New settings option for a custom SSH host (#3763) (#446)

* New settings option for a custom SSH host (#3763)

* let default ssh listen addr empty

1 files changed, 5 insertions, 5 deletions

diff --git a/modules/ssh/ssh.go b/modules/ssh/ssh.go
index b35973cc32..056ef084ef 100644
--- a/modules/ssh/ssh.go
+++ b/modules/ssh/ssh.go
@@ -110,10 +110,10 @@ func handleServerConn(keyID string, chans <-chan ssh.NewChannel) {
 	}
 }
 
-func listen(config *ssh.ServerConfig, port int) {
-	listener, err := net.Listen("tcp", "0.0.0.0:"+com.ToStr(port))
+func listen(config *ssh.ServerConfig, host string, port int) {
+	listener, err := net.Listen("tcp", host+":"+com.ToStr(port))
 	if err != nil {
-		panic(err)
+		log.Fatal(4, "Fail to start SSH server: %v", err)
 	}
 	for {
 		// Once a ServerConfig has been configured, connections can be accepted.
@@ -148,7 +148,7 @@ func listen(config *ssh.ServerConfig, port int) {
 }
 
 // Listen starts a SSH server listens on given port.
-func Listen(port int) {
+func Listen(host string, port int) {
 	config := &ssh.ServerConfig{
 		PublicKeyCallback: func(conn ssh.ConnMetadata, key ssh.PublicKey) (*ssh.Permissions, error) {
 			pkey, err := models.SearchPublicKeyByContent(strings.TrimSpace(string(ssh.MarshalAuthorizedKey(key))))
@@ -185,5 +185,5 @@ func Listen(port int) {
 	}
 	config.AddHostKey(private)
 
-	go listen(config, port)
+	go listen(config, host, port)
 }