mirrors/lnd
1
0
Fork 0
mirror of https://github.com/lightningnetwork/lnd.git synced 2025-02-22 22:25:24 +01:00
Code Issues Projects Releases Wiki Activity

config: bind naked ports to localhost

Browse source 
If only a port is given as a config value for a listener we'll
default to only binding that port to localhost.
This commit is contained in:
Matt Drollette 2018-03-17 21:49:10 -05:00 • committed by Olaoluwa Osuntokun
parent ffb1b65eca
commit 87333ba829
1 changed files with 7 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
config.go
View file

@ -1099,7 +1099,13 @@ func normalizeAddresses(addrs []string, defaultPort string) []string {
seen := map[string]struct{}{}
for _, addr := range addrs {
if _, _, err := net.SplitHostPort(addr); err != nil {
addr = net.JoinHostPort(addr, defaultPort)
// If the address is an integer, then we assume it is *only* a
// port and default to binding to that port on localhost
if _, err := strconv.Atoi(addr); err == nil {
addr = net.JoinHostPort("localhost", addr)
} else {
addr = net.JoinHostPort(addr, defaultPort)
}
}
if _, ok := seen[addr]; !ok {
result = append(result, addr)