Node Controller restart failed

[Echsecutor]

Today there was a network restart which lead to an error:

$ docker logs indy_node_controller 
2022-06-23 09:43:51,051|INFO|container_node_control_tool.py|Node control tool is starting up on 0.0.0.0 port 30003
2022-06-23 09:43:51,052|DEBUG|container_node_control_tool.py|Waiting for the next event
2022-06-23 09:49:47,269|DEBUG|container_node_control_tool.py|New connection from ('127.0.0.1', 59720) on fd 5
2022-06-23 09:49:47,270|DEBUG|container_node_control_tool.py|Waiting for the next event
2022-06-23 09:49:47,270|DEBUG|container_node_control_tool.py|Received "b'{"message_type": "restart"}'" from ('127.0.0.1', 59720) on fd 5
2022-06-23 09:49:47,270|DEBUG|container_node_control_tool.py|Decoded 
2022-06-23 09:49:47,271|INFO|container_node_control_tool.py|Restarting indy
Error: Missing node container name environment variable
2022-06-23 09:49:47,277|ERROR|container_node_control_tool.py|Unexpected error in _process_data must be str, not int
2022-06-23 09:49:47,278|DEBUG|container_node_control_tool.py|Waiting for the next event
2022-06-23 09:49:47,278|DEBUG|container_node_control_tool.py|Closing socket with fd 5
2022-06-23 09:49:47,278|DEBUG|container_node_control_tool.py|Waiting for the next event

[Echsecutor]

.env has NODE_CONTAINER_NAME=indy_node (default)

[Echsecutor]

compse file has
- CONTAINER=${NODE_CONTAINER_NAME}

[tsurai]

Turns out the README of the Controller is wrong. The correct environment variable is NODE_CONTAINER and not CONTAINER.