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