def dataadd(self, rootpath): ip = self.c_channel.getpeername() self.sysinfo.add_data_server(ip, rootpath) MogamiLog.info("delete data server IP: %s" % ip) MogamiLog.info("Now there are %d data servers." % len(self.sysinfo.data_list))
def __init__(self, metaaddr, rootpath): """This is the function of MogamiMeta's init. @param metaaddr ip address or hostname of metadata server @param rootpath path of directory to store data into """ # basic information self.metaaddr = metaaddr self.rootpath = os.path.abspath(rootpath) self.filedict = MogamiLocalFileDict() # check directory for data files assert os.access(self.rootpath, os.R_OK and os.W_OK and os.X_OK) # Initialization of Log. MogamiLog.init(MogamiLog.TYPE_DATA, conf.data_loglevel) MogamiLog.info("Start initialization...") MogamiLog.debug("rootpath = " + self.rootpath) # At first, connect to metadata server and send request to attend. self.m_channel = channel.MogamiChanneltoMeta() self.m_channel.connect(self.metaaddr) MogamiLog.debug("Success in creating connection to metadata server") self.m_channel.dataadd_req(self.rootpath) MogamiLog.info("Init complete!!")
def datadel(self, ): ip = self.c_channel.getpeername() ret = self.sysinfo.remove_data_server(ip) if ret == True: MogamiLog.info("delete data server IP: %s" % ip) MogamiLog.info("Now there are %d data servers." % len(self.sysinfo.data_list))
def __init__(self, rootpath): """This is the function of MogamiMeta's init. """ MogamiLog.init(MogamiLog.TYPE_META, conf.meta_loglevel) self.sysinfo = MogamiSystemInfo(rootpath) # create a object to retrieve metadata information (meta repository) if conf.meta_type == 'fs': self.meta_rep = metadata.MogamiMetaFS(rootpath) elif conf.meta_type == 'db': self.meta_rep = None else: sys.exit("meta_type should be 'fs' or 'db' in config file") MogamiLog.info("** Mogami metadata server init was completed **") MogamiLog.debug("rootpath = " + rootpath)
def __init__(self, meta_server, *args, **kw): Fuse.__init__(self, *args, **kw) MogamiLog.info("** Mogami FS init **") self.meta_server = meta_server self.parse(errex=1) m_channel.connect(self.meta_server)
def finalize(self, ): """Finalizer of Mogami. This seems not to be called implicitly... """ m_channel.finalize() MogamiLog.info("** Mogami Unmount **")