add a script that will generate an image using installroot method

openvz/create-yum-openvz-7.sh

@@ -0,0 +1,102 @@
+# To get a package list without version numbers from a target system
+# rpm -qa --qf "%{n} " > packages.txt
+# Put contents of packages.txt after "-y install \" line below
+
+installroot="/ostemplate"
+mount="$(mktemp -d --tmpdir)"
+tmpyumconf=$mount/yum.conf
+
+cat > $tmpyumconf << __YUMCONF__
+[centos7]
+name=centos 7 x86_64
+baseurl=http://buildlogs.centos.org/centos/7/os/x86_64-20140614/
+enabled=0
+gpgcheck=0
+__YUMCONF__
+
+yum \
+--installroot $installroot \
+-c $tmpyumconf \
+-y install \
+  openssh-clients \
+  openssh-server \
+  yum \
+  yum-utils \
+  man \
+  wget \
+  sudo \
+  tar \
+  passwd
+
+# Remove firmware files if installed
+chroot $installroot rpm -e
+  aic94xx-firmware \
+  alsa-firmware \
+  alsa-tools-firmware \
+  cronie \
+  efibootmgr \
+  ethtool \
+  iproute \
+  iptables \
+  iputils \
+  ivtv-firmware \
+  iwl100-firmware \
+  iwl105-firmware \
+  iwl135-firmware \
+  iwl1000-firmware \
+  iwl2000-firmware \
+  iwl2030-firmware \
+  iwl3160-firmware \
+  iwl3945-firmware \
+  iwl4965-firmware \
+  iwl5000-firmware \
+  iwl5150-firmware \
+  iwl6000-firmware \
+  iwl6000g2a-firmware \
+  iwl6000g2b-firmware \
+  iwl6050-firmware \
+  iwl7260-firmware \
+  kbd \
+  libertas-sd8686-firmware \
+  libertas-sd8787-firmware \
+  libertas-usb8388-firmware \
+  libertas-usb8388-olpc-firmware \
+  linux-firmware \
+  postfix \
+  policycoreutils \
+  selinux-policy \
+  selinux-policy-targeted \
+  sudo \
+  upstart \
+  vim-minimal \
+  xorg-x11-drv-ati-firmware \
+  zd1211-firmware
+
+# Clean te yum configuration
+yum --installroot=$installroot -c $tmpyumconf clean all
+
+# Remove unnessary files from the build
+chroot $installroot rpm -e grub2 grub2-tools grubby centos-logos plymouth plymouth-scripts
+chroot $installroot rpm -e initscripts kernel
+
+# Remove /boot, as that is not required
+chroot $installroot rm -rf /boot
+
+# Create fstab file, which is required for VZ installtions
+cat > $installroot/etc/fstab << __FSTAB__
+none /dev/pts devpts rw,gid=5,mode=620 0 0
+none /dev/shm tmpfs defaults 0 0
+__FSTAB__
+
+# GMT to be default, but change for requirement
+chroot $installroot ln -sf /usr/share/zoneinfo/GMT /etc/localtime
+
+# Misc post stuff for VZ
+ln -s /proc/mounts $installroot/etc/mtab
+rm -f $installroot/dev/null
+mknod -m 600 $installroot/dev/console c 5 1
+
+# Now compress the image
+cd $installroot; tar -cvzf /root/centos-7-x86_64-viayum.tar.gz . ; cd
+ls -lh /root/centos-7-x86_64-viayum.tar.gz
+echo "Done building OS Template.  Now test it."

openvz/openvz-7.ks

@@ -20,7 +20,15 @@ clearpart --all --initlabel
 part / --fstype ext4 --size=1024 --grow
 reboot
 %packages  --excludedocs --nobase
-@Core
+openssh-clients
+openssh-server
+yum
+yum-utils
+man
+wget
+sudo
+tar
+passwd
 -aic94xx-firmware
 -alsa-firmware
 -alsa-tools-firmware
@@ -64,25 +72,9 @@ reboot
 -vim-minimal
 -xorg-x11-drv-ati-firmware
 -zd1211-firmware
-openssh-clients
-openssh-server
-yum
-yum-utils
-man
-wget
-sudo
-tar
-passwd
 %end
 
 %post
-# randomize root password and lock root account
-dd if=/dev/urandom count=50 | md5sum | passwd --stdin root
-passwd -l root
-
-# create necessary devices
-/sbin/MAKEDEV /dev/console
-
 # cleanup unwanted stuff
 
 # ami-creator requires grub during the install, so we remove it (and
@@ -130,7 +122,4 @@ __FSTAB__
 # Timezone
 cp -f /usr/share/zoneinfo/GMT /etc/localtime
 
-# Update the CONSOLEs for the image
-sed -i -e 's/^\(ACTIVE_CONSOLES=\).*/\1//g' /etc/sysconfig/init
-
 %end