"Updates"

This commit is contained in:
2026-02-17 15:42:36 +01:00
parent 485f87079d
commit cd4b1a052a
2 changed files with 107 additions and 48 deletions

56
TuringPi/k3sup.md Normal file
View File

@@ -0,0 +1,56 @@
#### Installation de k3sup :
```bash
# Avec curl
curl -sLS https://get.k3sup.dev | sh
sudo install k3sup /usr/local/bin/
# Ou téléchargement direct depuis GitHub
wget https://github.com/alexellis/k3sup/releases/download/0.13.11/k3sup
chmod +x k3sup
sudo mv k3sup /usr/local/bin/
```
#### Configuration sudo sans mot de passe :
```bash
# Ajout de l'utilisateur au groupe sudo
sudo usermod -aG sudo pleb
# Configuration pour éviter la saisie de mot de passe
echo "pleb ALL=(ALL) NOPASSWD:ALL" | sudo tee /etc/sudoers.d/pleb
```
#### Premier déploiement :
```bash
# Installation du master node
k3sup install --ip 192.168.1.14 --user pleb --ssh-key $HOME/.ssh/bikiniBottom
# Ajout d'un worker node
k3sup join --ip 192.168.1.13 --server-ip 192.168.1.14 --user pleb --ssh-key $HOME/.ssh/bikiniBottom
# Ajout d'un autre worker
k3sup join --ip 192.168.1.16 --server-ip 192.168.1.14 --user pleb --ssh-key $HOME/.ssh/bikiniBottom
```
#### Vérification du cluster :
```bash
# Export du kubeconfig
export KUBECONFIG=./kubeconfig
# Vérification des nœuds
kubectl get nodes -o wide
# Check des pods système
kubectl get pods -n kube-system
```
#### Validation :
```bash
kubectl get nodes
```

View File

@@ -6,24 +6,26 @@
1. Flash the Plebian image to a SD card/ EMMC. 1. Flash the Plebian image to a SD card/ EMMC.
2. Boot. 2. Boot.
3. ssh as "pleb/pleb" and complete setup `sudo vim /etc/sudoers.d/pleb` 3. ssh as "pleb/pleb" and complete setup
``` ```bash
pleb ALL=(ALL:ALL) NOPASSWD: ALL sudo useradd pleb
sudo groupadd sudo
sudo usermod -aG sudo pleb
echo "pleb ALL=(ALL) NOPASSWD:ALL" | sudo tee /etc/sudoers.d/pleb
``` ```
```bash ```bash
sudo apt update && sudo apt install -y curl sudo apt update && sudo apt install -y curl
curl -O https://overviewer.org/~pillow/up/75bea78e59/devicetrees-plebian-quartz64-20230601130309-arm64.deb # curl -O https://overviewer.org/~pillow/up/75bea78e59/devicetrees-plebian-quartz64-20230601130309-arm64.deb
# sudo dpkg -i devicetrees-plebian-quartz64-20230601130309-arm64.deb
sudo dpkg -i devicetrees-plebian-quartz64-20230601130309-arm64.deb
# sudo sysctl -w net.core.rmem_max=2500000 # sudo sysctl -w net.core.rmem_max=2500000
sudo apt update && sudo apt -y upgrade sudo apt update && sudo apt -y upgrade
sudo hostnamectl set-hostname shell1 sudo hostnamectl set-hostname < hostname >
sudo apt install -y git wget screenfetch net-tools open-iscsi python3 python3-pip build-essential libssl-dev libffi-dev python3-dev sudo apt install -y git wget screenfetch net-tools open-iscsi python3 python3-pip build-essential libssl-dev libffi-dev python3-dev
@@ -32,29 +34,28 @@ sudo apt install -y docker docker-compose
#### Reboot #### Reboot
`sudo blkid -s UUID -o value /dev/sda1`
```
shell1 | CHANGED | rc=0 >>
UUID=a4e3d8f1-11cc-482b-9596-57c44b122e48
shell2 | CHANGED | rc=0 >>
UUID=e264ad26-0767-4e6c-9131-0671f4ecfad4
shell3 | CHANGED | rc=0 >>
UUID=2056f43e-f41c-4772-9bf9-8f5a09dc911c
```
```bash ```bash
sudo mkfs.ext4 /dev/sda1 sudo mkfs.ext4 /dev/nvme0n1
sudo mkdir -p /mnt/data sudo mkdir -p /mnt/ssd
echo "UUID=... /mnt/data ext4 defaults 0 0" | sudo tee -a /etc/fstab sudo blkid -s UUID -o value /dev/nvme0n1
> sandy UUID=e2e3a295-9731-4aa2-996f-c72c2b81f40f
> gary UUID=124046b7-f656-4691-933b-4673e5abbb17
> sheldon UUID=fd0d6603-c6f1-43fe-a993-39f79b4e3eb8
> pearl UUID=
echo "UUID=... /mnt/ssd ext4 defaults 0 0" | sudo tee -a /etc/fstab
cat /etc/fstab cat /etc/fstab
sudo mount -a sudo mount -a
sudo systemctl daemon-reload sudo systemctl daemon-reload
df -h /mnt/data df -h /mnt/ssd
``` ```
`sudo vim /etc/hosts` `sudo vim /etc/hosts`
@@ -62,12 +63,12 @@ df -h /mnt/data
``` ```
# ---------------------------------------- # ----------------------------------------
# Host addresses # Host addresses
127.0.0.1 localhost shell1 127.0.0.1 localhost
# Nodes # Nodes
192.168.1.109 shell1 shell1.local 192.168.1.13 gary gary.local
192.168.1.163 shell2 shell2.local 192.168.1.14 sandy sandy.local
#192.168.1. shell3 shell3.local 192.168.1.16 sheldon sheldon.local
#192.168.1. shell4 shell3.local 192.168.1.19 pearl pearl.local
# ---------------------------------------- # ----------------------------------------
``` ```
@@ -75,11 +76,11 @@ df -h /mnt/data
```bash ```bash
ssh-keygen -t ed25519 ssh-keygen -t ed25519
ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@shell1 ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@gary
ssh pleb@shell1 ssh pleb@gary
```
`vim /etc/ssh/sshd_config` vim /etc/ssh/sshd_config
```
``` ```
# ---------------------------------------- # ----------------------------------------
@@ -89,20 +90,22 @@ PasswordAuthentication no
#### Restart service #### Restart service
`sudo systemctl restart sshd` ```bash
sudo systemctl restart sshd`
```
#### On shell1 : #### On shell1 :
```bash ```bash
ssh-keygen -t ed25519 ssh-keygen -t ed25519
ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@shell2 ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@sandy
ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@shell3 ssh-copy-id -f -i ~/.ssh/id_ed25519.pub plebsheldon
ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@shell4 ssh-copy-id -f -i ~/.ssh/id_ed25519.pub pleb@pearl
ssh pleb@shell2 ssh pleb@sandy
ssh pleb@shell3 ssh pleb@sheldon
ssh pleb@shell4 ssh pleb@pearl
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python3 get-pip.py --user python3 get-pip.py --user
@@ -114,12 +117,12 @@ python3 -m pip install --user ansible
```ini ```ini
[master] [master]
shell1 ansible_connection=local sandy ansible_connection=local
[node] [node]
shell2 ansible_connection=ssh gary ansible_connection=ssh
shell3 ansible_connection=ssh sheldon ansible_connection=ssh
shell4 ansible_connection=ssh pearl ansible_connection=ssh
[k3s_cluster:children] [k3s_cluster:children]
master master
@@ -217,12 +220,12 @@ cp -R k3s-ansible/inventory/sample k3s-ansible/inventory/sandy
```ini ```ini
[master] [master]
192.168.1.209 ansible_connection=ssh var_hostname=shell1 var_disk=sda1 var_uuid=e13c29b3-5263-4ae7-82df-8ccdcc78e0b2 192.168.1.14 ansible_connection=ssh var_hostname=sandy var_disk=sda1 var_uuid=6fab06af-f38f-493a-87ab-512f52a6616c
[node] [node]
192.168.1.224 ansible_connection=ssh var_hostname=shell2 var_disk=sda1 var_uuid=85efb43b-5386-4a2d-9128-9a89b10538fa 192.168.1.13 ansible_connection=ssh var_hostname=gary var_disk=sda1 var_uuid=7f348b05-b44e-4b85-8445-657dc95e72df
192.168.1.123 ansible_connection=ssh var_hostname=shell3 var_disk=sda1 var_uuid=08af04f0-a35c-447d-9651-c46675a27142 192.168.1.16 ansible_connection=ssh var_hostname=shedon var_disk=sda1 var_uuid=a612717e-ca95-44a3-9b10-10e6be26112f
192.168.1.233 ansible_connection=ssh var_hostname=shell4 192.168.1.19 ansible_connection=ssh var_hostname=pearl
[k3s_cluster:children] [k3s_cluster:children]
master master
@@ -480,4 +483,4 @@ helm install haproxy haproxytech/kubernetes-ingress -n kube-system \
> On workers: > On workers:
`/usr/local/bin/k3s-agent-uninstall.sh` `/usr/local/bin/k3s-agent-uninstall.sh`