def do_process_challenge_prompt(self, packet, prompt="password"):
authlog("do_process_challenge_prompt() use_tty=%s", use_tty())
if use_tty():
import getpass
authlog("stdin isatty, using password prompt")
password = getpass.getpass("%s :" %
self.get_challenge_prompt(prompt))
authlog("password read from tty via getpass: %s", obsc(password))
self.send_challenge_reply(packet, password)
return True
else:
from xpra.platform.paths import get_nodock_command
cmd = get_nodock_command() + ["_pass", prompt]
try:
from subprocess import Popen, PIPE
proc = Popen(cmd, stdout=PIPE)
getChildReaper().add_process(proc, "password-prompt", cmd,
True, True)
out, err = proc.communicate(None, 60)
authlog("err(%s)=%s", cmd, err)
password = out.decode()
self.send_challenge_reply(packet, password)
return True
except Exception:
log("Error: failed to show GUi for password prompt",
exc_info=True)
return False
def update_loop(self):
while self.exit_code is None:
self.update_screen()
curses.halfdelay(50)
v = self.stdscr.getch()
#print("v=%s" % (v,))
if v in EXIT_KEYS:
self.exit_code = 0
elif v == 258: #down arrow
self.position += 1
elif v == 259: #up arrow
self.position = max(self.position - 1, 0)
elif v == 10 and self.selected_session:
#show this session:
cmd = get_nodock_command() + ["top", self.selected_session]
try:
self.cleanup()
proc = Popen(cmd)
exit_code = proc.wait()
#TODO: show exit code, especially if non-zero
finally:
self.stdscr = curses_init()
elif v in (ord("s"), ord("S")):
self.run_subcommand("stop")
elif v in (ord("a"), ord("A")):
self.run_subcommand("attach")
elif v in (ord("d"), ord("D")):
self.run_subcommand("detach")
def get_session_info(self, sockpath):
#the lazy way using a subprocess
cmd = get_nodock_command()+["id", "socket:%s" % sockpath]
p = subprocess.Popen(cmd, stdin=None, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stdout, _ = p.communicate()
log("get_sessions_info(%s) returncode(%s)=%s", sockpath, cmd, p.returncode)
if p.returncode!=0:
return None
out = bytestostr(stdout)
info = {}
for line in out.splitlines():
parts = line.split("=", 1)
if len(parts)==2:
info[parts[0]] = parts[1]
log("get_sessions_info(%s)=%s", sockpath, info)
return info
def get_display_id_info(self, path):
d = {}
try:
cmd = get_nodock_command() + ["id", "socket://%s" % path]
proc = Popen(cmd, stdout=PIPE, stderr=PIPE)
out, err = proc.communicate()
for line in bytestostr(out or err).splitlines():
try:
k, v = line.split("=", 1)
d[k] = v
except ValueError:
continue
return d
except Exception as e:
d["error"] = str(e)
return d
def do_run_subcommand(self, subcommand, **kwargs):
cmd = get_nodock_command() + [subcommand, self.selected_session]
try:
return Popen(cmd, **kwargs)
except Exception:
return None
def run_subcommand(self, subcommand):
cmd = get_nodock_command() + [subcommand, self.selected_session]
try:
Popen(cmd, stdout=DEVNULL, stderr=DEVNULL)
except:
pass
