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openmesher.py
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openmesher.py
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#!/usr/bin/env python
import datetime, glob, os, shutil, subprocess, tempfile, logging, sys, argparse, random
import ipaddr, probstat, IPy, paramiko, yapsy
from distutils.sysconfig import get_python_lib
from OpenMesher.interfaces import *
from OpenMesher.lib import *
from OpenMesher.linkmesh import create_link_mesh
from yapsy.PluginManager import PluginManager
from OpenMesher.tunnelobjects import *
def main():
#Find and load plugins
pm = PluginManager()
libpath = '%s/OpenMesher/plugins' %(get_python_lib())
pm.setPluginPlaces(["/usr/share/openmesher/plugins", "~/.openmesher/plugins", "./OpenMesher/plugins", "./plugins", libpath])
pm.setPluginInfoExtension('plugin')
pm.setCategoriesFilter({
'config': IOpenMesherConfigPlugin,
'package': IOpenMesherPackagePlugin,
'deploy': IOpenMesherDeployPlugin,
})
pm.collectPlugins()
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter, description="Configure, package, and deploy an OpenVPN mesh")
parser.add_argument('-r', '--router', action='append', help='Adds a router that can be a client and server')
parser.add_argument('-s', '--server', action='append', help='Adds a router that can only act as a server, not a client.')
parser.add_argument('-c', '--client', action='append', help='Adds a router than can only act as a client. For example, a router that is behind NAT and not accessible by a public IP')
#BUG: Stupid argparse appends your switches to the default.
#parser.add_argument('-n', '--network', action='append', default=['10.99.99.0/24'])
parser.add_argument('-n', '--network', action='append', required=True)
portgroup = parser.add_mutually_exclusive_group()
portgroup.add_argument('-p', '--ports', action='append', default=['7000-7999'])
portgroup.add_argument('-a', '--random', action='store_true')
parser.add_argument('-v', '--verbose', action='append_const', const='verbose', help='Specify multiple times to make things more verbose')
parser.add_argument('--version', action='version', version='v0.6.4')
pluginargsgroup = parser.add_argument_group('plugins')
for plugin in pm.getAllPlugins():
plugin.plugin_object.setupargs(pluginargsgroup)
arg = parser.parse_args()
for plugin in pm.getAllPlugins():
if plugin.plugin_object.__class__.__name__.lower() in arg:
if eval('arg.%s' %(plugin.plugin_object.__class__.__name__.lower())):
logging.debug('Plugin enabled: %s' %(plugin.name))
pm.activatePluginByName(plugin.name)
else:
logging.debug('Plugin disabled: %s' %(plugin.name))
pm.deactivatePluginByName(plugin.name)
else:
logging.debug('Plugin disabled: %s' %(plugin.name))
pm.deactivatePluginByName(plugin.name)
l = logging.getLogger()
if arg.verbose:
if len(arg.verbose) == 1:
l.setLevel(logging.INFO)
if len(arg.verbose) >= 2:
l.setLevel(logging.DEBUG)
# Call activate() on all plugins so they prep themselves for use
for plugin in pm.getAllPlugins():
if eval('arg.%s' %(plugin.plugin_object.__class__.__name__.lower())):
logging.info('Enabled plugin: %s' %(plugin.name))
pm.activatePluginByName(plugin.name)
plugin.plugin_object.activate()
plugin.plugin_object._enabled = True
if len(arg.ports) > 1:
arg.ports.reverse()
arg.ports.pop()
port_list = []
if arg.random:
numdevs = 0
if arg.router:
numdevs += len(arg.router)
if arg.server:
numdevs += len(arg.server)
if arg.client:
numdevs += len(arg.client)
ports_needed = numdevs * (numdevs - 1) / 2
for i in range(0, ports_needed):
port_list.append(random.randrange(1025,32767))
try:
if not arg.random:
# If we're not using random ports, pull whatever is in arg.ports
for portrange in arg.ports:
portstart, portstop = portrange.split('-')
port_list += range(int(portstart),int(portstop))
except ValueError as e:
print 'Invalid port range: %s' %(portrange)
raise ValueError('Invalid port range: %s' %(portrange))
linkmesh = create_link_mesh(routers=arg.router, servers=arg.server, clients=arg.client)
m = Mesh(linkmesh, port_list, arg.network)
files = None
# Run through config plugins
configPlugins = []
for plugin in pm.getPluginsOfCategory('config'):
if plugin.plugin_object._enabled:
plugin.plugin_object.process(m, arg)
configPlugins.append(plugin.plugin_object)
if files:
files = nested_dict_merge(files, plugin.plugin_object.files())
else:
files = plugin.plugin_object.files()
#Grab list of folders that need to be in the package root
includedirs = []
for f in files:
for fldr in files[f]:
rootfldr = fldr.split('/')[1]
if rootfldr not in includedirs:
includedirs.append(rootfldr)
logging.debug('The following folders will be packaged: %s' %(includedirs))
# Run through packaging plugins
packagePlugins = []
for plugin in pm.getPluginsOfCategory('package'):
if plugin.plugin_object._enabled:
#BUG: Services to restart may not necessarily be the same name as their config dir...
plugin.plugin_object.process(m, include_dirs=includedirs, restart_services=includedirs, configPlugins=configPlugins, cliargs=arg)
packagePlugins.append(plugin.plugin_object)
# Run through deployment plugins
for plugin in pm.getPluginsOfCategory('deploy'):
if plugin.plugin_object._enabled:
try:
plugin.plugin_object.deploy(packagePlugins=packagePlugins, cliargs=arg, stoponfailure=False)
except Exception as e:
print "Unable to deploy due to error: %s" %(e)
logging.info('OpenMesher run complete')
if __name__ == "__main__":
main()