clash/adapter/outboundgroup/util.go
2022-04-20 22:52:05 +08:00

52 lines
897 B
Go

package outboundgroup
import (
"fmt"
"net"
"net/netip"
"time"
C "github.com/Dreamacro/clash/constant"
)
func addrToMetadata(rawAddress string) (addr *C.Metadata, err error) {
host, port, err := net.SplitHostPort(rawAddress)
if err != nil {
err = fmt.Errorf("addrToMetadata failed: %w", err)
return
}
ip, err := netip.ParseAddr(host)
if err != nil {
addr = &C.Metadata{
AddrType: C.AtypDomainName,
Host: host,
DstIP: netip.Addr{},
DstPort: port,
}
return
} else if ip.Is4() {
addr = &C.Metadata{
AddrType: C.AtypIPv4,
Host: "",
DstIP: ip,
DstPort: port,
}
return
}
addr = &C.Metadata{
AddrType: C.AtypIPv6,
Host: "",
DstIP: ip,
DstPort: port,
}
return
}
func tcpKeepAlive(c net.Conn) {
if tcp, ok := c.(*net.TCPConn); ok {
_ = tcp.SetKeepAlive(true)
_ = tcp.SetKeepAlivePeriod(30 * time.Second)
}
}