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#!/usr/bin/env python
#
# Copyright (C) 2009 Canonical Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# Authored by Gordon Allott <gord.allott@canonical.com>
#
#
import os, sys
import getopt
import cairo
import csv
import math
import random
from string import Template
from socket import gethostname
from datetime import datetime
import re
import subprocess
header = Template("""Unity bootchart for $hostname ($date)
uname: $uname
CPU: $cpu
GPU: $gpu
time: $total_time""")
def sort_by_domain (x, y):
if x["start"] - y["start"] < 0:
return -1
else:
return +1
def gatherinfo (filename):
date = datetime.fromtimestamp(os.path.getmtime(filename))
cpufile = open ("/proc/cpuinfo")
cpuinfo = cpufile.read (10024)
cpure = re.search (r"^model name\s*: (.*$)", cpuinfo, re.MULTILINE)
cpu = cpure.group(1)
gpu_prog = subprocess.Popen("glxinfo", stdout=subprocess.PIPE)
gpu_prog.wait ()
gpuinfo = gpu_prog.stdout.read (10024)
gpure = re.search (r"^OpenGL renderer string: (.*$)", gpuinfo, re.MULTILINE)
gpu = gpure.group (1)
return {"hostname":gethostname(),
"date": date.strftime("%A, %d. %B %Y %I:%M%p"),
"uname": " ".join (os.uname ()),
"cpu": cpu,
"gpu": gpu,
"total_time": "undefined"
}
width_multiplier = 1000
bar_height = 16
def draw_bg_graph (ctx, seconds, height):
total_width = seconds * width_multiplier
ctx.set_source_rgba (0.0, 0.0, 0.0, 0.25)
ctx.move_to (0, 0)
ctx.line_to (total_width, 0)
ctx.stroke ()
per_ten = 0
for pos in xrange (0, int(total_width), int (0.01 * width_multiplier)):
ctx.set_line_width (1)
ctx.set_source_rgba (0.0, 0.0, 0.0, 0.10)
if (not per_ten):
ctx.set_line_width (2)
ctx.set_source_rgba (0.0, 0.0, 0.0, 0.25)
ctx.move_to (pos-6, -2)
ctx.show_text (str (pos / float(width_multiplier)))
ctx.stroke ()
ctx.move_to (pos, 0)
ctx.line_to (pos, height)
ctx.stroke ()
per_ten += 1
per_ten %= 10
def build_graph (data, filename, info):
padding_left = 6
padding_right = 100
padding_top = 6
padding_bottom = 6
total_size = 0.0
for item in data:
if item['end'] > total_size:
total_size = item['end']
width = total_size * width_multiplier + padding_left + padding_right
height = (len(data) * (bar_height)) + 80 + padding_bottom + padding_top
surface = cairo.SVGSurface(filename, max (width, 800), max (height, 600))
ctx = cairo.Context (surface)
#fill background
ctx.set_source_rgb (1, 1, 1)
ctx.rectangle (0, 0, max (width, 800), max (height, 600))
ctx.fill ()
#print header
info['total_time'] = "%s secs" % total_size
sheader = header.substitute(info)
ctx.translate (padding_left, padding_top)
ctx.set_source_rgb (0, 0, 0)
for line in sheader.split("\n"):
ctx.translate (0, 12)
ctx.show_text (line)
ctx.fill ()
ctx.translate (6, 12)
draw_bg_graph (ctx, total_size + 0.5, max (len (data) * bar_height + 64, 500))
ctx.set_line_width (1)
for item in data:
x = item['start'] * width_multiplier
x1 = (item['end'] - item['start']) * width_multiplier
ctx.translate (x, 0)
ctx.set_source_rgba (0.35, 0.65, 0.8, 0.5)
ctx.rectangle (0, 0, x1, 16)
ctx.fill ()
ctx.set_source_rgba (0.35, 0.65, 0.8, 1.0)
ctx.rectangle (0, 0, x1, 16)
ctx.stroke ()
ctx.translate (8, 10)
ctx.set_source_rgb (0.0, 0.0, 0.0)
ctx.show_text ("%s %.4f seconds" % (item['name'], item["end"] - item["start"]))
ctx.fill()
ctx.translate (-x-8, 6)
def build_data_structure (input):
reader = csv.reader(open(input))
structure = []
print "reading", input
for row in reader:
name = row[0]
start = float(row[1])
end = float(row[2])
structure.append ({"name": name, "start": start, "end": end})
structure.sort (sort_by_domain)
return structure
def usage():
print "use --input=filename.log and --output=filename.svg :)"
def main():
try:
opts, args = getopt.getopt(sys.argv[1:], "h", ["help", "output=", "input="])
except getopt.GetoptError, err:
# print help information and exit:
print str(err) # will print something like "option -a not recognized"
usage()
sys.exit(2)
output = None
input = None
for o, a in opts:
if o in ("-h", "--help"):
usage()
sys.exit()
elif o in ("--output"):
output = a
elif o in ("--input"):
input = a
else:
assert False, "unhandled option"
if (not output or not input):
usage()
sys.exit()
data = build_data_structure (input)
info = gatherinfo (input)
build_graph (data, output, info)
return 0
if __name__ == '__main__': main()
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