recover conf folder of demo-serving

examples/demo-serving/conf/general_model.prototxt

-feed_var {
-    name: "words"
-    is_lod_tensor: true
-    feed_type: 0
+is_lod_feed: true
+is_lod_feed: false
+is_lod_feed: true
+feed_type: 1
+feed_type: 0
+feed_type: 1
+
+feed_shape {
     shape: -1
 }
-feed_var {
-    name: "label"
-    is_lod_tensor: false
-    feed_type: 0
-    shape: 1    
-}
-fetch_var {
-    name: "cost"
-    shape: 1
-}
-fetch_var {
-    name: "acc"
+
+feed_shape {
     shape: 1
-}
-fetch_var {
-    name: "prediction"
     shape: 2
+    shape: 3
+}
+
+feed_shape {
+    shape: -1
 }

examples/demo-serving/conf/gflags.conf

 --enable_model_toolkit
 --enable_cube=false
 --enable_general_model=true
+--general_model_path=./conf
+--general_model_file=general_model.prototxt

examples/demo-serving/conf/model_toolkit.prototxt

+engines {
+  name: "image_classification_resnet"
+  type: "FLUID_CPU_ANALYSIS_DIR"
+  reloadable_meta: "./data/model/paddle/fluid_time_file"
+  reloadable_type: "timestamp_ne"
+  model_data_path: "./data/model/paddle/fluid/SE_ResNeXt50_32x4d"
+  runtime_thread_num: 0
+  batch_infer_size: 0
+  enable_batch_align: 0  
+  enable_memory_optimization: true
+  static_optimization: false
+  force_update_static_cache: false
+}
+
 engines {
   name: "general_model"
   type: "FLUID_CPU_ANALYSIS_DIR"
@@ -8,3 +22,39 @@ engines {
   batch_infer_size: 0
   enable_batch_align: 0
 }
+
+engines {
+  name: "text_classification_bow"
+  type: "FLUID_CPU_ANALYSIS_DIR"
+  reloadable_meta: "./data/model/paddle/fluid_time_file"
+  reloadable_type: "timestamp_ne"
+  model_data_path: "./data/model/paddle/fluid/text_classification_lstm"
+  runtime_thread_num: 0
+  batch_infer_size: 0
+  enable_batch_align: 0
+}
+
+engines {
+  name: "ctr_prediction"
+  type: "FLUID_CPU_ANALYSIS_DIR"
+  reloadable_meta: "./data/model/paddle/fluid_time_file"
+  reloadable_type: "timestamp_ne"
+  model_data_path: "./data/model/paddle/fluid/ctr_prediction"
+  runtime_thread_num: 0
+  batch_infer_size: 0
+  enable_batch_align: 0
+  sparse_param_service_type: REMOTE
+  sparse_param_service_table_name: "test_dict"
+}
+
+engines {
+  name: "bert"
+  type: "FLUID_CPU_ANALYSIS_DIR"
+  reloadable_meta: "./data/model/paddle/fluid_time_file"
+  reloadable_type: "timestamp_ne"
+  model_data_path: "./data/model/paddle/fluid/bert_cased_L-12_H-768_A-12"
+  runtime_thread_num: 0
+  batch_infer_size: 0
+  enable_batch_align: 0
+  enable_memory_optimization: true
+}

examples/demo-serving/conf/resource.prototxt

 model_toolkit_path: "./conf/"
 model_toolkit_file: "model_toolkit.prototxt"
 cube_config_file: "./conf/cube.conf"
-general_model_path: "./conf/"
-general_model_file: "general_model.prototxt"
-

examples/demo-serving/conf/service.prototxt

-port: 9292
 services {
-  name: "GeneralModelService"
-  workflows: "workflow11"
+  name: "BuiltinDenseFormatService"
+  workflows: "workflow1"
 }
+services {
+  name: "BuiltinSparseFormatService"
+  workflows: "workflow2"
+}
+
+services {
+  name: "BuiltinTestEchoService"
+  workflows: "workflow3"
+}
+
+services {
+  name: "ImageClassifyService"
+  workflows: "workflow4"
+}
+
+services {
+  name: "BuiltinFluidService"
+  workflows: "workflow5"
+}
+services {
+  name: "TextClassificationService"
+  workflows: "workflow6"
+}
+
+services {
+  name: "EchoKVDBService"
+  workflows: "workflow7"
+}
+
+services {
+  name: "CTRPredictionService"
+  workflows: "workflow8"
+}
+services {
+  name: "BertService"
+  workflows: "workflow9"
+}
+services {
+  name: "LoadGeneralModelService"
+  workflows: "workflow10"
+}
\ No newline at end of file

examples/demo-serving/conf/workflow.prototxt

 workflows {
-  name: "workflow11"
+  name: "workflow1"
   workflow_type: "Sequence"
   nodes {
-    name: "general_reader_op"
-    type: "GeneralReaderOp"
+    name: "dense_echo_op"
+    type: "DenseEchoOp"
   }
+}
+
+workflows {
+  name: "workflow2"
+  workflow_type: "Sequence"
+  nodes {
+    name: "sparse_echo_op"
+    type: "SparseEchoOp"
+    dependencies {
+      name: "startup_op"
+      mode: "RO"
+    }
+  }
+}
+workflows {
+  name: "workflow3"
+  workflow_type: "Sequence"
+  nodes {
+    name: "echo_op"
+    type: "CommonEchoOp"
+  }
+}
+workflows {
+  name: "workflow4"
+  workflow_type: "Sequence"
   nodes {
-    name: "general_infer_op"
-    type: "GeneralInferOp"
+    name: "image_reader_op"
+    type: "ReaderOp"
+  }
+  nodes {
+    name: "image_classify_op"
+    type: "ClassifyOp"
     dependencies {
-      name: "general_reader_op"
+      name: "image_reader_op"
       mode: "RO"
     }
   }
+  nodes {
+    name: "write_json_op"
+    type: "WriteJsonOp"
+    dependencies {
+      name: "image_classify_op"
+      mode: "RO"
+    }
+  }
+}
+workflows {
+  name: "workflow5"
+  workflow_type: "Sequence"
+  nodes {
+    name: "int64tensor_echo_op"
+    type: "Int64TensorEchoOp"
+  }
+}
+workflows {
+  name: "workflow6"
+  workflow_type: "Sequence"
+  nodes {
+    name: "text_classify_op"
+    type: "TextClassificationOp"
+  }
+}
+workflows {
+  name: "workflow7"
+  workflow_type: "Sequence"
+  nodes {
+    name: "echo_kvdb_service_op"
+    type: "KVDBEchoOp"
+  } 
+}
+workflows {
+  name: "workflow8"
+  workflow_type: "Sequence"
+  nodes {
+    name: "ctr_prediction_service_op"
+    type: "CTRPredictionOp"
+  } 
+}
+workflows {
+  name: "workflow9"
+  workflow_type: "Sequence"
+  nodes {
+    name: "bert_service_op"
+    type: "BertServiceOp"
+  }
+}
+workflows {
+  name: "workflow10"
+  workflow_type: "Sequence"
+  nodes {
+    name: "load_general_model_conf_op"
+    type: "LoadGeneralModelConfOp"
+  }
 }