def disperse(fragment):
"""
Disperse the FragmentStream instance.
@param fragment: FragmentStream instnace
@return list instance: contains the generated BlockStreams
"""
conf = SADConfig()
dis = conf.getdispath()
cache = conf.getstoragepath()
bname = "%s-%05d.frag" % (fragment.getfilename(),fragment.getpos())
fragname = os.path.join( cache, bname )
disp = [ "%s-%d.ida" % (fragname, k) for k in range(5) ]
inidis = Messages.Dispersing % str(fragment)
enddis = Messages.Dispersed % str(fragment)
fragment.savetofile(fragname)
logging.info(inidis)
subprocess.call([dis, fragname])
logging.info(enddis)
blocks = list()
for k, d in enumerate(disp):
b = BlockStream(
os.path.basename(d),
"IDA",
fragment.getid(),
k
)
b.loadfromfile(d)
blocks.append(b)
return blocks
def _localprocessblock( self, block ):
"""
@param block: FragmentStream instance
"""
conf = SADConfig()
bname = os.path.join( conf.getstoragepath(), block.getfilename() )
msg = Messages.ProcessingBlock % str(block)
logging.info(msg)
print msg
block.savetofile( bname )
def main(): confpath = "/etc/celda/celdad.conf" conf = SADConfig() conf.setConfigfile(confpath) conf.loadConf() handler = ProxyHandler() proxy = Proxy() proxy.setHandler(handler) proxy.start()
def recover(blockA, blockB, blocC):
"""
Recovers the original file from the given blocks
@param blockA: BlockStream instance
@param blockB: BlockStream instance
@param blockC: BlockStream instance
@return A FragmentStream instance
"""
conf = SADConfig()
rec = conf.getrecpath()
cache = conf.getstoragepath()
bnames = list()
for b in [blockA, blockB, blocC]:
name = os.path.join( cache, b.getfilename() )
b.savetofile(name)
bname.append(name)
fragname = blockA.getfilename()[:-6]
def __init__(self):
"""
Class constructor
"""
conf = SADConfig()
self._host = conf.getaddress()
self._port = conf.getport()
self._storage = conf.getstoragepath()
self._dbase = conf.getdb()
self._msu = conf.getmsu()
def main():
"""docstring for main"""
fname = "/home/diacus/Dropbox/src/celda/file/opensuse.pdf"
fconf = "/etc/celda/celdad.conf"
conf = SADConfig()
conf.setconfigfile(fconf)
conf.loadconf()
dis, rec = conf.getidapath()
path = conf.getstoragepath()
server = "http://192.168.86.99:4242"
client = NodeClient(server)
logging.basicConfig(
format='%(asctime)s -- %(levelname)-8s %(message)s',
filename="test.log",
level=logging.DEBUG
)
fragment = FragmentStream(1, 0, "IDA")
fragment.loadfromfile(fname)
