PowerBuilder

Azure Storage: Get Blob Service Stats

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

integer li_rc
long li_Success
oleobject loo_Rest
long li_BTls
long li_Port
long li_BAutoReconnect
oleobject loo_AzAuth
string ls_ResponseStr
oleobject loo_Xml
string ls_LastSyncTimeStr
oleobject loo_DateTime
long li_BLocalTime
oleobject loo_Dt

li_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.

loo_Rest = create oleobject
li_rc = loo_Rest.ConnectToNewObject("Chilkat.Rest")
if li_rc < 0 then
    destroy loo_Rest
    MessageBox("Error","Connecting to COM object failed")
    return
end if

//  Connect to the Azure Storage Blob Service
li_BTls = 1
li_Port = 443
li_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 ----
li_Success = loo_Rest.Connect("chilkat-secondary.blob.core.windows.net",li_Port,li_BTls,li_BAutoReconnect)
if li_Success = 0 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Rest
    return
end if

//  Provide Azure Cloud credentials for the REST call.
loo_AzAuth = create oleobject
li_rc = loo_AzAuth.ConnectToNewObject("Chilkat.AuthAzureStorage")

loo_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).
loo_AzAuth.Account = "chilkat"
loo_AzAuth.Scheme = "SharedKey"
loo_AzAuth.Service = "Blob"
//  This causes the "x-ms-version: 2021-08-06" header to be automatically added.
loo_AzAuth.XMsVersion = "2021-08-06"
li_Success = loo_Rest.SetAuthAzureStorage(loo_AzAuth)

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

ls_ResponseStr = loo_Rest.FullRequestNoBody("GET","/?restype=service&comp=stats")
if loo_Rest.LastMethodSuccess = 0 then
    Write-Debug loo_Rest.LastErrorText
    destroy loo_Rest
    destroy loo_AzAuth
    return
end if

//  When successful, the Azure Storage service will respond with a 200 response code,
//  with an XML body.  
if loo_Rest.ResponseStatusCode <> 200 then
    //  Examine the request/response to see what happened.
    Write-Debug "response status code = " + string(loo_Rest.ResponseStatusCode)
    Write-Debug "response status text = " + loo_Rest.ResponseStatusText
    Write-Debug "response header: " + loo_Rest.ResponseHeader
    Write-Debug "response body (if any): " + ls_ResponseStr
    Write-Debug "---"
    Write-Debug "LastRequestStartLine: " + loo_Rest.LastRequestStartLine
    Write-Debug "LastRequestHeader: " + loo_Rest.LastRequestHeader
    destroy loo_Rest
    destroy loo_AzAuth
    return
end if

//  Load the XML response for parsing.
//  An example of the response XML is shown below.
loo_Xml = create oleobject
li_rc = loo_Xml.ConnectToNewObject("Chilkat.Xml")

li_Success = loo_Xml.LoadXml(ls_ResponseStr)

Write-Debug loo_Xml.GetXml()

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

Write-Debug "Status = " + loo_Xml.ChilkatPath("GeoReplication|Status|*")
ls_LastSyncTimeStr = loo_Xml.ChilkatPath("GeoReplication|LastSyncTime|*")
Write-Debug "LastSyncTime = " + ls_LastSyncTimeStr

//  The date/time string can be loaded into a CkDateTime object for 
//  access to individual parts, or conversion to other formats.
loo_DateTime = create oleobject
li_rc = loo_DateTime.ConnectToNewObject("Chilkat.CkDateTime")

li_Success = loo_DateTime.SetFromRfc822(ls_LastSyncTimeStr)

//  For example:
li_BLocalTime = 1
loo_Dt = create oleobject
li_rc = loo_Dt.ConnectToNewObject("Chilkat.DtObj")

loo_DateTime.ToDtObj(li_BLocalTime,loo_Dt)

Write-Debug string(loo_Dt.Year) + "/" + string(loo_Dt.Month) + "/" + string(loo_Dt.Day)

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


destroy loo_Rest
destroy loo_AzAuth
destroy loo_Xml
destroy loo_DateTime
destroy loo_Dt