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doc: update for custom dnsrecord
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nadoo
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22
README.md
22
README.md
@ -91,7 +91,7 @@ glider -config CONFIGPATH -listen :8080 -verbose
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## Usage
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```bash
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glider v0.6.3 usage:
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glider v0.6.5 usage:
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-checkduration int
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proxy check duration(seconds) (default 30)
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-checkwebsite string
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@ -100,6 +100,8 @@ glider v0.6.3 usage:
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config file path
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-dns string
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dns forwarder server listen address
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-dnsrecord value
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custom dns record, format: domain/ip
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-dnsserver value
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remote dns server
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-forward value
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@ -154,7 +156,7 @@ Available securities for vmess:
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TLS scheme:
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tls://host:port[?skipVerify=true]
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TLS with a specified proxy protocol(proxy over tls):
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TLS with a specified proxy protocol:
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tls://host:port[?skipVerify=true],scheme://
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tls://host:port[?skipVerify=true],http://[user:pass@]
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tls://host:port[?skipVerify=true],socks5://[user:pass@]
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@ -163,18 +165,25 @@ TLS with a specified proxy protocol(proxy over tls):
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Websocket scheme:
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ws://host:port[/path]
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Websocket with a specified proxy protocol(proxy over websocket):
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Websocket with a specified proxy protocol:
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ws://host:port[/path],scheme://
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ws://host:port[/path],http://[user:pass@]
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ws://host:port[/path],socks5://[user:pass@]
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ws://host:port[/path],vmess://[security:]uuid@?alterID=num
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TLS and Websocket with a specified proxy protocol(proxy over websocket over tls):
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TLS and Websocket with a specified proxy protocol:
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tls://host:port[?skipVerify=true],ws://[@/path],scheme://
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tls://host:port[?skipVerify=true],ws://[@/path],http://[user:pass@]
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tls://host:port[?skipVerify=true],ws://[@/path],socks5://[user:pass@]
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tls://host:port[?skipVerify=true],ws://[@/path],vmess://[security:]uuid@?alterID=num
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DNS forwarding server:
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dns=:53
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dnsserver=8.8.8.8:53
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dnsserver=1.1.1.1:53
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dnsrecord=www.example.com/1.2.3.4
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dnsrecord=www.example.com/2606:2800:220:1:248:1893:25c8:1946
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Available forward strategies:
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rr: Round Robin mode
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ha: High Availability mode
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@ -228,11 +237,14 @@ Examples:
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glider -listen socks5://:1080 -listen http://:8080 -forward ss://method:pass@1.1.1.1:8443
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-listen on :1080 as socks5 server, :8080 as http proxy server, forward all requests via remote ss server.
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glider -listen redir://:1081 -dns://:53 -dnsserver://8.8.8.8:53 -forward ss://method:pass@server1:port1,ss://method:pass@server2:port2
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glider -listen redir://:1081 -dns=:53 -dnsserver=8.8.8.8:53 -forward ss://method:pass@server1:port1,ss://method:pass@server2:port2
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-listen on :1081 as transparent redirect server, :53 as dns server, use forward chain: server1 -> server2.
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glider -listen socks5://:1080 -forward ss://method:pass@server1:port1 -forward ss://method:pass@server2:port2 -strategy rr
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-listen on :1080 as socks5 server, forward requests via server1 and server2 in round robin mode.
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glider -verbose -dns=:53 -dnsserver=8.8.8.8:53 -dnsrecord=www.example.com/1.2.3.4
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-listen on :53 as dns server, forward dns requests to 8.8.8.8:53, return 1.2.3.4 when resolving www.example.com.
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```
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## Advanced Usage
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15
conf.go
15
conf.go
@ -44,7 +44,7 @@ func confInit() {
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flag.StringVar(&conf.DNS, "dns", "", "dns forwarder server listen address")
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flag.StringSliceUniqVar(&conf.DNSServer, "dnsserver", []string{"8.8.8.8:53"}, "remote dns server")
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flag.StringSliceUniqVar(&conf.DNSRecord, "dnsrecord", nil, "custom dns record")
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flag.StringSliceUniqVar(&conf.DNSRecord, "dnsrecord", nil, "custom dns record, format: domain/ip")
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flag.StringVar(&conf.IPSet, "ipset", "", "ipset name")
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@ -230,6 +230,14 @@ func usage() {
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fmt.Fprintf(os.Stderr, " tls://host:port[?skipVerify=true],ws://[@/path],vmess://[security:]uuid@?alterID=num\n")
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fmt.Fprintf(os.Stderr, "\n")
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fmt.Fprintf(os.Stderr, "DNS forwarding server:\n")
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fmt.Fprintf(os.Stderr, " dns=:53\n")
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fmt.Fprintf(os.Stderr, " dnsserver=8.8.8.8:53\n")
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fmt.Fprintf(os.Stderr, " dnsserver=1.1.1.1:53\n")
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fmt.Fprintf(os.Stderr, " dnsrecord=www.example.com/1.2.3.4\n")
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fmt.Fprintf(os.Stderr, " dnsrecord=www.example.com/2606:2800:220:1:248:1893:25c8:1946\n")
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fmt.Fprintf(os.Stderr, "\n")
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fmt.Fprintf(os.Stderr, "Available forward strategies:\n")
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fmt.Fprintf(os.Stderr, " rr: Round Robin mode\n")
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fmt.Fprintf(os.Stderr, " ha: High Availability mode\n")
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@ -285,10 +293,13 @@ func usage() {
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fmt.Fprintf(os.Stderr, " "+app+" -listen socks5://:1080 -listen http://:8080 -forward ss://method:pass@1.1.1.1:8443\n")
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fmt.Fprintf(os.Stderr, " -listen on :1080 as socks5 server, :8080 as http proxy server, forward all requests via remote ss server.\n")
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fmt.Fprintf(os.Stderr, "\n")
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fmt.Fprintf(os.Stderr, " "+app+" -listen redir://:1081 -dns://:53 -dnsserver://8.8.8.8:53 -forward ss://method:pass@server1:port1,ss://method:pass@server2:port2\n")
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fmt.Fprintf(os.Stderr, " "+app+" -listen redir://:1081 -dns=:53 -dnsserver=8.8.8.8:53 -forward ss://method:pass@server1:port1,ss://method:pass@server2:port2\n")
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fmt.Fprintf(os.Stderr, " -listen on :1081 as transparent redirect server, :53 as dns server, use forward chain: server1 -> server2.\n")
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fmt.Fprintf(os.Stderr, "\n")
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fmt.Fprintf(os.Stderr, " "+app+" -listen socks5://:1080 -forward ss://method:pass@server1:port1 -forward ss://method:pass@server2:port2 -strategy rr\n")
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fmt.Fprintf(os.Stderr, " -listen on :1080 as socks5 server, forward requests via server1 and server2 in round robin mode.\n")
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fmt.Fprintf(os.Stderr, "\n")
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fmt.Fprintf(os.Stderr, " "+app+" -verbose -dns=:53 -dnsserver=8.8.8.8:53 -dnsrecord=www.example.com/1.2.3.4\n")
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fmt.Fprintf(os.Stderr, " -listen on :53 as dns server, forward dns requests to 8.8.8.8:53, return 1.2.3.4 when resolving www.example.com.\n")
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fmt.Fprintf(os.Stderr, "\n")
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}
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@ -125,6 +125,10 @@ checkduration=30
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dns=:53
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# global remote dns server (you can specify different dns server in rule file)
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dnsserver=8.8.8.8:53
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dnsserver=1.1.1.1:53
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# custom records
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dnsrecord=www.example.com/1.2.3.4
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dnsrecord=www.example.com/2606:2800:220:1:248:1893:25c8:1946
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# IPSET MANAGEMENT
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@ -97,7 +97,7 @@ func (c *Client) Exchange(reqBytes []byte, clientAddr string) ([]byte, error) {
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return respBytes, err
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}
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ttl := 0
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ttl := DefaultTTL
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ips := []string{}
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for _, answer := range resp.Answers {
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if answer.TYPE == QTypeA || answer.TYPE == QTypeAAAA {
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@ -109,14 +109,12 @@ func (c *Client) Exchange(reqBytes []byte, clientAddr string) ([]byte, error) {
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ips = append(ips, answer.IP)
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}
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if answer.TTL != 0 {
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ttl = int(answer.TTL)
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}
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}
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// if ttl in packet is 0, set it to default value
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if ttl == 0 {
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ttl = DefaultTTL
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}
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// add to cache
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