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always keep the 2 closest nodes in each direction around the dht ring, possibly helps things recover faster after joins/leaves

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This commit is contained in:
Arceliar 2019-12-25 19:01:20 -06:00
parent 9fac5355eb
commit 201dbec63d
1 changed files with 4 additions and 0 deletions
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4
src/yggdrasil/dht.go
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@ -387,6 +387,8 @@ func (t *dht) getImportant() []*dhtInfo {
if dist < minDist { if dist < minDist {
minDist = dist minDist = dist
important = append(important, info) important = append(important, info)
} else if len(important) < 2 {
important = append(important, info)
} }
} }
var temp []*dhtInfo var temp []*dhtInfo
@ -397,6 +399,8 @@ func (t *dht) getImportant() []*dhtInfo {
if dist < minDist { if dist < minDist {
minDist = dist minDist = dist
temp = append(temp, info) temp = append(temp, info)
} else if len(temp) < 2 {
temp = append(temp, info)
} }
} }
for idx := len(temp) - 1; idx >= 0; idx-- { for idx := len(temp) - 1; idx >= 0; idx-- {