From a10660cab39c4bf83e693281773b194f26f84d0b Mon Sep 17 00:00:00 2001 From: Karanbir Singh Date: Oct 25 2019 09:51:48 +0000 Subject: first cut for vagrant image --- diff --git a/CentOS-8-x86_64-Vagant.ks b/CentOS-8-x86_64-Vagant.ks new file mode 100644 index 0000000..24fa5bc --- /dev/null +++ b/CentOS-8-x86_64-Vagant.ks @@ -0,0 +1,154 @@ +#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 --device eth0 --bootproto dhcp +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 <>/etc/sysconfig/sshd <> /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 - <