Docker improve rebased (publiclab#450)

* Shortening docker image in ~30%

* Caching bundle, gathering env variables and using newer sintax

* Creating startup script and env file

* Improving travis CI configuration

* Loading assets in production env

* Allow uglifier to interpret ES6

* Don't dettach when building container in travis

* Fix start command

* Fix travis script

* Try to resolve travis tests invocation

* Tweak travis script

* Add delay

* Bundle install before db setup

* Shortening docker image in ~30%

* Caching bundle, gathering env variables and using newer sintax

* Creating startup script and env file

* Improving travis CI configuration

* Loading assets in production env

* Allow uglifier to interpret ES6

* Fix start command

* Fix travis script

* Tweak travis script

* Add delay

* Revert assets changes

* Return to Mysql5.7

* Tweak travis script

* Fix make redeploy-container command

* Add db migrate and precompile step.

* Add bower install to Makefile

* Clean after docker run. Avoid one bower run.

.travis.yml

@@ -6,12 +6,11 @@ install:
   - cp config/database.yml.example config/database.yml
   - cp config/config.yml.example config/config.yml
   - cp db/schema.rb.example db/schema.rb
-  - docker-compose build
-  - docker-compose run web bash -l -c "sleep 10"
-  - docker-compose run web bash -l -c "rake db:setup"
-  - docker-compose run web bash -l -c "rake db:migrate"
-  - docker-compose run web bower install --allow-root
+  - docker-compose up -d --build
+  - docker-compose exec web bash -l -c "sleep 10"
+  - docker-compose exec web bash -l -c "bundle install"
+  - docker-compose exec web bash -l -c "rake db:setup || rake db:migrate"
 
 script:
   - sed -ri "s/REPO_TOKEN/$REPO_TOKEN/" .coveralls.yml
-  - docker-compose run web bash -l -c "CI=true TRAVIS=true rake test"
+  - docker-compose exec web bash -l -c "CI=true TRAVIS=true rake test"

Dockerfile

@@ -1,11 +1,10 @@
 # Dockerfile # Mapknitter
 # https://github.com/publiclab/mapknitter/
+# This image deploys Mapknitter!
 
 FROM debian:buster
-LABEL This image deploys Mapknitter!
 
 # Set correct environment variables.
-RUN mkdir -p /app
 ENV HOME /root
 
 # Install dependencies
@@ -40,5 +39,8 @@ RUN sed -i "s/ LONG_PASSWORD |//g" /usr/local/rvm/gems/ruby-*/gems/mysql2-*/lib/
 
 # Add the Rails app
 WORKDIR /app
-ADD . /app
-RUN bower install --allow-root
+COPY Gemfile /app/Gemfile
+COPY Gemfile.lock /app/Gemfile.lock
+COPY start.sh /app/start.sh
+
+CMD [ "bash", "-l", "start.sh" ]

Makefile

@@ -4,10 +4,11 @@ build:
 	cp config/database.yml.example config/database.yml
 	cp db/schema.rb.example db/schema.rb
 	docker-compose build
-	docker-compose run web bash -l -c "sleep 10 && rake db:setup && rake db:migrate && rake assets:precompile"
+	docker-compose run --rm web bash -l -c "sleep 10 && bower install --allow-root && rake db:setup && rake db:migrate && rake assets:precompile"
 
 deploy-container:
 	docker-compose up -d
 
 redeploy-container:
-	docker-compose up --force-create -d
+	docker-compose up --force-recreate -d
+	docker-compose exec web bash -l -c "sleep 10 && rake db:migrate && rake assets:precompile"

app/assets/javascripts/application.js

@@ -20,8 +20,6 @@
 //= require leaflet-providers/leaflet-providers.js
 //= require leaflet-toolbar/dist/leaflet.toolbar.js
 //= require leaflet-distortableimage/dist/leaflet.distortableimage.js
-//= require leaflet-easybutton/src/easy-button.js
-//= require leaflet-google/index.js
 //= require sparklines/source/sparkline.js
 //= require annotations-legacy.js
 //= require glfx-js/dist/glfx.js

app/assets/javascripts/maps.js

@@ -2,7 +2,6 @@
 //= require knitter
 //= require exif-js/exif.js
 //= require mapknitter
-//= require seiyria-bootstrap-slider/dist/bootstrap-slider.min.js
 
 /* Move navbar links into dropdown if nav is inside the sidebar. */
 jQuery(document).ready(function($) {

app/assets/stylesheets/maps.css.scss

@@ -1,5 +1,4 @@
 /*
- *= require seiyria-bootstrap-slider/dist/css/bootstrap-slider.min.css
  *= require jquery-ui/themes/overcast/jquery-ui.min.css
 */ 
 /* Variables */

config/environments/production.rb

@@ -1,3 +1,5 @@
+require 'uglifier'
+
 Mapknitter::Application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 
@@ -9,13 +11,15 @@
   config.action_controller.perform_caching = true
 
   # Disable Rails's static asset server (Apache or nginx will already do this)
-  config.serve_static_assets = false
+  config.serve_static_assets = true
 
   # Compress JavaScripts and CSS
   config.assets.compress = true
 
   # Don't fallback to assets pipeline if a precompiled asset is missed
-  config.assets.compile = false
+  config.assets.compile = true
+
+  config.assets.js_compressor = Uglifier.new(:harmony => true)
 
   # Generate digests for assets URLs
   config.assets.digest = true
@@ -38,7 +42,7 @@
   # config.force_ssl = true
 
   # See everything in the log (default is :info)
-  # config.log_level = :debug
+  config.log_level = :debug
 
   # Prepend all log lines with the following tags
   # config.log_tags = [ :subdomain, :uuid ]

docker-compose.yml

@@ -1,20 +1,26 @@
-db:
-  image: mysql:5.7
-  environment:
-    - MYSQL_DATABASE=mapknitter
-    - MYSQL_USER=mapknitter
-    - MYSQL_PASSWORD=mapknitter
-    - MYSQL_RANDOM_ROOT_PASSWORD=true
-  volumes:
-    - ../mysql:/var/lib/mysql
-web:
-  build: .
-  command: ./start.sh
-  environment:
-    - RAILS_ENV=production
-  volumes:
-    - ./:/app
-  ports:
-    - "127.0.0.1:3000:3000"
-  links:
-    - db
+version: '3.3'
+services:
+  db:
+    container_name: db
+    image: mysql:5.7
+    env_file:
+      - mapknitter.env
+    volumes:
+      - ../mysql:/var/lib/mysql
+  web:
+    container_name: web
+    build: .
+    env_file:
+      - mapknitter.env
+    volumes:
+      - .:/app
+      - bundle_cache:/usr/local/bundle
+      - bower_cache:/app/public/lib
+    ports:
+      - 3000:3000
+    depends_on:
+      - db
+
+volumes:
+  bundle_cache:
+  bower_cache:

mapknitter.env

@@ -0,0 +1,5 @@
+MYSQL_DATABASE=mapknitter
+MYSQL_USER=mapknitter
+MYSQL_PASSWORD=mapknitter
+MYSQL_RANDOM_ROOT_PASSWORD=true
+RAILS_ENV=production