Docker compose example update to V3 API

docker-compose-example.yml

@@ -11,12 +11,19 @@ services:
 
   statsd:
     image: prom/statsd-exporter:v0.18.0
+    entrypoint: /bin/statsd_exporter
+    command:
+      - "--statsd.mapping-config=/etc/statsd-exporter/conf.yaml"
     expose:
       - 9125
+      - 9102
     ports:
       - 9125:9125
+      - 9102:9102 # Visit http://localhost:9102/metrics to see metrics in Prometheus format
     networks:
       - ratelimit-network
+    volumes:
+      - ./examples/prom-statsd-exporter/conf.yaml:/etc/statsd-exporter/conf.yaml
 
   ratelimit:
     image: envoyproxy/ratelimit:master

examples/envoy/mock.yaml

@@ -1,31 +1,32 @@
 static_resources:
   listeners:
-  - address:
-      socket_address:
-        address: 0.0.0.0
-        port_value: 9999
-    filter_chains:
-    - filters:
-      - name: envoy.http_connection_manager
-        config:
-          codec_type: auto
-          stat_prefix: ingress
-          route_config:
-            name: ingress
-            virtual_hosts:
-            - name: backend
-              domains:
-              - "*"
-              routes:
-              - match:
-                  prefix: "/"
-                direct_response:
-                  status: "200"
-                  body:
-                    inline_string: "Hello World"
-          http_filters:
-          - name: envoy.router
-            config: {}
+    - address:
+        socket_address:
+          address: 0.0.0.0
+          port_value: 9999
+      filter_chains:
+        - filters:
+            - name: envoy.filters.network.http_connection_manager
+              typed_config:
+                "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
+                codec_type: AUTO
+                stat_prefix: ingress
+                route_config:
+                  name: ingress
+                  virtual_hosts:
+                    - name: backend
+                      domains:
+                        - "*"
+                      routes:
+                        - match:
+                            prefix: "/"
+                          direct_response:
+                            status: "200"
+                            body:
+                              inline_string: "Hello World"
+                http_filters:
+                  - name: envoy.filters.http.router
+                    typed_config: {}
 admin:
   access_log_path: "/dev/null"
   address:

examples/envoy/proxy.yaml

@@ -41,13 +41,15 @@ static_resources:
           port_value: 8888
       filter_chains:
         - filters:
-            - name: envoy.http_connection_manager
-              config:
-                codec_type: auto
+            - name: envoy.filters.network.http_connection_manager
+              typed_config:
+                "@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
+                codec_type: AUTO
                 stat_prefix: ingress
                 http_filters:
-                  - name: envoy.rate_limit
-                    config:
+                  - name: envoy.filters.http.ratelimit
+                    typed_config:
+                      "@type": type.googleapis.com/envoy.extensions.filters.http.ratelimit.v3.RateLimit
                       domain: rl
                       request_type: external
                       stage: 0
@@ -57,8 +59,8 @@ static_resources:
                         grpc_service:
                           envoy_grpc:
                             cluster_name: ratelimit
-                  - name: envoy.router
-                    config: {}
+                  - name: envoy.filters.http.router
+                    typed_config: {}
                 route_config:
                   name: route
                   virtual_hosts:
@@ -72,8 +74,8 @@ static_resources:
                             cluster: mock
                             rate_limits:
                               - actions:
-                                  - source_cluster: {}
-                                  - destination_cluster: {}
+                                  - source_cluster: {} # This action's value is populated by the "service-cluster" arg passed in when starting Envoy. In this example, it's "proxy" (see docker-compose-example.yml)
+                                  - destination_cluster: {} # This action's value is populated by the value set in the above egress "cluster" field -- "mock"
                         - match:
                             prefix: /header
                           route:

examples/prom-statsd-exporter/conf.yaml

@@ -0,0 +1,67 @@
+mappings: # Requires statsd exporter >= v0.6.0 since it uses the "drop" action.
+  - match:
+      "ratelimit.service.rate_limit.*.*.near_limit"
+    name: "ratelimit_service_rate_limit_near_limit"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+  - match:
+      "ratelimit.service.rate_limit.*.*.over_limit"
+    name: "ratelimit_service_rate_limit_over_limit"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+  - match:
+      "ratelimit.service.rate_limit.*.*.total_hits"
+    name: "ratelimit_service_rate_limit_total_hits"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+
+  - match:
+      "ratelimit.service.rate_limit.*.*.*.near_limit"
+    name: "ratelimit_service_rate_limit_near_limit"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+      key2: "$3"
+  - match:
+      "ratelimit.service.rate_limit.*.*.*.over_limit"
+    name: "ratelimit_service_rate_limit_over_limit"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+      key2: "$3"
+  - match:
+      "ratelimit.service.rate_limit.*.*.*.total_hits"
+    name: "ratelimit_service_rate_limit_total_hits"
+    timer_type: "histogram"
+    labels:
+      domain: "$1"
+      key1: "$2"
+      key2: "$3"
+
+  - match: "ratelimit.service.call.should_rate_limit.*"
+    name: "ratelimit_service_should_rate_limit_error"
+    match_metric_type: counter
+    labels:
+      err_type: "$1"
+
+  - match: "ratelimit.service.config_load_success"
+    name: "ratelimit_service_config_load_success"
+    match_metric_type: counter
+  - match: "ratelimit.service.config_load_error"
+    name: "ratelimit_service_config_load_error"
+    match_metric_type: counter
+  - match: "ratelimit.service.config_load_error"
+    name: "ratelimit_service_config_load_error"
+    match_metric_type: counter
+  - match: "."
+    match_type: "regex"
+    action: "drop"
+    name: "dropped"