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re6stnet
Commit 1882262f authored by zhifan huang's avatar zhifan huang
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python3 registry suc? ping demo failed

parent 179ff86e
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Showing with 61 additions and 56 deletions
re6st/ctl.py
View file @ 1882262f
......@@ -53,11 +53,11 @@ class String(object):
@staticmethod
def encode(buffer, value):
buffer += value + "\0"
buffer += value + b"\0"
@staticmethod
def decode(buffer, offset=0):
i = buffer.index("\0", offset)
i = buffer.index(b"\0", offset)
return i + 1, buffer[offset:i]
......@@ -149,7 +149,7 @@ class Packet(object):
logging.trace('send %s%r', self.__class__.__name__,
(self.id,) + self.args)
offset = len(buffer)
buffer += '\0' * header.size
buffer += b'\0' * header.size
r = self.request
if isinstance(r, Struct):
r.encode(buffer, self.args)
......@@ -209,7 +209,7 @@ class Babel(object):
except socket.error as e:
logging.debug("Can't connect to %r (%r)", self.socket_path, e)
return e
s.send("\1")
s.send(b"\1")
s.setblocking(0)
del self.select
self.socket = s
......@@ -268,7 +268,7 @@ class Babel(object):
a = len(self.network)
for route in routes:
assert route.flags & 1, route # installed
if route.prefix.startswith('\0\0\0\0\0\0\0\0\0\0\xff\xff'):
if route.prefix.startswith(b'\0\0\0\0\0\0\0\0\0\0\xff\xff'):
continue
assert route.neigh_address == route.nexthop, route
address = route.neigh_address, route.ifindex
......
re6st/registry.py
View file @ 1882262f
......@@ -51,6 +51,7 @@ def rpc_private(f):
f._private = None
return rpc(f)
# assume self.version, hmac is bytes object.
class HTTPError(Exception):
pass
......@@ -79,8 +80,8 @@ class RegistryServer(object):
utils.sqliteCreateTable(self.db, "config",
"name TEXT PRIMARY KEY NOT NULL",
"value")
self.prefix = self.getConfig("prefix", None)
self.version = self.getConfig("version", "\0").encode() # BBB: blob
self.prefix: str = self.getConfig("prefix", None)
self.version: bytes = self.getConfig("version", b"\0") # BBB: blob
utils.sqliteCreateTable(self.db, "token",
"token TEXT PRIMARY KEY NOT NULL",
"email TEXT NOT NULL",
......@@ -185,7 +186,6 @@ class RegistryServer(object):
prefix = prefix.decode()
msg = msg.decode()
if msg and ord(msg[0]) == code:
return prefix, msg[1:]
return None, None
......@@ -304,7 +304,7 @@ class RegistryServer(object):
request.send_response(HTTPStatus.NO_CONTENT)
if key:
request.send_header(HMAC_HEADER, base64.b64encode(
hmac.HMAC(key, result, hashlib.sha1).digest()))
hmac.HMAC(key, result, hashlib.sha1).digest()).decode())
request.end_headers()
if result:
request.wfile.write(result)
......@@ -324,7 +324,7 @@ class RegistryServer(object):
assert len(key) == len(sign)
return key + sign
def getCert(self, client_prefix):
def getCert(self, client_prefix) -> bytes:
assert self.lock.locked()
return self.db.execute("SELECT cert FROM cert"
" WHERE prefix=? AND cert IS NOT NULL",
......@@ -519,11 +519,15 @@ class RegistryServer(object):
with self.lock:
cert = self.getCert(cn)
config = self.network_config.copy()
# seems only version is in bytes format
config['version'] = config['version'].decode()
hmac = [self.getConfig(k, None) for k in BABEL_HMAC]
for i, v in enumerate(v for v in hmac if v is not None):
# because hmac can't be decode to utf-8, so use '' to wrap it
# this will like "b'xxxx'" use [2:-1] to remove b''
config[('babel_hmac_sign', 'babel_hmac_accept')[i]] = \
v and x509.encrypt(cert, v).encode('base64')
return zlib.compress(json.dumps(config))
v and base64.b64encode(x509.encrypt(cert, v)).decode()
return zlib.compress(json.dumps(config).encode())
def _queryAddress(self, peer) -> bytes:
self.sendto(peer, 1)
......@@ -571,6 +575,11 @@ class RegistryServer(object):
msg = ';'.join(','.join(a.split(',')[:3])
for a in msg.split(';'))
cert = self.getCert(cn)
msg = msg.encode()
peer = peer.encode()
# peer: prefix: str|None
# if isinstance(peer, str):
# peer = peer.encode()
msg = b"%s %s" % (peer, msg)
logging.info("Sending bootstrap peer: %s", msg)
return x509.encrypt(cert, msg)
......@@ -765,8 +774,6 @@ class RegistryClient(object):
n = len(h) // 2
self.cert.verify(h[n:], h[:n])
key = self.cert.decrypt(h[:n])
assert isinstance(query, str), True
assert isinstance(key, bytes), True
h = hmac.HMAC(key, query.encode(), hashlib.sha1).digest()
key = hashlib.sha1(key).digest()
self._hmac = hashlib.sha1(key).digest()
......@@ -803,4 +810,4 @@ class RegistryClient(object):
url, response.status, response.reason)
self._conn.close()
setattr(self, name, rpc)
return rpc
return rpc
\ No newline at end of file
re6st/tests/test_network/my_net.py
View file @ 1882262f
......@@ -62,9 +62,8 @@ class Netns(object):
self.pid = self.app.pid
self.add_device_lo()
self.run(['sysctl', '-w', 'net.ipv4.ip_forward=1'], stdout=PIPE)
self.run(['sysctl', '-w', 'net.ipv6.conf.default.forwarding=1'],
stdout=PIPE)
self.run(['sysctl', '-w', 'net.ipv4.ip_forward=1'], stdout=DEVNULL)
self.run(['sysctl', '-w', 'net.ipv6.conf.default.forwarding=1'], stdout=DEVNULL)
def Popen(self, cmd, **kw):
""" wrapper for subprocess.Popen"""
......@@ -72,11 +71,7 @@ class Netns(object):
def run(self, cmd, **kw):
""" wrapper for subprocess.checkout"""
subprocess.check_call(['nsenter', '-t', str(self.pid), '-n'] + cmd, **kw)
self.run(['sysctl', '-w', 'net.ipv4.ip_forward=1'], stdout=DEVNULL)
self.run(['sysctl', '-w', 'net.ipv6.conf.default.forwarding=1'], stdout=DEVNULL)
# self.run(['sysctl', '-q', 'net.ipv4.icmp_echo_ignore_broadcasts=0'], stdout=PIPE)
subprocess.run(['nsenter', '-t', str(self.pid), '-n'] + cmd, **kw)
def Popen(self, cmd, **kw) ->subprocess.Popen:
""" wrapper for subprocess.Popen"""
......@@ -219,18 +214,24 @@ def net_route():
registry = Host()
node1 = Host()
node2 = Host()
node3 = Host()
node4 = Host()
veth_r, _ = registry.connect_router(router)
veth_n1, _ = node1.connect_router(router)
veth_n2, _ = node2.connect_router(router)
veth_n3, _ = node3.connect_router(router)
veth_n4, _ = node4.connect_router(router)
veth_r.add_ip4("192.168.1.1", 24)
veth_n1.add_ip4("192.168.1.2", 24)
veth_n2.add_ip4("192.168.1.3", 24)
veth_n3.add_ip4("192.168.1.4", 24)
veth_n4.add_ip4("192.168.1.5", 24)
nm.object.append(router)
nm.registrys[registry] = [node1, node2]
nm.registrys[registry] = [node1, node2, node3, node4]
connectible_test(nm)
return nm
......
re6st/tests/test_network/re6st_wrap.py
View file @ 1882262f
......@@ -41,14 +41,14 @@ def ip_to_serial(ip6):
ip6 = "1{:x}".format(int(ip6)).rstrip('0')
return int(ip6, 16)
def wait_ps(p, timeout=1, sec=0.1):
"""implement timeout of wait"""
now = time.time()
while time.time() -timeout < now:
if p.poll() is not None:
return
time.sleep(sec)
raise Exception("{}, not terminate".format(p.pid))
# def wait_ps(p, timeout=1, sec=0.1):
# """implement timeout of wait"""
# now = time.time()
# while time.time() -timeout < now:
# if p.poll() is not None:
# return
# time.sleep(sec)
# raise Exception("{}, not terminate".format(p.pid))
class Re6stRegistry(object):
"""class run a re6st-registry service on a namespace"""
......@@ -89,7 +89,7 @@ class Re6stRegistry(object):
self.run()
# wait the servcice started
p = self.node.Popen(['python', '-c', """if 1:
p = self.node.Popen(['python3', '-c', """if 1:
import socket, time
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
while True:
......@@ -101,9 +101,8 @@ class Re6stRegistry(object):
"""])
try:
p.wait(5)
# wait_ps(p, 5)
except Exception as e:
logging.error("%s: %s", self.name, e)
logging.error("registry started failed, %s: %s", self.name, e)
raise e
logging.info("re6st service started")
......@@ -130,8 +129,7 @@ class Re6stRegistry(object):
run=self.run_path).split()
logging.info("run registry %s at ns: %s with cmd: %s",
self.name, self.node.pid, " ".join(cmd))
# self.proc = self.node.Popen(cmd, stdout=DEVNULL, stderr=DEVNULL)
self.proc = self.node.Popen(cmd, stdout=DEVNULL)
self.proc = self.node.Popen(cmd, stdout=DEVNULL, stderr=DEVNULL)
def clean(self):
"""remove the file created last time"""
......@@ -144,8 +142,8 @@ class Re6stRegistry(object):
logging.debug("teminate process %s", self.proc.pid)
self.proc.terminate()
self.proc.wait(1)
except:
pass
except Exception as e:
logging.warning("%s: %s", self.name, e)
class Re6stNode(object):
......@@ -216,7 +214,7 @@ class Re6stNode(object):
cmd = "{script} --registry {registry_url} --email {email}"
cmd = cmd.format(script=RE6ST_CONF, registry_url=self.registry.url,
email=self.email).split()
p = self.node.Popen(cmd, stdin=PIPE, stdout=PIPE, stderr=DEVNULL,
p = self.node.Popen(cmd, stdin=PIPE, stdout=PIPE, stderr=DEVNULL,
cwd=str(self.path))
# read token
db = sqlite3.connect(str(self.registry.db), isolation_level=None)
......@@ -230,7 +228,7 @@ class Re6stNode(object):
if count > 100:
p.terminate()
raise Exception("can't connect to the Register")
out, _ = p.communicate(token[0].encode())
out = out.decode()
# logging.debug("re6st-conf output: {}".format(out))
......@@ -268,18 +266,15 @@ class Re6stNode(object):
logging.debug("%s teminate process %s", self.name, self.proc.pid)
self.proc.terminate()
self.proc.wait(2)
# timeout only in python3. deadlock maybe
# wait_ps(self.proc, 2)
self.proc.wait(5)
def __del__(self):
"""teminate process and rm temp dir"""
try:
self.stop()
except Exception as e:
logging.warn("%s: %s", self.name, e)
logging.warning("%s: %s", self.name, e)
# python2 seems auto clean the tempdir
# try:
# shutil.rmtree(self.run_path)
# except Exception as e:
......
re6st/tests/test_network/test_net.py
View file @ 1882262f
......@@ -65,7 +65,8 @@ def wait_stable(nodes, timeout=240):
if time.time() - now > timeout:
for node in unfinished:
node.ping_proc.terminate()
logging.warn("%s can't ping to all the nodes", unfinished)
node.ping_proc.wait()
logging.warning("%s can't ping to all the nodes", unfinished)
return False
logging.info("wait time cost: %s", time.time() - now)
return True
......@@ -96,13 +97,13 @@ def check_HMAC(db, machines):
else:
i = 0 if hmac[0] else 1
if hmac[i] != sign or hmac[i+1] != accept:
logging.warn('HMAC config wrong for in %s', args)
logging.warn("HMAC sign: %s, accept: %s", sign, accept)
logging.warning('HMAC config wrong for in %s', args)
logging.warning("HMAC sign: %s, accept: %s", sign, accept)
rc = False
if rc:
logging.info('All nodes use Babel with the correct HMAC configuration')
else:
logging.warn('Expected config: %s', dict(zip(BABEL_HMAC, hmac)))
logging.warning('Expected config: %s', dict(zip(BABEL_HMAC, hmac)))
return rc
......@@ -144,8 +145,8 @@ class TestNet(unittest.TestCase):
"""create a network in a net segment, test the connectivity by ping
"""
nm = my_net.net_simple()
nodes, registrys = deploy_re6st(nm)
nodes, _ = deploy_re6st(nm, True)
wait_stable(nodes, 40)
time.sleep(10)
......@@ -156,13 +157,14 @@ class TestNet(unittest.TestCase):
wait at most 50 seconds, and test each node ping to other by ipv6 addr
"""
nm = my_net.net_demo()
nodes, _ = deploy_re6st(nm)
nodes, _ = deploy_re6st(nm, True)
# wait 60, if the re6stnet stable quit wait
wait_stable(nodes, 50)
wait_stable(nodes, 100)
time.sleep(20)
self.assertTrue(wait_stable(nodes, 30), "ping test failed")
@unittest.skip("some problem")
def test_reboot_one_machine(self):
"""create a network demo, wait the net stable, reboot on machine,
then test if network recover, this test seems always failed
......@@ -189,7 +191,7 @@ class TestNet(unittest.TestCase):
mode
"""
nm = my_net.net_demo()
nodes, registrys = deploy_re6st(nm, False)
nodes, registrys = deploy_re6st(nm)
updateHMAC = ['python', '-c', "import urllib, sys; sys.exit("
"204 != urllib.urlopen('http://127.0.0.1/updateHMAC').code)"]
......
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