diff options
Diffstat (limited to 'vendor/golang.org/x/crypto/ssh/tcpip.go')
| -rw-r--r-- | vendor/golang.org/x/crypto/ssh/tcpip.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/vendor/golang.org/x/crypto/ssh/tcpip.go b/vendor/golang.org/x/crypto/ssh/tcpip.go index acf17175..80d35f5e 100644 --- a/vendor/golang.org/x/crypto/ssh/tcpip.go +++ b/vendor/golang.org/x/crypto/ssh/tcpip.go @@ -90,10 +90,19 @@ type channelForwardMsg struct { rport uint32 } +// handleForwards starts goroutines handling forwarded connections. +// It's called on first use by (*Client).ListenTCP to not launch +// goroutines until needed. +func (c *Client) handleForwards() { + go c.forwards.handleChannels(c.HandleChannelOpen("forwarded-tcpip")) + go c.forwards.handleChannels(c.HandleChannelOpen("forwarded-streamlocal@openssh.com")) +} + // ListenTCP requests the remote peer open a listening socket // on laddr. Incoming connections will be available by calling // Accept on the returned net.Listener. func (c *Client) ListenTCP(laddr *net.TCPAddr) (net.Listener, error) { + c.handleForwardsOnce.Do(c.handleForwards) if laddr.Port == 0 && isBrokenOpenSSHVersion(string(c.ServerVersion())) { return c.autoPortListenWorkaround(laddr) } |