Hi Christopher. Regarding your first email.
API will be included in Enterprise Edition( Zen V.4.0) we hope to finish
soon.
We expect to include mail events in FarmGuardian in the next version EE
and CE.
Regards!
2015-05-11 22:17 GMT+02:00 Christopher Young <mexigaba...@gmail.com>:
> I was thinking of something more in line with "take this system out of the
> pool safely while letting current connections finish". This is typical of
> F5/A10/etc.., so I'm hoping to be able to do something similar. The key
> being that it is a deliberate act and thus wouldn't trigger an alert in
> farmguardian.
>
>
> On Mon, May 11, 2015 at 3:46 PM, Justin Bennett <jbenn...@msjc.edu> wrote:
>
>> Hi Chris,
>>
>>
>>
>> Seems like you could use FarmGuardian to control which servers are active
>> in the Farm. You could use the traditional checking of a port via
>> check_http/check_smtp/check_tcp – or you create your own script to control
>> each system’s membership.
>>
>>
>>
>> http://www.zenloadbalancer.com/farmguardian-quick-start/
>>
>>
>>
>> -Justin
>>
>>
>>
>> *From:* Christopher Young [mailto:mexigaba...@gmail.com]
>> *Sent:* Monday, May 11, 2015 11:49 AM
>> *To:* zenloadbalancer-support@lists.sourceforge.net
>> *Subject:* Re: [Zenloadbalancer-support] Cluster Setup and a Question
>>
>>
>>
>> I just wanted to follow-up so that it is documented on how to get this
>> working on oVirt/RHEV. I had to install a VDSM hook to allow mac-spoofing
>> as a VM custom property like so (on each node):
>>
>>
>>
>> yum install vdsm-hook-macspoof
>>
>>
>>
>> That requires a restart of vdsmd on the node as well as a process on the
>> oVirt/RHEV engine:
>>
>>
>>
>> engine-config -s "UserDefinedVMProperties=macspoof=(true|false)"
>>
>>
>>
>> Which then requires a restart of the oVirt/RHEV engine.
>>
>>
>>
>> After that, there will be an available custom properly on the VM called
>> 'macspoof' that can be set to 'true'. Once I did this and shutdown/powered
>> on the VMs, the cluster setup now completes successfully. You learn
>> something every day.
>>
>>
>>
>> Thanks for pointing me in the right direction. The one thing I wish I
>> had on these VMs is the ovirt-guest-agent which would likely work except
>> that Debian 6 doesn't seem to have python-ethtool package/deps. If there
>> are any plans to update the version of Debian that ZLB is based on, let me
>> know.
>>
>>
>>
>> ---
>>
>> RE: command-line tools.
>>
>> Not to keep pushing :) But, I was curious about performing basic actions
>> via command line to take systems/IPs down/up (in or out) of farms/pools.
>> Is there a method one could use to be able to do that. My thinking is that
>> when upgrading components, I'd like my config management (Ansible in my
>> case) to be able to run something that would take a system out of the pool
>> and then put it back in after (maybe even with some level of
>> confirmation). It would also be helpful to be able to view the number of
>> connections to a host via the command line to control the process (don't
>> proceed until there are no more connections to this host/IP). Let me know
>> if there is any direction for that for me to head into...
>>
>>
>>
>>
>>
>> Thanks again!
>>
>>
>>
>> Chris
>>
>>
>>
>> On Mon, May 11, 2015 at 2:02 PM, Christopher Young <mexigaba...@gmail.com>
>> wrote:
>>
>> I'm using oVirt/RHEV (KVM-based). I will see if I can find a similar
>> procedure. I think I understand where the issue is now that you mention
>> MAC spoofing. Thanks for the tip!
>>
>>
>>
>> On Mon, May 11, 2015 at 1:56 PM, Justin Bennett <jbenn...@msjc.edu>
>> wrote:
>>
>> If you are trying to setup a cluster in a virtual environment, be sure
>> to allow MAC address spoofing.
>>
>>
>>
>> Hyper-V - Enable spoofing of MAC addresses
>>
>> https://technet.microsoft.com/en-us/library/cc917873.aspx
>>
>>
>>
>> VMware – Allow Forged Transmissions and MAC Address Changes
>>
>>
>> https://pubs.vmware.com/vsphere-51/index.jsp#com.vmware.vsphere.security.doc/GUID-7DC6486F-5400-44DF-8A62-6273798A2F80.html
>>
>>
>> https://pubs.vmware.com/vsphere-51/index.jsp#com.vmware.vsphere.security.doc/GUID-942BD3AA-731B-4A05-8196-66F2B4BF1ACB.html
>>
>> -Justin
>>
>>
>>
>> *From:* Christopher Young [mailto:mexigaba...@gmail.com]
>> *Sent:* Monday, May 11, 2015 8:23 AM
>> *To:* zenloadbalancer-support@lists.sourceforge.net
>> *Subject:* [Zenloadbalancer-support] Cluster Setup and a Question
>>
>>
>>
>> So, I have begun testing ZLB for use at my company in both a virtual and
>> eventually physical environment. We are interested in the enterprise
>> version, but are currently testing using the latest community edition.
>>
>>
>>
>> In any case, I'm having difficultly getting my cluster to work, though I
>> believe I originally caused the issue in that I noticed that somehow I had
>> assigned the same IP to the hosts. I corrected this in the zen
>> configuration and all interfaces seem to function fine now, however I can
>> not get the cluster to give a positive global status even though all
>> communication tests that I've done indicate that there shouldn't be an
>> issue.
>>
>>
>>
>> Is there a good procedure that I could use to wipe out the configuration
>> completely and start from scratch without having to force an OS
>> reinstallation (I'm trying to keep my farms configuration if possible)?
>>
>>
>>
>> Also, I'm interested in managing the system via something like Ansible if
>> possible. In particular, I'd like to be able to enable/disable hosts/IPs
>> in a farm/pool as part of maintenance plans. I was wondering if there
>> exists (or planned) a command line API or otherwise that could be used to
>> perform common functions like that. If not, I'd love to see that
>> functionality even if it is rather raw via a command-line tool that I could
>> execute on the system.
>>
>>
>>
>> Thanks for all of your work!
>>
>>
>>
>> Chris
>>
>>
>>
>>
>>
>>
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>>
>>
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>>
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>
>
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> Performance metrics, stats and reports that give you Actionable Insights
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Widest out-of-the-box monitoring support with 50+ applications
Performance metrics, stats and reports that give you Actionable Insights
Deep dive visibility with transaction tracing using APM Insight.
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