Xbase++

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 Xbase++

LOCAL nSuccess
LOCAL oRest
LOCAL nBTls
LOCAL nPort
LOCAL nBAutoReconnect
LOCAL oAzAuth
LOCAL cResponseStr
LOCAL oXml
LOCAL cLastSyncTimeStr
LOCAL oDateTime
LOCAL nBLocalTime
LOCAL oDt

nSuccess := 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.

oRest := CreateObject("Chilkat.Rest")

//  Connect to the Azure Storage Blob Service
nBTls := 1
nPort := 443
nBAutoReconnect := 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 ----
nSuccess := oRest:Connect("chilkat-secondary.blob.core.windows.net", nPort, nBTls, nBAutoReconnect)
IF (nSuccess == 0)
    ? oRest:LastErrorText
    oRest:destroy()
    RETURN
ENDIF

//  Provide Azure Cloud credentials for the REST call.
oAzAuth := CreateObject("Chilkat.AuthAzureStorage")
oAzAuth:AccessKey := "AZURE_ACCESS_KEY"
//  The account name used here should match the 1st part of the domain passed in the call to Connect (above).
oAzAuth:Account := "chilkat"
oAzAuth:Scheme := "SharedKey"
oAzAuth:Service := "Blob"
//  This causes the "x-ms-version: 2021-08-06" header to be automatically added.
oAzAuth:XMsVersion := "2021-08-06"
nSuccess := oRest:SetAuthAzureStorage(oAzAuth)

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

cResponseStr := oRest:FullRequestNoBody("GET", "/?restype=service&comp=stats")
IF (oRest:LastMethodSuccess == 0)
    ? oRest:LastErrorText
    oRest:destroy()
    oAzAuth:destroy()
    RETURN
ENDIF

//  When successful, the Azure Storage service will respond with a 200 response code,
//  with an XML body.  
IF (oRest:ResponseStatusCode != 200)
    //  Examine the request/response to see what happened.
    ? "response status code = " + Str(oRest:ResponseStatusCode)
    ? "response status text = " + oRest:ResponseStatusText
    ? "response header: " + oRest:ResponseHeader
    ? "response body (if any): " + cResponseStr
    ? "---"
    ? "LastRequestStartLine: " + oRest:LastRequestStartLine
    ? "LastRequestHeader: " + oRest:LastRequestHeader
    oRest:destroy()
    oAzAuth:destroy()
    RETURN
ENDIF

//  Load the XML response for parsing.
//  An example of the response XML is shown below.
oXml := CreateObject("Chilkat.Xml")
nSuccess := oXml:LoadXml(cResponseStr)

? oXml:GetXml()

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

? "Status = " + oXml:ChilkatPath("GeoReplication|Status|*")
cLastSyncTimeStr := oXml:ChilkatPath("GeoReplication|LastSyncTime|*")
? "LastSyncTime = " + cLastSyncTimeStr

//  The date/time string can be loaded into a CkDateTime object for 
//  access to individual parts, or conversion to other formats.
oDateTime := CreateObject("Chilkat.CkDateTime")
nSuccess := oDateTime:SetFromRfc822(cLastSyncTimeStr)

//  For example:
nBLocalTime := 1
oDt := CreateObject("Chilkat.DtObj")
oDateTime:ToDtObj(nBLocalTime, oDt)

? Str(oDt:Year) + "/" + Str(oDt:Month) + "/" + Str(oDt:Day)

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

oRest:destroy()
oAzAuth:destroy()
oXml:destroy()
oDateTime:destroy()
oDt:destroy()