Merge pull request #5 from C4T-BuT-S4D/pomo/ark-db-healthcheck

Add ark service healthcheck

Author: jnovikov

services/ark/docker-compose.yml

@@ -10,12 +10,16 @@ services:
     volumes:
       - postgres_data:/var/lib/postgresql/data
     command: postgres -c max_connections=1000
+    healthcheck:
+      test: pg_isready -U postgres -d ark
+      interval: 10s
+      timeout: 5s
+      retries: 5
+      start_period: 30s
 
   app:
     build: .
     restart: unless-stopped
-    depends_on:
-      - db
     environment:
       DATABASE_URL: postgres://postgres:postgres@db:5432/ark
     ports:
@@ -39,6 +43,9 @@ services:
       net.ipv4.tcp_keepalive_probes: 5
     cpus: 2
     mem_limit: 2048M
+    depends_on:
+      db:
+        condition: service_healthy
 
 volumes:
   postgres_data: