ACS::ECS::ElegantRunCommandInSLBDefaultServerGroup.json

{
  "FormatVersion": "OOS-2019-06-01",
  "Description": {
    "name-en": "ACS::ECS::ElegantRunCommandInSLBDefaultServerGroup",
    "name-zh-cn": "在SLB默认服务器组内的实例中执行命令",
    "en": "Run the command in the instance of the SLB default service group",
    "zh-cn": "在SLB默认服务器组内的实例中执行命令"
  },
  "Parameters": {
    "regionId": {
      "Description": {
        "en": "The ID of region",
        "zh-cn": "地域ID"
      },
      "Type": "String",
      "Default": "{{ ACS::RegionId }}"
    },
    "loadBalancerId": {
      "Description": {
        "en": "The ID of the SLB instance",
        "zh-cn": "SLB实例ID"
      },
      "Type": "String"
    },
    "serverId": {
      "Description": {
        "en": "The ID of server",
        "zh-cn": "后端服务器ID"
      },
      "Type": "String"
    },
    "weight": {
      "Description": {
        "en": "The weight of server",
        "zh-cn": "后端服务器权重"
      },
      "Type": "Number"
    },
    "type": {
      "Description": {
        "en": "The type of server",
        "zh-cn": "后端服务器类型"
      },
      "Type": "String"
    },
    "port": {
      "Description": {
        "en": "The port of server",
        "zh-cn": "后端服务器端口"
      },
      "Type": "Number"
    },
    "commandType": {
      "Description": {
        "en": "The type of command",
        "zh-cn": "云助手命令类型"
      },
      "Type": "String",
      "AllowedValues": [
        "RunBatScript",
        "RunPowerShellScript",
        "RunShellScript"
      ],
      "Default": "RunShellScript"
    },
    "commandContent": {
      "Description": {
        "en": "Command content to run in ECS instance",
        "zh-cn": "后端服务器中执行的命令"
      },
      "Type": "String"
    }
  },
  "Tasks": [
    {
      "Name": "setServerWeightToZero",
      "Action": "ACS::ExecuteApi",
      "Description": {
        "en": "Sets server weight to zero",
        "zh-cn": "把后端服务器权重设置为0"
      },
      "OnError": "recoverServerWeight",
      "Properties": {
        "Service": "SLB",
        "API": "SetBackendServers",
        "Parameters": {
          "RegionId": "{{ regionId }}",
          "BackendServers": {
            "Fn::MergeMapToList": [
              {
                "ServerId": [
                  "{{ serverId }}"
                ]
              },
              {
                "Weight": [
                  0
                ]
              },
              {
                "Type": [
                  "{{ type }}"
                ]
              },
              {
                "Port": [
                  "{{ port }}"
                ]
              }
            ]
          },
          "LoadBalancerId": "{{ loadBalancerId }}"
        }
      }
    },
    {
      "Name": "runCommand",
      "Action": "ACS::ECS::RunCommand",
      "Description": {
        "en": "Runs cloud assistant command",
        "zh-cn": "执行云助手命令"
      },
      "OnError": "recoverServerWeight",
      "Properties": {
        "regionId": "{{ regionId }}",
        "instanceId": "{{ serverId }}",
        "commandType": "{{ commandType }}",
        "commandContent": "{{ commandContent }}"
      },
      "Outputs": {
        "commandOutput": {
          "Type": "String",
          "ValueSelector": "invocationOutput"
        }
      }
    },
    {
      "Name": "recoverServerWeight",
      "Action": "ACS::ExecuteApi",
      "Description": {
        "en": "Sets the server weight to the original value",
        "zh-cn": "将服务器权重设置为原始值"
      },
      "Properties": {
        "Service": "SLB",
        "API": "SetBackendServers",
        "Parameters": {
          "RegionId": "{{ regionId }}",
          "BackendServers": {
            "Fn::MergeMapToList": [
              {
                "ServerId": [
                  "{{ serverId }}"
                ]
              },
              {
                "Weight": [
                  "{{ weight }}"
                ]
              },
              {
                "Type": [
                  "{{ type }}"
                ]
              },
              {
                "Port": [
                  "{{ port }}"
                ]
              }
            ]
          },
          "LoadBalancerId": "{{ loadBalancerId }}"
        }
      }
    }
  ],
  "Outputs": {
    "commandOutput": {
      "Type": "String",
      "Value": "{{ runCommand.commandOutput }}"
    }
  }
}