Use Traefik to strip prefix for Grafana if needed

example/services.nomad.hcl

@@ -2512,7 +2512,6 @@ _EOT
 http_addr = 127.0.0.1
 http_port = 3000
 root_url = https://grafana.example.org
-serve_from_sub_path = false
 
 [database]
 type = postgres

templates/grafana/grafana.ini

@@ -2,7 +2,6 @@
 http_addr = 127.0.0.1
 http_port = 3000
 root_url = [[ .monitoring.grafana.public_url ]]
-serve_from_sub_path = [[ if eq (urlParse .monitoring.grafana.public_url).Path "" ]]false[[ else ]]true[[ end ]]
 
 [database]
 type = postgres

variables.yml

@@ -360,8 +360,6 @@ monitoring:
       csp:
         img-src: "'self' data: blob: https://grafana.com"
         connect-src: "'self' https://grafana.com"
-      # No need to strip prefix as Grafana will be configured to handle it correctly
-      strip_prefix: false
     consul:
       connect:
         # Connect to postgres, loki and prometheus with the service mesh
@@ -394,7 +392,7 @@ monitoring:
         mode: session
     prometheus:
       # URL where Grafana metrics are reachable for the metrics proxy (from inside the container PoV)
-      metrics_url: http://127.0.0.1:3000[[ (urlParse .monitoring.grafana.public_url).Path ]]/metrics
+      metrics_url: http://127.0.0.1:3000/metrics
 
   # Agent runs as a system jobs, on all the nodes
   agent: