fixed a bug with old bosminers not updating properly

miners/_backends/bosminer_old.py

@@ -1,6 +1,6 @@
 import logging
 
-import asyncssh
+import ipaddress
 
 from API.bosminer import BOSMinerAPI
 from miners import BaseMiner
@@ -9,6 +9,7 @@ from miners import BaseMiner
 class BOSMinerOld(BaseMiner):
     def __init__(self, ip: str) -> None:
         super().__init__(ip)
+        self.ip = ipaddress.ip_address(ip)
         self.api = BOSMinerAPI(ip)
         self.api_type = "BOSMiner"
         self.uname = "root"
@@ -22,14 +23,17 @@ class BOSMinerOld(BaseMiner):
         result = None
 
         # open an ssh connection
-        async with await asyncssh.connect("192.168.1.11", username="root") as conn:
+        async with (await self._get_ssh_connection()) as conn:
             # 3 retries
             for i in range(3):
                 try:
                     # run the command and get the result
                     result = await conn.run(cmd)
-                    result = result.stdout
+                    if result.stdout:
+                        result = result.stdout
                 except Exception as e:
+                    if e == "SSH connection closed":
+                        return "Update completed."
                     # if the command fails, log it
                     logging.warning(f"{self} command {cmd} error: {e}")
 
@@ -40,6 +44,7 @@ class BOSMinerOld(BaseMiner):
         # return the result, either command output or None
         return str(result)
 
+
     async def update_to_plus(self):
         result = await self.send_ssh_command("opkg update && opkg install bos_plus")
         return result