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docs: add small disclaimer about go version (#14627)

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Julien Robert 2023-01-16 10:15:16 +01:00 committed by GitHub
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docs/docs/run-node/06-run-production.md
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@ -11,7 +11,7 @@ This section describes how to securely run a node in a public setting and/or on
When operating a node, full node or validator, in production it is important to set your server up securely.
:::note
There are many different ways to secure a server and your node, the described steps here is one way. To see another way of setting up a server see the [run in production tutorial](https://tutorials.cosmos.network/hands-on-exercise/5-run-in-prod/1-overview.html)
There are many different ways to secure a server and your node, the described steps here is one way. To see another way of setting up a server see the [run in production tutorial](https://tutorials.cosmos.network/hands-on-exercise/5-run-in-prod/1-overview.html).
:::
:::note
@ -38,6 +38,14 @@ sudo usermod -aG sudo change_me
Now when logging into the server, the non `root` user can be used.
### Go
1. Install the [Go](https://go.dev/doc/install) version preconized by the application.
:::warning
In the past, validators [have had issues](https://github.com/cosmos/cosmos-sdk/issues/13976) when using different versions of Go. It is recommended that the whole validator set uses the version of Go that is preconized by the application.
:::
### Firewall
Nodes should not have all ports open to the public, this is a simple way to get DDOS'd. Secondly it is recommended by [Tendermint](github.com/tendermint/tendermint) to never expose ports that are not required to operate a node.