41 lines
791 B
Go
41 lines
791 B
Go
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package database
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import (
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"time"
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"github.com/FreifunkBremen/yanic/runtime"
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)
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var quit chan struct{}
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// Start workers of database
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// WARNING: Do not override this function
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// you should use New()
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func Start(conn Connection, config *runtime.Config) {
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quit = make(chan struct{})
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go deleteWorker(conn, config.Database.DeleteInterval.Duration, config.Database.DeleteAfter.Duration)
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}
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func Close(conn Connection) {
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if quit != nil {
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close(quit)
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}
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if conn != nil {
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conn.Close()
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}
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}
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// prunes node-specific data periodically
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func deleteWorker(conn Connection, deleteInterval time.Duration, deleteAfter time.Duration) {
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ticker := time.NewTicker(deleteInterval)
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for {
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select {
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case <-ticker.C:
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conn.DeleteNode(deleteAfter)
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case <-quit:
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ticker.Stop()
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return
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}
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}
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}
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