Read CS credentials from file

.gitignore

@@ -1,2 +1,3 @@
 config.yml
+cs_credentials.json
 pids

config.yml.example

@@ -3,20 +3,26 @@ development: &defaults
   riak: &riak_defaults
     host: localhost
     http_port: 8098
+    riak_cs:
+      credentials_file: "cs_credentials.json"
+      endpoint: "http://cs.example.com:8080"
     buckets:
       data: rs_data
       directories: rs_directories
       binaries: rs_binaries
+      cs_binaries: rs.binaries
       authorizations: rs_authorizations
       opslog: rs_opslog
 
 test:
+  <<: *defaults
   riak:
     <<: *riak_defaults
     buckets:
       data: rs_data_test
       directories: rs_directories_test
       binaries: rs_binaries_test
+      cs_binaries: rs.binaries.test
       authorizations: rs_authorizations_test
       opslog: rs_opslog_test
 

lib/remote_storage/riak.rb

@@ -9,11 +9,14 @@ module RemoteStorage
 
     ::Riak.url_decoding = true
 
-    attr_accessor :settings, :server
+    attr_accessor :settings, :server, :cs_credentials
 
     def initialize(settings, server)
       self.settings = settings
       self.server = server
+
+      credentials = File.read(settings['riak_cs']['credentials_file'])
+      self.cs_credentials = JSON.parse(credentials)
     end
 
     def authorize_request(user, directory, token, listing=false)
@@ -435,8 +438,8 @@ module RemoteStorage
     def cs_client
       @cs_client ||= Fog::Storage.new({
         :provider                 => 'AWS',
-        :aws_access_key_id        => settings['riak_cs']['access_key'],
+        :aws_access_key_id        => cs_credentials['key_id'],
-        :aws_secret_access_key    => settings['riak_cs']['secret_key'],
+        :aws_secret_access_key    => cs_credentials['key_secret'],
         :endpoint                 => settings['riak_cs']['endpoint']
       })
     end

spec/spec_helper.rb

@@ -69,11 +69,18 @@ if app.settings.riak
                        end
   end
 
+  def cs_credentials
+    @cs_credentials ||= begin
+                          credentials = File.read(app.settings.riak['riak_cs']['credentials_file'])
+                          JSON.parse(credentials)
+                        end
+  end
+
   def cs_client
     @cs_client ||= Fog::Storage.new({
       :provider                 => 'AWS',
-      :aws_access_key_id        => app.settings.riak['riak_cs']['access_key'],
+      :aws_access_key_id        => cs_credentials['key_id'],
-      :aws_secret_access_key    => app.settings.riak['riak_cs']['secret_key'],
+      :aws_secret_access_key    => cs_credentials['key_secret'],
       :endpoint                 => app.settings.riak['riak_cs']['endpoint']
     })
   end