Port Forwarding interface & resources classes

interface/network/port_forwarding.py

+"""
+General interface for using the CIRCLE portal API
+It should be implemented for using other providers e. g. OpenStack
+
+"""
+
+
+class PortForwardingInterface:
+
+    def create_port_forwarding(self, instance_id, internal_port_number, protocol):
+        raise NotImplementedError
+
+    def remove_port_forwarding(self, instance_id, internal_port_number):
+        raise NotImplementedError
+
+    def list_instance_port_forwardings(self, instance_id):
+        raise NotImplementedError

interface/network/resources.py

+import json
+
+
+class FloatingIP:
+    """ From the OpenStack Floating IP source data:
+    - Releveant attributes are stored
+    - Some methods regarding class representation
+    """
+
+    def __init__(self, data):
+        self.id = data['id'] # str
+        self.address = data['floating_ip_address'] # str
+        self.status = data['status'] # str e.g. 'ACTIVE'
+        self.floating_network_id = data['floating_network_id'] # str
+        self.router_id = data['router_id'] # str
+        self.port_forwardings = [] # objects come w/o id here, are fetched after
+        # [PortForwarding(item) for item in data['port_forwardings']]
+        self.created_at = data['created_at'] # str
+        self.updated_at = data['updated_at'] # str
+
+    def __repr__(self):
+        return f"FloatingIP({self.address})"
+
+    def __str__(self):
+        return f"FloatingIP({self.address})"
+
+    def JSON(self):
+        return json.dumps(self.__dict__)
+
+
+class PortForwarding:
+    """ From the OpenStack Port Forwarding source data:
+    - Releveant attributes are stored
+    - Some methods regarding class representation
+    """
+
+    def __init__(self, data):
+        self.id = data['id'] # str
+        self.protocol = data['protocol'] # str
+        self.internal_ip_address = data['internal_ip_address'] # str
+        self.internal_port = data['internal_port'] # number
+        self.external_port = data['external_port'] # number
+
+    def __repr__(self):
+        return(
+            f"PortForwarding({self.internal_ip_address}:{self.internal_port}"
+            f" -> {self.external_port})")
+
+    def __str__(self):
+        return(
+            f"PortForwarding({self.internal_ip_address}:{self.internal_port}"
+            f" -> {self.external_port})")
+
+    def JSON(self):
+        return json.dumps(self.__dict__)