sq-poller: ios/iosxe set max concurrent cmds to 1

Since with ios and iosxe we need to use one single interactive ssh
session, we cannot allow concurrent cmds. This patch force the batch
size to 1, so that no more than 1 command at a time can be executed.

Signed-off-by: Claudio Lorina <[email protected]>

Author: claudiolor

suzieq/poller/worker/nodes/node.py

@@ -528,10 +528,14 @@ def _set_devtype(self, devtype: str, version_str: str) -> None:
             elif self.devtype == "eos":
                 self.__class__ = EosNode
             elif self.devtype == "iosxe":
+                # Since we need to create one single interactive session with
+                # ios and iosxe, we cannot concurrently issue commands
+                self.batch_size = 1
                 self.__class__ = IosXENode
             elif self.devtype == "iosxr":
                 self.__class__ = IosXRNode
             elif self.devtype == "ios":
+                self.batch_size = 1
                 self.__class__ = IOSNode
             elif self.devtype.startswith("junos"):
                 self.__class__ = JunosNode