Remove beta versioning etl (#160)

It's currently broken and will be unneeded once we deploy a version
of telemetry-streaming which captures the display version
(see: mozilla/telemetry-streaming#83).

missioncontrol/etl/measure.py

@@ -14,9 +14,8 @@ from .schema import (CHANNELS,
                      TELEMETRY_PLATFORM_MAPPING,
                      get_measure_cache_key,
                      get_measure_summary_cache_key)
-from .versions import (VersionNotFoundError,
-                       get_current_firefox_version,
-                       get_version_string_from_buildid)
+from .versions import get_current_firefox_version
+
 
 logger = logging.getLogger(__name__)
 
@@ -101,17 +100,6 @@ def update_measure(platform_name, channel_name, measure_name):
         if buildstamp < window_start - channel['update_interval']:
             continue
         if not data.get(build_id):
-            # if we are on beta, try to get a more precise version (the version
-            # submitted to telemetry does not incorporate the beta number)
-            if channel_name == 'beta':
-                try:
-                    version = get_version_string_from_buildid(channel_name, build_id)
-                except VersionNotFoundError:
-                    # for now let's just warn if we can't find a version (most
-                    # likely cause is invalid telemetry data being
-                    # submitted on the beta channel)
-                    logger.warning("Unable to get version info for %s/%s",
-                                   channel_name, build_id)
             data[build_id] = {'version': version, 'data': []}
         data[build_id]['data'].append((window_start, measure_count, usage_hours))
 

missioncontrol/etl/versions.py

@@ -1,15 +1,10 @@
 import requests
 from django.core.cache import cache
 
-from missioncontrol.settings import (BUILD_HUB_URL,
-                                     FIREFOX_VERSION_CACHE_TIMEOUT,
+from missioncontrol.settings import (FIREFOX_VERSION_CACHE_TIMEOUT,
                                      FIREFOX_VERSION_URL)
 
 
-class VersionNotFoundError(Exception):
-    pass
-
-
 def get_firefox_versions():
     firefox_versions = cache.get('firefox_versions')
     if firefox_versions:
@@ -31,33 +26,3 @@ def get_firefox_versions():
 
 def get_current_firefox_version(channel_name):
     return get_firefox_versions()[channel_name]
-
-
-def _get_buildhub_url(channel, buildid):
-    return '{base_url}?_limit=1&build.id=%22{buildid}%22&' \
-        'target.channel={channel}&source.product=firefox'.format(
-            base_url=BUILD_HUB_URL, buildid=buildid, channel=channel)
-
-
-def _get_version_string_cache_key(channel, buildid):
-    return '-'.join([channel, buildid])
-
-
-def get_version_string_from_buildid(channel, buildid):
-    '''
-    Utility function for getting a human-readable version string based
-    on a buildid and channel. Generally only needed for beta (where
-    the version doesn't specify the beta number)
-    '''
-    cache_key = _get_version_string_cache_key(channel, buildid)
-    version = cache.get(cache_key)
-    if version is None:
-        r = requests.get(_get_buildhub_url(channel, buildid))
-        data = r.json()
-        if not data.get('data'):
-            raise VersionNotFoundError(
-                'No version for channel {channel} / buildid {buildid}'.format(
-                    channel=channel, buildid=buildid))
-        version = data['data'][0]['target']['version']
-        cache.set(cache_key, version)
-    return version

missioncontrol/settings.py

@@ -311,8 +311,6 @@ LOGGING = {
 FIREFOX_VERSION_URL = 'https://product-details.mozilla.org/1.0/firefox_versions.json'
 FIREFOX_VERSION_CACHE_TIMEOUT = 300
 
-BUILD_HUB_URL = 'https://kinto-ota.dev.mozaws.net/v1/buckets/build-hub/collections/releases/records'
-
 DATA_EXPIRY_INTERVAL = timedelta(days=30)
 MIN_CLIENT_COUNT = 100  # minimum number of client submissions for aggregate to be used
 MEASURE_SUMMARY_SAMPLING_INTERVAL = timedelta(days=1)

tests/test_etl_measure.py

@@ -4,9 +4,7 @@ import pytest
 from freezegun import freeze_time
 from django.core.cache import cache
 
-from missioncontrol.etl.schema import (get_measure_cache_key,
-                                       get_measure_summary_cache_key)
-from missioncontrol.etl.versions import _get_buildhub_url
+from missioncontrol.etl.schema import get_measure_cache_key
 
 
 @pytest.fixture
@@ -66,37 +64,6 @@ def test_update_measure_with_initial_data(prepopulated_version_cache,
     }
 
 
-@freeze_time('2017-07-01 13:00')
-def test_update_measure_on_beta(responses, prepopulated_version_cache,
-                                mock_raw_query, mock_raw_query_data,
-                                base_datapoint_time):
-    from missioncontrol.etl.measure import update_measure
-    (channel, buildid, expected_version) = ('beta', '20170629075044', '55.0b6')
-    responses.add(responses.GET, _get_buildhub_url(channel, buildid),
-                  json={'data': [{'target': {'version': expected_version}}]})
-
-    update_measure('windows', 'beta', 'main_crashes')
-    assert cache.get(get_measure_cache_key('windows', 'beta', 'main_crashes')) == {
-        '20170629075044': {
-            'version': expected_version,
-            'data': sorted([(d[0], d[3], d[4]) for d in mock_raw_query_data], key=lambda d: d[0])
-        }
-    }
-    assert cache.get(get_measure_summary_cache_key('windows', 'beta', 'main_crashes')) == {
-        'lastUpdated': base_datapoint_time,
-        'latest': {
-            'median': 9000.0,
-            'usageHours': 30,
-            'version': '55.0b6'
-        },
-        'previous': {
-            'median': None,
-            'usageHours': 0,
-            'version': None
-        }
-    }
-
-
 @freeze_time('2017-07-01 13:00')
 def test_get_measure_summary(prepopulated_version_cache, base_datapoint_time, fake_measure_data):
     from missioncontrol.etl.measuresummary import get_measure_summary

tests/test_etl_version.py

@@ -1,28 +0,0 @@
-import pytest
-from django.core.cache import cache
-
-from missioncontrol.etl.versions import (VersionNotFoundError,
-                                         _get_buildhub_url,
-                                         _get_version_string_cache_key,
-                                         get_version_string_from_buildid)
-
-
-def test_get_buildhub_version_exists(responses):
-    (channel, buildid, expected_version) = ('beta', '20170629075044', '55.0b6')
-    responses.add(responses.GET, _get_buildhub_url(channel, buildid),
-                  json={'data': [{'target': {'version': expected_version}}]})
-    cache_key = _get_version_string_cache_key(channel, buildid)
-    assert get_version_string_from_buildid(channel, buildid) == expected_version
-    assert len(responses.calls) == 1
-    assert cache.get(cache_key) == expected_version
-
-
-def test_get_buildhub_version_does_not_exist(responses):
-    (channel, buildid) = ('beta', '20170629075044')
-    responses.add(responses.GET, _get_buildhub_url(channel, buildid),
-                  json={'data': []})
-    cache_key = _get_version_string_cache_key(channel, buildid)
-    with pytest.raises(VersionNotFoundError):
-        get_version_string_from_buildid(channel, buildid)
-    assert len(responses.calls) == 1
-    assert cache.get(cache_key) is None