added an old version of Bosminer for non plus miners to be able to update

miners/_backends/bosminer.py

@@ -4,6 +4,7 @@ import toml
 from config.bos import bos_config_convert, general_config_convert_bos
 import logging
 from settings import MINER_FACTORY_GET_VERSION_RETRIES as DATA_RETRIES
+import asyncssh
 
 
 class BOSMiner(BaseMiner):
@@ -368,3 +369,46 @@ class BOSMiner(BaseMiner):
             data["Nominal"] = True
 
         return data
+
+
+class BOSMinerOld(BaseMiner):
+    def __init__(self, ip: str) -> None:
+        super().__init__(ip)
+        self.api = BOSMinerAPI(ip)
+        self.api_type = "BOSMiner"
+        self.uname = "root"
+        self.pwd = "admin"
+
+
+    async def send_ssh_command(self, cmd: str) -> str or None:
+        """Send a command to the miner over ssh.
+
+        :return: Result of the command or None.
+        """
+        result = None
+
+        # open an ssh connection
+        async with await asyncssh.connect("192.168.1.11", username="root") 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
+                except Exception as e:
+                    # if the command fails, log it
+                    logging.warning(f"{self} command {cmd} error: {e}")
+
+                    # on the 3rd retry, return None
+                    if i == 3:
+                        return
+                    continue
+        # 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
+
+