module API # Triggers API class Triggers < Grape::API resource :projects do # Trigger a GitLab project build # # Parameters: # id (required) - The ID of a CI project # ref (required) - The name of project's branch or tag # token (required) - The uniq token of trigger # variables (optional) - The list of variables to be injected into build # Example Request: # POST /projects/:id/trigger/builds post ":id/trigger/builds" do required_attributes! [:ref, :token] project = Project.find_with_namespace(params[:id]) || Project.find_by(id: params[:id]) trigger = Ci::Trigger.find_by_token(params[:token].to_s) not_found! unless project && trigger unauthorized! unless trigger.project == project # validate variables variables = params[:variables] if variables unless variables.is_a?(Hash) render_api_error!('variables needs to be a hash', 400) end unless variables.all? { |key, value| key.is_a?(String) && value.is_a?(String) } render_api_error!('variables needs to be a map of key-valued strings', 400) end # convert variables from Mash to Hash variables = variables.to_h end # create request and trigger builds trigger_request = Ci::CreateTriggerRequestService.new.execute(project, trigger, params[:ref].to_s, variables) if trigger_request present trigger_request, with: Entities::TriggerRequest else errors = 'No builds created' render_api_error!(errors, 400) end end end end end