Docker compose healthchecks for containers

healthchecks.yml

# mariadb
healthcheck:
      test: healthcheck.sh --connect --innodb_initialized
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s
#ENV: MARIADB_ROOT_PASSWORD: password...

# mariadb alternative
healthcheck:
      test: ["CMD-SHELL", "mysql -u root -pexample -e 'SELECT 1' || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

# nextcloud fpm
healthcheck:
      test: php -r 'if (@fsockopen("127.0.0.1", 9000)) print("OK"); else print("ERROR");';
      interval: 20s
      timeout: 10s
      retries: 3
      start_period: 10s

# generic nginx
healthcheck:
      test: curl -sf http://127.0.0.1/
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 15s

# sqlpad
healthcheck:
      test: ["CMD-SHELL", "wget --quiet --tries=1 --spider http://127.0.0.1/ || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 15s

# generic nginx manager
healthcheck:
      test: curl -sf http://127.0.0.1:81/
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 15s

# portainer
healthcheck:
      test: wget --no-verbose --tries=1 --spider http://localhost:9000/ || exit 1
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s
     
# gitea   
healthcheck:
      test: ["CMD", "curl", "-sf", "http://127.0.0.1:80/"]
      interval: 30s
      timeout: 10s
      retries: 3

# registry
healthcheck:
      test: ["CMD-SHELL", "wget --quiet --spider http://127.0.0.1:5000/ || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s

# registry ui
healthcheck:
      test: ["CMD-SHELL", "wget --quiet --spider http://127.0.0.1:80/ || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 10s
      
# redis
healthcheck:
      test: ["CMD-SHELL", "redis-cli ping | grep PONG || exit 1"]
      interval: 10s
      timeout: 5s
      retries: 3
      start_period: 10s
      
# drone runner

healthcheck:
      test: ["CMD-SHELL", "wget --quiet --spider http://127.0.0.1:3000/healthz || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s
      
# drone
healthcheck:
      test: ["CMD-SHELL", "wget --quiet --spider http://127.0.0.1/healthz || exit 1"]
      interval: 30s
      timeout: 10s
      retries: 3
      start_period: 30s