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# frozen_string_literal: true
module Packages
module Maven
class FindOrCreatePackageService < BaseService
SNAPSHOT_TERM = '-SNAPSHOT'
MAX_FILE_NAME_LENGTH = 5000
def execute
return ServiceResponse.error(message: 'File name is too long') if file_name_too_long?
package =
::Packages::Maven::PackageFinder.new(current_user, project, path: path)
.execute
unless Namespace::PackageSetting.duplicates_allowed?(package)
return ServiceResponse.error(message: 'Duplicate package is not allowed') if target_package_is_duplicate?(package)
end
unless package
# Maven uploads several files during `mvn deploy` in next order:
# - my-company/my-app/1.0-SNAPSHOT/my-app.jar
# - my-company/my-app/1.0-SNAPSHOT/my-app.pom
# - my-company/my-app/1.0-SNAPSHOT/maven-metadata.xml
# - my-company/my-app/maven-metadata.xml
#
# The last xml file does not have VERSION in URL because it contains
# information about all versions. When uploading such file, we create
# a package with a version set to `nil`. The xml file with a version
# is only created and uploaded for snapshot versions.
#
# Gradle has a different upload order:
# - my-company/my-app/1.0-SNAPSHOT/maven-metadata.xml
# - my-company/my-app/1.0-SNAPSHOT/my-app.jar
# - my-company/my-app/1.0-SNAPSHOT/my-app.pom
# - my-company/my-app/maven-metadata.xml
#
# The first upload has to create the proper package (the one with the version set).
if file_name == Packages::Maven::Metadata.filename && !snapshot_version?
package_name = path
version = nil
else
package_name, _, version = path.rpartition('/')
end
package_params = {
name: package_name,
path: path,
status: params[:status],
version: version
}
package =
::Packages::Maven::CreatePackageService.new(project, current_user, package_params)
.execute
end
package.create_build_infos!(params[:build])
ServiceResponse.success(payload: { package: package })
end
private
def file_name_too_long?
return false unless file_name
file_name.size > MAX_FILE_NAME_LENGTH
end
def target_package_is_duplicate?(package)
# duplicate metadata files can be uploaded multiple times
return false if package.version.nil?
existing_file_names = strip_snapshot_parts(
package.package_files
.map(&:file_name)
.compact
)
published_file_name = strip_snapshot_parts_from(file_name)
existing_file_names.include?(published_file_name)
end
def strip_snapshot_parts(file_names)
return file_names unless snapshot_version?
Array.wrap(file_names).map { |f| strip_snapshot_parts_from(f) }
end
def strip_snapshot_parts_from(file_name)
return file_name unless snapshot_version?
return unless file_name
match_data = file_name.match(Gitlab::Regex::Packages::MAVEN_SNAPSHOT_DYNAMIC_PARTS)
if match_data
file_name.gsub(match_data.captures.last, "")
else
file_name
end
end
def snapshot_version?
path&.ends_with?(SNAPSHOT_TERM)
end
def path
params[:path]
end
def file_name
params[:file_name]
end
end
end
end
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