def allocatePty(self):
fd = 0
term = os.environ['TERM']
winsz = fcntl.ioctl(fd, tty.TIOCGWINSZ, '12345678')
winSize = struct.unpack('4H', winsz)
ptyReqData = session.packRequest_pty_req(term, winSize, '')
self.conn.sendRequest(self, 'pty-req', ptyReqData)
signal.signal(signal.SIGWINCH, self._windowResized)
def channelOpen(self, ignored):
"""
Create a pty by sending a pty-req to the server
"""
term = 'xterm'
winSize = (25, 80, 0, 0)
ptyReqData = session.packRequest_pty_req(term, winSize, '')
self.conn.sendRequest(self, 'pty-req', ptyReqData)
command = self.conn.sendRequest(self,
'exec',
NS(self._command),
wantReply=True)
command.addCallbacks(self._execSuccess, self._execFailure)
def channelOpen(self, data):
self.conn.set_channel(self)
data = session.packRequest_pty_req(
'xterm-color',
(self.conn.terminal_size[1], self.conn.terminal_size[0], 0, 0), '')
deferred = self.conn.sendRequest(self, 'pty-req', data, wantReply=1)
@deferred
def on_success(ignored):
if self.conn.command:
self.conn.sendRequest(self,
'exec',
common.NS(str(self.conn.command)),
wantReply=1)
else:
self.conn.sendRequest(self, 'shell', '', wantReply=1)
def channelOpen(self, _):
def ptyReqFailed(reason):
# TODO(vladum): Why is this never called? Looks like the Transport
# received the error (at least the packet integrity ones).
err("SSH PTY Request failed")
self.reason = reason
self.conn.sendClose(self)
modes = pack("<B", 0x00) # only TTY_OP_END
win_size = (0, 0, 0, 0) # 0s are ignored
pty_req_data = packRequest_pty_req('vt100', win_size, modes)
d = self.conn.sendRequest(self, 'pty-req', pty_req_data, wantReply=True)
#Set all the env variables we've got
for key, value in self.env:
d.addCallback(
lambda _: self.conn.sendRequest(self, 'env', NS(key), NS(value), wantReply=True)
)
d.addCallback(
# send command after we get the pty
lambda _: self.conn.sendRequest(self, 'exec', NS(self.command))
)
d.addErrback(ptyReqFailed)
