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Rename dev.yml to local.yml (#1227)
* Rename dev.yml to local.yml Closes #1226. * Rename docker-compose.yml to production.yml
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@ -12,7 +12,7 @@ Prerequisites
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Understand the Compose Setup
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--------------------------------
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Before you start, check out the `docker-compose.yml` file in the root of this project. This is where each component
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Before you start, check out the `production.yml` file in the root of this project. This is where each component
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of this application gets its configuration from. Notice how it provides configuration for these services:
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* `postgres` service that runs the database
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@ -63,7 +63,7 @@ Optional: nginx-proxy Setup
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---------------------------
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By default, the application is configured to listen on all interfaces on port 80. If you want to change that, open the
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`docker-compose.yml` file and replace `0.0.0.0` with your own ip.
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`production.yml` file and replace `0.0.0.0` with your own ip.
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If you are using `nginx-proxy`_ to run multiple application stacks on one host, remove the port setting entirely and add `VIRTUAL_HOST=example.com` to your env file. Here, replace example.com with the value you entered for `domain_name`.
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@ -87,7 +87,7 @@ Replace dhparam.pem.example with a generated dhparams.pem file before running an
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$ openssl dhparam -out /path/to/project/compose/nginx/dhparams.pem 2048
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If you would like to add additional subdomains to your certificate, you must add additional parameters to the certbot command in the `docker-compose.yml` file:
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If you would like to add additional subdomains to your certificate, you must add additional parameters to the certbot command in the `production.yml` file:
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Replace:
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@ -110,7 +110,7 @@ If you would like to set up autorenewal of your certificates, the following comm
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#!/bin/bash
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cd <project directory>
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docker-compose run --rm --name certbot certbot bash -c "sleep 6 && certbot certonly --standalone -d {{ cookiecutter.domain_name }} --test --agree-tos --email {{ cookiecutter.email }} --server https://acme-v01.api.letsencrypt.org/directory --rsa-key-size 4096 --verbose --keep-until-expiring --preferred-challenges http-01"
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docker-compose -f production.yml run --rm --name certbot certbot bash -c "sleep 6 && certbot certonly --standalone -d {{ cookiecutter.domain_name }} --test --agree-tos --email {{ cookiecutter.email }} --server https://acme-v01.api.letsencrypt.org/directory --rsa-key-size 4096 --verbose --keep-until-expiring --preferred-challenges http-01"
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docker exec {{ cookiecutter.project_name }}_nginx_1 nginx -s reload
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And then set a cronjob by running `crontab -e` and placing in it (period can be adjusted as desired)::
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@ -125,40 +125,40 @@ directory.
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You'll need to build the stack first. To do that, run::
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docker-compose build
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docker-compose -f production.yml build
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Once this is ready, you can run it with::
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docker-compose up
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docker-compose -f production.yml up
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To run a migration, open up a second terminal and run::
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docker-compose run django python manage.py migrate
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docker-compose -f production.yml run django python manage.py migrate
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To create a superuser, run::
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docker-compose run django python manage.py createsuperuser
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docker-compose -f production.yml run django python manage.py createsuperuser
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If you need a shell, run::
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docker-compose run django python manage.py shell
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docker-compose -f production.yml run django python manage.py shell
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To get an output of all running containers.
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To check your logs, run::
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docker-compose logs
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docker-compose -f production.yml logs
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If you want to scale your application, run::
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docker-compose scale django=4
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docker-compose scale celeryworker=2
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docker-compose -f production.yml scale django=4
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docker-compose -f production.yml scale celeryworker=2
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.. warning:: Don't run the scale command on postgres, celerybeat, certbot, or nginx.
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If you have errors, you can always check your stack with `docker-compose`. Switch to your projects root directory and run::
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docker-compose ps
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docker-compose -f production.yml ps
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Supervisor Example
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@ -166,12 +166,12 @@ Supervisor Example
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Once you are ready with your initial setup, you want to make sure that your application is run by a process manager to
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survive reboots and auto restarts in case of an error. You can use the process manager you are most familiar with. All
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it needs to do is to run `docker-compose up` in your projects root directory.
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it needs to do is to run `docker-compose -f production.yml up` in your projects root directory.
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If you are using `supervisor`, you can use this file as a starting point::
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[program:{{cookiecutter.project_slug}}]
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command=docker-compose up
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command=docker-compose -f production.yml up
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directory=/path/to/{{cookiecutter.project_slug}}
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redirect_stderr=true
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autostart=true
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@ -37,9 +37,9 @@ Build the Stack
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This can take a while, especially the first time you run this particular command
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on your development system::
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$ docker-compose -f dev.yml build
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$ docker-compose -f local.yml build
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If you want to build the production environment you don't have to pass an argument -f, it will automatically use docker-compose.yml.
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If you want to build the production environment you don't have to pass an argument -f, it will automatically use production.yml.
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Boot the System
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---------------
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@ -51,26 +51,26 @@ runs will occur quickly.
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Open a terminal at the project root and run the following for local development::
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$ docker-compose -f dev.yml up
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$ docker-compose -f local.yml up
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You can also set the environment variable ``COMPOSE_FILE`` pointing to ``dev.yml`` like this::
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You can also set the environment variable ``COMPOSE_FILE`` pointing to ``local.yml`` like this::
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$ export COMPOSE_FILE=dev.yml
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$ export COMPOSE_FILE=local.yml
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And then run::
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$ docker-compose up
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$ docker-compose -f production.yml up
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Running management commands
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~~~~~~~~~~~~~~~~~~~~~~~~~~~
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As with any shell command that we wish to run in our container, this is done
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using the ``docker-compose run`` command.
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using the ``docker-compose -f production.yml run`` command.
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To migrate your app and to create a superuser, run::
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$ docker-compose -f dev.yml run django python manage.py migrate
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$ docker-compose -f dev.yml run django python manage.py createsuperuser
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$ docker-compose -f local.yml run django python manage.py migrate
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$ docker-compose -f local.yml run django python manage.py createsuperuser
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Here we specify the ``django`` container as the location to run our management commands.
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@ -82,7 +82,7 @@ When ``DEBUG`` is set to `True`, the host is validated against ``['localhost', '
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Production Mode
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~~~~~~~~~~~~~~~
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Instead of using `dev.yml`, you would use `docker-compose.yml`.
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Instead of using `local.yml`, you would use `production.yml`.
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Other Useful Tips
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-----------------
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@ -104,7 +104,7 @@ If you want to run the stack in detached mode (in the background), use the ``-d`
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::
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$ docker-compose -f dev.yml up -d
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$ docker-compose -f local.yml up -d
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Debugging
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~~~~~~~~~~~~~
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@ -122,7 +122,7 @@ Then you may need to run the following for it to work as desired:
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::
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$ docker-compose -f dev.yml run --service-ports django
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$ docker-compose -f local.yml run --service-ports django
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django-debug-toolbar
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@ -2,26 +2,26 @@
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Database Backups with Docker
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============================
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The database has to be running to create/restore a backup. These examples show local examples. If you want to use it on a remote server, remove ``-f dev.yml`` from each example.
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The database has to be running to create/restore a backup. These examples show local examples. If you want to use it on a remote server, remove ``-f local.yml`` from each example.
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Running Backups
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================
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Run the app with `docker-compose -f dev.yml up`.
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Run the app with `docker-compose -f local.yml up`.
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To create a backup, run::
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docker-compose -f dev.yml run postgres backup
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docker-compose -f local.yml run postgres backup
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To list backups, run::
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docker-compose -f dev.yml run postgres list-backups
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docker-compose -f local.yml run postgres list-backups
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To restore a backup, run::
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docker-compose -f dev.yml run postgres restore filename.sql
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docker-compose -f local.yml run postgres restore filename.sql
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Where <containerId> is the ID of the Postgres container. To get it, run::
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@ -130,7 +130,7 @@ def remove_docker_files():
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"""
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Removes files needed for docker if it isn't going to be used
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"""
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for filename in ["dev.yml", "docker-compose.yml", ".dockerignore"]:
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for filename in ["local.yml", "production.yml", ".dockerignore"]:
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os.remove(os.path.join(
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PROJECT_DIRECTORY, filename
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))
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@ -296,4 +296,4 @@ if '{{ cookiecutter.use_elasticbeanstalk_experimental }}'.lower() != 'y':
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# 13. Remove files conventional to opensource projects only.
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if '{{ cookiecutter.open_source_license }}' == 'Not open source':
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remove_open_source_files()
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remove_open_source_files()
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@ -15,7 +15,7 @@ cookiecutter ../../ --no-input --overwrite-if-exists use_docker=y js_task_runner
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cd project_name
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# run the project's tests
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docker-compose -f dev.yml run django python manage.py test
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docker-compose -f local.yml run django python manage.py test
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# return non-zero status code if there are migrations that have not been created
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docker-compose -f dev.yml run django python manage.py makemigrations --dry-run --check || { echo "ERROR: there were changes in the models, but migration listed above have not been created and are not saved in version control"; exit 1; }
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docker-compose -f local.yml run django python manage.py makemigrations --dry-run --check || { echo "ERROR: there were changes in the models, but migration listed above have not been created and are not saved in version control"; exit 1; }
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@ -17,10 +17,10 @@ export PGPASSWORD=$POSTGRES_PASSWORD
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# check that we have an argument for a filename candidate
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if [[ $# -eq 0 ]] ; then
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echo 'usage:'
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echo ' docker-compose run postgres restore <backup-file>'
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echo ' docker-compose -f production.yml run postgres restore <backup-file>'
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echo ''
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echo 'to get a list of available backups, run:'
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echo ' docker-compose run postgres list-backups'
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echo ' docker-compose -f production.yml run postgres list-backups'
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exit 1
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fi
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@ -31,7 +31,7 @@ BACKUPFILE=/backups/$1
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if ! [ -f $BACKUPFILE ]; then
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echo "backup file not found"
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echo 'to get a list of available backups, run:'
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echo ' docker-compose run postgres list-backups'
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echo ' docker-compose -f production.yml run postgres list-backups'
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exit 1
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fi
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@ -29,7 +29,7 @@ The Docker compose tool (previously known as `fig`_) makes linking these contain
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webserver/
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Dockerfile
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...
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docker-compose.yml
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production.yml
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Each component of your application would get its own `Dockerfile`_. The rest of this example assumes you are using the `base postgres image`_ for your database. Your database settings in `config/base.py` might then look something like:
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@ -48,7 +48,7 @@ Each component of your application would get its own `Dockerfile`_. The rest of
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}
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}
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The `Docker compose documentation`_ explains in detail what you can accomplish in the `docker-compose.yml` file, but an example configuration might look like this:
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The `Docker compose documentation`_ explains in detail what you can accomplish in the `production.yml` file, but an example configuration might look like this:
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.. _Docker compose documentation: https://docs.docker.com/compose/#compose-documentation
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@ -107,9 +107,9 @@ We'll ignore the webserver for now (you'll want to comment that part out while w
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# uncomment the line below to use container as a non-root user
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USER python:python
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Running `sudo docker-compose build` will follow the instructions in your `docker-compose.yml` file and build the database container, then your webapp, before mounting your cookiecutter project files as a volume in the webapp container and linking to the database. Our example yaml file runs in development mode but changing it to production mode is as simple as commenting out the line using `runserver` and uncommenting the line using `gunicorn`.
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Running `sudo docker-compose -f production.yml build` will follow the instructions in your `production.yml` file and build the database container, then your webapp, before mounting your cookiecutter project files as a volume in the webapp container and linking to the database. Our example yaml file runs in development mode but changing it to production mode is as simple as commenting out the line using `runserver` and uncommenting the line using `gunicorn`.
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Both are set to run on port `0.0.0.0:8000`, which is where the Docker daemon will discover it. You can now run `sudo docker-compose up` and browse to `localhost:8000` to see your application running.
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Both are set to run on port `0.0.0.0:8000`, which is where the Docker daemon will discover it. You can now run `sudo docker-compose -f production.yml up` and browse to `localhost:8000` to see your application running.
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Deployment
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^^^^^^^^^^
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@ -155,7 +155,7 @@ That Dockerfile assumes you have an Nginx conf file named `site.conf` in the sam
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}
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}
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Running `sudo docker-compose build webserver` will build your server container. Running `sudo docker-compose up` will now expose your application directly on `localhost` (no need to specify the port number).
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Running `sudo docker-compose -f production.yml build webserver` will build your server container. Running `sudo docker-compose -f production.yml up` will now expose your application directly on `localhost` (no need to specify the port number).
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Building and running your app on EC2
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^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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@ -166,9 +166,9 @@ All you now need to do to run your app in production is:
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* Install your preferred source control solution, Docker and Docker compose on the news instance.
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* Pull in your code from source control. The root directory should be the one with your `docker-compose.yml` file in it.
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* Pull in your code from source control. The root directory should be the one with your `production.yml` file in it.
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* Run `sudo docker-compose build` and `sudo docker-compose up`.
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* Run `sudo docker-compose -f production.yml build` and `sudo docker-compose -f production.yml up`.
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* Assign an `Elastic IP address`_ to your new machine.
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@ -21,11 +21,11 @@ Next, you have to add new remote python interpreter, based on already tested dep
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.. image:: images/3.png
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Switch to *Docker Compose* and select `dev.yml` file from directory of your project, next set *Service name* to `django`
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Switch to *Docker Compose* and select `local.yml` file from directory of your project, next set *Service name* to `django`
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.. image:: images/4.png
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Because Pycharm restarts container every time you use Configuration Run, to not have server restarted during running tests, we defined second service in `dev.yml` file called pycharm. To use it, you have to add interpreter of second service as well.
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Because Pycharm restarts container every time you use Configuration Run, to not have server restarted during running tests, we defined second service in `local.yml` file called pycharm. To use it, you have to add interpreter of second service as well.
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.. image:: images/5.png
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