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# frozen_string_literal: true
module Gitlab
module Ci
module Pipeline
module Chain
module Validate
class Abilities < Chain::Base
include Gitlab::Allowable
include Chain::Helpers
def perform!
unless project.builds_enabled?
return error('Pipelines are disabled!')
end
unless allowed_to_trigger_pipeline?
if can?(current_user, :create_pipeline, project)
return error("Insufficient permissions for protected ref '#{command.ref}'")
else
return error('Insufficient permissions to create a new pipeline')
end
end
end
def break?
@pipeline.errors.any?
end
def allowed_to_trigger_pipeline?
if current_user
allowed_to_create?
else # legacy triggers don't have a corresponding user
!@command.protected_ref?
end
end
def allowed_to_create?
return unless can?(current_user, :create_pipeline, project)
access = Gitlab::UserAccess.new(current_user, project: project)
if @command.branch_exists?
access.can_update_branch?(@command.ref)
elsif @command.tag_exists?
access.can_create_tag?(@command.ref)
else
true # Allow it for now and we'll reject when we check ref existence
end
end
end
end
end
end
end
end
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