dotfiles/scripts/post-install-provision.sh
DannyDannyDanny ef6e303a60 fix: run git from live system instead of chroot in provisioning 🔧
chroot had no nix in PATH; clone directly into /mnt/etc/dotfiles
from the live installer environment instead.
2026-03-31 14:28:35 +02:00

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#!/bin/bash
# Run after disko-install when LUKS is already open.
# Usage: curl -fsSL https://raw.githubusercontent.com/DannyDannyDanny/dotfiles/main/scripts/post-install-provision.sh | sudo bash -s -- phantom-ship
set -euo pipefail
HOSTNAME="${1:-phantom-ship}"
USB_DATA="/tmp/usb-data"
REPO="https://github.com/DannyDannyDanny/dotfiles.git"
echo "=== Post-install provisioning for ${HOSTNAME} ==="
# Mount installed system (LUKS already open from disko-install)
mount /dev/mapper/crypted /mnt
mount /dev/disk/by-partlabel/disk-main-ESP /mnt/boot 2>/dev/null || true
for d in dev proc sys; do mount --bind /$d /mnt/$d; done
# Clone dotfiles (run git from live system, clone directly into /mnt)
if [[ ! -d /mnt/etc/dotfiles ]]; then
nix run --extra-experimental-features "nix-command flakes" nixpkgs#git -- \
clone "$REPO" /mnt/etc/dotfiles
echo "[ok] dotfiles cloned"
else
echo "[skip] dotfiles already present"
fi
# Install SSH key
if [[ -f "$USB_DATA/authorized_keys" ]]; then
mkdir -p /mnt/home/danny/.ssh
cp "$USB_DATA/authorized_keys" /mnt/home/danny/.ssh/authorized_keys
chmod 700 /mnt/home/danny/.ssh
chmod 600 /mnt/home/danny/.ssh/authorized_keys
chroot /mnt chown -R danny:users /home/danny/.ssh
echo "[ok] SSH key installed"
else
echo "[warn] no authorized_keys on USB — add SSH key manually after boot"
fi
# Generate hardware config
nixos-generate-config --show-hardware-config --root /mnt \
> /mnt/etc/dotfiles/nixos/hosts/${HOSTNAME}-hardware.nix
echo "[ok] hardware config saved to hosts/${HOSTNAME}-hardware.nix"
# Copy hardware config to USB for committing from Mac
mkdir -p "$USB_DATA"
cp /mnt/etc/dotfiles/nixos/hosts/${HOSTNAME}-hardware.nix "$USB_DATA/"
echo "[ok] hardware config also copied to USB ($USB_DATA/)"
umount -R /mnt
cryptsetup close crypted 2>/dev/null || true
echo ""
echo "=== Done! Remove USB and reboot. ==="
echo "After unlocking LUKS, SSH in: ssh danny@${HOSTNAME}"
echo "Then: cd /etc/dotfiles/nixos && sudo nixos-rebuild switch --flake .#${HOSTNAME}"
echo "Commit ${HOSTNAME}-hardware.nix from the USB back to the repo."