moved _get_ssh_connection to the base miner class

miners/__init__.py

@@ -4,15 +4,46 @@ from API.cgminer import CGMinerAPI
 from API.btminer import BTMinerAPI
 from API.unknown import UnknownAPI
 import ipaddress
+import asyncssh
+import logging
 
 
 class BaseMiner:
     def __init__(self, ip: str, api: BMMinerAPI | BOSMinerAPI | CGMinerAPI | BTMinerAPI | UnknownAPI) -> None:
         self.ip = ipaddress.ip_address(ip)
+        self.uname = None
+        self.pwd = None
         self.api = api
         self.api_type = None
         self.model = None
 
+    async def _get_ssh_connection(self) -> asyncssh.connect:
+        """Create a new asyncssh connection"""
+        try:
+            conn = await asyncssh.connect(str(self.ip),
+                                          known_hosts=None,
+                                          username=self.uname,
+                                          password=self.pwd,
+                                          server_host_key_algs=['ssh-rsa'])
+            return conn
+        except asyncssh.misc.PermissionDenied:
+            try:
+                conn = await asyncssh.connect(str(self.ip),
+                                              known_hosts=None,
+                                              username="admin",
+                                              password="admin",
+                                              server_host_key_algs=['ssh-rsa'])
+                return conn
+            except Exception as e:
+                logging.warning(f"{self} raised an exception: {e}")
+                raise e
+        except OSError:
+            logging.warning(f"Connection refused: {self}")
+            return None
+        except Exception as e:
+            logging.warning(f"{self} raised an exception: {e}")
+            raise e
+
     async def get_board_info(self):
         return None
 
@@ -33,7 +64,3 @@ class BaseMiner:
 
     async def send_config(self, yaml_config):
         return None
-
-
-
-