tweaked readme

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Karim Naufal 2022-02-27 10:08:08 +01:00
parent 68edf87971
commit 5f7257b5a0

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@ -68,7 +68,8 @@ _The Hetzner cli `hcloud` is also useful to have, mainly for debugging without h
1. Create a project in your [Hetzner Cloud Console](https://console.hetzner.cloud/), and go to **Security > API Tokens** of that project to grab the API key. Take note of the key! ✅ 1. Create a project in your [Hetzner Cloud Console](https://console.hetzner.cloud/), and go to **Security > API Tokens** of that project to grab the API key. Take note of the key! ✅
2. Either, generate a passphrase-less ed25519 SSH key-pair for your cluster, unless you already have one that you'd like to use. Take note of the respective paths of your private and public keys. Or, for a key-pair with passphrase or a device like a Yubikey, make sure you have have an SSH agent running and your key is loaded (`ssh-add -L` to verify) and set `private_key = null` in the following step. ✅ 2. Either, generate a passphrase-less ed25519 SSH key-pair for your cluster, unless you already have one that you'd like to use. Take note of the respective paths of your private and public keys. Or, for a key-pair with passphrase or a device like a Yubikey, make sure you have have an SSH agent running and your key is loaded (`ssh-add -L` to verify) and set `private_key = null` in the following step. ✅
3. Copy `terraform.tfvars.example` to `terraform.tfvars`, and replace the values from steps 1 and 2. ✅ 3. Copy `terraform.tfvars.example` to `terraform.tfvars`, and replace the values from steps 1 and 2. ✅
4. (Optional) There are other variables in `terraform.tfvars` that could be customized, like Hetzner region, and the node counts and sizes. 4. Make sure you have the latest Terraform version, ideally at least 1.1.0. You can check with `terraform -v`. ✅
5. (Optional) There are other variables in `terraform.tfvars` that could be customized, like Hetzner region, and the node counts and sizes.
### 🎯 Installation ### 🎯 Installation
@ -97,13 +98,6 @@ When the cluster is up and running, you can do whatever you wish with it! 🎉
To scale the number of nodes up or down, just make sure to properly `kubectl drain` the nodes in question first if scaling down. Then just edit these variables in `terraform.tfvars` and re-apply terraform with `terraform apply -auto-approve`. To scale the number of nodes up or down, just make sure to properly `kubectl drain` the nodes in question first if scaling down. Then just edit these variables in `terraform.tfvars` and re-apply terraform with `terraform apply -auto-approve`.
For instance:
```tfvars
servers_num = 4
agents_num = 3
```
### Useful Commands ### Useful Commands
- List your nodes IPs, with either of those: - List your nodes IPs, with either of those: