Swift

Azure Storage: Get Blob Service Properties

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

func chilkatTest() {
    var success: Bool = false

    // 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.

    let rest = CkoRest()!

    // Connect to the Azure Storage Blob Service
    var bTls: Bool = true
    var port: Int = 443
    var bAutoReconnect: Bool = true
    // In this example, the storage account name is "chilkat".
    success = rest.connect(hostname: "chilkat.blob.core.windows.net", port: port, tls: bTls, autoReconnect: bAutoReconnect)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    // Provide Azure Cloud credentials for the REST call.
    let azAuth = CkoAuthAzureStorage()!
    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).
    azAuth.account = "chilkat"
    azAuth.scheme = "SharedKey"
    azAuth.service = "Blob"
    // This causes the "x-ms-version: 2021-08-06" header to be automatically added.
    azAuth.xMsVersion = "2021-08-06"
    success = rest.setAuthAzureStorage(authProvider: azAuth)

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

    var responseStr: String? = rest.fullRequestNoBody(httpVerb: "GET", uriPath: "/?restype=service&comp=properties")
    if rest.lastMethodSuccess != true {
        print("\(rest.lastErrorText!)")
        return
    }

    // When successful, the Azure Storage service will respond with a 200 response code,
    // with an XML body.  
    if rest.responseStatusCode.intValue != 200 {
        // Examine the request/response to see what happened.
        print("response status code = \(rest.responseStatusCode.intValue)")
        print("response status text = \(rest.responseStatusText!)")
        print("response header: \(rest.responseHeader!)")
        print("response body (if any): \(responseStr!)")
        print("---")
        print("LastRequestStartLine: \(rest.lastRequestStartLine!)")
        print("LastRequestHeader: \(rest.lastRequestHeader!)")
        return
    }

    // Load the XML response for parsing.
    // An example of the response XML is shown below.
    let xml = CkoXml()!
    success = xml.load(xmlData: responseStr)

    print("\(xml.getXml()!)")

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

    print("Logging retention policy #days = \(xml.chilkatPath(cmd: "Logging|RetentionPolicy|Days|*")!)")
    print("Hour metrics include APIs = \(xml.chilkatPath(cmd: "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>

}