348   def __init__(self, key_path):  argument
364     args = ['openssl', 'rsa', '-in', key_path, '-modulus', '-noout']
394 def encode_rsa_key(key_path):  argument
406   key = RSAPublicKey(key_path)
442              algorithm_name, signature_num_bytes, key_path,  argument
466       [signing_helper_with_files, algorithm_name, key_path, signing_file.name])
475           [signing_helper, algorithm_name, key_path],
481           ['openssl', 'rsautl', '-sign', '-inkey', key_path, '-raw'],
2139   def verify_image(self, image_filename, key_path, expected_chain_partitions):  argument
2165     if key_path:
2166       print 'Verifying image {} using key at {}'.format(image_filename, key_path)
2167       key_blob = encode_rsa_key(key_path)
2367                         key_path, public_key_metadata_path, rollback_index,  argument
2425         algorithm_name, key_path, public_key_metadata_path, descriptors,
2441   def _generate_vbmeta_blob(self, algorithm_name, key_path,  argument
2611       if not key_path:
2614       encoded_key = encode_rsa_key(key_path)
2678                                        alg.signature_num_bytes, key_path,
2690   def extract_public_key(self, key_path, output):  argument
2697     output.write(encode_rsa_key(key_path))
2783                       key_path,  argument
2922           algorithm_name, key_path, public_key_metadata_path, [h_desc],
2981                           key_path,  argument
3185           algorithm_name, key_path, public_key_metadata_path, [ht_desc],