[ovirt-users] Re: What would be the process to restore master host.

2021-03-16 Thread Strahil Nikolov via Users
Hi Miguel,
are you also using Gluster ?
If yes, it makes the things more complicated.If you use iSCSI, NFS or SAN you 
will be able to remove the host from engineย  and then you can swap the OS 
disks, reinstall and add it backBest Regards,Strahil Nikolov 
 
  On Tue, Mar 16, 2021 at 21:08, 
miguel.gar...@toshibagcs.com wrote:   We have a 
cluster with one master and 3 ovirt-nodes and the master server got the hard 
disk fried however the vms are still running and working in shape. We have 
concerns if restore master by reinstall OS and restore from latest ovirt backup 
would be enough or if we had to resintall ovirt cluster from scratch along with 
each node.

Thanks in advance for your input.
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[ovirt-users] What would be the process to restore master host.

2021-03-16 Thread miguel . garcia
We have a cluster with one master and 3 ovirt-nodes and the master server got 
the hard disk fried however the vms are still running and working in shape. We 
have concerns if restore master by reinstall OS and restore from latest ovirt 
backup would be enough or if we had to resintall ovirt cluster from scratch 
along with each node.

Thanks in advance for your input.
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[ovirt-users] Access to the internet from oVirt VMs

2021-03-16 Thread unityresearcher--- via Users
Hi to all โœ‹๐Ÿ˜‰
I've stacked with ovirt's vm network routing

Infrastructure:
1. stansalone ovirt engine (hetzner cloud vm)
2. ovirt node (hetzner robot, dedicated server)
3. hetzner private cloud network. Both Engine and Node are connected to private 
network. For node the network is built on external NIC's tagged VLAN 
https://docs.hetzner.com/robot/dedicated-server/network/vswitch/
4. Also there is a pfsense router vm in private network

So my purpose is to grant access to the internet from VM inside oVirt via 
pfSense.

Additional info:
1. pfsense machine is pingable from oVirt VM
2. oVirt VM NIC โ€“ ovirtmgmt 
3. pfsenses' NAT works fine for machines in hetzner cloud
4. Painful troubleshooting showed that something on ovirtmgmt bridge forbids to 
route traffic to another network
5. Internet access "from the box" doesn't work because ovirtmgmt works on VLAN 
interface, not at physical one itself.
6.  In Ovirt's docs I've found the two ways of custom routing. The first one is 
about external network provider, that unacceptable for me because it doesn't 
support VLAN tagging (without it node's network can't get access to private 
cloud network). The second one is custom routing inside a node that doesn't 
work for me as well by unknown reason

What I do wrong? What are the best practices in oVirt network when we talking 
about internet access from oVirt's VMs?

Thx ๐Ÿ˜‰
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[ovirt-users] ovirt 4.3, hosted engine - network interface validation

2021-03-16 Thread jan . szubiak
Hi Community,

Right to the point: I'm struggling with the bellow error:

Validate selected bridge interface if management bridge does not exists][ ERROR 
] fatal: [localhost]: FAILED! => {"changed": false, "msg": "The selected 
network interface is not valid

I can not find any reason why it is rejecting my interface from being valid:

[root@ovirttest ~]# ip a  sh dev enp0s31f6
2: enp0s31f6:  mtu 1500 qdisc pfifo_fast state 
UP group default qlen 1000
link/ether 8c:16:45:b8:4d:00 brd ff:ff:ff:ff:ff:ff
inet 192.168.130.8/24 brd 192.168.130.255 scope global noprefixroute 
enp0s31f6
   valid_lft forever preferred_lft forever
inet6 fe80::c7fc:cf7:92a7:e4c/64 scope link noprefixroute
   valid_lft forever preferred_lft forever
[root@ovirttest ~]# ping `hostname -f` -c 1
PING ovirttest.local.test (192.168.130.8) 56(84) bytes of data.
64 bytes from ovirttest.local.test (192.168.130.8): icmp_seq=1 ttl=64 
time=0.027 ms

--- ovirttest.local.test ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.027/0.027/0.027/0.000 ms
[root@ovirttest ~]# cat /etc/redhat-release
Red Hat Enterprise Linux Server release 7.9 (Maipo)
[root@ovirttest ~]# rpm -q ovirt-engine
ovirt-engine-4.3.10.4-1.el7.noarch
[root@ovirttest ~]#

If I only knew what are the conditions checked against the interface 

I found many posts about this issue, mean - the same error message, but none of 
the sollution fits to me...:-(

Kindly please for advise

Jan
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