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Add Fake DNS support (#309)

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Co-authored-by: Xiaokang Wang <xiaokangwang@outlook.com>
Co-authored-by: loyalsoldier <10487845+Loyalsoldier@users.noreply.github.com>
Co-authored-by: kslr <kslrwang@gmail.com>
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yuhan6665 2021-03-06 23:39:50 -05:00 • committed by GitHub
parent db32ce6fd9
commit f50eff5ebb
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43 changed files with 1351 additions and 301 deletions
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23
app/dns/nameserver.go
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@ -4,39 +4,26 @@ import (
"context"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/features/dns"
"github.com/xtls/xray-core/features/dns/localdns"
)
// IPOption is an object for IP query options.
type IPOption struct {
IPv4Enable bool
IPv6Enable bool
}
// Client is the interface for DNS client.
type Client interface {
// Name of the Client.
Name() string
// QueryIP sends IP queries to its configured server.
QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error)
QueryIP(ctx context.Context, domain string, option dns.IPOption) ([]net.IP, error)
}
type LocalNameServer struct {
client *localdns.Client
}
func (s *LocalNameServer) QueryIP(ctx context.Context, domain string, option IPOption) ([]net.IP, error) {
if option.IPv4Enable && option.IPv6Enable {
return s.client.LookupIP(domain)
}
if option.IPv4Enable {
return s.client.LookupIPv4(domain)
}
if option.IPv6Enable {
return s.client.LookupIPv6(domain)
func (s *LocalNameServer) QueryIP(_ context.Context, domain string, option dns.IPOption) ([]net.IP, error) {
if option.IPv4Enable || option.IPv6Enable {
return s.client.LookupIP(domain, option)
}
return nil, newError("neither IPv4 nor IPv6 is enabled")