I can’t seem to get MySQL data to persist if I run $ docker-compose down with the following .yml version: ‘2’ services: # other services data: container_name: flask_data image: mysql:latest volumes: – /var/lib/mysql command: “true” mysql: container_name: flask_mysql restart: always image: mysql:latest environment: MYSQL_ROOT_PASSWORD: ‘test_pass’ # TODO: Change this MYSQL_USER: ‘test’ MYSQL_PASS: ‘pass’ volumes_from: – … Read more
I am using RUN instruction within a Dockerfile to install a rpm RUN yum -y install samplerpm-2.3 However, I want to pass the value “2.3” as an argument. My RUN instruction should look something like: RUN yum -y install samplerpm-$arg where $arg=2.3 1 Answer 1
I couldn’t figure out what the difference between those. docker-compose up docker-compose up –build docker-compose build –no-cache Is there any command for upwithout cache? 1 Answer 1
I got some docker containers running on AWS EC2, the /var/lib/docker/overlay2 folder grows very fast in disk size. I’m wondering if it is safe to delete its content? or if docker has some kind of command to free up some disk usage. UPDATE: I actually tried docker system prune -a already, which reclaimed 0Kb. Also … Read more
I use this image: dperson/samba The image is defining it’s own entrypoint and I do not want to override it. I need to pass arguments to the entrypoint, easy with docker only: docker run … dperson/samba arg1 arg2 arg3 But how to do it with docker_compose.yml ? Right now I use as a workaround: command: … Read more
I installed docker-machine 0.1.0 and docker-compose 1.1.0 on Mac OS 10.8.5.Docker-machine is running normally and able to connect by docker-machine ssh. $ docker-machine ls NAME ACTIVE DRIVER STATE URL SWARM dev * virtualbox Running tcp://192.168.99.100:2376 However can’t connect from docker-compose. $ docker-compose up Couldn’t connect to Docker daemon at http+unix://var/run/docker.sock – is it running? If … Read more
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 interacts with this queue using a json API over port 9730. The worker uses redis … Read more
I have a development environment I’m dockerizing and I would like the ability to livereload my changes without having to rebuild docker images. I’m using docker compose because redis is one of my app’s dependencies and I like being able to link a redis container I have two containers defined in my docker-compose.yml: node: build: … Read more
I have a directory apkmirror-scraper-compose with the following structure: . ├── docker-compose.yml ├── privoxy │ ├── config │ └── Dockerfile ├── scraper │ ├── Dockerfile │ ├── newnym.py │ └── requirements.txt └── tor └── Dockerfile I’m trying to run the following docker-compose.yml: version: ‘3’ services: privoxy: build: ./privoxy ports: – “8118:8118” links: – tor tor: … Read more
I would like to be able to use env variables inside docker-compose.yml, with values passed in at the time of docker-compose up. This is the example. I am doing this today with basic docker run command, which is wrapped around my own script. Is there a way to achieve it with compose, without any such … Read more
