portainer_host: use different way of handling tokens

services/tools/cli/portainer_host.py

@@ -20,7 +20,8 @@ class PortainerHost(BaseCLi):
         super().__init__()
         self.host_url = host_url
         self.api_url = f'{host_url}/api'
-        self.jwt_config = []
+        self.jwt_config = {}
+        self.jwt_token = ''
         home_directory = os.path.expanduser("~")
         config_file_path = os.path.join(home_directory, DEFAULT_PORTAINER_JWT_CONFIG_FILE)
         try:
@@ -36,17 +37,17 @@ class PortainerHost(BaseCLi):
         except FileNotFoundError:
             print(f"Configuration does not exist. Creating...")
             raise EmptyConfigException()
-        
-        hostnames = [config['hostname'] for config in self.jwt_config]
-        if self.host_url not in hostnames:
+        try:
+            self.jwt_token = self.jwt_config[self.host_url]
+        except KeyError:
+            print(f"No token present in configuration file for host {self.host_url}. Creating...")
             raise EmptyConfigException()
             
     def __create_config(self, file_path):
-        config = {
-            "hostname": self.host_url,
-            "jwt": self.__get_jwt_token(),
+        self.jwt_token = self.__get_jwt_token()
+        self.jwt_config[self.host_url] = {
+            "jwt": self.jwt_token,
         }
-        self.jwt_config.append(config)
         with open(file_path, 'w') as file:
             json.dump(self.jwt_config, file, indent=4)
 
@@ -74,3 +75,4 @@ class PortainerHost(BaseCLi):
         data = response.json()
         return data['jwt']
 
+