def runZfs(self):
""" Kill previously running zfsd instances and run our own zfsd. """
self.killall() # destroy previous zfsd instances
if self.zfs:
self.zfs.wait()
self.makeDirs()
self.unpackData()
self.installModules()
loglevel = pysyplog.LOG_LOOPS
if self.logger:
loglevel = pysyplog.get_log_level(self.logger)
self.coreDumpSettings = allowCoreDumps()
# NOTE: this could grow big, but current outputs are not big enough
# to care about. Piping Popen outputs creates bigger problems than
# few kilobytes on disk (there should be NO output at all)
self.stdout = open(os.path.join(self.tempDir, "zfsd.stdout"), "wb+")
self.stderr = open(os.path.join(self.tempDir, "zfsd.stderr"), "wb+")
self.zfs = Popen(
args=(
"zfsd",
"-d",
"--" + str(pysyplog.PARAM_MEDIUM_TYPE_LONG) + "=" + str(pysyplog.FILE_MEDIUM_NAME),
"--" + str(pysyplog.PARAM_MEDIUM_FMT_LONG) + "=" + str(pysyplog.USER_READABLE_FORMATTER_NAME),
"--" + str(pysyplog.PARAM_MEDIUM_SIZE_LONG) + "=" + self.maxZfsLogSize,
"--" + str(pysyplog.PARAM_MEDIUM_FN_LONG) + "=" + os.path.join(self.tempDir, ZfsProxy.logFileName),
"-o",
"loglevel=" + str(loglevel) + ",config=" + os.path.join(self.tempDir, self.config),
self.zfsRoot,
),
bufsize=0,
cwd=self.tempDir,
stdout=self.stdout,
stderr=self.stderr,
close_fds=True,
universal_newlines=True,
)
for i in [0.2, 0.5, 1, 3, 5, 100]:
time.sleep(i)
if zfsd_status.ping_zfsd() == zfsd_status.ZFSD_STATE_RUNNING:
break
if zfsd_status.ping_zfsd() != zfsd_status.ZFSD_STATE_RUNNING:
self.killall() # be sure that we don't leave orphans
if self.coreDumpSettings:
setCoreDumpSettings(self.coreDumpSettings)
self.coreDumpSettings = None
raise ZfsRuntimeException("Zfsd doesn't start")
self.running = True
self.connectControl()
def runZfs(self):
""" Kill previously running zfsd instances and run our own zfsd. """
self.killall() #destroy previous zfsd instances
if self.zfs:
self.zfs.wait()
self.makeDirs()
self.unpackData()
self.installModules()
loglevel = pysyplog.LOG_LOOPS
if self.logger:
loglevel = pysyplog.get_log_level(self.logger)
self.coreDumpSettings = allowCoreDumps()
# NOTE: this could grow big, but current outputs are not big enough
# to care about. Piping Popen outputs creates bigger problems than
# few kilobytes on disk (there should be NO output at all)
self.stdout = open(os.path.join(self.tempDir, 'zfsd.stdout'), 'wb+')
self.stderr = open(os.path.join(self.tempDir, 'zfsd.stderr'), 'wb+')
self.zfs = Popen(args=('zfsd',
'-d',
"--" + str(pysyplog.PARAM_MEDIUM_TYPE_LONG) + "=" + \
str(pysyplog.FILE_MEDIUM_NAME),
"--" + str(pysyplog.PARAM_MEDIUM_FMT_LONG) + "=" + \
str(pysyplog.USER_READABLE_FORMATTER_NAME),
"--" + str(pysyplog.PARAM_MEDIUM_SIZE_LONG) + "=" + \
self.maxZfsLogSize,
"--" + str(pysyplog.PARAM_MEDIUM_FN_LONG) + "=" + \
os.path.join(self.tempDir, ZfsProxy.logFileName),
'-o', 'loglevel=' + str(loglevel) +
',config=' + os.path.join(self.tempDir, self.config),
self.zfsRoot), bufsize=0,
cwd = self.tempDir,
stdout = self.stdout, stderr = self.stderr, close_fds = True,
universal_newlines=True)
for i in [0.2, 0.5, 1, 3, 5, 100]:
time.sleep(i)
if zfsd_status.ping_zfsd() == zfsd_status.ZFSD_STATE_RUNNING:
break
if zfsd_status.ping_zfsd() != zfsd_status.ZFSD_STATE_RUNNING:
self.killall() #be sure that we don't leave orphans
if self.coreDumpSettings:
setCoreDumpSettings(self.coreDumpSettings)
self.coreDumpSettings = None
raise ZfsRuntimeException("Zfsd doesn't start")
self.running = True
self.connectControl()
def hasDied(self):
""" Check if zfs has died.
:Return:
True: if we thinks that zfs is running, but zfsd process is not alive
"""
return self.running and (self.zfs.poll() or zfsd_status.ping_zfsd() != zfsd_status.ZFSD_STATE_RUNNING)
def isRunning(self):
""" Check if zfs is really running.
:Return:
True: if we thinks that zfs is running and zfsd proccess is alive.
"""
return self.running and self.zfs.poll() is None and zfsd_status.ping_zfsd() == zfsd_status.ZFSD_STATE_RUNNING
def hasDied(self):
""" Check if zfs has died.
:Return:
True: if we thinks that zfs is running, but zfsd process is not alive
"""
return self.running and (self.zfs.poll() \
or zfsd_status.ping_zfsd() != zfsd_status.ZFSD_STATE_RUNNING)
def isRunning(self):
""" Check if zfs is really running.
:Return:
True: if we thinks that zfs is running and zfsd proccess is alive.
"""
return self.running and self.zfs.poll() is None \
and zfsd_status.ping_zfsd() == zfsd_status.ZFSD_STATE_RUNNING
