Use local httpbin service in examples. (#244)

Signed-off-by: Piotr Sikora <[email protected]>

examples/http_auth_random/docker-compose.yaml

@@ -23,5 +23,14 @@ services:
       - ./target/wasm32-wasi/release:/etc/envoy/proxy-wasm-plugins
     networks:
       - envoymesh
+    depends_on:
+      - httpbin
+  httpbin:
+    image: mccutchen/go-httpbin
+    hostname: httpbin
+    ports:
+      - "8080:8080"
+    networks:
+      - envoymesh
 networks:
   envoymesh: {}

examples/http_auth_random/envoy.yaml

@@ -64,6 +64,5 @@ static_resources:
               - endpoint:
                   address:
                     socket_address:
-                      address: httpbin.org
-                      port_value: 80
-                  hostname: "httpbin.org"
+                      address: httpbin
+                      port_value: 8080

examples/http_auth_random/src/lib.rs

@@ -35,7 +35,7 @@ impl HttpContext for HttpAuthRandom {
             ],
             None,
             vec![],
-            Duration::from_secs(5),
+            Duration::from_secs(1),
         )
         .unwrap();
         Action::Pause