Added some ratelimiting middleware

echoip_test.toml

@@ -45,3 +45,19 @@ template_location = "templates"
 
 # Prefixes of user agents that should get a text reponse by default
 text_user_agents = ["curl/"]
+
+[ratelimit]
+# Configure a Quota for the Rate limiter
+
+# Please note that this depends on the ip_header being
+# configured correctly!
+
+# How many requests per minute are allowed
+# (How fast the leaky bucket drains)
+per_minute = 20
+# How many requests may come in at once
+# (How much capacity the leaky bucket has)
+burst = 15
+
+#Note: The ratelimit is implemented using the governor crate
+