bubble3.marmotte.net

Overview

Bubble3 is an OVH SoYouStart (aka SYS) server. It contains KVM virtual servers named after Futurama characters.

(Re)Installation

Installed with CentOS 7 64bit, then reinstalled with a custom kickstart file (no PXE boot available for installation).

yum -y install kexec-tools
wget http://example.com/vmlinuz http://example.com/initrd.img
kexec -l vmlinuz --initrd=initrd.img --append="inst.ks=http://example.com/bubble3.marmotte.net.ks inst.vnc net.ifnames=0"
kexec -e

Post-Install Manual Steps

# NetworkManager doesn't work in %post...
nmcli con mod Bridge\ connection\ br0 ipv6.routes 2001:41d0:2:19ff:ff:ff:ff:ff
nmcli con mod Bridge\ connection\ br0 ipv6.gateway 2001:41d0:2:19ff:ff:ff:ff:ff
nmcli connection up Bridge\ connection\ br0
nmcli con add con-name Bridge\ connection\ br1 type bridge ifname br1 ip4 192.168.21.1
# Don't use libvirt networks
rm -f /etc/libvirt/qemu/networks/{,autostart/}default.xml

Network

Addresses :

• IPv4 : 94.23.24.61
• IPv6 : 2001:41d0:2:193d::1/64

VMs

List

Name	MAC	IPv4	IPv6
fry.marmotte.net	02:00:00:3c:78:ba	178.33.118.206	2001:41d0:2:193d::2/64
amy.marmotte.net	02:00:00:ae:77:9a	178.33.119.77	2001:41d0:2:193d::3/64
kif.marmotte.net	02:00:00:a5:3f:ef	178.33.119.105	2001:41d0:2:193d::4/64
zap.marmotte.net	02:00:00:23:fd:81	178.33.119.112	2001:41d0:2:193d::5/64

New VM Install

Example :

lvcreate -L8G -n fry.marmotte.net vg0
virt-install \
  --autostart \
  --name fry.marmotte.net \
  --memory 4096,maxmemory=8192 \
  --vcpus 4,maxvcpus=8 \
  --os-variant rhel7 \
  --location http://example.com/x86_64/os \
  --disk path=/dev/vg0/fry.marmotte.net \
  --network bridge=br0,mac=02:00:00:aa:bb:cc \
  --network bridge=br1,mac=RANDOM \
  --keymap fr \
  --extra-args "console=ttyS0,9600 inst.ks=http://example.com/fry.marmotte.net.ks ip=eth1:dhcp"

Then run puppet :

puppet agent --test --server=puppet.marmotte.ici --logdest=console --logdest=/var/log/puppet/puppet.log

Services

• bubble3 :
  • Web : Nginx dl.marmotte.net
  • VPN : IPSec to bcn26 & bcn30, OpenVPN vpn.marmotte.net
  • DNS : 192.168.21.1 (Recursive, Private)
• fry :
  • DNS : ns1.marmotte.net (Authoritative, Public)
• amy :
  • ERP : OpenERP + PostgreSQL
• kif :
  • Config : Puppet Master
• zap :
  • Web : Apache HTTPd
  • SQL : MariaDB for websites and email configuration
  • DNS : 178.33.119.112 (Recursive, Public, WiiU filter)
  • Git : gitosis over git+ssh
• burst03 (legacy) :
  • Mail : Postfix + Dovecot (NAT through fry)
• burst08 (legacy) :
  • Mail : MailMan mailing lists (NAT through amy)