dtruss2csv.py

#!/usr/bin/python
# usage: sudo dtruss -a command 2>&1 > /dev/null | ./dtruss2csv.py > dtruss.log.csv

import re
import sys

if (len(sys.argv) > 1):
    s = file(sys.argv[1], 'r').read()
else:
    s = sys.stdin.read()

s = s.split('\n')
hdr = ''
r = '\s*?'

for h in s[0].split():
    if (h == 'PID/THRD'):
        hdr = hdr + 'PID;THRD;'
        r = r + '(?P<pid>\S*?)/(?P<thread>\S*?):'
    elif (h == 'SYSCALL(args)'):
        hdr = hdr + h + ';'
        r = r + '(?P<syscall>\S*?\(.*\))'
    elif (h == '='):
        r = r + '='
    elif (h == 'return'):
        hdr = hdr + h
        r = r + '(?P<return>\S+.*)'
        break
    else:
        hdr = hdr + h + ';'
        r = r + '(?P<' + h.lower() + '>\S*)'
    r = r + '\s*?'

s = [re.match(r, x) for x in s]
s = [x.groups() for x in s if x != None]
s = [';'.join(x) for x in s]
s = hdr + '\n' + '\n'.join(s)

print s