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#
# xserver.py - initial xserver startup for GUI mode.
#
# Matt Wilson <msw@redhat.com>
# Brent Fox <bfox@redhat.com>
#
# Copyright 1999-2002 Red Hat, Inc.
#
# This software may be freely redistributed under the terms of the GNU
# library public license.
#
# You should have received a copy of the GNU Library Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import os
import string
import kudzu
import isys
import sys
import time
from xf86config import *
from snack import *
from constants_text import *
from mouse_text import MouseWindow, MouseDeviceWindow
from rhpl.translate import _
from rhpl.keyboard import Keyboard
from rhpl.mouse import Mouse
from rhpl.videocard import VGA16Card, VESADriverCard
serverPath = ""
def mouseWindow(mouse):
screen = SnackScreen()
STEP_MESSAGE = 0
STEP_TYPE = 1
STEP_DEVICE = 2
STEP_DONE = 3
step = 0
while step < STEP_DONE:
if step == STEP_MESSAGE:
button = ButtonChoiceWindow(screen, _("Mouse Not Detected"),
_("Your mouse was not automatically "
"detected. To proceed in the graphical "
"installation mode, please proceed to "
"the next screen and provide your mouse "
"information. You may also use text mode "
"installation which does not require a mouse."),
buttons = [ _("OK"), _("Use text mode") ])
if button == string.lower (_("Use text mode")):
screen.finish ()
return 0
else:
step = STEP_TYPE
continue
if step == STEP_TYPE:
rc = MouseWindow()(screen, mouse)
if rc == INSTALL_BACK:
step = STEP_MESSAGE
continue
else:
step = STEP_DEVICE
continue
if step == STEP_DEVICE:
rc = MouseDeviceWindow()(screen, mouse)
if rc == INSTALL_BACK:
step = STEP_TYPE
continue
else:
step = STEP_DONE
continue
screen.finish()
return 1
# start X server for install process ONLY
def startX(resolution, nofbmode, video, monitor, mouse, keyboard):
global serverPath
global mode
os.environ['DISPLAY'] = ':1'
serverPath = None
#--see if framebuffer works on this card
#
# we're removing fb support
#
# fbavail = isys.fbinfo()
#
# if fbavail:
# attempt = 'FB'
# else:
# attempt = 'PROBED'
attempt = 'PROBED'
failed = 1
next_attempt = None
while next_attempt != 'END':
card = None
#
# we're removing framebuffer support
#
# if attempt == 'FB':
# if fbavail and nofbmode == 0:
# print _("Attempting to start framebuffer based X server")
# card = FrameBufferCard()
# else:
# card = None
#
# next_attempt = 'PROBED'
if attempt == 'PROBED':
if video.primaryCard():
print _("Attempting to start native X server")
card = video.primaryCard()
else:
card = None
next_attempt = 'VESA'
elif attempt == 'VESA':
if video.primaryCard():
print _("Attempting to start VESA driver X server")
vram = video.primaryCard().getVideoRam()
if vram:
card = VESADriverCard(vram)
else:
card = None
else:
card = None
next_attempt = 'VGA16'
elif attempt == 'VGA16':
# if no xserver then try falling back to VGA16 in no fb
card = VGA16Card()
print _("Attempting to start VGA16 X server")
next_attempt = 'END'
else:
print "Got off end somehow!"
break
if card and card.getXServer() != None:
serverPath = '/usr/X11R6/bin/' + card.getXServer()
if os.access (serverPath, os.X_OK):
try:
x = XF86Config (card, monitor, mouse, keyboard, resolution)
x.setForcedDPI(75)
testx(x)
failed = 0
break
except (RuntimeError, IOError):
pass
# time.sleep(5)
attempt = next_attempt
#--If original server isn't there...send them to text mode
if failed:
raise RuntimeError, "No X server binaries found to run"
return x
def testx(x):
try:
server = x.test ([':1', 'vt7', '-s', '1440', '-terminate',
'-dpms', '-v', '-ac', '-nolisten', 'tcp'], spawn=1)
except:
import traceback
server = None
(type, value, tb) = sys.exc_info()
list = traceback.format_exception (type, value, tb)
text = string.joinfields (list, "")
print text
# give time for the server to fail (if it is going to fail...)
# FIXME: Should find out if X server is already running
# otherwise with NFS installs the X server may be still being
# fetched from the network while we already continue to run
if not server:
sys.stderr.write("X SERVER FAILED");
raise RuntimeError, "X server failed to start"
count = 0
sys.stdout.write(_("Waiting for X server to start...log located in /tmp/X.log\n"))
sys.stdout.flush()
for i in range(5):
time.sleep(1)
sys.stdout.write("%s..." % (i+1))
sys.stdout.flush()
while count < 60:
sys.stdout.write(".")
sys.stdout.flush()
pid = 0
try:
pid, status = os.waitpid (server, os.WNOHANG)
except OSError, (errno, msg):
print __name__, "waitpid:", msg
if pid:
sys.stderr.write("X SERVER FAILED");
raise RuntimeError, "X server failed to start"
try:
os.stat ("/tmp/.X11-unix/X1")
break
except OSError:
pass
time.sleep(1)
count = count + 1
print _(" X server started successfully.")
child = os.fork()
if (child):
# here we fork and wait on our child, which will contine
# on being anaconda, to finish. When the child finishes
# we kill the X server and exit with the exit status set to
# the same exit status of our child (which is now the main
# anaconda process).
try:
pid, status = os.waitpid(child, 0)
except OSError, (errno, msg):
print __name__, "waitpid:", msg
sys.exit (-1)
try:
os.kill(server, 15)
os.waitpid(server, 0)
except:
pass
if os.WIFEXITED(status) and not os.WEXITSTATUS(status):
sys.exit(0)
sys.exit(-1)
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