Adds dashboard link for one-line plot on each alert item.

bench/check_bench_regressions.py

 '''
 Created on May 16, 2011
 
 @author: bungeman
 '''
 import bench_util
 import getopt
 import httplib
 import itertools
 import json
@@ skipping 10 matching lines @@
 # Indices for getting elements from bench expectation files.
 # See bench_expectations_<builder>.txt for details.
 EXPECTED_IDX = -3
 LB_IDX = -2
 UB_IDX = -1
 
 # Indices of the tuple of dictionaries containing slower and faster alerts.
 SLOWER = 0
 FASTER = 1
 
+# URL prefix for the bench dashboard page. Showing recent 15 days of data.
+DASHBOARD_URL_PREFIX = 'http://go/skpdash/#15'
+
 def usage():
     """Prints simple usage information."""
 
     print '-a <representation_alg> bench representation algorithm to use. '
     print '   Defaults to "25th". See bench_util.py for details.'
     print '-b <builder> name of the builder whose bench data we are checking.'
     print '-d <dir> a directory containing bench_<revision>_<scalar> files.'
     print '-e <file> file containing expected bench builder values/ranges.'
     print '   Will raise exception if actual bench values are out of range.'
     print '   See bench_expectations_<builder>.txt for data format / examples.'
@@ skipping 99 matching lines @@
     """
     # The platform for this bot, to pass to the dashboard plot.
     platform = key_suffix[ : key_suffix.rfind('-')]
     # Tuple of dictionaries recording exceptions that are slower and faster,
     # respectively. Each dictionary maps off_ratio (ratio of actual to expected)
     # to a list of corresponding exception messages.
     exceptions = ({}, {})
     for line in lines:
         line_str = str(line)
         line_str = line_str[ : line_str.find('_{')]
+        # Extracts bench and config from line_str, which is in the format
+        # <bench-picture-name>.skp_<config>_
+        bench, config = line_str.strip('_').split('.skp_')
         bench_platform_key = line_str + ',' + key_suffix
         if bench_platform_key not in expectations:
             continue
         this_bench_value = lines[line]
         this_min, this_max, this_expected = expectations[bench_platform_key]
         if this_bench_value < this_min or this_bench_value > this_max:
             off_ratio = this_bench_value / this_expected
             exception = 'Bench %s out of range [%s, %s] (%s vs %s, %s%%).' % (
                 bench_platform_key, this_min, this_max, this_bench_value,
                 this_expected, (off_ratio - 1) * 100)
+            exception += '\n' + '~'.join([
+                DASHBOARD_URL_PREFIX, bench, platform, config])
             if off_ratio > 1:  # Bench is slower.
                 exceptions[SLOWER].setdefault(off_ratio, []).append(exception)
             else:
                 exceptions[FASTER].setdefault(off_ratio, []).append(exception)
     outputs = []
     for i in [SLOWER, FASTER]:
       if exceptions[i]:
           ratios = exceptions[i].keys()
           ratios.sort(reverse=True)
           li = []
@@ skipping 57 matching lines @@
     data_points = bench_util.parse_skp_bench_data(directory, rev, rep)
 
     bench_dict = create_bench_dict(data_points)
 
     if bench_expectations:
         check_expectations(bench_dict, bench_expectations, platform_and_alg)
 
 
 if __name__ == "__main__":
     main()