Construct authorization header for Azure IoT Hub
Expected output:
$ ./make-token.sh
Authorization: SharedAccessSignature sr=heresthething.azure-devices.net%2Fdevices%3Ftop%3D100%26api-version%3D2015-08-15-preview&sig=A%2B53mdXXXXXXXXXXXXXgyRq403mFpGhoi6vPZU%3D&se=1446291265&skn=iothubowner
[
{
"deviceId": "jazzy",
"generationId": "6358087410000036",
"etag": "MA==",
"connectionState": "Disconnected",
"status": "enabled",
"statusReason": null,
"connectionStateUpdatedTime": "2015-10-22T11:44:55.0815837",
"statusUpdatedTime": "0001-01-01T00:00:00",
"lastActivityTime": "2015-10-22T11:39:50.0085655",
"cloudToDeviceMessageCount": 0,
"authentication": {
"symmetricKey": {
"primaryKey": "PrbtgXXXXXXXXXXXXXXXXXXX/o0bIBxSS8=",
"secondaryKey": "xxXdWFKJQLfXXXXXXXXXXXXXXXDN9vNiarApc="
}
}
}
]