#!/bin/bash

current_ip=$(hostname -I | awk '{print $1}')

# 镜像加速
cat <<EOF > /etc/rancher/k3s/registries.yaml
mirrors:
  docker.io:
  registry.k8s.io:
    endpoint:
      - https://docker.martin98.com/v2/docker
  https://registry.k8s.io:
  https://k8s.gcr.io:
    endpoint:
      - https://docker.martin98.com/v2/k8s
  https://gcr.io:
    endpoint:
      - https://docker.martin98.com/v2/gcr
  https://ghcr.io:
    endpoint:
      - https://docker.martin98.com/v2/ghcr
  https://quay.io:
    endpoint:
      - https://docker.martin98.com/v2/quay
EOF


curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | INSTALL_K3S_MIRROR=cn sh -s - \
  --cluster-cidr $pod_subnet \
  --service-cidr $service_subnet \
  --node-external-ip=$vip_ip

# 安装 keepalived
apt install -y keepalived

# 检查是否为 Master-01
if [ "$current_ip" == "$master" ]; then
    state=MASTER
    priority=100
else
    state=BACKUP
    priority=100
fi

# 初始化 VIP
cat <<EOF | sudo tee /etc/keepalived/keepalived.conf
vrrp_instance VI_1 {
    state $state
    interface eth0
    virtual_router_id 51
    priority $priority
    advert_int 1
    virtual_ipaddress {
        $vip
    }
}
EOF
sudo systemctl restart keepalived
systemctl status keepalived &
echo "初始化 master VIP[$state] $current_ip 成功"


#cat /var/lib/rancher/k3s/server/node-token
#
#
#
#curl -sfL https://rancher-mirror.rancher.cn/k3s/k3s-install.sh | \
#  INSTALL_K3S_MIRROR=cn \
#  K3S_URL=https://myserver:6443 \
#  K3S_TOKEN=mynodetoken sh -
#cat <<EOF
#------------------------------------------------------------------------------------
#初始化 master $current_ip 成功
#$OUTPUT
#
## master 加入
#kubeadm join $vip_ip:6443 \\
#  --token $TOKEN \\
#  --discovery-token-ca-cert-hash $TOKEN_HASH \\
#  --control-plane --certificate-key $CERTS
#
## worker 加入
#kubeadm join $vip_ip:6443 \\
#  --token $TOKEN \\
#  --discovery-token-ca-cert-hash $TOKEN_HASH
#
#------------------------------------------------------------------------------------
#EOF
#
#kubectl get nodes