def sh_mod_child_env(child):
child.env = test_utils.modified_env(child.env, {
'_': child.executable,
'OLDPWD': None, # remove
'PWD': child.cwd.as_posix(),
'PS1': None, # remove
'SHLVL': str(int(self.env.get('SHLVL', 0)) + 1),
})
def gcc_mod_child_env(child):
collect_options = []
skip_next = False
for arg in self.argv[1:]:
if skip_next:
skip_next = False
else:
collect_options.append(arg)
if arg == '-c':
skip_next = True
collect_options.extend(['-mtune=generic', '-march=x86-64'])
child.env = test_utils.modified_env(child.env, {
'COLLECT_GCC': self.argv[0],
'COLLECT_GCC_OPTIONS': ' '.join(
"'{}'".format(opt) for opt in collect_options),
})
def test_simple_makefile(self):
with TemporaryDirectory() as tmpdir:
makefile_path = Path(tmpdir, 'Makefile')
with makefile_path.open('w') as f:
f.write(self.makefile)
argv = ['make', '-C', tmpdir]
actual = self.run_trace(argv)
# split into two lists, one for each PID
pids = {}
for pid, event, args in actual:
pids.setdefault(pid, []).append((pid, event, args))
self.assertEqual(len(pids), 2)
ppid, cpid = sorted(pids.keys()) # parent PID < child PID
# Check events generated by make process
self.check_events(pids[ppid], ppid, argv, INIT_MAKE + [
('chdir', (tmpdir,)),
('check', ('/usr/include', True)),
('check', ('/usr/gnu/include', False)),
('check', ('/usr/local/include', True)),
('check', ('/usr/include', True)),
('check', ('.', True)),
('read', ('.',)),
('read', ('Makefile',)),
('check', ('RCS', False)),
('check', ('SCCS', False)),
('check', ('Makefile', True)),
('check', ('output_file', False)),
('fork', (cpid,)),
('check', ('output_file', True)),
('chdir', (os.getcwd(),)),
])
# Check events generated by make subprocess
# make applies the following env changes to its subprocesses
env = test_utils.modified_env(os.environ, {
'MAKEFLAGS': 'w',
'MAKELEVEL': '1',
'MFLAGS': '-w',
})
argv = ['/bin/sh', '-c', 'echo "Hello, World!" > output_file']
self.check_events(pids[cpid], cpid, argv, INIT_SH + [
('write', ('output_file',)),
], env=env)
self.assertTrue(Path(tmpdir, 'output_file').exists())
def test_shell_scipt_with_fork(self):
with TemporaryDirectory() as tmpdir:
script = Path(tmpdir, 'hello.sh')
with script.open('w') as f:
f.write(self.shell_script_with_fork)
script.chmod(0o755)
argv = [script.as_posix()]
actual = self.run_trace(argv)
# split into two lists, one for each PID
pids = {}
for pid, event, args in actual:
pids.setdefault(pid, []).append((pid, event, args))
self.assertEqual(len(pids), 2)
ppid, cpid = sorted(pids.keys()) # parent PID < child PID
dmesg_checks = []
for p in test_utils.do_sh_path_lookup('dmesg'):
dmesg_checks.append(('check', (p.as_posix(), p.exists())))
last = dmesg_checks.pop()
assert last[1][1] is True
dmesg_checks.extend([last] * 10)
# Check events generated by sh process
self.check_events(pids[ppid], ppid, argv, INIT_SH + [
('read', (script.as_posix(),)),
('check', ('.', True)),
] + dmesg_checks + [
('fork', (cpid,)),
])
# Check events generated by dmesg process
# sh applies the following env changes to its subprocesses
env = test_utils.modified_env(os.environ, {
'_': p.as_posix(),
'SHLVL': str(int(os.environ.get('SHLVL', 0)) + 1),
'OLDPWD': None, # delete
'PS1': None, # delete
})
self.check_events(
pids[cpid], cpid, ['dmesg'], INIT_C_LOCALE + [
('read', ('/dev/kmsg',)),
], env=env)
def make_mod_child_env(child):
child.env = test_utils.modified_env(child.env, {
'MAKEFLAGS': '',
'MAKELEVEL': str(int(child.env.get('MAKELEVEL', 0)) + 1),
'MFLAGS': '',
})
