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# frozen_string_literal: true
module Environments
module CanaryIngress
class UpdateService < ::BaseService
def execute_async(environment)
result = validate(environment)
return result unless result[:status] == :success
Environments::CanaryIngress::UpdateWorker.perform_async(environment.id, params)
success
end
# This method actually executes the PATCH request to Kubernetes,
# that is used by internal processes i.e. sidekiq worker.
# You should always use `execute_async` to properly validate user's requests.
def execute(environment)
canary_ingress = environment.ingresses&.find(&:canary?)
unless canary_ingress.present?
return error(_('Canary Ingress does not exist in the environment.'))
end
if environment.patch_ingress(canary_ingress, patch_data)
success
else
error(_('Failed to update the Canary Ingress.'), :bad_request)
end
end
private
def validate(environment)
unless Feature.enabled?(:canary_ingress_weight_control, environment.project, default_enabled: true)
return error(_("Feature flag is not enabled on the environment's project."))
end
unless can?(current_user, :update_environment, environment)
return error(_('You do not have permission to update the environment.'))
end
unless params[:weight].is_a?(Integer) && (0..100).cover?(params[:weight])
return error(_('Canary weight must be specified and valid range (0..100).'))
end
if environment.has_running_deployments?
return error(_('There are running deployments on the environment. Please retry later.'))
end
if ::Gitlab::ApplicationRateLimiter.throttled?(:update_environment_canary_ingress, scope: [environment])
return error(_("This environment's canary ingress has been updated recently. Please retry later."))
end
success
end
def patch_data
{
metadata: {
annotations: {
Gitlab::Kubernetes::Ingress::ANNOTATION_KEY_CANARY_WEIGHT => params[:weight].to_s
}
}
}
end
end
end
end
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