def ask(mess, responses=["OK", "Cancel"], default=0, cancel=-1,
wrap_width=60, **kwds):
# If height is specified as a keyword, the Dialog object will have this haight, and the inner massage will
# be displayed in a scrolling widget
colLbl = kwds.pop('colLabel', "")
box = Dialog(**kwds)
d = box.margin
lb = wrapped_label(mess, wrap_width)
buts = []
for caption in responses:
but = Button(caption, action=lambda x=caption: box.dismiss(x))
buts.append(but)
brow = Row(buts, spacing=d)
lb.width = max(lb.width, brow.width)
height = kwds.get('height', None)
if height and lb.height > height - (2 * brow.height) - ScrollPanel.column_margin - box.margin:
lines = mess.split('\n')
# ScrolledPanel refuses to render properly for now, so Tableview is used instead.
w = TableView().font.size(_(colLbl))[0]
lb = TableView(columns=[TableColumn(colLbl, max(lb.width, w)),], nrows=(height - (2 * brow.height) - box.margin - box.font.get_linesize()) / box.font.get_linesize(), height=height - (2 * brow.height) - (box.font.get_linesize() * 2) - box.margin) #, width=w)
def num_rows():
return len(lines)
lb.num_rows = num_rows
lb.row_data = lambda x: (lines[x],)
lb.topleft = (d, d)
lb.width = max(lb.width, brow.width)
col = Column([lb, brow], spacing=d, align='r')
col.topleft = (d, d)
if default is not None:
box.enter_response = responses[default]
buts[default].is_default = True
else:
box.enter_response = None
if cancel is not None:
box.cancel_response = responses[cancel]
else:
box.cancel_response = None
box.add(col)
box.shrink_wrap()
def dispatchKeyForAsk(name, evt):
if name == "key_down":
if box.root.getKey(evt) == "Return":
if default is not None:
box.dismiss(responses[default])
box.dispatch_key = dispatchKeyForAsk
return box.present()
def test_book_flight(self):
num_tickets_to_book = 3
flight_ids = self.__get_flight_ids("American Airlines")
endpoint = "http://%s/%s" % (self.profile_endpoint, "confirmBooking")
table = TableView(self.log.info)
table.set_headers(["Username", "Booking ID", "Status",
"Class", "Num Seats"])
for index in range(1, num_tickets_to_book):
username = self.username_format % index
booking_data = {
"username": username,
"password": self.password,
"flightId": choice(flight_ids),
"flightSeats": choice(range(1, 3)),
"bookingClass": "economy",
"bankAccount": hashlib.md5(
username.encode('utf-8')).hexdigest()
}
response = RestHelper.post_request(endpoint, booking_data)
if response.status_code != 200:
self.log.error("Request returned code %s: %s"
% (response.status_code, response.json()))
self.fail("Booking failed")
response = response.json()["Msg"]
table.add_row([username, response["id"], response["status"],
response["bookingClass"], response["flightSeats"]])
table.display("Booking details:")
def main_curses(stdscr, lines, d):
curses.curs_set(0)
curses.init_pair(1, 251, curses.COLOR_BLACK)
curses.init_pair(2, curses.COLOR_BLACK, curses.COLOR_YELLOW)
# change color
curses.init_pair(3, 238, curses.COLOR_BLACK)
curses.init_pair(4, 237, curses.COLOR_BLACK)
offset = (0, 0)
table = TableView(lines, d)
table_pad = curses.newpad(table.height + 1, table.width)
# TODO: Get width of output pad from column offsets
output_pad = curses.newpad(table.height * table.column_number + 1,
table.width)
draw(stdscr, table_pad, output_pad, offset, table)
while True:
c = stdscr.getch()
if c == ord('q'):
return
elif c in TableView.DIRECTIONS.keys():
di, dj = TableView.DIRECTIONS[c]
table.move(di, dj)
elif c == ord(' '):
table.toggle_select()
elif c == ord('d'):
table.clear_selection()
elif c == ord('c'):
table.select_column()
elif c == ord('\n') or c == curses.KEY_ENTER:
print('<enter> => print and copy selected cells')
return process_output(table)
offset = draw(stdscr, table_pad, output_pad, offset, table)
def main():
t = Table()
t_dal = Table_DAL()
t_dal.load("test.db", "animals", t)
tv = TableView(t)
tv.render()
tv.render_text()
def __get_purged_tombstone_from_last_run(self, nodes=None):
"""
:return last_purged_tombstones: Dict of format,
{ node_ip: {'count': N, 'keys': [k1, k2, ..] }, ...}
"""
tail_cmd = "cat %s/var/lib/couchbase/logs/debug.log " \
% self.couchbase_base_dir \
+ "| sed -n '/%s/,$p'"
purged_ts_count_pattern = ".*Purged ([0-9]+) ns_config tombstone"
meta_kv_keys_pattern = ".*{metakv,[ ]*<<\"/([0-9a-zA-Z_\-\.]+)\">>"
start_of_line = "^\[ns_server:"
start_of_line = re.compile(start_of_line)
meta_kv_keys_pattern = re.compile(meta_kv_keys_pattern)
purged_ts_count_pattern = re.compile(purged_ts_count_pattern)
tbl_view = TableView(self.log.info)
tbl_view.set_headers(["Node", "Purged Keys"])
last_purged_tombstones = dict()
if nodes is None:
nodes = self.cluster_util.get_nodes_in_cluster(self.cluster)
for node in nodes:
self.log.info("Processing debug logs from %s" % node.ip)
shell = RemoteMachineShellConnection(node)
output, _ = shell.execute_command(
tail_cmd % self.ts_during_start[node.ip])
if not output:
output, _ = shell.execute_command(
" ".join(tail_cmd.split(' ')[:2]))
self.log.debug("Tail stdout:\n%s" % output)
o_len = len(output)
target_buffer = ""
total_ts_purged = 0
for index in range(o_len-1, -1, -1):
line = output[index]
if not start_of_line.match(line):
target_buffer = line + target_buffer
elif "tombstone_agent:purge:" in line:
total_ts_purged = \
purged_ts_count_pattern.match(line).group(1)
break
else:
target_buffer = ""
last_purged_tombstones[node.ip] = dict()
last_purged_tombstones[node.ip]["count"] = int(total_ts_purged)
last_purged_tombstones[node.ip]["keys"] = \
meta_kv_keys_pattern.findall(target_buffer)
tbl_view.add_row([node.ip, total_ts_purged])
shell.disconnect()
tbl_view.display("Purged_keys:")
self.log.debug("Purged keys :: %s" % last_purged_tombstones)
return last_purged_tombstones
def print_crud_stats(self):
self.table = TableView(self.log.info)
self.table.set_headers(["Initial Items", "Current Items", "Items Updated", "Items Created", "Items Deleted"])
if self._iter_count != 0:
self.table.add_row([str(self.start - self.initial_load_count*self.delete_perc/100*(self._iter_count-1)),
str(self.end- self.initial_load_count*self.delete_perc/100*self._iter_count),
str(self.update_perc - self.update_perc) + "---" +
str(self.initial_load_count*self.update_perc/100),
str(self.start) + "---" + str(self.end),
str(self.start - self.initial_load_count*self.create_perc/100) + "---" +
str(self.start + (self.initial_load_count*self.delete_perc/100) - self.initial_load_count*self.create_perc/100)])
self.table.display("Docs statistics")
def test_cancel_booking(self):
endpoint = "http://%s/%s" % (self.profile_endpoint, "allBookings")
booked_tickets = list()
for index in range(1, 11):
username = self.username_format % index
auth_data = {"username": username,
"password": self.password}
response = RestHelper.post_request(endpoint, auth_data)
if response.status_code != 200:
self.log.error("Request returned code %s: %s"
% (response.status_code, response.json()))
self.fail("Fetching booking history failed")
bookings = response.json()["Msg"][0]["bookings"]
if len(bookings) > 0:
booked_tickets.append([username, bookings])
target_user = choice(booked_tickets)
booking_id = choice(target_user[1])
self.log.info("Cancel %s for user %s"
% (booking_id, target_user[0]))
endpoint = "http://%s/%s" % (self.profile_endpoint, "cancelBooking")
data = {"username": target_user[0], "password": self.password,
"id": booking_id}
response = RestHelper.post_request(endpoint, data)
if response.status_code != 200:
self.log.error("Request returned code %s: %s"
% (response.status_code, response.json()))
self.fail("Fetching booking history failed")
# Fetch booking status to confirm cancellation
endpoint = "http://%s/%s" % (self.profile_endpoint, "getBooking")
data = {"username": target_user[0], "password": self.password,
"id": booking_id}
response = RestHelper.post_request(endpoint, data)
if response.status_code != 200:
self.log.error("Request returned code %s: %s"
% (response.status_code, response.json()))
self.fail("Fetching booking history failed")
response = response.json()["Msg"]
table = TableView(self.log.info)
table.add_row(["Booking ID", response["id"]])
table.add_row(["Flight", response["flightId"]])
table.add_row(["Status", response["status"]])
table.add_row(["Seats",
"%s (%s)" % (response["flightSeats"],
", ".join(response["TicketsBooked"]))])
table.add_row(["Class", response["bookingClass"]])
table.display("Ticket status:")
self.assertEqual(response["status"], "Booking Cancelled")
def __get_deleted_key_count(self, check_if_zero=False):
deleted_keys = self.cluster_util.get_ns_config_deleted_keys_count()
tbl = TableView(self.log.info)
tbl.set_headers(["Node", "Deleted_key_count"])
for t_ip, k_count in deleted_keys.items():
tbl.add_row(["%s" % t_ip, "%s" % k_count])
tbl.display("Tombstone count on cluster nodes:")
if not check_if_zero:
return
for t_ip, k_count in deleted_keys.items():
if k_count != 0:
self.fail("%s Deleted key count %s != 0" % (t_ip, k_count))
def print_spec_details(self, spec, cycles, elapsed_time):
table = TableView(self.log.info)
table.set_headers(["Operation", "Value"])
table.add_row([
"Collections dropped and recreated",
str(spec[MetaCrudParams.COLLECTIONS_TO_RECREATE])
])
table.add_row([
"Scopes dropped and recreated",
str(spec[MetaCrudParams.SCOPES_TO_RECREATE])
])
table.add_row(["Cycles of data load", str(cycles)])
table.add_row(["Time Elapsed in secs", str(elapsed_time)])
table.display("Data load details")
def print_crud_stats(self):
self.table = TableView(self.log.info)
self.table.set_headers([
"Initial Items", "Current Items", "Items Updated", "Items Created",
"Items Deleted", "Items Expired"
])
self.table.add_row([
str(self.initial_items),
str(self.final_items),
str(self.update_start) + "-" + str(self.update_end),
str(self.create_start) + "-" + str(self.create_end),
str(self.delete_start) + "-" + str(self.delete_end),
str(self.expire_start) + "-" + str(self.expire_end)
])
self.table.display("Docs statistics")
def __init__(self):
"""
Basic widget to display an example of a table view with underlying model and proxy model
Either read or directly define: a list of column names, a list of lists (row[column]) holding table data, and
a dict of dicts holding information (Type, Label, Alignment, Width, and other other info) for each column name.
"""
super().__init__()
columns = ["name", "number1", "number2", "highscore"]
data = [["David", 4, 6, True], ["David", 5, 2, False],
["Sarah", 0, 2, False], ["Evan", 9, 1, True],
["Leah", 6, 4, True]]
info = {
"name": {
"Type": "str",
"Label": "Name",
"Alignment": "left",
"Width": 120
},
"number1": {
"Type": "int",
"Label": "Number 1",
"Alignment": "center",
"Width": 80
},
"number2": {
"Type": "int",
"Label": "Number 2",
"Alignment": "center",
"Width": 80
},
"highscore": {
"Type": "bool",
"Label": "High score?",
"Alignment": "center",
"Width": 80
}
}
self.table_model = TableModel(columns, data, info)
self.proxy_model = ProxyModel(self.table_model)
self.table_view = TableView(self, self.proxy_model, "My table")
self.filter_combo = QComboBox()
self.reset_button = QPushButton("Reset filters")
self.setup(data)
self.filter_combo.currentTextChanged.connect(self.apply_filter)
self.reset_button.clicked.connect(self.proxy_model.reset_filters)
self.delegates = {}
self.setup_delegates()
def test_list_booking_history(self):
table = TableView(self.log.info)
table.set_headers(["Username", "Num tickets", "IDs"])
num_tickets_to_book = 3
endpoint = "http://%s/%s" % (self.profile_endpoint, "allBookings")
for index in range(1, num_tickets_to_book):
username = self.username_format % index
auth_data = {"username": username,
"password": self.password}
response = RestHelper.post_request(endpoint, auth_data)
if response.status_code != 200:
self.log.error("Request returned code %s: %s"
% (response.status_code, response.json()))
self.fail("Fetching booking history failed")
bookings = response.json()["Msg"][0]["bookings"]
table.add_row([username, len(bookings), "\n".join(bookings)])
table.display("Booking history:")
def view_factory(view_name):
"""Very simple form of factory function
Used to decouple other modules from specific view implementations.
"""
view = None
if view_name == TableView.__name__:
view = TableView()
elif view_name == StatsView.__name__:
view = StatsView()
elif view_name == ArenaView.__name__:
view = ArenaView()
elif view_name == MoveStatsView.__name__:
view = MoveStatsView()
elif view_name == PerceptionView.__name__:
view = PerceptionView()
else:
raise Error('Bad view name!')
return view
def print_cluster_stats(self):
table = TableView(self.log.info)
table.set_headers([
"Node", "Services", "CPU_utilization", "Mem_total", "Mem_free",
"Swap_mem_total", "Swap_mem_used"
])
rest = RestConnection(self.cluster.master)
cluster_stat = rest.get_cluster_stats()
for cluster_node, node_stats in cluster_stat.items():
row = list()
row.append(cluster_node.split(':')[0])
row.append(str(node_stats["services"]))
row.append(str(node_stats["cpu_utilization"]))
row.append(str(node_stats["mem_total"]))
row.append(str(node_stats["mem_free"]))
row.append(str(node_stats["swap_mem_total"]))
row.append(str(node_stats["swap_mem_used"]))
table.add_row(row)
table.display("Cluster statistics")
def check_replica_eviction():
tbl = TableView(self.log.info)
tbl.set_headers([
"Node", "Memory", "WM_Threshold", "Itm_mem", "Meta_mem",
"Evictable_mem", "A_rr", "R_rr"
])
while self.test_failure is None and run_eviction_check:
tbl.rows = []
for kv_node in node_data.keys():
all_stats = \
node_data[kv_node]["cbstat"].all_stats(bucket.name)
bucket_mem = int(all_stats["ep_max_size"])
wm_threshold = \
(float(all_stats["ep_mem_high_wat_percent"])
- float(all_stats["ep_mem_low_wat_percent"]))*100
evictable_mem = \
int(all_stats["vb_replica_itm_memory"]) \
- int(all_stats["vb_replica_meta_data_memory"])
active_rr = int(all_stats["vb_active_perc_mem_resident"])
replica_rr = int(all_stats["vb_replica_perc_mem_resident"])
tbl.add_row([
kv_node.ip,
str(bucket_mem),
str(wm_threshold), all_stats["vb_replica_itm_memory"],
all_stats["vb_replica_meta_data_memory"],
str(evictable_mem),
str(active_rr),
str(replica_rr)
])
if active_rr != 100 \
and evictable_mem > (bucket_mem/wm_threshold):
tbl.display("Node memory stats")
self.log_failure("%s - Active keys evicted before "
"meeting the threshold: %s" %
(kv_node.ip, all_stats))
if replica_rr > active_rr:
tbl.display("Node memory stats")
self.log_failure(
"%s: (active_rr) %s < %s (replica_rr)" %
(kv_node.ip, active_rr, replica_rr))
def test_get_flights_for_airline(self):
target_airline = "American Airlines"
rest_url = "http://%s/%s/%s" % (self.inventory_endpoint, "flights",
urllib.parse.quote(target_airline))
response = RestHelper.get_request(rest_url)
if response.status_code != 200:
raise Exception("Requests status content:{0}".format(
response.content))
self.log.info("Flights for airline: %s" % target_airline)
table = TableView(self.log.info)
table.set_headers([
"Flight Id", "Model", "Departure", "Arrival", "Departure Time",
"Status"
])
for f_data in response.json():
f_data = f_data["flights"]
table.add_row([
f_data["flight_id"], f_data["model"],
f_data["departing_airport"], f_data["arriving_airport"],
f_data["departure_date"], f_data["status"]
])
table.display("Flights for airline: %s" % target_airline)
def __init__(self):
QMainWindow.__init__(self)
self.setWindowTitle("Anatidae")
self.resize(739, 481)
self.splitter = QtWidgets.QSplitter()
self.table_view = TableView(self.splitter)
self.robot_tabs = RobotTabs(self.splitter)
self.splitter.setStretchFactor(0, 1)
self.setCentralWidget(self.splitter)
self.robot_tabs.setCurrentIndex(-1)
# self.menubar = QtWidgets.QMenuBar(self)
# self.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(self)
self.setStatusBar(self.statusbar)
self.pos_label = QtWidgets.QLabel()
self.cmd_label = QtWidgets.QLabel()
font = QFontDatabase.systemFont(QFontDatabase.FixedFont)
self.pos_label.setFont(font)
self.cmd_label.setFont(font)
self.statusbar.addPermanentWidget(self.cmd_label, 1)
self.statusbar.addPermanentWidget(self.pos_label)
self.robot_manager = RobotsManager()
self.robot_tabs.set_robot_manager(self.robot_manager)
self.table_view.set_robot_manager(self.robot_manager)
self.table_view.setFocus()
self.logger = Logger("/tmp/robot.log")
#self.rsp= RadioSP("/dev/pts/5", 115200, self.logger, rid="Daneel", parent=self)
self.table_view.mouse_pos_changed.connect(self.update_mouse_pos)
self.table_view.pos_cmd_changed.connect(self.update_pos_cmd)
self.rudps = []
for c in cs:
r = RadioUDP(c, self.logger, parent=self)
self.robot_manager.add_radio(r)
self.rudps.append(r)
def test_timeout_with_crud_failures(self):
"""
Test to make sure timeout is handled in durability calls
and no documents are loaded when durability cannot be met using
error simulation in server node side
This will validate failure in majority of nodes, where durability will
surely fail for all CRUDs
1. Select a node from the cluster to simulate the specified error
2. Perform CRUD on the target bucket with given timeout
3. Using cbstats to verify no operations succeeds
4. Revert the error scenario from the cluster to resume durability
5. Validate all mutations are succeeded after reverting
the error condition
Note: self.sdk_timeout values is considered as 'seconds'
"""
# Local method to validate vb_seqno
def validate_vb_seqno_stats():
"""
:return retry_validation: Boolean denoting to retry validation
"""
retry_validation = False
vb_info["post_timeout"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
for vb_id in range(self.cluster.vbuckets):
vb_id = str(vb_id)
if vb_id not in affected_vbs:
if vb_id in vb_info["init"][node.ip].keys() \
and vb_info["init"][node.ip][vb_id] \
!= vb_info["post_timeout"][node.ip][vb_id]:
self.log_failure(
"Unaffected vb-%s stat updated: %s != %s" %
(vb_id, vb_info["init"][node.ip][vb_id],
vb_info["post_timeout"][node.ip][vb_id]))
elif int(vb_id) \
in target_nodes_vbuckets[Bucket.vBucket.ACTIVE]:
if vb_id in vb_info["init"][node.ip].keys() \
and vb_info["init"][node.ip][vb_id] \
!= vb_info["post_timeout"][node.ip][vb_id]:
self.log.warning(
err_msg %
(node.ip, Bucket.vBucket.ACTIVE, vb_id,
vb_info["init"][node.ip][vb_id],
vb_info["post_timeout"][node.ip][vb_id]))
elif int(vb_id) \
in target_nodes_vbuckets[Bucket.vBucket.REPLICA]:
if vb_id in vb_info["init"][node.ip].keys() \
and vb_info["init"][node.ip][vb_id] \
== vb_info["post_timeout"][node.ip][vb_id]:
retry_validation = True
self.log.warning(
err_msg %
(node.ip, Bucket.vBucket.REPLICA, vb_id,
vb_info["init"][node.ip][vb_id],
vb_info["post_timeout"][node.ip][vb_id]))
return retry_validation
shell_conn = dict()
cbstat_obj = dict()
error_sim = dict()
target_nodes_vbuckets = dict()
vb_info = dict()
tasks = dict()
doc_gen = dict()
affected_vbs = list()
target_nodes_vbuckets[Bucket.vBucket.ACTIVE] = list()
target_nodes_vbuckets[Bucket.vBucket.REPLICA] = list()
vb_info["init"] = dict()
vb_info["post_timeout"] = dict()
vb_info["afterCrud"] = dict()
# Override crud_batch_size to minimum value for testing
self.crud_batch_size = 5
target_nodes = self.getTargetNodes()
for node in target_nodes:
shell_conn[node.ip] = RemoteMachineShellConnection(node)
cbstat_obj[node.ip] = Cbstats(node)
target_nodes_vbuckets[Bucket.vBucket.ACTIVE] += \
cbstat_obj[node.ip].vbucket_list(
self.bucket.name, vbucket_type=Bucket.vBucket.ACTIVE)
target_nodes_vbuckets[Bucket.vBucket.REPLICA] += \
cbstat_obj[node.ip].vbucket_list(
self.bucket.name, vbucket_type=Bucket.vBucket.REPLICA)
vb_info["init"][node.ip] = cbstat_obj[node.ip].vbucket_seqno(
self.bucket.name)
error_sim[node.ip] = CouchbaseError(self.log, shell_conn[node.ip])
curr_time = int(time.time())
expected_timeout = curr_time + self.sdk_timeout
target_vbs = target_nodes_vbuckets[Bucket.vBucket.ACTIVE]
if self.nodes_init == 1:
pass
elif self.durability_level \
== Bucket.DurabilityLevel.PERSIST_TO_MAJORITY:
target_vbs = target_nodes_vbuckets[Bucket.vBucket.REPLICA]
# Create required doc_generators
doc_gen["insert"] = sub_doc_generator(self.key,
self.num_items / 2,
self.crud_batch_size,
target_vbucket=target_vbs,
key_size=self.key_size)
doc_gen["remove"] = sub_doc_generator_for_edit(
self.key,
0,
self.crud_batch_size,
key_size=self.key_size,
template_index=2,
target_vbucket=target_vbs)
doc_gen["read"] = sub_doc_generator_for_edit(self.key,
0,
self.crud_batch_size,
key_size=self.key_size,
template_index=0,
target_vbucket=target_vbs)
doc_gen["upsert"] = sub_doc_generator_for_edit(
self.key,
int(self.num_items / 4),
self.crud_batch_size,
key_size=self.key_size,
template_index=1,
target_vbucket=target_vbs)
for op_type in doc_gen.keys():
tasks[op_type] = self.task.async_load_gen_sub_docs(
self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
path_create=True,
batch_size=1,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
start_task=False)
# Perform specified action
for node in target_nodes:
error_sim[node.ip].create(self.simulate_error,
bucket_name=self.bucket.name)
for op_type in doc_gen.keys():
self.task_manager.add_new_task(tasks[op_type])
# Wait for document_loader tasks to complete
for op_type in doc_gen.keys():
self.task.jython_task_manager.get_task_result(tasks[op_type])
# Validate task failures
if op_type == DocLoading.Bucket.DocOps.READ:
# Validation for read task
if len(tasks[op_type].fail.keys()) != 0:
self.log_failure("Read failed for few docs: %s" %
tasks[op_type].fail.keys())
else:
# Validation of CRUDs - Update / Create / Delete
for doc_id, crud_result in tasks[op_type].fail.items():
vb_num = self.bucket_util.get_vbucket_num_for_key(
doc_id, self.cluster.vbuckets)
if SDKException.DurabilityAmbiguousException \
not in str(crud_result["error"]):
self.log_failure(
"Invalid exception for doc %s, vb %s: %s" %
(doc_id, vb_num, crud_result))
# Revert the specified error scenario
for node in target_nodes:
error_sim[node.ip].revert(self.simulate_error,
bucket_name=self.bucket.name)
# Check whether the timeout triggered properly
if int(time.time()) < expected_timeout:
self.log_failure("Timed-out before expected time")
for op_type in doc_gen.keys():
if op_type == DocLoading.Bucket.DocOps.READ:
continue
while doc_gen[op_type].has_next():
doc_id, _ = doc_gen[op_type].next()
affected_vbs.append(
str(
self.bucket_util.get_vbucket_num_for_key(
doc_id, self.cluster.vbuckets)))
affected_vbs = list(set(affected_vbs))
err_msg = "%s - mismatch in %s vb-%s seq_no: %s != %s"
# Fetch latest stats and validate the seq_nos are not updated
for node in target_nodes:
retry_count = 0
max_retry = 3
while retry_count < max_retry:
self.log.info("Trying to validate vbseq_no stats: %d" %
(retry_count + 1))
retry_count += 1
retry_required = validate_vb_seqno_stats()
if not retry_required:
break
self.sleep(5, "Sleep for vbseq_no stats to update")
else:
# This will be exited only if `break` condition is not met
self.log_failure("validate_vb_seqno_stats verification failed")
self.validate_test_failure()
# If replicas+1 == total nodes, verify no mutation should have
# succeeded with durability
if self.nodes_init == self.num_replicas + 1:
read_gen = doc_generator(self.key, 0, self.num_items)
read_task = self.task.async_load_gen_docs(
self.cluster,
self.bucket,
read_gen,
DocLoading.Bucket.DocOps.READ,
0,
batch_size=500,
process_concurrency=1,
timeout_secs=self.sdk_timeout)
self.task_manager.get_task_result(read_task)
failed_keys = TableView(self.log.error)
failed_keys.set_headers(["Key", "Error"])
half_of_num_items = self.num_items / 2
for doc_key, doc_info in read_task.success.items():
key_index = int(doc_key.split("-")[1])
expected_mutated_val = 0
if key_index < half_of_num_items:
expected_mutated_val = 1
mutated = json.loads(str(doc_info["value"]))["mutated"]
if mutated != expected_mutated_val:
failed_keys.add_row([doc_key, doc_info])
failed_keys.display("Affected mutations:")
self.log.error(read_task.fail)
# Doc error validation
for op_type in doc_gen.keys():
task = tasks[op_type]
retry_task = self.task.async_load_gen_sub_docs(
self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
path_create=True,
batch_size=1,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task_manager.get_task_result(retry_task)
retry_failures = set(retry_task.fail.keys())
initial_failures = set(task.fail.keys())
if len(list(retry_failures.difference(initial_failures))) != 0:
self.log_failure("Docs failed during retry task for %s: %s" %
(op_type, retry_task.fail))
# Verify doc count after expected CRUD failure
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
self.bucket_util.verify_stats_all_buckets(self.cluster, self.num_items)
# Fetch latest stats and validate the values are updated
for node in target_nodes:
vb_info["afterCrud"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
if vb_info["init"][node.ip] == vb_info["afterCrud"][node.ip]:
self.log_failure("vBucket seq_no stats not updated")
# Disconnect the shell connection
for node in target_nodes:
shell_conn[node.ip].disconnect()
self.validate_test_failure()
def test_timeout_with_crud_failures(self):
"""
Test to make sure timeout is handled in durability calls
and no documents are loaded when durability cannot be met using
error simulation in server node side
This will validate failure in majority of nodes, where durability will
surely fail for all CRUDs
1. Select a node from the cluster to simulate the specified error
2. Perform CRUD on the target bucket with given timeout
3. Using cbstats to verify no operations succeeds
4. Revert the error scenario from the cluster to resume durability
5. Validate all mutations are succeeded after reverting
the error condition
Note: self.sdk_timeout values is considered as 'seconds'
"""
# Local methods to validate vb_seqno
def compare_vb_stat(stat_1, stat_2, vb, comparison="!="):
keys_to_check = ["high_seqno", "high_completed_seqno"]
result = True
for key in keys_to_check:
if vb in stat_1.keys():
if stat_1[vb]["uuid"] != stat_2[vb]["uuid"]:
self.log_failure(
"Mismatch in vb-%s UUID. %s != %s" %
(vb, stat_1[vb]["uuid"], stat_2[vb]["uuid"]))
if comparison == "!=":
if stat_1[vb][key] != stat_2[vb][key]:
result = False
self.log.warning(
"Mismatch in vb-%s stat %s. %s != %s" %
(vb, key, stat_1[vb][key], stat_2[vb][key]))
elif stat_1[vb][key] == stat_2[vb][key]:
result = False
self.log.warning(
"Stat not updated for vb-%s stat %s. "
"%s == %s" %
(vb, key, stat_1[vb][key], stat_2[vb][key]))
return result
def validate_vb_seqno_stats():
"""
:return retry_validation: Boolean denoting to retry validation
"""
retry_validation = False
vb_info["post_timeout"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
for tem_vb_num in range(self.cluster_util.vbuckets):
tem_vb_num = str(tem_vb_num)
if tem_vb_num not in affected_vbs:
if compare_vb_stat(vb_info["init"][node.ip],
vb_info["post_timeout"][node.ip],
tem_vb_num) is False:
self.log_failure("Unaffected vb-%s stat" % tem_vb_num)
elif int(tem_vb_num) in target_nodes_vbuckets["active"]:
if compare_vb_stat(vb_info["init"][node.ip],
vb_info["post_timeout"][node.ip],
tem_vb_num) is False:
self.log.warning("%s - mismatch in %s vb-%s seq_no" %
(node.ip, "active", tem_vb_num))
elif int(tem_vb_num) in target_nodes_vbuckets["replica"]:
if compare_vb_stat(vb_info["init"][node.ip],
vb_info["post_timeout"][node.ip],
tem_vb_num,
comparison="==") is False:
retry_validation = True
self.log.warning("%s - mismatch in %s vb-%s seq_no" %
(node.ip, "replica", tem_vb_num))
return retry_validation
shell_conn = dict()
cbstat_obj = dict()
error_sim = dict()
target_nodes_vbuckets = dict()
vb_info = dict()
tasks = dict()
doc_gen = dict()
affected_vbs = list()
target_nodes_vbuckets["active"] = []
target_nodes_vbuckets["replica"] = []
vb_info["init"] = dict()
vb_info["post_timeout"] = dict()
vb_info["afterCrud"] = dict()
# Override crud_batch_size to minimum value for testing
self.crud_batch_size = 5
self.key = "test_collections"
self.sdk_timeout = 3
# Select target vbucket type to load_docs
target_vb_type = "replica"
if self.simulate_error == CouchbaseError.STOP_PERSISTENCE \
and self.durability_level \
== Bucket.DurabilityLevel.MAJORITY_AND_PERSIST_TO_ACTIVE:
target_vb_type = "active"
# Create required scope/collection for successful CRUD operation
if self.scope_name != CbServer.default_scope:
self.scope_name = self.bucket_util.get_random_name()
self.collection_name = self.bucket_util.get_random_name()
self.log.info("Creating scope::collection %s::%s" %
(self.scope_name, self.collection_name))
self.create_scope_collection()
# Load docs into created collection
self.log.info("Loading data into created collection")
load_gen = doc_generator(self.key, 0, self.num_items)
task = self.task.async_load_gen_docs(
self.cluster,
self.bucket,
load_gen,
"create",
0,
scope=self.scope_name,
collection=self.collection_name,
sdk_client_pool=self.sdk_client_pool,
batch_size=200,
process_concurrency=8,
timeout_secs=60)
self.task_manager.get_task_result(task)
if self.subdoc_test:
load_gen = sub_doc_generator(self.key, 0, self.num_items / 2)
task = self.task.async_load_gen_sub_docs(
self.cluster,
self.bucket,
load_gen,
Bucket_Op.SubDocOps.INSERT,
timeout_secs=self.sdk_timeout,
compression=self.sdk_compression,
path_create=True,
batch_size=100,
process_concurrency=8,
durability=self.durability_level,
scope=self.scope_name,
collection=self.collection_name,
sdk_client_pool=self.sdk_client_pool)
self.task_manager.get_task_result(task)
self.bucket.scopes[self.scope_name].collections[
self.collection_name].num_items = self.num_items
target_nodes = DurabilityHelper.getTargetNodes(self.cluster,
self.nodes_init,
self.num_nodes_affected)
for node in target_nodes:
shell_conn[node.ip] = RemoteMachineShellConnection(node)
cbstat_obj[node.ip] = Cbstats(shell_conn[node.ip])
target_nodes_vbuckets["active"] += \
cbstat_obj[node.ip].vbucket_list(self.bucket.name,
vbucket_type="active")
target_nodes_vbuckets["replica"] += \
cbstat_obj[node.ip].vbucket_list(self.bucket.name,
vbucket_type="replica")
vb_info["init"][node.ip] = cbstat_obj[node.ip].vbucket_seqno(
self.bucket.name)
error_sim[node.ip] = CouchbaseError(self.log, shell_conn[node.ip])
curr_time = int(time.time())
expected_timeout = curr_time + self.sdk_timeout
if target_vb_type == "active":
target_vbs = list(
set(target_nodes_vbuckets[target_vb_type]).difference(
set(target_nodes_vbuckets["replica"])))
else:
target_vbs = list(
set(target_nodes_vbuckets[target_vb_type]).difference(
set(target_nodes_vbuckets["active"])))
# Create required doc_generators
doc_gen["create"] = doc_generator(self.key,
self.num_items,
self.crud_batch_size,
target_vbucket=target_vbs)
doc_gen["delete"] = doc_generator(self.key,
0,
self.crud_batch_size,
target_vbucket=target_vbs)
doc_gen["read"] = doc_generator(self.key,
int(self.num_items / 3),
self.crud_batch_size,
target_vbucket=target_vbs)
doc_gen["update"] = doc_generator(self.key,
int(self.num_items / 2),
self.crud_batch_size,
target_vbucket=target_vbs)
# Create required subdoc generators
doc_gen["insert"] = sub_doc_generator(self.key,
int(self.num_items / 2),
self.crud_batch_size,
target_vbucket=target_vbs)
doc_gen["upsert"] = sub_doc_generator_for_edit(
self.key,
0,
self.crud_batch_size,
template_index=1,
target_vbucket=target_vbs)
doc_gen["remove"] = sub_doc_generator(self.key,
0,
self.crud_batch_size,
target_vbucket=target_vbs)
# Perform specified action
for node in target_nodes:
error_sim[node.ip].create(self.simulate_error,
bucket_name=self.bucket.name)
self.sleep(5, "Wait for error_simulation to take effect")
ops_to_perform = [
Bucket_Op.DocOps.CREATE, Bucket_Op.DocOps.UPDATE,
Bucket_Op.DocOps.READ, Bucket_Op.DocOps.DELETE
]
if self.subdoc_test:
ops_to_perform = [
Bucket_Op.SubDocOps.INSERT, Bucket_Op.SubDocOps.UPSERT,
Bucket_Op.SubDocOps.REMOVE
]
for op_type in ops_to_perform:
self.log.info("Starting doc op %s" % op_type)
if op_type in Bucket_Op.DOC_OPS:
tasks[op_type] = self.task.async_load_gen_docs(
self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
scope=self.scope_name,
collection=self.collection_name,
sdk_client_pool=self.sdk_client_pool,
batch_size=1,
process_concurrency=8,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
suppress_error_table=True,
print_ops_rate=False,
skip_read_on_error=True)
else:
tasks[op_type] = self.task.async_load_gen_sub_docs(
self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
scope=self.scope_name,
collection=self.collection_name,
sdk_client_pool=self.sdk_client_pool,
path_create=True,
batch_size=1,
process_concurrency=8,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
print_ops_rate=False)
self.task.jython_task_manager.get_task_result(tasks[op_type])
# Validate task failures
if op_type == Bucket_Op.DocOps.READ:
# Validation for read task
if len(tasks[op_type].fail.keys()) != 0:
self.log_failure("Read failed for few docs: %s" %
tasks[op_type].fail.keys())
else:
# Validation of CRUDs - Update / Create / Delete
for doc_id, crud_result in tasks[op_type].fail.items():
vb_num = self.bucket_util.get_vbucket_num_for_key(
doc_id, self.cluster_util.vbuckets)
if SDKException.DurabilityAmbiguousException \
not in str(crud_result["error"]):
self.log_failure(
"Invalid exception for doc %s, vb %s: %s" %
(doc_id, vb_num, crud_result))
# Revert the specified error scenario
for node in target_nodes:
error_sim[node.ip].revert(self.simulate_error,
bucket_name=self.bucket.name)
# Check whether the timeout triggered properly
if int(time.time()) < expected_timeout:
self.log_failure("Timed-out before expected time")
for op_type in ops_to_perform:
if op_type == Bucket_Op.DocOps.READ:
continue
while doc_gen[op_type].has_next():
doc_id, _ = doc_gen[op_type].next()
affected_vbs.append(
str(
self.bucket_util.get_vbucket_num_for_key(
doc_id, self.cluster_util.vbuckets)))
affected_vbs = list(set(affected_vbs))
# Fetch latest stats and validate the seq_nos are not updated
for node in target_nodes:
retry_count = 0
max_retry = 3
while retry_count < max_retry:
self.log.info("Trying to validate vbseq_no stats: %d" %
(retry_count + 1))
retry_count += 1
retry_required = validate_vb_seqno_stats()
if not retry_required:
break
self.sleep(5, "Sleep for vbseq_no stats to update")
else:
# This will be exited only if `break` condition is not met
self.log_failure("validate_vb_seqno_stats verification failed")
self.validate_test_failure()
# Get SDK Client from client_pool
sdk_client = self.sdk_client_pool.get_client_for_bucket(
self.bucket, self.scope_name, self.collection_name)
# Doc error validation
for op_type in ops_to_perform:
task = tasks[op_type]
if self.nodes_init == 1 \
and op_type != Bucket_Op.DocOps.READ \
and len(task.fail.keys()) != (doc_gen[op_type].end
- doc_gen[op_type].start):
self.log_failure(
"Failed keys %d are less than expected %d" %
(len(task.fail.keys()),
(doc_gen[op_type].end - doc_gen[op_type].start)))
# Create table objects for display
table_view = TableView(self.log.error)
ambiguous_table_view = TableView(self.log.info)
table_view.set_headers(["Key", "vBucket", "Exception"])
ambiguous_table_view.set_headers(["Key", "vBucket"])
# Iterate failed keys for validation
for doc_key, doc_info in task.fail.items():
vb_for_key = self.bucket_util.get_vbucket_num_for_key(doc_key)
if SDKException.DurabilityAmbiguousException \
not in str(doc_info["error"]):
table_view.add_row(
[doc_key, vb_for_key, doc_info["error"]])
ambiguous_table_view.add_row([doc_key, str(vb_for_key)])
if op_type not in Bucket_Op.SUB_DOC_OPS:
retry_success = \
self.durability_helper.retry_for_ambiguous_exception(
sdk_client, op_type, doc_key, doc_info)
if not retry_success:
self.log_failure("%s failed in retry for %s" %
(op_type, doc_key))
# Display the tables (if any errors)
table_view.display("Unexpected exception during %s" % op_type)
ambiguous_table_view.display("D_Ambiguous exception during %s" %
op_type)
# Release the acquired client
self.sdk_client_pool.release_client(sdk_client)
# Verify doc count after expected CRUD failure
self.bucket_util._wait_for_stats_all_buckets()
self.bucket_util.validate_docs_per_collections_all_buckets()
# Fetch latest stats and validate the values are updated
for node in target_nodes:
vb_info["afterCrud"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
if vb_info["init"][node.ip] == vb_info["afterCrud"][node.ip]:
self.log_failure("vBucket seq_no stats not updated")
# Disconnect the shell connection
for node in target_nodes:
shell_conn[node.ip].disconnect()
self.validate_test_failure()
def test_maxttl_with_sync_writes(self):
"""
1. Load few docs without TTL
2. Load few docs with TTL set in parallel to #1
3. Validate docs get expiry after the TTL time
:return:
"""
def_bucket = self.cluster.buckets[0]
self.maxttl = self.input.param("doc_ttl", self.maxttl)
doc_ops_type = self.input.param("doc_ops_type", "sync;sync").split(";")
# Create default doc_load options for TTL and non-TTL tasks
non_ttl_task_property = dict()
ttl_task_property = dict()
# Create generators for TTL and non_TTL loading
self.log.info("Creating doc_generators")
ttl_gen_create = doc_generator(self.key,
0,
self.num_items,
doc_size=self.doc_size,
doc_type=self.doc_type,
target_vbucket=self.target_vbucket,
vbuckets=self.cluster.vbuckets)
non_ttl_gen_create = doc_generator(self.key,
self.num_items,
self.num_items * 2,
doc_size=self.doc_size,
doc_type=self.doc_type,
target_vbucket=self.target_vbucket,
vbuckets=self.cluster.vbuckets)
# Set durability levels based on doc_ops_type
non_ttl_task_property["op_type"] = "create"
ttl_task_property["op_type"] = "create"
if doc_ops_type[0] == "sync":
non_ttl_task_property["replicate_to"] = 0
non_ttl_task_property["persist_to"] = 0
non_ttl_task_property["durability"] = self.durability_level
else:
non_ttl_task_property["replicate_to"] = self.replicate_to
non_ttl_task_property["persist_to"] = self.persist_to
non_ttl_task_property["durability"] = "None"
if doc_ops_type[1] == "sync":
ttl_task_property["replicate_to"] = 0
ttl_task_property["persist_to"] = 0
ttl_task_property["durability"] = self.durability_level
else:
ttl_task_property["replicate_to"] = self.replicate_to
ttl_task_property["persist_to"] = self.persist_to
ttl_task_property["durability"] = "None"
self.load_docs_in_parallel(def_bucket, non_ttl_gen_create,
ttl_gen_create, non_ttl_task_property,
ttl_task_property)
# Validate doc_count before expiry of docs
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
self.bucket_util.verify_stats_all_buckets(self.cluster,
self.num_items * 2)
self.sleep(self.maxttl, "Sleep for maxTTL time")
self.bucket_util._expiry_pager(self.cluster)
self.sleep(25, "Waiting for items to be purged")
# Read all expired docs to validate EONENT status
ttl_task = self.task.async_load_gen_docs(
self.cluster,
def_bucket,
ttl_gen_create,
"read",
self.maxttl,
batch_size=10,
process_concurrency=8,
timeout_secs=self.sdk_timeout,
compression=self.sdk_compression,
sdk_client_pool=self.sdk_client_pool)
self.task.jython_task_manager.get_task_result(ttl_task)
# Max-TTL doc expiry validation
self.log.info("Validating expiry of docs")
if len(ttl_task.success.keys()) != 0:
self.fail("Items present after MaxTTL time: %s" %
ttl_task.success.keys())
invalid_exception_tbl = TableView(self.log.info)
invalid_exception_tbl.set_headers(["Doc_Key", "CAS"])
for doc_key, result in ttl_task.fail.items():
if result["cas"] != 0 and result["error"] is not None:
invalid_exception_tbl.add_row([doc_key, result["cas"]])
invalid_exception_tbl.display("Invalid exceptions for following keys")
if len(invalid_exception_tbl.rows) != 0:
self.fail("Seen invalid document exception")
# Validate doc_count after doc_expiry
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
self.bucket_util.verify_stats_all_buckets(self.cluster, self.num_items)
# Document mutations after doc_expiry
non_ttl_task_property["op_type"] = "update"
self.load_docs_in_parallel(def_bucket, non_ttl_gen_create,
ttl_gen_create, non_ttl_task_property,
ttl_task_property)
# Validate doc_count before expiry of docs
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
self.bucket_util.verify_stats_all_buckets(self.cluster,
self.num_items * 2)
def test_timeout_with_crud_failures(self):
"""
Test to make sure timeout is handled in durability calls
and no documents are loaded when durability cannot be met using
error simulation in server node side
This will validate failure in majority of nodes, where durability will
surely fail for all CRUDs
1. Select a node from the cluster to simulate the specified error
2. Perform CRUD on the target bucket with given timeout
3. Using cbstats to verify no operations succeeds
4. Revert the error scenario from the cluster to resume durability
5. Validate all mutations are succeeded after reverting
the error condition
Note: self.sdk_timeout values is considered as 'seconds'
"""
# Local method to validate vb_seqno
def validate_vb_seqno_stats():
"""
:return retry_validation: Boolean denoting to retry validation
"""
retry_validation = False
vb_info["post_timeout"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
for vb_num in range(self.vbuckets):
vb_num = str(vb_num)
if vb_num not in affected_vbs:
if vb_info["init"][node.ip][vb_num] \
!= vb_info["post_timeout"][node.ip][vb_num]:
self.log_failure(
"Unaffected vb-%s stat updated: %s != %s" %
(vb_num, vb_info["init"][node.ip][vb_num],
vb_info["post_timeout"][node.ip][vb_num]))
elif int(vb_num) in target_nodes_vbuckets["active"]:
if vb_info["init"][node.ip][vb_num] \
!= vb_info["post_timeout"][node.ip][vb_num]:
self.log_failure(
err_msg %
(node.ip, "active", vb_num,
vb_info["init"][node.ip][vb_num],
vb_info["post_timeout"][node.ip][vb_num]))
elif int(vb_num) in target_nodes_vbuckets["replica"]:
if vb_info["init"][node.ip][vb_num] \
== vb_info["post_timeout"][node.ip][vb_num]:
retry_validation = True
self.log.warning(
err_msg %
(node.ip, "replica", vb_num,
vb_info["init"][node.ip][vb_num],
vb_info["post_timeout"][node.ip][vb_num]))
return retry_validation
shell_conn = dict()
cbstat_obj = dict()
error_sim = dict()
target_nodes_vbuckets = dict()
vb_info = dict()
tasks = dict()
doc_gen = dict()
affected_vbs = list()
target_nodes_vbuckets["active"] = []
target_nodes_vbuckets["replica"] = []
vb_info["init"] = dict()
vb_info["post_timeout"] = dict()
vb_info["afterCrud"] = dict()
# Override crud_batch_size to minimum value for testing
self.crud_batch_size = 5
timeout_err_str = self.durability_helper.EXCEPTIONS["request_timeout"]
ambiguous_err_str = self.durability_helper.EXCEPTIONS["ambiguous"]
# Create required doc_generators
doc_gen["insert"] = sub_doc_generator(
self.key, self.num_items / 2,
self.num_items / 2 + self.crud_batch_size)
doc_gen["remove"] = sub_doc_generator_for_edit(self.key,
0,
self.crud_batch_size,
template_index=2)
doc_gen["read"] = sub_doc_generator_for_edit(self.key,
0,
self.crud_batch_size,
template_index=0)
doc_gen["upsert"] = sub_doc_generator_for_edit(
self.key,
int(self.num_items / 4),
int(self.num_items / 4) + self.crud_batch_size,
template_index=1)
target_nodes = self.getTargetNodes()
for node in target_nodes:
shell_conn[node.ip] = RemoteMachineShellConnection(node)
cbstat_obj[node.ip] = Cbstats(shell_conn[node.ip])
target_nodes_vbuckets["active"] += \
cbstat_obj[node.ip].vbucket_list(self.bucket.name,
vbucket_type="active")
target_nodes_vbuckets["replica"] += \
cbstat_obj[node.ip].vbucket_list(self.bucket.name,
vbucket_type="replica")
vb_info["init"][node.ip] = cbstat_obj[node.ip].vbucket_seqno(
self.bucket.name)
error_sim[node.ip] = CouchbaseError(self.log, shell_conn[node.ip])
curr_time = int(time.time())
expected_timeout = curr_time + self.sdk_timeout
for op_type in doc_gen.keys():
tasks[op_type] = self.task.async_load_gen_sub_docs(
self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
path_create=True,
batch_size=1,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
start_task=False)
# Perform specified action
for node in target_nodes:
error_sim[node.ip].create(self.simulate_error,
bucket_name=self.bucket.name)
for op_type in doc_gen.keys():
self.task_manager.add_new_task(tasks[op_type])
# Wait for document_loader tasks to complete
for op_type in doc_gen.keys():
self.task.jython_task_manager.get_task_result(tasks[op_type])
# Validate task failures
if op_type == "read":
# Validation for read task
for doc_id, crud_result in tasks[op_type].success.items():
vb_num = self.bucket_util.get_vbucket_num_for_key(
doc_id, self.vbuckets)
if vb_num in target_nodes_vbuckets["active"]:
self.log_failure("Read succeeded for %s present in "
"stopped active vbucket: %s" %
(doc_id, vb_num))
self.durability_helper.validate_durability_exception(
tasks[op_type].fail,
self.durability_helper.EXCEPTIONS["request_timeout"])
else:
# Validation of CRUDs - Update / Create / Delete
if len(tasks[op_type].success.keys()) != 0:
self.log_failure("Few keys succeeded for %s: %s" %
(op_type, tasks[op_type].success.keys()))
for doc_id, crud_result in tasks[op_type].fail.items():
vb_num = self.bucket_util.get_vbucket_num_for_key(
doc_id, self.vbuckets)
if vb_num in target_nodes_vbuckets["active"]:
if timeout_err_str not in str(crud_result["error"]):
self.log_failure(
"Invalid exception for doc %s, vb %s: %s" %
(doc_id, vb_num, crud_result))
else:
if ambiguous_err_str not in str(crud_result["error"]):
self.log_failure(
"Invalid exception for doc %s, vb %s: %s" %
(doc_id, vb_num, crud_result))
# Revert the specified error scenario
for node in target_nodes:
error_sim[node.ip].revert(self.simulate_error,
bucket_name=self.bucket.name)
# Check whether the timeout triggered properly
if int(time.time()) < expected_timeout:
self.log_failure("Timed-out before expected time")
for op_type in doc_gen.keys():
if op_type == "read":
continue
while doc_gen[op_type].has_next():
doc_id, _ = doc_gen[op_type].next()
affected_vbs.append(
str(
self.bucket_util.get_vbucket_num_for_key(
doc_id, self.vbuckets)))
affected_vbs = list(set(affected_vbs))
err_msg = "%s - mismatch in %s vb-%s seq_no: %s != %s"
# Fetch latest stats and validate the seq_nos are not updated
for node in target_nodes:
retry_count = 0
max_retry = 3
while retry_count < max_retry:
self.log.info("Trying to validate vbseq_no stats: %d" %
(retry_count + 1))
retry_count += 1
retry_required = validate_vb_seqno_stats()
if not retry_required:
break
self.sleep(5, "Sleep for vbseq_no stats to update")
else:
# This will be exited only if `break` condition is not met
self.log_failure("validate_vb_seqno_stats verification failed")
self.validate_test_failure()
# If replicas+1 == total nodes, verify no mutation should have
# succeeded with durability
if self.nodes_init == self.num_replicas + 1:
read_gen = doc_generator(self.key, 0, self.num_items)
read_task = self.task.async_load_gen_docs(
self.cluster,
self.bucket,
read_gen,
"read",
0,
batch_size=500,
process_concurrency=1,
timeout_secs=self.sdk_timeout)
self.task_manager.get_task_result(read_task)
failed_keys = TableView(self.log.error)
failed_keys.set_headers(["Key", "Error"])
for doc_key, doc_info in read_task.success.items():
mutated = json.loads(str(doc_info["value"]))["mutated"]
if mutated != 0:
failed_keys.add_row([doc_key, doc_info])
failed_keys.display("Affected mutations:")
self.log.error(read_task.fail)
# SDK client for retrying AMBIGUOUS for unexpected keys
sdk_client = SDKClient(RestConnection(self.cluster.master),
self.bucket)
# Doc error validation
for op_type in doc_gen.keys():
task = tasks[op_type]
if self.nodes_init == 1 \
and len(task.fail.keys()) != (doc_gen[op_type].end
- doc_gen[op_type].start):
self.log_failure(
"Failed keys %d are less than expected %d" %
(len(task.fail.keys()),
(doc_gen[op_type].end - doc_gen[op_type].start)))
# Create table objects for display
table_view = TableView(self.log.error)
ambiguous_table_view = TableView(self.log.error)
table_view.set_headers(["Key", "Exception"])
ambiguous_table_view.set_headers(["Key", "vBucket"])
# Iterate failed keys for validation
for doc_key, doc_info in task.fail.items():
vb_for_key = self.bucket_util.get_vbucket_num_for_key(doc_key)
if vb_for_key in target_nodes_vbuckets["active"]:
expected_exception = \
self.durability_helper.EXCEPTIONS["request_timeout"]
elif vb_for_key in target_nodes_vbuckets["replica"]:
expected_exception = \
self.durability_helper.EXCEPTIONS["ambiguous"]
else:
expected_exception = \
self.durability_helper.EXCEPTIONS["ambiguous"]
ambiguous_table_view.add_row([doc_key, vb_for_key])
retry_success = \
self.durability_helper.retry_for_ambiguous_exception(
sdk_client, op_type, doc_key, doc_info)
if not retry_success:
self.log_failure("%s failed in retry for %s" %
(op_type, doc_key))
if expected_exception not in str(doc_info["error"]):
table_view.add_row([doc_key, doc_info["error"]])
# Display the tables (if any errors)
table_view.display("Unexpected exception during %s" % op_type)
ambiguous_table_view.display("Ambiguous exception during %s" %
op_type)
# Close the SDK connection
sdk_client.close()
# Verify doc count after expected CRUD failure
self.bucket_util._wait_for_stats_all_buckets()
self.bucket_util.verify_stats_all_buckets(self.num_items)
# Retry the same CRUDs after reverting the failure environment
tasks = list()
for op_type in doc_gen.keys():
tasks.append(
self.task.async_load_gen_docs(self.cluster,
self.bucket,
doc_gen[op_type],
op_type,
0,
batch_size=10,
process_concurrency=1,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout))
# Wait for document_loader tasks to complete
for task in tasks:
self.task.jython_task_manager.get_task_result(task)
if len(task.fail.keys()) != 0:
self.log_failure(
"Failures with no error condition: {0}, {1}".format(
task.fail, task.fail.keys()))
# Verify initial doc load count
self.bucket_util._wait_for_stats_all_buckets()
self.bucket_util.verify_stats_all_buckets(self.num_items)
# Fetch latest stats and validate the values are updated
for node in target_nodes:
vb_info["afterCrud"][node.ip] = \
cbstat_obj[node.ip].vbucket_seqno(self.bucket.name)
if vb_info["init"][node.ip] == vb_info["afterCrud"][node.ip]:
self.log_failure("vBucket seq_no stats not updated")
# Disconnect the shell connection
for node in target_nodes:
shell_conn[node.ip].disconnect()
self.validate_test_failure()
def ask(mess,
responses=("OK", "Cancel"),
default=0,
cancel=-1,
wrap_width=60,
**kwds):
# If height is specified as a keyword, the Dialog object will have this haight, and the inner massage will
# be displayed in a scrolling widget
# If 'responses_tooltips' it present in kwds, it must be dict with 'responses' as keys and the tooltips as values.
# If 'tie_widget_to' is in kwds keys and the value is True, the global 'ask_tied_to' will be set up to the 'box'.
# When called again with 'tie_widget_to', if 'ask_tied_to' is not None, the function returns a dummy answer.
global ask_tied_to
responses_tooltips = kwds.pop('responses_tooltips', {})
tie_widget_to = kwds.pop('tie_widget_to', None)
# Return a dummy answer if tie_windget_to is True and the global 'ask_tied_to' is not None
if tie_widget_to and ask_tied_to:
return "_OK"
colLbl = kwds.pop('colLabel', "")
box = Dialog(**kwds)
d = box.margin
lb = wrapped_label(mess, wrap_width)
buts = []
for caption in responses:
but = Button(caption, action=lambda x=caption: box.dismiss(x))
if caption in responses_tooltips.keys():
but.tooltipText = responses_tooltips[caption]
buts.append(but)
brow = Row(buts, spacing=d)
lb.width = max(lb.width, brow.width)
height = kwds.get('height', None)
if height and lb.height > height - (
2 * brow.height) - ScrollPanel.column_margin - box.margin:
lines = mess.split('\n')
# ScrolledPanel refuses to render properly for now, so Tableview is used instead.
w = TableView().font.size(_(colLbl))[0]
lb = TableView(
columns=[
TableColumn(colLbl, max(lb.width, w)),
],
nrows=(height -
(2 * brow.height) - box.margin - box.font.get_linesize()) /
box.font.get_linesize(),
height=height - (2 * brow.height) - (box.font.get_linesize() * 2) -
box.margin) #, width=w)
def num_rows():
return len(lines)
lb.num_rows = num_rows
lb.row_data = lambda x: (lines[x], )
lb.topleft = (d, d)
lb.width = max(lb.width, brow.width)
col = Column([lb, brow], spacing=d, align='r')
col.topleft = (d, d)
if default is not None:
box.enter_response = responses[default]
buts[default].is_default = True
else:
box.enter_response = None
if cancel is not None:
box.cancel_response = responses[cancel]
else:
box.cancel_response = None
box.add(col)
box.shrink_wrap()
def dispatchKeyForAsk(name, evt):
if name == "key_down" and box.root.getKey(
evt) == "Return" and default is not None:
box.dismiss(responses[default])
else:
Dialog.dispatch_key(box, name, evt)
box.dispatch_key = dispatchKeyForAsk
if tie_widget_to:
ask_tied_to = box
ask_tied_tos.append(box)
return box.present()
def test_basic_ops(self):
"""
Basic test for Sub-doc CRUD operations
"""
doc_op = self.input.param("op_type", None)
def_bucket = self.bucket_util.buckets[0]
supported_d_levels = self.bucket_util.get_supported_durability_levels()
# Stat validation reference variables
verification_dict = dict()
verification_dict["ops_create"] = self.num_items
verification_dict["ops_update"] = 0
verification_dict["ops_delete"] = 0
verification_dict["rollback_item_count"] = 0
verification_dict["sync_write_aborted_count"] = 0
verification_dict["sync_write_committed_count"] = 0
if self.durability_level in supported_d_levels:
verification_dict["sync_write_committed_count"] += self.num_items
# Initial validation
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket,
self.cluster_util.get_kv_nodes(),
vbuckets=self.cluster_util.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
if self.target_vbucket and type(self.target_vbucket) is not list:
self.target_vbucket = [self.target_vbucket]
self.log.info("Creating doc_generator..")
# Load basic docs into bucket
doc_create = sub_doc_generator(self.key,
0,
self.num_items,
key_size=self.key_size,
doc_size=self.sub_doc_size,
target_vbucket=self.target_vbucket,
vbuckets=self.cluster_util.vbuckets)
self.log.info("Loading {0} docs into the bucket: {1}".format(
self.num_items, def_bucket))
task = self.task.async_load_gen_sub_docs(
self.cluster,
def_bucket,
doc_create,
DocLoading.Bucket.SubDocOps.INSERT,
self.maxttl,
path_create=True,
batch_size=10,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets()
# Update verification_dict and validate
verification_dict["ops_update"] += self.num_items
if self.durability_level in supported_d_levels:
verification_dict["sync_write_committed_count"] += self.num_items
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket,
self.cluster_util.get_kv_nodes(),
vbuckets=self.cluster_util.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
# Verify initial doc load count
self.log.info("Validating doc_count in buckets")
self.bucket_util.verify_stats_all_buckets(self.num_items)
self.log.info("Creating doc_generator for doc_op")
num_item_start_for_crud = int(self.num_items / 2)
template_index = 0
if doc_op == DocLoading.Bucket.SubDocOps.REMOVE:
template_index = 2
sub_doc_gen = sub_doc_generator_for_edit(self.key,
start=0,
end=num_item_start_for_crud,
key_size=self.key_size,
template_index=template_index)
if doc_op == DocLoading.Bucket.SubDocOps.UPSERT:
self.log.info("Performing 'upsert' mutation over the sub-docs")
task = self.task.async_load_gen_sub_docs(
self.cluster,
def_bucket,
sub_doc_gen,
doc_op,
self.maxttl,
path_create=True,
batch_size=10,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
verification_dict["ops_update"] += \
(sub_doc_gen.end - sub_doc_gen.start
+ len(task.fail.keys()))
if self.durability_level in supported_d_levels:
verification_dict["sync_write_committed_count"] += \
num_item_start_for_crud
# Edit doc_gen template to read the mutated value as well
sub_doc_gen.template = \
sub_doc_gen.template.replace(" }}", ", \"mutated\": \"\" }}")
# Read all the values to validate update operation
task = self.task.async_load_gen_sub_docs(
self.cluster,
def_bucket,
sub_doc_gen,
"read",
0,
batch_size=100,
process_concurrency=8,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Update failed key", "Value"])
for key, value in task.success.items():
doc_value = value["value"]
failed_row = [key, doc_value]
if doc_value[0] != 2:
op_failed_tbl.add_row(failed_row)
elif doc_value[1] != "LastNameUpdate":
op_failed_tbl.add_row(failed_row)
elif doc_value[2] != "TypeChange":
op_failed_tbl.add_row(failed_row)
elif doc_value[3] != "CityUpdate":
op_failed_tbl.add_row(failed_row)
elif json.loads(str(doc_value[4])) != ["get", "up"]:
op_failed_tbl.add_row(failed_row)
op_failed_tbl.display("Update failed for keys:")
if len(op_failed_tbl.rows) != 0:
self.fail("Update failed for few keys")
elif doc_op == DocLoading.Bucket.SubDocOps.REMOVE:
self.log.info("Performing 'remove' mutation over the sub-docs")
task = self.task.async_load_gen_sub_docs(
self.cluster,
def_bucket,
sub_doc_gen,
doc_op,
0,
batch_size=10,
process_concurrency=8,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
verification_dict["ops_update"] += \
(sub_doc_gen.end - sub_doc_gen.start
+ len(task.fail.keys()))
if self.durability_level in supported_d_levels:
verification_dict["sync_write_committed_count"] += \
num_item_start_for_crud
# Edit doc_gen template to read the mutated value as well
sub_doc_gen.template = sub_doc_gen.template \
.replace(" }}", ", \"mutated\": \"\" }}")
# Read all the values to validate update operation
task = self.task.async_load_gen_sub_docs(
self.cluster,
def_bucket,
sub_doc_gen,
"read",
0,
batch_size=100,
process_concurrency=8,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Delete failed key", "Value"])
for key, value in task.success.items():
doc_value = value["value"]
failed_row = [key, doc_value]
if doc_value[0] != 2:
op_failed_tbl.add_row(failed_row)
for index in range(1, len(doc_value)):
if doc_value[index] != "PATH_NOT_FOUND":
op_failed_tbl.add_row(failed_row)
for key, value in task.fail.items():
op_failed_tbl.add_row([key, value["value"]])
op_failed_tbl.display("Delete failed for keys:")
if len(op_failed_tbl.rows) != 0:
self.fail("Delete failed for few keys")
else:
self.log.warning("Unsupported doc_operation")
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets()
# Validate verification_dict and validate
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket,
self.cluster_util.get_kv_nodes(),
vbuckets=self.cluster_util.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
self.log.info("Validating doc_count")
self.bucket_util.verify_stats_all_buckets(self.num_items)
def test_basic_ops(self):
"""
Basic test for Sub-doc CRUD operations
A test in which `self.num_items` documents are created. Half of the
documents are updated or deleted depending on the supplied `op_type`.
"""
doc_op = self.input.param("op_type", None)
def_bucket = self.cluster.buckets[0]
# Stat validation reference variables
verification_dict = dict()
verification_dict["ops_create"] = self.num_items
verification_dict["ops_update"] = 0
verification_dict["ops_delete"] = 0
verification_dict["rollback_item_count"] = 0
verification_dict["sync_write_aborted_count"] = 0
verification_dict["sync_write_committed_count"] = 0
if self.is_sync_write_enabled:
verification_dict["sync_write_committed_count"] += self.num_items
# Initial validation
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket, self.cluster_util.get_kv_nodes(self.cluster),
vbuckets=self.cluster.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
if self.target_vbucket and type(self.target_vbucket) is not list:
self.target_vbucket = [self.target_vbucket]
self.log.info("Creating doc_generator..")
# Insert `self.num_items` documents
doc_create = sub_doc_generator(
self.key, 0, self.num_items,
key_size=self.key_size,
doc_size=self.sub_doc_size,
target_vbucket=self.target_vbucket,
vbuckets=self.cluster.vbuckets)
self.log.info("Loading {0} docs into the bucket: {1}"
.format(self.num_items, def_bucket))
task = self.task.async_load_gen_sub_docs(
self.cluster, def_bucket, doc_create,
DocLoading.Bucket.SubDocOps.INSERT, self.maxttl,
path_create=True,
batch_size=10, process_concurrency=8,
replicate_to=self.replicate_to, persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
# The documents that could not be inserted
insert_failures = len(task.fail.keys())
# Update verification_dict and validate
verification_dict["ops_update"] += self.num_items - insert_failures
if self.is_sync_write_enabled:
verification_dict["sync_write_committed_count"] += self.num_items - insert_failures
verification_dict["sync_write_aborted_count"] += insert_failures
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket, self.cluster_util.get_kv_nodes(self.cluster),
vbuckets=self.cluster.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
# Verify initial doc load count
self.log.info("Validating doc_count in buckets")
self.bucket_util.verify_stats_all_buckets(self.cluster, self.num_items)
self.log.info("Creating doc_generator for doc_op")
num_item_start_for_crud = int(self.num_items / 2)
template_index = 0
if doc_op == DocLoading.Bucket.SubDocOps.REMOVE:
template_index = 2
sub_doc_gen = sub_doc_generator_for_edit(
self.key,
start=0,
end=num_item_start_for_crud,
key_size=self.key_size,
template_index=template_index)
if doc_op == DocLoading.Bucket.SubDocOps.UPSERT:
self.log.info("Performing 'upsert' mutation over the sub-docs")
task = self.task.async_load_gen_sub_docs(
self.cluster, def_bucket, sub_doc_gen, doc_op, self.maxttl,
path_create=True,
batch_size=10, process_concurrency=8,
replicate_to=self.replicate_to, persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
# The documents keys for which the update failed
update_failures = len(task.fail.keys())
verification_dict["ops_update"] += \
num_item_start_for_crud - update_failures
if self.is_sync_write_enabled:
verification_dict["sync_write_committed_count"] += \
num_item_start_for_crud - update_failures
# Edit doc_gen template to read the mutated value as well
sub_doc_gen.template = \
sub_doc_gen.template.replace(" }}", ", \"mutated\": \"\" }}")
# Read all the values to validate update operation
task = self.task.async_load_gen_sub_docs(
self.cluster, def_bucket, sub_doc_gen, "read", 0,
batch_size=100, process_concurrency=8,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
# A set of expected values following a read operation
expected_values = {'StateUpdate', 2, 'LastNameUpdate',
'TypeChange', 'CityUpdate', 'FirstNameUpdate'}
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Update failed key", "Value"])
# If the values of attributes does not match the
# expected value, append op to list of failed ops.
for key, value in task.success.items():
if expected_values != set(value["value"]):
op_failed_tbl.add_row([key, value["value"]])
op_failed_tbl.display("Update failed for keys:")
# Expect the non-updated values to match the update failures
self.assertEqual(len(op_failed_tbl.rows), update_failures, "")
elif doc_op == DocLoading.Bucket.SubDocOps.REMOVE:
self.log.info("Performing 'remove' mutation over the sub-docs")
task = self.task.async_load_gen_sub_docs(
self.cluster, def_bucket, sub_doc_gen, doc_op, 0,
batch_size=10, process_concurrency=8,
replicate_to=self.replicate_to, persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
# The number of documents that could not be removed
remove_failures = len(task.fail.keys())
verification_dict["ops_update"] += \
num_item_start_for_crud - remove_failures
if self.is_sync_write_enabled:
verification_dict["sync_write_committed_count"] += \
num_item_start_for_crud - remove_failures
# Edit doc_gen template to read the mutated value as well
sub_doc_gen.template = sub_doc_gen.template \
.replace(" }}", ", \"mutated\": \"\" }}")
# Read all the values to validate update operation
task = self.task.async_load_gen_sub_docs(
self.cluster, def_bucket, sub_doc_gen, "read", 0,
batch_size=100, process_concurrency=8,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Delete failed key", "Value"])
# Collect read operations that failed
for key, value in task.fail.items():
op_failed_tbl.add_row([key, value["error"]])
op_failed_tbl.display("Delete succeeded for keys:")
# Expect the reads to have failed indicating the sub-documents are
# no longer accessible.
self.assertEqual(len(op_failed_tbl.rows),
num_item_start_for_crud, "Delete failed for few keys")
else:
self.log.warning("Unsupported doc_operation")
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets(self.cluster,
self.cluster.buckets)
# Validate verification_dict and validate
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket, self.cluster_util.get_kv_nodes(self.cluster),
vbuckets=self.cluster.vbuckets,
expected_val=verification_dict)
if failed:
self.fail("Cbstat vbucket-details verification failed")
self.log.info("Validating doc_count")
self.bucket_util.verify_stats_all_buckets(self.cluster, self.num_items)
def setUp(self):
super(ConcurrentFailoverTests, self).setUp()
self.log_setup_status(self.__class__.__name__, "started",
self.setUp.__name__)
#######################################################################
# List of params to be used for failover
# self.timeout from AutoFailoverBaseTest
# self.max_count from AutoFailoverBaseTest
# To track the triggered failover events
self.fo_events = 0
# failover_order to be used for failover_order_tests
# Format:
# kv:kv-kv:index_query
# * Iteration marked by '-'
# * Nodes marked by ':'
# * Service within a node denoted by '_' (underscore)
# In the above case,
# - Loop #0 :: 2 KV nodes will be failed
# - Loop #1 :: 1 KV + 1 node running n1ql+index will be failed
self.failover_order = \
self.input.param("failover_order", "kv").split("-")
self.failover_method = \
self.input.param("failover_method", CouchbaseError.STOP_MEMCACHED)
# Failover type determines the order of FO (Auto/Graceful/Hard).
# Length of this should match the len(self.failover_order)
# Example -> auto-graceful-auto
# This expects first set of nodes from failover_order to undergo
# AUTO FO followed by GRACEFUL FO of nodes through API and then
# followed by AUTO FO of 3rd set of nodes as defined by failover_order
self.failover_type = \
self.input.param("failover_type",
CbServer.Failover.Type.AUTO).split("-")
# End of params to be used for failover
#######################################################################
self.load_during_fo = self.input.param("load_during_fo", False)
self.log.info("Updating Auto-failover settings")
self.rest.update_autofailover_settings(enabled=True,
timeout=self.timeout,
maxCount=self.max_count)
# Find the bucket with least replica to check the Auto-FO possibility
self.min_bucket_replica = Bucket.ReplicaNum.THREE
for bucket in self.cluster.buckets:
if bucket.replicaNumber < self.min_bucket_replica:
self.min_bucket_replica = bucket.replicaNumber
# Hold the dict of {node_obj_to_fail: failover_type, ...}
self.nodes_to_fail = None
# To display test execution status
self.test_status_tbl = TableView(self.log.critical)
self.auto_fo_settings_tbl = TableView(self.log.critical)
self.test_status_tbl.set_headers(
["Node", "Services", "Node status", "Failover type"])
self.auto_fo_settings_tbl.set_headers([
"Enabled", "Auto FO count", "Max Events configured",
"Auto FO timeout", "Disk Auto FO", "Disk Auto FO timeout"
])
self.validate_failover_settings(True, self.timeout, 0, self.max_count)
# Init sdk_client_pool if not initialized before
if self.sdk_client_pool is None:
self.init_sdk_pool_object()
CollectionBase.create_sdk_clients(
self.task_manager.number_of_threads, self.cluster.master,
self.cluster.buckets, self.sdk_client_pool,
self.sdk_compression)
# Perform initial collection load
self.__load_initial_collection_data()
self.log_setup_status(self.__class__.__name__, "complete",
self.setUp.__name__)
def test_doc_size(self):
def check_durability_failures():
self.log.error(task.sdk_acked_curd_failed.keys())
self.log.error(task.sdk_exception_crud_succeed.keys())
self.assertTrue(
len(task.sdk_acked_curd_failed) == 0,
"Durability failed for docs: %s" %
task.sdk_acked_curd_failed.keys())
self.assertTrue(
len(task.sdk_exception_crud_succeed) == 0,
"Durability failed for docs: %s" %
task.sdk_acked_curd_failed.keys())
"""
Basic tests for document CRUD operations using JSON docs
"""
doc_op = self.input.param("doc_op", None)
def_bucket = self.bucket_util.buckets[0]
ignore_exceptions = list()
retry_exceptions = list()
# Stat validation reference variables
verification_dict = dict()
ref_val = dict()
ref_val["ops_create"] = 0
ref_val["ops_update"] = 0
ref_val["ops_delete"] = 0
ref_val["rollback_item_count"] = 0
ref_val["sync_write_aborted_count"] = 0
ref_val["sync_write_committed_count"] = 0
one_less_node = self.nodes_init == self.num_replicas
if self.durability_level:
pass
#ignore_exceptions.append(
# "com.couchbase.client.core.error.RequestTimeoutException")
if self.target_vbucket and type(self.target_vbucket) is not list:
self.target_vbucket = [self.target_vbucket]
self.log.info("Creating doc_generator..")
# Load basic docs into bucket
doc_create = doc_generator(self.key,
0,
self.num_items,
doc_size=self.doc_size,
doc_type=self.doc_type,
target_vbucket=self.target_vbucket,
vbuckets=self.vbuckets)
self.log.info("Loading {0} docs into the bucket: {1}".format(
self.num_items, def_bucket))
task = self.task.async_load_gen_docs(
self.cluster,
def_bucket,
doc_create,
"create",
0,
batch_size=self.batch_size,
process_concurrency=self.process_concurrency,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
ryow=self.ryow,
check_persistence=self.check_persistence)
self.task.jython_task_manager.get_task_result(task)
if self.ryow:
check_durability_failures()
# Retry doc_exception code
self.log.info("Validating failed doc's (if any) exceptions")
doc_op_info_dict = dict()
doc_op_info_dict[task] = self.bucket_util.get_doc_op_info_dict(
def_bucket,
"create",
exp=0,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout=self.sdk_timeout,
time_unit="seconds",
ignore_exceptions=ignore_exceptions,
retry_exceptions=retry_exceptions)
self.bucket_util.verify_doc_op_task_exceptions(doc_op_info_dict,
self.cluster)
if len(doc_op_info_dict[task]["unwanted"]["fail"].keys()) != 0:
self.fail("Failures in retry doc CRUDs: {0}".format(
doc_op_info_dict[task]["unwanted"]["fail"]))
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets()
# Update ref_val
ref_val["ops_create"] = self.num_items + len(task.fail.keys())
ref_val["sync_write_committed_count"] = self.num_items
# Validate vbucket stats
verification_dict["ops_create"] = ref_val["ops_create"]
verification_dict["rollback_item_count"] = \
ref_val["rollback_item_count"]
if self.durability_level:
verification_dict["sync_write_aborted_count"] = \
ref_val["sync_write_aborted_count"]
verification_dict["sync_write_committed_count"] = \
ref_val["sync_write_committed_count"]
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket,
self.cluster_util.get_kv_nodes(),
vbuckets=self.vbuckets,
expected_val=verification_dict,
one_less_node=one_less_node)
if failed:
self.fail("Cbstat vbucket-details verification failed")
# Verify initial doc load count
self.log.info("Validating doc_count in buckets")
self.bucket_util.verify_stats_all_buckets(self.num_items)
self.log.info("Creating doc_generator for doc_op")
num_item_start_for_crud = int(self.num_items / 2)
doc_update = doc_generator(self.key,
0,
num_item_start_for_crud,
doc_size=self.doc_size,
doc_type=self.doc_type,
target_vbucket=self.target_vbucket,
vbuckets=self.vbuckets)
expected_num_items = self.num_items
num_of_mutations = 1
if doc_op == "update":
self.log.info("Performing 'update' mutation over the docs")
task = self.task.async_load_gen_docs(
self.cluster,
def_bucket,
doc_update,
"update",
0,
batch_size=self.batch_size,
process_concurrency=self.process_concurrency,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
ryow=self.ryow,
check_persistence=self.check_persistence)
self.task.jython_task_manager.get_task_result(task)
ref_val["ops_update"] = (doc_update.end - doc_update.start +
len(task.fail.keys()))
if self.durability_level:
ref_val["sync_write_committed_count"] += \
(doc_update.end - doc_update.start)
if self.ryow:
check_durability_failures()
# Read all the values to validate update operation
task = self.task.async_load_gen_docs(
self.cluster,
def_bucket,
doc_update,
"read",
0,
batch_size=self.batch_size,
process_concurrency=self.process_concurrency,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Update failed key", "CAS", "Value"])
for key, value in task.success.items():
if json.loads(str(value["value"]))["mutated"] != 1:
op_failed_tbl.add_row([key, value["cas"], value["value"]])
op_failed_tbl.display("Update failed for keys:")
if len(op_failed_tbl.rows) != 0:
self.fail("Update failed for few keys")
elif doc_op == "delete":
self.log.info("Performing 'delete' mutation over the docs")
task = self.task.async_load_gen_docs(
self.cluster,
def_bucket,
doc_update,
"delete",
0,
batch_size=self.batch_size,
process_concurrency=self.process_concurrency,
replicate_to=self.replicate_to,
persist_to=self.persist_to,
durability=self.durability_level,
timeout_secs=self.sdk_timeout,
ryow=self.ryow,
check_persistence=self.check_persistence)
self.task.jython_task_manager.get_task_result(task)
expected_num_items = self.num_items \
- (self.num_items - num_item_start_for_crud)
ref_val["ops_delete"] = (doc_update.end - doc_update.start +
len(task.fail.keys()))
if self.durability_level:
ref_val["sync_write_committed_count"] += \
(doc_update.end - doc_update.start)
if self.ryow:
check_durability_failures()
# Read all the values to validate update operation
task = self.task.async_load_gen_docs(self.cluster,
def_bucket,
doc_update,
"read",
0,
batch_size=10,
process_concurrency=8,
timeout_secs=self.sdk_timeout)
self.task.jython_task_manager.get_task_result(task)
op_failed_tbl = TableView(self.log.error)
op_failed_tbl.set_headers(["Delete failed key", "CAS", "Value"])
for key, value in task.success.items():
op_failed_tbl.add_row([key, value["cas"], value["value"]])
op_failed_tbl.display("Delete failed for keys:")
if len(op_failed_tbl.rows) != 0:
self.fail("Delete failed for few keys")
else:
self.log.warning("Unsupported doc_operation")
self.log.info("Wait for ep_all_items_remaining to become '0'")
self.bucket_util._wait_for_stats_all_buckets()
# Validate vbucket stats
verification_dict["ops_create"] = ref_val["ops_create"]
verification_dict["ops_update"] = ref_val["ops_update"]
verification_dict["ops_delete"] = ref_val["ops_delete"]
verification_dict["rollback_item_count"] = \
ref_val["rollback_item_count"]
if self.durability_level:
verification_dict["sync_write_aborted_count"] = \
ref_val["sync_write_aborted_count"]
verification_dict["sync_write_committed_count"] = \
ref_val["sync_write_committed_count"]
failed = self.durability_helper.verify_vbucket_details_stats(
def_bucket,
self.cluster_util.get_kv_nodes(),
vbuckets=self.vbuckets,
expected_val=verification_dict,
one_less_node=one_less_node)
if failed:
self.fail("Cbstat vbucket-details verification failed")
self.log.info("Validating doc_count")
self.bucket_util.verify_stats_all_buckets(expected_num_items)
"Observer Design Pattern Concept" from data_model import DataModel from data_controller import DataController from pie_graph_view import PieGraphView from bar_graph_view import BarGraphView from table_view import TableView # A local data view that the hypothetical external controller updates DATA_MODEL = DataModel() # Add some visualisation that use the dataview PIE_GRAPH_VIEW = PieGraphView(DATA_MODEL) BAR_GRAPH_VIEW = BarGraphView(DATA_MODEL) TABLE_VIEW = TableView(DATA_MODEL) # A hypothetical data controller running in a different process DATA_CONTROLLER = DataController() # The hypothetical external data controller updates some data DATA_CONTROLLER.notify([1, 2, 3]) # Client now removes a local BAR_GRAPH BAR_GRAPH_VIEW.delete() # The hypothetical external data controller updates the data again DATA_CONTROLLER.notify([4, 5, 6])
