update to reflect true final state

docker-compose.yml

@@ -14,6 +14,30 @@ services:
     networks:
       - mm_2023
 
+  consul-server:
+    image: hashicorp/consul:1.14.4
+    container_name: consul-server
+    restart: always
+    volumes:
+      - ./consul/server.json:/consul/config/server.json:ro
+    ports:
+      - "8500:8500"
+      - "8600:8600/tcp"
+      - "8600:8600/udp"
+    command: "agent"
+    networks:
+      - mm_2023
+
+  consul-client:
+    image: hashicorp/consul:1.14.4
+    container_name: consul-client
+    restart: always
+    volumes:
+      - ./consul/client.json:/consul/config/client.json:ro
+    command: "agent"
+    networks:
+      - mm_2023
+
 volumes:
   rabbit-data:
   rabbit-log:

load_balancer/Dockerfile

@@ -0,0 +1,16 @@
+FROM nginx:1.23
+ARG    CONSUL_TEMPLATE_VERSION=0.30.0
+# we define an environment variable with the location of our Consul cluster. By default, it will try to resolve to
+# consul-client:8500 which would be the behavior if we have Consul running as a container in the same host and we link it to this
+# Nginx container (with the alias consul, of course). But this environment variable can also be overridden when we run the
+# container if we want to point somewhere else.
+ENV 	 CONSUL_URL consul-client:8500
+
+# download the latest version of Consul Template and we put it on /usr/local/bin
+ADD 	 https://releases.hashicorp.com/consul-template/${CONSUL_TEMPLATE_VERSION}/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip /usr/bin/
+RUN 	 unzip /usr/bin/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip && \
+    	 mv consul-template /usr/local/bin/consul-template && \
+    	 rm -rf /usr/bin/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip
+
+
+COPY nginx.conf /etc/nginx/nginx.conf

load_balancer/nginx.conf

@@ -0,0 +1,41 @@
+
+#user  nobody;
+worker_processes  1;
+
+events {
+    worker_connections  1024;
+}
+
+http {
+    default_type  application/json;
+
+    keepalive_timeout  65;
+
+    server {
+        listen       80;
+
+        location / {
+          proxy_pass http://localhost:8080;
+        }
+
+        location /health {
+          access_log off;
+          add_header 'Content-Type' 'text/plain';
+          return 200 "OK";
+        }
+    }
+
+    server {
+      listen 8080;
+
+      location / {
+        return 200 "Hello, world";
+      }
+
+      location /health {
+        access_log off;
+        add_header 'Content-Type' 'text/plain';
+        return 200 "OK";
+      }
+  }
+}