cartodb-4.42/app/models/carto/user_migration_package.rb
2024-04-06 05:25:13 +00:00

131 lines
3.3 KiB
Ruby

module Carto
class UserMigrationPackage
private_class_method :new
def self.for_export(id, log)
base_dir = Cartodb.get_config(:user_migrator, 'user_exports_folder')
instance = new(base_dir, id, log, Cartodb.get_config(:user_migrator))
FileUtils.mkdir_p(instance.data_dir)
FileUtils.mkdir_p(instance.meta_dir)
instance
end
def self.for_import(id, log)
base_dir = Cartodb.get_config(:user_migrator, 'user_imports_folder')
instance = new(base_dir, id, log, Cartodb.get_config(:user_migrator))
FileUtils.mkdir_p(instance.work_dir)
instance
end
def self.for_backup(id, log)
base_dir = Cartodb.get_config(:user_backup, 'user_exports_folder')
config = Cartodb.get_config(:user_backup)
instance = new(base_dir, id, log, config.merge(upload_path: 'backups'))
FileUtils.mkdir_p(instance.data_dir)
FileUtils.mkdir_p(instance.meta_dir)
instance
end
attr_reader :data_dir, :meta_dir, :work_dir
def initialize(base_dir, id, log, config)
@id = id
@log = log
@config = config
@base_dir = base_dir
@work_dir = "#{base_dir}/#{id}"
@data_dir = "#{work_dir}/data"
@meta_dir = "#{work_dir}/meta"
end
def upload
upload_package(compress)
end
def download(exported_file)
uncompress(download_package(exported_file))
end
def cleanup
FileUtils.remove_dir(work_dir, true)
end
private
attr_reader :id, :log, :base_dir
def compress
filename = "user_export_#{id}.zip"
log.append('=== Compressing export ===')
`cd #{work_dir}/ && zip -0 -r \"../#{filename}\" . && cd -`
FileUtils.remove_dir(work_dir)
"#{base_dir}/#{filename}"
end
def upload_package(filepath)
log.append('=== Uploading user data package ===')
file = CartoDB::FileUploadFile.new(filepath)
s3_config = @config['s3'] || {}
results = file_upload_helper.upload_file_to_storage(
file_param: file,
s3_config: s3_config,
allow_spaces: true,
force_s3_upload: true,
random_token: @config[:upload_path]
)
export_path = if results[:file_path].present?
log.append("Ad-hoc export download: #{results[:file_path]}")
results[:file_path]
else
log.append("By file_upload_helper: #{results[:file_uri]}")
results[:file_uri]
end
log.append('=== Deleting tmp file ===')
FileUtils.rm(filepath)
export_path
end
def download_package(exported_file)
destination = "#{work_dir}/export.zip"
log.append("=== Downloading #{exported_file} to #{destination} ===")
if exported_file.starts_with?('http')
http_client.get_file(exported_file, destination)
else
FileUtils.cp(exported_file, destination)
end
destination
end
def uncompress(filename)
log.append("=== Unzipping #{filename} ===")
`cd #{work_dir}; unzip -u #{filename}; cd -`
log.append('=== Deleting zip package ===')
FileUtils.rm(filename)
end
def http_client
Carto::Http::Client.get('user_imports')
end
def file_upload_helper
CartoDB::FileUpload.new(@config[:uploads_path])
end
end
end