def detect_tpm():
# FIXME: Improve
try:
if len(next(walk('/sys/class/tpm'))[1]) == 0:
return False
except StopIteration: # Directory does not exist: not supported by kernel
return False
try:
detect_executable('stpm-keygen')
except ExecutableNotFoundError:
return False
return True
def detected(cls):
if not 'DISPLAY' in environ or environ['DISPLAY'] == '':
return False
try:
cls.executable = detect_executable('xdg-open')
return True
except ExecutableNotFoundError as e:
return False
def generate_tpm_key(private_key_path, size):
# FIXME: Error out if size != 2048 ?
detect_executable('stpm-keygen').run_silent('-r', '-o', private_key_path)
distinguished_name = req_distinguished_name
req_extensions = v3_req
[req_distinguished_name]
[v3_req]
keyUsage = digitalSignature, nonRepudiation
extendedKeyUsage = clientAuth
[dir_sect]
"""
OPENSSL_RSA_ENCRYPT_FLAG = '-aes256'
try:
openssl = detect_executable('openssl')
except ExecutableNotFoundError as e:
raise ImportError(
'Unable to import %s: unable to locate openssl executable' % __name__)
class SSLEngineError(Exception):
pass
class AsnDecodingError(SSLEngineError):
pass
class TemporaryInputFile(object):
def __init__(self, data='', suffix=''):