Update to grafana 11.5.1

This is mostly to start gathering information on how broken grafyaml is
against this grafana version. We can use this as a starting point for
node holds and further debugging.

Change-Id: Ia15503cef7870785c1bcc141826c42b36b8e6bf8

playbooks/roles/grafana/templates/docker-compose.yaml.j2

@@ -5,7 +5,7 @@ version: '2'
 services:
   grafana:
     restart: always
-    image: docker.io/grafana/grafana-oss:10.4.15
+    image: docker.io/grafana/grafana-oss:11.5.1
     network_mode: host
     environment:
       GF_SERVER_DOMAIN: 'grafana.opendev.org'

testinfra/test_grafana.py

@@ -43,12 +43,22 @@ def test_grafana_screenshots(host):
         ('https://localhost/', None, 'grafana-main-page.png'),
         ('https://localhost/dashboards', None, 'grafana-dashboards-page.png')
     ]
+    json_defs = []
     cmd = host.run("curl -s --insecure "
                    "--resolve grafana.opendev.org:443:127.0.0.1 "
                    "https://grafana.opendev.org/api/search")
     j = json.loads(cmd.stdout)
     for dashboard in j:
         url = dashboard["url"]
+        uid = dashboard["uid"]
         name = dashboard["uri"].split("/")[-1]
         shots.append(("https://localhost" + url, None, name + '.png'))
+        json_defs.append((uid, name + '.json'))
     take_screenshots(host, shots)
+    host.run('mkdir /tmp/json_blobs')
+    for uid, dst in json_defs:
+        host.run("curl -s --insecure "
+                 "--resolve grafana.opendev.org:443:127.0.0.1 "
+                 "https://grafana.opendev.org/api/dashboards/uid/%s "
+                 "-o /tmp/json_blobs/%s" %
+                 (uid, dst))

zuul.d/system-config-run.yaml

@@ -743,6 +743,10 @@
         - playbooks/letsencrypt.yaml
         - playbooks/service-grafana.yaml
       run_test_playbook: playbooks/test-grafana.yaml
+    host-vars:
+      grafana02.opendev.org:
+        host_copy_output:
+          '/tmp/json_blobs': logs
     files:
       - playbooks/bootstrap-bridge.yaml
       - playbooks/letsencrypt.yaml