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Refine DNS strategies

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This commit is contained in:
JimhHan 2021-04-09 23:36:36 +08:00
parent f4a048aa0c
commit 726a722019
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GPG key ID: 48D5D7CF95157AC5
21 changed files with 255 additions and 208 deletions
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25
features/dns/client.go
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@ -22,6 +22,9 @@ type Client interface {
// LookupIP returns IP address for the given domain. IPs may contain IPv4 and/or IPv6 addresses.
LookupIP(domain string) ([]net.IP, error)
// LookupOptions query IP address for domain with IPOption.
LookupOptions(domain string, opt IPOption) ([]net.IP, error)
}
// IPv4Lookup is an optional feature for querying IPv4 addresses only.
@ -38,20 +41,6 @@ type IPv6Lookup interface {
LookupIPv6(domain string) ([]net.IP, error)
}
// ClientWithIPOption is an optional feature for querying DNS information.
//
// xray:api:beta
type ClientWithIPOption interface {
// GetIPOption returns IPOption for the DNS client.
GetIPOption() *IPOption
// SetQueryOption sets IPv4Enable and IPv6Enable for the DNS client.
SetQueryOption(isIPv4Enable, isIPv6Enable bool)
// SetFakeDNSOption sets FakeEnable option for DNS client.
SetFakeDNSOption(isFakeEnable bool)
}
// ClientType returns the type of Client interface. Can be used for implementing common.HasType.
//
// xray:api:beta
@ -78,3 +67,11 @@ func RCodeFromError(err error) uint16 {
}
return 0
}
var (
LookupIPv4 = IPOption{IPv4Enable: true}
LookupIPv6 = IPOption{IPv6Enable: true}
LookupIP = IPOption{IPv4Enable: true, IPv6Enable: true}
LookupFake = IPOption{FakeEnable: true}
LookupAll = IPOption{true, true, true}
)

5
features/dns/localdns/client.go
View file

@ -38,6 +38,11 @@ func (*Client) LookupIP(host string) ([]net.IP, error) {
return parsedIPs, nil
}
// LookupOptions implements Client.
func (c *Client) LookupOptions(host string, _ dns.IPOption) ([]net.IP, error) {
return c.LookupIP(host)
}
// LookupIPv4 implements IPv4Lookup.
func (c *Client) LookupIPv4(host string) ([]net.IP, error) {
ips, err := c.LookupIP(host)