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force to key zero for those without factory keys

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This commit is contained in:
Peter D. Gray 2021-03-04 14:20:50 -05:00
parent 51543d6789
commit 6137c39672
1 changed files with 8 additions and 3 deletions
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11
cli/signit.py
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@ -254,6 +254,14 @@ def doit(keydir, outfn=None, build_dir='l-port/build-COLDCARD', high_water=False
"Add signature into binary file before it becomes a DFU file."
assert len(version) < 8, "Version string limited to 8 bytes, got: %r" % version
# load key
try:
sk = SigningKey.from_pem(open(f"{keydir}/{pubkey_num:02d}.pem").read())
except FileNotFoundError:
click.secho("You don't have that key ({pubkey_num}), so using key zero instead!", fg='red')
pubkey_num = 0
sk = SigningKey.from_pem(open(f"{keydir}/{pubkey_num:02d}.pem").read())
if resign_file:
whole = resign_file.read()
@ -316,9 +324,6 @@ def doit(keydir, outfn=None, build_dir='l-port/build-COLDCARD', high_water=False
print("Hdr: %s" % repr(hdr))
print('Hash: %s' % b2a_hex(fw_hash).decode('ascii'))
# load key
sk = SigningKey.from_pem(open(f"{keydir}/{pubkey_num:02d}.pem").read())
from ecdsa.util import sigencode_string
sig = sk.sign_digest(fw_hash, sigencode=sigencode_string)