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SSH2: make it so disabling PTY closes exec() channel if it's open

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This commit is contained in:
terrafrost 2016-12-17 16:09:48 -06:00
parent d0cb855bbc
commit b26f14e5fe
1 changed files with 9 additions and 0 deletions
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9
phpseclib/Net/SSH2.php
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@ -2601,6 +2601,11 @@ class Net_SSH2
return false; return false;
} }
if ($this->in_request_pty_exec) {
user_error('If you want to run multiple exec()\'s you will need to disable (and re-enable if appropriate) a PTY for each one.');
return false;
}
// RFC4254 defines the (client) window size as "bytes the other party can send before it must wait for the window to // RFC4254 defines the (client) window size as "bytes the other party can send before it must wait for the window to
// be adjusted". 0x7FFFFFFF is, at 2GB, the max size. technically, it should probably be decremented, but, // be adjusted". 0x7FFFFFFF is, at 2GB, the max size. technically, it should probably be decremented, but,
// honestly, if you're transferring more than 2GB, you probably shouldn't be using phpseclib, anyway. // honestly, if you're transferring more than 2GB, you probably shouldn't be using phpseclib, anyway.
@ -3408,6 +3413,10 @@ class Net_SSH2
*/ */
function disablePTY() function disablePTY()
{ {
if ($this->in_request_pty_exec) {
$this->_close_channel(NET_SSH2_CHANNEL_EXEC);
$this->in_request_pty_exec = false;
}
$this->request_pty = false; $this->request_pty = false;
} }