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Geodata: Reduce memory usage again (#5975)

Browse Source 
https://github.com/XTLS/Xray-core/pull/5975#issuecomment-4274779560
This commit is contained in:
Meow
2026-04-26 00:15:37 +08:00
committed by GitHub
parent 7cf25970de
commit bc590bcb56
16 changed files with 700 additions and 50 deletions
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49
app/dns/dns.go
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@@ -158,9 +158,12 @@ func New(ctx context.Context, config *Config) (*DNS, error) {
clients = append(clients, client)
}
domainMatcher, err := geodata.DomainReg.BuildDomainMatcher(effectiveRules)
if err != nil {
return nil, err
var domainMatcher geodata.DomainMatcher
if len(effectiveRules) > 0 {
domainMatcher, err = geodata.DomainReg.BuildDomainMatcher(effectiveRules)
if err != nil {
return nil, err
}
}
// If there is no DNS client in config, add a `localhost` DNS client
@@ -271,25 +274,27 @@ func (s *DNS) sortClients(domain string) []*Client {
// Priority domain matching
hasMatch := false
matchSlice := s.domainMatcher.Match(strings.ToLower(domain))
sort.Slice(matchSlice, func(i, j int) bool {
return matchSlice[i] < matchSlice[j]
})
for _, match := range matchSlice {
info := s.matcherInfos[match]
client := s.clients[info.clientIdx]
domainRule := info.domainRule
domainRules = append(domainRules, fmt.Sprintf("%s(DNS idx:%d)", domainRule, info.clientIdx))
if clientUsed[info.clientIdx] {
continue
}
clientUsed[info.clientIdx] = true
clients = append(clients, client)
clientNames = append(clientNames, client.Name())
hasMatch = true
if client.finalQuery {
logDecision(s.ctx, domain, domainRules, clientNames)
return clients
if s.domainMatcher != nil {
matchSlice := s.domainMatcher.Match(strings.ToLower(domain))
sort.Slice(matchSlice, func(i, j int) bool {
return matchSlice[i] < matchSlice[j]
})
for _, match := range matchSlice {
info := s.matcherInfos[match]
client := s.clients[info.clientIdx]
domainRule := info.domainRule
domainRules = append(domainRules, fmt.Sprintf("%s(DNS idx:%d)", domainRule, info.clientIdx))
if clientUsed[info.clientIdx] {
continue
}
clientUsed[info.clientIdx] = true
clients = append(clients, client)
clientNames = append(clientNames, client.Name())
hasMatch = true
if client.finalQuery {
logDecision(s.ctx, domain, domainRules, clientNames)
return clients
}
}
}