SQL Server

Azure Storage: Get Blob Service Stats

See more Azure Cloud Storage Examples

Azure Storage Blob Service REST API: Sample code to get Blob Service Stats SQL Server

-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls.
--
CREATE PROCEDURE ChilkatSample
AS
BEGIN
    DECLARE @hr int
    DECLARE @iTmp0 int
    DECLARE @iTmp1 int
    DECLARE @iTmp2 int
    -- Important: Do not use nvarchar(max).  See the warning about using nvarchar(max).
    DECLARE @sTmp0 nvarchar(4000)
    DECLARE @success int
    SELECT @success = 0

    -- Azure Blob Service Example: Get Blob Service Stats

    -- This example requires the Chilkat API to have been previously unlocked.
    -- See Global Unlock Sample for sample code.

    DECLARE @rest int
    EXEC @hr = sp_OACreate 'Chilkat.Rest', @rest OUT
    IF @hr <> 0
    BEGIN
        PRINT 'Failed to create ActiveX component'
        RETURN
    END

    -- Connect to the Azure Storage Blob Service
    DECLARE @bTls int
    SELECT @bTls = 1
    DECLARE @port int
    SELECT @port = 443
    DECLARE @bAutoReconnect int
    SELECT @bAutoReconnect = 1
    -- In this example, the storage account name is "chilkat".
    -- ---- IMPORTANT ----
    -- The "-secondary" suffix is required.
    -- This requires an Azure storage account with replication set to "Read-access geo-redundant storage (RA-GRS)"
    -- If you made the change just prior to testing this example, you'll need to give it time for the 
    -- DNS to become available..  
    -- ---- IMPORTANT ----
    EXEC sp_OAMethod @rest, 'Connect', @success OUT, 'chilkat-secondary.blob.core.windows.net', @port, @bTls, @bAutoReconnect
    IF @success = 0
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        RETURN
      END

    -- Provide Azure Cloud credentials for the REST call.
    DECLARE @azAuth int
    EXEC @hr = sp_OACreate 'Chilkat.AuthAzureStorage', @azAuth OUT

    EXEC sp_OASetProperty @azAuth, 'AccessKey', 'AZURE_ACCESS_KEY'
    -- The account name used here should match the 1st part of the domain passed in the call to Connect (above).
    EXEC sp_OASetProperty @azAuth, 'Account', 'chilkat'
    EXEC sp_OASetProperty @azAuth, 'Scheme', 'SharedKey'
    EXEC sp_OASetProperty @azAuth, 'Service', 'Blob'
    -- This causes the "x-ms-version: 2021-08-06" header to be automatically added.
    EXEC sp_OASetProperty @azAuth, 'XMsVersion', '2021-08-06'
    EXEC sp_OAMethod @rest, 'SetAuthAzureStorage', @success OUT, @azAuth

    -- Note: The application does not need to explicitly set the following
    -- headers: x-ms-date, Authorization.  These headers
    -- are automatically set by Chilkat.

    DECLARE @responseStr nvarchar(4000)
    EXEC sp_OAMethod @rest, 'FullRequestNoBody', @responseStr OUT, 'GET', '/?restype=service&comp=stats'
    EXEC sp_OAGetProperty @rest, 'LastMethodSuccess', @iTmp0 OUT
    IF @iTmp0 = 0
      BEGIN
        EXEC sp_OAGetProperty @rest, 'LastErrorText', @sTmp0 OUT
        PRINT @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @azAuth
        RETURN
      END

    -- When successful, the Azure Storage service will respond with a 200 response code,
    -- with an XML body.  
    EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
    IF @iTmp0 <> 200
      BEGIN
        -- Examine the request/response to see what happened.

        EXEC sp_OAGetProperty @rest, 'ResponseStatusCode', @iTmp0 OUT
        PRINT 'response status code = ' + @iTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseStatusText', @sTmp0 OUT
        PRINT 'response status text = ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'ResponseHeader', @sTmp0 OUT
        PRINT 'response header: ' + @sTmp0

        PRINT 'response body (if any): ' + @responseStr

        PRINT '---'

        EXEC sp_OAGetProperty @rest, 'LastRequestStartLine', @sTmp0 OUT
        PRINT 'LastRequestStartLine: ' + @sTmp0

        EXEC sp_OAGetProperty @rest, 'LastRequestHeader', @sTmp0 OUT
        PRINT 'LastRequestHeader: ' + @sTmp0
        EXEC @hr = sp_OADestroy @rest
        EXEC @hr = sp_OADestroy @azAuth
        RETURN
      END

    -- Load the XML response for parsing.
    -- An example of the response XML is shown below.
    DECLARE @xml int
    EXEC @hr = sp_OACreate 'Chilkat.Xml', @xml OUT

    EXEC sp_OAMethod @xml, 'LoadXml', @success OUT, @responseStr

    EXEC sp_OAMethod @xml, 'GetXml', @sTmp0 OUT
    PRINT @sTmp0

    -- Use the ChilkatPath method to get various pieces of information out
    -- of the XML.  For example:


    EXEC sp_OAMethod @xml, 'ChilkatPath', @sTmp0 OUT, 'GeoReplication|Status|*'
    PRINT 'Status = ' + @sTmp0
    DECLARE @lastSyncTimeStr nvarchar(4000)
    EXEC sp_OAMethod @xml, 'ChilkatPath', @lastSyncTimeStr OUT, 'GeoReplication|LastSyncTime|*'

    PRINT 'LastSyncTime = ' + @lastSyncTimeStr

    -- The date/time string can be loaded into a CkDateTime object for 
    -- access to individual parts, or conversion to other formats.
    DECLARE @dateTime int
    EXEC @hr = sp_OACreate 'Chilkat.CkDateTime', @dateTime OUT

    EXEC sp_OAMethod @dateTime, 'SetFromRfc822', @success OUT, @lastSyncTimeStr

    -- For example:
    DECLARE @bLocalTime int
    SELECT @bLocalTime = 1
    DECLARE @dt int
    EXEC @hr = sp_OACreate 'Chilkat.DtObj', @dt OUT

    EXEC sp_OAMethod @dateTime, 'ToDtObj', NULL, @bLocalTime, @dt

    EXEC sp_OAGetProperty @dt, 'Year', @iTmp0 OUT

    EXEC sp_OAGetProperty @dt, 'Month', @iTmp1 OUT

    EXEC sp_OAGetProperty @dt, 'Day', @iTmp2 OUT
    PRINT @iTmp0 + '/' + @iTmp1 + '/' + @iTmp2

    -- <StorageServiceStats>
    --     <GeoReplication>
    --         <Status>live</Status>
    --         <LastSyncTime>Tue, 03 May 2016 23:57:54 GMT</LastSyncTime>
    --     </GeoReplication>
    -- </StorageServiceStats>

    EXEC @hr = sp_OADestroy @rest
    EXEC @hr = sp_OADestroy @azAuth
    EXEC @hr = sp_OADestroy @xml
    EXEC @hr = sp_OADestroy @dateTime
    EXEC @hr = sp_OADestroy @dt


END
GO