Merge remote-tracking branch 'main/branch-0.4.0' into branch-0.4.0

Former-commit-id: 567d2b89bf0e202d39bcf81c9b1e8121dea254e4

cpp/CHANGELOG.md

@@ -13,6 +13,7 @@ Please mark all change in change log and use the ticket from JIRA.
 - MS-327 - Clean code for milvus
 
 ## New Feature
+- MS-343 - Implement ResourceMgr
 
 ## Task
 - MS-297 - disable mysql unit test

cpp/build.sh

@@ -11,7 +11,7 @@ PROFILING="OFF"
 BUILD_FAISS_WITH_MKL="OFF"
 USE_JFROG_CACHE="OFF"
 KNOWHERE_OPTS=""
-MILVUS_WITH_THRIFT="ON"
+MILVUS_WITH_THRIFT="OFF"
 
 while getopts "p:d:t:uhlrcgmj" arg
 do

cpp/cmake/DefineOptions.cmake

@@ -90,7 +90,7 @@ define_option(MILVUS_WITH_SQLITE_ORM "Build with SQLite ORM library" ON)
 
 define_option(MILVUS_WITH_MYSQLPP "Build with MySQL++" ON)
 
-define_option(MILVUS_WITH_THRIFT "Build with Apache Thrift library" ON)
+define_option(MILVUS_WITH_THRIFT "Build with Apache Thrift library" OFF)
 
 define_option(MILVUS_WITH_YAMLCPP "Build with yaml-cpp library" ON)
 

cpp/cmake/ThirdPartyPackages.cmake

@@ -2679,7 +2679,7 @@ macro(build_grpc)
     add_dependencies(grpc_protoc grpc_ep)
 endmacro()
 
-#if(NOT MILVUS_WITH_THRIFT STREQUAL "ON")
+if(NOT MILVUS_WITH_THRIFT STREQUAL "ON")
     resolve_dependency(GRPC)
 
     get_target_property(GRPC_INCLUDE_DIR grpc INTERFACE_INCLUDE_DIRECTORIES)
@@ -2690,4 +2690,4 @@ endmacro()
     include_directories(SYSTEM ${GRPC_THIRD_PARTY_DIR}/protobuf/src)
     link_directories(SYSTEM ${GRPC_PROTOBUF_LIB_DIR})
 
-#endif()
+endif()

cpp/scripts/start_server.sh

 #!/bin/bash
 
-../bin/milvus_server -c ../conf/server_config.yaml -l ../conf/log_config.conf
+../bin/milvus_grpc_server -c ../conf/server_config.yaml -l ../conf/log_config.conf
 

cpp/src/CMakeLists.txt

@@ -35,6 +35,7 @@ set(license_generator_files
         license/LicenseLibrary.cpp
         )
 
+if (MILVUS_WITH_THRIFT STREQUAL "ON")
 set(thrift_service_files
         thrift/gen-cpp/MilvusService.cpp
         thrift/gen-cpp/milvus_constants.cpp
@@ -44,7 +45,7 @@ set(thrift_service_files
         server/thrift_impl/ThreadPoolServer.cpp
         server/thrift_impl/ThreadPoolServer.h
         )
-
+else()
 set(grpc_service_files
         metrics/SystemInfo.cpp
         metrics/SystemInfo.h
@@ -53,6 +54,7 @@ set(grpc_service_files
         grpc/gen-status/status.grpc.pb.cc
         grpc/gen-status/status.pb.cc
         )
+endif()
 
 set(db_files
         ${CMAKE_CURRENT_SOURCE_DIR}/main.cpp
@@ -77,17 +79,17 @@ include_directories(/usr/include/mysql)
 include_directories(grpc/gen-status)
 include_directories(grpc/gen-milvus)
 
-#if (MILVUS_WITH_THRIFT STREQUAL "ON")
+if (MILVUS_WITH_THRIFT STREQUAL "ON")
     set(client_thrift_lib
             thrift)
-#else()
+else()
     set(client_grpc_lib
             grpcpp_channelz
             grpc++
             grpc
             grpc_protobuf
             grpc_protoc)
-#endif()
+endif()
 
 set(third_party_libs
         knowhere
@@ -197,34 +199,25 @@ set(knowhere_libs
         tbb
         )
 
-#if (MILVUS_WITH_THRIFT STREQUAL "ON")
-#    add_executable(milvus_thrift_server
-#            ${config_files}
-#            ${server_files}
-#            ${thriftserver_files}
-#            ${utils_files}
-#            ${thrift_service_files}
-#            ${metrics_files}
-#            )
-#else()
-#    add_executable(milvus_grpc_server
-#            ${config_files}
-#            ${server_files}
-#            ${grpcserver_files}
-#            ${utils_files}
-#            ${grpc_service_files}
-#            ${metrics_files}
-#            )
-#endif()
-add_executable(milvus_server
-        ${config_files}
-        ${server_files}
-        ${thriftserver_files}
-        ${grpcserver_files}
-        ${utils_files}
-        ${thrift_service_files}
-        ${grpc_service_files}
-        ${metrics_files})
+if (MILVUS_WITH_THRIFT STREQUAL "ON")
+    add_executable(milvus_thrift_server
+            ${config_files}
+            ${server_files}
+            ${thriftserver_files}
+            ${utils_files}
+            ${thrift_service_files}
+            ${metrics_files}
+            )
+else()
+    add_executable(milvus_grpc_server
+            ${config_files}
+            ${server_files}
+            ${grpcserver_files}
+            ${utils_files}
+            ${grpc_service_files}
+            ${metrics_files}
+            )
+endif()
 
 if (ENABLE_LICENSE STREQUAL "ON")
 	add_executable(get_sys_info ${get_sys_info_files})
@@ -233,28 +226,25 @@ if (ENABLE_LICENSE STREQUAL "ON")
 	target_link_libraries(get_sys_info ${license_libs} license_check ${third_party_libs})
 	target_link_libraries(license_generator ${license_libs} ${third_party_libs})
 
-#    if(MILVUS_WITH_THRIFT STREQUAL "ON")
-#        target_link_libraries(milvus_thrift_server ${server_libs} license_check ${knowhere_libs} ${third_party_libs})
-#    else()
-#        target_link_libraries(milvus_grpc_server ${server_libs} license_check ${knowhere_libs} ${third_party_libs})
-#    endif()
-    target_link_libraries(milvus_server ${server_libs} license_check ${knowhere_libs} ${third_party_libs})
+    if(MILVUS_WITH_THRIFT STREQUAL "ON")
+        target_link_libraries(milvus_thrift_server ${server_libs} license_check ${knowhere_libs} ${third_party_libs})
+    else()
+        target_link_libraries(milvus_grpc_server ${server_libs} license_check ${knowhere_libs} ${third_party_libs})
+    endif()
 
 else ()
-#    if(MILVUS_WITH_THRIFT STREQUAL "ON")
-#        target_link_libraries(milvus_thrift_server ${server_libs} ${knowhere_libs} ${third_party_libs})
-#    else()
-#        target_link_libraries(milvus_grpc_server ${server_libs} ${knowhere_libs} ${third_party_libs})
-#    endif()
-        target_link_libraries(milvus_server ${server_libs} ${knowhere_libs} ${third_party_libs})
+    if(MILVUS_WITH_THRIFT STREQUAL "ON")
+        target_link_libraries(milvus_thrift_server ${server_libs} ${knowhere_libs} ${third_party_libs})
+    else()
+        target_link_libraries(milvus_grpc_server ${server_libs} ${knowhere_libs} ${third_party_libs})
+    endif()
 endif()
 
-#if (MILVUS_WITH_THRIFT STREQUAL "ON")
-#    install(TARGETS milvus_thrift_server DESTINATION bin)
-#else()
-#    install(TARGETS milvus_grpc_server DESTINATION bin)
-#endif()
-    install(TARGETS milvus_server DESTINATION bin)
+if (MILVUS_WITH_THRIFT STREQUAL "ON")
+    install(TARGETS milvus_thrift_server DESTINATION bin)
+else()
+    install(TARGETS milvus_grpc_server DESTINATION bin)
+endif()
 
 install(FILES
         ${KNOWHERE_BUILD_DIR}/lib/${CMAKE_SHARED_LIBRARY_PREFIX}tbb${CMAKE_SHARED_LIBRARY_SUFFIX}

cpp/src/grpc/cpp_gen.sh

 #!/bin/bash
 
-protoc -I . --grpc_out=./gen-status --plugin=protoc-gen-grpc=`which grpc_cpp_plugin` status.proto
+/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/protobuf/protoc -I . --grpc_out=./gen-status --plugin=protoc-gen-grpc="/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/grpc_cpp_plugin" status.proto
 
-protoc -I . --cpp_out=./gen-status status.proto
+/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/protobuf/protoc -I . --cpp_out=./gen-status status.proto
 
-protoc -I . --grpc_out=./gen-milvus --plugin=protoc-gen-grpc=`which grpc_cpp_plugin` milvus.proto
+/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/protobuf/protoc -I . --grpc_out=./gen-milvus --plugin=protoc-gen-grpc="/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/grpc_cpp_plugin" milvus.proto
 
-protoc -I . --cpp_out=./gen-milvus milvus.proto
\ No newline at end of file
+/home/yukun/test/milvus/cpp/cmake-build-debug/grpc_ep-prefix/src/grpc_ep/bins/opt/protobuf/protoc -I . --cpp_out=./gen-milvus milvus.proto
\ No newline at end of file

cpp/src/grpc/milvus.proto

@@ -38,9 +38,9 @@ message RowRecord {
 }
 
 /**
- * @brief Infos to be inserted
+ * @brief params to be inserted
  */
-message InsertInfos {
+message InsertParam {
     string table_name = 1;
     repeated RowRecord row_record_array = 2;
 }
@@ -54,9 +54,9 @@ message VectorIds {
 }
 
 /**
- * @brief Infos for searching vector
+ * @brief params for searching vector
  */
-message SearchVectorInfos {
+message SearchParam {
     string table_name = 1;
     repeated RowRecord query_record_array = 2;
     repeated Range query_range_array = 3;
@@ -64,15 +64,15 @@ message SearchVectorInfos {
 }
 
 /**
- * @brief Infos for searching vector in files
+ * @brief params for searching vector in files
  */
-message SearchVectorInFilesInfos {
+message SearchInFilesParam {
     repeated string file_id_array = 1;
-    SearchVectorInfos search_vector_infos = 2;
+    SearchParam search_param = 2;
 }
 
 /**
- * @brief Query result infos
+ * @brief Query result params
  */
 message QueryResult {
     int64 id = 1;
@@ -119,11 +119,28 @@ message Command {
 }
 
 /**
- * @brief Give Server Command
+ * @brief Index
  */
-message ServerStatus{
-    Status status = 1;
-    string info = 2;
+message Index {
+    int32 index_type = 1;
+    int64 nlist = 2;
+    int32 index_file_size = 3;
+}
+
+/**
+ * @brief Index params
+ */
+message IndexParam {
+    TableName table_name = 1;
+    Index index = 2;
+}
+
+/**
+ * @brief table name and range for DeleteByRange
+ */
+message DeleteByRangeParam {
+    Range range = 1;
+    string table_name = 2;
 }
 
 service MilvusService {
@@ -165,7 +182,7 @@ service MilvusService {
      * @param table_name, table is going to be built index.
      *
      */
-    rpc BuildIndex(TableName) returns (Status) {}
+    rpc CreateIndex(IndexParam) returns (Status) {}
 
     /**
      * @brief Add vector array to table
@@ -177,7 +194,7 @@ service MilvusService {
      *
      * @return vector id array
      */
-    rpc InsertVector(InsertInfos) returns (VectorIds) {}
+    rpc Insert(InsertParam) returns (VectorIds) {}
 
     /**
      * @brief Query vector
@@ -191,7 +208,7 @@ service MilvusService {
      *
      * @return query result array.
      */
-    rpc SearchVector(SearchVectorInfos) returns (stream TopKQueryResult) {}
+    rpc Search(SearchParam) returns (stream TopKQueryResult) {}
 
     /**
      * @brief Internal use query interface
@@ -205,7 +222,7 @@ service MilvusService {
      *
      * @return query result array.
      */
-    rpc SearchVectorInFiles(SearchVectorInFilesInfos) returns (stream TopKQueryResult) {}
+    rpc SearchInFiles(SearchInFilesParam) returns (stream TopKQueryResult) {}
 
     /**
      * @brief Get table schema
@@ -227,7 +244,7 @@ service MilvusService {
      *
      * @return table schema
      */
-    rpc GetTableRowCount(TableName) returns (TableRowCount) {}
+    rpc CountTable(TableName) returns (TableRowCount) {}
 
     /**
      * @brief List all tables in database
@@ -246,5 +263,42 @@ service MilvusService {
      *
      * @return Server status.
      */
-    rpc Ping(Command) returns (ServerStatus) {}
+    rpc Cmd(Command) returns (StringReply) {}
+
+     /**
+     * @brief delete table by range
+     *
+     * This method is used to delete vector by range
+     *
+     * @return rpc status.
+     */
+     rpc DeleteByRange(DeleteByRangeParam) returns (Status) {}
+
+     /**
+      * @brief preload table
+      *
+      * This method is used to preload table
+      *
+      * @return Status.
+      */
+     rpc PreloadTable(TableName) returns (Status) {}
+
+     /**
+      * @brief describe index
+      *
+      * This method is used to describe index
+      *
+      * @return Status.
+      */
+     rpc DescribeIndex(TableName) returns (IndexParam) {}
+
+     /**
+      * @brief drop index
+      *
+      * This method is used to drop index
+      *
+      * @return Status.
+      */
+     rpc DropIndex(TableName) returns (Status) {}
+
 }

cpp/src/scheduler/ResourceMgr.cpp

+
+/*******************************************************************************
+ * Copyright 上海赜睿信息科技有限公司(Zilliz) - All Rights Reserved
+ * Unauthorized copying of this file, via any medium is strictly prohibited.
+ * Proprietary and confidential.
+ ******************************************************************************/
+#include "ResourceMgr.h"
+#include "db/Log.h"
+
+namespace zilliz {
+namespace milvus {
+namespace engine {
+
+ResourceMgr::ResourceMgr()
+    : running_(false) {
+
+}
+
+ResourceWPtr
+ResourceMgr::Add(ResourcePtr &&resource) {
+    ResourceWPtr ret(resource);
+
+    std::lock_guard<std::mutex> lck(resources_mutex_);
+    if(running_) {
+        ENGINE_LOG_ERROR << "ResourceMgr is running, not allow to add resource";
+        return ret;
+    }
+
+    resources_.emplace_back(resource);
+
+    size_t index = resources_.size() - 1;
+    resource->RegisterOnStartUp([&] {
+        start_up_event_[index] = true;
+        event_cv_.notify_one();
+    });
+    resource->RegisterOnFinishTask([&] {
+        finish_task_event_[index] = true;
+        event_cv_.notify_one();
+    });
+    resource->RegisterOnCopyCompleted([&] {
+        copy_completed_event_[index] = true;
+        event_cv_.notify_one();
+    });
+    resource->RegisterOnTaskTableUpdated([&] {
+        task_table_updated_event_[index] = true;
+        event_cv_.notify_one();
+    });
+    return ret;
+}
+
+void
+ResourceMgr::Connect(ResourceWPtr &res1, ResourceWPtr &res2, Connection &connection) {
+    if (auto observe_a = res1.lock()) {
+        if (auto observe_b = res2.lock()) {
+            observe_a->AddNeighbour(std::static_pointer_cast<Node>(observe_b), connection);
+        }
+    }
+}
+
+void
+ResourceMgr::EventProcess() {
+    while (running_) {
+        std::unique_lock <std::mutex> lock(resources_mutex_);
+        event_cv_.wait(lock, [this] { return !resources_.empty(); });
+
+        if(!running_) {
+            break;
+        }
+
+        for (uint64_t i = 0; i < resources_.size(); ++i) {
+            ResourceWPtr res(resources_[i]);
+            if (start_up_event_[i]) {
+                on_start_up_(res);
+                start_up_event_[i] = false;
+            }
+            if (finish_task_event_[i]) {
+                on_finish_task_(res);
+                finish_task_event_[i] = false;
+            }
+            if (copy_completed_event_[i]) {
+                on_copy_completed_(res);
+                copy_completed_event_[i] = false;
+            }
+            if (task_table_updated_event_[i]) {
+                on_task_table_updated_(res);
+                task_table_updated_event_[i] = false;
+            }
+        }
+    }
+}
+
+void
+ResourceMgr::Start() {
+    std::lock_guard<std::mutex> lck(resources_mutex_);
+    for (auto &resource : resources_) {
+        resource->Start();
+    }
+    worker_thread_ = std::thread(&ResourceMgr::EventProcess, this);
+
+    running_ = true;
+}
+
+void
+ResourceMgr::Stop() {
+    std::lock_guard<std::mutex> lck(resources_mutex_);
+
+    running_ = false;
+    worker_thread_.join();
+
+    for (auto &resource : resources_) {
+        resource->Stop();
+    }
+}
+
+std::string
+ResourceMgr::Dump() {
+    std::string str = "ResourceMgr contains " + std::to_string(resources_.size()) + " resources.\n";
+
+    for (uint64_t i = 0; i < resources_.size(); ++i) {
+        str += "Resource No." + std::to_string(i) + ":\n";
+        //str += resources_[i]->Dump();
+    }
+
+    return str;
+}
+
+}
+}
+}

cpp/src/scheduler/ResourceMgr.h

@@ -9,7 +9,10 @@
 #include <string>
 #include <vector>
 #include <memory>
+#include <mutex>
+#include <condition_variable>
 
+#include "resource/Resource.h"
 
 namespace zilliz {
 namespace milvus {
@@ -17,7 +20,7 @@ namespace engine {
 
 class ResourceMgr {
 public:
-    ResourceMgr() : running_(false) {}
+    ResourceMgr();
 
     /******** Management Interface ********/
 
@@ -27,42 +30,24 @@ public:
      * Functions only modify bool variable, like event trigger;
      */
     ResourceWPtr
-    Add(ResourcePtr &&resource) {
-        ResourceWPtr ret(resource);
-        resources_.emplace_back(resource);
-
-//        resource->RegisterOnStartUp([] {
-//            start_up_event_[index] = true;
-//        });
-//        resource.RegisterOnFinishTask([] {
-//            finish_task_event_[index] = true;
-//        });
-        return ret;
-    }
+    Add(ResourcePtr &&resource);
 
     /*
      * Create connection between A and B;
      */
     void
-    Connect(ResourceWPtr &A, ResourceWPtr &B, Connection &connection) {
-        if (auto observe_a = A.lock()) {
-            if (auto observe_b = B.lock()) {
-                observe_a->AddNeighbour(std::static_pointer_cast<Node>(observe_b), connection);
-            }
-        }
-    }
+    Connect(ResourceWPtr &res1, ResourceWPtr &res2, Connection &connection);
 
     /*
      * Synchronous start all resource;
      * Last, start event process thread;
      */
     void
-    StartAll() {
-        for (auto &resource : resources_) {
-            resource->Start();
-        }
-        worker_thread_ = std::thread(&ResourceMgr::EventProcess, this);
-    }
+    Start();
+
+    void
+    Stop();
+
 
     // TODO: add stats interface(low)
 
@@ -89,13 +74,17 @@ public:
      * Register on copy task data completed event;
      */
     void
-    RegisterOnCopyCompleted(std::function<void(ResourceWPtr)> &func);
+    RegisterOnCopyCompleted(std::function<void(ResourceWPtr)> &func) {
+        on_copy_completed_ = func;
+    }
 
     /*
      * Register on task table updated event;
      */
     void
-    RegisterOnTaskTableUpdated(std::function<void(ResourceWPtr)> &func);
+    RegisterOnTaskTableUpdated(std::function<void(ResourceWPtr)> &func) {
+        on_task_table_updated_ = func;
+    }
 
 public:
     /******** Utlitity Functions ********/
@@ -105,23 +94,16 @@ public:
 
 private:
     void
-    EventProcess() {
-        while (running_) {
-            for (uint64_t i = 0; i < resources_.size(); ++i) {
-                if (start_up_event_[i]) {
-                    on_start_up_(resources_[i]);
-                }
-            }
-        }
-
-    }
+    EventProcess();
 
 private:
     bool running_;
 
     std::vector<ResourcePtr> resources_;
+    mutable std::mutex resources_mutex_;
     std::thread worker_thread_;
 
+    std::condition_variable event_cv_;
     std::vector<bool> start_up_event_;
     std::vector<bool> finish_task_event_;
     std::vector<bool> copy_completed_event_;

cpp/start_server.sh

 #!/bin/bash
 
-./cmake_build/src/milvus_server -c ./conf/server_config.yaml -l ./conf/log_config.conf &
+./cmake_build/src/milvus_grpc_server -c ./conf/server_config.yaml -l ./conf/log_config.conf &