Establish host properties and isolated kind matrix

tests/kind/matrix-run.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT="$(cd "$(dirname "$0")/../.." && pwd)"
+source "$ROOT/tests/kind/lib.sh"
+
+USER_KUBECONFIG_BEFORE="$(user_kubeconfig_digest)"
+SUCCEEDED=false
+OWNS_FIXTURE=false
+
+cleanup() {
+  local status=$?
+  trap - EXIT INT TERM
+  if [[ "${NUTHATCH_TESTBED_RETAIN:-0}" = 1 ]] && [[ "$SUCCEEDED" != true ]]; then
+    printf 'retained kubeconfig: %s\n' "$KUBECONFIG_PATH"
+    printf 'retained context: %s\n' "$CONTEXT"
+    exit "$status"
+  fi
+  if [[ "$OWNS_FIXTURE" = true ]]; then
+    destroy_fixture || status=1
+  fi
+  if [[ "$(user_kubeconfig_digest)" != "$USER_KUBECONFIG_BEFORE" ]]; then
+    printf 'user kubeconfig changed unexpectedly\n' >&2
+    status=1
+  fi
+  exit "$status"
+}
+
+trap cleanup EXIT
+trap 'exit 130' INT
+trap 'exit 143' TERM
+
+acquire_fixture_lock
+OWNS_FIXTURE=true
+setup_fixture all
+source "$RUNTIME/fixture.env"
+run_job_matrix \
+  fixture-matrix \
+  "$TESTBED/matrix-job.yaml.in" \
+  "$CURL_LOCAL_IMAGE" \
+  all
+SUCCEEDED=true
+printf 'Nuthatch fixture matrix passed\n'