#url --mirrorlist=http://mirrorlist.centos.org/?release=8&arch=x86_64&repo=BaseOS&infra=stock

#repo --name=AppStream --mirrorlist=http://mirrorlist.centos.org/?release=8&arch=x86_64&repo=AppStream&infra=stock

text

keyboard --vckeymap us

lang en_US

skipx

network  --bootproto=dhcp --device=link --activate --onboot=on

rootpw --plaintext vagrant

firewall --disabled

timezone --utc UTC

services --enabled=vmtoolsd

# The biosdevname and ifnames options ensure we get "eth0" as our interface

# even in environments like virtualbox that emulate a real NW card

bootloader --timeout=1 --append="no_timer_check console=tty0 console=ttyS0,115200n8 net.ifnames=0 biosdevname=0 elevator=noop"

zerombr

clearpart --all --drives=vda

part / --fstype=xfs --asprimary --size=1024 --grow --ondisk=vda

user --name=vagrant --plaintext --password=vagrant

reboot

%packages --instLangs=en

bash-completion

man-pages

bzip2

rsync

nfs-utils

cifs-utils

chrony

yum-utils

hyperv-daemons

open-vm-tools

# Vagrant boxes aren't normally visible, no need for Plymouth

-plymouth

# Microcode updates cannot work in a VM

-microcode_ctl

# Firmware packages are not needed in a VM

-iwl100-firmware

-iwl1000-firmware

-iwl105-firmware

-iwl135-firmware

-iwl2000-firmware

-iwl2030-firmware

-iwl3160-firmware

-iwl3945-firmware

-iwl4965-firmware

-iwl5000-firmware

-iwl5150-firmware

-iwl6000-firmware

-iwl6000g2a-firmware

-iwl6050-firmware

-iwl7260-firmware

# Don't build rescue initramfs

-dracut-config-rescue

%end

# kdump needs to reserve 160MB + 2bits/4kB RAM, and automatic allocation only

# works on systems with at least 2GB RAM (which excludes most Vagrant boxes)

# CBS doesn't support %addon yet https://bugs.centos.org/view.php?id=12169

%addon com_redhat_kdump --disable

%end

%post

# configure swap to a file

fallocate -l 2G /swapfile

chmod 600 /swapfile

mkswap /swapfile

echo "/swapfile none swap defaults 0 0" >> /etc/fstab

# sudo

echo "%vagrant ALL=(ALL) NOPASSWD: ALL" > /etc/sudoers.d/vagrant

chmod 0440 /etc/sudoers.d/vagrant

# Fix for https://github.com/CentOS/sig-cloud-instance-build/issues/38

cat > /etc/sysconfig/network-scripts/ifcfg-eth0 << EOF

DEVICE="eth0"

BOOTPROTO="dhcp"

ONBOOT="yes"

TYPE="Ethernet"

PERSISTENT_DHCLIENT="yes"

EOF

# sshd: disable password authentication and DNS checks

ex -s /etc/ssh/sshd_config <

:%substitute/^\(PasswordAuthentication\) yes$/\1 no/

:%substitute/^#\(UseDNS\) yes$/&\r\1 no/

:update

:quit

EOF

cat >>/etc/sysconfig/sshd <

# Decrease connection time by preventing reverse DNS lookups

# (see https://lists.centos.org/pipermail/centos-devel/2016-July/014981.html

#  and man sshd for more information)

OPTIONS="-u0"

EOF

# Default insecure vagrant key

mkdir -m 0700 -p /home/vagrant/.ssh

echo "ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEA6NF8iallvQVp22WDkTkyrtvp9eWW6A8YVr+kz4TjGYe7gHzIw+niNltGEFHzD8+v1I2YJ6oXevct1YeS0o9HZyN1Q9qgCgzUFtdOKLv6IedplqoPkcmF0aYet2PkEDo3MlTBckFXPITAMzF8dJSIFo9D8HfdOV0IAdx4O7PtixWKn5y2hMNG0zQPyUecp4pzC6kivAIhyfHilFR61RGL+GPXQ2MWZWFYbAGjyiYJnAmCP3NOTd0jMZEnDkbUvxhMmBYSdETk1rRgm+R4LOzFUGaHqHDLKLX+FIPKcF96hrucXzcWyLbIbEgE98OHlnVYCzRdK8jlqm8tehUc9c9WhQ== vagrant insecure public key" >> /home/vagrant/.ssh/authorized_keys

chmod 600 /home/vagrant/.ssh/authorized_keys

chown -R vagrant:vagrant /home/vagrant/.ssh

# Fix for issue #76, regular users can gain admin privileges via su

ex -s /etc/pam.d/su <<'EOF'

# allow vagrant to use su, but prevent others from becoming root or vagrant

/^account\s\+sufficient\s\+pam_succeed_if.so uid = 0 use_uid quiet$/

:append

account		[success=1 default=ignore] \\

				pam_succeed_if.so user = vagrant use_uid quiet

account		required	pam_succeed_if.so user notin root:vagrant

.

:update

:quit

EOF

# systemd should generate a new machine id during the first boot, to

# avoid having multiple Vagrant instances with the same id in the local

# network. /etc/machine-id should be empty, but it must exist to prevent

# boot errors (e.g.  systemd-journald failing to start).

:>/etc/machine-id

echo 'vag' > /etc/yum/vars/infra

# Blacklist the floppy module to avoid probing timeouts

echo blacklist floppy > /etc/modprobe.d/nofloppy.conf

chcon -u system_u -r object_r -t modules_conf_t /etc/modprobe.d/nofloppy.conf

# Customize the initramfs

pushd /etc/dracut.conf.d

# Enable VMware PVSCSI support for VMware Fusion guests.

echo 'add_drivers+=" vmw_pvscsi "' > vmware-fusion-drivers.conf

echo 'add_drivers+=" hv_netvsc hv_storvsc hv_utils hv_vmbus hid-hyperv "' > hyperv-drivers.conf

# There's no floppy controller, but probing for it generates timeouts

echo 'omit_drivers+=" floppy "' > nofloppy.conf

popd

# Fix the SELinux context of the new files

restorecon -f - <

/etc/sudoers.d/vagrant

/etc/dracut.conf.d/vmware-fusion-drivers.conf

/etc/dracut.conf.d/hyperv-drivers.conf

/etc/dracut.conf.d/nofloppy.conf

EOF

# Rerun dracut for the installed kernel (not the running kernel):

KERNEL_VERSION=$(rpm -q kernel --qf '%{version}-%{release}.%{arch}\n')

dracut -f /boot/initramfs-${KERNEL_VERSION}.img ${KERNEL_VERSION}

# Seal for deployment

rm -rf /etc/ssh/ssh_host_*

hostnamectl set-hostname localhost.localdomain

rm -rf /etc/udev/rules.d/70-*

%end