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Restricting file permissions

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TommyTran732 2021-07-25 09:10:07 +00:00 committed by tommytran732
parent ae0c70f5c8
commit 1cddcfbc3e
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1 changed files with 7 additions and 0 deletions
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7
install.sh
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@ -219,6 +219,9 @@ curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/default/g
# Enabling IOMMU # Enabling IOMMU
curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/default/grub.d/40_enable_iommu.cfg >> /mnt/etc/grub.d/40_enable_iommu curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/default/grub.d/40_enable_iommu.cfg >> /mnt/etc/grub.d/40_enable_iommu
# Setting GRUB configuration file permissions
chmod 755 /mnt/etc/grub.d/*
# Adding keyfile to the initramfs to avoid double password. # Adding keyfile to the initramfs to avoid double password.
dd bs=512 count=4 if=/dev/random of=/mnt/cryptkey/.root.key iflag=fullblock &>/dev/null dd bs=512 count=4 if=/dev/random of=/mnt/cryptkey/.root.key iflag=fullblock &>/dev/null
chmod 000 /mnt/cryptkey/.root.key &>/dev/null chmod 000 /mnt/cryptkey/.root.key &>/dev/null
@ -228,15 +231,18 @@ sed -i 's#FILES=()#FILES=(/cryptkey/.root.key)#g' /mnt/etc/mkinitcpio.conf
# Blacklisting kernel modules # Blacklisting kernel modules
curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf >> /mnt/etc/modprobe.d/30_security-misc.conf curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/modprobe.d/30_security-misc.conf >> /mnt/etc/modprobe.d/30_security-misc.conf
chmod 600 /mnt/etc/modprobe.d/*
# Security kernel settings. # Security kernel settings.
curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/sysctl.d/30_security-misc.conf >> /mnt/etc/sysctl.d/30_security-misc.conf curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/sysctl.d/30_security-misc.conf >> /mnt/etc/sysctl.d/30_security-misc.conf
sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /mnt/etc/sysctl.d/30_security-misc.conf sed -i 's/kernel.yama.ptrace_scope=2/kernel.yama.ptrace_scope=3/g' /mnt/etc/sysctl.d/30_security-misc.conf
curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf >> /mnt/etc/sysctl.d/30_silent-kernel-printk.conf curl https://raw.githubusercontent.com/Whonix/security-misc/master/etc/sysctl.d/30_silent-kernel-printk.conf >> /mnt/etc/sysctl.d/30_silent-kernel-printk.conf
chmod 600 /mnt/etc/sysctl.d/*
# IO udev rules # IO udev rules
curl https://gitlab.com/garuda-linux/themes-and-settings/settings/garuda-common-settings/-/raw/master/etc/udev/rules.d/50-sata.rules > /mnt/etc/udev/rules.d/50-sata.rules curl https://gitlab.com/garuda-linux/themes-and-settings/settings/garuda-common-settings/-/raw/master/etc/udev/rules.d/50-sata.rules > /mnt/etc/udev/rules.d/50-sata.rules
curl https://gitlab.com/garuda-linux/themes-and-settings/settings/garuda-common-settings/-/raw/master/etc/udev/rules.d/60-ioschedulers.rules > /etc/udev/rules.d/60-ioschedulers.rules curl https://gitlab.com/garuda-linux/themes-and-settings/settings/garuda-common-settings/-/raw/master/etc/udev/rules.d/60-ioschedulers.rules > /etc/udev/rules.d/60-ioschedulers.rules
chmod 600 /mnt/etc/udev/rules.d/*
# Randomize Mac Address. # Randomize Mac Address.
bash -c 'cat > /mnt/etc/NetworkManager/conf.d/00-macrandomize.conf' <<-'EOF' bash -c 'cat > /mnt/etc/NetworkManager/conf.d/00-macrandomize.conf' <<-'EOF'
@ -355,6 +361,7 @@ fi
echo 'zram' > /mnt/etc/modules-load.d/zram.conf echo 'zram' > /mnt/etc/modules-load.d/zram.conf
echo 'options zram num_devices=1' > /mnt/etc/modprobe.d/zram.conf echo 'options zram num_devices=1' > /mnt/etc/modprobe.d/zram.conf
chmod 600 /mnt/etc/modprobe.d/*
echo 'KERNEL=="zram0", ATTR{disksize}="'"${ZRAMSIZE}"'M" RUN="/usr/bin/mkswap /dev/zram0", TAG+="systemd"' > /mnt/etc/udev/rules.d/99-zram.rules echo 'KERNEL=="zram0", ATTR{disksize}="'"${ZRAMSIZE}"'M" RUN="/usr/bin/mkswap /dev/zram0", TAG+="systemd"' > /mnt/etc/udev/rules.d/99-zram.rules
echo '# ZRAM' >> /mnt/etc/fstab echo '# ZRAM' >> /mnt/etc/fstab
echo '/dev/zram0 none swap defaults 0 0' >> /mnt/etc/fstab echo '/dev/zram0 none swap defaults 0 0' >> /mnt/etc/fstab