Ruby
Ruby
Azure Storage: List Blobs
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Azure Storage Blob Service REST API: Sample code to fetch the list of blobs in the specified container.Chilkat Ruby Downloads
require 'chilkat'
success = false
# 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 = Chilkat::CkRest.new()
# 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 == false)
print rest.lastErrorText() + "\n";
exit
end
# 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)
# 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.get_LastMethodSuccess() == false)
print rest.lastErrorText() + "\n";
exit
end
# When successful, the Azure Storage service will respond with a 200 response status code,
# with an XML response body.
if (rest.get_ResponseStatusCode() != 200)
# Examine the request/response to see what happened.
print "response status code = " + rest.get_ResponseStatusCode().to_s() + "\n";
print "response status text = " + rest.responseStatusText() + "\n";
print "response header: " + rest.responseHeader() + "\n";
print "response body (if any): " + responseStr + "\n";
print "---" + "\n";
print "LastRequestStartLine: " + rest.lastRequestStartLine() + "\n";
print "LastRequestHeader: " + rest.lastRequestHeader() + "\n";
exit
end
# Load the XML response for parsing.
# An example of the response XML is shown below.
xml = Chilkat::CkXml.new()
success = xml.LoadXml(responseStr)
print xml.getXml() + "\n";
# Let's iterate over the blobs...
lastMod = Chilkat::CkDateTime.new()
numBlobs = xml.NumChildrenAt("Blobs")
i = 0
dt = Chilkat::CkDtObj.new()
while i < numBlobs
print "---- Blob " + i.to_s() + " ----" + "\n";
xml.put_I(i)
print "Name: " + xml.getChildContent("Blobs|Blob[i]|Name") + "\n";
print "Content-Length: " + xml.getChildContent("Blobs|Blob[i]|Properties|Content-Length") + "\n";
print "Content-Type: " + xml.getChildContent("Blobs|Blob[i]|Properties|Content-Type") + "\n";
print "Content-MD5: " + xml.getChildContent("Blobs|Blob[i]|Properties|Content-MD5") + "\n";
print "BlobType: " + xml.getChildContent("Blobs|Blob[i]|Properties|BlobType") + "\n";
print "LeaseStatus: " + xml.getChildContent("Blobs|Blob[i]|Properties|LeaseStatus") + "\n";
lastMod.SetFromRfc822(xml.getChildContent("Blobs|Blob[i]|Properties|Last-Modified"))
lastMod.ToDtObj(true,dt)
print "Last-Modified YMD: " + dt.get_Year().to_s() + "," + dt.get_Month().to_s() + "," + dt.get_Day().to_s() + "\n";
i = i + 1
end
print "-------------------------" + "\n";
# 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|*")
print "helloWorld.txt Last-Modified: " + lastModStr + "\n";
print "Success." + "\n";
# <?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>
#