Single Node Loki (Part III)

Related to #884 (closed).

!1003 (merged) !1037 (closed) https://repo1.dso.mil/platform-one/big-bang/apps/core/monitoring/-/merge_requests/91 https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/loki/-/merge_requests/1 https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/promtail/-/merge_requests/1

The current Loki project has TWO helm charts, one for a single node deployment, and one for HA.

This initial integration with Loki will use a single node Loki instance to better support &45. Will then work towards combining the Single Node and HA Loki charts into one chart.

• https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/loki/-/merge_requests/1
• https://repo1.dso.mil/platform-one/big-bang/apps/sandbox/promtail/-/merge_requests/1
• Add Default dashboards for viewing https://grafana.com/grafana/dashboards/12611
  • Follow on effort, make a dashboard for each package's logs/metrics.
• Fix values file to play nicely with both stacks
• Fix 02_wait_for_helmreleases.sh to check shell env to determine which stack is running
• Remove/Re-evaluate logging.engine value in bigbang for initial BETA release of PLG