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https://github.com/open62541/open62541.git
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106 lines
3.5 KiB
Python
Executable File
106 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python3
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# coding: UTF-8
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# This script checks the valgrind output for errors.
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# The track-fds does not cause an error if there are too many FDs open,
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# therefore we parse the output and fail if there are open FDs
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import sys
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import subprocess
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import os.path
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import re
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import os
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logfile = sys.argv[1]
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valgrind_command = ' '.join('"' + item + '"' for item in sys.argv[2:])
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# Execute a command and output its stdout text
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def execute(command):
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process = subprocess.Popen(command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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# Poll process for new output until finished
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while True:
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nextline = process.stdout.readline().decode('utf-8')
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if nextline == '' and process.poll() is not None:
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break
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sys.stdout.write(nextline)
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sys.stdout.flush()
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return process.returncode
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ret_code = execute(valgrind_command)
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if not os.path.isfile(logfile):
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print("### PYTHON ERROR: Valgrind logfile does not exist: " + logfile)
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exit(1)
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log_content = ""
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with open(logfile) as content_file:
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log_content = content_file.read()
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if len(log_content) == 0:
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print("### PYTHON ERROR: Valgrind logfile is empty: " + logfile)
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exit(1)
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# Remove output of possible bug in OSX
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# --16672-- run: /usr/bin/dsymutil "/Users/travis/build/Pro/open62541/build/bin/tests/check_utils"
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# --16672-- WARNING: unhandled amd64-darwin syscall: unix:464
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# --16672-- You may be able to write your own handler.
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# --16672-- Read the file README_MISSING_SYSCALL_OR_IOCTL.
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# --16672-- Nevertheless we consider this a bug. Please report
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# --16672-- it at http://valgrind.org/support/bug_reports.html.
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replace_re = re.compile(r"^--(\d+)--\s+run: .*-- it at http://valgrind.org/support/bug_reports.html\.$\n", re.MULTILINE | re.DOTALL)
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log_content = replace_re.sub('', log_content)
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# Try to parse the output. Look for the following line:
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# ==17054== FILE DESCRIPTORS: 5 open at exit.
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descriptors_re = re.compile(r".*==(\d+)==\s+FILE DESCRIPTORS: (\d+) open(\s\(\d std\))? at exit\..*")
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m = descriptors_re.match(log_content)
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if not m:
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print("### PYTHON ERROR: File descriptors header not found: " + logfile)
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print(log_content)
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exit(1)
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log_content = descriptors_re.sub('', log_content)
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valgrind_number = m.group(1)
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open_count = int(m.group(2))
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# Remove the open file descriptors which are inherited from parent. they look like this:
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#==21343== Open file descriptor 3: /home/user/open62541/build/bin/tests/discovery.log
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#==21343== <inherited from parent>
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#==21343==
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#==21343== Open file descriptor 2:
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#==21343== <inherited from parent>
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#==21343==
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#==21343== Open file descriptor 1:
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#==21343== <inherited from parent>
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#==21343==
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#==21343== Open file descriptor 0: /dev/pts/1
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#==21343== <inherited from parent>
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replace_re = re.compile(r"^==" + str(valgrind_number) + r"==\s+Open .*$\n" +
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r"^==" + str(valgrind_number) + r"==\s+<inherited from parent>$\n" +
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r"(^==" + str(valgrind_number) + r"==\s+$\n)*", re.MULTILINE)
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log_content = replace_re.sub('', log_content)
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# Valgrind detected a memleak if ret_code != 0
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if ret_code != 0:
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print(log_content)
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exit(ret_code)
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# No issues by valgrind
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if len(log_content) == 0 or log_content.isspace():
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exit(0)
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# There is something fishy in the valgrind output, so error-exit
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print(log_content)
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exit(1)
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