Dockerize application

Author: gruz0

.env.development.sample

@@ -1,11 +1,12 @@
 # Define ENV variables for development environment
-DATABASE_URL="postgresql://localhost/ruby_jobs_development"
-SERVE_STATIC_ASSETS="true"
-WEB_SESSIONS_SECRET="238d8ece1579f59647fe3d7c5ca2c78f02142a6392506a929d14c46424e52543"
-MODERATION_SESSIONS_SECRET="f62e64af694897dd5a3b949891f2715ada568401017905098809aa80e8943dd0"
-REDISTOGO_URL="redis://localhost:6379"
+HANAMI_ENV=development
+DATABASE_URL=postgres://safelylaunch@postgres/core
+SERVE_STATIC_ASSETS=true
+WEB_SESSIONS_SECRET=238d8ece1579f59647fe3d7c5ca2c78f02142a6392506a929d14c46424e52543
+MODERATION_SESSIONS_SECRET=f62e64af694897dd5a3b949891f2715ada568401017905098809aa80e8943dd0
+REDISTOGO_URL=redis://redis:6379
 
-MODERATION_LOGIN="login"
-MODERATION_PASSWORD="password"
+MODERATION_LOGIN=login
+MODERATION_PASSWORD=password
 
-ROLLBAR_KEY = 'test'
+ROLLBAR_KEY=test

.gitignore

@@ -1,3 +1,5 @@
 /public/assets*
 /tmp
 /coverage
+
+.env.development

Dockerfile.development

@@ -0,0 +1,9 @@
+FROM ruby:2.5.0-alpine
+
+RUN apk add --no-cache build-base postgresql postgresql-dev libpq git
+
+WORKDIR /app
+COPY . /app
+RUN bundle install -j $(nproc) --quiet
+
+ENTRYPOINT ["bundle", "exec"]

Makefile

@@ -0,0 +1,12 @@
+.PHONY: help dockerize shell
+
+help:
+	@echo 'Available targets:'
+	@echo '  make dockerize'
+	@echo '  make shell'
+
+dockerize:
+	docker-compose -f docker-compose.development.yml up --build
+
+shell:
+	docker-compose -f docker-compose.development.yml exec web sh

README.md

@@ -3,32 +3,27 @@
 
 Welcome to your new Hanami project!
 
-## Setup
+## How to run app inside Docker
 
-How to run tests:
+Copy development env-file from sample file:
 
-```
-% bundle exec rake
+```bash
+cp .env.development.sample .env.development
 ```
 
-How to run the development console:
+Then simply run in your terminal:
 
+```bash
+make dockerize
 ```
-% bundle exec hanami console
-```
-
-How to run the development server:
 
-```
-% bundle exec hanami server
-```
+Open [http://localhost:2300](http://localhost:2300) in your browser.
 
-How to prepare (create and migrate) DB for `development` and `test` environments:
+## How to get container's shell
 
-```
-% bundle exec hanami db prepare
+Run in your terminal:
 
-% HANAMI_ENV=test bundle exec hanami db prepare
+```bash
+make shell
 ```
 
-Explore Hanami [guides](http://hanamirb.org/guides/), [API docs](http://docs.hanamirb.org/1.3.0.beta1/), or jump in [chat](http://chat.hanamirb.org) for help. Enjoy! 🌸

docker-compose.development.yml

@@ -1,18 +1,28 @@
 version: '3'
+
 services:
+  redis:
+    image: redis:latest
+
   postgres:
     image: postgres:9.6.2-alpine
     environment:
       POSTGRES_USER: safelylaunch
       POSTGRES_DB: core
+    ports:
+      - 5432:5432
+
   web:
-    build: .
+    build:
+      context: .
+      dockerfile: Dockerfile.development
+    command: sh -c "hanami db migrate && hanami server --host=0.0.0.0"
     volumes:
       - .:/app
     ports:
-      - "2300:2300"
+      - 2300:2300
     depends_on:
       - postgres
-    environment:
-      DATABASE_URL: postgres://safelylaunch@postgres/core
-      HANAMI_ENV: development
+      - redis
+    env_file:
+      - .env.development