From ed3cc9672ad507ca4d00e15b35f3d24edd1dff6c Mon Sep 17 00:00:00 2001
From: K900 <me@0upti.me>
Date: Fri, 22 Apr 2022 21:03:46 +0300
Subject: [PATCH 1/2] nixos/tests/installer: add missing dependency to image

Unbreaks nixosTests.installer.simple.
---
 nixos/tests/installer.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nixos/tests/installer.nix b/nixos/tests/installer.nix
index 30a5b5c45b3..364c69fcf09 100644
--- a/nixos/tests/installer.nix
+++ b/nixos/tests/installer.nix
@@ -313,6 +313,7 @@ let
             docbook5
             docbook_xsl_ns
             kmod.dev
+            libarchive.dev
             libxml2.bin
             libxslt.bin
             nixos-artwork.wallpapers.simple-dark-gray-bottom

From adf3fe6811c62431b6cdbbac5cc7d6497927aa56 Mon Sep 17 00:00:00 2001
From: K900 <me@0upti.me>
Date: Fri, 22 Apr 2022 22:27:03 +0300
Subject: [PATCH 2/2] nixos/tests/installer: disable vlans for initial VM

This saves 10-15 minutes of waiting for things to time out later.
---
 nixos/tests/installer.nix | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/nixos/tests/installer.nix b/nixos/tests/installer.nix
index 364c69fcf09..ea2b2d04ed1 100644
--- a/nixos/tests/installer.nix
+++ b/nixos/tests/installer.nix
@@ -299,6 +299,13 @@ let
           virtualisation.qemu.diskInterface =
             if grubVersion == 1 then "scsi" else "virtio";
 
+          # We don't want to have any networking in the guest whatsoever.
+          # Also, if any vlans are enabled, the guest will reboot
+          # (with a different configuration for legacy reasons),
+          # and spend 5 minutes waiting for the vlan interface to show up
+          # (which will never happen).
+          virtualisation.vlans = [];
+
           boot.loader.systemd-boot.enable = mkIf (bootLoader == "systemd-boot") true;
 
           hardware.enableAllFirmware = mkForce false;