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#!/usr/bin/python -u
import argparse
import os
import subprocess
import tempfile
import time
import signal
import sys
from gi.repository import SugarRunner
helpers_dir = "@helpersdir@"
window_process = None
result = 0
def _usr1_signal_handler(number, frame):
global result
result = 1
def _setpgrp_preexec():
os.setpgrp()
def _get_screen_dpi():
from gi.repository import Gtk
settings = Gtk.Settings.get_default()
return settings.get_property('gtk-xft-dpi') / 1024
def _write_xkb_config():
f, name = tempfile.mkstemp(prefix="sugar-xkbconfig-")
subprocess.check_call(["setxkbmap", "-print"], stdout=f)
os.environ["SUGAR_RUNNER_XKBCONFIG"] = name
def _allow_to_run_x():
try:
with open("/etc/X11/Xwrapper.config") as f:
if "allowed_users=anybody" in f.read():
return
except IOError:
return
print "We need to allow everybody to run the X server"
tweak_wrapper = os.path.join(helpers_dir, "tweak-xwrapper")
subprocess.check_call(["sudo", "-k", tweak_wrapper])
def _run_xephyr_window(resolution):
args = [os.path.join(helpers_dir, "xephyr-window")]
if resolution is not None:
args.extend(["--resolution", resolution])
process = subprocess.Popen(args, stdout=subprocess.PIPE)
return process, process.stdout.readline().strip()
def _get_tty_number():
tty = subprocess.check_output(["tty"])
head, tail = os.path.split(tty)
return tail.strip().replace("tty", "")
# Setup an unencrypted keyring so that it
# doesn't bother us with password dialogs
def _setup_keyring(data_home_dir):
keyrings_dir = os.path.join(data_home_dir, "keyrings")
if not os.path.exists(keyrings_dir):
try:
os.makedirs(keyrings_dir)
except OSError:
pass
with open(os.path.join(keyrings_dir, "default"), "w") as f:
f.write("default")
with open(os.path.join(keyrings_dir, "default.keyring"), "w") as f:
f.write("[keyring]\n"
"display-name=default\n"
"lock-on-idle=false\n"
"lock-timeout=0")
def _ensure_dir(path):
try:
os.mkdir(path)
except:
pass
def _get_home_dirs(args):
base_home_dir = args.home_dir
if base_home_dir is None:
base_home_dir = os.path.expanduser("~/.sugar-runner")
_ensure_dir(base_home_dir)
home_dirs = {}
for home_name in ["cache", "config", "data"]:
home_dirs[home_name] = os.path.join(base_home_dir, home_name)
for path in home_dirs.values():
_ensure_dir(path)
return home_dirs
def _setup_variables(args, home_dirs):
to_unset = ["GPG_AGENT_INFO",
"SSH_AUTH_SOCK",
"GNOME_KEYRING_CONTROL",
"GNOME_KEYRING_PID",
"SESSION_MANAGER"]
for name in to_unset:
if name in os.environ:
del os.environ[name]
if args.output is not None:
os.environ["SUGAR_RUNNER_OUTPUT"] = args.output
if args.test_command is not None:
os.environ["SUGAR_RUNNER_TEST_COMMAND"] = args.test_command
if args.test_log is not None:
os.environ["SUGAR_RUNNER_TEST_LOG"] = args.test_log
os.environ["XDG_CACHE_HOME"] = home_dirs["cache"]
os.environ["XDG_DATA_HOME"] = home_dirs["data"]
os.environ["XDG_CONFIG_HOME"] = home_dirs["config"]
# Disable Unity custom gtk scrollbars
os.environ["LIBOVERLAY_SCROLLBAR"] = "0"
# Allow to close with Shift+Alt+Q
os.environ["SUGAR_EMULATOR"] = "yes"
parser = argparse.ArgumentParser(description="Run sugar")
parser.add_argument("--resolution", help="screen resolution")
parser.add_argument("--output", help="name of the output")
parser.add_argument("--home-dir", help="path to the home directory")
parser.add_argument("--test-log", help="path where to log the test output")
parser.add_argument("--test-command", help="command line of the test to run")
parser.add_argument("--virtual", action="store_true",
help="use an a virtual server")
args = parser.parse_args()
home_dirs = _get_home_dirs(args)
_setup_variables(args, home_dirs)
_setup_keyring(home_dirs["data"])
xinit_args = ["xinit", os.path.join(helpers_dir, "xinitrc"), "--"]
display = SugarRunner.find_free_display()
if args.virtual:
xinit_args.append("/usr/bin/Xvfb")
xinit_args.append(display)
xinit_args.extend(["-ac", "-noreset", "-shmem",
"-screen", "0", "1024x768x16"])
elif "DISPLAY" in os.environ:
_write_xkb_config()
window_process, xid = _run_xephyr_window(args.resolution)
xinit_args.append("/usr/bin/Xephyr")
xinit_args.append(display)
xinit_args.extend(["-dpi", str(_get_screen_dpi())])
xinit_args.extend(["-parent", xid])
else:
_allow_to_run_x()
xinit_args.append(display)
xinit_args.append("vt%s" % _get_tty_number())
os.environ["SUGAR_RUNNER_PID"] = str(os.getpid())
signal.signal(signal.SIGUSR1, _usr1_signal_handler)
try:
xinit_process = subprocess.Popen(xinit_args, preexec_fn=_setpgrp_preexec)
result = None
while result is None:
result = xinit_process.poll()
time.sleep(0.1)
except KeyboardInterrupt:
pass
if window_process:
window_process.terminate()
sys.exit(result)
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