show nothing was returned

Signed-off-by: Adrian Cole <[email protected]>

charts/zipkin/templates/tests/test-connection.yaml

@@ -49,13 +49,18 @@ spec:
 {{- if .Values.serviceMonitor.enabled }}
     # We should be able to read back statistics from Prometheus. This proves the serviceMonitor
     # was fully configured, including any labels needed by Prometheus' serviceMonitorSelector.
+    - name: get-scrape-endpoint
+      image: 'ghcr.io/openzipkin/alpine:3.19.1'
+      command: [ '/bin/sh', '-c' ]
+      # Temporary: just showing there is data
+      args: [ 'wget -q -O - http://{{ include "zipkin.fullname" . }}:{{ .Values.service.port }}/prometheus' ]
     - name: get-prometheus-query
       image: 'ghcr.io/openzipkin/alpine:3.19.1'
       command: [ '/bin/sh', '-c' ]
       # If using a service monitor, wait for the scrape interval and check for a statistic.
       # This uses "prometheus-operated" in the "ci-monitoring" namespace in helmfile.yaml.
       # Note: The query API returns HTTP 200 on empty, so we grep to ensure something returned.
       # See https://prometheus.io/docs/prometheus/latest/querying/api/
-      args: [ 'sleep 5 && wget -q -O - http://prometheus-operated.ci-monitoring.svc.cluster.local:9090/api/v1/query?query=http_server_requests_seconds_max | grep zipkin' ]
+      args: [ 'sleep 5 && wget -q -O - http://prometheus-operated.ci-monitoring.svc.cluster.local:9090/api/v1/query?query=http_server_requests_seconds_max' ]
 {{- end }}
   restartPolicy: Never