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Merge branch 'dns' into dns-geo

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秋のかえで 2021-04-14 13:04:07 +08:00
commit f8b8e8a53a
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7 changed files with 110 additions and 35 deletions
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62
infra/conf/dns.go
View file

@ -105,26 +105,60 @@ func (c *NameServerConfig) Build() (*dns.NameServer, error) {
// DNSConfig is a JSON serializable object for dns.Config.
type DNSConfig struct {
Servers []*NameServerConfig `json:"servers"`
Hosts map[string]*Address `json:"hosts"`
ClientIP *Address `json:"clientIp"`
Tag string `json:"tag"`
QueryStrategy string `json:"queryStrategy"`
CacheStrategy string `json:"cacheStrategy"`
DisableCache bool `json:"disableCache"`
DisableFallback bool `json:"disableFallback"`
Servers []*NameServerConfig `json:"servers"`
Hosts map[string]*HostAddress `json:"hosts"`
ClientIP *Address `json:"clientIp"`
Tag string `json:"tag"`
QueryStrategy string `json:"queryStrategy"`
CacheStrategy string `json:"cacheStrategy"`
DisableCache bool `json:"disableCache"`
DisableFallback bool `json:"disableFallback"`
}
func getHostMapping(addr *Address) *dns.Config_HostMapping {
if addr.Family().IsIP() {
return &dns.Config_HostMapping{
Ip: [][]byte{[]byte(addr.IP())},
type HostAddress struct {
addr *Address
addrs []*Address
}
// UnmarshalJSON implements encoding/json.Unmarshaler.UnmarshalJSON
func (h *HostAddress) UnmarshalJSON(data []byte) error {
addr := new(Address)
var addrs []*Address
switch {
case json.Unmarshal(data, &addr) == nil:
h.addr = addr
case json.Unmarshal(data, &addrs) == nil:
h.addrs = addrs
default:
return newError("invalid address")
}
return nil
}
func getHostMapping(ha *HostAddress) *dns.Config_HostMapping {
if ha.addr != nil {
if ha.addr.Family().IsDomain() {
return &dns.Config_HostMapping{
ProxiedDomain: ha.addr.Domain(),
}
}
} else {
return &dns.Config_HostMapping{
ProxiedDomain: addr.Domain(),
Ip: [][]byte{ha.addr.IP()},
}
}
ips := make([][]byte, 0, len(ha.addrs))
for _, addr := range ha.addrs {
if addr.Family().IsDomain() {
return &dns.Config_HostMapping{
ProxiedDomain: addr.Domain(),
}
}
ips = append(ips, []byte(addr.IP()))
}
return &dns.Config_HostMapping{
Ip: ips,
}
}
// Build implements Buildable

16
infra/conf/dns_test.go
View file

@ -75,14 +75,15 @@ func TestDNSConfigParsing(t *testing.T) {
}],
"hosts": {
"example.com": "127.0.0.1",
"xtls.github.io": ["1.2.3.4", "5.6.7.8"],
"domain:example.com": "google.com",
"geosite:test": "10.0.0.1",
"keyword:google": "8.8.8.8",
"geosite:test": ["127.0.0.1", "127.0.0.2"],
"keyword:google": ["8.8.8.8", "8.8.4.4"],
"regexp:.*\\.com": "8.8.4.4"
},
"clientIp": "10.0.0.1",
"queryStrategy": "UseIPv4",
"disableCache": true,
"cacheStrategy": "disable",
"disableFallback": true
}`,
Parser: parserCreator(),
@ -128,18 +129,23 @@ func TestDNSConfigParsing(t *testing.T) {
{
Type: domain.MatchingType_Full,
Domain: "example.com",
Ip: [][]byte{{10, 0, 0, 1}},
Ip: [][]byte{{127, 0, 0, 1}, {127, 0, 0, 2}},
},
{
Type: domain.MatchingType_Keyword,
Domain: "google",
Ip: [][]byte{{8, 8, 8, 8}},
Ip: [][]byte{{8, 8, 8, 8}, {8, 8, 4, 4}},
},
{
Type: domain.MatchingType_Regex,
Domain: ".*\\.com",
Ip: [][]byte{{8, 8, 4, 4}},
},
{
Type: domain.MatchingType_Full,
Domain: "xtls.github.io",
Ip: [][]byte{{1, 2, 3, 4}, {5, 6, 7, 8}},
},
},
ClientIp: []byte{10, 0, 0, 1},
QueryStrategy: dns.QueryStrategy_USE_IP4,