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-rw-r--r--paramiko/channel.py54
1 files changed, 46 insertions, 8 deletions
diff --git a/paramiko/channel.py b/paramiko/channel.py
index 6d895fe..0c603c6 100644
--- a/paramiko/channel.py
+++ b/paramiko/channel.py
@@ -122,7 +122,8 @@ class Channel (object):
out += '>'
return out
- def get_pty(self, term='vt100', width=80, height=24):
+ def get_pty(self, term='vt100', width=80, height=24, width_pixels=0,
+ height_pixels=0):
"""
Request a pseudo-terminal from the server. This is usually used right
after creating a client channel, to ask the server to provide some
@@ -136,6 +137,10 @@ class Channel (object):
@type width: int
@param height: height (in characters) of the terminal screen
@type height: int
+ @param width_pixels: width (in pixels) of the terminal screen
+ @type width_pixels: int
+ @param height_pixels: height (in pixels) of the terminal screen
+ @type height_pixels: int
@raise SSHException: if the request was rejected or the channel was
closed
@@ -150,8 +155,8 @@ class Channel (object):
m.add_string(term)
m.add_int(width)
m.add_int(height)
- # pixel height, width (usually useless)
- m.add_int(0).add_int(0)
+ m.add_int(width_pixels)
+ m.add_int(height_pixels)
m.add_string('')
self._event_pending()
self.transport._send_user_message(m)
@@ -239,7 +244,7 @@ class Channel (object):
self.transport._send_user_message(m)
self._wait_for_event()
- def resize_pty(self, width=80, height=24):
+ def resize_pty(self, width=80, height=24, width_pixels=0, height_pixels=0):
"""
Resize the pseudo-terminal. This can be used to change the width and
height of the terminal emulation created in a previous L{get_pty} call.
@@ -248,6 +253,10 @@ class Channel (object):
@type width: int
@param height: new height (in characters) of the terminal screen
@type height: int
+ @param width_pixels: new width (in pixels) of the terminal screen
+ @type width_pixels: int
+ @param height_pixels: new height (in pixels) of the terminal screen
+ @type height_pixels: int
@raise SSHException: if the request was rejected or the channel was
closed
@@ -258,13 +267,12 @@ class Channel (object):
m.add_byte(chr(MSG_CHANNEL_REQUEST))
m.add_int(self.remote_chanid)
m.add_string('window-change')
- m.add_boolean(True)
+ m.add_boolean(False)
m.add_int(width)
m.add_int(height)
- m.add_int(0).add_int(0)
- self._event_pending()
+ m.add_int(width_pixels)
+ m.add_int(height_pixels)
self.transport._send_user_message(m)
- self._wait_for_event()
def exit_status_ready(self):
"""
@@ -381,6 +389,31 @@ class Channel (object):
self.transport._set_x11_handler(handler)
return auth_cookie
+ def request_forward_agent(self, handler):
+ """
+ Request for a forward SSH Agent on this channel.
+ This is only valid for an ssh-agent from openssh !!!
+
+ @param handler: a required handler to use for incoming SSH Agent connections
+ @type handler: function
+
+ @return: if we are ok or not (at that time we always return ok)
+ @rtype: boolean
+
+ @raise: SSHException in case of channel problem.
+ """
+ if self.closed or self.eof_received or self.eof_sent or not self.active:
+ raise SSHException('Channel is not open')
+
+ m = Message()
+ m.add_byte(chr(MSG_CHANNEL_REQUEST))
+ m.add_int(self.remote_chanid)
+ m.add_string('auth-agent-req@openssh.com')
+ m.add_boolean(False)
+ self.transport._send_user_message(m)
+ self.transport._set_forward_agent_handler(handler)
+ return True
+
def get_transport(self):
"""
Return the L{Transport} associated with this channel.
@@ -1026,6 +1059,11 @@ class Channel (object):
else:
ok = server.check_channel_x11_request(self, single_connection,
auth_proto, auth_cookie, screen_number)
+ elif key == 'auth-agent-req@openssh.com':
+ if server is None:
+ ok = False
+ else:
+ ok = server.check_channel_forward_agent_request(self)
else:
self._log(DEBUG, 'Unhandled channel request "%s"' % key)
ok = False