daemon: updates to change hostname settings to replace _ to - due to _ being an invalid character

daemon/core/nodes/docker.py

@@ -142,8 +142,9 @@ class DockerNode(CoreNode):
                 volumes += (
                     f"--mount type=volume," f"source={volume.src},target={volume.dst} "
                 )
+            hostname = self.name.replace("_", "-")
             self.host_cmd(
-                f"{DOCKER} run -td --init --net=none --hostname {self.name} "
+                f"{DOCKER} run -td --init --net=none --hostname {hostname} "
                 f"--name {self.name} --sysctl net.ipv6.conf.all.disable_ipv6=0 "
                 f"{binds} {volumes} "
                 f"--privileged {self.image} tail -f /dev/null"

daemon/core/nodes/netclient.py

@@ -28,6 +28,7 @@ class LinuxNetClient:
         :param name: name for hostname
         :return: nothing
         """
+        name = name.replace("_", "-")
         self.run(f"hostname {name}")
 
     def create_route(self, route: str, device: str) -> None: