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#
# netconfig_dialog.py: Configure a network interface now.
#
# Jeremy Katz <katzj@redhat.com>
#
# Copyright 2006 Red Hat, Inc.
#
# 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 gtk
import gobject
import gui
from rhpl.translate import _, N_
import gui
import network
import isys
class NetworkConfigurator:
def __init__(self, network):
(xml, w) = gui.getGladeWidget("netconfig.glade", "NetworkConfigWindow")
self.window = w
self.network = network
self.xml = xml
self.rc = gtk.RESPONSE_CANCEL
self._setSizeGroup()
self._connectSignals()
self._populateNetdevs()
self.xml.get_widget("ipv4Checkbutton").set_active(True)
self.xml.get_widget("ipv6Checkbutton").set_active(False)
def _connectSignals(self):
sigs = { "on_ipv4Checkbutton_toggled": self._ipv4Toggled,
"on_ipv6Checkbutton_toggled": self._ipv6Toggled,
"on_dhcpCheckbutton_toggled": self._dhcpToggled,
"on_interfaceCombo_changed": self._netdevChanged,
"on_cancelButton_clicked": self._cancel,
"on_okButton_clicked": self._ok }
self.xml.signal_autoconnect(sigs)
def _setSizeGroup(self): # too bad we can't do this in the glade file
sg = gtk.SizeGroup(gtk.SIZE_GROUP_HORIZONTAL)
for w in ("nameserverLabel", "gatewayLabel", "ipv6Label",
"ipv4Label", "interfaceLabel"):
sg.add_widget(self.xml.get_widget(w))
def _netdevChanged(self, combo):
active = combo.get_active_iter()
val = combo.get_model().get_value(active, 1)
netdev = self.network.available()[val]
bootproto = netdev.get("bootproto")
if not bootproto or bootproto == "dhcp":
self.xml.get_widget("dhcpCheckbutton").set_active(True)
else:
self.xml.get_widget("dhcpCheckbutton").set_active(False)
# FIXME: need to set ipv6 here too once we have that
if netdev.get("ipaddr"): self.xml.get_widget("ipv4Address").set_text(netdev.get("ipaddr"))
if netdev.get("netmask"): self.xml.get_widget("ipv4Netmask").set_text(netdev.get("netmask"))
if self.network.gateway: self.xml.get_widget("gatewayEntry").set_text(self.network.gateway)
if self.network.primaryNS: self.xml.get_widget("nameserverEntry").set_text(self.network.primaryNS)
def _ipv4Toggled(self, cb):
if self.xml.get_widget("dhcpCheckbutton").get_active():
return
if cb.get_active():
self.xml.get_widget("ipv4Box").set_sensitive(True)
else:
self.xml.get_widget("ipv4Box").set_sensitive(False)
def _ipv6Toggled(self, cb):
if self.xml.get_widget("dhcpCheckbutton").get_active():
return
if cb.get_active():
self.xml.get_widget("ipv6Box").set_sensitive(True)
else:
self.xml.get_widget("ipv6Box").set_sensitive(False)
def _dhcpToggled(self, cb):
boxes = ("ipv4Box", "ipv6Box", "nameserverBox", "gatewayBox")
if not cb.get_active():
map(lambda x: self.xml.get_widget(x).set_sensitive(True), boxes)
self.xml.get_widget("ipv4Box").set_sensitive(self.xml.get_widget("ipv4Checkbutton").get_active())
self.xml.get_widget("ipv6Box").set_sensitive(self.xml.get_widget("ipv6Checkbutton").get_active())
else:
map(lambda x: self.xml.get_widget(x).set_sensitive(False), boxes)
def _populateNetdevs(self):
combo = self.xml.get_widget("interfaceCombo")
cell = gtk.CellRendererText()
combo.pack_start(cell, True)
combo.set_attributes(cell, text = 0)
cell.set_property("wrap-width", 525)
combo.set_size_request(480, -1)
store = gtk.TreeStore(gobject.TYPE_STRING, gobject.TYPE_STRING)
combo.set_model(store)
netdevs = self.network.available()
devs = netdevs.keys()
devs.sort()
for dev in devs:
i = store.append(None)
desc = netdevs[dev].get("desc")
if desc:
desc = "%s - %s" %(dev, desc)
else:
desc = "%s" %(dev,)
store[i] = (desc, dev)
if dev == self.network.firstnetdevice:
combo.set_active_iter(i)
def run(self):
gui.addFrame(self.window)
self.window.show()
gtk.main()
return self.rc
def destroy(self):
self.window.destroy()
def _handleIPError(self, field, errmsg):
d = gtk.MessageDialog(None, 0, gtk.MESSAGE_ERROR,
gtk.BUTTONS_OK,
_("An error occurred converting the value "
"entered for \"%s\":\n%s") %(field, errmsg))
d.set_title(_("Error With Data"))
d.set_position(gtk.WIN_POS_CENTER)
gui.addFrame(d)
d.run()
d.destroy()
def _handleIPMissing(self, field):
d = gtk.MessageDialog(None, 0, gtk.MESSAGE_ERROR, gtk.BUTTONS_OK,
_("A value is required for the field %s.") % (field,))
d.set_title(_("Error With Data"))
d.set_position(gtk.WIN_POS_CENTER)
gui.addFrame(d)
d.run()
d.destroy()
def _cancel(self, *args):
gtk.main_quit()
self.rc = gtk.RESPONSE_CANCEL
def _ok(self, *args):
combo = self.xml.get_widget("interfaceCombo")
active = combo.get_active_iter()
val = combo.get_model().get_value(active, 1)
netdev = self.network.available()[val]
netdev.set(('useipv4', True))
# FIXME: need to do input validation
if self.xml.get_widget("dhcpCheckbutton").get_active():
self.window.hide()
w = gui.WaitWindow(_("Dynamic IP"),
_("Sending request for IP information "
"for %s...") %(netdev.get("device")))
ns = isys.dhcpNetDevice(netdev)
w.pop()
if ns is not None:
self.rc = gtk.RESPONSE_OK
if ns:
f = open("/etc/resolv.conf", "w")
f.write("nameserver %s\n" % ns)
f.close()
isys.resetResolv()
else:
ipv4addr = self.xml.get_widget("ipv4Address").get_text()
ipv4nm = self.xml.get_widget("ipv4Netmask").get_text()
gateway = self.xml.get_widget("gatewayEntry").get_text()
ns = self.xml.get_widget("nameserverEntry").get_text()
try:
network.sanityCheckIPString(ipv4addr)
netdev.set(('ipaddr', ipv4addr))
except network.IPMissing, msg:
self._handleIPMissing(_("IP Address"))
return
except network.IPError, msg:
self._handleIPError(_("IP Address"), msg)
return
if ipv4nm.find('.') == -1:
# user provided a CIDR prefix
try:
if int(ipv4nm) > 32 or int(ipv4nm) < 0:
msg = _("IPv4 CIDR prefix must be between 0 and 32.")
self._handleIPError(_("IPv4 Network Mask"), msg)
return
else:
ipv4nm = isys.prefix2netmask(int(ipv4nm))
netdev.set(('netmask', ipv4nm))
except:
self._handleIPMissing(_("IPv4 Network Mask"))
return
else:
# user provided a dotted-quad netmask
try:
network.sanityCheckIPString(ipv4nm)
netdev.set(('netmask', ipv4nm))
except network.IPMissing, msg:
self._handleIPMissing(_("IPv4 Network Mask"))
return
except network.IPError, msg:
self._handleIPError(_("IPv4 Network Mask"), msg)
return
try:
if gateway:
network.sanityCheckIPString(gateway)
except network.IPMissing, msg:
self._handleIPMissing(_("Gateway"))
return
except network.IPError, msg:
self._handleIPError(_("Gateway"), msg)
return
try:
if ns:
network.sanityCheckIPString(ns)
except network.IPError, msg:
self._handleIPError(_("Nameserver"), msg)
return
try:
isys.configNetDevice(netdev, gateway)
except Exception, e:
import logging
log = logging.getLogger("anaconda")
log.error("Error configuring network device: %s" %(e,))
self._handleIPError(_("Error configuring network device:"), e)
return
self.rc = gtk.RESPONSE_OK
if ns:
f = open("/etc/resolv.conf", "w")
f.write("nameserver %s\n" %(ns,))
f.close()
isys.resetResolv()
isys.setResolvRetry(1)
if self.rc != gtk.RESPONSE_OK:
gui.MessageWindow(_("Error"),
_("Error configuring network device"),
type = "ok", custom_icon="error")
return
gtk.main_quit()
def main():
net = network.Network()
d = NetworkConfigurator(net)
ret = d.run()
if __name__ == "__main__":
main()
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