depot/ops/nixos/lib/switch-prebuilt.nix

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2021-03-20 12:39:23 +00:00
# SPDX-FileCopyrightText: 2020 Luke Granger-Brown <depot@lukegb.com>
#
# SPDX-License-Identifier: Apache-2.0
{ depot, pkgs, ... }:
pkgs.writeShellScriptBin "switch-prebuilt" ''
set -ue
if [[ $EUID -ne 0 ]]; then
exec sudo "$0" "$@"
fi
export AWS_ACCESS_KEY_ID="${depot.ops.secrets.nixCache.AWS_ACCESS_KEY_ID}"
export AWS_SECRET_ACCESS_KEY="${depot.ops.secrets.nixCache.AWS_SECRET_ACCESS_KEY}"
system="''${1}"
nix copy --from 's3://lukegb-nix-cache?endpoint=storage.googleapis.com' --no-check-sigs "$system"
diff "$system/etc/hostname" "/etc/hostname"
nix-env -p /nix/var/nix/profiles/system --set "$system"
"$system/bin/switch-to-configuration" switch
''