1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
#!/usr/bin/env python3
'''Find memory leaks by iterating through all autotest packages'''
import argparse, re, subprocess
def packages():
'''get package names from xautotest command-line utility'''
cmd = './xautotest -L'
out = subprocess.check_output(cmd.split(),stderr=subprocess.STDOUT).decode('utf-8').split('\n')
r = []
for line in out:
m = re.search('^\d+: (.*)',line)
if m is not None:
r.append(m.group(1))
return r
def parsecheck(lines):
'''parse list of valgrind output lines and aggregate results into dictionary'''
leaks = ('definitely lost', 'indirectly lost', 'possibly lost', 'still reachable', 'suppressed')
r = {leak:0 for leak in leaks}
r['errors'] = 0
for line in lines:
for leak in leaks:
m = re.search(leak + ': *([0-9,]*) bytes',line)
if m is not None:
r[leak] = int(m.group(1).replace(',',''))
m = re.search('ERROR SUMMARY: ([0-9]) errors',line)
if m is not None:
r['errors'] = int(m.group(1).replace(',',''))
return r
def memcheck(package):
'''run valgrind from command-line and check results'''
cmd = 'valgrind --tool=memcheck ./xautotest -p %u' % (package)
out = subprocess.check_output(cmd.split(),stderr=subprocess.STDOUT).decode('utf-8').split('\n')
out = filter(lambda line: line.startswith('=='), out)
return parsecheck(out)
def checkresults(results):
'''check results from dictionary and export string summary'''
if sum(results.values()) == 0:
return 'pass'
return str(results)
#for package in range(68,76):
for idx, p in enumerate(packages()):
r = memcheck(idx)
print('%3u:%-26s:%s' % (idx, p, checkresults(r)))
|
