(PowerShell) Azure Storage: List Blobs

Azure Storage Blob Service REST API: Sample code to fetch the list of blobs in the specified container.

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Add-Type -Path "C:\chilkat\ChilkatDotNet47-9.5.0-x64\ChilkatDotNet47.dll"

# Azure Blob Service Example: List the blobs in a specified container.
# See also: https://msdn.microsoft.com/en-us/library/azure/dd135734.aspx

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

$rest = New-Object Chilkat.Rest

# Connect to the Azure Storage Blob Service
$bTls = $true
$port = 443
$bAutoReconnect = $true
# In this example, the storage account name is "chilkat".
$success = $rest.Connect("chilkat.blob.core.windows.net",$port,$bTls,$bAutoReconnect)
if ($success -ne $true) {
    $($rest.LastErrorText)
    exit
}

# Provide Azure Cloud credentials for the REST call.
$azAuth = New-Object Chilkat.AuthAzureStorage
$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: 2020-08-04" header to be automatically added.
$azAuth.XMsVersion = "2020-08-04"
$success = $rest.SetAuthAzureStorage($azAuth)

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

# The expected success response is a 200 response status code with an XML response body.
# In this example, we are listing the blobs in the container named "mycontainer".
$responseStr = $rest.FullRequestNoBody("GET","/mycontainer?restype=container&comp=list")
if ($rest.LastMethodSuccess -ne $true) {
    $($rest.LastErrorText)
    exit
}

# When successful, the Azure Storage service will respond with a 200 response status code,
# with an XML response body.

if ($rest.ResponseStatusCode -ne 200) {
    # Examine the request/response to see what happened.
    $("response status code = " + $rest.ResponseStatusCode)
    $("response status text = " + $rest.ResponseStatusText)
    $("response header: " + $rest.ResponseHeader)
    $("response body (if any): " + $responseStr)
    $("---")
    $("LastRequestStartLine: " + $rest.LastRequestStartLine)
    $("LastRequestHeader: " + $rest.LastRequestHeader)
    exit
}

# Load the XML response for parsing.
# An example of the response XML is shown below.
$xml = New-Object Chilkat.Xml
$success = $xml.LoadXml($responseStr)

$($xml.GetXml())

# Let's iterate over the blobs...

$lastMod = New-Object Chilkat.CkDateTime

$numBlobs = $xml.NumChildrenAt("Blobs")
$i = 0
while ($i -lt $numBlobs) {
    $("---- Blob " + $i + " ----")
    $xml.I = $i
    $("Name: " + $xml.GetChildContent("Blobs|Blob[i]|Name"))
    $("Content-Length: " + $xml.GetChildContent("Blobs|Blob[i]|Properties|Content-Length"))
    $("Content-Type: " + $xml.GetChildContent("Blobs|Blob[i]|Properties|Content-Type"))
    $("Content-MD5: " + $xml.GetChildContent("Blobs|Blob[i]|Properties|Content-MD5"))
    $("BlobType: " + $xml.GetChildContent("Blobs|Blob[i]|Properties|BlobType"))
    $("LeaseStatus: " + $xml.GetChildContent("Blobs|Blob[i]|Properties|LeaseStatus"))
    $lastMod.SetFromRfc822($xml.GetChildContent("Blobs|Blob[i]|Properties|Last-Modified"))
    $dt = $lastMod.GetDtObj($true)
    $("Last-Modified YMD: " + $dt.Year + "," + $dt.Month + "," + $dt.Day)

    $i = $i + 1
}

$("-------------------------")

# Use the ChilkatPath method to get information for a specific blob:

# For example, let's say we want the Last-Modified date/time for
# the blob named "helloWorld.txt"
$lastModStr = $xml.ChilkatPath("/C/Name,helloWorld.txt|..|Properties|Last-Modified|*")
$("helloWorld.txt Last-Modified: " + $lastModStr)

$("Success.")

# <?xml version="1.0" encoding="utf-8" ?>
# <EnumerationResults ServiceEndpoint="https://chilkat.blob.core.windows.net/" ContainerName="test">
#     <Blobs>
#         <Blob>
#             <Name>hamletC.xml</Name>
#             <Properties>
#                 <Last-Modified>Mon, 02 May 2016 23:50:30 GMT</Last-Modified>
#                 <Etag>0x8D372E48B6D323A</Etag>
#                 <Content-Length>279658</Content-Length>
#                 <Content-Type>application/octet-stream</Content-Type>
#                 <Content-Encoding />
#                 <Content-Language />
#                 <Content-MD5>4E6prI9haw81xadSLeEj3Q==</Content-MD5>
#                 <Cache-Control />
#                 <Content-Disposition>attachment; filename="hamletC.xml"</Content-Disposition>
#                 <BlobType>BlockBlob</BlobType>
#                 <LeaseStatus>unlocked</LeaseStatus>
#                 <LeaseState>available</LeaseState>
#             </Properties>
#         </Blob>
#         <Blob>
#             <Name>helloWorld.txt</Name>
#             <Properties>
#                 <Last-Modified>Mon, 02 May 2016 15:21:55 GMT</Last-Modified>
#                 <Etag>0x8D3729D7EE38299</Etag>
#                 <Content-Length>12</Content-Length>
#                 <Content-Type>application/octet-stream</Content-Type>
#                 <Content-Encoding />
#                 <Content-Language />
#                 <Content-MD5>7Qdih1MuhjZehB6Sv8UNjA==</Content-MD5>
#                 <Cache-Control />
#                 <Content-Disposition>attachment; filename="helloWorld.txt"</Content-Disposition>
#                 <BlobType>BlockBlob</BlobType>
#                 <LeaseStatus>unlocked</LeaseStatus>
#                 <LeaseState>available</LeaseState>
#             </Properties>
#         </Blob>
#         <Blob>
#             <Name>thisIsATest.txt</Name>
#             <Properties>
#                 <Last-Modified>Tue, 03 May 2016 00:22:13 GMT</Last-Modified>
#                 <Etag>0x8D372E8F9B2A62E</Etag>
#                 <Content-Length>1600</Content-Length>
#                 <Content-Type>application/octet-stream</Content-Type>
#                 <Content-Encoding />
#                 <Content-Language />
#                 <Content-MD5>FhgUXYfePg2ItsraPmz0Xg==</Content-MD5>
#                 <Cache-Control />
#                 <Content-Disposition>attachment; filename="thisIsATest.txt"</Content-Disposition>
#                 <BlobType>BlockBlob</BlobType>
#                 <LeaseStatus>unlocked</LeaseStatus>
#                 <LeaseState>available</LeaseState>
#             </Properties>
#         </Blob>
#     </Blobs>
#     <NextMarker />
# </EnumerationResults>
#