Questions tagged [docker-compose]
Compose is a tool for defining and running complex applications with Docker. With Compose, you define a multi-container application in a single file, then spin your application up in a single command which does everything that needs to be done to get it running.
docker-compose
2,474
questions
654
votes
20
answers
649k
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Docker Compose wait for container X before starting Y
I am using rabbitmq and a simple python sample from here
together with docker-compose. My problem is that I need to wait for rabbitmq to be fully started. From what I searched so far, I don't know how ...
- 15.5k
657
votes
21
answers
557k
views
Communication between multiple docker-compose projects
I have two separate docker-compose.yml files in two different folders:
~/front/docker-compose.yml
~/api/docker-compose.yml
How can I make sure that a container in front can send requests to a ...
- 22.6k
5
votes
1
answer
1k
views
"Unknown host" error calling containerized backend from frontend
I'm building a containerized application where both the frontend and backend are served from the same Compose file:
version: '3.8'
services:
frontend:
build: ./frontend
ports: ['8001:80']
...
- 150k
1224
votes
28
answers
1.5m
views
How to fix docker: Got permission denied issue
I installed Docker in my machine where I have Ubuntu OS.
When I run:
sudo docker run hello-world
All is ok, but I want to hide the sudo command to make the command shorter.
If I write the command ...
- 14.5k
31
votes
4
answers
50k
views
Docker Compose + Spring Boot + Postgres connection
I have a Java Spring Boot app which works with a Postgres database. I want to use Docker for both of them. I initially put just the Postgres in Docker, and I had a docker-compose.yml file defined like ...
- 6,402
195
votes
10
answers
173k
views
How do you perform Django database migrations when using Docker-Compose?
I have set up a Docker Django/PostgreSQL app closely following the Django Quick Start instructions on the Docker site.
The first time I run Django's manage.py migrate, using the command sudo docker-...
- 5,973
325
votes
42
answers
958k
views
Docker Error bind: address already in use
When I run docker-compose up in my Docker project it fails with the following message:
Error starting userland proxy: listen tcp 0.0.0.0:3000: bind: address already in use
netstat -pna | grep 3000
...
- 4,634
634
votes
14
answers
692k
views
Interactive shell using Docker Compose
Is there any way to start an interactive shell in a container using Docker Compose only? I've tried something like this, in my docker-compose.yml:
myapp:
image: alpine:latest
entrypoint: /bin/sh
...
- 15.5k
291
votes
21
answers
224k
views
Docker-compose: node_modules not present in a volume after npm install succeeds
I have an app with the following services:
web/ - holds and runs a python 3 flask web server on port 5000. Uses sqlite3.
worker/ - has an index.js file which is a worker for a queue. the web server ...
- 19.7k
984
votes
5
answers
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What is the difference between ports and expose in docker-compose?
What is the difference between ports and expose options in docker-compose.yml?
- 34.2k
992
votes
21
answers
1.2m
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Docker Compose - How to execute multiple commands?
I want to do something like this where I can run multiple commands in the following code:
db:
image: postgres
web:
build: .
command: python manage.py migrate
command: python manage.py ...
- 26.7k
53
votes
2
answers
34k
views
Docker app server ip address 127.0.0.1 difference of 0.0.0.0 ip
He everyone. I'm working with docker and trying to dockerize a simple django application that does an external http connect to a web page (real website)
so when I set in the Docker file the address of ...
- 5,869
205
votes
20
answers
213k
views
Docker-compose check if mysql connection is ready
I am trying to make sure that my app container does not run migrations / start until the db container is started and READY TO accept connections.
So I decided to use the healthcheck and depends on ...
- 5,516
65
votes
10
answers
37k
views
Docker-compose no longer building image (AttributeError: cython_sources)
I am building a django-react site and suddenly my docker-compose no longer builds despite any changes to requirements or image versions.
My requirements.txt looks as follows:
Django>=3.2.4,<4.0
...
- 819
575
votes
21
answers
793k
views
How to mount a single file in a volume
I am trying to dockerize a PHP application. In the dockerfile, I download the archive, extract it, etc.
Everything works fine. However, if a new version gets released and I update the dockerfile, I ...
- 7,627