cwinfo/yggdrasil-go
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Return both current and previous config when replacing

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This commit is contained in:
Neil Alexander 2019-04-15 22:00:38 +01:00
parent 2e72c7c93d
commit 9bc24f8dbf
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1 changed files with 4 additions and 3 deletions
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7
src/config/config.go
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@ -23,13 +23,14 @@ func (s *NodeState) Get() (NodeConfig, NodeConfig) {
return s.Current, s.Previous
}
// Replace the node configuration with new configuration
func (s *NodeState) Replace(n NodeConfig) NodeConfig {
// Replace the node configuration with new configuration. This method returns
// both the new and the previous node configs
func (s *NodeState) Replace(n NodeConfig) (NodeConfig, NodeConfig) {
s.Mutex.Lock()
defer s.Mutex.Unlock()
s.Previous = s.Current
s.Current = n
return s.Current
return s.Current, s.Previous
}
// NodeConfig defines all configuration values needed to run a signle yggdrasil node