123 lines
4.2 KiB
Python
123 lines
4.2 KiB
Python
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#!/usr/bin/python3
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import argparse
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import os
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import time
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import random
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import subprocess
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import sys
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SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))
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PROJECT_DIR = os.path.normpath(os.path.join(SCRIPT_DIR, "..", "..", "..", ".."))
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# append parent directory
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sys.path.append(os.path.join(SCRIPT_DIR, ".."))
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from ha_test import HaTestBase
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class HaIndexTest(HaTestBase):
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def execute_step(self, step, property_value=None, expected_status=None,
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expected_result=None):
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if step == "create":
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print("Executing create query")
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client = subprocess.Popen([self.tester_binary, "--step", "create",
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"--cluster_size", str(self.cluster_size)])
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elif step == "drop":
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print("Executing drop query")
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client = subprocess.Popen([self.tester_binary, "--step", "drop",
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"--cluster_size", str(self.cluster_size)])
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elif step == "add_node":
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print("Executing add_node query ")
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client = subprocess.Popen([self.tester_binary, "--step", "add_node",
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"--cluster_size", str(self.cluster_size), "--expected_status",
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str(expected_status), "--property_value", str(property_value)])
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elif step == "check":
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print("Executing check query")
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client = subprocess.Popen([self.tester_binary, "--step", "check",
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"--cluster_size", str(self.cluster_size), "--expected_result",
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str(expected_result)])
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else:
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raise ValueError("Invalid step argument: " + step)
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# Check what happened with query execution.
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try:
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code = client.wait(timeout=30)
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except subprocess.TimeoutExpired as e:
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print("HA client timed out!")
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client.kill()
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return 1
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return code
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def execute(self):
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self.start_cluster()
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num_nodes = 1
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assert self.execute_step("add_node", expected_status=0, \
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property_value=num_nodes) == 0, \
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"Error while executing add_node query"
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assert self.execute_step("create") == 0, \
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"Error while executing create query"
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assert self.execute_step("check", expected_result=num_nodes) == 0, \
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"Error while executing check query"
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for i in range(self.cluster_size):
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# Kill worker.
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print("Killing worker {}".format(i))
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self.kill_worker(i)
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assert self.execute_step("add_node", expected_status=1, \
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property_value=num_nodes) == 0, \
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"Error while executing add_node query"
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assert self.execute_step("add_node", expected_status=0, \
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property_value=num_nodes + 1) == 0, \
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"Error while executing add_node query"
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num_nodes += 1
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# Bring worker back to life.
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print("Starting worker {}".format(i))
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self.start_worker(i)
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assert self.execute_step("drop") == 0, \
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"Error while executing drop query"
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assert self.execute_step("check", expected_result=num_nodes) == 0, \
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"Error while executing check query"
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def find_correct_path(path):
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f = os.path.join(PROJECT_DIR, "build", path)
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if not os.path.exists(f):
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f = os.path.join(PROJECT_DIR, "build_debug", path)
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return f
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if __name__ == "__main__":
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memgraph_binary = find_correct_path("memgraph_ha")
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tester_binary = find_correct_path(os.path.join("tests", "integration", "ha",
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"constraints", "tester"))
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raft_config_file = os.path.join(PROJECT_DIR, "tests", "integration", "ha",
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"constraints", "raft.json")
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parser = argparse.ArgumentParser()
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parser.add_argument("--memgraph", default=memgraph_binary)
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parser.add_argument("--raft_config_file", default=raft_config_file)
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args = parser.parse_args()
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for cluster_size in [3, 5]:
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print("\033[1;36m~~ Executing test with cluster size: %d~~\033[0m" % (cluster_size))
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HaIndexTest(
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args.memgraph, tester_binary, args.raft_config_file, cluster_size)
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print("\033[1;32m~~ The test finished successfully ~~\033[0m")
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sys.exit(0)
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