Add utils scripts

get_grades.py

@@ -0,0 +1,34 @@
+#!/usr/bin/env python3
+
+# Usage : ./get_grades.py | jq -r 'to_entries | map([.key, .value.TP1, .value.TP2, .value.TP3]) | .[] | @csv'
+
+import base64
+import hashlib
+import hmac
+import os
+import sys
+import time
+import urllib.request
+
+if __name__ == '__main__':
+    # Parse command line arguments
+    import argparse
+    parser = argparse.ArgumentParser()
+
+    parser.add_argument('--url-token-validator', default="https://adlin.nemunai.re/api/",
+                        help="URL to token-validator")
+
+    parser.add_argument('--secret', default="adelina",
+                        help="Secret used in token HMAC")
+
+    args = parser.parse_args()
+
+    req = urllib.request.Request(
+        url=args.url_token_validator + "grades",
+        method='GET',
+        headers={
+            "X-ADLIN-Authentication": base64.b64encode(hmac.digest(args.secret.encode(), str(int(time.mktime(time.localtime())/10)).encode(), hashlib.sha512)),
+        },
+    )
+    with urllib.request.urlopen(req) as f:
+        sys.stdout.write(f.read().decode('utf-8'))