def test_patch(self):
s = librsync.signature(self.rand1)
d = librsync.delta(self.rand2, s)
self.rand1.seek(0)
self.rand2.seek(0)
o = librsync.patch(self.rand1, d)
self.assertEqual(o.read(), self.rand2.read())
def test_patch(self):
s = librsync.signature(self.rand1)
d = librsync.delta(self.rand2, s)
self.rand1.seek(0)
self.rand2.seek(0)
o = librsync.patch(self.rand1, d)
self.assertEqual(o.read(), self.rand2.read())
def signature(self, uid, name):
res = ''
if RSYNC:
temp = get_temp(self.get_path(uid, name))
with open(temp, 'rb') as f:
sigature = librsync.signature(f)
res = b64encode(sigature.read())
return res
def add(self, path=None, fileobj=None):
if path is not None:
fileobj = bltn_open(os.path.join(self.base_path, path), 'rb')
sig = librsync.signature(fileobj)
# Copy the sig to a file in open mode
with NamedTemporaryFile() as f:
f.write(sig.read())
f.seek(0)
sig_size = os.fstat(sig.fileno()).st_size
sig_info = tarfile.TarInfo(path)
sig_info.size = sig_size
self.tar.addfile(tarinfo=sig_info, fileobj=f)
def add(self, path=None, fileobj=None):
if path is not None:
fileobj = bltn_open(os.path.join(self.base_path, path), 'rb')
sig = librsync.signature(fileobj)
# Copy the sig to a file in open mode
with NamedTemporaryFile() as f:
f.write(sig.read())
f.seek(0)
sig_size = os.fstat(sig.fileno()).st_size
sig_info = tarfile.TarInfo(path)
sig_info.size = sig_size
self.tar.addfile(tarinfo=sig_info, fileobj=f)
def CalculateDelta(self, directory, fileName):
if os.path.exists(directory + "/" + ".Delta_" + fileName):
os.remove(directory + "/" + ".Delta_" + fileName)
# The destination file.
src = file(self.directoryPath + fileName, 'rb')
# The source file.
dst = file(directory + "/" + "." + fileName, 'rb')
# Step 1: prepare signature of the destination file
signature = librsync.signature(dst)
# Step 2: prepare a delta of the source file
delta = librsync.delta(src, signature)
#Save delta in a file
dill.dump(delta, open(directory + "/" + ".Delta_" + fileName, "w"))
def send_signature(file_name):
# connect for sync
client_sig_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
wait_net_service(client_sig_socket, SERVER_IP,
pm.SharedPort.server_sig_port)
# calculate signature
sig = sync.signature(open(file_name, "rb+"))
# logging.info("sending signature of file : %s",file_name)
l = sig.read(BUFFER_SIZE)
while l:
client_sig_socket.send(l)
l = sig.read(BUFFER_SIZE)
sig.close()
client_sig_socket.close()
logging.info("Signature Sent!")
def send_signature(client_id, ip, file_name, db_conn, client):
msg = pm.get_sensig_msg(client_id, file_name, db_conn)
client.send(msg)
# connect for sync
server_sig_socket = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
wait_net_service(server_sig_socket, ip, pm.SharedPort.client_sig_port)
# calculate signature
sig = sync.signature(open(file_name, "rb+"))
# logging.info("sending signature of file : %s",file_name)
l = sig.read(BUFFER_SIZE)
while l:
server_sig_socket.send(l)
l = sig.read(BUFFER_SIZE)
sig.close()
server_sig_socket.close()
logging.info("Signature Sent!")
def signature(self, block_size=None):
"Calculates signature for local file."
kwargs = {}
if block_size:
kwargs['block_size'] = block_size
return librsync.signature(open(self.path, 'rb'), **kwargs)
#!/usr/bin/python
import librsync
import tempfile
# get the file objects
dst = file('old.SLDPRT')
src = file('new.SLDPRT')
synced = tempfile.SpooledTemporaryFile(max_size=500000000,mode='w+b')
# do the librsync stuff
signature = librsync.signature(dst)
delta = librsync.delta(src, signature)
librsync.patch(dst,delta,synced)
# write the synced file
synced.seek(0)
syncedfile = open('synced.SLDPRT','wb')
buf = synced.read()
syncedfile.write(buf)
syncedfile.close()
# write the signature to file
signature.seek(0)
sigfile = open('prt.signature','wb')
buf = signature.read()
sigfile.write(buf)
sigfile.close()
# write the delta to file
delta.seek(0)
def test_signature(self):
s = librsync.signature(self.rand1)
d = librsync.delta(self.rand2, s)
def test_signature(self):
s = librsync.signature(self.rand)
#!/usr/bin/python
import librsync
import tempfile
# get the file objects
dst = file('old.SLDASM')
src = file('new.SLDASM')
synced = tempfile.SpooledTemporaryFile(max_size=500000000, mode='w+b')
# do the librsync stuff
signature = librsync.signature(dst)
delta = librsync.delta(src, signature)
librsync.patch(dst, delta, synced)
# write the synced file
synced.seek(0)
syncedfile = open('synced.SLDASM', 'wb')
buf = synced.read()
syncedfile.write(buf)
syncedfile.close()
# write the signature to file
signature.seek(0)
sigfile = open('asm.signature', 'wb')
buf = signature.read()
sigfile.write(buf)
sigfile.close()
# write the delta to file
delta.seek(0)
delfile = open('asm.delta', 'wb')
def test_string_patch(self):
src_sig = librsync.signature(BytesIO(self.src))
delta = librsync.delta(BytesIO(self.dst), src_sig).read()
out = librsync.patch(BytesIO(self.src), BytesIO(delta))
self.assertEqual(self.dst, out.read())
def test_signature(self):
s = librsync.signature(self.rand1)
d = librsync.delta(self.rand2, s)
def get_signature(filename):
with open(filename, "r") as dst:
return librsync.signature(dst)
def signature(self, block_size=None):
"Calculates signature for local file."
kwargs = {}
if block_size:
kwargs['block_size'] = block_size
return librsync.signature(open(self.path, 'rb'), **kwargs)
def _sync(self, src, dst, dst_path):
syn = open(dst_path, 'wb')
signature = librsync.signature(dst)
delta = librsync.delta(src, signature)
librsync.patch(dst, delta, syn)
return True
def test_string_patch(self):
src_sig = librsync.signature(BytesIO(self.src))
delta = librsync.delta(BytesIO(self.dst), src_sig).read()
out = librsync.patch(BytesIO(self.src), BytesIO(delta))
self.assertEqual(self.dst, out.read())
def test_signature(self):
s = librsync.signature(self.rand)
def _sync(self,src,dst,dst_path): syn = open(dst_path,'wb') signature = librsync.signature(dst) delta = librsync.delta(src, signature) librsync.patch(dst,delta,syn) return True
