Add healthchecks to docker compose services

Author: richardboehme

.github/workflows/ruby.yml

@@ -21,7 +21,7 @@ jobs:
       - run: mv test/database.yml.example test/database.yml
       - run: mv docker-compose.yml.example docker-compose.yml
         if: ${{ matrix.db_adapter == 'mysql' || matrix.db_adapter == 'postgresql' }}
-      - run: docker compose up -d ${{ matrix.db_adapter }}
+      - run: docker compose up -d --wait ${{ matrix.db_adapter }}
         if: ${{ matrix.db_adapter == 'mysql' || matrix.db_adapter == 'postgresql' }}
       - uses: ruby/setup-ruby@v1
         with:

docker-compose.yml.example

@@ -9,6 +9,12 @@ services:
       - "5432:5432"
     volumes:
       - postgres_data:/var/lib/postgresql/data
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready", "-d", "lexorank"]
+      start_period: 10s
+      interval: 10s
+      timeout: 5s
+      retries: 3
 
   mysql:
     image: mariadb
@@ -20,6 +26,12 @@ services:
       - "3306:3306"
     volumes:
       - mysql_data:/var/lib/mysql
+    healthcheck:
+      test: ["CMD", "healthcheck.sh", "--connect", "--innodb_initialized"]
+      start_period: 10s
+      interval: 10s
+      timeout: 5s
+      retries: 3
 
 volumes:
   postgres_data: