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- // Copyright 2020 The go-ethereum Authors
- // This file is part of the go-ethereum library.
- //
- // The go-ethereum library is free software: you can redistribute it and/or modify
- // it under the terms of the GNU Lesser General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // The go-ethereum library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU Lesser General Public License for more details.
- //
- // You should have received a copy of the GNU Lesser General Public License
- // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
- package node
- // Lifecycle encompasses the behavior of services that can be started and stopped
- // on the node. Lifecycle management is delegated to the node, but it is the
- // responsibility of the service-specific package to configure and register the
- // service on the node using the `RegisterLifecycle` method.
- type Lifecycle interface {
- // Start is called after all services have been constructed and the networking
- // layer was also initialized to spawn any goroutines required by the service.
- Start() error
- // Stop terminates all goroutines belonging to the service, blocking until they
- // are all terminated.
- Stop() error
- }
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