variant: fcos version: 1.4.0 passwd: users: - name: tomster ssh_authorized_keys: - ssh-rsa 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 - ssh-rsa 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 groups: - wheel - sudo systemd: units: - name: postinst.service enabled: true contents: | [Unit] Description=Initial System Setup # We run after `systemd-machine-id-commit.service` to ensure that # `ConditionFirstBoot=true` services won't rerun on the next boot. After=systemd-machine-id-commit.service After=network-online.target # We run before `zincati.service` to avoid conflicting rpm-ostree # transactions. Before=zincati.service ConditionPathExists=!/var/lib/%N.stamp [Service] Type=oneshot RemainAfterExit=yes ExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent ExecStart=/usr/bin/rpm-ostree override remove cifs-utils samba-common-libs samba-client-libs libsmbclient libwbclient samba-common sssd-krb5-common sssd-ipa sssd-nfs-idmap sssd-ldap sssd-client sssd-ad sssd-common sssd-krb5 sssd-common-pac docker toolbox podman ExecStart=/usr/bin/sed -i 's/nullok//g' /etc/pam.d/system-auth ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/modprobe.d/30_security-misc.conf -o /etc/modprobe.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc.conf -o /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/sed -i 's/net.ipv4.icmp_echo_ignore_all=1/net.ipv4.icmp_echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/sed -i 's/net.ipv6.icmp.echo_ignore_all=1/net.ipv6.icmp.echo_ignore_all=0/g' /etc/sysctl.d/30_security-misc.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf -o /etc/sysctl.d/30_silent-kernel-printk.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/Kicksecure/security-misc/master/etc/sysctl.d/30_security-misc_kexec-disable.conf -o /etc/sysctl.d/30_security-misc_kexec-disable.conf ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf -o /etc/chrony.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/NetworkManager.service.d ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf -o /etc/systemd/system/NetworkManager.service.d/99-brace.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/irqbalance.service.d ExecStart=/usr/bin/curl https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf -o /etc/systemd/system/irqbalance.service.d/99-brace.conf ExecStart=/usr/bin/mkdir -p /etc/systemd/system/sshd.service.d ExecStart=/usr/bin/curl https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/limits.conf -o /etc/systemd/system/sshd.service.d/limits.conf ExecStart=/bin/systemctl disable systemd-resolved ExecStart=/bin/touch /var/lib/%N.stamp ExecStart=/bin/systemctl --no-block reboot [Install] WantedBy=multi-user.target - name: setsebool.service enabled: true contents: | [Service] Type=oneshot ExecStart=/usr/sbin/setsebool container_use_cephfs off ExecStart=/usr/sbin/setsebool virt_use_nfs off ExecStart=/usr/sbin/setsebool virt_use_samba off RemainAfterExit=yes [Install] WantedBy=multi-user.target - name: fstrim.timer enabled: true - name: systemd-oomd.service enabled: true - name: rpm-ostree-countme.timer enabled: false mask: true - name: sshd.service enabled: false - name: sshd.socket enabled: true storage: files: - path: /etc/ssh/sshd_config.d/10-custom.conf contents: inline: | X11Forwarding no GSSAPIAuthentication no - path: /etc/zincati/config.d/51-rollout-wariness.toml contents: inline: | [identity] rollout_wariness = 0 - path: /etc/zincati/config.d/55-updates-strategy.toml contents: inline: | [updates] strategy = "immediate" - path: /etc/systemd/zram-generator.conf overwrite: true contents: inline: | # This config file enables a /dev/zram0 device with the default settings [zram0] zram-fraction = 1 max-zram-size = 8192 - path: /etc/security/limits.d/30-disable-coredump.conf overwrite: true contents: inline: | * hard core 0 - path: /etc/ssh/ssh_config.d/10-custom.conf overwrite: true contents: inline: | GSSAPIAuthentication no VerifyHostKeyDNS yes links: - path: /etc/systemd/system/kdump.service.target target: /dev/null kernel_arguments: should_exist: - spectre_v2=on - spec_store_bypass_disable=on - l1tf=full,force - mds=full,nosmt - tsx=off - tsx_async_abort=full,nosmt - kvm.nx_huge_pages=force - nosmt=force - l1d_flush=on - mmio_stale_data=full,nosmt - random.trust_bootloader=off - random.trust_cpu=off - intel_iommu=on - amd_iommu=on - iommu.passthrough=0 iommu.strict=1 - slab_nomerge - init_on_alloc=1 - init_on_free=1 - pti=on - vsyscall=none - page_alloc.shuffle=1 - randomize_kstack_offset=on - extra_latent_entropy - debugfs=off