Fixed firmware extraction for unverifiable devices. Fixes #266.

This commit is contained in:
Mark Qvist 2023-05-02 18:10:04 +02:00
parent 3300541181
commit d69d4b3920

View File

@ -1249,7 +1249,16 @@ def main():
else:
RNS.log("Could not detect a connected RNode")
if rnode.provisioned and rnode.signature_valid:
if rnode.provisioned:
if not rnode.signature_valid:
print("\nThe device signature in this RNode is unknown and cannot be verified. It is still")
print("possible to extract the firmware from it, but you should make absolutely sure that")
print("it comes from a trusted source. It is possible that someone could have modified the")
print("firmware. If that is the case, these modifications will propagate to any new RNodes")
print("descendent from this one!")
print("\nHit enter if you are sure you want to continue.")
input()
if rnode.firmware_hash != None:
extracted_hash = rnode.firmware_hash
extracted_version = rnode.version
@ -1267,11 +1276,11 @@ def main():
hash_f.close()
extraction_parts = [
("bootloader", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port /dev/ttyACM1 --baud 921600 --before default_reset --after hard_reset read_flash 0x1000 0x4650 \""+EXT_DIR+"/extracted_rnode_firmware.bootloader\""),
("partition table", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port /dev/ttyACM1 --baud 921600 --before default_reset --after hard_reset read_flash 0x8000 0xC00 \""+EXT_DIR+"/extracted_rnode_firmware.partitions\""),
("app boot", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port /dev/ttyACM1 --baud 921600 --before default_reset --after hard_reset read_flash 0xe000 0x2000 \""+EXT_DIR+"/extracted_rnode_firmware.boot_app0\""),
("application image", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port /dev/ttyACM1 --baud 921600 --before default_reset --after hard_reset read_flash 0x10000 0x200000 \""+EXT_DIR+"/extracted_rnode_firmware.bin\""),
("console image", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port /dev/ttyACM1 --baud 921600 --before default_reset --after hard_reset read_flash 0x210000 0x1F0000 \""+EXT_DIR+"/extracted_console_image.bin\""),
("bootloader", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port "+port_path+" --baud 921600 --before default_reset --after hard_reset read_flash 0x1000 0x4650 \""+EXT_DIR+"/extracted_rnode_firmware.bootloader\""),
("partition table", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port "+port_path+" --baud 921600 --before default_reset --after hard_reset read_flash 0x8000 0xC00 \""+EXT_DIR+"/extracted_rnode_firmware.partitions\""),
("app boot", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port "+port_path+" --baud 921600 --before default_reset --after hard_reset read_flash 0xe000 0x2000 \""+EXT_DIR+"/extracted_rnode_firmware.boot_app0\""),
("application image", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port "+port_path+" --baud 921600 --before default_reset --after hard_reset read_flash 0x10000 0x200000 \""+EXT_DIR+"/extracted_rnode_firmware.bin\""),
("console image", "python \""+CNF_DIR+"/recovery_esptool.py\" --chip esp32 --port "+port_path+" --baud 921600 --before default_reset --after hard_reset read_flash 0x210000 0x1F0000 \""+EXT_DIR+"/extracted_console_image.bin\""),
]
import subprocess, shlex
for part, command in extraction_parts: