useradd cent
passwd cent
vi /etc/group
# line 11: add user name wheel:x:10:root,cent
vi /etc/pam.d/su
#%PAM-1.0
authsufficientpam_rootok.so
# Uncomment the following line to implicitly trust users in the "wheel" group.
#authsufficientpam_wheel.so trust use_uid
# Uncomment the following line to require a user to be in the "wheel" group.
# uncomment the following line
authrequiredpam_wheel.so use_uid
authincludesystem-auth
accountsufficientpam_succeed_if.so uid = 0 use_uid quiet
accountincludesystem-auth
passwordincludesystem-auth
sessionincludesystem-auth
sessionoptionalpam_xauth.so
Per far arrivare le mail di root su cent รจ sufficiente
vi /etc/aliases
# last line: uncomment and change to a user
root: cent
# newaliases
<------------------>
Disattivare Firewall:
/etc/rc.d/init.d/iptables stop
chkconfig iptables off
chkconfig ip6tables off
<------------------>
Settare la rete
vi /etc/sysconfig/network-scripts/ifcfg-eth0
DEVICE=eth0
HWADDR=00:50:43:00:3B:AE
# change
ONBOOT=yes
# add lines as follows
BOOTPROTO=none
# this server's IP address
IPADDR=10.0.0.30
# subnet mask
NETMASK=255.255.255.0
TYPE=Ethernet
# default gateway
GATEWAY=10.0.0.1
# DNS server's IP address
DNS1=10.0.0.10
IPV6INIT=no
USERCTL=no
<------------------>
Disabilitare IPV6
echo "install ipv6 /bin/true" > /etc/modprobe.d/disable-ipv6.conf
<------------------>
Installare le patch:
yum -y install yum-plugin-fastestmirror
yum -y update
<------------------>
Aggiungere repository:
wget http://dag.wieers.com/rpm/packages/RPM-GPG-KEY.dag.txt
rpm --import RPM-GPG-KEY.dag.txt
Aggiungere repository
rm -f RPM-GPG-KEY.dag.txt
vi /etc/yum.repos.d/rpmforge.repo
# creare nuova sezione
[rpmforge]
name=RPMforge RPM repository for Red Hat Enterprise Linux
baseurl=http://ftp.riken.jp/Linux/dag/redhat/el6/en/$basearch/rpmforge/
gpgcheck=1
enabled=0
# quando si vogliono scaricare le patch da un repository particolare usare la seguente sintassi
yum --enablerepo=rpmforge install [package]
<------------------>
wget http://ftp.riken.jp/Linux/fedora/epel/RPM-GPG-KEY-EPEL-6
rpm --import RPM-GPG-KEY-EPEL-6
rm -f RPM-GPG-KEY-EPEL-6
vi /etc/yum.repos.d/epel.repo
[epel]
name=EPEL RPM Repository for Red Hat Enterprise Linux
baseurl=http://ftp.riken.jp/Linux/fedora/epel/6/$basearch/
gpgcheck=1
enabled=0
# when you use the repository, input yum command like follows
yum --enablerepo=epel install [package]
<------------------>
Disabilitare SeLinux (Security-Enhanced Linux) se non ne abbiamo bisogno
vi /etc/sysconfig/selinux
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#enforcing - SELinux security policy is enforced.
#permissive - SELinux prints warnings instead of enforcing.
#disabled - SELinux is fully disabled.
SELINUX=disabled#cambiare
# SELINUXTYPE= type of policy in use. Possible values are:
#targeted - Only targeted network daemons are protected.
#strict - Full SELinux protection.
SELINUXTYPE=targeted
<------------------>
Installiamo Vim:
yum -y install vim-enhanced
Settiamo il programma di alias ( Apply to all users below. If you apply to a user, Write the same settings in '~/.bashrc' )
vi /etc/profile
# aggiungere all'ultima riga
source /etc/profile# applica i settaggi nuovi
Configuriamo vim. ( Apply to a user below. If you applly to all users, Write the same settings in '/etc/vimrc', some settings are applied by default though. )
vi ~/.vimrc
" use extended function of vim (no compatible with vi)
set nocompatible
" specify encoding
set encoding=euc-jp
" specify file encoding
set fileencodings=iso-2022-jp,sjis
" specify file formats
set fileformats=unix,dos
" take backup
" if not, specify [ set nobackup ]
set backup
" specify backup directory
set backupdir=~/backup
" take 50 search histories
set history=50
" ignore Case
set ignorecase
" distinct Capital if you mix it in search words
set smartcase
" highlights matched words
" if not, specify [ set nohlsearch ]
set hlsearch
" use incremental search
" if not, specify [ set noincsearch ]
set incsearch
" show line number
" if not, specify [ set nonumber ]
set number
" Visualize break ( $ ) or tab ( ^I )
set list
" highlights parentheses
set showmatch
" show color display
" if not, specify [ syntax off ]
syntax on
" change colors for comments if it's set [ syntax on ]
highlight Comment ctermfg=LightCyan
" wrap lines
" if not, specify [ set nowrap ]
set wrap
<------------------------>
Settiamo Sudo
<------------------------>
Gestiamo cron:
yum -y install cronie-noanacron
* there is time settings of Cron in /etc/cron.d/dailyjobs
Rimuoviamo anacron settings package
yum -y remove cronie-anacron