{ "ignition": { "version": "3.4.0" }, "kernelArguments": { "shouldExist": [ "mitigations=auto,nosmt", "spectre_v2=on", "spectre_bhi=on", "spec_store_bypass_disable=on", "tsx=off", "kvm.nx_huge_pages=force", "nosmt=force", "l1d_flush=on", "spec_rstack_overflow=safe-ret", "gather_data_sampling=force", "reg_file_data_sampling=on", "random.trust_bootloader=off", "random.trust_cpu=off", "intel_iommu=on", "amd_iommu=force_isolation", "efi=disable_early_pci_dma", "iommu=force", "iommu.passthrough=0", "iommu.strict=1", "slab_nomerge", "init_on_alloc=1", "init_on_free=1", "pti=on", "vsyscall=none", "ia32_emulation=0", "page_alloc.shuffle=1", "randomize_kstack_offset=on", "debugfs=off", "oops=panic", "lockdown=confidentiality", "module.sig_enforce=1" ] }, "passwd": { "users": [ { "groups": [ "wheel", "sudo" ], "name": "tomster", "sshAuthorizedKeys": [ "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINkTKkJS7Id1WCyA5Klu/moLG9mP5hTC+v2qYqypMF1u contact@tommytran.io" ] } ] }, "storage": { "files": [ { "path": "/etc/zincati/config.d/51-rollout-wariness.toml", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/zincati/config.d/51-rollout-wariness.toml" } }, { "path": "/etc/zincati/config.d/55-updates-strategy.toml", "contents": { "compression": "", "source": "data:,%5Bupdates%5D%0Astrategy%20%3D%20%22immediate%22%0A" } }, { "path": "/etc/yum.repos.d/_copr:copr.fedorainfracloud.org:secureblue:hardened_malloc.repo", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/yum.repos.d/_copr:copr.fedorainfracloud.org:secureblue:hardened_malloc.repo" } }, { "overwrite": true, "path": "/etc/chrony.conf", "contents": { "source": "https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/chrony.conf" } }, { "path": "/etc/modprobe.d/vps-blacklist.conf", "contents": { "source": "https://raw.githubusercontent.com/secureblue/secureblue/live/files/system/usr/etc/modprobe.d/blacklist.conf" } }, { "path": "/etc/sysctl.d/99-server.conf", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysctl.d/99-server.conf" } }, { "path": "/etc/systemd/system/NetworkManager.service.d/99-brace.conf", "contents": { "source": "https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf" } }, { "path": "/etc/systemd/system/irqbalance.service.d/99-brace.conf", "contents": { "source": "https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/irqbalance.service.d/99-brace.conf" } }, { "path": "/etc/ssh/sshd_config.d/10-custom.conf", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/sshd_config.d/10-custom.conf" } }, { "path": "/etc/ssh/ssh_config.d/10-custom.conf", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf" } }, { "path": "/etc/systemd/system/sshd.service.d/override.conf", "contents": { "source": "https://raw.githubusercontent.com/GrapheneOS/infrastructure/main/systemd/system/sshd.service.d/local.conf" } }, { "path": "/etc/tuned/active_profile", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/tuned/active_profile" } }, { "path": "/etc/tuned/profile_mode", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Fedora-CoreOS-Ignition/main/etc/tuned/profile_mode" } }, { "path": "/etc/systemd/zram-generator.conf", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/zram-generator.conf" } }, { "path": "/etc/security/limits.d/30-disable-coredump.conf", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf" } }, { "overwrite": true, "path": "/etc/sysconfig/chronyd", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysconfig/chronyd" } }, { "overwrite": true, "path": "/etc/issue", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue" } }, { "overwrite": true, "path": "/etc/issue.net", "contents": { "source": "https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/issue" } } ], "links": [ { "path": "/etc/localtime", "target": "../usr/share/zoneinfo/Etc/UTC" }, { "path": "/etc/systemd/system/multi-user.target.wants/tuned.service", "target": "/usr/lib/systemd/system/tuned.service" } ] }, "systemd": { "units": [ { "contents": "[Unit]\nDescription=Initial System Setup\n# We run after `systemd-machine-id-commit.service` to ensure that\n# `ConditionFirstBoot=true` services won't rerun on the next boot.\nAfter=systemd-machine-id-commit.service\nAfter=network-online.target\n# We run before `zincati.service` to avoid conflicting rpm-ostree\n# transactions.\nBefore=zincati.service\nConditionPathExists=!/var/lib/%N.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/sbin/restorecon -R /var\nExecStart=/usr/sbin/setsebool -P container_use_cephfs off\nExecStart=/usr/sbin/setsebool -P virt_use_nfs off\nExecStart=/usr/sbin/setsebool -P virt_use_samba off\nExecStart=/usr/bin/rpm-ostree install firewalld qemu-guest-agent tuned\nExecStart=/usr/bin/rpm-ostree override intel-gpu-firmware amd-ucode-firmware linux-firmware amd-gpu-firmware bootc btrfs-progs cifs-utils clevis clevis-dracut clevis-luks clevis-pin-tpm2 clevis-systemd containerd containers-common-extra crun crun-wasm cryptsetup dnsmasq e2fsprogs-libs e2fsprogs flatpak-session-helper fuse-overlayfs fuse-sshfs fwupd google-compute-engine-guest-configs-udev iptables-legacy iptables-legacy-libs kexec-tools libnvme lvm2 lvm2-libs mdadm moby-engine nvme-cli podman rsync runc samba-client-libs samba-common libwbclient libsmbclient samba-common-libs socat sssd-client sssd-ldap sssd-common sssd-krb5-common sssd-nfs-idmap sssd-ad sssd-krb5 sssd-ipa sssd-common-pac toolbox tpm2-tools tpm2-tss-fapi vim-data vim-minimal wireguard-tools\nExecStart=/usr/bin/sed -i 's/\\s+nullok//g' /etc/pam.d/system-auth\nExecStart=/usr/bin/sed -i '$ a\\allow 10.0.2.2/32' /etc/chrony.conf\nExecStart=/usr/bin/echo 'EDITOR=nano' \u003e\u003e /etc/bashrc\nExecStart=/usr/bin/echo 'VISUAL=nano' \u003e\u003e /etc/bashrc\nExecStart=/usr/bin/touch /var/lib/%N.stamp\nExecStart=/usr/bin/systemctl --no-block reboot\n\n[Install]\nWantedBy=multi-user.target\n", "enabled": true, "name": "postinst.service" }, { "contents": "[Unit]\nDescription=Initial System Setup Part 3\n# We run this after the packages have been overlayed\nAfter=firewalld.service\nConditionPathExists=!/var/lib/%N.stamp\nConditionPathExists=/var/lib/postinst.stamp\n\n[Service]\nType=oneshot\nRemainAfterExit=yes\nExecStart=/usr/bin/echo 'libhardened_malloc.so' \u003e /etc/ld.so.preload\nExecStart=/usr/bin/systemctl enable --now firewalld\nExecStart=/usr/bin/firewall-cmd --lockdown-on\nExecStart=/usr/bin/firewall-cmd --permanent --add-service=ntp\nExecStart=/usr/bin/firewall-cmd --reload\n\n[Install]\nWantedBy=multi-user.target\n", "enabled": true, "name": "postinst2.service" }, { "enabled": false, "name": "docker.service" }, { "enabled": true, "name": "fstrim.timer" }, { "enabled": true, "name": "systemd-oomd.service" }, { "enabled": false, "mask": true, "name": "rpm-ostree-countme.timer" }, { "enabled": false, "name": "sshd.service" }, { "enabled": true, "name": "sshd.socket" }, { "enabled": false, "mask": true, "name": "kdump.service" }, { "enabled": false, "mask": true, "name": "debug-shell.service" }, { "enabled": false, "mask": true, "name": "coreos-cni-networking-check.service" } ] } }