#!/bin/bash
source ./common.sh

echo "[INFO] === 初始化 Master 节点 ==="

cat <<CFG > kubeadm-config.yaml
apiVersion: kubeadm.k8s.io/v1beta3
kind: ClusterConfiguration
kubernetesVersion: v{{ cluster.kubernetes_version }}
controlPlaneEndpoint: "{{ cluster.api_server_ip }}:6443"
networking:
  podSubnet: "{{ cluster.pod_cidr }}"
  serviceSubnet: "{{ cluster.service_cidr }}"
imageRepository: {{ registry.ip }}:{{ registry.port }}
---
apiVersion: kubelet.config.k8s.io/v1beta1
kind: KubeletConfiguration
cgroupDriver: systemd
CFG

# 预先检查
kubeadm init phase preflight --config kubeadm-config.yaml --ignore-preflight-errors=all

# 正式初始化
# 注意：因为我们已经手动导入了镜像，不需要 kubeadm pull
kubeadm init --config kubeadm-config.yaml --upload-certs | tee kubeadm-init.log

mkdir -p $HOME/.kube
cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
chown $(id -u):$(id -g) $HOME/.kube/config

echo "[INFO] 部署网络插件 (Calico)..."
kubectl apply -f "$BUNDLE_ROOT/manifests/calico.yaml"

echo "[INFO] 部署本地 Registry 容器..."
# 启动 registry 容器 (假设 registry:2 镜像已导入)
# 如果机器上没有 docker 命令，使用 nerdctl 或 ctr 比较麻烦
# 这里假设用户在 common.sh 步骤中通过 apt 安装了 containerd.io (含 docker CLI 吗? 不一定)
# 修正：直接使用静态 Pod 或 nerdctl。为简单起见，这里假设 containerd 环境下使用 nerdctl 或者 kubectl 部署
# 我们使用 kubectl 部署一个简单的 registry 到本节点
kubectl apply -f - <<REG_YAML
apiVersion: v1
kind: Pod
metadata:
  name: local-registry
  namespace: kube-system
  labels:
    app: registry
spec:
  hostNetwork: true
  containers:
  - name: registry
    image: registry:2
    ports:
    - containerPort: 5000
    volumeMounts:
    - mountPath: /var/lib/registry
      name: registry-data
  volumes:
  - name: registry-data
    hostPath:
      path: /var/lib/registry
      type: DirectoryOrCreate
REG_YAML

echo "[INFO] 部署 Storage & Virtualization..."
# 安装 Helm
cp "$BUNDLE_ROOT/bin/helm" /usr/local/bin/

# NFS
"$BUNDLE_ROOT/bin/helm" install nfs-subdir-provisioner "$BUNDLE_ROOT/charts/nfs-subdir-external-provisioner" \
    --set nfs.server={{ storage.nfs_server }} \
    --set nfs.path={{ storage.nfs_path }} \
    --set storageClass.defaultClass=true

# KubeVirt
kubectl apply -f "$BUNDLE_ROOT/manifests/kubevirt-operator.yaml"
kubectl apply -f "$BUNDLE_ROOT/manifests/kubevirt-cr.yaml"

# Multus
kubectl apply -f "$BUNDLE_ROOT/manifests/multus-daemonset.yaml"

echo "[INFO] 生成 Worker 加入脚本..."
kubeadm token create --print-join-command > ../../output/join_cluster.sh
chmod +x ../../output/join_cluster.sh
echo "Master 部署完成！请检查 kubectl get nodes"