add: Logstash config file

logstash-logging/logstash.conf

@@ -0,0 +1,29 @@
+input {
+    rabbitmq {
+        host => "${RABBITMQ_HOST}"
+        user => "${RABBITMQ_USER}"
+        password => "${RABBITMQ_PSW}"
+        exchange => "${RABBITMQ_EXCHANGE}"
+        exchange_type => "fanout"
+        durable => true
+        key => ""
+        threads => 1
+    }
+}
+
+filter {
+    mutate {
+        remove_field => ["@version", "host", "path", "event", "log"]
+    }
+}
+
+output {
+    stdout {
+        codec => rubydebug
+    }
+    elasticsearch {
+        hosts => ["elasticsearch:9200"]
+        index => "alerts"
+        document_type => "_doc"
+    }
+}