[loading_ct] Cache temperature flag and default COLD

Allows specifying cache temperature with --cache-temperature.
Values are as defined in telemetry/page/cache_temperature.py.
For example: --cache-temperature=warm.

Also, changes the default cache temperature for loading_ct to
COLD.

Change-Id: Ib0210bf2a72d28902bfe653cc01646aae4ccbcff
Reviewed-on: https://chromium-review.googlesource.com/1106643
Commit-Queue: Deepanjan Roy <dproy@chromium.org>
Reviewed-by: Ravi Mistry <rmistry@chromium.org>
Reviewed-by: Ned Nguyen <nednguyen@google.com>
Reviewed-by: Timothy Dresser <tdresser@chromium.org>
Cr-Commit-Position: refs/heads/master@{#569260}

tools/perf/contrib/cluster_telemetry/loading_ct.py

@@ -6,6 +6,7 @@ from benchmarks import loading
 from contrib.cluster_telemetry import ct_benchmarks_util
 from contrib.cluster_telemetry import page_set
 
+from telemetry.page import cache_temperature as cache_temperature_module
 from telemetry.page import traffic_setting
 
 
@@ -15,6 +16,7 @@ class LoadingClusterTelemetry(loading._LoadingBase):
   options = {'upload_results': True}
 
   _ALL_NET_CONFIGS = traffic_setting.NETWORK_CONFIGS.keys()
+  _ALL_CACHE_TEMPERATURES = cache_temperature_module.ALL_CACHE_TEMPERATURES
 
   @classmethod
   def AddBenchmarkCommandLineArgs(cls, parser):
@@ -28,6 +30,11 @@ class LoadingClusterTelemetry(loading._LoadingBase):
         default=traffic_setting.REGULAR_4G,
         help='Traffic condition (string). Default to "%%default". Can be: %s' %
          ', '.join(cls._ALL_NET_CONFIGS))
+    parser.add_option(
+        '--cache-temperature',  choices=cls._ALL_CACHE_TEMPERATURES,
+        default=cache_temperature_module.COLD,
+        help='Cache temperature (string). Default to "%%default". Can be: %s' %
+         ', '.join(cls._ALL_CACHE_TEMPERATURES))
 
   def CreateStorySet(self, options):
     def Wait(action_runner):
@@ -35,6 +42,7 @@ class LoadingClusterTelemetry(loading._LoadingBase):
     return page_set.CTPageSet(
       options.urls_list, options.user_agent, options.archive_data_file,
       traffic_setting=options.traffic_setting,
+      cache_temperature=options.cache_temperature,
       run_page_interaction_callback=Wait)
 
   @classmethod

tools/perf/contrib/cluster_telemetry/page_set.py

@@ -4,6 +4,7 @@
 
 from contrib.cluster_telemetry import shared_browserless_story
 
+from telemetry.page import cache_temperature as cache_temperature_module
 from telemetry.page import traffic_setting as traffic_setting_module
 from telemetry.page import page as page_module
 from telemetry.page import shared_page_state
@@ -14,12 +15,14 @@ class CTPage(page_module.Page):
 
   def __init__(self, url, page_set, shared_page_state_class, archive_data_file,
                traffic_setting, run_page_interaction_callback,
-               run_navigate_steps_callback):
+               run_navigate_steps_callback, cache_temperature):
     super(CTPage, self).__init__(
         url=url,
         page_set=page_set,
         shared_page_state_class=shared_page_state_class,
         traffic_setting=traffic_setting,
+        cache_temperature=cache_temperature,
+        grouping_keys={'temperature': cache_temperature},
         name=url)
     self.archive_data_file = archive_data_file
     self._run_navigate_steps_callback = run_navigate_steps_callback
@@ -64,7 +67,8 @@ class CTPageSet(story.StorySet):
   def __init__(self, urls_list, user_agent, archive_data_file,
                traffic_setting=traffic_setting_module.NONE,
                run_page_interaction_callback=None,
-               run_navigate_steps_callback=None):
+               run_navigate_steps_callback=None,
+               cache_temperature=cache_temperature_module.ANY):
     if user_agent == 'mobile':
       shared_page_state_class = shared_page_state.SharedMobilePageState
     elif user_agent == 'desktop':
@@ -80,4 +84,5 @@ class CTPageSet(story.StorySet):
                 archive_data_file=archive_data_file,
                 traffic_setting=traffic_setting,
                 run_page_interaction_callback=run_page_interaction_callback,
-                 run_navigate_steps_callback=run_navigate_steps_callback,))
+                run_navigate_steps_callback=run_navigate_steps_callback,
+                cache_temperature=cache_temperature))