switch image.rb to google storage via fog library

Gemfile

@@ -12,6 +12,8 @@ gem 'authlogic-oid'
 gem "composite_primary_keys"
 gem 'figaro' # To easily test OAuth providers in the development mode
 gem 'friendly_id'
+gem 'fog-google', '1.13.0' # Limited to `v1.13.0` due to https://github.com/fog/fog-google/issues/535
+gem 'fog-local', '0.6.0'
 gem 'gemoji'
 gem 'geocoder'
 gem 'georuby', '2.0'

Gemfile.lock

@@ -131,6 +131,7 @@ GEM
       dry-logic (~> 1.0, >= 1.0.2)
     equalizer (0.0.11)
     erubi (1.10.0)
+    excon (0.83.0)
     execjs (2.7.0)
     faraday (1.5.0)
       faraday-em_http (~> 1.0)
@@ -155,15 +156,44 @@ GEM
       rake
     figaro (1.2.0)
       thor (>= 0.14.0, < 2)
+    fog-core (2.1.0)
+      builder
+      excon (~> 0.58)
+      formatador (~> 0.2)
+      mime-types
+    fog-google (1.13.0)
+      fog-core (<= 2.1.0)
+      fog-json (~> 1.2)
+      fog-xml (~> 0.1.0)
+      google-api-client (>= 0.44.2, < 0.51)
+      google-cloud-env (~> 1.2)
+    fog-json (1.2.0)
+      fog-core
+      multi_json (~> 1.10)
+    fog-local (0.6.0)
+      fog-core (>= 1.27, < 3.0)
+    fog-xml (0.1.3)
+      fog-core
+      nokogiri (>= 1.5.11, < 2.0.0)
     font-awesome-rails (4.7.0.7)
       railties (>= 3.2, < 7)
+    formatador (0.3.0)
     friendly_id (5.4.2)
       activerecord (>= 4.0.0)
     gemoji (3.0.1)
     geocoder (1.6.7)
     georuby (2.0.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
+    google-api-client (0.50.0)
+      addressable (~> 2.5, >= 2.5.1)
+      googleauth (~> 0.9)
+      httpclient (>= 2.8.1, < 3.0)
+      mini_mime (~> 1.0)
+      representable (~> 3.0)
+      retriable (>= 2.0, < 4.0)
+      rexml
+      signet (~> 0.12)
     google-apis-core (0.4.0)
       addressable (~> 2.5, >= 2.5.1)
       googleauth (>= 0.16.2, < 2.a)
@@ -617,6 +647,8 @@ DEPENDENCIES
   critical-path-css-rails (~> 4.1.1)
   execjs
   figaro
+  fog-google (= 1.13.0)
+  fog-local (= 0.6.0)
   font-awesome-rails
   friendly_id
   gemoji
@@ -714,4 +746,4 @@ RUBY VERSION
    ruby 2.6.6p146
 
 BUNDLED WITH
-   2.2.3
+   2.2.21

app/models/image.rb

@@ -4,7 +4,7 @@ class Image < ApplicationRecord
   belongs_to :user, foreign_key: :uid
   belongs_to :node, foreign_key: :nid
 
-  has_attached_file :photo, styles: { thumb: '200x150>', medium: '500x375>', large: '800x600>' } # ,
+  has_attached_file :photo, styles: { thumb: '200x150>', medium: '500x375>', large: '800x600>' }
 
   validates :uid, presence: true
   validates :photo, presence: true, unless: :remote_url_provided?

config/initializers/paperclip.rb

@@ -8,3 +8,13 @@
   csv: ['application/octet-stream', 'text/plain']
 }
 Paperclip::DataUriAdapter.register
+Paperclip::Attachment.default_options[:storage] = :fog
+Paperclip::Attachment.default_options[:fog_directory] = ENV["GOOGLE_STORAGE_BUCKET_NAME"] || ''
+Paperclip::Attachment.default_options[:path] = ":rails_root/public/system/public/system/:class/:attachment/:id_partition/:style/:filename"
+Paperclip::Attachment.default_options[:fog_credentials] = {
+    provider: ENV["FOG_PROVIDER"] || "Local",
+    local_root: "#{Rails.root}/public",
+    google_project: 'public-lab' ,
+    google_json_key_location: ENV["GOOGLE_JSON_KEY_FILE"] || ''
+}
+Paperclip::Attachment.default_options[:fog_host] = ""

containers/docker-compose-production.yml

@@ -54,6 +54,11 @@ services:
       - TWITTER_ACCESS_TOKEN_SECRET=${TWITTER_ACCESS_TOKEN_SECRET}
       - WEBSITE_HOST_PATTERN=${WEBSITE_HOST_PATTERN}
       - TWEET_SEARCH=${TWEET_SEARCH}
+      - GOOGLE_STORAGE_SECRET=${GOOGLE_STORAGE_SECRET}
+      - GOOGLE_STORAGE_KEY=${GOOGLE_STORAGE_KEY}
+      - GOOGLE_STORAGE_BUCKET_NAME=${GOOGLE_STORAGE_BUCKET_NAME}
+      - GOOGLE_JSON_KEY_FILE=${GOOGLE_JSON_KEY_FILE}
+      - FOG_PROVIDER=${FOG_PROVIDER}
     volumes:
       - ..:/app
       - /etc/passwd:/etc/passwd:ro

containers/docker-compose-stable.yml

@@ -53,6 +53,11 @@ services:
       - TWITTER_ACCESS_TOKEN_SECRET=${TWITTER_ACCESS_TOKEN_SECRET}
       - WEBSITE_HOST_PATTERN=${WEBSITE_HOST_PATTERN}
       - TWEET_SEARCH=${TWEET_SEARCH}
+      - GOOGLE_JSON_KEY_FILE=${GOOGLE_JSON_KEY_FILE}
+      - GOOGLE_STORAGE_SECRET=${GOOGLE_STORAGE_SECRET}
+      - GOOGLE_STORAGE_KEY=${GOOGLE_STORAGE_KEY}
+      - GOOGLE_STORAGE_BUCKET_NAME=${GOOGLE_STORAGE_BUCKET_NAME}
+      - FOG_PROVIDER=${FOG_PROVIDER}
     volumes:
       - ..:/app
       - /etc/passwd:/etc/passwd:ro

containers/docker-compose-unstable.yml

@@ -53,6 +53,11 @@ services:
       - TWITTER_ACCESS_TOKEN_SECRET=${TWITTER_ACCESS_TOKEN_SECRET}
       - WEBSITE_HOST_PATTERN=${WEBSITE_HOST_PATTERN}
       - TWEET_SEARCH=${TWEET_SEARCH}
+      - GOOGLE_STORAGE_SECRET=${GOOGLE_STORAGE_SECRET}
+      - GOOGLE_JSON_KEY_FILE=${GOOGLE_JSON_KEY_FILE}
+      - GOOGLE_STORAGE_KEY=${GOOGLE_STORAGE_KEY}
+      - GOOGLE_STORAGE_BUCKET_NAME=${GOOGLE_STORAGE_BUCKET_NAME}
+      - FOG_PROVIDER=${FOG_PROVIDER}
     volumes:
       - ..:/app
       - /etc/passwd:/etc/passwd:ro