init commit

install_nix.sh

@@ -0,0 +1,76 @@
+#!/usr/bin/env bash
+{
+sudo cat << EOF
+[Unit]
+Description=Create a `/nix` directory to be used for bind mounting
+PropagatesStopTo=nix-daemon.service
+PropagatesStopTo=nix.mount
+DefaultDependencies=no
+After=grub-recordfail.service
+After=steamos-finish-oobe-migration.service
+
+[Service]
+Type=oneshot
+ExecStart=steamos-readonly disable
+ExecStart=mkdir -vp /nix
+ExecStart=chmod -v 0755 /nix
+ExecStart=chown -v root /nix
+ExecStart=chgrp -v root /nix
+ExecStart=steamos-readonly enable
+ExecStop=steamos-readonly disable
+ExecStop=rmdir /nix
+ExecStop=steamos-readonly enable
+RemainAfterExit=true
+EOF
+} > /etc/systemd/system/nix-directory.service
+{
+sudo cat << EOF
+[Unit]
+Description=Mount `/home/nix` on `/nix`
+PropagatesStopTo=nix-daemon.service
+PropagatesStopTo=nix-directory.service
+After=nix-directory.service
+Requires=nix-directory.service
+ConditionPathIsDirectory=/nix
+DefaultDependencies=no
+
+[Mount]
+What=/home/nix
+Where=/nix
+Type=none
+DirectoryMode=0755
+Options=bind
+EOF
+} > /etc/systemd/system/nix.mount
+{
+sudo cat << EOF
+[Unit]
+Description=Ensure Nix related units which are symlinked resolve
+After=nix.mount
+Requires=nix-directory.service
+Requires=nix.mount
+PropagatesStopTo=nix-directory.service
+PropagatesStopTo=nix.mount
+DefaultDependencies=no
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=/usr/bin/systemctl daemon-reload
+ExecStart=/usr/bin/systemctl restart --no-block sockets.target timers.target multi-user.target
+
+[Install]
+WantedBy=sysinit.target
+EOF
+} > /etc/systemd/system/ensure-symlinked-units-resolve.service
+
+sudo systemctl daemon-reload
+sudo systemctl enable --now ensure-symlinked-units-resolve.service
+
+
+sh <(curl -L https://nixos.org/nix/install) --daemon
+
+
+sudo echo "experimental-features = nix-command flakes" >> /etc/nix/nix.conf
+
+echo "export XDG_DATA_DIRS="$HOME/.nix-profile/share:${XDG_DATA_DIRS:-/usr/local/share:/usr/share}" >>