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105 lines
2.7 KiB
Python
105 lines
2.7 KiB
Python
#!/usr/bin/python
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import re, sys
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interesting_re = re.compile("(js_Execute|CallHook) ([^ ]+) ([^ ]+ )?([^ ]+ms)")
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class Entry:
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def __init__(self, kind, depth, file, linenum, func, timetaken):
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self.kind = kind
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self.depth = depth
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self.file = file
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self.linenum = linenum
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self.func = func
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self.timetaken = timetaken
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self.calls = 0
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self.duration = 0
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def __str__(self):
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return " ".join(map(str,[self.kind, self.depth, self.file, self.linenum, self.func, self.timetaken]))
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def id(self):
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if self.kind == "js_Execute":
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return self.file
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else:
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if self.file and self.linenum:
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strout = "%s:%d" % (self.file, self.linenum)
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if self.func:
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strout = "%s %s" % (self.func, strout)
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return strout
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elif self.func:
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return self.func
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else:
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print("No clue what my id is:"+self)
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def call(self, timetaken):
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self.calls += 1
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self.duration += timetaken
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def parse_line(line):
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m = interesting_re.search(line)
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if not m:
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return None
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ms_index = line.find("ms")
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depth = m.start() - ms_index - 3
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kind = m.group(1)
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func = None
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file = None
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linenum = None
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if kind == "CallHook":
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func = m.group(2)
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file = m.group(3)
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colpos = file.rfind(":")
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(file,linenum) = file[:colpos], file[colpos+1:-1]
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if linenum == "0":
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linenum = None
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else:
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linenum = int(linenum)
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offset = 1
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else:
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file = m.group(3)
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timetaken = None
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try:
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timetaken = float(m.group(4)[:-2])
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except:
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return None
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return Entry(kind, depth, file, linenum, func, timetaken)
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def compare(x,y):
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diff = x[1].calls - y[1].calls
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if diff == 0:
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return int(x[1].duration - y[1].duration)
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elif diff > 0:
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return 1
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elif diff < 0:
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return -1
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def frequency(ls):
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dict = {}
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for item in ls:
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id = item.id()
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stat = None
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if not id in dict:
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stat = dict[id] = item
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else:
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stat = dict[id]
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stat.call(item.timetaken)
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ls = dict.items()
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ls.sort(compare)
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ls = filter(lambda (_,item): item.duration > 20, ls)
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# ls = filter(lambda (_,item): item.file and item.file.find("browser.js") != -1 and item.linenum <= 1223 and item.linenum >1067, ls)
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for key, item in ls:
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print(item.calls,key, str(item.duration)+"ms")
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def go():
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file = sys.argv[1]
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ls = filter(lambda x: x != None, map(parse_line, open(file).readlines()))
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frequency(ls)
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print ls[0]
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go()
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