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Migrate from EA Reserved Instance Usage Summary API

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EA customers who were previously using the Enterprise Reporting consumption.azure.com API to obtain reserved instance usage summaries need to migrate to a parity Azure Resource Manager API. Instructions to do this are outlined below along with any contract differences between the old API and the new API.

Assign permissions to an SPN to call the API

Before calling the API, you need to configure a Service Principal with the correct permission. You use the service principal to call the API. For more information, see Assign permissions to ACM APIs.

Call the Reserved Instance Usage Summary API

Use the following request URIs to call the new Reservation Summaries API.

Supported requests

Call the API with the following scopes:

  • Enrollment: providers/Microsoft.Billing/billingAccounts/{billingAccountId}

Get Reservation Summary Daily

https://management.azure.com/{scope}/Microsoft.Consumption/reservationSummaries?grain=daily&$filter=properties/usageDate ge 2017-10-01 AND properties/usageDate le 2017-11-20&api-version=2019-10-01

Get Reservation Summary Monthly

https://management.azure.com/{scope}/Microsoft.Consumption/reservationSummaries?grain=daily&$filter=properties/usageDate ge 2017-10-01 AND properties/usageDate le 2017-11-20&api-version=2019-10-01

Response body changes

Old response:

[
     {
        "reservationOrderId": "00000000-0000-0000-0000-000000000000",
        "reservationId": "00000000-0000-0000-0000-000000000000",
        "skuName": "Standard_F1s",
        "reservedHours": 24,
        "usageDate": "2018-05-01T00:00:00",
        "usedHours": 23,
        "minUtilizationPercentage": 0,
        "avgUtilizationPercentage": 95.83,
        "maxUtilizationPercentage": 100
    }
]

New response:

{
  "value": [
    {
      "id": "/providers/Microsoft.Billing/billingAccounts/12345/providers/Microsoft.Consumption/reservationSummaries/reservationSummaries_Id1",
      "name": "reservationSummaries_Id1",
      "type": "Microsoft.Consumption/reservationSummaries",
      "tags": null,
      "properties": {
        "reservationOrderId": "00000000-0000-0000-0000-000000000000",
        "reservationId": "00000000-0000-0000-0000-000000000000",
        "skuName": "Standard_B1s",
        "reservedHours": 720,
        "usageDate": "2018-09-01T00:00:00-07:00",
        "usedHours": 0,
        "minUtilizationPercentage": 0,
        "avgUtilizationPercentage": 0,
        "maxUtilizationPercentage": 0
      }
    }
  ]
}

Next steps