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Posted to dev@ambari.apache.org by Greg Hill <gr...@RACKSPACE.COM> on 2015/01/07 18:05:29 UTC

ssl changes recently?

I recently updated our Ambari 1.7.0 image and am now getting SSL errors from the agents:

INFO 2015-01-07 16:59:02,116 NetUtil.py:48 - Connecting to https://ambari.local:8440/ca
ERROR 2015-01-07 16:59:02,645 NetUtil.py:66 - [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:581)
ERROR 2015-01-07 16:59:02,646 NetUtil.py:67 - SSLError: Failed to connect. Please check openssl library versions.
Refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1022468 for more details.
WARNING 2015-01-07 16:59:02,651 NetUtil.py:92 - Server at https://ambari.local:8440 is not reachable, sleeping for 10 seconds…

We're just using the default SSL certs that Ambari creates for agent communication.  This worked up until we made this new image, which pull in upstream CentOS system updates.

Is it possible that some change in upstream has broken this for Ambari?
Is there a workaround?

Greg

Re: ssl changes recently?

Posted by Yusaku Sako <yu...@hortonworks.com>.
Hi Greg,

I've seen this issue/error message before (I believe on CentOS 6.5).  To
resolve this, I had to upgrade openssl.

Yusaku

On Wed, Jan 7, 2015 at 9:05 AM, Greg Hill <gr...@rackspace.com> wrote:

> I recently updated our Ambari 1.7.0 image and am now getting SSL errors
> from the agents:
>
> INFO 2015-01-07 16:59:02,116 NetUtil.py:48 - Connecting to
> https://ambari.local:8440/ca
> ERROR 2015-01-07 16:59:02,645 NetUtil.py:66 - [SSL:
> CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:581)
> ERROR 2015-01-07 16:59:02,646 NetUtil.py:67 - SSLError: Failed to connect.
> Please check openssl library versions.
> Refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1022468 for more
> details.
> WARNING 2015-01-07 16:59:02,651 NetUtil.py:92 - Server at
> https://ambari.local:8440 is not reachable, sleeping for 10 seconds…
>
> We're just using the default SSL certs that Ambari creates for agent
> communication.  This worked up until we made this new image, which pull in
> upstream CentOS system updates.
>
> Is it possible that some change in upstream has broken this for Ambari?
> Is there a workaround?
>
> Greg
>

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Re: ssl changes recently?

Posted by Erin Boyd <eb...@redhat.com>.
Hey Greg,
On RHEL 6.5 we got a similar error during agent registration.
Here is the workaround:
http://hortonworks.com/community/forums/topic/ambari-agent-registration-failure-on-rhel-6-5-due-to-openssl-2/

Hope that helps,
Erin


----- Original Message -----
From: "Greg Hill" <gr...@RACKSPACE.COM>
To: dev@ambari.apache.org
Sent: Wednesday, January 7, 2015 10:05:29 AM
Subject: ssl changes recently?

I recently updated our Ambari 1.7.0 image and am now getting SSL errors from the agents:

INFO 2015-01-07 16:59:02,116 NetUtil.py:48 - Connecting to https://ambari.local:8440/ca
ERROR 2015-01-07 16:59:02,645 NetUtil.py:66 - [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:581)
ERROR 2015-01-07 16:59:02,646 NetUtil.py:67 - SSLError: Failed to connect. Please check openssl library versions.
Refer to: https://bugzilla.redhat.com/show_bug.cgi?id=1022468 for more details.
WARNING 2015-01-07 16:59:02,651 NetUtil.py:92 - Server at https://ambari.local:8440 is not reachable, sleeping for 10 seconds…

We're just using the default SSL certs that Ambari creates for agent communication.  This worked up until we made this new image, which pull in upstream CentOS system updates.

Is it possible that some change in upstream has broken this for Ambari?
Is there a workaround?

Greg