Add test/test_owners.csv, for automatic assignment of test failures.

hack/update_owners.py

@@ -0,0 +1,136 @@
+#!/usr/bin/env python
+
+# Copyright 2016 The Kubernetes Authors.
+#
+# Licensed 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.
+
+import collections
+import csv
+import re
+import json
+import os
+import random
+import sys
+import time
+import urllib2
+import zlib
+
+BASE_DIR = os.path.dirname(os.path.abspath(__file__))
+OWNERS_PATH = os.path.abspath(
+    os.path.join(BASE_DIR, '..', 'test', 'test_owners.csv'))
+GCS_URL_BASE = 'https://storage.googleapis.com/kubernetes-test-history/'
+SKIP_MAINTAINERS = {
+    'aronchick', 'bgrant0607-nocc', 'goltermann', 'sarahnovotny'}
+
+def get_test_history():
+    url = time.strftime(GCS_URL_BASE + 'logs/%Y-%m-%d.json')
+    resp = urllib2.urlopen(url)
+    content = resp.read()
+    if resp.headers.get('content-encoding') == 'gzip':
+        content = zlib.decompress(content, 15 | 16)
+    return json.loads(content)
+
+
+def normalize(name):
+    name = re.sub(r'\[.*?\]|\{.*?\}', '', name)
+    name = re.sub(r'\s+', ' ', name)
+    return name.strip()
+
+
+def load_owners(fname):
+    owners = {}
+    with open(fname) as f:
+        for n, (name, owner, random_assignment) in enumerate(csv.reader(f)):
+            if n == 0:
+                continue  # header
+            owners[normalize(name)] = (owner, int(random_assignment))
+        return owners
+
+
+def write_owners(fname, owners):
+    with open(fname, 'w') as f:
+        out = csv.writer(f, lineterminator='\n')
+        out.writerow(['name', 'owner', 'auto-assigned'])
+        for name, (owner, random_assignment) in sorted(owners.items()):
+            out.writerow([name, owner, int(random_assignment)])
+
+
+def get_maintainers():
+    # Github doesn't seem to support team membership listing without a key with
+    # org admin privileges. Instead, we do it manually:
+    # Open https://github.com/orgs/kubernetes/teams/kubernetes-maintainers
+    # Run this in the js console:
+    # [].slice.call(document.querySelectorAll('.team-member-username a')).map(
+    #     e => e.textContent.trim())
+    ret = {"a-robinson", "alex-mohr", "amygdala", "andyzheng0831", "apelisse",
+        "aronchick", "ArtfulCoder", "bgrant0607", "bgrant0607-nocc",
+        "bprashanth", "brendandburns", "caesarxuchao", "childsb", "cjcullen",
+        "david-mcmahon", "davidopp", "dchen1107", "deads2k", "derekwaynecarr",
+        "dubstack", "eparis", "erictune", "fabioy", "fejta", "fgrzadkowski",
+        "freehan", "ghodss", "girishkalele", "gmarek", "goltermann",
+        "grodrigues3", "hurf", "ingvagabund", "ixdy",
+        "jackgr", "janetkuo", "jbeda", "jdef", "jingxu97", "jlowdermilk",
+        "jsafrane", "jszczepkowski", "justinsb", "kargakis", "karlkfi",
+        "kelseyhightower", "kevin-wangzefeng", "krousey", "lavalamp",
+        "liggitt", "luxas", "madhusudancs", "maisem", "mansoorj", "matchstick",
+        "mikedanese", "mml", "mtaufen", "mwielgus", "ncdc", "nikhiljindal",
+        "piosz", "pmorie", "pwittrock", "Q-Lee", "quinton-hoole", "Random-Liu",
+        "rmmh", "roberthbailey", "ronnielai", "saad-ali", "sarahnovotny",
+        "smarterclayton", "soltysh", "spxtr", "sttts", "swagiaal", "thockin",
+        "timothysc", "timstclair", "tmrts", "vishh", "vulpecula", "wojtek-t",
+        "xiang90", "yifan-gu", "yujuhong", "zmerlynn"}
+    return sorted(ret - SKIP_MAINTAINERS)
+
+
+def main():
+    test_history = get_test_history()
+    test_names = sorted(set(map(normalize, test_history['test_names'])))
+    owners = load_owners(OWNERS_PATH)
+
+    outdated_tests = sorted(set(owners) - set(test_names))
+    new_tests = sorted(set(test_names) - set(owners))
+    maintainers = get_maintainers()
+
+    print '# OUTDATED TESTS (%d):' % len(outdated_tests)
+    print  '\n'.join(outdated_tests)
+    print '# NEW TESTS (%d):' % len(new_tests)
+    print  '\n'.join(new_tests)
+
+    for name in outdated_tests:
+        owners.pop(name)
+
+    print '# UNEXPECTED MAINTAINERS ',
+    print '(randomly assigned, but not in kubernetes-maintainers)'
+    for name, (owner, random_assignment) in sorted(owners.iteritems()):
+        if random_assignment and owner not in maintainers:
+            print '%-16s %s' % (owner, name)
+            owners.pop(name)
+    print
+
+    owner_counts = collections.Counter(
+        owner for name, (owner, random) in owners.iteritems()
+        if owner in maintainers)
+    for test_name in set(test_names) - set(owners):
+        new_owner, _count = random.choice(owner_counts.most_common()[-4:])
+        owner_counts[new_owner] += 1
+        owners[test_name] = (new_owner, True)
+
+    print '# Tests per maintainer:'
+    for owner, count in owner_counts.most_common():
+        print '%-20s %3d' % (owner, count)
+
+    write_owners(OWNERS_PATH + '.new', owners)
+
+
+if __name__ == '__main__':
+    main()

test/.gitattributes

@@ -0,0 +1 @@
+test_owners.csv merge=union