31 lines
942 B
Nix
31 lines
942 B
Nix
# SPDX-FileCopyrightText: 2020 Luke Granger-Brown <depot@lukegb.com>
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#
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# SPDX-License-Identifier: Apache-2.0
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{ depot, pkgs, ... }:
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pkgs.writeShellScriptBin "switch-prebuilt" ''
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set -ue
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export AWS_ACCESS_KEY_ID="${depot.ops.secrets.nixCache.AWS_ACCESS_KEY_ID}"
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export AWS_SECRET_ACCESS_KEY="${depot.ops.secrets.nixCache.AWS_SECRET_ACCESS_KEY}"
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system="''${1}"
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if [[ "$system" == "latest" ]]; then
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system="$(${./latest_system_closure.sh})"
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fi
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if [[ ! -e "$system" ]]; then
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# We should be a trusted-user.
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nix copy -v --from 's3://lukegb-nix-cache?endpoint=storage.googleapis.com' --no-check-sigs "$system"
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fi
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diff "$system/etc/hostname" "/etc/hostname"
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# The next phase requires sudo, but it's harmless to run the preceding commands twice.
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if [[ $EUID -ne 0 ]]; then
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exec sudo "$0" "$@"
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fi
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nix-env -p /nix/var/nix/profiles/system --set "$system"
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"$system/bin/switch-to-configuration" switch
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''
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