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Installation

reCluster installation.

Requirements

See Installation requirements for more information.

Steps

Download the most recent recluster.tar.gz from GitHub release

wget https://github.com/carlocorradini/reCluster/releases/latest/download/recluster.tar.gz

Unzip recluster.tar.gz

_out_dir="/tmp/recluster"

mkdir "$_out_dir"
tar -xvzf recluster.tar.gz -C "$_out_dir"

Change working directory
```
_cwd="/tmp/recluster"

cd "$_cwd"
```

Generate certificates

Info: See certs for more information

_registry_ip='192.168.0.202' # TODO Change
_out_dir='configs/certs'

./scripts/certs.sh \
  --registry-ip "$_registry_ip" \
  --out-dir "$_out_dir"

Edit scripts/configs.config.yaml to match your environment

Generate configurations

Info: See configs for more information

_config_file='./scripts/configs.config.yaml'

./scripts/configs.sh \
  --config-file "$_config_file" \
  --overwrite

Copy all files and directories on a flash drive

Mount the flash drive

Find flash drive name
```
fdisk -l
```
Create mount directory
```
_mnt="/mnt/usb"

mkdir "$_mnt"
```

Mount flash drive

_dev="/dev/sdX"
_mnt="/mnt/usb"

mount "$_dev" "$_mnt"

Copy files

_recluster="/tmp/recluster"
_mnt="/mnt/usb"

cp --archive "$_recluster/." "$_mnt"

Unmount the flash drive

_dev="/dev/sdX"
_mnt="/mnt/usb"

umount "$_mnt"
umount "$_dev"

Install Alpine Linux distribution

Note: Other distributions are available

Note: For further information on how to install a distribution, see its accompanying README.md file

Note: See Installation requirements for more information
For every node
1. Mount the flash drive
  1. Find flash drive name
```
fdisk -l
```
  2. Create mount directory
```
_mnt="/mnt/usb"

mkdir "$_mnt"
```
  3. Mount flash drive
```
_dev="/dev/sdX"
_mnt="/mnt/usb"

mount "$_dev" "$_mnt"
```
2. Change working directory
```
_cwd="/mnt/usb"

cd "$_cwd"
```
3. Launch install.sh installation script
  
  Note: See Installation script for more information
  - Controller
    
    Warning: Argument --init-cluster and cluster-init: true property of configs/k3s/config.controller.yaml must be set only for the first controller
    
    Note: kind property of configs/recluster/config.controller.yaml must be set to controller
    
    Controller installation.
```
./install.sh \
  --config configs/recluster/config.controller.yaml \
  --k3s-config-file configs/k3s/config.controller.yaml \
  --init-cluster \
  ...
```
  - Worker
    
    Note: kind property of configs/recluster/config.worker.yaml must be set to worker
    
    Worker installation.
```
./install.sh \
  --config configs/recluster/config.worker.yaml \
  --k3s-config-file configs/k3s.worker.yaml \
  ...
```
4. Unmount the flash drive
```
_dev="/dev/sdX"
_mnt="/mnt/usb"

umount "$_mnt"
umount "$_dev"
```