enode: more fixes to initrd

- add common virtio kernel modules to initrd explicitly
- import the qemu-guest module
- enable the qemuGuest service (in userland, not initrd)
- enable emergency initrd acccess
- specify partlabel mount device names manually

2 files changed, 27 insertions, 1 deletions

diff --git a/hosts/enode/impermenance.nix b/hosts/enode/impermenance.nix
index 437654e..627ecd2 100644
--- a/hosts/enode/impermenance.nix
+++ b/hosts/enode/impermenance.nix
@@ -1,4 +1,4 @@
-{ config, utils, ... }:
+{ config, ... }:
 let
   ssh-host-keys = map (k: k.path) (builtins.attrValues config.services.openssh.hostKeys);
 in
diff --git a/hosts/enode/perform-install.sh b/hosts/enode/perform-install.sh
new file mode 100755
index 0000000..5edef09
--- /dev/null
+++ b/hosts/enode/perform-install.sh
@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -xeu pipefail
+
+HNAME="enode"
+HOST="isabella@$HNAME.sorre.xyz"
+DISKO_SCRIPT_OUTPUT=".#nixosConfigurations.$HNAME.config.system.build.diskoScript"
+TOPLEVEL_OUTPUT=".#nixosConfigurations.$HNAME.config.system.build.toplevel"
+
+nix build --no-link "$DISKO_SCRIPT_OUTPUT" "$TOPLEVEL_OUTPUT"
+
+DISKO_SCRIPT_PATH="$(nix path-info "$DISKO_SCRIPT_OUTPUT")"
+HOST_TOPLEVEL_PATH="$(nix path-info "$TOPLEVEL_OUTPUT")"
+
+nix copy --substitute-on-destination --to "ssh://$HOST" "$DISKO_SCRIPT_PATH"
+
+printf '%s\n' \
+    "$DISKO_SCRIPT_PATH" \
+    'chgrp --recursive wheel /mnt/nix' \
+    'chmod --recursive g+w /mnt/nix' \
+  | ssh -T "$HOST" "sudo -p '' -S -- bash -s"
+
+nix copy --substitute-on-destination \
+  --to "ssh://$HOST?remote-store=/mnt" \
+  "$HOST_TOPLEVEL_PATH"
+
+ssh -T "$HOST" "sudo -p -- nixos-install --verbose --no-channel-copy --closure $HOST_TOPLEVEL_PATH"