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chore: Remove default DNS in system resolver

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This commit is contained in:
H1JK
2023-05-01 12:41:36 +08:00
parent f35ff24d0c
commit 969c235490
4 changed files with 9 additions and 12 deletions
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10
dns/system_windows.go
View File

@ -12,10 +12,6 @@ import (
"golang.org/x/sys/windows"
)
var (
defaultNS = []string{"114.114.114.114:53"}
)
type dnsConfig struct {
servers []string // server addresses (in host:port form) to use
}
@ -27,7 +23,6 @@ func loadSystemResolver() (clients []dnsClient, err error) {
}
nameservers := content.servers
if len(nameservers) == 0 {
err = fmt.Errorf("no nameserver found in windows system")
return
}
servers := make([]NameServer, 0, len(nameservers))
@ -42,11 +37,6 @@ func loadSystemResolver() (clients []dnsClient, err error) {
func dnsReadConfig() (conf *dnsConfig, err error) {
conf = &dnsConfig{}
defer func() {
if len(conf.servers) == 0 {
conf.servers = defaultNS
}
}()
aas, err := adapterAddresses()
if err != nil {
return conf, err

6
dns/util.go
View File

@ -82,7 +82,11 @@ func transform(servers []NameServer, resolver *Resolver) []dnsClient {
case "system":
clients, err := loadSystemResolver()
if err != nil {
log.Warnln("[DNS:system] load system resolver failed: %s", err.Error())
log.Errorln("[DNS:system] load system resolver failed: %s", err.Error())
continue
}
if len(clients) == 0 {
log.Errorln("[DNS:system] no nameserver found in system")
continue
}
ret = append(ret, clients...)