def post(self, request):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=500)
data = json.loads(request.POST['metadata']) # json data is in metadata parameter for this request
if not data:
return JSONResponse("Invalid format or empty request", status=status.HTTP_400_BAD_REQUEST)
controller_id = r.incr("controllers:id")
try:
data['id'] = controller_id
file_obj = request.FILES['file']
make_sure_path_exists(settings.CONTROLLERS_DIR)
path = save_file(file_obj, settings.CONTROLLERS_DIR)
data['controller_name'] = os.path.basename(path)
r.hmset('controller:' + str(controller_id), data)
return JSONResponse(data, status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error to save the object", status=status.HTTP_400_BAD_REQUEST)
except ValueError:
return JSONResponse("Error starting/stoping controller", status=status.HTTP_400_BAD_REQUEST)
except Exception:
return JSONResponse("Error uploading file", status=status.HTTP_400_BAD_REQUEST)
def put(self, request, metric_module_id):
data = {}
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=status.HTTP_500_INTERNAL_SERVER_ERROR)
try:
file_obj = request.FILES['file']
make_sure_path_exists(settings.WORKLOAD_METRICS_DIR)
path = save_file(file_obj, settings.WORKLOAD_METRICS_DIR)
data['metric_name'] = os.path.basename(path)
# synchronize metrics directory with all nodes
try:
rsync_dir_with_nodes(settings.WORKLOAD_METRICS_DIR, settings.WORKLOAD_METRICS_DIR)
except FileSynchronizationException as e:
# print "FileSynchronizationException", e # TODO remove
return JSONResponse(e.message, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
r.hmset('workload_metric:' + str(metric_module_id), data)
return JSONResponse("Data updated", status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error updating data", status=status.HTTP_400_BAD_REQUEST)
except ValueError:
return JSONResponse("Error starting controller", status=status.HTTP_400_BAD_REQUEST)
def put(self, request, dependency_id, format=None):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Problems to connect with the DB', status=500)
if r.exists("dependency:" + str(dependency_id)):
file_obj = request.FILES['file']
path = save_file(file_obj, settings.DEPENDENCY_DIR)
r.hset("dependency:" + str(dependency_id), "path", str(path))
return JSONResponse('Dependency has been updated', status=201)
return JSONResponse('Dependency does not exist', status=404)
def put(self, request, controller_id):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=500)
try:
file_obj = request.FILES['file']
make_sure_path_exists(settings.CONTROLLERS_DIR)
path = save_file(file_obj, settings.CONTROLLERS_DIR)
r.hmset('controller:' + str(controller_id), {'controller_name': os.path.basename(path)})
return JSONResponse("Data updated", status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error updating data", status=status.HTTP_400_BAD_REQUEST)
except ValueError:
return JSONResponse("Error starting controller", status=status.HTTP_400_BAD_REQUEST)
def put(self, request, controller_id):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=500)
try:
file_obj = request.FILES['file']
make_sure_path_exists(settings.CONTROLLERS_DIR)
path = save_file(file_obj, settings.CONTROLLERS_DIR)
r.hmset('controller:' + str(controller_id),
{'controller_name': os.path.basename(path)})
return JSONResponse("Data updated", status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error updating data",
status=status.HTTP_400_BAD_REQUEST)
except ValueError:
return JSONResponse("Error starting controller",
status=status.HTTP_400_BAD_REQUEST)
def post(self, request):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=500)
data = json.loads(request.POST['metadata']) # json data is in metadata parameter for this request
if not data:
return JSONResponse("Invalid format or empty request", status=status.HTTP_400_BAD_REQUEST)
workload_metric_id = r.incr("workload_metrics:id")
try:
data['id'] = workload_metric_id
file_obj = request.FILES['file']
make_sure_path_exists(settings.WORKLOAD_METRICS_DIR)
path = save_file(file_obj, settings.WORKLOAD_METRICS_DIR)
data['metric_name'] = os.path.basename(path)
# synchronize metrics directory with all nodes
try:
rsync_dir_with_nodes(settings.WORKLOAD_METRICS_DIR, settings.WORKLOAD_METRICS_DIR)
except FileSynchronizationException as e:
# print "FileSynchronizationException", e # TODO remove
return JSONResponse(e.message, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
r.hmset('workload_metric:' + str(workload_metric_id), data)
return JSONResponse(data, status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error to save the object", status=status.HTTP_400_BAD_REQUEST)
except Exception as e:
print e
logger.error(str(e))
return JSONResponse("Error uploading file", status=status.HTTP_400_BAD_REQUEST)
def post(self, request):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=500)
data = json.loads(
request.POST['metadata']
) # json data is in metadata parameter for this request
if not data:
return JSONResponse("Invalid format or empty request",
status=status.HTTP_400_BAD_REQUEST)
controller_id = r.incr("controllers:id")
try:
data['id'] = controller_id
file_obj = request.FILES['file']
make_sure_path_exists(settings.CONTROLLERS_DIR)
path = save_file(file_obj, settings.CONTROLLERS_DIR)
data['controller_name'] = os.path.basename(path)
r.hmset('controller:' + str(controller_id), data)
return JSONResponse(data, status=status.HTTP_201_CREATED)
except DataError:
return JSONResponse("Error to save the object",
status=status.HTTP_400_BAD_REQUEST)
except ValueError:
return JSONResponse("Error starting/stoping controller",
status=status.HTTP_400_BAD_REQUEST)
except Exception:
return JSONResponse("Error uploading file",
status=status.HTTP_400_BAD_REQUEST)
def put(self, request, filter_id, format=None):
try:
r = get_redis_connection()
except RedisError:
return JSONResponse('Error connecting with DB', status=status.HTTP_500_INTERNAL_SERVER_ERROR)
filter_name = "filter:" + str(filter_id)
if r.exists(filter_name):
file_obj = request.FILES['file']
filter_type = r.hget(filter_name, 'filter_type')
if (filter_type == 'storlet' and not (file_obj.name.endswith('.jar') or file_obj.name.endswith('.py'))) or \
(filter_type == 'native' and not file_obj.name.endswith('.py')):
return JSONResponse('Uploaded file is incompatible with filter type', status=status.HTTP_400_BAD_REQUEST)
if filter_type == 'storlet':
filter_dir = settings.STORLET_FILTERS_DIR
elif filter_type == 'native':
filter_dir = settings.NATIVE_FILTERS_DIR
make_sure_path_exists(filter_dir)
path = save_file(file_obj, filter_dir)
md5_etag = md5(path)
try:
filter_basename = os.path.basename(path)
content_length = os.stat(path).st_size
etag = str(md5_etag)
path = str(path)
r.hset(filter_name, "filter_name", filter_basename)
r.hset(filter_name, "path", path)
r.hset(filter_name, "content_length", content_length)
r.hset(filter_name, "etag", etag)
except RedisError:
return JSONResponse('Problems connecting with DB', status=status.HTTP_500_INTERNAL_SERVER_ERROR)
# Update info in already deployed filters
filter_data = r.hgetall(filter_name)
main = filter_data['main']
token = get_token_connection(request)
pipelines = r.keys('pipeline:*')
for pipeline in pipelines:
target = pipeline.replace('pipeline:', '')
filters_data = r.hgetall(pipeline)
for policy_id in filters_data:
parameters = {}
parameters["policy_id"] = policy_id
cfilter = eval(filters_data[policy_id].replace('true', '"True"').replace('false', '"False"'))
if cfilter['dsl_name'] == filter_id:
cfilter['filter_name'] = filter_basename
cfilter['content_length'] = content_length
cfilter['etag'] = etag
cfilter['path'] = path
cfilter['main'] = main
set_filter(r, target, cfilter, parameters, token)
if filter_type == 'native':
# synchronize metrics directory with all nodes
try:
rsync_dir_with_nodes(filter_dir, filter_dir)
except FileSynchronizationException as e:
return JSONResponse(e.message, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
return JSONResponse('Filter has been updated', status=status.HTTP_201_CREATED)
return JSONResponse('Filter does not exist', status=status.HTTP_404_NOT_FOUND)