Created
January 7, 2014 22:07
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Manual sending of a push notification to APNS via python
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import socket, ssl, json, struct, sys | |
#originally from: http://stackoverflow.com/questions/1052645/apple-pns-push-notification-services-sample-code | |
# device token returned when the iPhone application | |
# registers to receive alerts | |
deviceToken = 'XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX XXXXXXXX' | |
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 | |
# Per Apple's Push Notification Guide (end of chapter 3), first export the cert in p12 format | |
# openssl pkcs12 -in cert.p12 -out cert.pem -nodes | |
# when prompted "Enter Import Password:" hit return | |
# | |
theCertfile = 'cert.pem' | |
# | |
theHost = ( 'gateway.sandbox.push.apple.com', 2195 ) | |
# | |
data = json.dumps( thePayLoad ) | |
# Clear out spaces in the device token and convert to hex | |
deviceToken = deviceToken.replace(' ','') | |
if sys.version_info[0] == 3: | |
byteToken = bytes.fromhex( deviceToken ) # Python 3 | |
else: | |
byteToken = deviceToken.decode('hex') # Python 2 | |
theFormat = '!BH32sH%ds' % len(data) | |
theNotification = struct.pack( theFormat, 0, 32, byteToken, len(data), data ) | |
# 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() |
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