[hbase] branch branch-1.0 updated: Add flaky-test directory to fix the jenkins pipeline job

[zh...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

zhangduo pushed a commit to branch branch-1.0
in repository https://gitbox.apache.org/repos/asf/hbase.git


The following commit(s) were added to refs/heads/branch-1.0 by this push:
     new 156a900  Add flaky-test directory to fix the jenkins pipeline job
156a900 is described below

commit 156a900eec5e53ff33ad77f2de0714f52f7d1fa6
Author: Duo Zhang <zh...@apache.org>
AuthorDate: Fri Aug 16 09:53:15 2019 +0800

    Add flaky-test directory to fix the jenkins pipeline job
---
 dev-support/flaky-tests/findHangingTests.py | 115 ++++++++++++++++++++++++++++
 1 file changed, 115 insertions(+)

diff --git a/dev-support/flaky-tests/findHangingTests.py b/dev-support/flaky-tests/findHangingTests.py
new file mode 100755
index 0000000..328516e
--- /dev/null
+++ b/dev-support/flaky-tests/findHangingTests.py
@@ -0,0 +1,115 @@
+#!/usr/bin/env python
+##
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# pylint: disable=invalid-name
+# To disable 'invalid constant name' warnings.
+
+"""
+# Script to find hanging test from Jenkins build output
+# usage: ./findHangingTests.py <url of Jenkins build console>
+"""
+
+import re
+import sys
+import requests
+
+# If any of these strings appear in the console output, it's a build one should probably ignore
+# for analyzing failed/hanging tests.
+BAD_RUN_STRINGS = [
+    "Slave went offline during the build",  # Machine went down, can't do anything about it.
+    "The forked VM terminated without properly saying goodbye",  # JVM crashed.
+]
+
+
+def get_bad_tests(console_url):
+    """
+    Returns [[all tests], [failed tests], [timeout tests], [hanging tests]] if successfully gets
+    the build information.
+    If there is error getting console text or if there are blacklisted strings in console text,
+    then returns None.
+    """
+    response = requests.get(console_url)
+    if response.status_code != 200:
+        print "Error getting consoleText. Response = {} {}".format(
+            response.status_code, response.reason)
+        return
+
+    # All tests: All testcases which were run.
+    # Hanging test: A testcase which started but never finished.
+    # Failed test: Testcase which encountered any kind of failure. It can be failing atomic tests,
+    #   timed out tests, etc
+    # Timeout test: A Testcase which encountered timeout. Naturally, all timeout tests will be
+    #   included in failed tests.
+    all_tests_set = set()
+    hanging_tests_set = set()
+    failed_tests_set = set()
+    timeout_tests_set = set()
+    for line in response.content.splitlines():
+        result1 = re.findall("Running org.apache.hadoop.hbase.(.*)", line)
+        if len(result1) == 1:
+            test_case = result1[0]
+            if test_case in all_tests_set:
+                print ("ERROR! Multiple tests with same name '{}'. Might get wrong results "
+                       "for this test.".format(test_case))
+            else:
+                hanging_tests_set.add(test_case)
+                all_tests_set.add(test_case)
+        result2 = re.findall("Tests run:.*?- in org.apache.hadoop.hbase.(.*)", line)
+        if len(result2) == 1:
+            test_case = result2[0]
+            if "FAILURE!" in line:
+                failed_tests_set.add(test_case)
+            if test_case not in hanging_tests_set:
+                print ("ERROR! No test '{}' found in hanging_tests. Might get wrong results "
+                       "for this test. This may also happen if maven is set to retry failing "
+                       "tests.".format(test_case))
+            else:
+                hanging_tests_set.remove(test_case)
+        result3 = re.match("^\\s+(\\w*).*\\sTestTimedOut", line)
+        if result3:
+            test_case = result3.group(1)
+            timeout_tests_set.add(test_case)
+        for bad_string in BAD_RUN_STRINGS:
+            if re.match(".*" + bad_string + ".*", line):
+                print "Bad string found in build:\n > {}".format(line)
+    print "Result > total tests: {:4}   failed : {:4}  timedout : {:4}  hanging : {:4}".format(
+        len(all_tests_set), len(failed_tests_set), len(timeout_tests_set), len(hanging_tests_set))
+    return [all_tests_set, failed_tests_set, timeout_tests_set, hanging_tests_set]
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print "ERROR : Provide the jenkins job console URL as the only argument."
+        sys.exit(1)
+
+    print "Fetching {}".format(sys.argv[1])
+    result = get_bad_tests(sys.argv[1])
+    if not result:
+        sys.exit(1)
+    [all_tests, failed_tests, timedout_tests, hanging_tests] = result
+
+    print "Found {} hanging tests:".format(len(hanging_tests))
+    for test in hanging_tests:
+        print test
+    print "\n"
+    print "Found {} failed tests of which {} timed out:".format(
+        len(failed_tests), len(timedout_tests))
+    for test in failed_tests:
+        print "{0} {1}".format(test, ("(Timed Out)" if test in timedout_tests else ""))
+
+    print ("\nA test may have had 0 or more atomic test failures before it timed out. So a "
+           "'Timed Out' test may have other errors too.")