cryptonas-branches/pythonrewrite/plugins/network/network.py

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import subprocess
import os
import CryptoBoxPlugin
## specify (in seconds), how long we should wait before redirecting and ip change
REDIRECT_DELAY=20
CHANGE_IP_DELAY=5
class network(CryptoBoxPlugin.CryptoBoxPlugin):
pluginCapabilities = [ "system" ]
requestAuth = True
def doAction(self, store=None, redirected="", ip1="", ip2="", ip3="", ip4=""):
## if we were redirected, then we should display the default page
if redirected == "1":
return None
## request for IP change?
if store:
try:
for ip_in in (ip1, ip2, ip3, ip4):
if (int(ip_in) < 0) or (int(ip_in) > 255):
self.cbox.log.info("invalid IP supplied: %s" % str((ip1,ip2,ip3,ip4)))
raise ValueError
ip = "%d.%d.%d.%d" % (int(ip1), int(ip2), int(ip3), int(ip4))
except ValueError:
self.hdf["Data.Warning"] = "Plugins.network.InvalidIP"
return None
if self.__setIP(ip):
self.cbox.log.info("the IP was successfully changed: %s" % ip)
self.hdf["Data.Success"] = "Plugins.network.IPChanged"
self.hdf["Data.Redirect.URL"] = self.__getRedirectDestination(ip)
self.hdf["Data.Redirect.Delay"] = REDIRECT_DELAY
return None
else:
self.cbox.log.warn("failed to change IP address to: %s" % ip)
self.hdf["Data.Warning"] = "Plugins.network.InvalidIP"
self.__prepareFormData()
return "form_network"
else:
## just show the form
self.__prepareFormData()
return "form_network"
def getStatus(self):
return "%d.%d.%d.%d" % self.__getCurrentIP()
def __getRedirectDestionation(self, ip):
import cherrypy
req = cherrypy.request
dest = ip
base_parts = req.base.split(":")
if len(base_parts) == 3:
dest += ":%s" % base_parts[2]
return dest
def __prepareFormData(self):
(oc1, oc2, oc3, oc4) = self.__getCurrentIP()
self.hdf[self.hdf_prefix + "ip.oc1"] = oc1
self.hdf[self.hdf_prefix + "ip.oc2"] = oc2
self.hdf[self.hdf_prefix + "ip.oc3"] = oc3
self.hdf[self.hdf_prefix + "ip.oc4"] = oc4
def __getCurrentIP(self):
import re
import imp
## load some values from the root_action.py script
root_action_plug = imp.load_source("root_action", os.path.join(self.pluginDir, "root_action.py"))
## get the current IP of the network interface
proc = subprocess.Popen(
shell = False,
stdout = subprocess.PIPE,
args = [
root_action_plug.IFCONFIG_BIN,
root_action_plug.IFACE])
(output, error) = proc.communicate()
if proc.returncode != 0: return (0,0,0,0)
## this regex matches the four numbers of the IP
match = re.search(u'inet [\w]+:(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\s',output)
if match:
## use the previously matched numbers
return tuple([int(e) for e in match.groups()])
else:
return (0,0,0,0)
def __setIP(self, ip):
import threading
## call the root_action script after some seconds - so we can deliver the page before
def delayedIPchange():
import time
time.sleep(CHANGE_IP_DELAY)
proc = subprocess.Popen(
shell = False,
args = [
self.cbox.prefs["Programs"]["super"],
self.cbox.prefs["Programs"]["CryptoBoxRootActions"],
"plugin",
os.path.join(self.pluginDir, "root_action.py"),
ip])
proc.communicate()
return
thread = threading.Thread()
thread.run = delayedIPchange
thread.setDaemon(True)
thread.start()
# TODO: how could we guess, if it failed?
return True