#!/bin/bash
VERSION=v3.5

#====================================================
MINIO_URL=https://minio.mopaas.com
REGISTRY_URL=https://registry.mopaas.com
REGISTRY_DOMAIN=${REGISTRY_URL#*//}
DOCKER_VER=19.03.14
HARBOR_VER=v1.10.16
REGISTRY_MIRROR=CN
DOWNLOAD_URL=http://123.157.234.194:8088

function usage() {
    echo -e "\033[33mUsage:\033[0m make-local-minio.sh COMMAND"
    cat <<EOF
-------------------------------------------------------------------------------------
  minio-user minio-password       请输入线上minio仓库的用户名和密码
EOF
}


function logger() {
  TIMESTAMP=$(date +'%Y-%m-%d %H:%M:%S')
  case "$1" in
    debug)
      echo -e "$TIMESTAMP \033[36mDEBUG\033[0m $2"
      ;;
    info)
      echo -e "$TIMESTAMP \033[32mINFO\033[0m $2"
      ;;
    warn)
      echo -e "$TIMESTAMP \033[33mWARN\033[0m $2"
      ;;
    error)
      echo -e "$TIMESTAMP \033[31mERROR\033[0m $2"
      ;;
    *)
      ;;
  esac
}

function download_docker() {
  if [[ "$REGISTRY_MIRROR" == CN ]];then
    DOCKER_URL="$MINIO_URL/ai-deployer/docker-${DOCKER_VER}.tgz"
  else
    DOCKER_URL="$MINIO_URL/ai-deployer/docker-${DOCKER_VER}.tgz"
  fi

  if [[ -f "$BASE/down/docker-${DOCKER_VER}.tgz" ]];then
    logger info "docker离线包已下载"
  else
    logger info "正在下载docker离线包"
    if [[ -e /usr/bin/curl ]];then
      curl -C- -O --retry 3 "$DOCKER_URL" || { logger error "下载docker离线包失败"; exit 1; }
    else
      wget -c "$DOCKER_URL" || { logger error "下载docker离线包失败"; exit 1; }
    fi
    /bin/mv -f "./docker-$DOCKER_VER.tgz" "$BASE/down"
  fi

  tar zxf "$BASE/down/docker-$DOCKER_VER.tgz" -C "$BASE/down" && \
  /bin/cp -f "$BASE"/down/docker/* "$BASE/bin" && \
  /bin/mv -f "$BASE"/down/docker/* /opt/kube/bin && \
  ln -sf /opt/kube/bin/docker /bin/docker
}

function install_docker() {
  # check if a container runtime is already installed
  systemctl status docker|grep Active|grep -q running && { logger info "docker正在运行中"; return 0; }
  logger debug "生成docker service文件"
  cat > /etc/systemd/system/docker.service << EOF
[Unit]
Description=Docker Application Container Engine
Documentation=http://docs.docker.io
[Service]
Environment="PATH=/opt/kube/bin:/bin:/sbin:/usr/bin:/usr/sbin"
ExecStartPre=/sbin/iptables -F
ExecStartPre=/sbin/iptables -X
ExecStartPre=/sbin/iptables -F -t nat
ExecStartPre=/sbin/iptables -X -t nat
ExecStartPre=/sbin/iptables -F -t raw
ExecStartPre=/sbin/iptables -X -t raw
ExecStartPre=/sbin/iptables -F -t mangle
ExecStartPre=/sbin/iptables -X -t mangle
ExecStart=/opt/kube/bin/dockerd
ExecStartPost=/sbin/iptables -P INPUT ACCEPT
ExecStartPost=/sbin/iptables -P OUTPUT ACCEPT
ExecStartPost=/sbin/iptables -P FORWARD ACCEPT
ExecReload=/bin/kill -s HUP \$MAINPID
Restart=on-failure
RestartSec=5
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
Delegate=yes
KillMode=process
[Install]
WantedBy=multi-user.target
EOF

  # configuration for dockerd
  mkdir -p /etc/docker
  logger debug "生成docker配置文件: /etc/docker/daemon.json"
  if [[ "$REGISTRY_MIRROR" == CN ]];then
    cat > /etc/docker/daemon.json << EOF
{
  "registry-mirrors": [
    "https://docker.mirrors.ustc.edu.cn",
    "http://hub-mirror.c.163.com"
  ],
  "insecure-registries": ["__registry__domain__"],
  "max-concurrent-downloads": 10,
  "log-driver": "json-file",
  "log-level": "warn",
  "log-opts": {
    "max-size": "10m",
    "max-file": "3"
    },
  "data-root": "/var/lib/docker"
}
EOF
    sed -i "s/__registry__domain__/$REGISTRY_DOMAIN/g" "/etc/docker/daemon.json"
  else
    cat > /etc/docker/daemon.json << EOF
{
  "max-concurrent-downloads": 10,
  "log-driver": "json-file",
  "log-level": "warn",
  "log-opts": {
    "max-size": "10m",
    "max-file": "3"
    },
  "data-root": "/var/lib/docker"
}
EOF
  fi

  if [[ -e /etc/centos-release || -e /etc/redhat-release ]]; then
    logger debug "关闭selinux in CentOS/Redhat"
    getenforce|grep Disabled || setenforce 0
    sed -i 's/^SELINUX=.*$/SELINUX=disabled/g' /etc/selinux/config
  fi

  logger debug "enable and start docker"
  systemctl enable docker
  systemctl daemon-reload && systemctl restart docker && sleep 4
}

function get_packages() {
  logger info "正在下载minio离线包"
  cd minio-local
  curl -C- -O --retry 3 $DOWNLOAD_URL/minio-local/docker-19.03.14.tgz
  curl -C- -O --retry 3 $DOWNLOAD_URL/minio-local/minio-docker-image.tar
  curl -C- -O --retry 3 $DOWNLOAD_URL/minio-local/minio.tar.gz
  
  logger info "正在下载harbor离线包"
  cd ../harbor-local
  curl -C- -O --retry 3 $DOWNLOAD_URL/harbor-local/docker-19.03.14.tgz
  curl -C- -O --retry 3 $DOWNLOAD_URL/harbor-local/docker-compose
  curl -C- -O --retry 3 $DOWNLOAD_URL/harbor-local/harbor.tar.gz

  logger info "正在下载AI $VERSION 镜像"
  docker pull registry.mopaas.com/ai/ai-user:$VERSION
  docker save -o ai-user.tar registry.mopaas.com/ai/ai-user:$VERSION
  docker rmi registry.mopaas.com/ai/ai-user:$VERSION

  docker pull registry.mopaas.com/ai/ai-user-web:$VERSION
  docker save -o ai-user-web.tar registry.mopaas.com/ai/ai-user-web:$VERSION
  docker rmi registry.mopaas.com/ai/ai-user-web:$VERSION

  docker pull registry.mopaas.com/ai/ai-mgr:$VERSION
  docker save -o ai-mgr.tar registry.mopaas.com/ai/ai-mgr:$VERSION
  docker rmi registry.mopaas.com/ai/ai-mgr:$VERSION

  docker pull registry.mopaas.com/ai/ai-mgr-web:$VERSION
  docker save -o ai-mgr-web.tar registry.mopaas.com/ai/ai-mgr-web:$VERSION
  docker rmi registry.mopaas.com/ai/ai-mgr-web:$VERSION

  docker pull registry.mopaas.com/ai/ai-kop:$VERSION
  docker save -o ai-kop.tar registry.mopaas.com/ai/ai-kop:$VERSION
  docker rmi registry.mopaas.com/ai/ai-kop:$VERSION

  docker pull registry.mopaas.com/ai/ai-kop-web:$VERSION
  docker save -o ai-kop-web.tar registry.mopaas.com/ai/ai-kop-web:$VERSION
  docker rmi registry.mopaas.com/ai/ai-kop-web:$VERSION
  
  logger info "正在下载ubuntu 20.04本地源 离线包"
  cd ../ubuntu-repo-local
  curl -C- -O --retry 3 $DOWNLOAD_URL/ubuntu-repo-local/docker-19.03.14.tgz
  curl -C- -O --retry 3 $DOWNLOAD_URL/ubuntu-repo-local/ubuntu-repo-docker-image.tar
  curl -C- -O --retry 3 $DOWNLOAD_URL/ubuntu-repo-local/apt-mirror.tar.gz
  
  cd ..
 
  logger info "正在打包..."
  tar zcvf /root/ai-deployer.tar.gz ../../ai-deployer
}

function main() {
  BASE=/opt/ai-deployer
  mkdir -p /opt/kube/bin "$BASE/down" "$BASE/bin" /data
  download_docker
  install_docker
  get_packages
}
main "$@"