Add Prometheus metrics and Jaeger tracing to Traefik configuration

services/traefik/traefik.yml

@@ -3,6 +3,8 @@ entryPoints:
     address: ":80"
   websecure:
     address: ":443"
+  metrics:
+    address: ":9100"
 
 providers:
   docker:
@@ -19,6 +21,22 @@ log:
 
 accessLog: {}
 
+metrics:
+  prometheus:
+    entryPoint: metrics
+    addEntryPointsLabels: true
+    addRoutersLabels: true
+    addServicesLabels: true
+
+tracing:
+  serviceName: traefik
+  jaeger:
+    samplingServerURL: http://jaeger:5778/sampling
+    samplingType: const
+    samplingParam: 1.0
+    localAgentHostPort: jaeger:6831
+    traceContextHeaderName: uber-trace-id
+
 certificatesResolvers:
   le:
     acme: