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ImageQuiz/user_auth.py

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+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""Example 2: STT - getVoice2Text """
+
+from __future__ import print_function
+
+import grpc
+import os
+import datetime
+import hmac
+import hashlib
+
+
+# Config for GiGA Genie gRPC
+CLIENT_ID = "Y2xpZW50X2lkMTYyNTI5NTUxMzQyOQ==" #'Y2xpZW50X2lkMTYyNTEzMzk5NzU2NA=='#'Y2xpZW50X2lkMTYyNTAyNzcyMTA5Nw=='#
+CLIENT_KEY = "Y2xpZW50X2tleTE2MjUyOTU1MTM0Mjk=" #'Y2xpZW50X2tleTE2MjUxMzM5OTc1NjQ='#'Y2xpZW50X2tleTE2MjUwMjc3MjEwOTc='#
+CLIENT_SECRET = "Y2xpZW50X3NlY3JldDE2MjUyOTU1MTM0Mjk=" #'Y2xpZW50X3NlY3JldDE2MjUwMjc3MjEwOTc='# "Y2xpZW50X3NlY3JldDE2MjUyOTU1MTM0Mjk="
+
+
+### COMMON : Client Credentials ###
+def getMetadata():
+    timestamp = datetime.datetime.now().strftime("%Y%m%d%H%M%S%f")[:-3]
+    message = CLIENT_ID + ':' + timestamp
+
+    signature = hmac.new(CLIENT_SECRET.encode(), message.encode(), hashlib.sha256).hexdigest()
+
+    metadata = [('x-auth-clientkey', CLIENT_KEY),
+                ('x-auth-timestamp', timestamp),
+                ('x-auth-signature', signature)]
+
+    return metadata
+
+def credentials(context, callback):
+    callback(getMetadata(), None)
+
+def getCredentials():
+    sslCred = grpc.ssl_channel_credentials()
+    authCred = grpc.metadata_call_credentials(credentials)
+    return grpc.composite_channel_credentials(sslCred, authCred)
+
+### END OF COMMON ###