311 lines
9.7 KiB
Plaintext
311 lines
9.7 KiB
Plaintext
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#!@PYTHON@
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# -*- mode: Python; indent-tabs-mode: nil; -*-
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import datetime
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from gi.repository import GLib, GObject, Gio
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try:
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import json
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except ImportError:
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import simplejson as json
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import optparse
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import os
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import re
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import subprocess
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import sys
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import tempfile
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import base64
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from ConfigParser import RawConfigParser
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import hashlib
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import hmac
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import httplib
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import urlparse
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import urllib
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def show_version(option, opt_str, value, parser):
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print "GNOME Shell Performance Test @VERSION@"
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sys.exit()
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def wait_for_dbus_name(wait_name):
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loop = GLib.MainLoop()
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def on_name_appeared(connection, name, name_owner, *args):
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if not (name == wait_name and new_owner != ''):
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return
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loop.quit()
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return
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watch_id = Gio.bus_watch_name(Gio.BusType.SESSION,
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wait_name,
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Gio.BusNameWatcherFlags.NONE,
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on_name_appeared,
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None)
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def on_timeout():
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print "\nFailed to start %s: timed out" % (wait_name,)
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sys.exit(1)
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GLib.timeout_add_seconds(7, on_timeout)
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loop.run()
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Gio.bus_unwatch_name(watch_id)
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PERF_HELPER_NAME = "org.gnome.Shell.PerfHelper"
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PERF_HELPER_IFACE = "org.gnome.Shell.PerfHelper"
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PERF_HELPER_PATH = "/org/gnome/Shell/PerfHelper"
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def start_perf_helper():
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self_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
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perf_helper_path = "@libexecdir@/gnome-shell-perf-helper"
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subprocess.Popen([perf_helper_path])
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wait_for_dbus_name (PERF_HELPER_NAME)
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def stop_perf_helper():
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proxy = Gio.DBusProxy(g_bus_type=Gio.BusType.SESSION,
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g_name=PERF_HELPER_NAME,
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g_interface=PERF_HELPER_IFACE,
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g_object_path=PERF_HELPER_PATH)
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proxy.Exit()
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def start_shell(extra_args, perf_output=None):
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# Set up environment
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env = dict(os.environ)
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env['SHELL_PERF_MODULE'] = options.perf
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env['MUTTER_WM_CLASS_FILTER'] = 'Gnome-shell-perf-helper'
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if perf_output is not None:
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env['SHELL_PERF_OUTPUT'] = perf_output
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self_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
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args.append(os.path.join(self_dir, 'gnome-shell'))
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# pass on any additional arguments
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args += extra_args
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return subprocess.Popen(args, env=env)
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def run_shell(args, perf_output=None):
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# we do no additional supervision of gnome-shell,
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# beyond that of wait
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# in particular, we don't kill the shell upon
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# receving a KeyboardInterrupt, as we expect to be
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# in the same process group
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shell = start_shell(extra_args, perf_output=perf_output)
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shell.wait()
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return shell.returncode == 0
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def upload_performance_report(report_text):
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try:
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config_home = os.environ['XDG_CONFIG_HOME']
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except KeyError:
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config_home = None
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if not config_home:
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config_home = os.path.expanduser("~/.config")
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config_file = os.path.join(config_home, "gnome-shell/perf.ini")
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try:
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config = RawConfigParser()
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f = open(config_file)
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config.readfp(f)
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f.close()
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base_url = config.get('upload', 'url')
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system_name = config.get('upload', 'name')
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secret_key = config.get('upload', 'key')
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except Exception, e:
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print "Can't read upload configuration from %s: %s" % (config_file, str(e))
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sys.exit(1)
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# Determine host, port and upload URL from provided data, we're
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# a bit extra-careful about normalization since the URL is part
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# of the signature.
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split = urlparse.urlsplit(base_url)
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scheme = split[0].lower()
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netloc = split[1]
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base_path = split[2]
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m = re.match(r'^(.*?)(?::(\d+))?$', netloc)
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if m.group(2):
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host, port = m.group(1), int(m.group(2))
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else:
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host, port = m.group(1), None
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if scheme != "http":
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print "'%s' is not a HTTP URL" % base_url
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sys.exit(1)
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if port is None:
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port = 80
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if base_path.endswith('/'):
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base_path = base_path[:-1]
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if port == 80:
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normalized_base = "%s://%s%s" % (scheme, host, base_path)
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else:
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normalized_base = "%s://%s:%d%s" % (scheme, host, port, base_path)
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upload_url = normalized_base + '/system/%s/upload' % system_name
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upload_path = urlparse.urlsplit(upload_url)[2] # path portion
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# Create signature based on upload URL and the report data
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signature_data = 'POST&' + upload_url + "&&"
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h = hmac.new(secret_key, digestmod=hashlib.sha1)
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h.update(signature_data)
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h.update(report_text)
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signature = urllib.quote(base64.b64encode(h.digest()), "~")
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headers = {
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'User-Agent': 'gnome-shell-performance-tool/@VERSION@',
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'Content-Type': 'application/json',
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'X-Shell-Signature': 'HMAC-SHA1 ' + signature
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};
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connection = httplib.HTTPConnection(host, port)
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connection.request('POST', upload_path, report_text, headers)
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response = connection.getresponse()
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if response.status == 200:
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print "Performance report upload succeeded"
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else:
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print "Performance report upload failed with status %d" % response.status
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print response.read()
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def run_performance_test(args):
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iters = options.perf_iters
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if options.perf_warmup:
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iters += 1
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logs = []
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metric_summaries = {}
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start_perf_helper()
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for i in xrange(0, iters):
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# We create an empty temporary file that the shell will overwrite
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# with the contents.
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handle, output_file = tempfile.mkstemp(".json", "gnome-shell-perf.")
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os.close(handle)
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# Run the performance test and collect the output as JSON
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normal_exit = False
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try:
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normal_exit = run_shell(args, perf_output=output_file)
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except:
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stop_perf_helper()
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raise
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finally:
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if not normal_exit:
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os.remove(output_file)
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if not normal_exit:
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stop_perf_helper()
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return False
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try:
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f = open(output_file)
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output = json.load(f)
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f.close()
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except:
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stop_perf_helper()
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raise
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finally:
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os.remove(output_file)
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# Grab the event definitions and monitor layout the first time around
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if i == 0:
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events = output['events']
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monitors = output['monitors']
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if options.perf_warmup and i == 0:
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continue
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for metric in output['metrics']:
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name = metric['name']
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if not name in metric_summaries:
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summary = {}
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summary['description'] = metric['description']
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summary['units'] = metric['units']
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summary['values'] = []
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metric_summaries[name] = summary
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else:
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summary = metric_summaries[name]
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summary['values'].append(metric['value'])
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logs.append(output['log'])
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stop_perf_helper()
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if options.perf_output or options.perf_upload:
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# Write a complete report, formatted as JSON. The Javascript/C code that
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# generates the individual reports we are summarizing here is very careful
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# to format them nicely, but we just dump out a compressed no-whitespace
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# version here for simplicity. Using json.dump(indent=0) doesn't real
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# improve the readability of the output much.
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report = {
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'date': datetime.datetime.utcnow().isoformat() + 'Z',
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'events': events,
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'monitors': monitors,
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'metrics': metric_summaries,
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'logs': logs
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}
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# Add the Git revision if available
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self_dir = os.path.dirname(os.path.abspath(sys.argv[0]))
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if os.path.exists(os.path.join(self_dir, 'gnome-shell-jhbuild.in')):
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top_dir = os.path.dirname(self_dir)
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git_dir = os.path.join(top_dir, '.git')
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if os.path.exists(git_dir):
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env = dict(os.environ)
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env['GIT_DIR'] = git_dir
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revision = subprocess.Popen(['git', 'rev-parse', 'HEAD'],
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env=env,
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stdout=subprocess.PIPE).communicate()[0].strip()
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report['revision'] = revision
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if options.perf_output:
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f = open(options.perf_output, 'w')
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json.dump(report, f)
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f.close()
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if options.perf_upload:
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upload_performance_report(json.dumps(report))
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else:
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# Write a human readable summary
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print '------------------------------------------------------------';
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for metric in sorted(metric_summaries.keys()):
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summary = metric_summaries[metric]
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print "#", summary['description']
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print metric, ", ".join((str(x) for x in summary['values']))
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print '------------------------------------------------------------';
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return True
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# Main program
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parser = optparse.OptionParser()
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parser.add_option("", "--perf", metavar="PERF_MODULE",
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help="Specify the name of a performance module to run")
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parser.add_option("", "--perf-iters", type="int", metavar="ITERS",
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help="Numbers of iterations of performance module to run",
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default=1)
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parser.add_option("", "--perf-warmup", action="store_true",
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help="Run a dry run before performance tests")
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parser.add_option("", "--perf-output", metavar="OUTPUT_FILE",
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help="Output file to write performance report")
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parser.add_option("", "--perf-upload", action="store_true",
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help="Upload performance report to server")
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parser.add_option("", "--version", action="callback", callback=show_version,
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help="Display version and exit")
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options, args = parser.parse_args()
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normal_exit = run_performance_test(args)
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if normal_exit:
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sys.exit(0)
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else:
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sys.exit(1)
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