402 lines
19 KiB
Python
402 lines
19 KiB
Python
from enum import Enum
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import requests
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import sys
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import time
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# Use the util.py library from ../cql-pytest:
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sys.path.insert(1, sys.path[0] + '/test/cql-pytest')
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from util import new_test_table, new_test_keyspace
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from rest_util import new_test_module, new_test_task, set_tmp_task_ttl, ThreadWrapper, scylla_inject_error
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from task_manager_utils import check_field_correctness, check_status_correctness, assert_task_does_not_exist, list_modules, get_task_status, list_tasks, get_task_status_recursively, wait_for_task, drain_module_tasks, abort_task
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long_time = 1000000000
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def check_sequence_number(rest_api, task_id, expected):
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status = get_task_status(rest_api, task_id)
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check_field_correctness("sequence_number", status, { "sequence_number": expected })
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def test_task_manager_modules(rest_api):
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with new_test_module(rest_api):
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modules = list_modules(rest_api)
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assert "test" in modules, "test module was not listed"
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def test_task_manager_tasks(rest_api):
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with new_test_module(rest_api):
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args0 = { "shard": 0, "keyspace": "keyspace0", "table": "table0"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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args1 = { "shard": 1, "keyspace": "keyspace0", "table": "table1"}
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with new_test_task(rest_api, args1) as task1:
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print(f"created test task {task1}")
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tasks = [task0, task1]
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for task in list_tasks(rest_api, "test"):
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task_id = task["task_id"]
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assert task_id in tasks, f"Unrecognized task_id={task_id}"
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tasks.remove(task_id)
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assert not tasks, f"list_module_tasks did not return all tasks. remaining={tasks}"
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def test_task_manager_status_running(rest_api):
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with new_test_module(rest_api):
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args0 = { "keyspace": "keyspace0", "table": "table0"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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status = get_task_status(rest_api, task0)
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check_status_correctness(status, { "id": task0, "state": "running", "sequence_number": 1, "keyspace": "keyspace0", "table": "table0" })
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tasks = list_tasks(rest_api, "test")
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assert tasks, "task_status unregistered task that did not finish"
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def test_task_manager_status_done(rest_api):
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with new_test_module(rest_api):
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args0 = { "keyspace": "keyspace0", "table": "table0"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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with set_tmp_task_ttl(rest_api, long_time):
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resp = rest_api.send("POST", f"task_manager_test/finish_test_task/{task0}")
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resp.raise_for_status()
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status = get_task_status(rest_api, task0)
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check_status_correctness(status, { "id": task0, "state": "done", "sequence_number": 1, "keyspace": "keyspace0", "table": "table0" })
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assert_task_does_not_exist(rest_api, task0)
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def test_task_manager_status_failed(rest_api):
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with new_test_module(rest_api):
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args0 = { "keyspace": "keyspace0", "table": "table0"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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with set_tmp_task_ttl(rest_api, long_time):
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resp = rest_api.send("POST", f"task_manager_test/finish_test_task/{task0}", { "error": "Test task failed" })
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resp.raise_for_status()
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status = get_task_status(rest_api, task0)
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check_status_correctness(status, { "id": task0, "state": "failed", "error": "Test task failed", "sequence_number": 1, "keyspace": "keyspace0", "table": "table0" })
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assert_task_does_not_exist(rest_api, task0)
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def test_task_manager_not_abortable(rest_api):
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with new_test_module(rest_api):
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args0 = { "keyspace": "keyspace0", "table": "table0"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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resp = rest_api.send("POST", f"task_manager/abort_task/{task0}")
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assert resp.status_code == requests.codes.internal_server_error, "Aborted unabortable task"
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def wait_and_check_status(rest_api, id, sequence_number, keyspace, table):
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status = wait_for_task(rest_api, id)
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check_status_correctness(status, { "id": id, "state": "done", "sequence_number": sequence_number, "keyspace": keyspace, "table": table })
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def test_task_manager_wait(rest_api):
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with new_test_module(rest_api):
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keyspace = "keyspace0"
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table = "table0"
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args0 = { "keyspace": keyspace, "table": table }
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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x = ThreadWrapper(target=wait_and_check_status, args=(rest_api, task0, 1, keyspace, table,))
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x.start()
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time.sleep(2) # Thread x should wait until finish_test_task.
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assert x.is_alive, "task_manager/wait_task does not wait for task to be complete"
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resp = rest_api.send("POST", f"task_manager_test/finish_test_task/{task0}")
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resp.raise_for_status()
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x.join()
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assert_task_does_not_exist(rest_api, task0)
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def test_task_manager_ttl(rest_api):
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with new_test_module(rest_api):
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args0 = {"keyspace": "keyspace0", "table": "table0"}
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args1 = {"keyspace": "keyspace0", "table": "table0", "shard": "1"}
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with new_test_task(rest_api, args0) as task0:
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print(f"created test task {task0}")
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with new_test_task(rest_api, args1) as task1:
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print(f"created test task {task1}")
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ttl = 2
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with set_tmp_task_ttl(rest_api, ttl):
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resp = rest_api.send("POST", f"task_manager_test/finish_test_task/{task0}")
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resp.raise_for_status()
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resp = rest_api.send("POST", f"task_manager_test/finish_test_task/{task1}")
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resp.raise_for_status()
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time.sleep(ttl + 1)
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assert_task_does_not_exist(rest_api, task0)
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assert_task_does_not_exist(rest_api, task1)
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def test_task_manager_sequence_number(rest_api):
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with new_test_module(rest_api):
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args0 = { "shard": 0 } # sequence_number == 1
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args1 = { "shard": 0 } # sequence_number == 2
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with new_test_task(rest_api, args0) as task0:
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with new_test_task(rest_api, args1) as task1:
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args2 = { "shard": 0, "parent_id": task0 } # sequence_number == 1
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args3 = { "shard": 1, "parent_id": task1 } # sequence_number == 2
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args4 = { "shard": 1 } # sequence_number == 1
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with new_test_task(rest_api, args2) as task2:
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with new_test_task(rest_api, args3) as task3:
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with new_test_task(rest_api, args4) as task4:
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check_sequence_number(rest_api, task0, 1)
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check_sequence_number(rest_api, task1, 2)
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check_sequence_number(rest_api, task2, 1)
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check_sequence_number(rest_api, task3, 2)
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check_sequence_number(rest_api, task4, 1)
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def test_task_manager_recursive_status(rest_api):
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with new_test_module(rest_api):
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args0 = {"keyspace": "keyspace0"}
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with new_test_task(rest_api, args0) as task0: # parent
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print(f"created test task {task0}")
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args1 = {"keyspace": "keyspace0", "parent_id": f"{task0}"}
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with new_test_task(rest_api, args1) as task1: # child1
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print(f"created test task {task1}")
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args2 = {"keyspace": "keyspace0", "parent_id": f"{task1}"}
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with new_test_task(rest_api, args2) as task2: # child1 of child1
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print(f"created test task {task2}")
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with new_test_task(rest_api, args1) as task3: # child2
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print(f"created test task {task3}")
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tasks = get_task_status_recursively(rest_api, task0)
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check_field_correctness("id", tasks[0], { "id" : f"{task0}" })
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check_field_correctness("id", tasks[1], { "id" : f"{task1}" })
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check_field_correctness("id", tasks[2], { "id" : f"{task3}" })
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check_field_correctness("id", tasks[3], { "id" : f"{task2}" })
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def test_module_not_exists(rest_api):
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module_name = "module_that_does_not_exist"
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resp = rest_api.send("GET", f"task_manager/list_module_tasks/{module_name}", )
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assert resp.status_code == requests.codes.bad_request, f"Invalid response status code: {resp.status_code}"
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class State(Enum):
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RUNNING = "running"
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DONE = "done"
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FAILED = "failed"
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NONE = "none"
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# A class for testing task tree folding.
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#
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# The tasks are formed into a complete binary tree. The tree is kept in a list, such that i-th element
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# of the list corresponds to i-th element in BFS order from root. All methods which get list of values
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# for each tree node are expected to be in the same format.
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#
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# Example of indices for height = 4:
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#
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# 0
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# 1 2
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# 3 4 5 6
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# 7 8 9 10 11 12 13 14
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#
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class TaskBinaryTree():
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def __init__(self, rest_api, height: int):
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self.rest_api = rest_api
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self.tree = [self._new_task()]
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for i in range(1, pow(2, height) - 1):
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self.tree.append(self._new_task({ "parent_id": self.tree[(i - 1) // 2]}))
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def _new_task(self, args={}):
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resp = self.rest_api.send("POST", "task_manager_test/test_task", args)
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resp.raise_for_status()
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return resp.json()
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def get_nodes_number(self):
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return len(self.tree)
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def finish_all_tasks(self, failure_pattern: list[bool]):
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assert len(self.tree) == len(failure_pattern), "Incorrect pattern"
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for i in range(len(self.tree) - 1, -1, -1):
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if failure_pattern[i]:
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resp = self.rest_api.send("POST", f"task_manager_test/finish_test_task/{self.tree[i]}", { "error": "x" })
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resp.raise_for_status()
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else:
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resp = self.rest_api.send("POST", f"task_manager_test/finish_test_task/{self.tree[i]}")
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resp.raise_for_status()
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def get_status_tree(self):
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return get_task_status_recursively(self.rest_api, self.tree[0])
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def check_status_tree(self, status_tree, expected_states: list[State]):
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assert len(self.tree) == len(expected_states), "Incorrect tree size"
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assert len(status_tree) == len([s for s in expected_states if s != State.NONE]), "Incorrect tree nodes number"
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for i in range(len(self.tree)):
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if expected_states[i] != State.NONE:
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statuses = [s for s in status_tree if s["id"] == self.tree[i]]
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assert len(statuses) == 1
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status = statuses[0]
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assert expected_states[i].value == status["state"]
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def __del__(self):
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for task_id in self.tree:
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self.rest_api.send("DELETE", "task_manager_test/test_task", { "task_id": task_id })
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def make_expected_states(failures_indexes, successes_indexes, nodes_num):
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expected_states = [State.NONE for _ in range(nodes_num)]
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for i in failures_indexes:
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assert i < nodes_num
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expected_states[i] = State.FAILED
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for i in successes_indexes:
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assert i < nodes_num
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assert expected_states[i] == State.NONE, "Index marked as both failed and succeed"
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expected_states[i] = State.DONE
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return expected_states
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# o o
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# o o -> o o
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# o o o o
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# o o o o o o o o
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#
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def task_folding1(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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status_tree_running = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_running, [State.RUNNING for _ in range(task_tree.get_nodes_number())])
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success_pattern = [False for _ in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(success_pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[], successes_indexes=[0, 1, 2], nodes_num=task_tree.get_nodes_number()))
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# o o
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# o o -> o o
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# o o o o o
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# x o o o o o o o x
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#
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def task_folding2(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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pattern = [i == 7 for i in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[7], successes_indexes=[0, 1, 2, 3], nodes_num=task_tree.get_nodes_number()))
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# o o
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# o o -> o o
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# x o o o x
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# o o o o o o o o
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#
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def task_folding3(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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pattern = [i == 3 for i in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[3], successes_indexes=[0, 1, 2], nodes_num=task_tree.get_nodes_number()))
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# o o
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# o o -> o o
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# x o o o x
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# x o o o o o o o x
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#
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def task_folding4(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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pattern = [i == 3 or i == 7 for i in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[3, 7], successes_indexes=[0, 1, 2], nodes_num=task_tree.get_nodes_number()))
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# x x
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# x o -> x o
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# x o o o x
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# x o o o o o o o x
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#
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def task_folding5(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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pattern = [i in [0, 1, 3, 7] for i in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[0, 1, 3, 7], successes_indexes=[2], nodes_num=task_tree.get_nodes_number()))
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# The actual tree and tree after folding. o means that a task finished successfully, x - that it failed.
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#
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# o o
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# x o -> x o
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# o o x o x
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# o o o o o x o o x
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#
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def task_folding6(rest_api):
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tree_height = 4
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task_tree = TaskBinaryTree(rest_api, tree_height)
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pattern = [i in [1, 5, 12] for i in range(task_tree.get_nodes_number())]
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task_tree.finish_all_tasks(pattern)
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status_tree_done = task_tree.get_status_tree()
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task_tree.check_status_tree(status_tree_done, make_expected_states(failures_indexes=[1, 5, 12], successes_indexes=[0, 2], nodes_num=task_tree.get_nodes_number()))
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# Checks whether finished children fold into parents as expected.
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def test_task_folding(rest_api):
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with new_test_module(rest_api):
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with set_tmp_task_ttl(rest_api, long_time):
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task_folding1(rest_api)
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task_folding2(rest_api)
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task_folding3(rest_api)
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task_folding4(rest_api)
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task_folding5(rest_api)
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task_folding6(rest_api)
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def test_abort_on_unregistered_task(cql, this_dc, rest_api):
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module_name = "compaction"
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drain_module_tasks(rest_api, module_name)
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with set_tmp_task_ttl(rest_api, long_time):
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with new_test_keyspace(cql, f"WITH REPLICATION = {{ 'class' : 'NetworkTopologyStrategy', '{this_dc}' : 1 }}") as keyspace:
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schema = 'p int, v text, primary key (p)'
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with new_test_table(cql, keyspace, schema) as t0:
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stmt = cql.prepare(f"INSERT INTO {t0} (p, v) VALUES (?, ?)")
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cql.execute(stmt, [0, 'hello'])
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cql.execute(stmt, [1, 'world'])
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compaction_injection = "compaction_major_keyspace_compaction_task_impl_run"
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abort_injection = "tasks_abort_children"
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with scylla_inject_error(rest_api, compaction_injection, True): # Stops running compaction.
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with scylla_inject_error(rest_api, abort_injection, True): # Stops task abort.
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# Start compaction.
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resp = rest_api.send("POST", f"tasks/compaction/keyspace_compaction/{keyspace}")
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resp.raise_for_status()
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task_id = resp.json()
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# Abort compaction.
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abort_task(rest_api, task_id)
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# Resume compaction.
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resp = rest_api.send("POST", f"v2/error_injection/injection/{compaction_injection}/message")
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resp.raise_for_status()
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# Wait until compaction is done and unregister the task.
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wait_for_task(rest_api, task_id)
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get_task_status(rest_api, task_id)
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# Resume abort.
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resp = rest_api.send("POST", f"v2/error_injection/injection/{abort_injection}/message")
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resp.raise_for_status()
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drain_module_tasks(rest_api, module_name)
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