def writeLastMntFile(client_mount_path, server_mount_path):
try:
f = open(LAST_MNT_FILENAME, 'w')
f.write(client_mount_path)
f.write(server_mount_path)
f.close()
except Exception as err:
np.print_msg("An error occured writing the previous mount file: {0}".format(err), MessageLevel.ERROR)
result = ''
def move(src, dest):
result = True
try:
shutil.move(src, dest)
np.print_msg("Moved {0} to {1}".format(src, dest), MessageLevel.INFO)
except Exception as err:
np.print_msg("Failed to move {0} to {1} ...\n\t{2}".format(src, dest, err), MessageLevel.ERROR)
result = False
return result
def writeLastMntFile(client_mount_path, server_mount_path):
try:
f = open(LAST_MNT_FILENAME, 'w')
f.write(client_mount_path)
f.write(server_mount_path)
f.close()
except Exception as err:
np.print_msg(
"An error occured writing the previous mount file: {0}".format(
err), MessageLevel.ERROR)
result = ''
def bindServerSocket(port):
server_sock = None
try:
server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_sock.bind((HOST, port))
np.print_msg("Successfully bound server socket to port:{0}".format(PORT), MessageLevel.INFO)
except Exception as err:
np.print_msg("Failed to bind server socket to port:{0}".format(PORT), MessageLevel.ERROR)
server_sock = None
return server_sock
def move(src, dest):
result = True
try:
shutil.move(src, dest)
np.print_msg("Moved {0} to {1}".format(src, dest), MessageLevel.INFO)
except Exception as err:
np.print_msg(
"Failed to move {0} to {1} ...\n\t{2}".format(src, dest, err),
MessageLevel.ERROR)
result = False
return result
def getLastMntFileContents():
result = ''
try:
if os.path.isfile(LAST_MNT_FILENAME):
f = open(LAST_MNT_FILENAME, 'r')
result = f.read()
f.close()
except Exception as err:
np.print_msg("An error occured retrieving the previous mount file: {0}".format(err), MessageLevel.ERROR)
result = ''
return result
def processConnection(conn, args):
ncmd = conn.recv(ncmds.MAX_CMD_SIZE)
quit, cmd_success = processCmd(ncmd, args)
resp = processResponse(ncmd, cmd_success)
if len(resp) > 0:
try:
conn.send(resp)
except Exception as err:
np.print_msg(msg, MessageLevel.ERROR)
conn.close()
return quit
def processConnection(conn, args): ncmd = conn.recv(ncmds.MAX_CMD_SIZE) quit, cmd_success = processCmd(ncmd, args) resp = processResponse(ncmd, cmd_success) if len(resp) > 0: try: conn.send(resp) except Exception as err: np.print_msg(msg, MessageLevel.ERROR) conn.close() return quit
def getLastMntFileContents():
result = ''
try:
if os.path.isfile(LAST_MNT_FILENAME):
f = open(LAST_MNT_FILENAME, 'r')
result = f.read()
f.close()
except Exception as err:
np.print_msg(
"An error occured retrieving the previous mount file: {0}".format(
err), MessageLevel.ERROR)
result = ''
return result
def bindServerSocket(port):
server_sock = None
try:
server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
server_sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server_sock.bind((HOST, port))
np.print_msg(
"Successfully bound server socket to port:{0}".format(PORT),
MessageLevel.INFO)
except Exception as err:
np.print_msg("Failed to bind server socket to port:{0}".format(PORT),
MessageLevel.ERROR)
server_sock = None
return server_sock
def main():
# Get the port
args = getArgs()
server_port = PORT
if args.port:
server_port = args.port
# Bind the sever socket
server_sock = bindServerSocket(server_port)
if server_sock:
while True:
conn = None
try:
conn, addr = acceptConnection(server_sock)
np.print_msg(
"Successfully connected to client: {0}:{1}".format(
addr[0], PORT), MessageLevel.INFO)
except socket.error as msg:
np.print_msg(msg, MessageLevel.ERROR)
conn = None
if conn:
quit = processConnection(conn, args)
if quit:
np.print_msg(
"Server shutdown requested @ {0}...".format(
datetime.datetime.now()), MessageLevel.INFO)
break
# Keep this at the end for safety!
if server_sock:
server_sock.close()
def processCmd(ncmd, args):
quit = False
cmd_success = True
np.print_msg("Received command: {0}".format(ncmd), MessageLevel.INFO)
dest = ncmds.getCommandDest(ncmd)
srcs = ncmds.getCommandSrcs(ncmd)
if ncmds.isQuitSequence(ncmd):
quit = True
else:
if args.validate_server_mount:
srcs_valid = validatePaths(srcs, args.validate_server_mount)
dest_valid = validatePath(dest, args.validate_server_mount)
cmd_success = srcs_valid and dest_valid
# Only try and conduct file operations when validation is disabled,
# or if validation is enabled, and it passes.
if cmd_success:
if ncmds.isMove(ncmd):
for src in srcs:
if not nfops.move(src, dest):
cmd_success = False
elif ncmds.isCopy(ncmd):
for src in srcs:
if not nfops.copy(src, dest):
cmd_success = False
elif ncmds.isRemove(ncmd):
# The naming here isn't ideal, but this code gets the job done!
for src in srcs:
if not nfops.remove(src):
cmd_success = False
if not nfops.remove(dest):
cmd_success = False
return quit, cmd_success
def processCmd(ncmd, args):
quit = False
cmd_success = True
np.print_msg("Received command: {0}".format(ncmd), MessageLevel.INFO)
dest = ncmds.getCommandDest(ncmd)
srcs = ncmds.getCommandSrcs(ncmd)
if ncmds.isQuitSequence(ncmd):
quit = True
else:
if args.validate_server_mount:
srcs_valid = validatePaths(srcs, args.validate_server_mount)
dest_valid = validatePath(dest, args.validate_server_mount)
cmd_success = srcs_valid and dest_valid
# Only try and conduct file operations when validation is disabled,
# or if validation is enabled, and it passes.
if cmd_success:
if ncmds.isMove(ncmd):
for src in srcs:
if not nfops.move(src, dest):
cmd_success = False
elif ncmds.isCopy(ncmd):
for src in srcs:
if not nfops.copy(src, dest):
cmd_success = False
elif ncmds.isRemove(ncmd):
# The naming here isn't ideal, but this code gets the job done!
for src in srcs:
if not nfops.remove(src):
cmd_success = False
if not nfops.remove(dest):
cmd_success = False
return quit, cmd_success
def main():
# Get the port
args = getArgs()
server_port = PORT
if args.port:
server_port = args.port
# Bind the sever socket
server_sock = bindServerSocket(server_port)
if server_sock:
while True:
conn = None
try:
conn, addr = acceptConnection(server_sock)
np.print_msg("Successfully connected to client: {0}:{1}".format(addr[0], PORT), MessageLevel.INFO)
except socket.error as msg:
np.print_msg(msg, MessageLevel.ERROR)
conn = None
if conn:
quit = processConnection(conn, args)
if quit:
np.print_msg("Server shutdown requested @ {0}...".format(datetime.datetime.now()), MessageLevel.INFO)
break
# Keep this at the end for safety!
if server_sock:
server_sock.close()
def copy(src, dest):
result = True
try:
if isFile(src):
shutil.copy(src, dest)
np.print_msg("Copied file {0} to {1}".format(src, dest), MessageLevel.INFO)
elif isDirectory(src):
shutil.copytree(src, dest)
np.print_msg("Copied folder {0} to {1}".format(src, dest), MessageLevel.INFO)
else:
np.print_msg("Failed to remove {0} ...\n\tNot a recognized file or folder.".format(src), MessageLevel.ERROR)
result = False
except Exception as err:
np.print_msg("Failed to copy {0} to {1} ...\n\t{2}".format(src, dest, err), MessageLevel.ERROR)
result = False
return result
def remove(target):
result = True
try:
if isFile(target):
os.remove(target)
np.print_msg("Removed file {0}".format(target), MessageLevel.INFO)
elif isDirectory(target):
shutil.rmtree(target)
np.print_msg("Removed folder {0}".format(target), MessageLevel.INFO)
else:
np.print_msg(
"Failed to remove {0} ...\n\tNot a recognized file or folder.".format(target), MessageLevel.ERROR
)
result = False
except Exception as err:
np.print_msg("Failed to remove {0} ...\n\t{2}".format(target, err), MessageLevel.ERROR)
result = False
return result
def remove(target):
result = True
try:
if isFile(target):
os.remove(target)
np.print_msg("Removed file {0}".format(target), MessageLevel.INFO)
elif isDirectory(target):
shutil.rmtree(target)
np.print_msg("Removed folder {0}".format(target),
MessageLevel.INFO)
else:
np.print_msg(
"Failed to remove {0} ...\n\tNot a recognized file or folder.".
format(target), MessageLevel.ERROR)
result = False
except Exception as err:
np.print_msg("Failed to remove {0} ...\n\t{2}".format(target, err),
MessageLevel.ERROR)
result = False
return result
def copy(src, dest):
result = True
try:
if isFile(src):
shutil.copy(src, dest)
np.print_msg("Copied file {0} to {1}".format(src, dest),
MessageLevel.INFO)
elif isDirectory(src):
shutil.copytree(src, dest)
np.print_msg("Copied folder {0} to {1}".format(src, dest),
MessageLevel.INFO)
else:
np.print_msg(
"Failed to remove {0} ...\n\tNot a recognized file or folder.".
format(src), MessageLevel.ERROR)
result = False
except Exception as err:
np.print_msg(
"Failed to copy {0} to {1} ...\n\t{2}".format(src, dest, err),
MessageLevel.ERROR)
result = False
return result
def main():
args = getArgs()
HOST = "192.168.1.189"
PORT = 10123
blocking = '1'
if args.non_blocking:
blocking = '0'
# Parse the command.
if not args.cmd in recognized_cmds:
np.print_msg("Unrecognized command: {0}".format(args.cmd),
MessageLevel.ERROR)
sys.exit()
client_mnt = getClientMount(args.client_mount)
server_mnt = getServerMount(args.server_mount)
# Some debug messages to help the user figure out what their mounts are if not explicitly set.
np.print_msg("Using client mount: {0}".format(client_mnt),
MessageLevel.DEBUG)
np.print_msg("Using server mount: {0}".format(server_mnt),
MessageLevel.DEBUG)
# Convert the client path to a server path, if possible
sources = []
destination = ''
if (client_mnt and server_mnt):
# Add sources we can parse -- in the future maybe we should error out and warn the user if we can't
for src in args.src:
converted_source = ncmd_fileops.convertPath(
client_mnt, server_mnt, src)
if converted_source:
sources.append(converted_source)
destination = ncmd_fileops.convertPath(client_mnt, server_mnt,
args.dest)
else:
sources = args.src
destination = args.dest
quit = ncmds.isQuitCmd(args.cmd)
if quit:
ncmd = ncmds.getQuitSequence()
else:
ncmd = ncmds.genCommand(args.cmd, sources, destination, blocking)
np.print_msg("Command to send: {0}".format(ncmd), MessageLevel.DEBUG)
if args.port:
PORT = args.port
if args.host:
HOST = args.host
client_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# Try the connection.
try:
client_sock.connect((HOST, PORT))
except socket.error as msg:
np.print_msg(msg, MessageLevel.ERROR)
client_sock = None
if client_sock:
np.print_msg(
"Successfully connected to host: {0}:{1}".format(HOST, PORT),
MessageLevel.INFO)
client_sock.sendall(ncmd)
# Close the connection on the client when quitting to allow socket reuse!
if quit:
client_sock.close()
client_sock = None
# We only expect responses for blocking commands, and expect none for the quit cmd.
if not args.non_blocking and not quit:
nrsp = client_sock.recv(ncmds.MAX_CMD_SIZE)
# If the recieved response is legit.
if ncmds.isResponse(ncmd, nrsp):
if ncmds.isSuccessfulRsp(nrsp):
np.print_msg(
"Command: {0} completed successfully.".format(ncmd),
MessageLevel.INFO)
elif ncmds.isFailureRsp(nrsp):
np.print_msg(
"Command: {0} completed unsuccessfully.".format(ncmd),
MessageLevel.ERROR)
else:
np.print_msg(
"Something odd recieved, not a recognized response: {0}".
format(nrsp), MessageLevel.ERROR)
# Keep this at the end for safety!
if client_sock:
client_sock.close()
# Maybe a more sophisticated decesion here later -- like if the mount paths exist.
writeLastMntFile(client_mnt, server_mnt)
def main():
args = getArgs()
HOST="192.168.1.189"
PORT=10123
blocking = '1'
if args.non_blocking:
blocking = '0'
# Parse the command.
if not args.cmd in recognized_cmds:
np.print_msg("Unrecognized command: {0}".format(args.cmd), MessageLevel.ERROR)
sys.exit()
client_mnt = getClientMount(args.client_mount)
server_mnt = getServerMount(args.server_mount)
# Some debug messages to help the user figure out what their mounts are if not explicitly set.
np.print_msg("Using client mount: {0}".format(client_mnt), MessageLevel.DEBUG)
np.print_msg("Using server mount: {0}".format(server_mnt), MessageLevel.DEBUG)
# Convert the client path to a server path, if possible
sources = []
destination = ''
if (client_mnt and server_mnt):
# Add sources we can parse -- in the future maybe we should error out and warn the user if we can't
for src in args.src:
converted_source = ncmd_fileops.convertPath(client_mnt, server_mnt, src)
if converted_source:
sources.append(converted_source)
destination = ncmd_fileops.convertPath(client_mnt, server_mnt, args.dest)
else:
sources = args.src
destination = args.dest
quit = ncmds.isQuitCmd(args.cmd)
if quit:
ncmd = ncmds.getQuitSequence()
else:
ncmd = ncmds.genCommand(args.cmd, sources, destination, blocking)
np.print_msg("Command to send: {0}".format(ncmd), MessageLevel.DEBUG)
if args.port:
PORT = args.port
if args.host:
HOST = args.host
client_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# Try the connection.
try:
client_sock.connect((HOST, PORT))
except socket.error as msg:
np.print_msg(msg, MessageLevel.ERROR)
client_sock = None
if client_sock:
np.print_msg("Successfully connected to host: {0}:{1}".format(HOST, PORT), MessageLevel.INFO)
client_sock.sendall(ncmd)
# Close the connection on the client when quitting to allow socket reuse!
if quit:
client_sock.close()
client_sock = None
# We only expect responses for blocking commands, and expect none for the quit cmd.
if not args.non_blocking and not quit:
nrsp = client_sock.recv(ncmds.MAX_CMD_SIZE)
# If the recieved response is legit.
if ncmds.isResponse(ncmd, nrsp):
if ncmds.isSuccessfulRsp(nrsp):
np.print_msg("Command: {0} completed successfully.".format(ncmd), MessageLevel.INFO)
elif ncmds.isFailureRsp(nrsp):
np.print_msg("Command: {0} completed unsuccessfully.".format(ncmd), MessageLevel.ERROR)
else:
np.print_msg("Something odd recieved, not a recognized response: {0}".format(nrsp), MessageLevel.ERROR)
# Keep this at the end for safety!
if client_sock:
client_sock.close()
# Maybe a more sophisticated decesion here later -- like if the mount paths exist.
writeLastMntFile(client_mnt, server_mnt)