用python推送消息。 无密码验证。

apns.py

import socket, ssl, json, struct
import binascii

# device token returned when the iPhone application
# registers to receive alerts
deviceToken = 'f435d683eb9d7e5680938c363ea6e38eba36a553e9b23ddd57f9a345c0da0a0e'

thePayLoad = {
     'aps': {
          'alert':'Oh no! Server\'s Down!',
          'sound':'k1DiveAlarm.caf',
          'badge':42,
          },
     'test_data': { 'foo': 'bar' },
     }

# Certificate issued by apple and converted to .pem format with openSSL
#theCertfile = '/Users/henter/Downloads/weimi_rc.pem'
# cert file produced by openssl with pkey.p12 and cert.p12
theCertfile = 'weimi_push_rc.pem'
#
theHost = ( 'gateway.push.apple.com', 2195 )

#
data = json.dumps( thePayLoad )

# Clear out spaces in the device token and convert to hex
deviceToken = deviceToken.replace(' ','')
# byteToken = bytes.fromhex( deviceToken )
byteToken = binascii.unhexlify(deviceToken)

print("HELLOS")
print(byteToken)

theFormat = '!BH32sH%ds' % len(data)
theNotification = struct.pack( theFormat, 0, 32, byteToken, len(data), data )

#Just writing to a file for hex inspection
f = open('the_notification', 'w')
f.write(theNotification)
f.close()

# Create our connection using the certfile saved locally
ssl_sock = ssl.wrap_socket(
        socket.socket( socket.AF_INET, socket.SOCK_STREAM ),
        certfile = theCertfile
    )
ssl_sock.connect( theHost )

# Write out our data
ssl_sock.write( theNotification )

# Close the connection -- apple would prefer that we keep
# a connection open and push data as needed.
ssl_sock.close()