def execute_interactive():
""" Runs the command mode once, reading the standard input for a command
and executing it. Will return execution once a command has been executed
or if an invalid command was passed.
"""
old_completer = readline.get_completer()
readline.set_completer(__readline_completer)
readline.parse_and_bind('tab: complete')
term.enter_buffer()
# default raw mode is not readline friendly.
# restore after saving display, for restoring is destructive
term.restore_tty()
try:
cmd_name = raw_input('REACH:')
except:
# return to raw_mode
term.set_raw()
readline.set_completer(old_completer)
term.leave_buffer()
return
cmd_args = [x for x in cmd_name.split(' ') if x != '']
if cmd_args and cmd_args[0] in registry:
try:
registry[cmd_args[0]][1](cmd_args)
except Exception, e:
print(e)
term.pause()
def x11_cmd(*args):
global forwarded_port
if forwarded_port:
print('x11 already bound to "localhost:%d"'%forwarded_port)
term.pause()
return
t = Channel.get_instance().get_transport()
# Find usable port
for x_port in xrange(10, 30):
try:
t.request_port_forward('localhost', 6000+x_port, x11_handler)
Channel.get_instance().get_interactive_chan().send(
'export DISPLAY=localhost:%d\n'%x_port)
forwarded_port = x_port
try:
# setup xauth cookie
# Some server may use the shared cookie authentication method.
# Though we aren't using unix sockets, xlib apps
# translate localhost to hostname/unix when it comes to
# checking XAuthority files.
cookie = commands.getoutput('xauth list %s' \
% os.environ.get('DISPLAY'))
h, p, c = [x for x in cookie.splitlines()[0].split(' ') if x]
Channel.get_instance().get_interactive_chan().send(
'xauth add `hostname`/unix:%d %s %s\n' \
%(x_port, p, c))
except:pass
return
except:
continue
print('Could not successfully forward any x11 port.')
term.pause()
def chain_connect(self, chain):
conn = sshconnector.SshConnector()
for link in chain:
conn.connect(link, self)
from reach import commands
for autocmd in link.get('auto', []):
cmd_args = [x for x in autocmd.split(' ') if x != '']
if cmd_args and cmd_args[0] in commands.registry:
try:
commands.registry[cmd_args[0]][1](cmd_args)
except Exception, e:
print(e)
term.pause()
# return to raw_mode
term.set_raw()
readline.set_completer(old_completer)
term.leave_buffer()
return
cmd_args = [x for x in cmd_name.split(' ') if x != '']
if cmd_args and cmd_args[0] in registry:
try:
registry[cmd_args[0]][1](cmd_args)
except Exception, e:
print(e)
term.pause()
else:
print('No such command')
term.pause()
# return to raw_mode
term.set_raw()
readline.set_completer(old_completer)
term.leave_buffer()
def is_ninja():
""" This function serves no purpose. The ninja is a lie. """
pass
def __readline_completer(text, state):
""" Callback for completing using readline.
"""
