Usage:
Usage of ./go-netstat:
-4 display only IPv4 sockets
-6 display only IPv6 sockets
-all
display both listening and non-listening sockets
-help
display this help screen
-lis
display only listening sockets
-res
lookup symbolic names for host addresses
-tcp
display TCP sockets
-udp
display UDP sockets
Installation:
$ go get github.com/cakturk/go-netstat
Using as a library
Getting the package
$ go get github.com/cakturk/go-netstat/netstat
import (
"fmt"
"github.com/cakturk/go-netstat/netstat"
)
func displaySocks() error {
// UDP sockets
socks, err := netstat.UDPSocks(netstat.NoopFilter)
if err != nil {
return err
}
for _, e := range socks {
fmt.Printf("%v\n", e)
}
// TCP sockets
socks, err = netstat.TCPSocks(netstat.NoopFilter)
if err != nil {
return err
}
for _, e := range socks {
fmt.Printf("%v\n", e)
}
// get only listening TCP sockets
tabs, err := netstat.TCPSocks(func(s *netstat.SockTabEntry) bool {
return s.State == netstat.Listen
})
if err != nil {
return err
}
for _, e := range tabs {
fmt.Printf("%v\n", e)
}
// list all the TCP sockets in state FIN_WAIT_1 for your HTTP server
tabs, err = netstat.TCPSocks(func(s *netstat.SockTabEntry) bool {
return s.State == netstat.FinWait1 && s.LocalAddr.Port == 80
})
// error handling, etc.
return nil
}
