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No much going on here. I have a Postgres database and some kind of NodeJS app that will use it. When this starts with a docker-compose up it's ...

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With docker-compose ps you can easily verify the result: ... healthcheck: test: ["CMD-SHELL", "pg_isready -U postgres && psql -lqt | cut -d ...

Docker Healthchecks. HEALTHCHECK was added in 1.12 (mid 2016) Supported in Dockerfile, Compose YAML, docker run and Swarm Services. Docker engine will exec's the command in the container. (e.g. curl localhosht) It expects exit 0 (OK) or exit 1 (Error) Three container states: starting, healthy, unhealthy.

The Docker Compose’s Way. A simple way to solve the problem is to use the built-in health checks functionality available in docker-compose 2.1. We can basically tell a service to wait until another service (or multiple services) has completed a health check. Here is a docker-compose.yml with basic health checks set up for both Postgres and MySQL:

10.12.2020 · Step 3: Docker Compose Up. Run the docker compose up to start the Postgres database and run the database init script.. docker-compose up We should now be able to connect to the database using a tool like DBeaver or pgAdmin. The following screenshot shows a connection to the database using pgAdmin on a Mac.

The healthcheck property was originally introduced in the 2.1 Compose file format and is now part of the Compose Specification used by recent versions of Docker ...

05.07.2021 · docker-compose-healthcheck . The healthcheck property was originally introduced in the 2.1 Compose file format and is now part of the Compose Specification used by recent versions of Docker Compose. This allows a check to be configured in order to determine whether or not containers for a service are "healthy."

Compose file reference. ... Compose file format, Docker Engine release ... redis: image: redis db: image: postgres healthcheck: test: "exit 0".

healthcheck: test: ["CMD", "curl", "-f", "http://localhost"] interval: 1m30s timeout: 10s retries: 3 start_period: 40s.

26.07.2021 · Step 1. Create the Docker Compose file. The first step consists of creating the configuration file to run Postgres in Docker. This file is called docker-compose.yml, and you can make it at your project's root. If you don't have any project yet, you can do it in a new folder on your computer. Once you created the Docker Compose file, your folder ...

01.12.2020 · I'm using secrets to manage username, password, and dbname with a Docker stack using Postgres as a DB. I now want to use the healthcheck feature that Docker provides. docker-compose.yml x-db-secret...

A particularly common use case is a service that depends on a database, such as PostgreSQL. We can configure docker-compose to wait for the PostgreSQL ...

... a library of health checks used for various docker-compose containers. ... 'ping' ] interval: 5m timeout: 10s retries: 5 PostgreSQL ...

@danmutblix Actually this does work with the docker-compose 2.1 format: $ docker-compose config services: nginx: depends_on: postgres: condition: service_healthy image: nginx:1.20 postgres: environment: POSTGRES_PASSWORD: test healthcheck: test: pg_isready image: postgres:13 version: '2.1' $ docker-compose up -d Building with native build.

We can configure docker-compose to wait for the PostgreSQL container to startup and be ready to accept requests before continuing. The following healthcheck has ...

I now want to use the healthcheck feature that Docker provides. docker-compose.yml x-db-secrets: &db_secrets - psql_user - psql_pass - ...

When comparing docker-compose-healthcheck and compose-postgres you can also consider the following projects: prometheus - A docker-compose stack for Prometheus monitoring. konga - More than just another GUI to Kong Admin API. docker-compose-healthcheck vs prometheus. docker-compose-healthcheck vs konga.