[Findit] Refactor Findit pipeline.

appengine/findit/waterfall/schedule_try_job_pipeline.py

 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from common.pipeline_wrapper import BasePipeline
 from common.pipeline_wrapper import pipeline
 from common.waterfall import buildbucket_client
+from common.waterfall import failure_type
 from model.wf_try_job import WfTryJob
 from model.wf_try_job_data import WfTryJobData
 from waterfall import buildbot
 from waterfall import waterfall_config
-from waterfall.try_job_type import TryJobType
 
 
 class ScheduleTryJobPipeline(BasePipeline):
-  """A pipeline for scheduling a new try job for current build."""
+  """A base pipeline for scheduling a new try job for current build."""
 
   def _GetBuildProperties(
       self, master_name, builder_name, build_number, good_revision,
       bad_revision, try_job_type, suspected_revisions):
     properties = {
-        'recipe': 'findit/chromium/%s' % try_job_type,
+        'recipe': 'findit/chromium/%s' % (
+            failure_type.GetDescriptionForFailureType(try_job_type)),
         'good_revision': good_revision,
         'bad_revision': bad_revision,
         'target_mastername': master_name,
         'referenced_build_url': buildbot.CreateBuildUrl(
             master_name, builder_name, build_number)
     }
 
-    if try_job_type == TryJobType.COMPILE:
-      properties['target_buildername'] = builder_name
-    else:  # try_job_type is 'test'.
-      properties['target_testername'] = builder_name
-
     if suspected_revisions:
       properties['suspected_revisions'] = suspected_revisions
 
     return properties
 
-  # Arguments number differs from overridden method - pylint: disable=W0221
-  def run(
-      self, master_name, builder_name, build_number, good_revision,
-      bad_revision, try_job_type, compile_targets, targeted_tests,
-      suspected_revisions):
+  def _TriggerTryJob(
+      self, master_name, builder_name, properties, additional_parameters):
     tryserver_mastername, tryserver_buildername = (
         waterfall_config.GetTrybotForWaterfallBuilder(
             master_name, builder_name))
 
-    properties = self._GetBuildProperties(
-        master_name, builder_name, build_number, good_revision, bad_revision,
-        try_job_type, suspected_revisions)
-
-    if try_job_type == TryJobType.COMPILE:
-      additional_parameters = {'compile_targets': compile_targets}
-    else:
-      additional_parameters = {'tests': targeted_tests}
-
     try_job = buildbucket_client.TryJob(
         tryserver_mastername, tryserver_buildername, None, properties, [],
         additional_parameters)
     error, build = buildbucket_client.TriggerTryJobs([try_job])[0]
 
     if error:  # pragma: no cover
       raise pipeline.Retry(
           'Error "%s" occurred. Reason: "%s"' % (error.message, error.reason))
 
-    try_job_result = WfTryJob.Get(master_name, builder_name, build_number)
-    build_id = build.id
+    return build.id
 
-    if try_job_type == TryJobType.COMPILE:
-      try_job_result.compile_results.append({'try_job_id': build_id})
-    else:
-      try_job_result.test_results.append({'try_job_id': build_id})
-    try_job_result.try_job_ids.append(build_id)
-    try_job_result.put()
-
-    # Create a corresponding WfTryJobData entity to capture as much metadata as
-    # early as possible.
+  def _CreateTryJobData(
+      self, build_id, master_name, builder_name, build_number, try_job_type,
+      has_compile_targets, has_heuristic_results):
     try_job_data = WfTryJobData.Create(build_id)
     try_job_data.master_name = master_name
     try_job_data.builder_name = builder_name
     try_job_data.build_number = build_number
     try_job_data.try_job_type = try_job_type
-    try_job_data.has_compile_targets = bool(compile_targets)
-    try_job_data.has_heuristic_results = bool(suspected_revisions)
+    try_job_data.has_compile_targets = has_compile_targets
+    try_job_data.has_heuristic_results = has_heuristic_results
     try_job_data.put()
 
-    return build_id
+  # Arguments number differs from overridden method - pylint: disable=W0221
+  def run(
+      self, master_name, builder_name, build_number, good_revision,
+      bad_revision, try_job_type, suspected_revisions):
+    raise NotImplementedError()