Readd very basic metrics

src/main/java/net/frozenorb/apiv3/APIv3.java

@@ -35,6 +35,7 @@ import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
 import net.frozenorb.apiv3.handler.ActorAttributeHandler;
 import net.frozenorb.apiv3.handler.AuthorizationHandler;
+import net.frozenorb.apiv3.handler.MetricsHandler;
 import net.frozenorb.apiv3.route.GETDumpsType;
 import net.frozenorb.apiv3.route.GETWhoAmI;
 import net.frozenorb.apiv3.route.auditLog.GETAuditLog;
@@ -225,6 +226,7 @@ public final class APIv3 extends AbstractVerticle {
         http.route().handler(TimeoutHandler.create(TimeUnit.SECONDS.toMillis(5)));
         http.route().method(HttpMethod.PUT).method(HttpMethod.POST).method(HttpMethod.DELETE).handler(BodyHandler.create());
         http.route().handler(new ActorAttributeHandler());
+        http.route().handler(new MetricsHandler());
         http.route().handler(new AuthorizationHandler());
 
         // TODO: The commented out routes

src/main/java/net/frozenorb/apiv3/handler/MetricsHandler.java

@@ -0,0 +1,40 @@
+package net.frozenorb.apiv3.handler;
+
+import io.vertx.core.Handler;
+import io.vertx.ext.web.RoutingContext;
+import io.vertx.redis.RedisClient;
+import io.vertx.redis.RedisOptions;
+import net.frozenorb.apiv3.APIv3;
+
+public final class MetricsHandler implements Handler<RoutingContext> {
+
+    private static final RedisClient redisClient = RedisClient.create(APIv3.getVertxInstance(),
+            new RedisOptions()
+                    .setAddress(APIv3.getConfig().getProperty("redis.address"))
+                    .setPort(Integer.parseInt(APIv3.getConfig().getProperty("redis.port")))
+    );
+
+    @Override
+    public void handle(RoutingContext ctx) {
+        redisClient.incr("apiv3:requests:total", (totalUpdateResult) -> {
+            if (totalUpdateResult.failed()) {
+                totalUpdateResult.cause().printStackTrace();
+            } else {
+                redisClient.incr("apiv3:requests:method:" + ctx.request().method(), (methodUpdateResult) -> {
+                    if (methodUpdateResult.failed()) {
+                        methodUpdateResult.cause().printStackTrace();
+                    } else {
+                        redisClient.incr("apiv3:requests:actor:" + ctx.get("actor").getClass().getSimpleName(), (actorUpdateResult) -> {
+                            if (actorUpdateResult.failed()) {
+                                actorUpdateResult.cause().printStackTrace();
+                            }
+                        });
+                    }
+                });
+            }
+        });
+
+        ctx.next();
+    }
+
+}