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annotate strace_summarise.py @ 14:1e961cf10f88

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10a is losing at 1R
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Sat, 21 Mar 2020 21:15:52 +0000
parents fee51ab07d09
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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fee51ab07d09 blanket publication of all existing python files in lib/python on maritain
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1 #!/usr/bin/python
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2 #----------------------------------------------------------------------
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3 # Description : Simplify strace output to allow for easier diffing.
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4 # Author : James Hunt <james.hunt@ubuntu.com>
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5 # Date : 24 July 2012
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6 #----------------------------------------------------------------------
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7 # This program is free software; you can redistribute it and/or modify
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8 # it under the terms of the GNU General Public License version 2, as
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9 # published by the Free Software Foundation.
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10 #
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11 # This program is distributed in the hope that it will be useful,
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12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 # GNU General Public License for more details.
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15 #
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16 # You should have received a copy of the GNU General Public License along
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17 # with this program; if not, write to the Free Software Foundation, Inc.,
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18 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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19 #----------------------------------------------------------------------
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20
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21 import os
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22 import re
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23 import sys
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24 import string
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25
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26 pids = {}
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27
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28 def process_data(fh):
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29 lines = fh.readlines()
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30 possible_pid = 0
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31 using_pids = 0
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32 pid = 0
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33 pid_count = 1
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34
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35 line_num = 0
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36 for line in lines:
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37
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38 line = line.strip()
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39 line_num += 1
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40 fields = line.split()
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41 if line_num % 10000 == 0:
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42 print >> sys.stderr,line_num,len(fields),fields[1]
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43 if len(fields) > 0:
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44 result = re.match("\(?(\d{4,8})\)?", fields[1])
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45 #print >> sys.stderr,result.group(),result.group(1)
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46 if result and result.group(1):
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47 pid = result.group(1)
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48 if pid in pids:
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49 line = re.sub("(\\b"+pid+"\\b)", pids[pid], line)
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50 else:
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51 pid_name = "PID%d" % pid_count
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52 line = re.sub("(\\b"+pid+"\\b)", pid_name, line)
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53 pids[pid] = pid_name
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54 pid_count += 1
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55
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56 # handle addresses (up to 64-bit)
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57 line = re.sub("0x0{1,16}", "0xNULL", line)
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58 line = re.sub("0x[0-9A-Fa-f]{1,16}", "0xADDR", line)
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59
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60 # handle timestamps
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61 line = re.sub("\d{2}:\d{2}:\d{2}", "HH:MM:SS", line)
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62 line = re.sub("\d{4}/\d{2}/\d{2}", "YYYY/MM/DD", line)
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63
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64 print line
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65
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66
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67 def main():
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68 try:
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69 script = sys.argv[0]
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70 file1 = sys.argv[1]
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71 except:
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72 sys.exit("ERROR: usage: %s <file1> " % script)
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73
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74 try:
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75 fh1 = open(file1)
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76 except:
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77 sys.exit("ERROR: unable to open file '%s'" % file1)
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78
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79 process_data(fh1)
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80 print >>sys.stderr,pids
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81
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82 if __name__ == "__main__":
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83 main()