[DRBD-user] VERY easy to use script for kvm/drbd/ha

Digimer linux at alteeve.com
Thu Jun 2 20:12:56 CEST 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


On 06/02/2011 03:43 AM, joukoy wrote:
> I posted this to linux-ha, but maybe this is better place?
>
> I am trying to find easy-to-use distribution and/or tool for managing
> cluster with:
> - 2 hosts
> - drbd replication between hosts
> - HA for virtual machines & drbd
> But can't find anything that really fits my requirements, so I created a
> script...
>
> Now I have Scientific Linux 6 x86_64 installed in 2 identical machines
> with this configuration:
> - Gigabit ethernet between hosts
> - KVM virtualization
> - Pacemaker/Corosync, configured with DRBD-MC
> - LVM volume group, named "vg01" with free space for VM's
> - public key authentication, so I can run commands in both hosts
>
> When I run my script with "create" parameter, it will do the following:
> - Ask name for new virtual machine (GUI with zenity :) )
> - Ask disk size for VM
> - Create logical volume in both hosts
> - setup DRBD replication for volumes
> - Create new VM and configure it to use /dev/drbd? as harddisk
> - Open Virtual Machine Manager so user can modify settings for VM
> - Configure cluster to take care of drbd & VM
>
> And with "delete" parameter it will remove cluster , VM, drbd and lvm
> configs for selected VM.
>
> I hope someone with programming skills can try and improve this ( a lot
> :-) )
>
> Standard disclaimer: I am not responsible if this script destroys your
> data and/or server. Use at your own risk

Asking people on a mailing list to open a zip file attachment is not 
going to get very far. Can you set this up on github or the like?

-- 
Digimer
E-Mail:              digimer at alteeve.com
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"I feel confined, only free to expand myself within boundaries."



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