54 lines
1.8 KiB
Bash
Executable File
54 lines
1.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Deploy the jupiter NixOS config.
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#
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# ./deploy install <ip> first install onto a fresh box (nixos-anywhere).
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# Wipes the OS disk. Ships the sops host key.
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# ./deploy [switch] [host] rebuild + activate on a running jupiter (default).
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# ./deploy boot [host] stage for next boot, don't activate now.
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# ./deploy test [host] activate without adding a boot entry.
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#
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# Runs from a non-NixOS host too (nixos-rebuild / nixos-anywhere via `nix run`).
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set -euo pipefail
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REPO="$(cd "$(dirname "$0")" && pwd)"
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cd "$REPO"
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export PATH="/nix/var/nix/profiles/default/bin:$PATH"
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HOSTKEY="$HOME/.config/homelab/jupiter/ssh_host_ed25519_key"
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cmd="${1:-switch}"
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case "$cmd" in
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switch|boot|test|install) shift || true ;;
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*) cmd="switch" ;;
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esac
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case "$cmd" in
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install)
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host="${1:-}"
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[ -n "$host" ] || { echo "usage: ./deploy install <ip-or-host>" >&2; exit 1; }
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[ -f "$HOSTKEY" ] || { echo "missing host key: $HOSTKEY" >&2; exit 1; }
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# Stage the pre-generated SSH host key so sops can decrypt on boot #1.
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stage="$(mktemp -d)"
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trap 'rm -rf "$stage"' EXIT
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install -Dm600 "$HOSTKEY" "$stage/etc/ssh/ssh_host_ed25519_key"
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install -Dm644 "$HOSTKEY.pub" "$stage/etc/ssh/ssh_host_ed25519_key.pub"
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echo ">> nixos-anywhere onto root@$host (OS disk WILL be wiped)"
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nix run github:nix-community/nixos-anywhere -- \
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--flake ".#jupiter" \
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--extra-files "$stage" \
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--generate-hardware-config nixos-generate-config ./jupiter/hardware-configuration.nix \
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--target-host "root@$host"
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;;
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switch|boot|test)
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host="${1:-jupiter}"
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echo ">> nixos-rebuild $cmd on darman@$host"
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nix run nixpkgs#nixos-rebuild -- "$cmd" \
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--flake ".#jupiter" \
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--target-host "darman@$host" \
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--use-remote-sudo
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;;
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esac
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