ACS::ECS::AttachNASFileSystemToInstance.yml

FormatVersion: OOS-2019-06-01
Description:
  name-en: ACS::ECS::AttachNASFileSystemToInstance
  name-zh-cn: 挂载NAS文件系统到ECS实例
  en: Attach NAS file system to instance (only supports elastic expansion activities)
  zh-cn: 将NAS文件系统挂载到ECS实例（仅支持弹性扩张活动）
Parameters:
  regionId:
    Description:
      en: The ID of region
      zh-cn: 地域ID
    Type: String
  instanceId:
    Description:
      en: The ID of ECS instance
      zh-cn: ECS实例ID
    Type: String
  mountTargetDomain:
    Description:
      en: The MountTargetDomain
      zh-cn: 挂载点域名
    Type: String
  mountDir:
    Description:
      en: The dir to mount file systen in instance
      zh-cn: 实例中文件系统的挂载目录
    Type: String
    Default: /mnt
  fileSystemVersion:
    Description:
      en: The version of file system
      zh-cn: 文件系统的版本
    Type: String
    AllowedValues:
      - 0
      - 1
    Default: 0
Tasks:
  - Name: untilInstanceReady
    Action: 'ACS::WaitFor'
    Description:
      en: Waits for the ECS instance to enter Running status
      zh-cn: 等待ECS实例到达运行中状态
    Properties:
      Service: ECS
      API: DescribeInstances
      Parameters:
        RegionId: '{{ regionId }}'
        InstanceIds:
          - '{{ instanceId }}'
      DesiredValues:
        - Running
      PropertySelector: 'Instances.Instance[].Status'
  - Name: attachFileSystemToLinuxInstance
    Action: 'ACS::ECS::RunCommand'
    Description:
      en: Attaches file system to ECS instance
      zh-cn: 挂载文件系统到ECS实例
    Properties:
      instanceId: '{{ instanceId }}'
      regionId: '{{ regionId }}'
      commandType: RunShellScript
      commandContent: |-
        #!/bin/bash
        mount_targets=(
            {{mountTargetDomain}}
        )
        mount_points=(
            {{mountDir}}
        )
        use_v3=(
           {{fileSystemVersion}}
        )

        success_install_client=0

        type yum
        if [ $? -eq 0 -a $success_install_client -eq 0 ]; then
            yum install -y nfs-utils
            if [ $? -eq 0 ]; then
                success_install_client=1
            fi
        fi

        type apt-get
        if [ $? -eq 0 -a $success_install_client -eq 0 ]; then
            apt-get install -y nfs-common
            if [ $? -eq 0 ]; then
                success_install_client=1
            else
                apt-get updateå
                apt-get install -y nfs-common
                if [ $? -eq 0 ]; then
                    success_install_client=1
                fi
            fi
        fi

        type zypper
        if [ $? -eq 0 -a $success_install_client -eq 0 ]; then
            zypper install -y nfs-client
            if [ $? -eq 0 ]; then
                success_install_client=1
            else
                zypper refresh
                zypper install -y nfs-client
                if [ $? -eq 0 ]; then
                    success_install_client=1
                fi
            fi
        fi

        if [ $success_install_client -ne 1 ]; then
            exit 0
        fi

        if (lsmod | grep sunrpc > /dev/null); then
            if (modinfo sunrpc | grep tcp_max_slot_table_entries > /dev/null); then
                sysctl -w sunrpc.tcp_max_slot_table_entries=128
            fi
            if (modinfo sunrpc | grep tcp_slot_table_entries > /dev/null); then
                sysctl -w sunrpc.tcp_slot_table_entries=128
            fi
        fi

        if (modinfo nfs | grep nfs4_unique_id > /dev/null); then
            printf 'install nfs /sbin/modprobe --ignore-install nfs nfs4_unique_id=$(cat /sys/class/dmi/id/product_uuid)\n' > /etc/modprobe.d/alinas.conf
        fi
        (modinfo sunrpc | grep tcp_max_slot_table_entries > /dev/null) && echo "options sunrpc tcp_max_slot_table_entries=128" >> /etc/modprobe.d/alinas.conf
        (modinfo sunrpc | grep tcp_slot_table_entries > /dev/null) && echo "options sunrpc tcp_slot_table_entries=128" >> /etc/modprobe.d/alinas.conf

        if [ ! -f /etc/rc.local ]; then
            echo '#!/bin/bash' > /etc/rc.local
        fi
        echo "mount -a -t nfs" >> /etc/rc.local
        chmod +x /etc/rc.local

        for i in "${!mount_targets[@]}"; do
            mount_target=${mount_targets[$i]}
            [ -z $mount_target ] && continue
            mount_point=${mount_points[$i]}
            [ -z $mount_point ] && continue
            v3=${use_v3[$i]}
            [ -z $v3 ] && continue

            mkdir -p "${mount_point}" || continue

            automount_param=""
            if [ -f /etc/os-release ]; then
                os_name=`awk -F= '/^NAME/{print $2}' /etc/os-release`
                if [[ ${os_name} == "\"Ubuntu\"" ]]; then
                    if (man systemd-fstab-generator > /dev/null); then
                        automount_param=",x-systemd.automount"
                    fi
                elif [[ ${os_name} == "\"Aliyun Linux\"" ]]; then
                    if (man systemd-fstab-generator > /dev/null); then
                        automount_param=",x-systemd.automount,x-systemd.requires=systemd-resolved.service,x-systemd.after=systemd-resolved.service"
                    fi
                fi
            fi

            if [[ $mount_target == *.extreme.nas.aliyuncs.com ]]; then
                if [ -f /etc/systemd/system/sockets.target.wants/rpcbind.socket ]; then
                    sed -i 's/BindIPv6Only=ipv6-only/#BindIPv6Only=ipv6-only/g' /etc/systemd/system/sockets.target.wants/rpcbind.socket
                    sed -i 's/ListenStream=\[::\]:111/#ListenStream=\[::\]:111/g' /etc/systemd/system/sockets.target.wants/rpcbind.socket
                    sed -i 's/ListenDatagram=\[::\]:111/#ListenDatagram=\[::\]:111/g' /etc/systemd/system/sockets.target.wants/rpcbind.socket
                fi
                echo "${mount_target}:/share ${mount_point} nfs vers=3,nolock,noacl,proto=tcp,noresvport,_netdev${automount_param} 0 0" >> /etc/fstab
            elif [[ $mount_target == *.nas.aliyuncs.com ]]; then
                if [ $v3 -eq 1 ]; then
                    echo "${mount_target}:/ ${mount_point} nfs vers=3,nolock,proto=tcp,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,_netdev,noresvport${automount_param} 0 0" >> /etc/fstab
                else
                    echo "${mount_target}:/ ${mount_point} nfs vers=4,minorversion=0,rsize=1048576,wsize=1048576,hard,timeo=600,retrans=2,_netdev,noresvport${automount_param} 0 0" >> /etc/fstab
                fi
            fi

            mount -a -t nfs
        done

        df -h
    Outputs:
      commandOutput:
        Type: String
        ValueSelector: invocationOutput
Outputs:
  commandOutput:
    Type: String
    Value: '{{ attachFileSystemToLinuxInstance.commandOutput }}'