miracle091/dnscrypt-proxy
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dnscrypt-proxy
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This commit is contained in:
Frank Denis 2019-10-21 18:31:06 +02:00
parent a26b2b42f0
commit 70970d2333
1 changed files with 3 additions and 4 deletions
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7
dnscrypt-proxy/xtransport.go
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@ -82,7 +82,7 @@ func ParseIP(ipStr string) net.IP {
}
// If ttl < 0, never expire
// ttl is set always at least xTransport.timeout otherwise
// Otherwise, ttl is set to max(ttl, xTransport.timeout)
func (xTransport *XTransport) saveCachedIP(host string, ip net.IP, ttl time.Duration) {
xTransport.cachedIPs.Lock()
item := &CachedIPItem{ip: ip, ttl: time.Time{}}
@ -96,15 +96,14 @@ func (xTransport *XTransport) saveCachedIP(host string, ip net.IP, ttl time.Dura
xTransport.cachedIPs.Unlock()
}
// If expire is true, remove data if expired
func (xTransport *XTransport) loadCachedIP(host string, expire bool) (net.IP, bool) {
func (xTransport *XTransport) loadCachedIP(host string, deleteIfExpired bool) (net.IP, bool) {
xTransport.cachedIPs.Lock()
defer xTransport.cachedIPs.Unlock()
item, ok := xTransport.cachedIPs.cache[host]
if !ok {
return nil, false
}
if expire && !item.ttl.IsZero() && time.Until(item.ttl) < 0 {
if deleteIfExpired && !item.ttl.IsZero() && time.Until(item.ttl) < 0 {
delete(xTransport.cachedIPs.cache, host)
return nil, false
}