mirror of
https://github.com/tommytran732/QubesOS-Scripts
synced 2024-11-08 11:51:34 -05:00
145 lines
8.2 KiB
Bash
145 lines
8.2 KiB
Bash
#!/bin/sh
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# Copyright (C) 2022-2024 Thien Tran
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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set -e
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unpriv(){
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sudo -u nobody "$@"
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}
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# Compliance
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sudo systemctl mask debug-shell.service
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sudo systemctl mask kdump.service
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# Setting umask to 077
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umask 077
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sudo sed -i 's/^UMASK.*/UMASK 077/g' /etc/login.defs
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sudo sed -i 's/^HOME_MODE/#HOME_MODE/g' /etc/login.defs
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sudo sed -i 's/^USERGROUPS_ENAB.*/USERGROUPS_ENAB no/g' /etc/login.defs
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sudo sed -i 's/umask 022/umask 077/g' /etc/bashrc
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# Make home directory private
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sudo chmod 700 /home/*
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# Harden SSH
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/ssh/ssh_config.d/10-custom.conf | sudo tee /etc/ssh/ssh_config.d/10-custom.conf > /dev/null
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sudo chmod 644 /etc/ssh/ssh_config.d/10-custom.conf
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# Security kernel settings
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/secureblue/secureblue/live/config/files/usr/etc/modprobe.d/blacklist.conf | sudo tee /etc/modprobe.d/workstation-blacklist.conf > /dev/null
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sudo chmod 644 /etc/modprobe.d/workstation-blacklist.conf
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unpriv curl -s --proxy https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/sysctl.d/99-workstation.conf | sudo tee /etc/sysctl.d/99-workstation.conf > /dev/null
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sudo chmod 644 /etc/sysctl.d/30_security-misc_kexec-disable.conf
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# Dracut doesn't seem to work - need to investigate
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# dracut -f
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sudo sysctl -p
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# Disable coredump
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/security/limits.d/30-disable-coredump.conf | sudo tee /etc/security/limits.d/30-disable-coredump.conf > /dev/null
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sudo chmod 644 /etc/security/limits.d/30-disable-coredump.conf
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sudo mkdir -p /etc/systemd/coredump.conf.d
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sudo chmod 755 /etc/systemd/coredump.conf.d
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/coredump.conf.d/disable.conf | sudo tee /etc/systemd/coredump.conf.d/disable.conf > /dev/null
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sudo chmod 644 /etc/systemd/coredump.conf.d/disable.conf
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# Setup dconf
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umask 022
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mkdir -p /etc/dconf/db/local.d/locks
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/automount-disable | sudo tee /etc/dconf/db/local.d/locks/automount-disable > /dev/null
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unpriv curl --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/locks/privacy | sudo tee /etc/dconf/db/local.d/locks/privacy > /dev/null
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/adw-gtk3-dark | sudo tee /etc/dconf/db/local.d/adw-gtk3-dark > /dev/null
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/automount-disable | sudo tee /etc/dconf/db/local.d/automount-disable > /dev/null
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/prefer-dark | sudo tee /etc/dconf/db/local.d/prefer-dark > /dev/null
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dconf/db/local.d/privacy | sudo tee /etc/dconf/db/local.d/privacy > /dev/null
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sudo dconf update
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umask 077
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# Setup ZRAM
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/systemd/zram-generator.conf | sudo tee /etc/systemd/zram-generator.conf > /dev/null
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# Flatpak update service
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/QubesOS-Scripts/main/etc/systemd/user/update-user-flatpaks.service | sudo tee /etc/systemd/user/update-user-flatpaks.service > /dev/null
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/QubesOS-Scripts/main/etc/systemd/user/update-user-flatpaks.timer | sudo tee /etc/systemd/user/update-user-flatpaks.timer > /dev/null
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# Setup networking
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# We don't need the usual mac address randomization and stuff here, because this template is not used for sys-net
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# This breaks saving network settings with the Fedora 40 template rn, so I am commenting it out.
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#sudo mkdir -p /etc/systemd/system/NetworkManager.service.d
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#unpriv curl --proxy http://127.0.0.1:8082 https://gitlab.com/divested/brace/-/raw/master/brace/usr/lib/systemd/system/NetworkManager.service.d/99-brace.conf | sudo tee /etc/systemd/system/NetworkManager.service.d/99-brace.conf
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# Fix GNOME environment variable
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echo 'XDG_CURRENT_DESKTOP=GNOME' | sudo tee -a /etc/environment
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# Moving DNF handling to the bottom as the Qubes template just breaks when repos are changed and needs a reboot to fix
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# Mark packages as manualy installed to avoid removal
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sudo dnf mark install flatpak gnome-menus qubes-menus
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# Remove unnecessary stuff from the Qubes template
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sudo dnf -y remove gnome-software httpd keepassxc thunderbird
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# Remove firefox packages
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sudo dnf -y remove fedora-bookmarks fedora-chromium-config firefox mozilla-filesystem
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# Remove Network + hardware tools packages
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sudo dnf -y remove avahi cifs* '*cups' dmidecode dnsmasq geolite2* mtr net-snmp-libs net-tools nfs-utils nmap-ncat nmap-ncat opensc openssh-server rsync rygel sgpio tcpdump teamd traceroute usb_modeswitch
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# Remove support for some languages and spelling
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sudo dnf -y remove '*anthy*' '*hangul*' ibus-typing-booster '*m17n*' '*pinyin*' '*speech*' texlive-libs words '*zhuyin*'
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# Remove codec + image + printers
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sudo dnf -y remove openh264 ImageMagick* sane* simple-scan
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# Remove Active Directory + Sysadmin + reporting tools
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sudo dnf -y remove 'sssd*' realmd cyrus-sasl-gssapi quota* dos2unix kpartx sos samba-client gvfs-smb
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# Remove NetworkManager
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sudo dnf -y remove NetworkManager-pptp-gnome NetworkManager-ssh-gnome NetworkManager-openconnect-gnome NetworkManager-openvpn-gnome NetworkManager-vpnc-gnome ppp* ModemManager
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# Remove Gnome apps
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sudo dnf remove -y baobab chrome-gnome-shell eog gnome-boxes gnome-calculator gnome-calendar gnome-characters gnome-classic* gnome-clocks gnome-color-manager gnome-connections \
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gnome-contacts gnome-disk-utility gnome-font-viewer gnome-logs gnome-maps gnome-photos gnome-remote-desktop gnome-screenshot gnome-shell-extension-apps-menu \
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gnome-shell-extension-background-logo gnome-shell-extension-launch-new-instance gnome-shell-extension-places-menu gnome-shell-extension-window-list gnome-text-editor \
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gnome-themes-extra gnome-tour gnome-user* gnome-weather loupe snapshot totem
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# Remove apps
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sudo dnf remove -y abrt* cheese evince file-roller* libreoffice* mediawriter rhythmbox yelp
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# Remove other packages
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# We deviate from the script in TommyTran732/Linux-Setup-Scripts here, as removing yajl will break qubes integration.
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sudo dnf remove -y lvm2 rng-tools thermald '*perl*'
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# Disable openh264 repo
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sudo dnf config-manager --set-disabled fedora-cisco-openh264
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# Install custom packages
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# gnome-shell is needed for theming to work
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sudo dnf -y install qubes-ctap qubes-gpg-split adw-gtk3-theme ncurses gnome-console gnome-shell
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# Setup hardened_malloc
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sudo dnf copr enable secureblue/hardened_malloc -y
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sudo dnf install -y hardened_malloc
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echo 'libhardened_malloc.so' | sudo tee /etc/ld.so.preload
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sudo chmod 644 /etc/ld.so.preload
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# Setup DNF
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unpriv curl -s --proxy http://127.0.0.1:8082 https://raw.githubusercontent.com/TommyTran732/Linux-Setup-Scripts/main/etc/dnf/dnf.conf | sudo tee /etc/dnf/dnf.conf > /dev/null
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sudo sed -i 's/^metalink=.*/&\&protocol=https/g' /etc/yum.repos.d/*
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sudo sed -i 's/&protocol=https//g' /etc/yum.repos.d/divested-release.repo |