def New(self, request, context):
result = fms.ReturnStatus()
try:
if request.type == PATH_FILE:
new_file = FileIO(request.path, "w+")
new_file.close()
elif request.type == PATH_DIR:
os.mkdir(request.path)
elif request.type == PATH_SYMLINK:
raise Exception("creation of symlinks not supported")
elif request.type == PATH_PACKAGE:
raise Exception("creation of packages not supported")
result.code = OK
except OSError as ose:
result.code = OS_ERROR
if ose.errno:
result.error_code = ose.errno
result.error_msg = utf8(ose.strerror)
result.error_file = utf8(request.path)
except IOError as ioe:
result.code = IO_ERROR
if ioe.errno:
result.error_code = ioe.errno
result.error_msg = utf8(ioe.strerror)
result.error_file = utf8(ioe.filename)
except Exception as err:
result.code = ERROR
result.error_msg = utf8(err)
result.error_file = utf8(request.path)
return result
def CopyFileTo(self, request, context):
result = fms.ReturnStatus()
try:
path = request.path
dest_uri, _dest_path = nmdurl.split(request.uri)
# get package from path
dpath = path
if os.path.basename(path) == os.path.basename(_dest_path):
dpath = _dest_path
pname, ppath = package_name(dpath)
if pname is not None:
prest = dpath.replace(ppath, '')
with open(path, 'r') as outfile:
mtime = 0.0 if request.overwrite else os.path.getmtime(
path)
content = outfile.read()
# get channel to the remote grpc server
# TODO: get secure channel, if available
channel = remote.get_insecure_channel(dest_uri)
if channel is not None:
# save file on remote server
fs = fms_grpc.FileServiceStub(channel)
response_stream = fs.SaveFileContent(
self._gen_save_content_list(
prest, content, mtime, pname),
timeout=settings.GRPC_TIMEOUT)
for response in response_stream:
if response.status.code == OK:
result.code = OK
else:
result.code = response.status.code
result.error_code = response.status.error_code
result.error_msg = response.status.error_msg
result.error_file = response.status.error_file
return result
else:
result.code = ERROR
result.error_msg = utf8(
"can not establish insecure channel to '%s'" %
dest_uri)
result.error_file = utf8(request.path)
else:
result.code = ERROR
result.error_msg = utf8(
"no package found! Only launch files from packages can be copied!"
)
result.error_file = utf8(request.path)
except OSError as ose:
result.code = OS_ERROR
if ose.errno:
result.error_code = ose.errno
result.error_msg = utf8(ose.strerror)
result.error_file = utf8(request.path)
except Exception as err:
result.code = ERROR
result.error_msg = utf8(err)
result.error_file = utf8(request.path)
return result
def Rename(self, request, context):
result = fms.ReturnStatus()
try:
os.rename(request.old, request.new)
result.code = OK
except OSError as ose:
result.code = OS_ERROR
if ose.errno:
result.error_code = ose.errno
result.error_msg = utf8(ose.strerror)
result.error_file = utf8(request.old)
except Exception as err:
result.code = ERROR
result.error_msg = utf8(err)
result.error_file = utf8(request.old)
return result
def Delete(self, request, context):
result = fms.ReturnStatus()
try:
if self._is_in_ros_root(request.path):
if os.path.isfile(request.path):
os.remove(request.path)
result.code = OK
elif os.path.isdir(request.path):
if not self._contains_packages(request.path):
shutil.rmtree(request.path)
result.code = OK
else:
result.code = ERROR
result.error_msg = utf8("path contains packages")
result.error_file = utf8(request.path)
else:
result.code = ERROR
result.error_msg = utf8("path not in ROS_PACKAGE_PATH")
result.error_file = utf8(request.path)
except OSError as ose:
result.code = OS_ERROR
if ose.errno:
result.error_code = ose.errno
result.error_msg = utf8(ose.strerror)
result.error_file = utf8(request.path)
except IOError as ioe:
result.code = IO_ERROR
if ioe.errno:
result.error_code = ioe.errno
result.error_msg = utf8(ioe.strerror)
result.error_file = utf8(ioe.filename)
except Exception as err:
result.code = ERROR
result.error_msg = utf8(err)
result.error_file = utf8(request.path)
return result