feat: 2홉 구성 진행

deploy/lab/scripts/verify-lab.sh

@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+# Confirm the lab infrastructure is intact. Run on the lab host.
+#
+# A 404 from the HTTPS entry point is the success signal: TLS terminated and the
+# request reached Traefik, which simply had no matching ingress rule. A 502 or a
+# refused connection means the chain is broken somewhere.
+set -uo pipefail
+
+export LIBVIRT_DEFAULT_URI="${LIBVIRT_DEFAULT_URI:-qemu:///system}"
+HOSTS="${HOSTS:-auth.hyeonworks.com app1.hyeonworks.com app2.hyeonworks.com}"
+NODE_IPS="${NODE_IPS:-192.168.122.11 192.168.122.12}"
+fail=0
+
+check() { # description, expected, actual
+  if [ "$2" = "$3" ]; then printf '  ok    %-34s %s\n' "$1" "$3"
+  else printf '  FAIL  %-34s got %s, want %s\n' "$1" "$3" "$2"; fail=1; fi
+}
+
+echo "== guests =="
+for name in kc-lab-1 kc-lab-2; do
+  check "$name" running "$(virsh domstate "$name" 2>/dev/null || echo absent)"
+done
+
+echo "== k3s =="
+ready="$(kubectl get nodes --no-headers 2>/dev/null | grep -c ' Ready ')"
+check "nodes Ready" 2 "$ready"
+lb="$(kubectl -n kube-system get svc traefik \
+      -o jsonpath='{.status.loadBalancer.ingress[*].ip}' 2>/dev/null | wc -w)"
+check "traefik node IPs" 2 "$lb"
+
+echo "== host nginx =="
+check "service" active "$(systemctl is-active nginx)"
+check "cert renew timer" active "$(systemctl is-active certbot-renew.timer)"
+for ip in $NODE_IPS; do
+  check "traefik $ip" 404 "$(curl -s -o /dev/null -w '%{http_code}' --max-time 5 "http://${ip}/")"
+done
+
+echo "== public entry point =="
+for h in $HOSTS; do
+  check "https://$h" 404 "$(curl -s -o /dev/null -w '%{http_code}' --max-time 8 "https://${h}/")"
+  check "tls verify $h" 0 "$(curl -s -o /dev/null -w '%{ssl_verify_result}' --max-time 8 "https://${h}/")"
+done
+check "http redirect" 301 "$(curl -s -o /dev/null -w '%{http_code}' --max-time 8 "http://${HOSTS%% *}/")"
+
+echo
+[ "$fail" -eq 0 ] && echo "lab is healthy" || echo "lab has failures"
+exit "$fail"