использовать именованные volume-ы для БД Prometheus и Grafana

.gitignore

@@ -10,3 +10,5 @@ __pycache__/
 # virtual environments
 .venv/
 .venv*/
+# .env files
+*.env

services/compose.env.template

@@ -0,0 +1,2 @@
+GF_SECURITY_ADMIN_USER=admin
+GF_SECURITY_ADMIN_PASSWORD=admin

services/compose.yaml

@@ -13,14 +13,52 @@ services:
     image: load_tester:1
     environment:
       API_BASE_URL: "http://prices-predictor:8000/api"
+    # XXX: Предотвращает аварийный выход тестера при отсутствии ответа от prices-predictor
+    # во время его (потенциально долгого) запуска.
+    depends_on:
+      - prices-predictor
     deploy:
       replicas: 2
+    profiles:
+      - "with-testers"
 
   prometheus:
     image: prom/prometheus:v3.7.3
     ports:
       - "9090:9090"
+    user: nobody
     command:
       - "--config.file=/etc/prometheus/prometheus.yaml"
     volumes:
       - "./prometheus/prometheus.yaml:/etc/prometheus/prometheus.yaml:ro"
+      - "prometheus-storage:/prometheus"
+
+  grafana:
+    image: grafana/grafana:12.4.0-20012734117
+    ports:
+      - "3000:3000"
+    #environment:
+    #  GF_SECURITY_ADMIN_USER: "$__file{/run/secrets/grafana-admin-user}"
+    #  GF_SECURITY_ADMIN_PASSWORD: "$__file{/run/secrets/grafana-admin-password}"
+    #secrets:
+    #  - grafana-admin-user
+    #  - grafana-admin-password
+    environment:
+      GF_SECURITY_ADMIN_USER: "${GF_SECURITY_ADMIN_USER:-admin}"
+      GF_SECURITY_ADMIN_PASSWORD: "${GF_SECURITY_ADMIN_PASSWORD:-admin}"
+    volumes:
+      - "grafana-storage:/var/lib/grafana"
+
+volumes:
+
+  prometheus-storage: {}
+
+  grafana-storage: {}
+
+#secrets:
+#
+#  grafana-admin-user:
+#    environment: GF_SECURITY_ADMIN_USER
+#
+#  grafana-admin-password:
+#    environment: GF_SECURITY_ADMIN_PASSWORD

services/prometheus/.gitignore

@@ -0,0 +1 @@
+data/