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94 lines
4.3 KiB
Markdown
94 lines
4.3 KiB
Markdown
# cc-docker
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This is a setup for `docker compose` to try out a complete ClusterCockpit Application Stack including all external components. This docker setup is intended for demo purposes, but can be easily configured to be used as a development environment for ClusterCockpit.
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It creates containers for:
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* mysql
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* php-fpm
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* nginx
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* redis
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* openldap
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* influxdb (only in dev mode)
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* phpmyadmin (only in dev mode), this did not work with Chrome for me.
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Ports and Passwords are configured in `.env`.
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## Known Issues
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* `docker-compose` installed on Ubuntu (18.04, 20.04) via `apt-get` can not correctly parse `docker-compose.yml` due to version differences. Install latest version of `docker-compose` from https://docs.docker.com/compose/install/ instead.
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* You need to ensure that no other web server is running on port 80 (e.g. Apache2). If port 80 is already in use, edit NGINX_PORT environment variable in `.env`.
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* Existing VPN connections sometimes cause problems with docker. If `docker-compose` does not start up correctly, try disabling any active VPN connection. Refer to https://stackoverflow.com/questions/45692255/how-make-openvpn-work-with-docker for further information.
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## Using for DEMO purpose
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### Info
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* The demo starts in Symfony production environment.
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* It uses prepared fixture data for databases (Changes will not be preserved).
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* ClusterCockpit is checked out and initialized from scratch on every container start (Changes will not be preserved).
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### Setup
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The fixture data needs to be prepared once before first start of containers:
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* `$ cd data`
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* `$ ./init.sh`
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After that from the root of the repository you can start up the containers with:
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* `docker-compose up`
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* Wait... and wait a little longer
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By default, you can access ClusterCockpit in your browser at http://localhost . If the `NGINX_PORT` environment variable was changed, use `http://localhost:$PORT` .
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Credentials for admin user are:
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* User: `admin`
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* Password: `AdminDev`
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You can shutdown the containers by pressing `CTRL-C`.
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To reuse an existing Symfony tree at `./data/symfony` you may change the environment variable `APP_CLUSTERCOCKPIT_INIT` in `.env` from `true` to `false`.
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## Using for DEVELOP purpose
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### Info
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* The `APP_ENVIRONMENT` variable in `.env` is used to switch the `php-fpm` container to development environment.
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* The `APP_CLUSTERCOCKPIT_INIT` variable in `.env` is used to prevent the container from initializing a new ClusterCockpit instance on every start.
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* In this case, an existing Symfony tree at `./data/symfony` is required.
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* By default, this also uses prepared fixture data for databases. In order to use an existing database, changes in `.env` and `docker-compose.yml` are required (see below).
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### Setup
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This description assumes you will let the docker setup initialize the symfony tree and data fixtures for you.
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If not using an existing database, the fixture data needs to be prepared before the first start of the containers:
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* `$ cd data`
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* `$ ./init.sh dev`
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In `.env`, change the following variables under `APP`
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* `APP_ENVIRONMENT` to `dev`
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In case you want to switch from Demo to Develop you have to purge previous images. This command will purge **ALL** your docker images:
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```
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$ docker images -a -q | xargs docker rmi -f
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```
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Check with:
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```
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$ docker images
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```
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that all images are gone.
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After that from the root of the repository you can start up the containers with (use -d switch to startup in detached mode):
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* `docker-compose -f docker-compose.yml -f docker-compose-dev.yml up`
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* Wait... and wait a little longer
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After the initial setup you have to:
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* Comment or delete the line `- ${DATADIR}/sql:/docker-entrypoint-initdb.d` for `cc-db` to disable initialisation of the MySQL database.
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* Set `APP_CLUSTERCOCKPIT_INIT` to `false` in the .env file
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On subsequent start of the containers you will then reuse the persisted volume data located in the `./data` directory.
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By default, you can access ClusterCockpit in your browser at `http://localhost`.
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If `NGINX_PORT` environment variable was changed, `use http://localhost:$PORT`.
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The InfluxDB Web interface can be accessed at `http://localhost:8086` using the credentials set in `.env`.
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PHPMyAdmin can be reached at `http://localhost:8080`.
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If default database fixture were used, the credentials for admin user are:
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* User: `admin`
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* Password: `AdminDev`
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You can shutdown the containers by pressing `CTRL-C` if not started in detached mode.
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