The Swarm v1 architecture
This section discusses the overview architecture of Docker Swarm. The internal structure of Swarm is described in Figure 3.
The internal structure of Docker Swarm v1
Starting with the MANAGER part, you will see a block labeled with Docker Swarm API on the left-side of the diagram. As mentioned previously, Swarm exposes the set of remote APIs similar to Docker, which allows you to use any Docker clients to connect to Swarm. However, the Swarm APIs are slightly different from the standard Docker Remote APIs, as Swarm APIs contains cluster-related information too. For example, running docker info against Docker Engine will give ...
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