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#
# vnc.py: VNC related installer functionality
#
# Copyright 2004 Red Hat, Inc.
#
# Jeremy Katz <katzj@redhat.com>
#
# This software may be freely redistributed under the terms of the GNU
# general public license.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import os, sys, string
from snack import *
from constants_text import *
from rhpl.translate import _, N_
import network
import isys
def hasActiveNetDev():
# try to load /tmp/netinfo and see if we can sniff out network info
netinfo = network.Network()
for dev in netinfo.netdevices.keys():
try:
ip = isys.getIPAddress(dev)
except Exception, e:
log("Got an exception trying to get the ip addr of %s: "
"%s" %(dev, e))
continue
if ip == '127.0.0.1' or ip is None:
continue
return True
return False
# return -1 to use text mode, None for no vncpass, or vncpass otherwise
def askVncWindow():
if hasActiveNetDev() == False:
return -1
screen = SnackScreen()
vncpass = None
vncconnect = 0
STEP_MESSAGE = 0
STEP_PASS = 1
STEP_DONE = 3
step = 0
while step < STEP_DONE:
if step == STEP_MESSAGE:
button = ButtonChoiceWindow(screen, _("Unable to Start X"),
_("X was unable to start on your "
"machine. Would you like to "
"start VNC to connect to "
"this computer from another "
"computer and perform a "
"graphical install or continue "
"with a text mode install?"),
buttons = [ _("Use text mode"),
_("Start VNC") ])
if button == string.lower (_("Use text mode")):
screen.finish()
return -1
else:
step = STEP_PASS
continue
if step == STEP_PASS:
grid = GridFormHelp(screen, _("VNC Configuration"),
"vnc", 1, 10)
bb = ButtonBar(screen, (TEXT_OK_BUTTON,
(_("No password"), "nopass"),
TEXT_BACK_BUTTON))
text = _("A password will prevent unauthorized listeners "
"connecting and monitoring your installation progress. "
"Please enter a password to be used for the installation")
grid.add(TextboxReflowed(40, text), 0, 0, (0, 0, 0, 1))
entry1 = Entry (16, password = 1)
entry2 = Entry (16, password = 1)
passgrid = Grid (2, 2)
passgrid.setField (Label (_("Password:")), 0, 0, (0, 0, 1, 0), anchorLeft = 1)
passgrid.setField (Label (_("Password (confirm):")), 0, 1, (0, 0, 1, 0), anchorLeft = 1)
passgrid.setField (entry1, 1, 0)
passgrid.setField (entry2, 1, 1)
grid.add (passgrid, 0, 1, (0, 0, 0, 1))
grid.add(bb, 0, 8, (0, 1, 1, 0), growx = 1)
while 1:
res = grid.run()
rc = bb.buttonPressed(res)
if rc == TEXT_BACK_CHECK:
screen.popWindow()
step = STEP_MESSAGE
break
elif rc == "nopass":
screen.finish()
return None
else:
pw = entry1.value()
cf = entry2.value()
if pw != cf:
ButtonChoiceWindow(screen, _("Password Mismatch"),
_("The passwords you entered were "
"different. Please try again."),
buttons = [ TEXT_OK_BUTTON ],
width = 50)
elif len(pw) < 6:
ButtonChoiceWindow(screen, _("Password Length"),
_("The password must be at least "
"six characters long."),
buttons = [ TEXT_OK_BUTTON ],
width = 50)
else:
screen.finish()
return pw
entry1.set("")
entry2.set("")
continue
continue
screen.finish()
return -1
if __name__ == "__main__":
askVncWindow()
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