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Update 101-docker-compose.md

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update : add depends_on
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Baptiste TAVIOT
2024-01-09 15:02:59 +01:00
committed by GitHub
parent 601d21ca9d
commit d90cd01fab
1 changed files with 4 additions and 2 deletions
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src/data/roadmaps/docker/content/108-running-containers/101-docker-compose.md
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@@ -21,13 +21,15 @@ services:
image: nginx:latest image: nginx:latest
ports: ports:
- "80:80" - "80:80"
depends_on:
- db
db: db:
image: mysql:latest image: mysql:latest
environment: environment:
MYSQL_ROOT_PASSWORD: mysecretpassword MYSQL_ROOT_PASSWORD: mysecretpassword
``` ```
In this example, we have specified two services: a web server (`web`) running the latest version of the nginx image, and a database server (`db`) running MySQL. The web server exposes its port 80 to the host machine, and the database server has an environment variable set for the root password. In this example, we have specified two services: a web server (`web`) running the latest version of the nginx image, and a database server (`db`) running MySQL. The web server exposes its port 80 to the host machine and depends on the launch of the database (`db`). The database server has an environment variable set for the root password.
## Running Docker Compose: ## Running Docker Compose:
@@ -46,4 +48,4 @@ Docker Compose will read the file and start the defined services in the specifie
- `docker-compose logs`: Displays the logs of all containers defined in the `docker-compose.yml` file. - `docker-compose logs`: Displays the logs of all containers defined in the `docker-compose.yml` file.
- `docker-compose build`: Builds all images defined in the `docker-compose.yml` file. - `docker-compose build`: Builds all images defined in the `docker-compose.yml` file.
That's a brief introduction to Docker Compose! For more information, check out the official [Docker Compose documentation](https://docs.docker.com/compose/). That's a brief introduction to Docker Compose! For more information, check out the official [Docker Compose documentation](https://docs.docker.com/compose/).