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fm11rf08s_recovery: fchk can bey kbd-interrupted so deal with it

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This commit is contained in:
Philippe Teuwen 2024-08-08 08:27:25 +02:00
commit 9853fc1744
1 changed files with 27 additions and 3 deletions
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30
client/pyscripts/fm11rf08s_recovery.py
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@ -143,7 +143,8 @@ for sec in range(NUM_SECTORS):
for k in keys_filtered[sec][key_type]: for k in keys_filtered[sec][key_type]:
f.write(f"{k}\n") f.write(f"{k}\n")
print("Brute-forcing keys...") abort = False
print("Brute-forcing keys... Press any key to interrupt")
found_keys = [["", ""] for _ in range(NUM_SECTORS)] found_keys = [["", ""] for _ in range(NUM_SECTORS)]
for sec in range(NUM_SECTORS): for sec in range(NUM_SECTORS):
for key_type in [0, 1]: for key_type in [0, 1]:
@ -156,6 +157,8 @@ for sec in range(NUM_SECTORS):
with out: with out:
p.console(cmd) p.console(cmd)
for line in out.captured_output.split('\n'): for line in out.captured_output.split('\n'):
if "aborted via keyboard":
abort = True
if "found:" in line: if "found:" in line:
found_keys[sec][key_type] = line[30:] found_keys[sec][key_type] = line[30:]
kt = ['A', 'B'][key_type] kt = ['A', 'B'][key_type]
@ -164,6 +167,10 @@ for sec in range(NUM_SECTORS):
found_keys[sec][key_type ^ 1] = found_keys[sec][key_type] found_keys[sec][key_type ^ 1] = found_keys[sec][key_type]
kt = ['A', 'B'][key_type ^ 1] kt = ['A', 'B'][key_type ^ 1]
print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type ^ 1]}") print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type ^ 1]}")
if abort:
break
if abort:
break
for key_type in [0, 1]: for key_type in [0, 1]:
if found_keys[sec][0] == "" and found_keys[sec][1] == "" and nt[sec][0] != nt[sec][1]: if found_keys[sec][0] == "" and found_keys[sec][1] == "" and nt[sec][0] != nt[sec][1]:
@ -175,10 +182,16 @@ for sec in range(NUM_SECTORS):
with out: with out:
p.console(cmd) p.console(cmd)
for line in out.captured_output.split('\n'): for line in out.captured_output.split('\n'):
if "aborted via keyboard":
abort = True
if "found:" in line: if "found:" in line:
found_keys[sec][key_type] = line[30:] found_keys[sec][key_type] = line[30:]
kt = ['A', 'B'][key_type] kt = ['A', 'B'][key_type]
print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type]}") print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type]}")
if abort:
break
if abort:
break
if found_keys[sec][0] == "" and found_keys[sec][1] == "" and nt[sec][0] == nt[sec][1]: if found_keys[sec][0] == "" and found_keys[sec][1] == "" and nt[sec][0] == nt[sec][1]:
key_type = 0 key_type = 0
@ -190,11 +203,15 @@ for sec in range(NUM_SECTORS):
with out: with out:
p.console(cmd) p.console(cmd)
for line in out.captured_output.split('\n'): for line in out.captured_output.split('\n'):
if "aborted via keyboard":
abort = True
if "found:" in line: if "found:" in line:
found_keys[sec][0] = line[30:] found_keys[sec][0] = line[30:]
found_keys[sec][1] = line[30:] found_keys[sec][1] = line[30:]
print(f"Sector {sec:2} keyA = {found_keys[sec][key_type]}") print(f"Sector {sec:2} keyA = {found_keys[sec][key_type]}")
print(f"Sector {sec:2} keyB = {found_keys[sec][key_type]}") print(f"Sector {sec:2} keyB = {found_keys[sec][key_type]}")
if abort:
break
if ((found_keys[sec][0] == "") ^ (found_keys[sec][1] == "")) and nt[sec][0] != nt[sec][1]: if ((found_keys[sec][0] == "") ^ (found_keys[sec][1] == "")) and nt[sec][0] != nt[sec][1]:
# use 2x1nt1key # use 2x1nt1key
@ -228,6 +245,8 @@ for sec in range(NUM_SECTORS):
with out: with out:
p.console(cmd) p.console(cmd)
for line in out.captured_output.split('\n'): for line in out.captured_output.split('\n'):
if "aborted via keyboard":
abort = True
if "found:" in line: if "found:" in line:
found_keys[sec][key_type_target] = line[30:] found_keys[sec][key_type_target] = line[30:]
elif len(keys) == 1: elif len(keys) == 1:
@ -235,11 +254,16 @@ for sec in range(NUM_SECTORS):
if found_keys[sec][key_type_target] != "": if found_keys[sec][key_type_target] != "":
kt = ['A', 'B'][key_type_target] kt = ['A', 'B'][key_type_target]
print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type_target]}") print(f"Sector {sec:2} key{kt} = {found_keys[sec][key_type_target]}")
if abort:
break
if restore_color: if restore_color:
with out: with out:
p.console("prefs set color --ansi") p.console("prefs set color --ansi")
if abort:
print("Brute-forcing phase aborted via keyboard!")
FINAL_CHECK = False
if FINAL_CHECK: if FINAL_CHECK:
print("Letting fchk do a final dump, just for confirmation and display...") print("Letting fchk do a final dump, just for confirmation and display...")
keys_set = set([i for sl in found_keys for i in sl if i != ""]) keys_set = set([i for sl in found_keys for i in sl if i != ""])
@ -265,7 +289,7 @@ else:
k = "FFFFFFFFFFFF" k = "FFFFFFFFFFFF"
f.write(bytes.fromhex(k)) f.write(bytes.fromhex(k))
print(f"Found keys have been dumped to `{keyfile}`") print(f"Found keys have been dumped to `{keyfile}`")
print(" --[ FFFFFFFFFFFF ]-- has been inserted for unknown keys where res is 0") print(" --[ FFFFFFFFFFFF ]-- has been inserted for unknown keys")
elapsed_time = time.time() - start_time elapsed_time = time.time() - start_time
minutes = int(elapsed_time // 60) minutes = int(elapsed_time // 60)