feat(python): add jwt token lifetime from config

web/documentserver-example/python/src/configuration/configuration.py

@@ -92,6 +92,9 @@ class ConfigurationManager:
     def jwt_header(self) -> str:
         return environ.get('JWT_HEADER') or 'Authorization'
 
+    def jwt_expires_in(self) -> int:
+        return int(environ.get('JWT_EXPIRES_IN', 5))
+
     def jwt_use_for_request(self) -> bool:
         use = environ.get('JWT_USE_FOR_REQUEST')
         return string.boolean(use, True)

web/documentserver-example/python/src/utils/jwtManager.py

@@ -16,6 +16,7 @@
 
 """
 
+import time
 import jwt
 from src.configuration import ConfigurationManager
 
@@ -34,6 +35,9 @@ def useForRequest():
 
 # encode a payload object into a token using a secret key and decodes it into the utf-8 format
 def encode(payload):
+    now = time.time()
+    payload['iat'] = now
+    payload['exp'] = now + config_manager.jwt_expires_in() * 60
     return jwt.encode(payload, config_manager.jwt_secret(), algorithm='HS256')