docker compose works

server/configuration/nginx.conf

@@ -9,15 +9,15 @@ http{
 
     # Upstream server definitions
     upstream prometheus{
-        server http://prometheus:9090;
+        server prometheus:9090;
     }
 
     upstream pushprox{
-        server http://pushprox:8080;    
+        server pushprox:8080;    
     }
 
     upstream grafana{
-        server http://grafana:3000;
+        server grafana:3000;
     }
 
     # Grafana server configuration

server/docker-compose.yaml

@@ -7,6 +7,7 @@ services:
   # monitoring dashboard for prometheus
   grafana:
     container_name: grafana
+    hostname: grafana
     image: grafana/grafana:8.5.22
     restart: on-failure
     networks:
@@ -16,19 +17,29 @@ services:
   nginx:
     container_name: nginx
     image: nginx:1.23.4
+    volumes:
+      - ${PWD}/configuration/nginx.conf:/etc/nginx/nginx.conf
+    ports:
+      - 3000:3000 # grafana port
+      - 8080:8080 # pushprox port
+      - 9090:9090 # prometheus UI port
     networks:
       - common-network
+    restart: on-failure
 
   # proxy for prometheus to traverse NAT
   pushprox:
+    container_name: pushprox
+    hostname: pushprox
     image: prometheuscommunity/pushprox:master
+    networks:
+      - common-network
 
   # prometheus time-series database
   prometheus:
     container_name: prometheus
+    hostname: prometheus
     image: bitnami/prometheus:2.43.0
-    volumes: 
-      - ./
     restart: on-failure
     networks:
       - common-network