Checking the existence of a range of object versions

Here’s a sample HTTP HEAD request that checks the existence of a range of object versions for an object named Q1_2012.ppt in the quarterly_rpts directory. The version range for the object is 80232998058817-80232998058819.

Request with curl command line

curl -i -I -k -H "Authorization: HCP bXl1c2Vy:3f3c6784e97531774380db177774ac8d"
    "https://finance.europe.hcp.example.com/rest/quarterly_rpts/Q1_2012.ppt
    ?version=80232998058817-80232998058819" > Q1_2012.ppt

Request in Python using PycURL

import pycurl
import StringIO
cin = StringIO.StringIO()
curl = pycurl.Curl()
curl.setopt(pycurl.HTTPHEADER, ["Authorization: HCP
  bXl1c2Vy:3f3c6784e97531774380db177774ac8d"])
curl.setopt(pycurl.URL, "https://finance.europe.hcp.example.com/ \
  rest/quarterly_rpts/Q1_2012.ppt?version=80232998058817-80232998058819")
curl.setopt(pycurl.SSL_VERIFYPEER, 0)
curl.setopt(pycurl.SSL_VERIFYHOST, 0)
curl.setopt(pycurl.HEADER, 1)
curl.setopt(pycurl.NOBODY, 1)
curl.setopt(pycurl.WRITEFUNCTION, cin.write)
curl.perform()
print curl.getinfo(pycurl.RESPONSE_CODE)
print cin.getvalue()
curl.close()

 

Request headers

HEAD /rest/quarterly_rpts/Q1_2012.ppt?version=80232998058817-80232998058819 HTTP/1.1
Host: finance.europe.hcp.example.com
Authorization: HCP bXl1c2Vy:3f3c6784e97531774380db177774ac8d

Response headers

HTTP/1.1 200 OK
Date: Mon, 22 Jun 2015 18:21:14 GMT
Server: HCP V7.2.0.352
X-HCP-ServicedBySystem: finance.europe.hcp.example.com
X-HCP-Time: 1434997274
X-HCP-SoftwareVersion: 7.2.0.352
X-HCP-LastVersionId: 80232998058819
Content-Length: 678400

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