Add tunnel_status to SSH dashboard

Author: evanugarte

grafana/provisioning/dashboards/ssh.dashboard.py

@@ -89,4 +89,13 @@
     unit=SECONDS,
 )
 
+wrapper.AddPanel(
+    title='[From Clark] SSH Tunnel Status',
+    queries=[
+        ExpressionAndLegendPair(
+            expression='connection_status{instance="keep-ssh-tunnel-open:8000"}',
+    )],
+    unit=TRUE_FALSE,
+)
+
 dashboard = wrapper.Render()