Replace YT6801 DKMS driver

test/shell.d/yt6801-driver-test.sh

@@ -0,0 +1,72 @@
+#!/bin/bash
+
+source "$(dirname "$0")/base-test.sh"
+
+test_tmp=$(mktemp -d)
+trap 'rm -rf "$test_tmp"' EXIT
+
+stub_bin="$test_tmp/bin"
+calls="$test_tmp/calls"
+mkdir -p "$stub_bin"
+
+cat >"$stub_bin/lspci" <<'SH'
+#!/bin/bash
+if [[ $* == "-Dn -d 1f0a:6801" ]]; then
+  printf '%s\n' '0000:01:00.0 0200: 1f0a:6801'
+elif [[ $* == "-Dks 0000:01:00.0" ]]; then
+  printf '%s\n' 'Kernel driver in use: dwmac-motorcomm'
+fi
+SH
+
+cat >"$stub_bin/modinfo" <<'SH'
+#!/bin/bash
+printf '%s\n' 'pci:v00001F0Ad00006801sv*sd*bc*sc*i*'
+SH
+
+cat >"$stub_bin/lsmod" <<'SH'
+#!/bin/bash
+printf '%s\n' 'yt6801 65536 0'
+SH
+
+for command in modprobe omarchy-pkg-drop tee; do
+  cat >"$stub_bin/$command" <<'SH'
+#!/bin/bash
+printf '%s\t%s\n' "${0##*/}" "$*" >>"$TEST_CALLS"
+if [[ ${0##*/} == "tee" ]]; then
+  cat >/dev/null
+fi
+SH
+done
+
+cat >"$stub_bin/sudo" <<'SH'
+#!/bin/bash
+printf 'sudo\t%s\n' "$*" >>"$TEST_CALLS"
+"$@"
+SH
+
+chmod +x "$stub_bin"/*
+export TEST_CALLS="$calls"
+
+PATH="$stub_bin:$PATH" bash "$ROOT/install/hardware/fix-yt6801-ethernet-adapter.sh"
+grep -Fqx $'omarchy-pkg-drop\tyt6801-dkms' "$calls" ||
+  fail "hardware setup did not remove the vendor DKMS package"
+if grep -Fq $'modprobe\t' "$calls"; then
+  fail "hardware setup tried to load a module against the installer kernel"
+fi
+
+: >"$calls"
+PATH="$stub_bin:$PATH" bash -euo pipefail "$ROOT/migrations/1788279117.sh"
+grep -Fqx $'sudo\tmodprobe dwmac-motorcomm' "$calls" ||
+  fail "migration did not validate-load the upstream driver"
+grep -Fqx $'omarchy-pkg-drop\tyt6801-dkms' "$calls" ||
+  fail "migration did not remove the vendor DKMS package"
+grep -Fqx $'sudo\tmodprobe -r yt6801' "$calls" ||
+  fail "migration did not unload the vulnerable driver"
+grep -Fqx $'sudo\ttee /sys/bus/pci/drivers_probe' "$calls" ||
+  fail "migration did not reprobe the YT6801 device"
+
+if grep -Fxq 'yt6801-dkms' "$ROOT/install/omarchy-other.packages"; then
+  fail "default package list still installs yt6801-dkms"
+fi
+
+pass "YT6801 installs and migrations use the upstream kernel driver"