연합학습 code 정리중

-CAN_ID_BIT = 29
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+CAN_DATA_LEN    = 8
+SYNCAN_DATA_LEN   = 4
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 import torch.nn as nn
-import torch.nn.functional as F
 import torch
 import const
 
-class Net(nn.Module):
-    def __init__(self):
-        super(Net, self).__init__()
 
-        self.f1 = nn.Sequential(
-            nn.Conv2d(1, 2, 3),
-            nn.ReLU(True),
-        )
-        self.f2 = nn.Sequential(
-          nn.Conv2d(2, 4, 3),
-          nn.ReLU(True),
+STATE_DIM = 8 * 32
+class OneNet(nn.Module):
+    def __init__(self, packet_num):
+        super(OneNet, self).__init__()
+        IN_DIM = 8 * packet_num # byte
+        FEATURE_DIM = 32
+        
+        # transform the given packet into a tensor which is in a good feature space
+        self.feature_layer = nn.Sequential(
+            nn.Linear(IN_DIM, 32),
+            nn.ReLU(),
+            nn.Linear(32, FEATURE_DIM),
+            nn.ReLU()
         )
-        self.f3 = nn.Sequential(
-          nn.Conv2d(4, 8, 3),
-          nn.ReLU(True),
+
+        # generates the current state 's'
+        self.f = nn.Sequential(
+            nn.Linear(STATE_DIM + FEATURE_DIM, STATE_DIM),
+            nn.ReLU(),
+            nn.Linear(STATE_DIM, STATE_DIM),
+            nn.ReLU()
         )
-        self.f4 = nn.Sequential(
-          nn.Linear(8 * 23 * 23, 2),
+
+        # check whether the given packet is malicious
+        self.g = nn.Sequential(
+            nn.Linear(STATE_DIM + FEATURE_DIM, 64),
+            nn.ReLU(),
+            nn.Linear(64, 64),
+            nn.ReLU(),
+            nn.Linear(64, 2),
         )
 
-    def forward(self, x):
-        x = self.f1(x)
-        x = self.f2(x)
-        x = self.f3(x)
-        x = torch.flatten(x, 1)
-        x = self.f4(x)
-        return x
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+    def forward(self, x, s):
+        x   = self.feature_layer(x)
+        x   = torch.cat((x, s), 1)
+        s2  = self.f(x)
+        x2  = self.g(x)
+
+        return x2, s2
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+import tensorrt as trt
+ 
+onnx_file_name = 'bert.onnx'
+tensorrt_file_name = 'bert.plan'
+fp16_mode = True
+# int8_mode = True
+TRT_LOGGER = trt.Logger(trt.Logger.WARNING)
+EXPLICIT_BATCH = 1 << (int)(trt.NetworkDefinitionCreationFlag.EXPLICIT_BATCH)
+ 
+builder = trt.Builder(TRT_LOGGER)
+network = builder.create_network(EXPLICIT_BATCH)
+parser = trt.OnnxParser(network, TRT_LOGGER)
+ 
+builder.max_workspace_size = (1 << 30)
+builder.fp16_mode = fp16_mode
+# builder.int8_mode = int8_mode
+ 
+with open(onnx_file_name, 'rb') as model:
+    if not parser.parse(model.read()):
+        for error in range(parser.num_errors):
+            print (parser.get_error(error))
+
+# for int8 mode
+# print(network.num_layers, network.num_inputs , network.num_outputs)
+# for layer_index in range(network.num_layers):
+#   layer = network[layer_index]
+#   print(layer.name)
+#   tensor = layer.get_output(0)
+#   print(tensor.name)
+#   tensor.dynamic_range = (0, 255)
+
+  # input_tensor = layer.get_input(0)
+  # print(input_tensor)
+  # input_tensor.dynamic_range = (0, 255)
+ 
+engine = builder.build_cuda_engine(network)
+buf = engine.serialize()
+with open(tensorrt_file_name, 'wb') as f:
+    f.write(buf)
+
+print('done, trt model')
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+import tensorrt as trt
+import pycuda.driver as cuda
+import numpy as np
+import torch
+import pycuda.autoinit
+import dataset
+import model
+import time
+# print(dir(trt))
+ 
+tensorrt_file_name = 'bert.plan'
+TRT_LOGGER = trt.Logger(trt.Logger.WARNING)
+trt_runtime = trt.Runtime(TRT_LOGGER)
+ 
+with open(tensorrt_file_name, 'rb') as f:
+    engine_data = f.read()
+engine = trt_runtime.deserialize_cuda_engine(engine_data)
+context = engine.create_execution_context()
+
+# class HostDeviceMem(object):
+#     def __init__(self, host_mem, device_mem):
+#         self.host = host_mem
+#         self.device = device_mem
+ 
+#     def __str__(self):
+#         return "Host:\n" + str(self.host) + "\nDevice:\n" + str(self.device)
+ 
+#     def __repr__(self):
+#         return self.__str__()
+ 
+# inputs, outputs, bindings, stream = [], [], [], []
+# for binding in engine:
+#     size = trt.volume(engine.get_binding_shape(binding)) * engine.max_batch_size
+#     dtype = trt.nptype(engine.get_binding_dtype(binding))
+#     host_mem = cuda.pagelocked_empty(size, dtype)
+#     device_mem = cuda.mem_alloc(host_mem.nbytes)
+#     bindings.append(int(device_mem))
+#     if engine.binding_is_input(binding):
+#         inputs.append( HostDeviceMem(host_mem, device_mem) )
+#     else:
+#         outputs.append(HostDeviceMem(host_mem, device_mem))
+
+# input_ids = np.ones([1, 1, 29, 29])
+ 
+# numpy_array_input = [input_ids]
+# hosts = [input.host for input in inputs]
+# trt_types = [trt.int32]
+ 
+# for numpy_array, host, trt_types in zip(numpy_array_input, hosts, trt_types):
+#     numpy_array = np.asarray(numpy_array).ravel()
+#     np.copyto(host, numpy_array)
+
+# def do_inference(context, bindings, inputs, outputs, stream):
+#     [cuda.memcpy_htod_async(inp.device, inp.host, stream) for inp in inputs]
+#     context.execute_async_v2(bindings=bindings, stream_handle=stream.handle)
+#     [cuda.memcpy_dtoh_async(out.host, out.device, stream) for out in outputs]
+#     stream.synchronize()
+#     return [out.host for out in outputs]
+
+# trt_outputs = do_inference(
+#                         context=context,
+#                         bindings=bindings,
+#                         inputs=inputs,
+#                         outputs=outputs,
+#                         stream=stream)
+
+def infer(context, input_img, output_size, batch_size):
+    # Load engine
+    # engine = context.get_engine()
+    # assert(engine.get_nb_bindings() == 2)
+    # Convert input data to float32
+    input_img = input_img.astype(np.float32)
+    # Create host buffer to receive data
+    output = np.empty(output_size, dtype = np.float32)
+    # Allocate device memory
+    d_input = cuda.mem_alloc(batch_size * input_img.size * input_img.dtype.itemsize)
+    d_output = cuda.mem_alloc(batch_size * output.size * output.dtype.itemsize)
+
+    bindings = [int(d_input), int(d_output)]
+    stream = cuda.Stream()
+    # Transfer input data to device
+    cuda.memcpy_htod_async(d_input, input_img, stream)
+    # Execute model
+    context.execute_async(batch_size, bindings, stream.handle, None)
+    # Transfer predictions back
+    cuda.memcpy_dtoh_async(output, d_output, stream)
+    # Synchronize threads
+    stream.synchronize()
+    # Return predictions
+    return output
+
+
+# kwargs = {"./dataset/DoS_dataset.csv" : './DoS_dataset.txt'}
+# train_data_set, data_idx_map, net_class_count, net_data_count, test_data_set = dataset.GetCanDatasetUsingTxtKwarg(100, 0, **kwargs)
+# testloader = torch.utils.data.DataLoader(test_data_set, batch_size=256,
+#                                         shuffle=False, num_workers=2)
+
+check_time = time.time()
+cnt = 0
+temp = np.ones([256, 1, 29, 29])
+for idx in range(100):
+# for i, (inputs, labels) in enumerate(testloader):
+    trt_outputs = infer(context, temp, (256, 2), 256)
+
+    print(trt_outputs.shape)
+    # print(trt_outputs)
+    # print(np.argmax(trt_outputs, axis=0))
+    # cnt += 1
+    # if cnt == 100:
+    #     break
+print(time.time() - check_time)
+
+
+tensorrt_file_name = 'bert_int.plan'
+TRT_LOGGER = trt.Logger(trt.Logger.WARNING)
+trt_runtime = trt.Runtime(TRT_LOGGER)
+ 
+with open(tensorrt_file_name, 'rb') as f:
+    engine_data = f.read()
+engine = trt_runtime.deserialize_cuda_engine(engine_data)
+context = engine.create_execution_context()
+check_time = time.time()
+cnt = 0
+temp = np.ones([256, 1, 29, 29])
+for idx in range(100):
+# for i, (inputs, labels) in enumerate(testloader):
+    trt_outputs = infer(context, temp, (256, 2), 256)
+
+    print(trt_outputs.shape)
+    # print(trt_outputs)
+    # print(np.argmax(trt_outputs, axis=0))
+    # cnt += 1
+    # if cnt == 100:
+    #     break
+print(time.time() - check_time)
+
+
+test_model = model.Net().cuda()
+check_time = time.time()
+cnt = 0
+temp = torch.randn(256, 1, 29, 29).cuda()
+for idx in range(100):
+# for i, (inputs, labels) in enumerate(testloader):
+    # inputs = inputs.float().cuda()
+    normal_outputs = test_model(temp)
+    # print(normal_outputs)
+    print(normal_outputs.shape)
+    cnt += 1
+    if cnt == 100:
+        break
+print(time.time() - check_time)
+
+
+
+import tensorrt as trt
+import numpy as np
+import pycuda.autoinit
+import pycuda.driver as cuda 
+import time
+
+model_path = "bert.onnx"
+input_size = 32
+
+TRT_LOGGER = trt.Logger(trt.Logger.WARNING)
+
+# def build_engine(model_path):
+#     with trt.Builder(TRT_LOGGER) as builder, builder.create_network() as network, trt.OnnxParser(network, TRT_LOGGER) as parser: 
+#         builder.max_workspace_size = 1<<20
+#         builder.max_batch_size = 1
+#         with open(model_path, "rb") as f:
+#             parser.parse(f.read())
+#         engine = builder.build_cuda_engine(network)
+#         return engine
+
+def alloc_buf(engine):
+    # host cpu mem
+    h_in_size = trt.volume(engine.get_binding_shape(0))
+    h_out_size = trt.volume(engine.get_binding_shape(1))
+    h_in_dtype = trt.nptype(engine.get_binding_dtype(0))
+    h_out_dtype = trt.nptype(engine.get_binding_dtype(1))
+    in_cpu = cuda.pagelocked_empty(h_in_size, h_in_dtype)
+    out_cpu = cuda.pagelocked_empty(h_out_size, h_out_dtype)
+    # allocate gpu mem
+    in_gpu = cuda.mem_alloc(in_cpu.nbytes)
+    out_gpu = cuda.mem_alloc(out_cpu.nbytes)
+    stream = cuda.Stream()
+    return in_cpu, out_cpu, in_gpu, out_gpu, stream
+
+
+def inference(engine, context, inputs, out_cpu, in_gpu, out_gpu, stream):
+    # async version
+    # with engine.create_execution_context() as context:  # cost time to initialize
+    # cuda.memcpy_htod_async(in_gpu, inputs, stream)
+    # context.execute_async(1, [int(in_gpu), int(out_gpu)], stream.handle, None)
+    # cuda.memcpy_dtoh_async(out_cpu, out_gpu, stream)
+    # stream.synchronize()
+
+    # sync version
+    cuda.memcpy_htod(in_gpu, inputs)
+    context.execute(1, [int(in_gpu), int(out_gpu)])
+    cuda.memcpy_dtoh(out_cpu, out_gpu)
+    return out_cpu
+
+if __name__ == "__main__":
+    inputs = np.random.random((1, 1, 29, 29)).astype(np.float32)
+
+    tensorrt_file_name = '/content/drive/My Drive/capstone1/CAN/bert.plan'
+    TRT_LOGGER = trt.Logger(trt.Logger.WARNING)
+    trt_runtime = trt.Runtime(TRT_LOGGER)
+    
+    with open(tensorrt_file_name, 'rb') as f:
+        engine_data = f.read()
+    engine = trt_runtime.deserialize_cuda_engine(engine_data)
+    # engine = build_engine(model_path)
+    context = engine.create_execution_context()
+    for _ in range(10):
+        t1 = time.time()
+        in_cpu, out_cpu, in_gpu, out_gpu, stream = alloc_buf(engine)
+        res = inference(engine, context, inputs.reshape(-1), out_cpu, in_gpu, out_gpu, stream)
+        print(res)
+        print("cost time: ", time.time()-t1)
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+import model
+import torch
+
+import importlib
+importlib.reload(model)
+
+batch_size = 256
+model = model.Net().cuda().eval()
+inputs = torch.randn(batch_size, 1, 29, 29, requires_grad=True).cuda()
+torch_out = model(inputs)
+
+torch.onnx.export(
+    model,
+    inputs,
+    'bert.onnx',
+    input_names=['inputs'],
+    output_names=['outputs'],
+    export_params=True)
+
+print('done, onnx model')
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