2024-04-01 10:40:20 +02:00

364 lines
12 KiB
Python

from NSCP import Settings, Registry, Core, log, status, log_error, log_debug, sleep
from test_helper import BasicTest, TestResult, Callable, setup_singleton, install_testcases, init_testcases, shutdown_testcases
import plugin_pb2
from types import *
import socket
import uuid
import unicodedata
import threading
sync = threading.RLock()
def isOpen(ip, port):
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
s.connect((ip, int(port)))
s.shutdown(2)
return True
except:
return False
class NSCAMessage:
uuid = None
source = None
command = None
status = None
message = None
perfdata = None
got_response = False
got_simple_response = False
def __init__(self, command):
if type(command) == 'unicode':
try:
self.uuid = command.decode('ascii', 'replace')
except UnicodeDecodeError:
self.uuid = command
else:
self.uuid = command
#self.uuid = unicodedata.normalize('NFKD', command).encode('ascii','ignore')
self.command = command
self.source = None
self.status = None
self.message = None
self.perfdata = None
self.got_response = False
self.got_simple_response = False
def copy_changed_attributes(self, other):
if other.source:
self.source = other.source
if other.status:
self.status = other.status
if other.message:
self.message = other.message
if other.perfdata:
self.perfdata = other.perfdata
if other.got_response:
self.got_response = True
if other.got_simple_response:
self.got_simple_response = True
def __str__(self):
return 'Message: %s (%s, %s, %s)'%(self.uuid, self.source, self.command, self.status)
class NSCAServerTest(BasicTest):
instance = None
key = ''
reg = None
conf = None
core = None
_responses = {}
def has_response(self, id):
with sync:
return id in self._responses
def get_response(self, id):
with sync:
if id in self._responses:
return self._responses[id]
msg = NSCAMessage(id)
self._responses[id] = msg
return msg
def set_response(self, msg):
with sync:
if msg.uuid in self._responses:
self._responses[msg.uuid].copy_changed_attributes(msg)
else:
self._responses[msg.uuid] = msg
def del_response(self, id):
with sync:
del self._responses[id]
def desc(self):
return 'Testcase for NSCA protocol'
def title(self):
return 'NSCA Server test'
def setup(self, plugin_id, prefix):
self.key = '_%stest_command'%prefix
self.reg = Registry.get(plugin_id)
self.reg.simple_subscription('nsca_test_inbox', NSCAServerTest.simple_inbox_handler)
self.reg.subscription('nsca_test_inbox', NSCAServerTest.inbox_handler)
def simple_inbox_handler(channel, source, command, code, message, perf):
instance = NSCAServerTest.getInstance()
return instance.simple_inbox_handler_wrapped(channel, source, command, code, message, perf)
simple_inbox_handler = Callable(simple_inbox_handler)
def inbox_handler(channel, request):
instance = NSCAServerTest.getInstance()
return instance.inbox_handler_wrapped(channel, request)
inbox_handler = Callable(inbox_handler)
def simple_inbox_handler_wrapped(self, channel, source, command, status, message, perf):
log_debug('Got message %s on %s'%(command, channel))
msg = NSCAMessage(command)
msg.source = source
msg.status = status
msg.message = message
msg.perfdata = perf
msg.got_simple_response = True
self.set_response(msg)
return True
def inbox_handler_wrapped(self, channel, request):
message = plugin_pb2.SubmitRequestMessage()
message.ParseFromString(request)
if len(message.payload) != 1:
log_error("Got invalid message on channel: %s"%channel)
return None
command = message.payload[0].command
log_debug('Got message %s on %s'%(command, channel))
msg = NSCAMessage(command)
msg.got_response = True
self.set_response(msg)
return None
def teardown(self):
None
def wait_and_validate(self, uuid, result, msg, perf, tag):
found = False
for i in range(0,10):
if not self.has_response(uuid):
log_debug('Waiting for %s (%d/10)'%(uuid, i+1))
sleep(200)
else:
log_debug('Got response %s'%uuid)
found = True
break
if not found:
result.add_message(False, 'Failed to recieve message %s using %s'%(uuid, tag))
return False
for i in range(0,10):
rmsg = self.get_response(uuid)
if not rmsg.got_simple_response or not rmsg.got_response:
log_debug('Waiting for delayed response %s s/m: %s/%s - (%d/10)'%(uuid, rmsg.got_simple_response, rmsg.got_response, i+1))
sleep(500)
else:
log_debug('Got delayed response %s'%uuid)
break
result.add_message(rmsg.got_response, 'Testing to recieve message using %s'%tag)
result.add_message(rmsg.got_simple_response, 'Testing to recieve simple message using %s'%tag)
result.assert_equals(rmsg.command, uuid, 'Verify that command is sent through using %s'%tag)
result.assert_contains(rmsg.message, msg, 'Verify that message is sent through using %s'%tag)
#result.assert_equals(rmsg.last_source, source, 'Verify that source is sent through')
#result.assert_equals(rmsg.perfdata, perf, 'Verify that performance data is sent through using %s'%tag)
self.del_response(uuid)
return True
def submit_payload(self, encryption, target, length, source, status, msg, perf, tag):
message = plugin_pb2.SubmitRequestMessage()
message.header.recipient_id = target
message.channel = 'nsca_test_outbox'
host = message.header.hosts.add()
host.id = target
if (target == 'valid'):
pass
else:
host.address = "127.0.0.1:15667"
enc = host.metadata.add()
enc.key = "encryption"
enc.value = encryption
enc = host.metadata.add()
enc.key = "password"
enc.value = 'pwd-%s'%encryption
enc = host.metadata.add()
enc.key = "payload length"
enc.value = '%d'%length
uid = str(uuid.uuid4())
payload = message.payload.add()
payload.result = status
payload.command = uid
line = payload.lines.add()
line.message = '%s - %s'%(uid, msg)
payload.source = source
(result_code, err) = self.core.submit('nsca_test_outbox', message.SerializeToString())
result = TestResult('Testing payload submission (via API): %s'%tag)
result.assert_equals(result_code, True, 'Submission (%s) return ok status'%tag)
result.assert_equals(err, 'Submission successful', 'Submission (%s) returned correct status'%tag)
self.wait_and_validate(uid, result, msg, perf, '%s/spb'%tag)
return result
def submit_via_exec(self, encryption, target, length, source, status, msg, perf, tag):
uid = str(uuid.uuid4())
args = [
#'--exec', 'submit',
'--alias', uid,
'--result', '%d'%status,
'--retries', '0',
'--message', '%s - %s'%(uid, msg),
'--target', target,
]
if (target == 'valid'):
pass
else:
args.extend([
'--address', '127.0.0.1:15667',
'--encryption', encryption,
'--password', 'pwd-%s'%encryption,
'--payload-length', '%d'%length,
])
(result_code, result_message) = self.core.simple_exec('test_nsca_client', 'nsca_submit', args)
result = TestResult('Testing payload submission (via command line exec): %s'%tag)
result.add_message(result_code == 0, 'Testing to send message using %s/exec:1'%tag)
result.add_message(len(result_message) == 1, 'Testing to send message using %s/exec:2'%tag)
if len(result_message) == 1:
result.assert_equals(result_message[0], "Submission successful", 'Testing to send message using %s/exec:3'%tag)
self.wait_and_validate(uid, result, msg, perf, '%s/exec'%tag)
return result
def test_one_crypto_full(self, encryption, state, key, target, length):
result = TestResult('Testing %s/%s'%(encryption, key))
result.add(self.submit_payload(encryption, target, length, '%ssrc%s'%(key, key), state, '%smsg%s'%(key, key), '', '%s/%s/%d/%s'%(state, encryption, length, target)))
result.add(self.submit_via_exec(encryption, target, length, '%ssrc%s'%(key, key), state, '%smsg%s'%(key, key), '', '%s/%s/%d/%s'%(state, encryption, length, target)))
return result
def test_one_crypto(self, crypto, length=512):
log('Testing: %s %d'%(crypto, length))
conf = self.conf
conf.set_string('/settings/NSCA/test_nsca_server', 'encryption', '%s'%crypto)
conf.set_string('/settings/NSCA/test_nsca_server', 'password', 'pwd-%s'%crypto)
conf.set_int('/settings/NSCA/test_nsca_server', 'payload length', length)
self.core.reload('test_nsca_server')
conf.set_string('/settings/NSCA/test_nsca_client/targets/default', 'address', 'nsca://127.0.0.1:35667')
conf.set_string('/settings/NSCA/test_nsca_client/targets/default', 'encryption', '%s'%crypto)
conf.set_string('/settings/NSCA/test_nsca_client/targets/default', 'password', 'default-%s'%crypto)
conf.set_int('/settings/NSCA/test_nsca_client/targets/default', 'payload length', length*3)
conf.set_string('/settings/NSCA/test_nsca_client/targets/invalid', 'address', 'nsca://127.0.0.1:25667')
conf.set_string('/settings/NSCA/test_nsca_client/targets/invalid', 'encryption', 'none')
conf.set_string('/settings/NSCA/test_nsca_client/targets/invalid', 'password', 'invalid-%s'%crypto)
conf.set_int('/settings/NSCA/test_nsca_client/targets/invalid', 'payload length', length*2)
conf.set_string('/settings/NSCA/test_nsca_client/targets/valid', 'address', 'nsca://127.0.0.1:15667')
conf.set_string('/settings/NSCA/test_nsca_client/targets/valid', 'encryption', '%s'%crypto)
conf.set_string('/settings/NSCA/test_nsca_client/targets/valid', 'password', 'pwd-%s'%crypto)
conf.set_int('/settings/NSCA/test_nsca_client/targets/valid', 'payload length', length)
self.core.reload('test_nsca_client')
result = TestResult('Testing: %s/%d'%(crypto, length))
result.add_message(isOpen('localhost', 15667), 'Checking that port is open')
for target in ['valid', 'test_rp', 'invalid']:
result.add(self.test_one_crypto_full(crypto, status.UNKNOWN, 'unknown', target, length))
result.add(self.test_one_crypto_full(crypto, status.OK, 'ok', target, length))
result.add(self.test_one_crypto_full(crypto, status.WARNING, 'warn', target, length))
result.add(self.test_one_crypto_full(crypto, status.CRITICAL, 'crit', target, length))
return result
def run_test(self, cases=None):
result = TestResult()
cryptos = ["none", "xor", "des", "3des", "cast128", "xtea", "blowfish", "twofish", "rc2", "aes", "aes256", "aes192", "aes128", "serpent", "gost", "3way"]
for c in cryptos:
run_l = None
run_this = False
if cases:
tmp_l = None
for case in cases:
if '-' in case:
(run_c, tmp_l) = case.split('-', 2)
else:
run_c = case
if c == run_c:
run_l = int(tmp_l) if tmp_l else None
run_this = True
if not run_this:
result.add_message(True, 'Ignoring: %s-*'%c)
continue
for l in [128, 512, 1024, 4096]:
if not run_l or run_l == l:
result.add(self.test_one_crypto(c, l))
else:
result.add_message(True, 'Ignoring: %s-%s'%(c, l))
return result
def install(self, arguments):
conf = self.conf
conf.set_string('/modules', 'test_nsca_server', 'NSCAServer')
conf.set_string('/modules', 'test_nsca_client', 'NSCAClient')
conf.set_string('/modules', 'pytest', 'PythonScript')
conf.set_string('/settings/pytest/scripts', 'test_nsca', 'test_nsca.py')
conf.set_string('/settings/NSCA/test_nsca_server', 'port', '15667')
conf.set_string('/settings/NSCA/test_nsca_server', 'inbox', 'nsca_test_inbox')
conf.set_string('/settings/NSCA/test_nsca_server', 'encryption', '1')
conf.set_string('/settings/NSCA/test_nsca_client', 'channel', 'nsca_test_outbox')
conf.save()
def uninstall(self):
None
def help(self):
None
def init(self, plugin_id, prefix):
self.key = '_%stest_command'%prefix
self.reg = Registry.get(plugin_id)
self.core = Core.get(plugin_id)
self.conf = Settings.get(plugin_id)
def shutdown(self):
None
def require_boot(self):
return True
setup_singleton(NSCAServerTest)
all_tests = [NSCAServerTest]
def __main__(args):
install_testcases(all_tests)
def init(plugin_id, plugin_alias, script_alias):
init_testcases(plugin_id, plugin_alias, script_alias, all_tests)
def shutdown():
shutdown_testcases()