Add support of base64 encoded content

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

lib/gitlab/satellite/files/edit_file_action.rb

@@ -10,7 +10,7 @@ module Gitlab
       # Returns false if committing the change fails
       # Returns false if pushing from the satellite to bare repo failed or was rejected
       # Returns true otherwise
-      def commit!(content, commit_message)
+      def commit!(content, commit_message, encoding)
         in_locked_and_timed_satellite do |repo|
           prepare_satellite!(repo)
 
@@ -26,7 +26,8 @@ module Gitlab
             return false
           end
 
-          File.open(file_path_in_satellite, 'w') { |f| f.write(content) }
+          # Write file
+          write_file(file_path_in_satellite, content, encoding)
 
           # commit the changes
           # will raise CommandFailed when commit fails

lib/gitlab/satellite/files/file_action.rb

@@ -12,6 +12,14 @@ module Gitlab
       def safe_path?(path)
         File.absolute_path(path) == path
       end
+
+      def write_file(abs_file_path, content, file_encoding = 'text')
+        if file_encoding == 'base64'
+          File.open(abs_file_path, 'wb') { |f| f.write(Base64.decode64(content)) }
+        else
+          File.open(abs_file_path, 'w') { |f| f.write(content) }
+        end
+      end
     end
   end
 end

lib/gitlab/satellite/files/new_file_action.rb

@@ -9,7 +9,7 @@ module Gitlab
       # Returns false if committing the change fails
       # Returns false if pushing from the satellite to bare repo failed or was rejected
       # Returns true otherwise
-      def commit!(content, commit_message)
+      def commit!(content, commit_message, encoding)
         in_locked_and_timed_satellite do |repo|
           prepare_satellite!(repo)
 
@@ -29,7 +29,7 @@ module Gitlab
           FileUtils.mkdir_p(dir_name_in_satellite)
 
           # Write file
-          File.open(file_path_in_satellite, 'w') { |f| f.write(content) }
+          write_file(file_path_in_satellite, content, encoding)
 
           # add new file
           repo.add(file_path_in_satellite)