(Perl) REST File Streaming Upload

Demonstrates how to stream the REST body from a file. This example demonstrates a REST upload to the Azure Cloud Storage service.

Chilkat Perl Downloads Perl Module for Windows, MacOS, Linux, Alpine Linux, Solaris

use chilkat();

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

$rest = chilkat::CkRest->new();

# Connect to the Azure Storage Blob Service
$bTls = 1;
$port = 443;
$bAutoReconnect = 1;
# In this example, the storage account name is "chilkat".
$success = $rest->Connect("chilkat.blob.core.windows.net",$port,$bTls,$bAutoReconnect);
if ($success != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

# Provide Azure Cloud credentials for the REST call.
$azAuth = chilkat::CkAuthAzureStorage->new();
$azAuth->put_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->put_Account("chilkat");
$azAuth->put_Scheme("SharedKey");
$azAuth->put_Service("Blob");
# This causes the "x-ms-version: 2021-08-06" header to be automatically added.
$azAuth->put_XMsVersion("2021-08-06");
$success = $rest->SetAuthAzureStorage($azAuth);

# Set some request headers.
$success = $rest->AddHeader("x-ms-blob-content-disposition","attachment; filename=\"hamlet.xml\"");
$success = $rest->AddHeader("x-ms-blob-type","BlockBlob");
$success = $rest->AddHeader("x-ms-meta-m1","v1");
$success = $rest->AddHeader("x-ms-meta-m2","v2");

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

$fileStream = chilkat::CkStream->new();
$fileStream->put_SourceFile("qa_data/xml/hamlet.xml");

# Upload to the Azure Cloud Storage service.
# The file is streamed, so the full file never has to completely reside in memory.
# The file is uploaded to the container named "test".
$responseStr = $rest->fullRequestStream("PUT","/test/hamlet.xml",$fileStream);
if ($rest->get_LastMethodSuccess() != 1) {
    print $rest->lastErrorText() . "\r\n";
    exit;
}

# When successful, the Azure Storage service will respond with a 201 response code,
# with an empty body.  Therefore, in the success condition, the responseStr is empty.
if ($rest->get_ResponseStatusCode() == 201) {
    print "File uploaded." . "\r\n";
}
else {
    # Examine the request/response to see what happened.
    print "response status code = " . $rest->get_ResponseStatusCode() . "\r\n";
    print "response status text = " . $rest->responseStatusText() . "\r\n";
    print "response header: " . $rest->responseHeader() . "\r\n";
    print "response body (if any): " . $responseStr . "\r\n";
    print "---" . "\r\n";
    print "LastRequestStartLine: " . $rest->lastRequestStartLine() . "\r\n";
    print "LastRequestHeader: " . $rest->lastRequestHeader() . "\r\n";
}