mkosi: Initial files for dev-arch

Signed-off-by: Nathan Chancellor <nathan@kernel.org>

mkosi/dev-arch/mkosi.conf

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+[Build]
+WithNetwork=true
+
+[Content]
+Bootable=false
+Packages=
+         # base/misc packages
+         base-devel
+         systemd-sysvcompat
+         tzdata
+
+         # Nicer versions of certain GNU utilities
+         bat
+         bat-extras
+         diskus
+         eza
+         fd
+         ripgrep
+
+         # b4
+         b4
+         git-filter-repo
+         patatt
+         python-dkim
+
+         # compression/decompression/extraction
+         bzip2
+         gzip
+         lzop
+         lz4
+         pbzip2
+         pigz
+         unzip
+         zip
+         zstd
+
+         # development
+         ccache
+         diffutils
+         hyperfine
+         lib32-glibc
+         python
+         python-setuptools
+         python-yaml
+         ruff
+         shfmt
+         yapf
+
+         # email
+         lei
+         mutt
+
+         # env
+         curl
+         fastfetch
+         fish
+         fzf
+         jq
+         less
+         moreutils
+         openssh
+         stow
+         tmuxp
+         vim
+         vim-spell-en
+         wget
+         zoxide
+
+         # frame-larger-than.py
+         python-pyelftools
+
+         # git
+         git
+         git-delta
+         github-cli
+         perl-authen-sasl
+         perl-mime-tools
+         perl-net-smtp-ssl
+         repo
+
+         # kernel / tuxmake
+         aarch64-linux-gnu-binutils
+         bc
+         bison
+         cpio
+         flex
+         libelf
+         inetutils
+         mkinitcpio
+         ncurses
+         openssl
+         pahole
+         riscv64-linux-gnu-binutils
+         rsync
+         socat
+         sparse
+         time
+         uboot-tools
+
+         # kup
+         perl-config-simple
+
+         # LLVM/clang + build-llvm.py
+         clang
+         cmake
+         lld
+         llvm
+         ninja
+         perf
+
+         # man pages
+         man-db
+
+         # package building
+         devtools
+         dpkg
+         pacman-contrib
+         rpm-tools
+
+         # spdxcheck.py
+         python-gitpython
+         python-ply
+
+         # system administration
+         ipmitool
+         reflector
+
+         # QEMU
+         edk2-aarch64
+         edk2-ovmf
+         libevent
+         libutempter
+         lsof
+         qemu-emulators-full
+         qemu-guest-agent
+         qemu-img
+         virtiofsd
+
+         # website management
+         hugo
+         iproute2
+
+[Distribution]
+Distribution=arch
+
+[Output]
+Format=directory
+ImageId=dev-arch
+OutputDirectory=/var/lib/machines

mkosi/dev-arch/mkosi.postinst.d/00-add-grep-wrappers.fish.chroot

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+#!/usr/bin/env fish
+
+for char in e f
+    echo '#!/bin/sh
+
+exec grep -'(string upper $char)' "$@"' >/usr/local/bin/"$char"grep
+end
+
+chmod 755 /usr/local/bin/*grep

mkosi/dev-arch/mkosi.postinst.d/00-conf.fish.chroot

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+#!/usr/bin/env fish
+
+for conf in makepkg pacman
+    set old /etc/$conf.conf
+    set pacnew /etc/$conf.conf.pacnew
+    set new /etc/$conf.conf.new
+
+    if test -f $pacnew
+        mv -v $pacnew $new
+    else
+        cp -v $old $new
+    end
+
+    switch $conf
+        case makepkg
+            sed -i 's/^#MAKEFLAGS="-j2"/MAKEFLAGS="-j$(nproc)"/g' $new
+            sed -i 's/^!ccache/ccache/g' $new
+
+        case pacman
+            sed -i 's/^CheckSpace/#CheckSpace/g' $new
+            sed -i 's/^#VerbosePkgLists/VerbosePkgLists/g' $new
+            sed -i 's/^#Color/Color/g' $new
+            sed -i 's/^NoProgressBar/#NoProgressBar/g' $new
+            sed -i 's/^#ParallelDownloads = 5/ParallelDownloads = 7/g' $new
+            sed -i "/\[core-testing\]/,/Include/"'s/^#//' $new
+            sed -i "/\[extra-testing\]/,/Include/"'s/^#//' $new
+
+            echo '
+[nathan]
+SigLevel = Optional TrustAll
+Server = https://raw.githubusercontent.com/nathanchance/arch-repo/main/$arch' >>$new
+    end
+
+    if command -q git
+        git diff --no-index $old $new
+    else
+        diff -Naur $old $new
+    end
+
+    mv -v $new $old
+end
+
+echo 'permit nopass nathan as root' >/etc/doas.conf

mkosi/dev-arch/mkosi.postinst.d/00-locale-gen.fish.chroot

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+#!/usr/bin/env fish
+
+sed -i 's/^#en_US.UTF-8 UTF-8/en_US.UTF-8 UTF-8/g' /etc/locale.gen
+locale-gen

mkosi/dev-arch/mkosi.postinst.d/01-install-packages.fish.chroot

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+#!/usr/bin/env fish
+
+function downgrade_pkg
+    set pkg $argv[1]
+    set ver $argv[2]
+
+    set tarball /tmp/$pkg-$ver-x86_64.pkg.tar.zst
+    set url https://archive.archlinux.org/packages/(string split -f 1 '' $pkg)/$pkg/(basename $tarball)
+
+    curl -LSso $tarball $url
+    and pacman -U --noconfirm $tarball
+    and rm -fr $tarball
+end
+
+
+reflector \
+    --country "United States" \
+    --latest 15 \
+    --protocol https \
+    --save /etc/pacman.d/mirrorlist \
+    --sort rate
+
+and cat /etc/pacman.d/mirrorlist
+
+and pacman-key --init
+and pacman-key --populate
+
+# This should not be necessary but testing is broken right now
+# Uninstall it before updating then install it after
+and pacman -R --noconfirm qemu-emulators-full (pactree -u qemu-emulators-full | string match -gr '(qemu-(?:system|user)-?.*)=')
+
+# Temporarily disable the pacman sandbox
+and sed -i 's/^DownloadUser/#DownloadUser/g' /etc/pacman.conf
+
+and pacman -Syyuu --noconfirm
+
+and pacman -S --noconfirm qemu-emulators-full
+
+# Switch to doas from sudo non-interatively
+and pacman -S --ask 4 --noconfirm opendoas-sudo
+
+and pacman -S --noconfirm \
+    arm-linux-gnueabi-binutils \
+    cvise \
+    debhelper \
+    mips-linux-gnu-binutils \
+    powerpc64-linux-gnu-binutils \
+    s390x-linux-gnu-binutils \
+    shellcheck-bin \
+    tio \
+    tuxmake
+
+# Turn the pacman sandbox back on
+and sed -i 's/^#DownloadUser/DownloadUser/g' /etc/pacman.conf

mkosi/dev-arch/mkosi.postinst.d/02-add-hetzner-mirror.py.chroot

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+#!/usr/bin/env python3
+
+from os import environ as env
+from pathlib import Path
+import sys
+
+EXPECTED_MOUNTS = (
+    ((PYTHON_FOLDER := Path(env['SRCDIR'], 'python')), 'PYTHON_FOLDER'),
+    ((ETC := Path(env['SRCDIR'], 'etc')), '/etc'),
+)
+for expected_path, host_value in EXPECTED_MOUNTS:
+    if not expected_path.exists():
+        raise RuntimeError(f"{host_value} not passed into build environment?")
+
+sys.path.append(str(PYTHON_FOLDER))
+from setup.arch import HETZNER_MIRROR, add_hetzner_mirror_to_repos  # noqa: E402
+
+if not (host_pacman_conf := Path(ETC, 'pacman.conf')).exists():
+    sys.exit(0)  # host is not Arch, cannot be Hetzner
+
+if HETZNER_MIRROR not in host_pacman_conf.read_text(encoding='utf-8'):
+    sys.exit(0)  # host is Arch but still not Hetzner
+
+guest_pacman_conf = Path('/etc/pacman.conf')
+guest_pacman_conf_txt = add_hetzner_mirror_to_repos(guest_pacman_conf.read_text(encoding='utf-8'))
+guest_pacman_conf.write_text(guest_pacman_conf_txt, encoding='utf-8')