Prevent database locking by not updating latest checkin in database and instead storing it only in memory

server/agent/agent.nim

@@ -30,6 +30,7 @@ proc agentList*(cq: Conquest, listener: string) =
     # If no argument is passed via -n, list all agents, otherwise only display agents connected to a specific listener
     if listener == "": 
         cq.drawTable(cq.dbGetAllAgents())
+
     else: 
         # Check if listener exists
         if not cq.dbListenerExists(listener.toUpperAscii): 
@@ -38,6 +39,7 @@ proc agentList*(cq: Conquest, listener: string) =
 
         cq.drawTable(cq.dbGetAllAgentsByListener(listener.toUpperAscii))
 
+
 # Display agent properties and details
 proc agentInfo*(cq: Conquest, name: string) = 
     # Check if agent supplied via -n parameter exists in database
@@ -202,8 +204,8 @@ proc getTasks*(listener, agent: string): JsonNode =
 
         # Update the last check-in date for the accessed agent
         cq.agents[agent.toUpperAscii].latestCheckin = now()
-        if not cq.dbUpdateCheckin(agent.toUpperAscii, now().format("dd-MM-yyyy HH:mm:ss")):
-            return nil
+        # if not cq.dbUpdateCheckin(agent.toUpperAscii, now().format("dd-MM-yyyy HH:mm:ss")):
+        #    return nil
 
         # Return tasks in JSON format    
         return %cq.agents[agent.toUpperAscii].tasks.filterIt(it.status != Completed)

server/agent/commands/sleep.nim

@@ -4,9 +4,13 @@ import ../../db/database
 
 proc taskExecuteSleep*(cq: Conquest, delay: int) = 
 
+    if delay < 0: 
+        cq.writeLine(fgRed, styleBright, "[-] Invalid sleep delay value.")
+        return
+
     # Update 'sleep' value in database 
     if not cq.dbUpdateSleep(cq.interactAgent.name, delay): 
-        return 
+        return
 
     # Create a new task 
     let