please install \""+flasher+"\" and try again.")
exit()
if args.port:
wants_fw_provision = False
if args.flash:
from subprocess import call
if fw_filename == None:
fw_filename = "rnode_firmware.hex"
if args.platform == None:
args.platform = ROM.PLATFORM_AVR
if selected_version == None:
RNS.log("Missing parameters, cannot continue")
exit(68)
fw_src = UPD_DIR+"/"+selected_version+"/"
if os.path.isfile(fw_src+fw_filename):
try:
if fw_filename.endswith(".zip"):
RNS.log("Extracting firmware...")
unzip_status = call(get_flasher_call("unzip", fw_filename))
if unzip_status == 0:
RNS.log("Firmware extracted")
else:
RNS.log("Could not extract firmware from downloaded zip file")
exit()
RNS.log("Flashing RNode firmware to device on "+args.port)
from subprocess import call
rc = get_flasher_call(args.platform, fw_filename)
flash_status = call(rc)
if flash_status == 0:
RNS.log("Done flashing")
args.rom = True
if args.platform == ROM.PLATFORM_ESP32:
wants_fw_provision = True
RNS.log("Waiting for ESP32 reset...")
time.sleep(7)
else:
exit()
except Exception as e:
RNS.log("Error while flashing")
RNS.log(str(e))
exit(1)
else:
RNS.log("Firmware file not found")
exit()
RNS.log("Opening serial port "+args.port+"...")
try:
rnode_port = args.port
rnode_serial = rnode_open_serial(rnode_port)
except Exception as e:
RNS.log("Could not open the specified serial port. The contained exception was:")
RNS.log(str(e))
exit()
rnode = RNode(rnode_serial)
thread = threading.Thread(target=rnode.readLoop, daemon=True).start()
try:
rnode.device_probe()
except Exception as e:
RNS.log("Serial port opened, but RNode did not respond. Is a valid firmware installed?")
print(e)
exit()
if rnode.detected:
if rnode.platform == None or rnode.mcu == None:
rnode.platform = ROM.PLATFORM_AVR
rnode.mcu = ROM.MCU_1284P
if args.eeprom_wipe:
RNS.log("WARNING: EEPROM is being wiped! Power down device NOW if you do not want this!")
rnode.wipe_eeprom()
exit()
RNS.log("Reading EEPROM...")
rnode.download_eeprom()
if rnode.provisioned:
if rnode.model != ROM.MODEL_FF:
fw_filename = models[rnode.model][4]
else:
if rnode.platform == ROM.PLATFORM_AVR:
if rnode.mcu == ROM.MCU_1284P:
fw_filename = "rnode_firmware.hex"
elif rnode.mcu == ROM.MCU_2560:
fw_filename = "rnode_firmware_m2560.hex"
elif rnode.platform == ROM.PLATFORM_ESP32:
if rnode.board == ROM.BOARD_HUZZAH32:
fw_filename = "rnode_firmware_featheresp32.zip"
elif rnode.board == ROM.BOARD_GENERIC_ESP32:
fw_filename = "rnode_firmware_esp32_generic.zip"
else:
fw_filename = None
if args.update:
RNS.log("ERROR: No firmware found for this board. Cannot update.")
exit()
if args.update:
if not rnode.provisioned:
RNS.log("Device not provisioned. Cannot update device firmware.")
exit(1)
from subprocess import call
try:
RNS.log("Checking firmware file availability...")
if selected_version == None:
ensure_firmware_file(fw_filename)
if not force_update:
if rnode.version == selected_version:
if args.fw_version != None:
RNS.log("Specified firmware version ("+selected_version+") is already installed on this device")
RNS.log("Override with -U option to install anyway")
exit(0)
else:
RNS.log("Latest firmware version ("+selected_version+") is already installed on this device")
RNS.log("Override with -U option to install anyway")
exit(0)
if rnode.version > selected_version:
if args.fw_version != None:
RNS.log("Specified firmware version ("+selected_version+") is older than firmware already installed on this device")
RNS.log("Override with -U option to install anyway")
exit(0)
else:
RNS.log("Latest firmware version ("+selected_version+") is older than firmware already installed on this device")
RNS.log("Override with -U option to install anyway")
exit(0)
if selected_version != None:
ensure_firmware_file(fw_filename)
if fw_filename.endswith(".zip"):
RNS.log("Extracting firmware...")
unzip_status = call(get_flasher_call("unzip", fw_filename))
if unzip_status == 0:
RNS.log("Firmware extracted")
else:
RNS.log("Could not extract firmware from downloaded zip file")
exit()
except Exception as e:
RNS.log("Could not obtain firmware package for your board")
RNS.log("The contained exception was: "+str(e))
exit()
if os.path.isfile(UPD_DIR+"/"+selected_version+"/"+fw_filename):
try:
args.info = False
RNS.log("Updating RNode firmware for device on "+args.port)
partition_filename = fw_filename.replace(".zip", ".bin")
partition_hash = get_partition_hash(UPD_DIR+"/"+selected_version+"/"+partition_filename)
if partition_hash != None:
rnode.set_firmware_hash(partition_hash)
rnode.indicate_firmware_update()
sleep(1)
rnode.disconnect()
flash_status = call(get_flasher_call(rnode.platform, fw_filename))
if flash_status == 0:
RNS.log("Flashing new firmware completed")
RNS.log("Opening serial port "+args.port+"...")
try:
rnode_port = args.port
rnode_serial = rnode_open_serial(rnode_port)
except Exception as e:
RNS.log("Could not open the specified serial port. The contained exception was:")
RNS.log(str(e))
exit()
rnode = RNode(rnode_serial)
thread = threading.Thread(target=rnode.readLoop, daemon=True).start()
try:
rnode.device_probe()
except Exception as e:
RNS.log("Serial port opened, but RNode did not respond. Is a valid firmware installed?")
print(e)
exit()
if rnode.detected:
if rnode.platform == None or rnode.mcu == None:
rnode.platform = ROM.PLATFORM_AVR
rnode.mcu = ROM.MCU_1284P
RNS.log("Reading EEPROM...")
rnode.download_eeprom()
if rnode.provisioned:
if rnode.model != ROM.MODEL_FF:
fw_filename = models[rnode.model][4]
else:
fw_filename = None
args.info = True
if partition_hash != None:
rnode.set_firmware_hash(partition_hash)
if args.info:
RNS.log("")
RNS.log("Firmware update completed successfully")
else:
RNS.log("An error occurred while flashing the new firmware, exiting now.")
exit()
except Exception as e:
RNS.log("Error while updating firmware")
RNS.log(str(e))
else:
RNS.log("Firmware update file not found")
exit()
if args.eeprom_dump:
RNS.log("EEPROM contents:")
RNS.log(RNS.hexrep(rnode.eeprom))
exit()
if args.eeprom_backup:
try:
timestamp = time.time()
filename = str(time.strftime("%Y-%m-%d_%H-%M-%S"))
path = "./eeprom/"+filename+".eeprom"
file = open(path, "wb")
file.write(rnode.eeprom)
file.close()
RNS.log("EEPROM backup written to: "+path)
except Exception as e:
RNS.log("EEPROM was successfully downloaded from device,")
RNS.log("but file could not be written to disk.")
exit()
if args.bluetooth_on:
RNS.log("Enabling Bluetooth...")
rnode.enable_bluetooth()
rnode.leave()
if args.bluetooth_off:
RNS.log("Disabling Bluetooth...")
rnode.disable_bluetooth()
rnode.leave()
if args.bluetooth_pair:
RNS.log("Putting device into Bluetooth pairing mode...")
rnode.bluetooth_pair()
rnode.leave()
if args.info:
if rnode.provisioned:
timestamp = struct.unpack(">I", rnode.made)[0]
timestring = datetime.datetime.fromtimestamp(timestamp).strftime("%Y-%m-%d %H:%M:%S")
sigstring = "Unverified"
if rnode.signature_valid:
if rnode.locally_signed:
sigstring = "Validated - Local signature"
else:
sigstring = "Genuine board, vendor is "+rnode.vendor
if rnode.board != None:
board_string = ":"+bytes([rnode.board]).hex()
else:
board_string = ""
RNS.log("")
RNS.log("Device info:")
RNS.log("\tProduct : "+products[rnode.product]+" "+models[rnode.model][3]+" ("+bytes([rnode.product]).hex()+":"+bytes([rnode.model]).hex()+board_string+")")
RNS.log("\tDevice signature : "+sigstring)
RNS.log("\tFirmware version : "+rnode.version)
RNS.log("\tHardware revision : "+str(int(rnode.hw_rev)))
RNS.log("\tSerial number : "+RNS.hexrep(rnode.serialno))
RNS.log("\tFrequency range : "+str(rnode.min_freq/1e6)+" MHz - "+str(rnode.max_freq/1e6)+" MHz")
RNS.log("\tMax TX power : "+str(rnode.max_output)+" dBm")
RNS.log("\tManufactured : "+timestring)
if rnode.configured:
rnode.bandwidth = rnode.conf_bandwidth
rnode.r_bandwidth = rnode.conf_bandwidth
rnode.sf = rnode.conf_sf
rnode.r_sf = rnode.conf_sf
rnode.cr = rnode.conf_cr
rnode.r_cr = rnode.conf_cr
rnode.updateBitrate()
txp_mw = round(pow(10, (rnode.conf_txpower/10)), 3)
RNS.log("");
RNS.log("\tDevice mode : TNC")
RNS.log("\t Frequency : "+str((rnode.conf_frequency/1000000.0))+" MHz")
RNS.log("\t Bandwidth : "+str(rnode.conf_bandwidth/1000.0)+" KHz")
RNS.log("\t TX power : "+str(rnode.conf_txpower)+" dBm ("+str(txp_mw)+" mW)")
RNS.log("\t Spreading factor : "+str(rnode.conf_sf))
RNS.log("\t Coding rate : "+str(rnode.conf_cr))
RNS.log("\t On-air bitrate : "+str(rnode.bitrate_kbps)+" kbps")
else:
RNS.log("\tDevice mode : Normal (host-controlled)")
print("")
rnode.disconnect()
exit()
else:
RNS.log("EEPROM is invalid, no further information available")
exit()
if args.rom:
if rnode.provisioned and not args.autoinstall:
RNS.log("EEPROM bootstrap was requested, but a valid EEPROM was already present.")
RNS.log("No changes are being made.")
exit()
else:
if rnode.signature_valid:
RNS.log("EEPROM bootstrap was requested, but a valid EEPROM was already present.")
RNS.log("No changes are being made.")
exit()
else:
if args.autoinstall:
RNS.log("Clearing old EEPROM, this will take about 15 seconds...")
rnode.wipe_eeprom()
if rnode.platform == ROM.PLATFORM_ESP32:
RNS.log("Waiting for ESP32 reset...")
time.sleep(6)
else:
time.sleep(3)
counter = None
counter_path = FWD_DIR+"/serial.counter"
try:
if os.path.isfile(counter_path):
file = open(counter_path, "r")
counter_str = file.read()
counter = int(counter_str)
file.close()
else:
counter = 0
except Exception as e:
RNS.log("Could not create device serial number, exiting")
RNS.log(str(e))
exit()
serialno = counter+1
model = None
hwrev = None
if args.product != None:
if args.product == "03":
mapped_product = ROM.PRODUCT_RNODE
if args.product == "f0":
mapped_product = ROM.PRODUCT_HMBRW
if args.product == "e0":
mapped_product = ROM.PRODUCT_TBEAM
if mapped_model != None:
model = mapped_model
else:
if args.model == "a4":
model = ROM.MODEL_A4
elif args.model == "a9":
model = ROM.MODEL_A9
elif args.model == "e4":
model = ROM.MODEL_E4
elif args.model == "e9":
model = ROM.MODEL_E9
elif args.model == "ff":
model = ROM.MODEL_FF
if args.hwrev != None and (args.hwrev > 0 and args.hwrev < 256):
hwrev = chr(args.hwrev)
if serialno > 0 and model != None and hwrev != None:
try:
from cryptography.hazmat.primitives import hashes
from cryptography.hazmat.backends import default_backend
timestamp = int(time.time())
time_bytes = struct.pack(">I", timestamp)
serial_bytes = struct.pack(">I", serialno)
file = open(counter_path, "w")
file.write(str(serialno))
file.close()
info_chunk = b"" + bytes([mapped_product, model, ord(hwrev)])
info_chunk += serial_bytes
info_chunk += time_bytes
digest = hashes.Hash(hashes.MD5(), backend=default_backend())
digest.update(info_chunk)
checksum = digest.finalize()
RNS.log("Loading signing key...")
signature = None
key_path = FWD_DIR+"/signing.key"
if os.path.isfile(key_path):
try:
file = open(key_path, "rb")
private_bytes = file.read()
file.close()
private_key = serialization.load_der_private_key(
private_bytes,
password=None,
backend=default_backend()
)
public_key = private_key.public_key()
public_bytes = public_key.public_bytes(
encoding=serialization.Encoding.DER,
format=serialization.PublicFormat.SubjectPublicKeyInfo
)
signature = private_key.sign(
checksum,
padding.PSS(
mgf=padding.MGF1(hashes.SHA256()),
salt_length=padding.PSS.MAX_LENGTH
),
hashes.SHA256()
)
except Exception as e:
RNS.log("Error while signing EEPROM")
RNS.log(str(e))
else:
RNS.log("No signing key found")
exit()
RNS.log("Bootstrapping device EEPROM...")
rnode.write_eeprom(ROM.ADDR_PRODUCT, mapped_product)
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_MODEL, model)
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_HW_REV, ord(hwrev))
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_SERIAL, serial_bytes[0])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_SERIAL+1, serial_bytes[1])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_SERIAL+2, serial_bytes[2])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_SERIAL+3, serial_bytes[3])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_MADE, time_bytes[0])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_MADE+1, time_bytes[1])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_MADE+2, time_bytes[2])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_MADE+3, time_bytes[3])
time.sleep(0.006)
for i in range(0,16):
rnode.write_eeprom(ROM.ADDR_CHKSUM+i, checksum[i])
time.sleep(0.006)
for i in range(0,128):
rnode.write_eeprom(ROM.ADDR_SIGNATURE+i, signature[i])
time.sleep(0.006)
rnode.write_eeprom(ROM.ADDR_INFO_LOCK, ROM.INFO_LOCK_BYTE)
RNS.log("EEPROM written! Validating...")
if wants_fw_provision:
partition_filename = fw_filename.replace(".zip", ".bin")
partition_hash = get_partition_hash(UPD_DIR+"/"+selected_version+"/"+partition_filename)
if partition_hash != None:
rnode.set_firmware_hash(partition_hash)
rnode.hard_reset()
if rnode.platform == ROM.PLATFORM_ESP32:
RNS.log("Waiting for ESP32 reset...")
time.sleep(6.5)
rnode.download_eeprom()
if rnode.provisioned:
RNS.log("EEPROM Bootstrapping successful!")
rnode.hard_reset()
if args.autoinstall:
print("")
print("RNode Firmware autoinstallation complete!")
print("")
print("To use your device with Reticulum, read the documetation at:")
print("")
print("https://markqvist.github.io/Reticulum/manual/gettingstartedfast.html")
print("")
print("Thank you for using this utility! Please help the project by")
print("contributing code and reporting bugs, or by donating!")
print("")
print("Your contributions and donations directly further the realisation")
print("of truly open, free and resilient communications systems.")
print("")
print_donation_block()
print("")
try:
os.makedirs(FWD_DIR+"/device_db/", exist_ok=True)
file = open(FWD_DIR+"/device_db/"+serial_bytes.hex(), "wb")
written = file.write(rnode.eeprom)
file.close()
except Exception as e:
RNS.log("WARNING: Could not backup device EEPROM to disk")
exit()
else:
RNS.log("EEPROM was written, but validation failed. Check your settings.")
exit()
except Exception as e:
RNS.log("An error occurred while writing EEPROM. The contained exception was:")
RNS.log(str(e))
raise e
else:
RNS.log("Invalid data specified, cancelling EEPROM write")
exit()
if args.sign:
if rnode.provisioned:
try:
device_signer = RNS.Identity.from_file(FWD_DIR+"/device.key")
except Exception as e:
RNS.log("Could not load device signing key")
if rnode.device_hash == None:
RNS.log("No device hash present, skipping device signing")
else:
if device_signer == None:
RNS.log("No device signer loaded, cannot sign device")
exit(78)
else:
new_device_signature = device_signer.sign(rnode.device_hash)
rnode.store_signature(new_device_signature)
RNS.log("Device signed")
else:
RNS.log("This device has not been provisioned yet, cannot create device signature")
exit(79)
if args.firmware_hash != None:
if rnode.provisioned:
try:
hash_data = bytes.fromhex(args.firmware_hash)
if len(hash_data) != 32:
raise ValueError("Incorrect hash length")
rnode.set_firmware_hash(hash_data)
RNS.log("Firmware hash set")
except Exception as e:
RNS.log("The provided value was not a valid SHA256 hash")
exit(78)
else:
RNS.log("This device has not been provisioned yet, cannot set firmware hash")
exit(77)
if rnode.provisioned:
if args.normal:
rnode.setNormalMode()
RNS.log("Device set to normal (host-controlled) operating mode")
exit()
if args.tnc:
if not (args.freq and args.bw and args.txp and args.sf and args.cr):
RNS.log("Please input startup configuration:")
print("")
if args.freq:
rnode.frequency = args.freq
else:
print("Frequency in Hz:\t", end="")
rnode.frequency = int(input())
if args.bw:
rnode.bandwidth = args.bw
else:
print("Bandwidth in Hz:\t", end="")
rnode.bandwidth = int(input())
if args.txp != None and (args.txp >= 0 and args.txp <= 17):
rnode.txpower = args.txp
else:
print("TX Power in dBm:\t", end="")
rnode.txpower = int(input())
if args.sf:
rnode.sf = args.sf
else:
print("Spreading factor:\t", end="")
rnode.sf = int(input())
if args.cr:
rnode.cr = args.cr
else:
print("Coding rate:\t\t", end="")
rnode.cr = int(input())
print("")
rnode.initRadio()
sleep(0.5)
rnode.setTNCMode()
RNS.log("Device set to TNC operating mode")
sleep(1.0)
exit()
else:
RNS.log("This device contains a valid firmware, but EEPROM is invalid.")
RNS.log("Probably the device has not been initialised, or the EEPROM has been erased.")
RNS.log("Please correctly initialise the device and try again!")
else:
print("")
parser.print_help()
print("")
exit()
except KeyboardInterrupt:
print("")
exit()
if __name__ == "__main__":
main()
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