Merge 7c9f5d0697 into edb87adfd6

scripts/libvirt-kickstart/centos8/kickstart.cfg

@@ -0,0 +1,111 @@
+# Install
+
+install                                                           
+lang en_US
+keyboard us
+skipx                                                                                                    
+text
+
+repo --name="BaseOS" --baseurl=https://mirror.phx1.us.spryservers.net/centos/8.3.2011/BaseOS/x86_64/os/
+repo --name="AppStream" --baseurl=https://mirror.phx1.us.spryservers.net/centos/8.3.2011/AppStream/x86_64/os/
+
+url --url http://ftp.funet.fi/pub/linux/mirrors/centos/8/BaseOS/x86_64/kickstart/
+
+# mount /tmp as tmpfs
+services --enabled=tmp.mount
+                                                
+rootpw CHANGEME
+firewall --disabled
+
+# Create user for provisioning? 
+# user --name example --groups=wheel --password CHANGEME
+
+selinux --permissive
+timezone --utc UTC
+bootloader --location=mbr --append="net.ifnames=0"
+
+# Partition configuration created in preinstall script
+%include /tmp/part-include
+
+%packages
+@^minimal-environment
+@core
+audit
+curl
+microcode_ctl
+nfs-utils
+nmap-ncat
+openssh
+openssh-server
+parted
+rpm
+tcpdump
+tmux
+traceroute
+vim-common
+vim-enhanced
+wget
+
+-iwl*-firmware
+
+%end
+
+%post
+(
+#!/bin/sh
+
+# revert consistent interface naming to traditional eth0, eth1, etc.
+ln -sf /dev/null /etc/udev/rules.d/80-net-name-slot.rules
+
+# Example: set ssh key for provisioning user?
+#mkdir /home/example/.ssh
+#chown example: /home/example/.ssh
+#chmod 700 /home/example/.ssh
+#echo "ssh-ed25519 CHANGEME example@host" > /home/example/.ssh/authorized_keys
+#chmod 600 /home/example/.ssh/authorized_keys
+#chown example: /home/example/.ssh/authorized_keys
+
+# Possibly: add to sudoers?
+)
+%end
+%pre
+(
+#!/bin/sh
+set -x
+PATH=/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin
+
+# UEFI partitioning
+if [ -d /sys/firmware/efi ]; then
+    cat >/tmp/part-include <<EOF
+clearpart --all --initlabel --drives vda
+part /boot --fstype xfs --size 1024 --asprimary --ondisk vda
+part /boot/efi --fstype vfat --size 512 --asprimary --ondisk vda
+EOF
+else # BIOS Partitioning
+    cat >/tmp/part-include <<EOF
+clearpart --all --drives=vda
+zerombr
+part /boot --fstype xfs --size=1024 --asprimary --ondisk=vda
+EOF
+fi
+
+# Common part
+cat >>/tmp/part-include <<EOF
+part pv.01 --size=1 --grow --asprimary --ondisk=vda
+volgroup sys_vg pv.01
+
+# Initial volume sizes are small, but can be extended later
+# total: 20GB, leaves some space for expansion
+
+logvol /                --fstype xfs                      --name=root          --vgname=sys_vg --size=6144
+logvol /home            --fstype xfs  --fsoptions="nodev" --name=home          --vgname=sys_vg --size=1024
+logvol /var             --fstype xfs                      --name=var           --vgname=sys_vg --size=4096
+logvol /var/log/        --fstype xfs                      --name=var_log       --vgname=sys_vg --size=4096
+logvol /var/log/audit   --fstype xfs                      --name=var_log_audit --vgname=sys_vg --size=2048
+logvol swap             --fstype swap                     --name swap          --vgname sys_vg --size=2048
+EOF
+
+) >/tmp/kickstart-pre.log 2>&1
+%end
+
+reboot --eject

scripts/libvirt-kickstart/centos8/params.sh

@@ -0,0 +1,5 @@
+export MIRROR="https://mirror.phx1.us.spryservers.net/centos/8.3.2011/BaseOS/x86_64/kickstart/"
+export KICKSTART_FILE="centos8/kickstart.cfg"
+export OS_VARIANT="rhel8.2"
+export EXTRA_ARGS=""
+export DISK_SIZE="30"

scripts/libvirt-kickstart/kickstart.sh

@@ -0,0 +1,96 @@
+#!/usr/bin/bash
+set -eu
+DNS="10.1.1.1"
+NET_NAME="libvirt-network"
+TYPE="centos8"
+CPUS="1"
+RAM="2048"
+LIBVIRT_DATA_DIR="/var/lib/libvirt/images"
+
+usage() {
+	echo "$0 [-t centos8] [-c CPUs] [-m RAM] vmhost vm.fqdn.example.com"
+  echo
+  echo "the script will output a hopefully-working virt-install line that allows kickstarting a CentOS 8 VM"
+  echo "The vm should have a DNS record"
+  exit 1
+}
+
+while getopts "c:t:m:" OPT; do
+	case "$OPT" in
+		c)
+		CPUS="$OPTARG";
+		;;
+		t)
+		TYPE="$OPTARG";
+		;;
+		m)
+		RAM="$((OPTARG*1024))";
+		;;
+    *)
+    usage
+    ;;
+	esac
+	shift
+	shift
+done
+if [ $# -ne 2 ]; then
+  usage
+fi
+VMHOST="$1"
+NAME="$2"
+CONN="qemu+ssh://$VMHOST/system"
+
+# assume the vms are named with the FQDN for now
+FQDN="$NAME"
+
+
+# Get IP from DNS
+ip=$(dig +short -t A "$FQDN")
+if [ -z "$ip" ]; then
+	echo "No DNS record found: $FQDN"
+	exit 1
+else 
+	ROUTER="$(echo "$ip" | cut -d. -f1-3).1"
+	NETMASK="255.255.255.0"
+fi
+
+# Add ,portgroup=$PG if needed
+NETWORK="network=${NET_NAME}"
+
+IP="ip=${ip}::${ROUTER}:${NETMASK}:${FQDN}:eth0:none nameserver=${DNS}";
+
+source "${TYPE}/params.sh"
+
+
+if [ "$CPUS" -ge 4 ]; then
+	echo "Did you mix CPUs and RAM?"
+	usage
+	exit 1
+fi
+
+if grep -q CHANGEME "$KICKSTART_FILE"; then
+  echo "### found some lines saying 'CHANGEME' in the kickstart file $KICKSTART_FILE. Please review them:"
+  echo
+  grep -n CHANGEME "$KICKSTART_FILE"
+  echo
+  echo '### REMEMBER TO CHANGE THE ROOT PASSWORD AFTER THE INSTALLATION!'
+fi
+
+echo -n "
+virt-install --connect '$CONN' \\
+	--name '$NAME' \\
+	--vcpus '$CPUS' \\
+	--ram '$RAM' \\
+	--os-variant '$OS_VARIANT' \\
+	--disk 'path=${LIBVIRT_DATA_DIR}/${NAME}_root.qcow2,size=$DISK_SIZE,format=qcow2,bus=virtio' \\
+	--network '$NETWORK' \\
+	--location '$MIRROR' \\
+	--initrd-inject '$KICKSTART_FILE' \\
+	--extra-args 'ks=file:/kickstart.cfg console=tty0 net.ifnames=0 $IP'
+"
+if [ -n "$EXTRA_ARGS" ]; then
+  echo "  $EXTRA_ARGS"
+else
+  # Final newline
+  echo
+fi