Notes prises à partir de la présentation de Tim Berglund (@tlberglund/tlberglund@github.com / Github).
Les thèmes abordés lors de la présentation
Ceux qui ne l'ont pas été par manque de temps
$ pacman -Sy cups cups-pdf hplip
$ systemctl start org.cups.cupsd.socket
List all devices:
$ lpinfo -v
=> résultat utilisé pour option -v de lpadmin
List all drivers:
$ lpinfo -m
=> résultat utilisé pour option -m de lpadmin
List drivers matching "HP LaserJet":
$ lpinfo --make-and-model "HP LaserJet" -m
$ lpinfo …Choisir une image et remplacer /boot/grub2/splatch.png
Modifier /etc/default/grub
GRUB_TIMEOUT=5
GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
-> #GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="crashkernel=auto rd.lvm.lv=centos/root rd.lvm.lv=centos/swap rhgb quiet …Installation de libvirt et virt-manager
libvirt utilise dnsmasq
Exemple de fichier de configuration:
strict-order pid-file=/var/run/libvirt/network/default.pid except-interface=lo bind-dynamic interface=virbr0 dhcp-range=192.168.122.2,192.168.122.254 dhcp-no-override dhcp-leasefile=/var/lib/libvirt/dnsmasq/default.leases dhcp-lease-max=253 dhcp-hostsfile=/var/lib/libvirt …
DPkg {
// Auto re-mounting of a readonly /
Pre-Invoke { "mount -o remount,rw /"; };
Post-Invoke { "test ${NO_APT_REMOUNT:-no} = yes || mount -o remount,ro / || true"; };
};
$ yum install docker
$ systemctl enable docker
$ systemctl start docker
Autorisation d'un utilisateur lambda
gpasswd -a docker francois
Liste des images
docker images
curl --insecure -O https://raw.githubusercontent.com/docker/docker/master/contrib/mkimage-yum.sh
Apport de modifications.
Des références dans les forum: CentOS Fedora
Essayer l'ordre de connexion sur la carte
TIPS: Simply move your mouse to the monitor you want the GDM greeter to show and press Enter; IS THAT SIMPLE!!! SOLVED
De manière dynamique, utiliser xrandr
$ xrandr
$ xrandr -q …This document shows a way to configure Linux services to manage Linux hosts from deployment to usage.
The configurations have been tested on CentOS >=6 system but can be adapted to others GNU/Linux distributions.
Bind uses named.conf as default configuration file. On CentOS, the …
Lire la suite...Example tested on 2 CentOS7 VM
! Configuration File for keepalived
vrrp_script check_glusterd {
script "/usr/sbin/pidof glusterd"
interval 5
fall 1
rise 1
! timeout t
! weight w
}
global_defs {
}
vrrp_instance gfs01 {
! state MASTER
interface eth0
virtual_router_id 51
priority 100
advert_int 1
nopreempt
authentication {
auth_type PASS
auth_pass 1111
}
virtual_ipaddress {
192.168.122 …mkdir ~/.config/lxc/
echo "lxc.include = /etc/lxc/default.conf" > ~/.config/lxc/defaults.conf
echo "lxc.id_map = u 0 100000 65536" > ~/.config/lxc/defaults.conf
echo "lxc.id_map = g 0 100000 65536" > ~/.config/lxc/defaults.conf
echo "lxc.lxcpath=/srv/containers/lxc" > ~/.config/lxc/lxc.conf
sudo …Ce texte explique comment installer cobbler sur un système CentOS 6.6.
La solution est testée sur la plate forme vituelle :
mkdir /home/cobbler
printf -- "/home/cobbler 192.168.122.2(rw,no_root_squash)" >> /etc/exports
printf -- "/home …