134 lines
4.2 KiB
Nix
134 lines
4.2 KiB
Nix
# ncli/commands/rebuild.nix — Rebuild + Update logic
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lib: let
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inherit (lib) host project handle_backups handle_build_error;
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in rec {
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# Shared rebuild snippet used by both `rebuild` and `update`
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rebuild_logic = ''
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handle_backups
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geno=$(sudo nix-env --list-generations --profile /nix/var/nix/profiles/system | grep current | awk '{print $1}')
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cd "$HOME/${project}" || { echo "Error: Could not change to $HOME/${project}"; exit 1; }
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current=""
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if [ -f /etc/nixos-tags ]; then
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current=$(cat /etc/nixos-tags)
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fi
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'';
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rebuild_case = ''
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${rebuild_logic}
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echo -e "Starting NixOS rebuild for current host: ${host} on generation: $YELLOW$geno$NOCOLOR"
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set +e
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sudo nixos-rebuild switch --flake .
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_rebuild_exit=$?
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set -e
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if [ "$_rebuild_exit" -eq 0 ]; then
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echo "✓ Rebuild finished successfully for ${host}"
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if [ -n "$current" ]; then
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sudo /run/current-system/specialisation/"$current"/bin/switch-to-configuration test
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else
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echo "No specialization tag found, staying on default system."
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fi
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genn=$(sudo nix-env --list-generations --profile /nix/var/nix/profiles/system | grep current | awk '{print $1}')
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echo -e "Running on new generation: $YELLOW $geno $NOCOLOR-> $GREEN$genn$NOCOLOR"
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else
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( exit "$_rebuild_exit" ); handle_build_error
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echo "✗ Rebuild failed for ${host}" >&2
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exit 1
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fi
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'';
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update_case = ''
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${rebuild_logic}
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echo -e "Updating flake and rebuilding system for current host: ${host} on generation: $YELLOW$geno$NOCOLOR"
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# --- Selective flake update ---
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read -rp "Update [a]ll inputs or [s]elect manually? (a/s): " choice
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case "$choice" in
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a|A)
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echo "Updating all inputs..."
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if nix flake update --flake .; then
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echo "✓ Flake updated successfully"
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else
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echo "✗ Flake update failed" >&2
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exit 1
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fi
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;;
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s|S)
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echo "Fetching available updates (this may take a moment)..."
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TEMP_LOCK=$(mktemp)
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trap 'rm -f "$TEMP_LOCK"' EXIT
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nix flake update --output-lock-file "$TEMP_LOCK" --flake . 2>/dev/null
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outdated=$(jq -r --slurpfile new "$TEMP_LOCK" '
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.nodes as $old |
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$new[0].nodes as $newn |
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($old | keys[]) |
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select(. != "root") |
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select(
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($old[.].locked.lastModified // 0) !=
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($newn[.].locked.lastModified // 0)
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)
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' flake.lock)
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if [[ -z "$outdated" ]]; then
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echo "✓ All inputs are already up to date, skipping flake update."
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else
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echo
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echo "Updates available for:"
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printf '%s\n' "$outdated"
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echo
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echo "Tab to select, Enter to update, Esc to cancel."
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selected=$(printf '%s\n' "$outdated" | fzf --multi) || {
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echo "No inputs selected, skipping flake update."
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selected=""
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}
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if [[ -n "$selected" ]]; then
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if nix flake update --flake . $selected; then
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echo "✓ Flake updated successfully"
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else
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echo "✗ Flake update failed" >&2
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exit 1
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fi
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fi
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fi
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;;
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*)
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echo "Invalid choice, skipping flake update."
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;;
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esac
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# --- End selective flake update ---
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if [ -n "$current" ]; then
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echo "Rebuilding system... Current specialization: $current"
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else
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echo "Rebuilding system... Staying on current specialization"
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fi
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set +e
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sudo nixos-rebuild switch --flake .
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_rebuild_exit=$?
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set -e
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if [ "$_rebuild_exit" -eq 0 ]; then
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echo "✓ Update and rebuild finished successfully for ${host}"
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if [ -n "$current" ]; then
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sudo /run/current-system/specialisation/"$current"/bin/switch-to-configuration test
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else
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echo "No specialization tag found, staying on default system."
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fi
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genn=$(sudo nix-env --list-generations --profile /nix/var/nix/profiles/system | grep current | awk '{print $1}')
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echo -e "Running on new generation: $YELLOW $geno $NOCOLOR-> $GREEN$genn$NOCOLOR"
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else
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( exit "$_rebuild_exit" ); handle_build_error
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echo "✗ Update and rebuild failed for ${host}" >&2
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exit 1
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fi
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'';
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}
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