BootStrap: yum OSVersion: 7 MirrorURL: http://mirror.centos.org/centos-%{OSVERSION}/%{OSVERSION}/os/x86_64/ Include: yum %post sed -i 's/^root:.:/root::/g' /etc/passwd yum install -y basesystem bash chkconfig coreutils e2fsprogs \ ethtool filesystem findutils gawk grep initscripts iproute \ iputils net-tools nfs-utils pam psmisc rdate rsync sed setup \ shadow-utils rsyslog tcp_wrappers tzdata util-linux words \ zlib tar less gzip which util-linux openssh-clients \ openssh-server dhclient pciutils vim-minimal shadow-utils \ strace cronie crontabs cpio wget centos-release