April 2018
Intermediate to advanced
250 pages
5h 42m
English
Content preview from Docker for Serverless Applications
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Creating an operational control plane
An operational control plane is where we deploy operator containers to help operate the cluster. It is a concept that stems from the CoreOS's operator pattern, https://coreos.com/blog/operators.
Firstly, we create the control network to allow operator agents connecting to the manager nodes. Just name it control. We create this network to be a size of class C. So please be careful that the number of operator containers does not go beyond 255:
$ docker network create \ --driver weaveworks/net-plugin:2.1.3 \ --subnet 10.32.100.0/24 \ --attachable \ control
Operators in the control plane usually require access to Docker APIs to observe the cluster's state, to decide what to do, and to make changes back to ...
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