mirror of
https://gitea.com/mcereda/oam.git
synced 2026-02-09 05:44:23 +00:00
Imported scripts, configuration files and examples from a private repository
This commit is contained in:
Michele Cereda
49
examples/archlinux/enable-hibernation-from-swapfile.sh
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49
examples/archlinux/enable-hibernation-from-swapfile.sh
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#!/bin/sh
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# enable hibernation from a swapfile on btrfs
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# source:
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# - https://wiki.archlinux.org/title/Power_management/Suspend_and_hibernate
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sudo mkdir /swap
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# disable copy-on-write and compression on the directory
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sudo chattr -R +C /swap
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sudo btrfs property set /swap compression none
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# create the swapfile
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sudo fallocate -l 32GiB /swap/swapfile
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sudo chmod -R 600 /swap
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sudo mkswap --label swap /swap/swapfile
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sudo swapon /swap/swapfile
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# configure swappiness
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sudo nano /etc/sysctl.d/swappiness
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sudo sysctl --load=/etc/sysctl.d/swappiness
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# identify the swap device
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# value is to be used for the resume=UUID= kernel parameter
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sudo findmnt -no UUID -T /swap/swapfile
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# identify the file offset
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# value is to be used for the resume_offset= kernel parameter
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curl --location --output /tmp/btrfs_map_physical.c https://raw.githubusercontent.com/osandov/osandov-linux/master/scripts/btrfs_map_physical.c
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gcc -O2 -o /tmp/btrfs_map_physical /tmp/btrfs_map_physical.c
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chmod a+x /tmp/btrfs_map_physical
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physical_offset=$(sudo /tmp/btrfs_map_physical /swap/swapfile | awk '$1==0 {print $NF}') # last column of the line starting with 0
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resume_offset=$(( ${physical_offset} / $(getconf PAGESIZE) ))
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# configure the bootloader
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# GRUB_CMDLINE_LINUX_DEFAULT="quiet cryptdevice=UUID=... resume=UUID=bac7930a-924d-4e9d-83eb-ad6ce5a8100a resume_offset=1865170"
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sudo nano /etc/default/grub
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sudo grub-mkconfig -o /boot/grub/grub.cfg
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# configure the mkinitcpio
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# not needed if using the systemd hook
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# add resume after filesystems: HOOKS=(base ... filesystems resume fsck)
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sudo nano /etc/mkinitcpio.conf
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mkinitcpio -p linux
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# reboot
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# check with `systemctl hibernate`
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173
examples/gentoo/install.virtualbox.sh
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173
examples/gentoo/install.virtualbox.sh
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#!/usr/bin/env sh
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# sources
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# - https://wiki.gentoo.org/wiki/Handbook:AMD64
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# - https://wiki.gentoo.org/wiki/Localization/Guide
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# start with gentoo live, with UEFI
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# /etc/init.d/sshd start
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# passwd $complicated_password
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sgdisk --zap-all /dev/sda
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sgdisk --clear /dev/sda
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sgdisk --new 1:2048:+128M /dev/sda
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sgdisk --typecode 1:ef00 /dev/sda
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sgdisk --change-name 1:EFI /dev/sda
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mkfs.vfat -F 32 -n EFI /dev/sda1
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sgdisk --new 2:+0M: /dev/sda
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sgdisk --change-name 2:ROOT /dev/sda
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mkfs.ext4 -F -L System /dev/sda2
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mkdir -p /mnt/gentoo
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mount /dev/sda2 /mnt/gentoo
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mkdir -p /mnt/gentoo/boot
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chattr +i /mnt/gentoo/boot
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mount /dev/sda1 /mnt/gentoo/boot
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hwclock --systohc
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ntpd -q -g
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cd /mnt/gentoo
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wget https://ftp.snt.utwente.nl/pub/os/linux/gentoo/releases/amd64/autobuilds/current-stage3-amd64-hardened/stage3-amd64-hardened-20210623T214504Z.tar.xz
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tar -xpf stage3-amd64-*.tar.xz
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rm -f stage3-amd64-*.tar.xz
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wget https://ftp.snt.utwente.nl/pub/os/linux/gentoo/snapshots/portage-latest.tar.xz
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tar -xf portage-latest.tar.xz -C /mnt/gentoo/usr
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rm -f portage-latest.tar.xz
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mount --types proc /proc /mnt/gentoo/proc
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mount --rbind /sys /mnt/gentoo/sys
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mount --make-rslave /mnt/gentoo/sys
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mount --rbind /dev /mnt/gentoo/dev
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mount --make-rslave /mnt/gentoo/dev
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cp /etc/resolv.conf /mnt/gentoo/etc
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chroot /mnt/gentoo /bin/bash
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source /etc/profile
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export PS1="(chroot) ${PS1}"
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ping -c 3 google.com
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fallocate -l 1G /swapfile # or sudo dd if=/dev/zero of=/swapfile bs=1024 count=1048576
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chmod 600 /swapfile
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mkswap /swapfile
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swapon /swapfile
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mkdir -p /etc/portage/package.{accept_keywords,license,use}
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JOBS="$(nproc)"
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LOAD_AVERAGE="$(python -c "print($(nproc)*0.9)")"
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cat >> /etc/portage/make.conf <<EOF
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AUTOCLEAN="yes"
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FEATURES="candy compress-build-logs parallel-install"
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GRUB_PLATFORMS="efi-64"
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L10N="en-US"
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LINGUAS="en_US"
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USE="hardened"
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# use all the cpu threads but keep load average to 90%
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# see https://wiki.gentoo.org/wiki/EMERGE_DEFAULT_OPTS
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EMERGE_DEFAULT_OPTS="--jobs $JOBS --load-average $LOAD_AVERAGE"
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MAKEOPTS="--jobs $JOBS --load-average $LOAD_AVERAGE"
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EOF
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emerge --sync
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echo "Europe/Amsterdam" > /etc/timezone
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emerge --config sys-libs/timezone-data
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echo "en_US.UTF-8 UTF-8" >> /etc/locale.gen
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locale-gen
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eselect locale set "en_US.utf8"
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env-update && source /etc/profile && export PS1="(chroot) ${PS1}"
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cat > /etc/fstab <<EOF
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# The root filesystem should have a pass number of either 0 or 1.
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# All other filesystems should have a pass number of 0 or greater than 1.
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#
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# NOTE: If your BOOT partition is ReiserFS, add the notail option to opts.
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#
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# See the manpage fstab(5) for more information.
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#
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# <fs> <mountpoint> <type> <opts> <dump/pass>
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LABEL=EFI /boot vfat noauto,noatime 1 2
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LABEL=System / ext4 discard,noatime 0 1
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/swapfile swap swap defaults 0 0
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#tmpfs /run tmpfs rw,nodev,nosuid 0 0
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EOF
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echo 'hostname="gentoo"' > /etc/conf.d/hostname
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echo "sys-kernel/linux-firmware linux-fw-redistributable no-source-code" > /etc/portage/package.license/kernel
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emerge \
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--quiet --verbose \
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sys-kernel/gentoo-sources sys-kernel/genkernel
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eselect kernel set 1
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genkernel all
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emerge \
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--quiet --verbose \
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--noreplace \
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net-misc/netifrc
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echo 'config_enp0s3="dhcp"' > /etc/conf.d/net
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sed -i.bak \
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-e 's/^127.0.0.1.*/127.0.0.1\tlocalhost gentoo/' \
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-e 's/^::1.*/::1\t\tlocalhost gentoo/' \
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/etc/hosts
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cd /etc/init.d
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ln -s net.lo net.enp0s3
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rc-update add net.enp0s3 default
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cd -
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sed -i.bak 's/^enforce=everyone$/enforce=none/' /etc/security/passwdqc.conf
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emerge \
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--quiet --verbose \
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app-admin/sudo
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echo '%wheel ALL=(ALL) ALL' | tee /etc/sudoers.d/wheel
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useradd -m -G users,wheel,audio -s /bin/bash mek
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passwd mek
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passwd -l root
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emerge \
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--quiet --verbose \
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app-admin/sysklogd
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rc-update add sysklogd default
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emerge \
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--quiet --verbose \
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sys-process/cronie
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rc-update add cronie default
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emerge \
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--quiet --verbose \
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net-misc/dhcpcd
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rc-update add dhcpcd default
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rc-update add sshd default
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echo 'sys-process/bpytop ~amd64' | tee /etc/portage/package.accept_keywords/bpytop
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emerge \
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--quiet --verbose \
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bpytop \
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nfs-utils \
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samba \
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tmux
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emerge \
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--quiet --verbose \
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sys-boot/grub:2
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grub-install --target=x86_64-efi --efi-directory=/boot
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grub-mkconfig -o /boot/grub/grub.cfg
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exit
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cd
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umount -lR /mnt/gentoo
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reboot
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48
examples/gentoo/post-install.virtualbox.sh
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48
examples/gentoo/post-install.virtualbox.sh
Executable file
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#!/usr/bin/env sh
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eselect profile set "default/linux/amd64/17.1/desktop/plasma"
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emerge --sync
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emerge \
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--quiet --verbose \
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--update --deep --with-bdeps=y \
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--changed-use --newuse \
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@world
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cat | tee /etc/portage/package.use/kde <<EOF
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kde-plasma/powerdevil brightness-control
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# include gtk support
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# exclude vault
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# discover not working for some reason to be checked
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# qrcode not working for some reason to be checked
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kde-plasma/plasma-meta grub gtk -crypt
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EOF
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emerge \
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--quiet --verbose \
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app-cdr/dolphin-plugins-mountiso \
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kde-apps/ark \
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kde-apps/dolphin-plugins-git \
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kde-apps/kdecore-meta \
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kde-plasma/plasma-meta
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rc-update add dbus default
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rc-update add elogind default
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cat > /home/mek/.xinitrc <<EOF
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#!/bin/sh
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exec dbus-launch --exit-with-session startplasma-wayland
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EOF
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cp /etc/pam.d/sddm-greeter /etc/pam.d/sddm-greeter.backup
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echo "session optional pam_elogind.so" >> /etc/pam.d/sddm-greeter
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sed -i.backup 's/^DISPLAYMANAGER=.*$/DISPLAYMANAGER="sddm"/' /etc/conf.d/display-manager
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rc-update add display-manager default
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echo | tee /etc/portage/package.use/firefox-bin <<EOF
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# required by media-sound/pulseaudio-13.0-r1::gentoo[alsa-plugin,alsa]
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# required by www-client/firefox-bin-89.0.2::gentoo[pulseaudio]
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# required by www-client/firefox-bin (argument)
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media-plugins/alsa-plugins pulseaudio
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EOF
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emerge \
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--quiet --verbose \
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www-client/firefox-bin
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