#1816 - Added the final pieces of the puzzle to get data up from NIC → session manager → software manager → service.

- Implemented a basic sim DB that matches UC2 data manipulation DB in IY.
- Added a test that confirms DB queries can be sent over the network.

src/primaite/simulator/system/core/packet_capture.py

@@ -1,7 +1,7 @@
 import json
 import logging
 from pathlib import Path
-from typing import Optional
+from typing import Any, Dict, List, Optional
 
 from primaite.simulator import SIM_OUTPUT
 
@@ -52,7 +52,12 @@ class PacketCapture:
 
         self.logger.addFilter(_JSONFilter())
 
-    def read(self):
+    def read(self) -> List[Dict[Any]]:
+        """
+        Read packet capture logs and return them as a list of dictionaries.
+
+        :return: List of frames captured, represented as dictionaries.
+        """
         frames = []
         with open(self._get_log_path(), "r") as file:
             while line := file.readline():

src/primaite/simulator/system/core/session_manager.py

@@ -38,9 +38,7 @@ class Session(SimComponent):
     connected: bool = False
 
     @classmethod
-    def from_session_key(
-            cls, session_key: Tuple[IPProtocol, IPv4Address, Optional[Port], Optional[Port]]
-    ) -> Session:
+    def from_session_key(cls, session_key: Tuple[IPProtocol, IPv4Address, Optional[Port], Optional[Port]]) -> Session:
         """
         Create a Session instance from a session key tuple.
 
@@ -97,7 +95,7 @@ class SessionManager:
 
     @staticmethod
     def _get_session_key(
-            frame: Frame, inbound_frame: bool = True
+        frame: Frame, inbound_frame: bool = True
     ) -> Tuple[IPProtocol, IPv4Address, Optional[Port], Optional[Port]]:
         """
         Extracts the session key from the given frame.
@@ -136,12 +134,12 @@ class SessionManager:
         return protocol, with_ip_address, src_port, dst_port
 
     def receive_payload_from_software_manager(
-            self,
-            payload: Any,
-            dst_ip_address: Optional[IPv4Address] = None,
-            dst_port: Optional[Port] = None,
-            session_id: Optional[str] = None,
-            is_reattempt: bool = False,
+        self,
+        payload: Any,
+        dst_ip_address: Optional[IPv4Address] = None,
+        dst_port: Optional[Port] = None,
+        session_id: Optional[str] = None,
+        is_reattempt: bool = False,
     ) -> Union[Any, None]:
         """
         Receive a payload from the SoftwareManager.
@@ -164,9 +162,12 @@ class SessionManager:
             if not is_reattempt:
                 self.arp_cache.send_arp_request(dst_ip_address)
                 return self.receive_payload_from_software_manager(
-                    payload=payload, dst_ip_address=dst_ip_address, dst_port=dst_port, session_id=session_id,
-                    is_reattempt=True
-                    )
+                    payload=payload,
+                    dst_ip_address=dst_ip_address,
+                    dst_port=dst_port,
+                    session_id=session_id,
+                    is_reattempt=True,
+                )
             else:
                 return
 

src/primaite/simulator/system/core/software_manager.py

@@ -7,7 +7,6 @@ from primaite.simulator.file_system.file_system import FileSystem
 from primaite.simulator.network.transmission.network_layer import IPProtocol
 from primaite.simulator.network.transmission.transport_layer import Port
 from primaite.simulator.system.applications.application import Application
-from primaite.simulator.system.core.session_manager import Session
 from primaite.simulator.system.core.sys_log import SysLog
 from primaite.simulator.system.services.service import Service
 from primaite.simulator.system.software import SoftwareType
@@ -100,7 +99,7 @@ class SoftwareManager:
         """
         self.session_manager.receive_payload_from_software_manager(
             payload=payload, dst_ip_address=dest_ip_address, dst_port=dest_port, session_id=session_id
-            )
+        )
 
     def receive_payload_from_session_manger(self, payload: Any, port: Port, protocol: IPProtocol, session_id: str):
         """