update custom docker host documentation for pre/post commands (#77)

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Rajan Patel 2022-02-23 23:31:36 -05:00 committed by GitHub
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@ -651,7 +651,7 @@ If you are interfacing with Docker via TCP, set `DOCKER_HOST` to the correct URL
DOCKER_HOST=tcp://docker_socket_proxy:2375
```
In case you are using a socket proxy, it must support `GET` and `POST` requests to the `/containers` endpoint. If you are using Docker Swarm, it must also support the `/services` endpoint.
In case you are using a socket proxy, it must support `GET` and `POST` requests to the `/containers` endpoint. If you are using Docker Swarm, it must also support the `/services` endpoint. If you are using pre/post backup commands, it must also support the `/exec` endpoint.
## Recipes