1#!/usr/bin/env python
2
3import codecs, httplib, json, os, urllib, shutil, subprocess, sys, argparse
4
5upstream_git = 'https://github.com/catapult-project/catapult.git'
6
7script_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
8catapult_src_dir = os.path.join(script_dir, 'catapult-upstream')
9
10parser = argparse.ArgumentParser()
11parser.add_argument('trace_file_or_dir',
12      help='Path to trace file or directory of trace files.')
13parser.add_argument('--output_file', dest='outfile', default=os.path.join(os.getcwd(), 'mapper_output.json'),
14      help='Path to output file to store results.')
15parser.add_argument('--mapper_func', dest='func', default='AvgDrawFrame',
16      help='Name of javascript mapper function in systrace_parser.html.')
17args = parser.parse_args()
18
19# Update the source if needed.
20if not os.path.exists(catapult_src_dir):
21  # Pull the latest source from the upstream git.
22  git_args = ['git', 'clone', upstream_git, catapult_src_dir]
23  p = subprocess.Popen(git_args, stdout=subprocess.PIPE, cwd=script_dir)
24  p.communicate()
25  if p.wait() != 0:
26    print 'Failed to checkout source from upstream git.'
27    sys.exit(1)
28
29mapper_func_file = os.path.join(script_dir, 'systrace_parser.html')
30path_to_process_traces = os.path.join(catapult_src_dir, 'trace_processor/bin/process_traces')
31run_command = path_to_process_traces + " --mapper_handle " + mapper_func_file + ":" + args.func + " --output_file " + args.outfile + " " + args.trace_file_or_dir
32print run_command
33sys.exit(os.system(run_command))
34
35