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comments node.go

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This commit is contained in:
Xiang Li 2013-10-07 23:30:51 -07:00
parent 48e6137f46
commit 3c7f9215d1
1 changed files with 8 additions and 1 deletions
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9
store/node.go
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@ -253,7 +253,7 @@ func (n *Node) Add(child *Node) *etcdErr.Error {
// Expire function will test if the node is expired.
// if the node is already expired, delete the node and return.
// if the node is permemant (this shouldn't happen), return at once.
// if the node is permanent (this shouldn't happen), return at once.
// else wait for a period time, then remove the node. and notify the watchhub.
func (n *Node) Expire(s *Store) {
expired, duration := n.IsExpired()
@ -383,6 +383,13 @@ func (n *Node) Clone() *Node {
return clone
}
// recoverAndclean function help to do recovery.
// Two things need to be done: 1. recovery structure; 2. delete expired nodes
// If the node is a directory, it will help recover children's parent pointer and recursively
// call this function on its children.
// We check the expire last since we need to recover the whole structure first and add all the
// notifications into the event history.
func (n *Node) recoverAndclean(s *Store) {
if n.IsDir() {
for _, child := range n.Children {