Files
danbooru/app/logical/s3_backup_service.rb
2017-06-05 13:07:51 -07:00

36 lines
1.1 KiB
Ruby

class S3BackupService < BackupService
attr_reader :client, :bucket
def initialize(client: nil, bucket: Danbooru.config.aws_s3_bucket_name)
@credentials = Aws::Credentials.new(Danbooru.config.aws_access_key_id, Danbooru.config.aws_secret_access_key)
@client = client || Aws::S3::Client.new(credentials: @credentials, region: "us-east-1", logger: Logger.new(STDOUT))
@bucket = bucket
end
def backup(file_path, type: nil, **options)
key = s3_key(file_path, type)
upload_to_s3(key, file_path)
end
protected
def s3_key(file_path, type)
case type
when :original
"#{File.basename(file_path)}"
when :preview
"preview/#{File.basename(file_path)}"
when :large
"sample/#{File.basename(file_path)}"
else
raise ArgumentError.new("Unknown type: #{type}")
end
end
def upload_to_s3(key, file_path)
File.open(file_path, "rb") do |body|
base64_md5 = Digest::MD5.base64digest(File.read(file_path))
client.put_object(acl: "public-read", bucket: bucket, key: key, body: body, content_md5: base64_md5)
end
end
end