def tearDown(self):
tee = log.get_default()
tee.remove_keeper("test-buffer")
self.keeper.clean()
try:
os.remove(run.get_pidpath(os.path.curdir, "dummy_process"))
except OSError:
pass
yield common.TestCase.tearDown(self)
def acquire_pidfile(rundir, process_type=PROCESS_TYPE, name=None):
"""
Open a PID file for writing, using the given process type and
process name for the filename. The returned file can be then passed
to writePidFile after forking.
@rtype: str
@returns: file object, open for writing
"""
from feat.common.run import get_pidpath
_ensure_dir(rundir, "rundir")
path = get_pidpath(rundir, process_type, name)
return open(path, 'w')
def delete_pidfile(rundir, process_type=PROCESS_TYPE, name=None, force=False):
"""
Delete the pid file in the run directory, using the given process type
and process name for the filename.
@param force: if errors due to the file not existing should be ignored
@type force: bool
@rtype: str
@returns: full path to the pid file that was written
"""
from feat.common.run import get_pidpath
log.debug(process_type, 'deleting pid file')
path = get_pidpath(rundir, process_type, name)
try:
os.unlink(path)
except OSError, e:
if e.errno == errno.ENOENT and force:
pass
else:
raise
def write_pidfile(rundir, process_type=PROCESS_TYPE,
name=None, file=None): #@ReservedAssignment
"""
Write a pid file in the run directory, using the given process type
and process name for the filename.
@rtype: str
@returns: full path to the pid file that was written
"""
from feat.common.run import get_pidpath
# don't shadow builtin file
pid_file = file
if pid_file is None:
_ensure_dir(rundir, "rundir")
filename = get_pidpath(rundir, process_type, name)
pid_file = open(filename, 'w')
else:
filename = pid_file.name
pid_file.write("%d\n" % (os.getpid(), ))
pid_file.close()
os.chmod(filename, 0644)
return filename
