Terraform 上的 Azure 应用服务自动缩放错误

Question

尝试使用 terraform for azure app service plan 创建自动缩放配置 但低于错误，

指标名称已验证，看起来不错，但不确定此错误，因为 terraform 计划中没有提供太多详细信息

地形代码

resource "azurerm_monitor_autoscale_setting" "example" {
  name                = "autoscaleappservice"
  resource_group_name = "${var.env}-bsai"
  location            = var.region
  target_resource_id  = azurerm_app_service_plan.mldockers_plan.id

  profile {
    name = "defaultProfile"

    capacity {
      default = 1
      minimum = 1
      maximum = 10
    }

    rule {
      metric_trigger {
        metric_name        = "CpuPercentage"
        metric_resource_id = azurerm_app_service_plan.mldockers_plan.id
        time_grain         = "PT1M"
        statistic          = "Average"
        time_window        = "PT5M"
        time_aggregation   = "Average"
        operator           = "GreaterThan"
        threshold          = 75
        metric_namespace   = "Microsoft.Web/serverfarms"
        dimensions {
          name     = "AppName"
          operator = "Equals"
          values   = ["App1"]
        }
      }

      scale_action {
        direction = "Increase"
        type      = "ChangeCount"
        value     = "1"
        cooldown  = "PT1M"
      }
    }

    rule {
      metric_trigger {
        metric_name        = "CpuPercentage"
        metric_resource_id = azurerm_app_service_plan.mldockers_plan.id
        time_grain         = "PT1M"
        statistic          = "Average"
        time_window        = "PT5M"
        time_aggregation   = "Average"
        operator           = "LessThan"
        threshold          = 25
      }

      scale_action {
        direction = "Decrease"
        type      = "ChangeCount"
        value     = "1"
        cooldown  = "PT1M"
      }
    }
  }
}

地形执行

执行 terraform plan 后出错

  # azurerm_monitor_autoscale_setting.example will be created
  + resource "azurerm_monitor_autoscale_setting" "example" {
      + enabled             = true
      + id                  = (known after apply)
      + location            = "centralindia"
      + name                = "autoscaleappservice"
      + resource_group_name = "dev-bsai"
      + target_resource_id  = "/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_app_service_mldocker_plan"

      + profile {
          + name = "defaultProfile"

          + capacity {
              + default = 1
              + maximum = 10
              + minimum = 1
            }

          + rule {
              + metric_trigger {
                  + metric_name        = "CpuPercentage"
                  + metric_namespace   = "Microsoft.Web/serverfarms"
                  + metric_resource_id = "/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_app_service_mldocker_plan"
                  + operator           = "GreaterThan"
                  + statistic          = "Average"
                  + threshold          = 75
                  + time_aggregation   = "Average"
                  + time_grain         = "PT1M"
                  + time_window        = "PT5M"

                  + dimensions {
                      + name     = "AppName"
                      + operator = "Equals"
                      + values   = [
                          + "App1",
                        ]
                    }
                }

              + scale_action {
                  + cooldown  = "PT1M"
                  + direction = "Increase"
                  + type      = "ChangeCount"
                  + value     = 1
                }
            }
          + rule {
              + metric_trigger {
                  + metric_name        = "CpuPercentage"
                  + metric_resource_id = "/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_app_service_mldocker_plan"
                  + operator           = "LessThan"
                  + statistic          = "Average"
                  + threshold          = 25
                  + time_aggregation   = "Average"
                  + time_grain         = "PT1M"
                  + time_window        = "PT5M"
                }

              + scale_action {
                  + cooldown  = "PT1M"
                  + direction = "Decrease"
                  + type      = "ChangeCount"
                  + value     = 1
                }
            }
        }
    }

Plan: 1 to add, 2 to change, 0 to destroy.

------------------------------------------------------------------------

This plan was saved to: .manifests.ind.dev.tfplan

To perform exactly these actions, run the following command to apply:
    terraform apply ".manifests.ind.dev.tfplan"

manjur@MacBook-Pro terraform % APP_REGION=ind APP_ENV=dev bin/deploy manifests
azurerm_app_service_plan.fileprocess_plan: Modifying... [id=/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_fileprocessing_plan]
azurerm_app_service_plan.mldockers_plan: Modifying... [id=/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_app_service_mldocker_plan]
azurerm_app_service_plan.mldockers_plan: Modifications complete after 3s [id=/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_app_service_mldocker_plan]
azurerm_monitor_autoscale_setting.example: Creating...
azurerm_app_service_plan.fileprocess_plan: Modifications complete after 4s [id=/subscriptions/759c1d90-b599-44a7-b677-94ac1ea9e369/resourceGroups/dev-bsai/providers/Microsoft.Web/serverfarms/dev_fileprocessing_plan]
azurerm_monitor_autoscale_setting.example: Still creating... [10s elapsed]
azurerm_monitor_autoscale_setting.example: Still creating... [20s elapsed]

**Error: Error creating AutoScale Setting "autoscaleappservice" (Resource Group "dev-bsai"): insights.AutoscaleSettingsClient#CreateOrUpdate: Failure sending request: StatusCode=409 -- Original Error: autorest/azure: Service returned an error. Status=<nil> <nil>
  on manifests/backend.tf line 545, in resource "azurerm_monitor_autoscale_setting" "example":
 545: resource "azurerm_monitor_autoscale_setting" "example" {**

Answer 1

它发生在最初在门户中创建自动缩放计划时， 因此，您可以尝试在应用计划设置 > 横向扩展下的门户中删除 JSON Autoscale setting name，然后重试 terraform 应用。

请点击以下链接供参考：

.Autoscaling setting for app service is throwing conflict error| Git-Hub

.Error creating auto-scaling rule for app service using terraform in azure | SO THREAD