fix(k3s): recover external-dns helm lock

roles/vhosts/k3s_platform_addon/tasks/addons/external-dns.yml

@@ -16,14 +16,33 @@
       --untardir "$chart_dir" \
       external-dns
 
-    helm upgrade --install "{{ k3s_platform_values.components.externalDns.releaseName }}" "$chart_dir/external-dns" \
+    release_name="{{ k3s_platform_values.components.externalDns.releaseName }}"
+    if ! helm upgrade --install "$release_name" "$chart_dir/external-dns" \
       --namespace platform \
       --create-namespace \
       --version "{{ k3s_platform_external_dns_chart_version }}" \
       -f /tmp/platform-external-dns-values.yaml \
-      --timeout 10m
+      --timeout 10m; then
+      if helm status "$release_name" -n platform >/tmp/external-dns-status.log 2>&1; then
+        if grep -q "another operation (install/upgrade/rollback) is in progress" /tmp/external-dns-status.log; then
+          helm uninstall "$release_name" -n platform --wait --timeout 5m || true
+          helm upgrade --install "$release_name" "$chart_dir/external-dns" \
+            --namespace platform \
+            --create-namespace \
+            --version "{{ k3s_platform_external_dns_chart_version }}" \
+            -f /tmp/platform-external-dns-values.yaml \
+            --timeout 10m
+        else
+          cat /tmp/external-dns-status.log >&2
+          exit 1
+        fi
+      else
+        cat /tmp/external-dns-status.log >&2
+        exit 1
+      fi
+    fi
 
-    kubectl -n platform rollout status deployment/"{{ k3s_platform_values.components.externalDns.releaseName }}" \
+    kubectl -n platform rollout status deployment/"$release_name" \
       --timeout=90s
   args:
     executable: /bin/bash