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Add a blurb about sourcing the Erlang cookie from a file #1312

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Sep 26, 2018
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Add a blurb about sourcing the Erlang cookie from a file #1312

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8 changes: 8 additions & 0 deletions rabbitmq/content.md
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Expand Up @@ -72,6 +72,14 @@ Listing users ...
guest [administrator]
```

If you wish to provide the cookie via a file (such as with [Docker Secrets](https://docs.docker.com/engine/swarm/secrets/)), it needs to be mounted at `/var/lib/rabbitmq/.erlang.cookie`:

```console
docker service create ... --secret source=my-erlang-cookie,target=/var/lib/rabbitmq/.erlang.cookie ... %%IMAGE%%
```

(Note that it will likely also be necessary to specify `uid=XXX,gid=XXX,mode=0600` in order for Erlang in the container to be able to read the cookie file properly. See [Docker's `--secret` documentation for more details](https://docs.docker.com/engine/reference/commandline/service_create/#create-a-service-with-secrets).)

### Management Plugin

There is a second set of tags provided with the [management plugin](https://www.rabbitmq.com/management.html) installed and enabled by default, which is available on the standard management port of 15672, with the default username and password of `guest` / `guest`:
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