def simple_master_server():
master = RedisServer(unix_socket=REDIS_SOCKET_PATH)
filter = Filter(filter_name='test')
filter.configure(FTEST_CONF_TEMPLATE)
filter.valgrind_start()
try:
filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error(
"simple_master_server: Could not connect to test filter: {}".
format(e))
return False
sleep(1)
with master.connect() as redis_connection:
num_list_entries = redis_connection.llen(REDIS_LIST_NAME)
if num_list_entries != 1:
logging.error(
"simple_master_server: wrong number of entries in the redis list {}: "
+ "expected 1 but got {}".format(REDIS_LIST_NAME,
str(num_list_entries)))
return False
return True
def check_pid_file():
filter = Filter(filter_name="logs")
pid = -1
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
try:
with open(filter.pid) as f:
pid = int(f.readline())
except Exception as e:
logging.error("check_pid: Unable to read pid file: {}".format(e))
return False
try:
kill(pid, 0)
except OSError as e:
logging.error("check_pid: Process {} not running: {}".format(pid, e))
return False
filter.stop()
if access(filter.pid, F_OK):
logging.error("check_pid: PID file not deleted")
return False
return True
def check_socket_monitor_connection():
filter = Filter(filter_name="logs")
pid = -1
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
try:
with socket.socket(socket.AF_UNIX, socket.SOCK_STREAM) as s:
s.connect(filter.monitor)
data = s.recv(4096).decode()
s.close()
if RESP_MON_STATUS_RUNNING not in data:
logging.error(
"check_socket_monitor_connection: Wrong response; got {}".
format(data))
return False
except Exception as e:
logging.error(
"check_socket_monitor_connection: Error connecting to socket: {}".
format(e))
return False
filter.stop()
return True
def master_replica_transfer(function_name, healthcheck):
master = RedisServer(address="127.0.0.1", port=1234)
replica = RedisServer(address="127.0.0.1",
port=1235,
unix_socket=REDIS_SOCKET_PATH,
master=master)
filter = Filter(filter_name='test')
filter.configure(FTEST_CONF_TEMPLATE)
filter.valgrind_start()
try:
# success
filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error("{}: Could not connect to test filter: {}".format(
function_name, e))
return False
# master becomes replica
with master.connect() as master_connection:
master_connection.slaveof(replica.address, replica.port)
#replica becomes master
with replica.connect() as replica_connection:
replica_connection.slaveof()
sleep(1)
if healthcheck:
sleep(8)
try:
# success
return_code = filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error("{}: Could not connect to test filter: {}".format(
function_name, e))
return False
if return_code != 0:
logging.error(
"{}: Filter didn't return correct code, " +
"waited for 0 but got {}".format(function_name, return_code))
return False
with replica.connect() as new_master_connection:
num_entries = new_master_connection.llen(REDIS_LIST_NAME)
if num_entries != 2:
logging.error("{}: Wrong number of entries in {}, " +
"expected 2 but got {}".format(
function_name, REDIS_LIST_NAME, num_entries))
return False
return True
def check_start_no_conf():
filter = Filter(filter_name="logs")
filter.valgrind_start()
sleep(2)
if not access(filter.pid, F_OK):
return True
logging.error("check_start_wrong_conf: Process running with wrong configuration")
return False
def check_start_invalid_cache_num():
filter = Filter(filter_name="logs", cache_size="General")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_invalid_cache_num: Process started when cache size was invalid"
)
filter.stop()
return False
return True
def check_start_invalid_threshold_num():
filter = Filter(filter_name="logs", thresold="Kenobi")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_invalid_threshold_num: Process started when threshold was invalid"
)
filter.stop()
return False
return True
def check_start_invalid_thread_num():
filter = Filter(filter_name="logs", nb_threads="HelloThere")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_invalid_thread_num: Process started when thread number was invalid"
)
filter.stop()
return False
return True
def check_start_outbound_threshold_num():
filter = Filter(filter_name="logs",
thresold="459230781640628620899862803482")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_outbound_threshold_num: Process started when threshold was out of bounds"
)
filter.stop()
return False
return True
def check_start_outbound_cache_num():
filter = Filter(filter_name="logs",
cache_size="950288419716939937510582097494")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_outbound_cache_num: Process started when cache size was out of bounds"
)
filter.stop()
return False
return True
def check_start_outbound_thread_num():
filter = Filter(filter_name="logs",
nb_threads="314159265358979323846264338327")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
sleep(0.5)
if filter.check_start():
logging.error(
"check_start_outbound_thread_num: Process started when thread number was out of bounds"
)
filter.stop()
return False
return True
def check_start_stop():
filter = Filter(filter_name="logs")
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
try:
kill(filter.process.pid, 0)
except OSError as e:
logging.error("check_start_stop: Process {} not running: {}".format(filter.process.pid, e))
return False
if filter.stop() is not True:
return False
return True
def check_socket_connection():
filter = Filter(filter_name="logs")
pid = -1
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
try:
api = DarwinApi(socket_path=filter.socket, socket_type="unix")
api.call("test\n", filter_code="logs", response_type="back")
api.close()
except Exception as e:
logging.error("check_socket_connection_back: Error connecting to socket: {}".format(e))
return False
filter.stop()
return True
def check_socket_create_delete():
filter = Filter(filter_name="logs")
pid = -1
filter.configure(FLOGS_CONFIG)
filter.valgrind_start()
if not access(filter.socket, F_OK):
logging.error("check_socket_create_delete: Socket file not accesible")
return False
filter.stop()
if access(filter.socket, F_OK):
logging.error("check_socket_create_delete: Socket file not deleted")
return False
return True
def multi_thread_master():
master = RedisServer(unix_socket=REDIS_SOCKET_PATH)
filter = Filter(filter_name='test', nb_threads=5)
filter.configure(FTEST_CONF_TEMPLATE)
filter.valgrind_start()
thread_list = []
def thread_brute(filter, count_log):
for count in range(0, count_log):
try:
filter.send_single(REDIS_LIST_TRIGGER)
except:
return False
return True
for num in range(0, 5):
thread_list.append(
threading.Thread(target=thread_brute, args=(filter, 500)))
for thread in thread_list:
thread.start()
for thread in thread_list:
thread.join()
sleep(1)
number = master.get_number_of_connections()
# 5 threads
if number != 5:
logging.error(
"multi_thread_master: wrong number of active connections: expected 5 but got "
+ str(number))
return False
return True
def master_replica():
master = RedisServer(address="127.0.0.1", port=1234)
replica = RedisServer(address="127.0.0.1",
port=1235,
unix_socket=REDIS_SOCKET_PATH,
master=master)
filter = Filter(filter_name='test')
filter.configure(FTEST_CONF_TEMPLATE)
filter.valgrind_start()
master.channel_subscribe(REDIS_CHANNEL_NAME)
try:
filter.send_single(REDIS_CHANNEL_TRIGGER)
except Exception as e:
logging.error(
"master_replica: Could not connect to test filter: {}".format(e))
return False
sleep(1)
message = master.channel_get_message()
if message is '':
logging.error(
"master_replica: expected to get a message in channel {} " +
"but got nothing".format(REDIS_CHANNEL_NAME))
return False
if message != REDIS_CHANNEL_TRIGGER:
logging.error(
"master_replica: expected to get a message in channel {} saying '{}' "
+ "but got '{}' instead".format(REDIS_CHANNEL_NAME,
REDIS_CHANNEL_TRIGGER, message))
return False
return True
def master_replica_master_temp_fail():
master = RedisServer(address="127.0.0.1", port=1234)
replica = RedisServer(address="127.0.0.1",
unix_socket=REDIS_SOCKET_PATH,
master=master)
filter = Filter(filter_name='test')
filter.configure(FTEST_CONF_TEMPLATE)
filter.valgrind_start()
try:
# success
filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error(
"master_replica_master_temp_fail: Could not connect to test filter: {}"
.format(e))
return False
master.stop()
sleep(1)
try:
# failure
filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error(
"master_replica_master_temp_fail: Could not connect to test filter: {}"
.format(e))
return False
sleep(1)
if not filter.check_run():
logging.error(
"master_replica_master_temp_fail: filter seems to have crashed when master Redis got offline"
)
return False
master.start()
# rate limiting will prevent to reconnect immediately after failure, so there should have a wait
# (rate limiting is not tested here)
sleep(8)
try:
# success
filter.send_single(REDIS_LIST_TRIGGER)
except Exception as e:
logging.error(
"master_replica_master_temp_fail: Could not connect to test filter: {}"
.format(e))
return False
with master.connect() as master_connection:
num_list_entries = master_connection.llen(REDIS_LIST_NAME)
if num_list_entries != 1:
logging.error(
"master_replica_master_temp_fail: wrong number of entries in the redis list {}: "
+
"expected 1 but got {}".format(REDIS_LIST_NAME, num_list_entries))
return False
return True