|
|
|
@@ -0,0 +1,405 @@
|
|
|
|
|
import sys
|
|
|
|
|
import subprocess
|
|
|
|
|
import os
|
|
|
|
|
import argparse
|
|
|
|
|
import hashlib
|
|
|
|
|
from cryptography import x509
|
|
|
|
|
from cryptography.x509.oid import NameOID
|
|
|
|
|
from cryptography.hazmat.primitives import hashes
|
|
|
|
|
from cryptography.hazmat.primitives.asymmetric import rsa
|
|
|
|
|
from cryptography.hazmat.primitives import serialization
|
|
|
|
|
from datetime import datetime, timedelta, timezone
|
|
|
|
|
from cryptography.x509.oid import ObjectIdentifier
|
|
|
|
|
from pyasn1.type import univ, namedtype
|
|
|
|
|
from pyasn1.codec.der import encoder as der_encoder
|
|
|
|
|
from cryptography.x509 import load_pem_x509_certificate
|
|
|
|
|
import binascii
|
|
|
|
|
import base64
|
|
|
|
|
import requests
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class MyFileManager:
|
|
|
|
|
@staticmethod
|
|
|
|
|
def read_file(file_path, description):
|
|
|
|
|
try:
|
|
|
|
|
with open(file_path, 'rb') as f:
|
|
|
|
|
return f.read()
|
|
|
|
|
except FileNotFoundError:
|
|
|
|
|
print(f"Error: {description} file not found - {file_path}")
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to read {description} file - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def write_file(file_path, data, description):
|
|
|
|
|
try:
|
|
|
|
|
if os.path.isdir(file_path):
|
|
|
|
|
print(f"Error: {file_path} is a directory, expected a file path.")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
if os.path.dirname(file_path):
|
|
|
|
|
os.makedirs(os.path.dirname(file_path), exist_ok=True)
|
|
|
|
|
|
|
|
|
|
with open(file_path, "wb") as f:
|
|
|
|
|
f.write(data)
|
|
|
|
|
print(f"{description} generated successfully: {file_path}")
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to write {description} - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class MySystemUtils:
|
|
|
|
|
cert_file_path = "x509_cert.der"
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def welcome_print():
|
|
|
|
|
print("=======================================================================")
|
|
|
|
|
print(" Starting sign_tool.py ")
|
|
|
|
|
print("=======================================================================")
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def custom_exit(code=0):
|
|
|
|
|
# 删除证书
|
|
|
|
|
os.remove(MySystemUtils.cert_file_path) if os.path.exists(MySystemUtils.cert_file_path) else None
|
|
|
|
|
print("=======================================================================")
|
|
|
|
|
print(" SUCCESS" if code == 0 else " FAILED")
|
|
|
|
|
print("=======================================================================")
|
|
|
|
|
sys.exit(code)
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def calc_sha256(file_path):
|
|
|
|
|
print(f"Calculating SHA256 for file: {file_path}")
|
|
|
|
|
try:
|
|
|
|
|
with open(file_path, 'rb') as f:
|
|
|
|
|
return hashlib.sha256(f.read()).hexdigest()
|
|
|
|
|
except FileNotFoundError:
|
|
|
|
|
print(f"Error: File not found - {file_path}")
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to calculate SHA256 - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
@staticmethod
|
|
|
|
|
def load_private_key(priv_key_path):
|
|
|
|
|
print("Loading private key...")
|
|
|
|
|
try:
|
|
|
|
|
with open(priv_key_path, "rb") as key_file:
|
|
|
|
|
return serialization.load_pem_private_key(key_file.read(), password=None)
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to load private key - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
@staticmethod
|
|
|
|
|
def install_missing_packages():
|
|
|
|
|
"""Check and install missing packages."""
|
|
|
|
|
required_packages = [
|
|
|
|
|
"cryptography",
|
|
|
|
|
"pyasn1",
|
|
|
|
|
"requests"
|
|
|
|
|
]
|
|
|
|
|
for package in required_packages:
|
|
|
|
|
try:
|
|
|
|
|
__import__(package)
|
|
|
|
|
except ImportError:
|
|
|
|
|
print(f"Package '{package}' is not installed. Installing...")
|
|
|
|
|
subprocess.check_call([sys.executable, "-m", "pip", "install", package])
|
|
|
|
|
|
|
|
|
|
class MyCertificateBuilder:
|
|
|
|
|
def __init__(self, private_key, sha256):
|
|
|
|
|
print("Initializing MyCertificateBuilder...")
|
|
|
|
|
self.private_key = private_key
|
|
|
|
|
self.sha256 = sha256
|
|
|
|
|
self.__subject__ = self.__issuer__ = x509.Name([
|
|
|
|
|
x509.NameAttribute(NameOID.COMMON_NAME, "QUECTEL_ASR_SECFOTA"),
|
|
|
|
|
])
|
|
|
|
|
print("MyCertificateBuilder initialized successfully.")
|
|
|
|
|
|
|
|
|
|
def build(self):
|
|
|
|
|
print("Building certificate...")
|
|
|
|
|
try:
|
|
|
|
|
builder = x509.CertificateBuilder().subject_name(
|
|
|
|
|
self.__subject__
|
|
|
|
|
).issuer_name(
|
|
|
|
|
self.__issuer__
|
|
|
|
|
).public_key(
|
|
|
|
|
self.private_key.public_key()
|
|
|
|
|
).serial_number(
|
|
|
|
|
x509.random_serial_number()
|
|
|
|
|
).not_valid_before(
|
|
|
|
|
datetime.now(timezone.utc)
|
|
|
|
|
).not_valid_after(
|
|
|
|
|
datetime.now(timezone.utc) + timedelta(days=3650)
|
|
|
|
|
)
|
|
|
|
|
# .add_extension(
|
|
|
|
|
# x509.BasicConstraints(ca=False, path_length=None), critical=True
|
|
|
|
|
# ).add_extension(
|
|
|
|
|
# x509.SubjectKeyIdentifier.from_public_key(self.private_key.public_key()), critical=False
|
|
|
|
|
# ).add_extension(
|
|
|
|
|
# x509.AuthorityKeyIdentifier.from_issuer_public_key(self.private_key.public_key()), critical=False
|
|
|
|
|
# )
|
|
|
|
|
|
|
|
|
|
custom_der = self._build_custom_extension()
|
|
|
|
|
builder = builder.add_extension(
|
|
|
|
|
x509.UnrecognizedExtension(ObjectIdentifier("1.3.6.1.4.1.4128.2100.8005"), custom_der),
|
|
|
|
|
critical=False
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
print("Certificate built successfully.")
|
|
|
|
|
return builder.sign(self.private_key, hashes.SHA256())
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to build certificate - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
def _build_custom_extension(self):
|
|
|
|
|
print("Preparing custom extension value...")
|
|
|
|
|
sha256_oid = "2.16.840.1.101.3.4.2.1"
|
|
|
|
|
|
|
|
|
|
class AlgorithmIdentifier(univ.Sequence):
|
|
|
|
|
componentType = namedtype.NamedTypes(
|
|
|
|
|
namedtype.NamedType('algorithm', univ.ObjectIdentifier()),
|
|
|
|
|
namedtype.NamedType('parameters', univ.Null())
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
class CustomExtensionValue(univ.Sequence):
|
|
|
|
|
componentType = namedtype.NamedTypes(
|
|
|
|
|
namedtype.NamedType('algorithm', AlgorithmIdentifier()),
|
|
|
|
|
namedtype.NamedType('hashValue', univ.OctetString())
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
sha256_bin = binascii.unhexlify(self.sha256) if isinstance(self.sha256, str) else self.sha256
|
|
|
|
|
custom_value = CustomExtensionValue()
|
|
|
|
|
custom_value['algorithm']['algorithm'] = sha256_oid
|
|
|
|
|
custom_value['algorithm']['parameters'] = univ.Null()
|
|
|
|
|
custom_value['hashValue'] = sha256_bin
|
|
|
|
|
|
|
|
|
|
print("Custom extension value prepared successfully.")
|
|
|
|
|
return der_encoder.encode(custom_value)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class MyPackBuilder:
|
|
|
|
|
def __init__(self, pack_path, der_cert_path):
|
|
|
|
|
print(f"Initializing MyPackBuilder with pack_path: {pack_path}, der_cert_path: {der_cert_path}")
|
|
|
|
|
self.cert = MyFileManager.read_file(der_cert_path, "Certificate")
|
|
|
|
|
self.pack = MyFileManager.read_file(pack_path, "Original pack")
|
|
|
|
|
print("MyPackBuilder initialized successfully.")
|
|
|
|
|
|
|
|
|
|
def build(self):
|
|
|
|
|
print("Building signed pack...")
|
|
|
|
|
try:
|
|
|
|
|
self.pack += self.cert
|
|
|
|
|
cert_len = len(self.cert)
|
|
|
|
|
pack_len = len(self.pack)
|
|
|
|
|
print(f"Certificate length: {cert_len}, Certificate length % 4096 = {cert_len % 4096}")
|
|
|
|
|
if cert_len % 4096 != 0:
|
|
|
|
|
padding16_size = (16 - (pack_len % 16))%16
|
|
|
|
|
print(f"Padding16 size: {padding16_size}")
|
|
|
|
|
padding16_tag = b'\0' * padding16_size
|
|
|
|
|
padding_size = (4096 - padding16_size) - (cert_len % (4096 - padding16_size))
|
|
|
|
|
padding_tag = b"QUEC_SECFOTA\0\0\0\0"
|
|
|
|
|
padding_data = padding16_tag + padding_tag * (padding_size // len(padding_tag)) + padding_tag[:padding_size % len(padding_tag)]
|
|
|
|
|
self.pack += padding_data
|
|
|
|
|
print(f"Padding added: {padding_size} bytes")
|
|
|
|
|
|
|
|
|
|
print("Signed pack built successfully.")
|
|
|
|
|
return self.pack
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to build pack - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class MyRemoteSigner:
|
|
|
|
|
def __init__(self, hsm_url, hsm_req_token, sha256):
|
|
|
|
|
self.hsm_url = hsm_url
|
|
|
|
|
self.hsm_req_token = hsm_req_token
|
|
|
|
|
self.sha256 = sha256
|
|
|
|
|
|
|
|
|
|
def handle_remote_signing(self, orig_pack_path, sign_pack_path, cert_file_path):
|
|
|
|
|
print("Building request...")
|
|
|
|
|
custom_extension = MyCertificateBuilder(None, self.sha256)._build_custom_extension().hex()
|
|
|
|
|
print(f"custom_extension: {custom_extension}")
|
|
|
|
|
headers = {
|
|
|
|
|
"Content-Type": "application/json",
|
|
|
|
|
"token": self.hsm_req_token
|
|
|
|
|
}
|
|
|
|
|
data = {
|
|
|
|
|
"oidKey": "1.3.6.1.4.1.4128.2100.8005",
|
|
|
|
|
"oidValue": custom_extension
|
|
|
|
|
}
|
|
|
|
|
print(f"request data: {data}")
|
|
|
|
|
try:
|
|
|
|
|
response = requests.post(self.hsm_url, json=data, headers=headers)
|
|
|
|
|
print(f"request response, data = {response.json()}")
|
|
|
|
|
if response.status_code == 200:
|
|
|
|
|
response_json = response.json()
|
|
|
|
|
data_base64 = response_json.get("data")
|
|
|
|
|
if data_base64:
|
|
|
|
|
cert_pem_data = base64.b64decode(data_base64)
|
|
|
|
|
cert_der_data = load_pem_x509_certificate(cert_pem_data).public_bytes(serialization.Encoding.DER)
|
|
|
|
|
# print(f"request cert_pem_data: {cert_pem_data}")
|
|
|
|
|
# print(f"convert cert_der_data: {cert_der_data}")
|
|
|
|
|
MyFileManager.write_file(cert_file_path, cert_der_data, "[Remote certificate]")
|
|
|
|
|
sign_pack = MyPackBuilder(orig_pack_path, cert_file_path).build()
|
|
|
|
|
MyFileManager.write_file(sign_pack_path, sign_pack, "[Signed pack]")
|
|
|
|
|
else:
|
|
|
|
|
print("Error: No certificate data found in response")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
else:
|
|
|
|
|
print(f"Request error, status code: {response.status_code}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
except requests.RequestException as e:
|
|
|
|
|
print(f"Request API error: {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class PubKey2CConverter:
|
|
|
|
|
@staticmethod
|
|
|
|
|
def detect_key_type(key_data):
|
|
|
|
|
"""检测密钥类型"""
|
|
|
|
|
try:
|
|
|
|
|
# Attempt to load as a public key
|
|
|
|
|
serialization.load_pem_public_key(key_data)
|
|
|
|
|
return "public"
|
|
|
|
|
except ValueError:
|
|
|
|
|
try:
|
|
|
|
|
# Attempt to load as a private key
|
|
|
|
|
serialization.load_pem_private_key(key_data, password=None)
|
|
|
|
|
return "private"
|
|
|
|
|
except ValueError:
|
|
|
|
|
return "unknown"
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def extract_public_key_from_private(key_data):
|
|
|
|
|
"""从私钥中提取公钥"""
|
|
|
|
|
try:
|
|
|
|
|
priv_key = serialization.load_pem_private_key(key_data, password=None)
|
|
|
|
|
return priv_key.public_key()
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to extract public key from private key - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
@staticmethod
|
|
|
|
|
def convert_pubkey_to_c(input_path, output_path, array_name):
|
|
|
|
|
try:
|
|
|
|
|
# Read PEM public key file
|
|
|
|
|
with open(input_path, "rb") as pem_file:
|
|
|
|
|
key_data = pem_file.read()
|
|
|
|
|
|
|
|
|
|
# Detect key type
|
|
|
|
|
key_type = PubKey2CConverter.detect_key_type(key_data)
|
|
|
|
|
print(f"Detected key type: {key_type}")
|
|
|
|
|
|
|
|
|
|
public_key = None
|
|
|
|
|
|
|
|
|
|
if key_type == "public":
|
|
|
|
|
# Directly load the public key
|
|
|
|
|
public_key = serialization.load_pem_public_key(key_data)
|
|
|
|
|
print("Processing public key directly")
|
|
|
|
|
|
|
|
|
|
elif key_type == "private":
|
|
|
|
|
# Extract the public key from the private key
|
|
|
|
|
public_key = PubKey2CConverter.extract_public_key_from_private(key_data)
|
|
|
|
|
print("Extracted public key from private key")
|
|
|
|
|
|
|
|
|
|
elif key_type == "unknown":
|
|
|
|
|
print(f"Error: The input file is neither a valid public key nor private key")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
else:
|
|
|
|
|
print(f"Error: Unknown key type detected")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
# Convert the public key to DER format
|
|
|
|
|
der_data = public_key.public_bytes(
|
|
|
|
|
serialization.Encoding.DER,
|
|
|
|
|
serialization.PublicFormat.SubjectPublicKeyInfo
|
|
|
|
|
)
|
|
|
|
|
|
|
|
|
|
# Create output header file
|
|
|
|
|
with open(output_path, "w") as out_file:
|
|
|
|
|
out_file.write("// Auto-generated by pubkey2c\n")
|
|
|
|
|
out_file.write(f"// Key type: {key_type}\n")
|
|
|
|
|
out_file.write(f"const unsigned char {array_name}[] = {{\n")
|
|
|
|
|
|
|
|
|
|
# Write the data in hexadecimal format, with 16 bytes per line.
|
|
|
|
|
for i, byte in enumerate(der_data):
|
|
|
|
|
if i % 16 == 0:
|
|
|
|
|
out_file.write(" ")
|
|
|
|
|
out_file.write(f"0x{byte:02x}")
|
|
|
|
|
if i != len(der_data) - 1:
|
|
|
|
|
out_file.write(",")
|
|
|
|
|
if i % 16 == 15 or i == len(der_data) - 1:
|
|
|
|
|
out_file.write("\n")
|
|
|
|
|
else:
|
|
|
|
|
out_file.write(" ")
|
|
|
|
|
|
|
|
|
|
# Define the size of the array to be written into
|
|
|
|
|
out_file.write(f"}};\n\n")
|
|
|
|
|
out_file.write(f"const unsigned int {array_name}_len = sizeof({array_name});\n")
|
|
|
|
|
|
|
|
|
|
print(f"Conversion successful!")
|
|
|
|
|
print(f"Input: {input_path} ({key_type} key)")
|
|
|
|
|
print(f"Output: {output_path} (array '{array_name}')")
|
|
|
|
|
print(f"DER data length: {len(der_data)} bytes")
|
|
|
|
|
|
|
|
|
|
except FileNotFoundError:
|
|
|
|
|
print(f"Error: File not found - {input_path}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
except Exception as e:
|
|
|
|
|
print(f"Error: Failed to convert public key to C header - {e}")
|
|
|
|
|
MySystemUtils.custom_exit(1)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
# Ensure all required packages are installed before running the script
|
|
|
|
|
MySystemUtils.install_missing_packages()
|
|
|
|
|
|
|
|
|
|
if __name__ == "__main__":
|
|
|
|
|
parser = argparse.ArgumentParser(description="Sign a package locally or remotely.")
|
|
|
|
|
subparsers = parser.add_subparsers(dest="mode", required=True, help="Mode of operation: 'local', 'remote', or 'pubkey2c'")
|
|
|
|
|
|
|
|
|
|
# Local signing arguments
|
|
|
|
|
local_parser = subparsers.add_parser("local", help="Perform local signing")
|
|
|
|
|
local_parser.add_argument("-orig", required=True, help="Path to the original package")
|
|
|
|
|
local_parser.add_argument("-out", required=True, help="Path to save the output package")
|
|
|
|
|
local_parser.add_argument("-priv", required=True, help="Path to the private key")
|
|
|
|
|
|
|
|
|
|
# Remote signing arguments
|
|
|
|
|
remote_parser = subparsers.add_parser("remote", help="Perform remote signing")
|
|
|
|
|
remote_parser.add_argument("-orig", required=True, help="Path to the original package")
|
|
|
|
|
remote_parser.add_argument("-out", required=True, help="Path to save the output package")
|
|
|
|
|
remote_parser.add_argument("-url", required=True, help="HSM URL for remote signing")
|
|
|
|
|
remote_parser.add_argument("-token", required=True, help="HSM request token")
|
|
|
|
|
|
|
|
|
|
# Bin2C arguments
|
|
|
|
|
pubkey2c_parser = subparsers.add_parser("pubkey2c", help="Convert PEM public key file to C header file")
|
|
|
|
|
pubkey2c_parser.add_argument("-orig", required=True, help="Path to the input PEM public key or private key file")
|
|
|
|
|
pubkey2c_parser.add_argument("-out", required=True, help="Path to the output C header file")
|
|
|
|
|
pubkey2c_parser.add_argument("-array", required=True, help="Name of the array in the C header file")
|
|
|
|
|
|
|
|
|
|
args = parser.parse_args()
|
|
|
|
|
MySystemUtils.welcome_print()
|
|
|
|
|
|
|
|
|
|
if args.mode == "local":
|
|
|
|
|
orig_pack_path = args.orig
|
|
|
|
|
out_pack_path = args.out
|
|
|
|
|
priv_key_path = args.priv
|
|
|
|
|
|
|
|
|
|
sha256 = MySystemUtils.calc_sha256(orig_pack_path)
|
|
|
|
|
print(f"SHA256 value: {sha256}")
|
|
|
|
|
priv_key = MySystemUtils.load_private_key(priv_key_path)
|
|
|
|
|
x509_cert = MyCertificateBuilder(priv_key, sha256).build()
|
|
|
|
|
x509_cert_der = x509_cert.public_bytes(serialization.Encoding.DER)
|
|
|
|
|
MyFileManager.write_file(MySystemUtils.cert_file_path, x509_cert_der, "Certificate")
|
|
|
|
|
out_pack = MyPackBuilder(orig_pack_path, MySystemUtils.cert_file_path).build() # Changed from sign_pack to out_pack
|
|
|
|
|
MyFileManager.write_file(out_pack_path, out_pack, "Output pack") # Changed description
|
|
|
|
|
elif args.mode == "remote":
|
|
|
|
|
orig_pack_path = args.orig
|
|
|
|
|
out_pack_path = args.out
|
|
|
|
|
hsm_url = args.url
|
|
|
|
|
hsm_req_token = args.token
|
|
|
|
|
|
|
|
|
|
sha256 = MySystemUtils.calc_sha256(orig_pack_path)
|
|
|
|
|
print(f"SHA256 value: {sha256}")
|
|
|
|
|
MyRemoteSigner(hsm_url, hsm_req_token, sha256).handle_remote_signing(orig_pack_path, out_pack_path, MySystemUtils.cert_file_path) # Changed sign_pack_path to out_pack_path
|
|
|
|
|
elif args.mode == "pubkey2c":
|
|
|
|
|
orig_pubkey_path = args.orig
|
|
|
|
|
out_c_path = args.out
|
|
|
|
|
array_name = args.array
|
|
|
|
|
PubKey2CConverter.convert_pubkey_to_c(orig_pubkey_path, out_c_path, array_name)
|
|
|
|
|
|
|
|
|
|
MySystemUtils.custom_exit(0)
|
chenjintao