forked from srbala/fedora-kickstarts
e60fa6ff31
put network back to "unpredicatable" so that predictable eth0 is the default on all images regardless of virtualized hardware
219 lines
6.3 KiB
Plaintext
219 lines
6.3 KiB
Plaintext
# This is a spin of the Fedora cloud image designed for trying out new
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# images in rawhide. It won't be built for non-rawhide trees, let alone
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# actual releases.
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cmdline
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lang en_US.UTF-8
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keyboard us
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timezone --utc Etc/UTC
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auth --useshadow --enablemd5
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selinux --enforcing
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rootpw --lock --iscrypted locked
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user --name=none
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firewall --disabled
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bootloader --timeout=1 --append="no_timer_check console=tty1 console=ttyS0,115200n8" --extlinux
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network --bootproto=dhcp --device=eth0 --activate --onboot=on
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services --enabled=network,sshd,rsyslog,cloud-init,cloud-init-local,cloud-config,cloud-final
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zerombr
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clearpart --all
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part / --size 3000 --fstype ext4
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%include fedora-repo.ks
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reboot
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# Package list.
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%packages --excludedocs --instLangs=en_US
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kernel-core
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@core
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grubby
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# cloud-init does magical things with EC2 metadata, including provisioning
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# a user account with ssh keys.
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cloud-init
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# this is used by openstack's cloud orchestration framework (and it's small)
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heat-cfntools
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# need this for growpart, because parted doesn't yet support resizepart
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# https://bugzilla.redhat.com/show_bug.cgi?id=966993
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cloud-utils-growpart
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# We need this image to be portable; also, rescue mode isn't useful here.
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dracut-config-generic
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-dracut-config-rescue
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syslinux-extlinux
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# cherry-pick a few things from @standard
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tar
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rsync
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# anaconda needs authconfig to be installed into the image to setup some things
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authconfig
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# Some things from @core we can do without in a minimal install
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-biosdevname
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-plymouth
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-NetworkManager
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-iprutils
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-kbd
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-uboot-tools
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-kernel
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-firewalld
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-grub2
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-man-db
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%end
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%post --erroronfail
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# Create grub.conf for EC2. This used to be done by appliance creator but
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# anaconda doesn't do it. And, in case appliance-creator is used, we're
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# overriding it here so that both cases get the exact same file.
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# Note that the console line is different -- that's because EC2 provides
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# different virtual hardware, and this is a convenient way to act differently
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echo -n "Creating grub.conf for pvgrub"
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rootuuid=$( awk '$2=="/" { print $1 };' /etc/fstab )
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mkdir /boot/grub
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echo -e 'default=0\ntimeout=0\n\n' > /boot/grub/grub.conf
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for kv in $( ls -1v /boot/vmlinuz* |grep -v rescue |sed s/.*vmlinuz-// ); do
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echo "title Fedora ($kv)" >> /boot/grub/grub.conf
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echo -e "\troot (hd0)" >> /boot/grub/grub.conf
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echo -e "\tkernel /boot/vmlinuz-$kv ro root=$rootuuid no_timer_check console=hvc0 LANG=en_US.UTF-8" >> /boot/grub/grub.conf
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echo -e "\tinitrd /boot/initramfs-$kv.img" >> /boot/grub/grub.conf
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echo
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done
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#link grub.conf to menu.lst for ec2 to work
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echo -n "Linking menu.lst to old-style grub.conf for pv-grub"
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ln -sf grub.conf /boot/grub/menu.lst
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ln -sf /boot/grub/grub.conf /etc/grub.conf
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# older versions of livecd-tools do not follow "rootpw --lock" line above
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# https://bugzilla.redhat.com/show_bug.cgi?id=964299
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passwd -l root
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# remove the user anaconda forces us to make
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userdel -r none
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# Kickstart specifies timeout in seconds; syslinux uses 10ths.
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# 0 means wait forever, so instead we'll go with 1.
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sed -i 's/^timeout 10/timeout 1/' /boot/extlinux/extlinux.conf
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# setup systemd to boot to the right runlevel
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echo -n "Setting default runlevel to multiuser text mode"
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rm -f /etc/systemd/system/default.target
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ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target
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echo .
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# this is installed by default but we don't need it in virt
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echo "Removing linux-firmware package."
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yum -C -y remove linux-firmware
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# Another one needed at install time but not after that, and it pulls
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# in some unneeded deps (like, newt and slang)
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echo "Removing authconfig."
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yum -C -y remove authconfig --setopt="clean_requirements_on_remove=1"
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echo -n "Getty fixes"
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# although we want console output going to the serial console, we don't
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# actually have the opportunity to login there. FIX.
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# we don't really need to auto-spawn _any_ gettys.
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sed -i '/^#NAutoVTs=.*/ a\
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NAutoVTs=0' /etc/systemd/logind.conf
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echo -n "Network fixes"
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# initscripts don't like this file to be missing.
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cat > /etc/sysconfig/network << EOF
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NETWORKING=yes
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NOZEROCONF=yes
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EOF
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# For cloud images, 'eth0' _is_ the predictable device name, since
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# we don't want to be tied to specific virtual (!) hardware
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rm -f /etc/udev/rules.d/70*
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ln -s /dev/null /etc/udev/rules.d/80-net-setup-link.rules
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# simple eth0 config, again not hard-coded to the build hardware
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cat > /etc/sysconfig/network-scripts/ifcfg-eth0 << EOF
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DEVICE="eth0"
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BOOTPROTO="dhcp"
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ONBOOT="yes"
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TYPE="Ethernet"
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PERSISTENT_DHCLIENT="yes"
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EOF
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# generic localhost names
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cat > /etc/hosts << EOF
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127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
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::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
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EOF
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echo .
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# Because memory is scarce resource in most cloud/virt environments,
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# and because this impedes forensics, we are differing from the Fedora
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# default of having /tmp on tmpfs.
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echo "Disabling tmpfs for /tmp."
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systemctl mask tmp.mount
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# make sure firstboot doesn't start
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echo "RUN_FIRSTBOOT=NO" > /etc/sysconfig/firstboot
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# Uncomment this if you want to use cloud init but suppress the creation
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# of an "ec2-user" account. This will, in the absence of further config,
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# cause the ssh key from a metadata source to be put in the root account.
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#cat <<EOF > /etc/cloud/cloud.cfg.d/50_suppress_ec2-user_use_root.cfg
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#users: []
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#disable_root: 0
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#EOF
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echo "Removing random-seed so it's not the same in every image."
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rm -f /var/lib/random-seed
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echo "Cleaning old yum repodata."
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yum history new
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yum clean all
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truncate -c -s 0 /var/log/yum.log
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echo "Import RPM GPG key"
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releasever=$(rpm -q --qf '%{version}\n' fedora-release)
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basearch=$(uname -i)
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rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-$releasever-$basearch
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echo "Packages within this cloud image:"
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echo "-----------------------------------------------------------------------"
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rpm -qa
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echo "-----------------------------------------------------------------------"
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# Note that running rpm recreates the rpm db files which aren't needed/wanted
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rm -f /var/lib/rpm/__db*
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echo "Fixing SELinux contexts."
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touch /var/log/cron
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touch /var/log/boot.log
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mkdir -p /var/cache/yum
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chattr -i /boot/extlinux/ldlinux.sys
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/usr/sbin/fixfiles -R -a restore
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chattr +i /boot/extlinux/ldlinux.sys
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echo "Zeroing out empty space."
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# This forces the filesystem to reclaim space from deleted files
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dd bs=1M if=/dev/zero of=/var/tmp/zeros || :
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rm -f /var/tmp/zeros
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echo "(Don't worry -- that out-of-space error was expected.)"
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%end
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