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kube.sh
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#!/bin/bash
# Güncelleme ve Yükseltme
sudo apt update
sudo apt upgrade -y
# Swap Kapatma
sudo swapoff -a
sudo sed -i '/ swap / s/^\(.*\)$/#\1/g' /etc/fstab
# Containerd için modüllerin yüklenmesi
sudo tee /etc/modules-load.d/containerd.conf <<EOF
overlay
br_netfilter
EOF
sudo modprobe overlay
sudo modprobe br_netfilter
# Kubernetes için sysctl ayarları
sudo tee /etc/sysctl.d/kubernetes.conf <<EOF
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward = 1
EOF
sudo sysctl --system
# Gerekli paketlerin kurulması
sudo apt install -y curl gnupg2 software-properties-common apt-transport-https ca-certificates
# Docker GPG anahtarını ekleme ve repository ekleme
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmour -o /etc/apt/trusted.gpg.d/docker.gpg
sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
# Docker ve Containerd kurulumu
sudo apt update
sudo apt install -y containerd.io
containerd config default | sudo tee /etc/containerd/config.toml >/dev/null 2>&1
sudo sed -i 's/SystemdCgroup \= false/SystemdCgroup \= true/g' /etc/containerd/config.toml
sudo systemctl restart containerd
sudo systemctl enable containerd
# Kubernetes repository ve anahtarları
echo "deb [signed-by=/etc/apt/keyrings/kubernetes-apt-keyring.gpg] https://pkgs.k8s.io/core:/stable:/v1.30/deb/ /" | sudo tee /etc/apt/sources.list.d/kubernetes.list
curl -fsSL https://pkgs.k8s.io/core:/stable:/v1.30/deb/Release.key | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-apt-keyring.gpg
# Kubernetes paketlerinin kurulumu
sudo apt update
sudo apt install -y kubelet kubeadm kubectl
sudo apt-mark hold kubelet kubeadm kubectl
# Kubernetes Master node kurulumu
sudo kubeadm init
# Kubernetes yapılandırma dosyasını kopyalama
mkdir -p $HOME/.kube
sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
sudo chown $(id -u):$(id -g) $HOME/.kube/config
# kubectl global erişim sağlamak için
sudo ln -s /usr/bin/kubectl /usr/local/bin/kubectl
# Kubernetes node'ları kontrol etme
kubectl get nodes
# Nginx pod'u başlatma
kubectl create deployment nginx --image=nginx