def _hello(self):
self._logger.debug('hello')
if self._serial and self._challenge:
self._hello_sent = True
self._status_now = True
self._logger.debug('emit hello')
self._printer_type = self._settings.get(["printer_type"])
camUrl = self._settings.global_get(["webcam", "stream"])
try:
if camUrl:
camUrl = normalize_url(camUrl)
except:
self._logger.exception("Unable to canonicalize the url {}".format(camUrl))
self._logger.debug("camUrl: {}".format(camUrl))
transformImg = 0
if self._settings.global_get(["webcam", "flipH"]):
transformImg += 1
if self._settings.global_get(["webcam", "flipV"]):
transformImg += 2
if self._settings.global_get(["webcam", "rotate90"]):
transformImg += 4
self._socket.emit('hello', {
'serialNumber': self._serial,
'signature': base64.b64encode(crypto.sign(self._key, self._challenge, b'sha256')),
'MAC': get_mac(),
'localIP': get_ip(),
'protocol': '2',
'camUrl': camUrl,
'transformImg': transformImg,
'printerType': self._printer_type
})
self._challenge = None
else:
self._logger.debug('skip emit hello, serial: {}'.format(self._serial))
#~~ capabilities -> polar: capabilitiesResponse
python类sign()的实例源码
def __init__(self, pkey):
"""Constructor.
Args:
pkey: OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: bytes, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
message = _helpers._to_bytes(message, encoding='utf-8')
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: string, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def make_signed_jwt(signer, payload):
"""Make a signed JWT.
See http://self-issued.info/docs/draft-jones-json-web-token.html.
Args:
signer: crypt.Signer, Cryptographic signer.
payload: dict, Dictionary of data to convert to JSON and then sign.
Returns:
string, The JWT for the payload.
"""
header = {'typ': 'JWT', 'alg': 'RS256'}
segments = [
_urlsafe_b64encode(_json_encode(header)),
_urlsafe_b64encode(_json_encode(payload)),
]
signing_input = '.'.join(segments)
signature = signer.sign(signing_input)
segments.append(_urlsafe_b64encode(signature))
logger.debug(str(segments))
return '.'.join(segments)
def __init__(self, pkey):
"""Constructor.
Args:
pkey: OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: bytes, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
message = _to_bytes(message, encoding='utf-8')
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: string, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def make_signed_jwt(signer, payload):
"""Make a signed JWT.
See http://self-issued.info/docs/draft-jones-json-web-token.html.
Args:
signer: crypt.Signer, Cryptographic signer.
payload: dict, Dictionary of data to convert to JSON and then sign.
Returns:
string, The JWT for the payload.
"""
header = {'typ': 'JWT', 'alg': 'RS256'}
segments = [
_urlsafe_b64encode(_json_encode(header)),
_urlsafe_b64encode(_json_encode(payload)),
]
signing_input = '.'.join(segments)
signature = signer.sign(signing_input)
segments.append(_urlsafe_b64encode(signature))
logger.debug(str(segments))
return '.'.join(segments)
def __init__(self, pkey):
"""Constructor.
Args:
pkey: OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: bytes, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
message = _to_bytes(message, encoding='utf-8')
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: bytes, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
from OpenSSL import crypto
if isinstance(message, six.text_type):
message = message.encode('utf-8')
return crypto.sign(self._key, message, 'sha256')
def __init__(self, pkey):
"""Constructor.
Args:
pkey, OpenSSL.crypto.PKey (or equiv), The private key to sign with.
"""
self._key = pkey
def sign(self, message):
"""Signs a message.
Args:
message: string, Message to be signed.
Returns:
string, The signature of the message for the given key.
"""
if isinstance(message, six.text_type):
message = message.encode('utf-8')
return PKCS1_v1_5.new(self._key).sign(SHA256.new(message))
def make_signed_jwt(signer, payload):
"""Make a signed JWT.
See http://self-issued.info/docs/draft-jones-json-web-token.html.
Args:
signer: crypt.Signer, Cryptographic signer.
payload: dict, Dictionary of data to convert to JSON and then sign.
Returns:
string, The JWT for the payload.
"""
header = {'typ': 'JWT', 'alg': 'RS256'}
segments = [
_urlsafe_b64encode(_json_encode(header)),
_urlsafe_b64encode(_json_encode(payload)),
]
signing_input = '.'.join(segments)
signature = signer.sign(signing_input)
segments.append(_urlsafe_b64encode(signature))
logger.debug(str(segments))
return '.'.join(segments)
