Louis Abel
a9a0b15b3a
Potential PR for issue #9 Co-authored-by: Louis Abel <label@rockylinux.org> Reviewed-on: #10 Co-authored-by: Louis Abel <label@noreply@resf.org> Co-committed-by: Louis Abel <label@noreply@resf.org>
172 lines
4.7 KiB
Plaintext
172 lines
4.7 KiB
Plaintext
%include rocky-cloud-base.ks
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%include rocky-cloud-parts-lvm.ks
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%include rocky-cloud-azure-packages.ks
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bootloader --append="rootdelay=300 console=ttyS0 earlyprintk=ttyS0 no_timer_check crashkernel=auto net.ifnames=0" --location=mbr --timeout=1
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%post --erroronfail
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passwd -d root
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passwd -l root
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systemctl enable waagent
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# Attempting to force legacy BIOS boot if we boot from UEFI
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if [ "$(arch)" = "x86_64" ]; then
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dnf install grub2-pc-modules grub2-pc -y
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grub2-install --target=i386-pc /dev/vda
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fi
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# Ensure that the pmbr_boot flag is off
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parted /dev/vda disk_set pmbr_boot off
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# Common Cloud Tweaks
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# setup systemd to boot to the right runlevel
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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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# remove linux-firmware as we're virt and it's half a gig
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dnf -C -y remove linux-firmware
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# Remove firewalld; it is required to be present for install/image building.
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# but we dont ship it in cloud
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dnf -C -y remove firewalld --setopt="clean_requirements_on_remove=1"
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dnf -C -y remove avahi\*
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sed -i '/^#NAutoVTs=.*/ a\
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NAutoVTs=0' /etc/systemd/logind.conf
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echo "virtual-guest" > /etc/tuned/active_profile
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cat << EOF | tee -a /etc/NetworkManager/conf.d/dhcp-timeout.conf
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# Configure dhcp timeout to 300s by default
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[connection]
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ipv4.dhcp-timeout=300
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EOF
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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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# Remove build-time resolvers to fix #16948
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truncate -s 0 /etc/resolv.conf
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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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# azure settings
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# Configure waagent for cloud-init
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sed -i 's/Provisioning.UseCloudInit=n/Provisioning.UseCloudInit=y/g' /etc/waagent.conf
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sed -i 's/Provisioning.Enabled=y/Provisioning.Enabled=n/g' /etc/waagent.conf
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# Azure: handle sr-iov and networkmanaeger
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cat << EOF | tee -a /etc/udev/rules.d/68-azure-sriov-nm-unmanaged.rules
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# Accelerated Networking on Azure exposes a new SRIOV interface to the VM.
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# This interface is transparently bonded to the synthetic interface,
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# so NetworkManager should just ignore any SRIOV interfaces.
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SUBSYSTEM=="net", DRIVERS=="hv_pci", ACTION=="add", ENV{NM_UNMANAGED}="1"
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EOF
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# Azure: Time sync for linux
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## Setup udev rule for ptp_hyperv
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cat << EOF | tee -a /etc/udev/rules.d/98-hyperv-ptp.rules
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## See: https://docs.microsoft.com/en-us/azure/virtual-machines/linux/time-sync#check-for-ptp-clock-source
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SUBSYSTEM=="ptp", ATTR{clock_name}=="hyperv", SYMLINK += "ptp_hyperv"
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EOF
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# Configure chrony to use ptp_hyperv
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cat << EOF | tee -a /etc/chrony.conf
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# Setup hyperv PTP device as refclock
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refclock PHC /dev/ptp_hyperv poll 3 dpoll -2 offset 0 stratum 2
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EOF
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# Azure: Blacklist modules
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cat << EOF | tee -a /etc/modprobe.d/azure-blacklist.conf
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blacklist amdgpu
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blacklist nouveau
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blacklist radeon
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EOF
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# Azure: cloud-init customizations for Hyperv
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cat << EOF | tee /etc/cloud/cloud.cfg.d/10-azure-kvp.cfg
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# Enable logging to the Hyper-V kvp in Azure
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reporting:
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logging:
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type: log
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telemetry:
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type: hyperv
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EOF
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# Kernel and Drivers
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# Add drivers when building in VMWare, Vbox, or KVM (KVM)
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cat << EOF | tee -a /etc/dracut.conf.d/80-azure.conf
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add_drivers+=" hv_vmbus hv_netvsc hv_storvsc "
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EOF
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dracut -f -v
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cat <<EOL > /etc/sysconfig/kernel
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# UPDATEDEFAULT specifies if new-kernel-pkg should make
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# new kernels the default
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UPDATEDEFAULT=yes
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# DEFAULTKERNEL specifies the default kernel package type
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DEFAULTKERNEL=kernel
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EOL
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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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# rocky cloud user
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sed -i '1i # Modified for cloud image' /etc/cloud/cloud.cfg
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sed -i 's/name: cloud-user/name: rocky/g' /etc/cloud/cloud.cfg
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echo -e 'rocky\tALL=(ALL)\tNOPASSWD: ALL' >> /etc/sudoers
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# this shouldn't be the case, but we'll do it anyway
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sed -i 's|^enabled=1|enabled=0|' /etc/yum/pluginconf.d/product-id.conf
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sed -i 's|^enabled=1|enabled=0|' /etc/yum/pluginconf.d/subscription-manager.conf
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dnf clean all
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truncate -c -s 0 /var/log/dnf.log
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# XXX instance type markers - MUST match Rocky Infra expectation
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echo 'azure' > /etc/yum/vars/infra
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# Azure Cleanup
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sudo rm -f /var/log/waagent.log
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sudo cloud-init clean
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waagent -force -deprovision+user
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# Common cleanup
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rm -f ~/.bash_history
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export HISTSIZE=0
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rm -f /var/lib/systemd/random-seed
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rm -rf /root/anaconda-ks.cfg
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rm -rf /root/install.log
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rm -rf /root/install.log.syslog
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rm -rf "/var/lib/yum/*"
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rm -rf "/var/log/anaconda*"
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rm -rf /var/log/yum.log
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# Wipe machineid
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cat /dev/null > /etc/machine-id
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# Fix selinux
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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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/usr/sbin/fixfiles -R -a restore
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# LVM Variant Fix, remove system.devices
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rm -fv /etc/lvm/devices/system.devices
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true
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%end
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