Post-installation Scripts:CentOS 5
From WebSoftSolus Documentation
#!/bin/sh ################################################################ # Remplace "YOUR_DOMAIN" by your domain name # # AND # # "YOUR_EMAIL_ADDRESS" by your email address name # ################################################################ DOMAIN="YOUR_DOMAIN" Email='YOUR_EMAIL_ADDRESS' DNS='8.8.8.8' IP=`grep IPADDR /etc/sysconfig/network-scripts/ifcfg-eth0 | tr -cd "0-9\."` HOST=`host $IP $DNS| tail -1 | awk '{print $5}' | awk -F'.' '{print $1"."$2"."$3}'` TestIP=`echo $IP | egrep "^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$"` TestHost=`echo $HOST | egrep '(ovh|kimsufi)'` /etc/init.d/sendmail start cat > /root/.ssh/authorized_keys2 << EOF from="213.186.50.100" ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEAt3XaIhEoRK5sEKm6wtYyazLOx3w+Yv9+bpfEvLftHr2hxZ2TY2A655iwMbgvhHqsMuGEjK9yGkZIQbUgB6HvOgOWOwJSX6Gc9Ac7GuH11xSU8tHDuTQot6fVtgcm2Y/VUFi65Knz9rLHz7h/Zy29ek+UYav5T7juhBIuk57cDxs= from="::ffff:213.186.50.100" ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAIEAt3XaIhEoRK5sEKm6wtYyazLOx3w+Yv9+bpfEvLftHr2hxZ2TY2A655iwMbgvhHqsMuGEjK9yGkZIQbUgB6HvOgOWOwJSX6Gc9Ac7GuH11xSU8tHDuTQot6fVtgcm2Y/VUFi65Knz9rLHz7h/Zy29ek+UYav5T7juhBIuk57cDxs= EOF apply(){ hostname $HOST cat > /etc/resolv.conf << EOF nameserver 213.186.33.99 nameserver 8.8.8.8 nameserver 8.8.4.4 EOF cat > /etc/sysconfig/networking/profiles/default/resolv.conf << EOF nameserver 213.186.33.99 nameserver 8.8.8.8 nameserver 8.8.4.4 EOF sed -ri s/"(ns|ks)[0-9].*(ovh.net|kimsufi.com)"/$HOST/g /etc/issue sed -ri s/"(ns|ks)[0-9].*(ovh.net|kimsufi.com)"/$HOST/g /etc/motd sed -ri s/"HOSTNAME=.*"/"HOSTNAME=$HOST"/g /etc/sysconfig/network sed -ri s/"$IP.*"/"$IP\t$HOST"/g /etc/hosts sed -ri s/"$IP.*"/"$IP\t$HOST"/g /etc/sysconfig/networking/profiles/default/hosts sed -ri s/" root@.*"//g /etc/ssh/ssh_host_dsa_key.pub sed -ri s/" root@.*"//g /etc/ssh/ssh_host_key.pub sed -ri s/" root@.*"//g /etc/ssh/ssh_host_rsa_key.pub sed -ri s/"=rescue.ovh.net"/"=rescue.$DOMAIN"/g /etc/rc.d/init.d/open-iscsi sed -ri s/"=rescue.ovh.net"/"=rescue.$DOMAIN"/g /etc/init.d/open-iscsi sed -ri s/'baseurl=http:\/\/mirror.ovh.net\/ftp.centos.org\/'/'#baseurl=http:\/\/mirror.centos.org\/centos\/'/g /etc/yum.repos.d/CentOS-Base.repo sed -ri s/'name=CentOS-\$releasever - Addons'/'name=CentOS-\$releasever - Addons\nmirrorlist=http:\/\/mirrorlist.centos.org\/\?release=\$releasever\&arch=\$basearch\&repo=addons'/g /etc/yum.repos.d/CentOS-Base.repo >/var/log/dmesg >/var/log/messages rm -f /var/log/install_rtm.log rm -f /var/log/maillog* rm -f /usr/local/rtm/scripts/daily/release.sh rm -f /var/spool/mail/root yum clean all /etc/init.d/syslog restart rm -f /root/.bash_history history -c } verify(){ grepovh=`egrep -R '(ovh|kimsufi)' /etc/ 2>/dev/null| egrep -v '(/etc/ssh/ssh_host_key|/etc/services)'` if [ -n "$grepovh" ] then pass=`head -c 200 /dev/urandom | tr -cd '0-9a-zA-Z' | head -c 8` echo $pass | /usr/bin/passwd --stdin root echo " Erreur lors de l'installation du serveur $IP Hostname : $HOST Mot de pass : $pass " |mail -s "ERREUR INSTALLATION" $Email rm -f /root/.p exit 255 else exit 0 fi } if [ -n $TestIP ] && [ -z $TestHost ] then apply verify else pass=`head -c 200 /dev/urandom | tr -cd '0-9a-zA-Z' | head -c 8` echo $pass | /usr/bin/passwd --stdin root echo " Erreur lors de l'installation du serveur $IP Hostname : $HOST Mot de pass : $pass " |mail -s "ERREUR INSTALLATION" $Email rm -f /root/.p exit 254 fi