CentOS 7 OPSI

Installation Host

Installation vom ISO in eine VirtualBox 4.13.8 Debian Jessie

• Partitionierung
  • Manuell auswählen
    • /boot : 250M, ext4
    • / im LVM: 7 GB, ext4
    • volume group maximieren

systemctl start sshd

hostname set-hostname <hostname>

yum install vim wget net-tools

LXC installieren

rpm -Uhv http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpm

yum install lxc (epel)

Ergebnisse sollten alle grün sein.

lxc-checkconfig

• https://github.com/tpokorra/lxc-scripts/issues/3

Bridges

vim /etc/sysconfig/network-scripts/ifcfg-br0

DEVICE=br0
TYPE=Bridge

DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes


IPADDR0=10.0.10.1
NETMASK=255.255.255.0

ONBOOT=yes
BOOTPROTO=none
NM_CONTROLLED=no
DELAY=0
STP=yes

• https://der-linux-admin.de/2015/01/centos-7-libvirt-lxc-container-mit-public-ip-und-externem-netzwerk/

Forwarding

vim /etc/sysctl.conf

net.ipv4.ip_forward = 1

sysctl -p /etc/sysctl.conf

• http://superuser.com/questions/803741/how-to-enable-ip-masquerading-forwarding-on-centos-7