<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="Generator" content="Microsoft Word 15 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang="EN-US" link="#0563C1" vlink="#954F72">
<div class="WordSection1">
<p class="MsoNormal">Hello,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I have been facing this issue since yesterday.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">With a one controller and one compute setup using OpenStack Kilo, I am not able to launch an instance anymore. Using a cirros image, nova compute logs the following whenever I try to launch a VM:<o:p></o:p></p>
<p class="MsoNormal">2016-03-29 11:33:16.205 128567 TRACE nova.compute.manager [instance: 9846b306-3133-4fc8-a180-be736742c6b7] IOError: [Errno 32]
<b>Corrupt image download. Checksum was b649297f458524de2c0d597c6297d2b4 expected ee1eca47dc88f4879d8a229cc70a07c6<o:p></o:p></b></p>
<p class="MsoNormal"><b><o:p> </o:p></b></p>
<p class="MsoNormal">I tried downloading the image on both the controller and the compute. On the controller, I was able to download the image just fine (with the correct MD5 value). On compute, I got the incorrect hash error again:<o:p></o:p></p>
<p class="MsoNormal">kkelkar@dchi:~$ glance --debug image-download --file test.img 644be734-22fb-4c31-8a8c-6263d38669d0<o:p></o:p></p>
<p class="MsoNormal">curl -i -X GET -H 'Accept-Encoding: gzip, deflate' -H 'Accept: */*' -H 'User-Agent: python-glanceclient' -H 'Connection: keep-alive' -H 'X-Auth-Token: {SHA1}226c9953fcc581616eafda6d61af65f2bbbe48a0' -H 'Content-Type: application/octet-stream'
http://dcbak:9292/v2/images/644be734-22fb-4c31-8a8c-6263d38669d0/file<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">HTTP/1.1 200 OK<o:p></o:p></p>
<p class="MsoNormal">content-length: <b>13287936</b><o:p></o:p></p>
<p class="MsoNormal">content-md5: <b>ee1eca47dc88f4879d8a229cc70a07c6</b><o:p></o:p></p>
<p class="MsoNormal">connection: keep-alive<o:p></o:p></p>
<p class="MsoNormal">date: Tue, 29 Mar 2016 16:48:07 GMT<o:p></o:p></p>
<p class="MsoNormal">content-type: application/octet-stream<o:p></o:p></p>
<p class="MsoNormal">x-openstack-request-id: req-520218c0-e535-4851-9c23-f4b13b7e4bad<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Traceback (most recent call last):<o:p></o:p></p>
<p class="MsoNormal"> File "/usr/lib/python2.7/dist-packages/glanceclient/shell.py", line 637, in main<o:p></o:p></p>
<p class="MsoNormal"> args.func(client, args)<o:p></o:p></p>
<p class="MsoNormal"> File "/usr/lib/python2.7/dist-packages/glanceclient/v2/shell.py", line 236, in do_image_download<o:p></o:p></p>
<p class="MsoNormal"> utils.save_image(body, args.file)<o:p></o:p></p>
<p class="MsoNormal"> File "/usr/lib/python2.7/dist-packages/glanceclient/common/utils.py", line 252, in save_image<o:p></o:p></p>
<p class="MsoNormal"> for chunk in data:<o:p></o:p></p>
<p class="MsoNormal"> File "/usr/lib/python2.7/dist-packages/glanceclient/common/utils.py", line 398, in integrity_iter<o:p></o:p></p>
<p class="MsoNormal"> (md5sum, checksum))<o:p></o:p></p>
<p class="MsoNormal"><b>IOError: [Errno 32] Corrupt image download. Checksum was a532f19a03d19ef6c7349935e45a50a4 expected ee1eca47dc88f4879d8a229cc70a07c6<o:p></o:p></b></p>
<p class="MsoNormal"><b><o:p> </o:p></b></p>
<p class="MsoNormal">kkelkar@dchi:~$ ls -ld test.img<o:p></o:p></p>
<p class="MsoNormal">-rw-rw-r-- 1 kkelkar kkelkar <b>13287936</b> Mar 29 12:48 test.img<o:p></o:p></p>
<p class="MsoNormal">kkelkar@dchi:~$ openssl dgst -md5 test.img<o:p></o:p></p>
<p class="MsoNormal">MD5(test.img)= <b>a532f19a03d19ef6c7349935e45a50a4<o:p></o:p></b></p>
<p class="MsoNormal"><b><o:p> </o:p></b></p>
<p class="MsoNormal">Every time I tried to download the image on the compute, I get a new hash value (albeit, a wrong one).
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">I am using glance with file backend. The image is stored on the controller,<o:p></o:p></p>
<p class="MsoNormal">kkelkar@dcbak:~$ ls -l /var/lib/glance/images/<o:p></o:p></p>
<p class="MsoNormal">total 12980<o:p></o:p></p>
<p class="MsoNormal">-rw-r----- 1 glance glance 13287936 Mar 29 10:23 644be734-22fb-4c31-8a8c-6263d38669d0<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Did anybody faced a similar issue before?<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Kaustubh<o:p></o:p></p>
</div>
</body>
</html>