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chore: cleanup resolveUDPAddr code

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This commit is contained in:
wwqgtxx
2025-04-09 10:32:13 +08:00
parent 8752f80595
commit b2d2890866
9 changed files with 31 additions and 71 deletions
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20
component/resolver/resolver.go
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@@ -196,6 +196,26 @@ func ResolveIP(ctx context.Context, host string) (netip.Addr, error) {
return ResolveIPWithResolver(ctx, host, DefaultResolver)
}
// ResolveIPPrefer6WithResolver same as ResolveIP, but with a resolver
func ResolveIPPrefer6WithResolver(ctx context.Context, host string, r Resolver) (netip.Addr, error) {
ips, err := LookupIPWithResolver(ctx, host, r)
if err != nil {
return netip.Addr{}, err
} else if len(ips) == 0 {
return netip.Addr{}, fmt.Errorf("%w: %s", ErrIPNotFound, host)
}
ipv4s, ipv6s := SortationAddr(ips)
if len(ipv6s) > 0 {
return ipv6s[randv2.IntN(len(ipv6s))], nil
}
return ipv4s[randv2.IntN(len(ipv4s))], nil
}
// ResolveIPPrefer6 with a host, return ip and priority return TypeAAAA
func ResolveIPPrefer6(ctx context.Context, host string) (netip.Addr, error) {
return ResolveIPPrefer6WithResolver(ctx, host, DefaultResolver)
}
func ResetConnection() {
if DefaultResolver != nil {
go DefaultResolver.ResetConnection()