Merge pull request #30 from tadyjp/wip/140301_travis_speedup

travis cache bundlers in S3

.travis.yml

+bundler_args: --without development --path=~/.bundle
 language: ruby
-services:
-  - mysql
 rvm:
   - 2.0.0
+env:
+  matrix:
+  - DB_TEST_DATABASE=rendezvous_test DB_TEST_USER=travis
+  global:
+    - secure: iCVObmVUWglzaPBvhJ/oCg/0LXFffDyGii/ws2YanPxXs9QsFhVDDj0WtKikK1ZsvZQBADRUJlQwDeTj2VD8rTGsq0Wu9Tjjz82vm+BJ6wb67QMr8HAdi096QeushLKmuVni1HEZcfStltSbmxkZpeRNf2XH9hkjb98g/2x4mzg=
+    - BUNDLE_ARCHIVE="rendezvous-travis-bundler"
+    - AWS_S3_REGION="us-east-1"
+    - AWS_S3_BUCKET="rendezvous-travis-bundler"
+    - RAILS_ENV=test
+services:
+  - mysql
+before_install:
+  - "echo 'gem: --no-ri --no-rdoc' > ~/.gemrc"
+  - gem install bundler fog
+  - "sh ./script/travis/bundle_install.sh"
 before_script:
   - mysql -e 'CREATE DATABASE rendezvous_test;'
   - cp config/database.yml.example config/database.yml
   - cp config/settings.yml.example config/settings.yml
-env:
-  - DB_TEST_DATABASE=rendezvous_test DB_TEST_USER=travis
+after_script:
+  - "ruby script/travis/bundle_cache.rb"
+script: "bundle exec rake db:create db:test:load spec"

README.md

@@ -6,7 +6,7 @@ rendezvous
 [![Code Climate](https://codeclimate.com/github/tadyjp/rendezvous.png)](https://codeclimate.com/github/tadyjp/rendezvous)
 [![Dependency Status](https://gemnasium.com/tadyjp/rendezvous.png)](https://gemnasium.com/tadyjp/rendezvous)
 
-A simple markdown-based wiki system for team.
+A simple markdown-based blog & wiki system for team.
 
 
 # Supported versions
@@ -38,28 +38,31 @@ and get
 5. Get [Client ID] and [Client secret]
 
 
-## Create your .env file.
+## Create and edit config files.
 
 ```
-$ cp .env.example .env
-$ vim .env
-```
+$ cp config/database.yml.example config/database.yml
+$ vim config/database.yml
 
-Set Google API [Client ID] and [Client secret] in `.env`
+$ cp config/settings.yml.example config/settings.yml
+$ vim config/settings.yml
+```
 
 
-## Setup DB (Default: mysql).
+## Setup DB
 
 ```
 $ (bundle exec) rake db:migrate
 $ (bundle exec) rake db:seed
 ```
+And have fun with your team !
 
-## Set ENV before start server.
 
-```
-$ source .env
-$ (bundle exec) rails s
-```
 
-And have fun with your team !
+# Test
+
+Rendezvous uses travis-ci for test.
+
+To speet up `bundle install` in travis-ci, Rendezvous use AWS S3 backet for storing gems.
+
+see also: http://randomerrata.com/post/45827813818/travis-s3

script/travis/bundle_cache.rb

+require "digest"
+require "fog"
+
+bucket_name     = ENV["AWS_S3_BUCKET"]
+architecture    = `uname -m`.strip
+
+file_name       = "#{ENV['BUNDLE_ARCHIVE']}-#{architecture}.tgz"
+file_path       = File.expand_path("~/#{file_name}")
+lock_file       = File.join(File.expand_path(ENV["TRAVIS_BUILD_DIR"]), "Gemfile.lock")
+digest_filename = "#{file_name}.sha2"
+old_digest      = File.expand_path("~/remote_#{digest_filename}")
+
+puts "Checking for changes"
+bundle_digest = Digest::SHA2.file(lock_file).hexdigest
+old_digest    = File.exists?(old_digest) ? File.read(old_digest) : ""
+
+if bundle_digest == old_digest
+  puts "=> There were no changes, doing nothing"
+else
+  if old_digest == ""
+    puts "=> There was no existing digest, uploading a new version of the archive"
+  else
+    puts "=> There were changes, uploading a new version of the archive"
+    puts "  => Old checksum: #{old_digest}"
+    puts "  => New checksum: #{bundle_digest}"
+  end
+
+  puts "=> Preparing bundle archive"
+  `cd ~ && tar -cjf #{file_name} .bundle && split -b 5m -a 3 #{file_name} #{file_name}.`
+
+  parts_pattern = File.expand_path(File.join("~", "#{file_name}.*"))
+  parts = Dir.glob(parts_pattern).sort
+
+  storage = Fog::Storage.new({
+    :provider => "AWS",
+    :aws_access_key_id => ENV["AWS_S3_KEY"],
+    :aws_secret_access_key => ENV["AWS_S3_SECRET"],
+    :region => ENV["AWS_S3_REGION"] || "us-east-1"
+  })
+
+  puts "=> Uploading the bundle"
+  puts "  => Beginning multipart upload"
+  response = storage.initiate_multipart_upload bucket_name, file_name, { "x-amz-acl" => "public-read" }
+  upload_id = response.body['UploadId']
+  puts "    => Upload ID: #{upload_id}"
+
+  part_ids = []
+
+  puts "  => Uploading #{parts.length} parts"
+  parts.each_with_index do |part, index|
+    part_number = (index + 1).to_s
+    puts "    => Uploading #{part}"
+    File.open part do |part_file|
+      response = storage.upload_part bucket_name, file_name, upload_id, part_number, part_file
+      part_ids << response.headers['ETag']
+      puts "      => Uploaded"
+    end
+  end
+
+  puts "  => Completing multipart upload"
+  storage.complete_multipart_upload bucket_name, file_name, upload_id, part_ids
+
+  puts "=> Uploading the digest file"
+  bucket = storage.directories.new(key: bucket_name)
+  bucket.files.create({
+    :body         => bundle_digest,
+    :key          => digest_filename,
+    :public       => true,
+    :content_type => "text/plain"
+  })
+end
+
+puts "All done now."
+exit 0

script/travis/bundle_install.sh

+ARCHITECTURE=`uname -m`
+FILE_NAME="$BUNDLE_ARCHIVE-$ARCHITECTURE.tgz"
+
+cd ~
+wget -O "remote_$FILE_NAME" "https://$AWS_S3_BUCKET.s3.amazonaws.com/$FILE_NAME" && tar -xf "remote_$FILE_NAME"
+wget -O "remote_$FILE_NAME.sha2" "https://$AWS_S3_BUCKET.s3.amazonaws.com/$FILE_NAME.sha2"
+
+exit 0