Commit b10674f3 authored by Julien Muchembled's avatar Julien Muchembled

re6stnet: new client-only and routing-only mode

parent 2f5091fa
......@@ -9,15 +9,15 @@ VERBOSE = 4
# |.2
# |10.0.0
# |.1
# ---------------Internet---------------
# |.1 |.1 |.1
# |10.1.0 |10.2.0 |
# |.2 |.2 |
# ---------------Internet----------------
# |.1 |.1 |.1
# |10.1.0 |10.2.0 |
# |.2 |.2 |
# gateway1 gateway2 s3:10.0.1
# |.1 |.1 |.2 |.3
# s1:10.1.1 s2:10.2.1 m5 m6
# |.2 |.3 |.2 |.3
# m1 m2 m3 m4
# |.1 |.1 |.2 |.3 |.4
# s1:10.1.1 s2:10.2.1 m6 m7 m8
# |.2 |.3 |.2 |.3 |.4
# m1 m2 m3 m4 m5
#
registry = 'registry/registry.db'
......@@ -41,8 +41,8 @@ disable_signal_on_children(signal.SIGINT)
# create nodes
for name in """internet=I registry=R
gateway1=g1 machine1=1 machine2=2
gateway2=g2 machine3=3 machine4=4
machine5=5 machine6=6
gateway2=g2 machine3=3 machine4=4 machine5=5
machine6=6 machine7=7 machine8=8
""".split():
name, short = name.split('=')
globals()[name] = node = nemu.Node()
......@@ -78,6 +78,8 @@ m3_if_0 = nemu.NodeInterface(machine3)
m4_if_0 = nemu.NodeInterface(machine4)
m5_if_0 = nemu.NodeInterface(machine5)
m6_if_0 = nemu.NodeInterface(machine6)
m7_if_0 = nemu.NodeInterface(machine7)
m8_if_0 = nemu.NodeInterface(machine8)
# connect to switch
switch1.connect(g1_if_1)
......@@ -87,15 +89,17 @@ switch1.connect(m2_if_0)
switch2.connect(g2_if_1)
switch2.connect(m3_if_0)
switch2.connect(m4_if_0)
switch2.connect(m5_if_0)
switch3.connect(in_if_3)
switch3.connect(m5_if_0)
switch3.connect(m6_if_0)
switch3.connect(m7_if_0)
switch3.connect(m8_if_0)
# setting everything up
switch1.up = switch2.up = switch3.up = True
re_if_0.up = in_if_0.up = in_if_1.up = g1_if_0.up = in_if_2.up = g2_if_0.up = True
in_if_3.up = g1_if_1.up = g2_if_1.up = m1_if_0.up = m2_if_0.up = m3_if_0.up = m4_if_0.up = m5_if_0.up = m6_if_0.up = True
in_if_3.up = g1_if_1.up = g2_if_1.up = m1_if_0.up = m2_if_0.up = m3_if_0.up = m4_if_0.up = m5_if_0.up = m6_if_0.up = m7_if_0.up = m8_if_0.up = True
# Add IPv4 addresses
re_if_0.add_v4_address(address='10.0.0.2', prefix_len=24)
......@@ -111,8 +115,10 @@ m1_if_0.add_v4_address(address='10.1.1.2', prefix_len=24)
m2_if_0.add_v4_address(address='10.1.1.3', prefix_len=24)
m3_if_0.add_v4_address(address='10.2.1.2', prefix_len=24)
m4_if_0.add_v4_address(address='10.2.1.3', prefix_len=24)
m5_if_0.add_v4_address(address='10.0.1.2', prefix_len=24)
m6_if_0.add_v4_address(address='10.0.1.3', prefix_len=24)
m5_if_0.add_v4_address(address='10.2.1.4', prefix_len=24)
m6_if_0.add_v4_address(address='10.0.1.2', prefix_len=24)
m7_if_0.add_v4_address(address='10.0.1.3', prefix_len=24)
m8_if_0.add_v4_address(address='10.0.1.4', prefix_len=24)
# setup routes
registry.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.0.0.1')
......@@ -120,12 +126,12 @@ registry.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.0.0.1')
internet.add_route(prefix='10.2.0.0', prefix_len=16, nexthop='10.2.0.2')
gateway1.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.1.0.1')
gateway2.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.2.0.1')
machine1.add_route(nexthop='10.1.1.1')
machine2.add_route(nexthop='10.1.1.1')
machine3.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.2.1.1')
machine4.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.2.1.1')
machine5.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.0.1.1')
machine6.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.0.1.1')
for m in machine1, machine2:
m.add_route(nexthop='10.1.1.1')
for m in machine3, machine4, machine5:
m.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.2.1.1')
for m in machine6, machine7, machine8:
m.add_route(prefix='10.0.0.0', prefix_len=8, nexthop='10.0.1.1')
# Test connectivity first. Run process, hide output and check
# return code
......@@ -147,10 +153,13 @@ if 1:
machine2.screen('../re6stnet @m2/re6stnet.conf -v%u' % VERBOSE)
machine3.screen('../re6stnet @m3/re6stnet.conf -v%u -i%s' % (VERBOSE, m3_if_0.name))
machine4.screen('../re6stnet @m4/re6stnet.conf -v%u -i%s' % (VERBOSE, m4_if_0.name))
machine5.screen('../re6stnet @m5/re6stnet.conf -v%u' % VERBOSE)
machine5.screen('../re6stnet @m5/re6stnet.conf -v%u -i%s' % (VERBOSE, m5_if_0.name))
machine6.screen('../re6stnet @m6/re6stnet.conf -v%u' % VERBOSE)
machine7.screen('../re6stnet @m7/re6stnet.conf -v%u' % VERBOSE)
machine8.screen('../re6stnet @m8/re6stnet.conf -v%u' % VERBOSE)
nodes = registry, machine1, machine2, machine3, machine4, machine5, machine6
nodes = registry, machine1, machine2, machine3, machine4, \
machine5, machine6, machine7, machine8
_ll = {}
def node_by_ll(addr):
try:
......
log m5/
state m5/
babel-pidfile m5/babeld.pid
pp 1194 udp
hello 4
dh m5/dh2048.pem
ca ca.crt
cert m5/cert.crt
key m5/cert.key
client-count 2
tunnel-refresh 100
registry http://10.0.0.2:80
client-count 0
max-clients 0
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
log m7/
state m7/
babel-pidfile m7/babeld.pid
pp 1194 udp
hello 4
dh m7/dh2048.pem
ca ca.crt
cert m7/cert.crt
key m7/cert.key
client-count 2
tunnel-refresh 100
registry http://10.0.0.2:80
-----BEGIN PRIVATE KEY-----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-----END PRIVATE KEY-----
log m8/
state m8/
babel-pidfile m8/babeld.pid
hello 4
ca ca.crt
cert m8/cert.crt
key m8/cert.key
client 10.0.1.2,1194,udp;10.0.1.3,1194,udp
......@@ -21,8 +21,9 @@ INSERT INTO "cert" VALUES('000000001',NULL,NULL);
INSERT INTO "cert" VALUES('0000000001',NULL,NULL);
INSERT INTO "cert" VALUES('00000000001',NULL,NULL);
INSERT INTO "cert" VALUES('000000000001',NULL,NULL);
INSERT INTO "cert" VALUES('0000000000001',NULL,NULL);
INSERT INTO "cert" VALUES('0000000000000111',NULL,NULL);
INSERT INTO "cert" VALUES('00000000000011',NULL,NULL);
INSERT INTO "cert" VALUES('000000000000101',NULL,NULL);
INSERT INTO "cert" VALUES('0000000000001001',NULL,NULL);
INSERT INTO "cert" VALUES('0000000000000000','re6st@example.com','-----BEGIN CERTIFICATE-----
MIICwTCCAakCAQAwDQYJKoZIhvcNAQEFBQAwPjEaMBgGA1UEAwwRcmU2c3QuZXhh
bXBsZS5jb20xIDAeBgkqhkiG9w0BCQEWEXJlNnN0QGV4YW1wbGUuY29tMB4XDTEy
......@@ -113,7 +114,7 @@ jMzpA8nGWSXfDKfgtsFRNFcHEf1ozGH9aqtBUtWTNysb2zyMV4NpQ8R0R6UjgJpf
8eW1huxWm9bSD8PzCzaCApThGN89dvayTVibXaZVtNT0sZaBrw==
-----END CERTIFICATE-----
');
INSERT INTO "cert" VALUES('0000000000000101','baz@example.com','-----BEGIN CERTIFICATE-----
INSERT INTO "cert" VALUES('0000000000000101','bar@example.com','-----BEGIN CERTIFICATE-----
MIICwTCCAakCAQAwDQYJKoZIhvcNAQEFBQAwPjEaMBgGA1UEAwwRcmU2c3QuZXhh
bXBsZS5jb20xIDAeBgkqhkiG9w0BCQEWEXJlNnN0QGV4YW1wbGUuY29tMB4XDTEy
MDkwNjEyNDgxOVoXDTEzMDkwNjEyNDgxOVowDzENMAsGA1UEAxMENS8xNjCCASIw
......@@ -131,7 +132,7 @@ SJT7estAjJYmkPGiZIsZg8z6VquHGEmG+TDP9qmbdlGrPshI11dnqF8B0ozeSNWN
o1taiYL3UMPOORzgdDrPNe+W4l7BxHAF3ctJLa88PjbK39hhbw==
-----END CERTIFICATE-----
');
INSERT INTO "cert" VALUES('0000000000000110','qux@example.com','-----BEGIN CERTIFICATE-----
INSERT INTO "cert" VALUES('0000000000000110','baz@example.com','-----BEGIN CERTIFICATE-----
MIICwTCCAakCAQAwDQYJKoZIhvcNAQEFBQAwPjEaMBgGA1UEAwwRcmU2c3QuZXhh
bXBsZS5jb20xIDAeBgkqhkiG9w0BCQEWEXJlNnN0QGV4YW1wbGUuY29tMB4XDTEy
MDkwNjEyNDk1N1oXDTEzMDkwNjEyNDk1N1owDzENMAsGA1UEAxMENi8xNjCCASIw
......@@ -149,4 +150,40 @@ ZHyZtobDw/6U+U64dYBfWpDdZ8bSJnaueufbgGsPIIteOBeZJJzPBHYivi6rq6rR
syCrauaY43bjqe5i8ydsxVuW5CjBC4Us1/IVA7Ju7p7O9H6EeA==
-----END CERTIFICATE-----
');
INSERT INTO "cert" VALUES('0000000000000111','qux@example.com','-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
');
INSERT INTO "cert" VALUES('0000000000001000','qux@example.com','-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
');
COMMIT;
......@@ -3,6 +3,8 @@ import os
import sys
script_type = os.environ['script_type']
arg1 = sys.argv[1]
if script_type == 'up':
import subprocess
def call(*args):
......@@ -11,8 +13,8 @@ if script_type == 'up':
sys.exit(r)
dev = os.environ['dev']
call('ip', 'link', 'set', dev, 'up')
if sys.argv[1] != 'none':
call('ip', 'addr', 'add', sys.argv[1], 'dev', dev)
if arg1 != 'None':
call('ip', 'addr', 'add', arg1, 'dev', dev)
else:
if script_type == 'client-connect':
......@@ -22,4 +24,5 @@ else:
% os.environ['trusted_ip'])
# Write into pipe connect/disconnect events
os.write(int(sys.argv[1]), '%(script_type)s %(common_name)s\n' % os.environ)
if arg1 != 'None':
os.write(int(arg1), '%(script_type)s %(common_name)s\n' % os.environ)
......@@ -6,14 +6,13 @@ ovpn_server = os.path.join(here, 'ovpn-server')
ovpn_client = os.path.join(here, 'ovpn-client')
ovpn_log = None
def openvpn(iface, hello_interval, encrypt, *args, **kw):
def openvpn(iface, encrypt, *args, **kw):
args = ['openvpn',
'--dev-type', 'tap',
'--dev', iface,
'--persist-tun',
'--persist-key',
'--script-security', '2',
'--ping-exit', str(4 * hello_interval),
#'--user', 'nobody', '--group', 'nogroup',
] + list(args)
if ovpn_log:
......@@ -24,17 +23,15 @@ def openvpn(iface, hello_interval, encrypt, *args, **kw):
return subprocess.Popen(args, **kw)
def server(iface, server_ip, ip_length, max_clients, dh_path, pipe_fd, port, proto, hello_interval, encrypt, *args, **kw):
if server_ip:
script_up = '%s %s/%u' % (ovpn_server, server_ip, ip_length)
else:
script_up = '%s none' % (ovpn_server)
return openvpn(iface, hello_interval, encrypt,
def server(iface, my_ip, max_clients, dh_path, pipe_fd, port, proto, encrypt, *args, **kw):
client_script = '%s %s' % (ovpn_server, pipe_fd)
if pipe_fd is not None:
args = ('--client-disconnect', client_script) + args
return openvpn(iface, encrypt,
'--tls-server',
'--mode', 'server',
'--up', script_up,
'--client-connect', ovpn_server + ' ' + str(pipe_fd),
'--client-disconnect', ovpn_server + ' ' + str(pipe_fd),
'--up', '%s %s' % (ovpn_server, my_ip),
'--client-connect', client_script,
'--dh', dh_path,
'--max-clients', str(max_clients),
'--port', str(port),
......@@ -42,11 +39,8 @@ def server(iface, server_ip, ip_length, max_clients, dh_path, pipe_fd, port, pro
*args, **kw)
def client(iface, server_address, pipe_fd, hello_interval, encrypt, *args, **kw):
remote = ['--nobind',
'--client',
'--up', ovpn_client,
'--route-up', ovpn_client + ' ' + str(pipe_fd)]
def client(iface, server_address, encrypt, *args, **kw):
remote = ['--nobind', '--client']
try:
for ip, port, proto in utils.address_list(server_address):
remote += '--remote', ip, port, \
......@@ -55,7 +49,7 @@ def client(iface, server_address, pipe_fd, hello_interval, encrypt, *args, **kw)
logging.warning("Failed to parse node address %r (%s)",
server_address, e)
remote += args
return openvpn(iface, hello_interval, encrypt, *remote, **kw)
return openvpn(iface, encrypt, *remote, **kw)
def router(network, subnet, subnet_size, hello_interval, log_path, state_path,
......
......@@ -11,9 +11,13 @@ class Connection:
def __init__(self, address, write_pipe, hello, iface, prefix, encrypt,
ovpn_args):
self.process = plib.client(iface, address, write_pipe, hello, encrypt,
self.process = plib.client(iface, address, encrypt,
'--tls-remote', '%u/%u' % (int(prefix, 2), len(prefix)),
'--connect-retry-max', '3', '--tls-exit', *ovpn_args)
'--connect-retry-max', '3', '--tls-exit',
'--ping-exit', str(4 * hello),
'--up', plib.ovpn_client,
'--route-up', '%s %u' % (plib.ovpn_client, write_pipe),
*ovpn_args)
self.iface = iface
self.routes = 0
self._prefix = prefix
......
#!/usr/bin/env python
import atexit, errno, logging, os, select
import signal, sqlite3, sys, time, traceback
import atexit, errno, logging, os, select, signal
import sqlite3, subprocess, sys, time, traceback
from re6st import plib, utils, db, tunnel
......@@ -14,7 +14,7 @@ def getConfig():
"- upnp: force autoconfiguration via UPnP\n"
"- any: ask peers our IP\n"
" (default: ask peers if UPnP fails)")
_('--registry', required=True, metavar='URL',
_('--registry', metavar='URL',
help="Public HTTP URL of the registry, for bootstrapping.")
_('-l', '--log', default='/var/log/re6stnet',
help="Path to the directory used for log files:\n"
......@@ -59,7 +59,7 @@ def getConfig():
" preference. For each protocol (either udp or tcp), start one"
" openvpn server on the first given port."
" (default: --pp 1194 udp --pp 1194 tcp)")
_('--dh', required=True,
_('--dh',
help='File containing Diffie-Hellman parameters in .pem format')
_('--ca', required=True, help=parser._ca_help)
_('--cert', required=True,
......@@ -77,6 +77,10 @@ def getConfig():
help="Interval in seconds between two tunnel refresh: the worst"
" tunnel is closed if the number of client tunnels has reached"
" its maximum number (client-count).")
_('--client', metavar='HOST,PORT,PROTO[;...]',
help="Do not run any OpenVPN server, but only 1 OpenVPN client,"
" with specified remotes. Any other option not required in this"
" mode is ignored (e.g. client-count, max-clients, etc.)")
return parser.parse_args()
......@@ -90,6 +94,7 @@ def main():
'--ca', config.ca,
'--cert', config.cert,
'--key', config.key)
# TODO: verify certificates (should we moved to M2Crypto ?)
# Set logging
utils.setupLog(config.verbose, os.path.join(config.log, 're6stnet.log'))
......@@ -100,11 +105,6 @@ def main():
if config.ovpnlog:
plib.ovpn_log = config.log
# Create and open read_only pipe to get server events
logging.info('Creating pipe for server events...')
r_pipe, write_pipe = os.pipe()
read_pipe = os.fdopen(r_pipe)
signal.signal(signal.SIGHUP, lambda *args: sys.exit(-1))
signal.signal(signal.SIGTERM, lambda *args: sys.exit())
......@@ -112,60 +112,101 @@ def main():
config.max_clients = config.client_count * 2
address = []
if config.pp:
pp = [(int(port), proto) for port, proto in config.pp]
else:
pp = (1194, 'udp'), (1194, 'tcp')
ip_changed = lambda ip: [(ip, str(port), proto) for port, proto in pp]
forwarder = None
if config.ip == 'upnp' or not config.ip:
logging.info('Attempting automatic configuration via UPnP...')
try:
from re6st.upnpigd import Forwarder
forwarder = Forwarder()
except Exception, e:
if config.ip:
raise
logging.info("%s: assume we are not NATed", e)
server_tunnels = {}
if config.client:
config.babel_args.append('re6stnet')
elif config.max_clients:
if config.pp:
pp = [(int(port), proto) for port, proto in config.pp]
else:
atexit.register(forwarder.clear)
for port, proto in pp:
ip, port = forwarder.addRule(port, proto)
address.append((ip, str(port), proto))
elif config.ip != 'any':
address = ip_changed(config.ip)
if address:
ip_changed = None
pp = (1194, 'udp'), (1194, 'tcp')
ip_changed = lambda ip: [(ip, str(port), proto) for port, proto in pp]
forwarder = None
if config.ip == 'upnp' or not config.ip:
logging.info('Attempting automatic configuration via UPnP...')
try:
from re6st.upnpigd import Forwarder
forwarder = Forwarder()
except Exception, e:
if config.ip:
raise
logging.info("%s: assume we are not NATed", e)
else:
atexit.register(forwarder.clear)
for port, proto in pp:
ip, port = forwarder.addRule(port, proto)
address.append((ip, str(port), proto))
elif config.ip != 'any':
address = ip_changed(config.ip)
if address:
ip_changed = None
for x in pp:
server_tunnels.setdefault('re6stnet-' + x[1], x)
config.babel_args += server_tunnels
def call(*args, **kw):
r = subprocess.call(*args, **kw)
if r:
sys.exit(r)
def required(arg):
if not getattr(config, arg):
sys.exit("error: argument --%s is required" % arg)
try:
subnet = network + prefix
my_ip = '%s/%s' % (utils.ipFromBin(subnet, '1'), len(subnet))
# Init db and tunnels
peer_db = db.PeerDB(db_path, config.registry, config.key, prefix)
tunnel_manager = tunnel.TunnelManager(write_pipe, peer_db,
config.openvpn_args, config.hello, config.tunnel_refresh,
config.client_count, config.iface_list, network, prefix, address,
ip_changed, config.encrypt)
if config.client_count and not config.client:
required('registry')
# Create and open read_only pipe to get server events
r_pipe, write_pipe = os.pipe()
read_pipe = os.fdopen(r_pipe)
peer_db = db.PeerDB(db_path, config.registry, config.key, prefix)
tunnel_manager = tunnel.TunnelManager(write_pipe, peer_db,
config.openvpn_args, config.hello, config.tunnel_refresh,
config.client_count, config.iface_list, network, prefix,
address, ip_changed, config.encrypt)
config.babel_args += tunnel_manager.free_interface_set
else:
tunnel_manager = write_pipe = None
server_tunnels = {}
for x in pp:
server_tunnels.setdefault('re6stnet-' + x[1], x)
subnet = network + prefix
config.babel_args += tunnel_manager.free_interface_set
config.babel_args += config.iface_list
config.babel_args += server_tunnels
router = plib.router(network, utils.ipFromBin(subnet), len(subnet),
config.hello, os.path.join(config.log, 'babeld.log'),
os.path.join(config.state, 'babeld.state'),
config.babel_pidfile, *config.babel_args)
# main loop
try:
server_process = []
for iface, (port, proto) in server_tunnels.iteritems():
server_process.append(plib.server(iface,
utils.ipFromBin(subnet, '1') if proto == pp[0][1] else None,
len(network) + len(prefix),
config.max_clients, config.dh, write_pipe, port,
proto, config.hello, config.encrypt, *config.openvpn_args))
cleanup = []
# prepare persistent interfaces
if config.client:
cleanup.append(plib.client('re6stnet', config.client,
config.encrypt,
'--up', plib.ovpn_server + ' ' + my_ip,
'--ping-restart', str(4 * config.hello),
*config.openvpn_args).kill)
elif server_tunnels:
required('dh')
for iface, (port, proto) in server_tunnels.iteritems():
cleanup.append(plib.server(iface,
my_ip if proto == pp[0][1] else None,
config.max_clients, config.dh, write_pipe, port,
proto, config.encrypt, *config.openvpn_args).kill)
elif config.iface_list:
ip_args = ['ip', 'addr', 'add', my_ip,
'dev', config.iface_list[0]]
call(ip_args)
ip_args[2] = 'del'
cleanup.append(lambda: call(ip_args))
else:
sys.exit("--client or --interface required"
" when --max-clients is 0")
# main loop
if tunnel_manager is None:
sys.exit(os.WEXITSTATUS(os.wait()[1]))
cleanup.append(tunnel_manager.killAll)
while True:
next = tunnel_manager.next_refresh
if forwarder:
......@@ -188,15 +229,11 @@ def main():
forwarder.refresh()
finally:
router.terminate()
for p in server_process:
for cleanup in cleanup:
try:
p.kill()
cleanup()
except:
pass
try:
tunnel_manager.killAll()
except:
pass
except sqlite3.Error:
logging.exception("Restarting with empty cache")
os.rename(db_path, db_path + '.bak')
......
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