(Lianja) Azure Storage: Get Blob Service Properties

Azure Storage Blob Service REST API: Sample code to get a blob's service properties.

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// Azure Blob Service Example: Get Blob Service Properties

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

loRest = createobject("CkRest")

// Connect to the Azure Storage Blob Service
llBTls = .T.
lnPort = 443
llBAutoReconnect = .T.
// In this example, the storage account name is "chilkat".
llSuccess = loRest.Connect("chilkat.blob.core.windows.net",lnPort,llBTls,llBAutoReconnect)
if (llSuccess <> .T.) then
    ? loRest.LastErrorText
    release loRest
    return
endif

// Provide Azure Cloud credentials for the REST call.
loAzAuth = createobject("CkAuthAzureStorage")
loAzAuth.AccessKey = "AZURE_ACCESS_KEY"
// The account name used here should match the 1st part of the domain passed in the call to Connect (above).
loAzAuth.Account = "chilkat"
loAzAuth.Scheme = "SharedKey"
loAzAuth.Service = "Blob"
// This causes the "x-ms-version: 2020-08-04" header to be automatically added.
loAzAuth.XMsVersion = "2020-08-04"
llSuccess = loRest.SetAuthAzureStorage(loAzAuth)

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

lcResponseStr = loRest.FullRequestNoBody("GET","/?restype=service&comp=properties")
if (loRest.LastMethodSuccess <> .T.) then
    ? loRest.LastErrorText
    release loRest
    release loAzAuth
    return
endif

// When successful, the Azure Storage service will respond with a 200 response code,
// with an XML body.  
if (loRest.ResponseStatusCode <> 200) then
    // Examine the request/response to see what happened.
    ? "response status code = " + str(loRest.ResponseStatusCode)
    ? "response status text = " + loRest.ResponseStatusText
    ? "response header: " + loRest.ResponseHeader
    ? "response body (if any): " + lcResponseStr
    ? "---"
    ? "LastRequestStartLine: " + loRest.LastRequestStartLine
    ? "LastRequestHeader: " + loRest.LastRequestHeader
    release loRest
    release loAzAuth
    return
endif

// Load the XML response for parsing.
// An example of the response XML is shown below.
loXml = createobject("CkXml")
llSuccess = loXml.LoadXml(lcResponseStr)

? loXml.GetXml()

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

? "Logging retention policy #days = " + loXml.ChilkatPath("Logging|RetentionPolicy|Days|*")
? "Hour metrics include APIs = " + loXml.ChilkatPath("HourMetrics|IncludeAPIs|*")

// <?xml version="1.0" encoding="utf-8" ?>
// <StorageServiceProperties>
//     <Logging>
//         <Version>1.0</Version>
//         <Read>true</Read>
//         <Write>true</Write>
//         <Delete>true</Delete>
//         <RetentionPolicy>
//             <Enabled>true</Enabled>
//             <Days>7</Days>
//         </RetentionPolicy>
//     </Logging>
//     <HourMetrics>
//         <Version>1.0</Version>
//         <Enabled>true</Enabled>
//         <IncludeAPIs>true</IncludeAPIs>
//         <RetentionPolicy>
//             <Enabled>true</Enabled>
//             <Days>7</Days>
//         </RetentionPolicy>
//     </HourMetrics>
//     <MinuteMetrics>
//         <Version>1.0</Version>
//         <Enabled>false</Enabled>
//         <RetentionPolicy>
//             <Enabled>false</Enabled>
//         </RetentionPolicy>
//     </MinuteMetrics>
//     <Cors />
// </StorageServiceProperties>


release loRest
release loAzAuth
release loXml