Update registerNode in indexservice

Signed-off-by: cai.zhang <cai.zhang@zilliz.com>

.clang-tidy

@@ -20,7 +20,7 @@ Checks: >
     -*, clang-diagnostic-*, -clang-diagnostic-error,
     clang-analyzer-*, -clang-analyzer-alpha*,
     google-*, -google-runtime-references, -google-readability-todo,
-    modernize-*, -modernize-pass-by-value, -modernize-use-equals-default,
+    modernize-*, -modernize-pass-by-value, -modernize-use-equals-default, -modernize-use-trailing-return-type,
     performance-faster-string-find, performance-for-range-copy,
     performance-implicit-conversion-in-loop, performance-inefficient-algorithm,
     performance-trivially-destructible, performance-inefficient-vector-operation,

Makefile

@@ -125,6 +125,10 @@ build-go: build-cpp
 	@mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && GO111MODULE=on $(GO) build -o $(INSTALL_PATH)/binlog $(PWD)/cmd/binlog/main.go 1>/dev/null
 	@echo "Building singlenode ..."
 	@mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && GO111MODULE=on $(GO) build -o $(INSTALL_PATH)/singlenode $(PWD)/cmd/singlenode/main.go 1>/dev/null
+	@echo "Building distributed indexservice ..."
+	@mkdir -p $(INSTALL_PATH)/distributed && go env -w CGO_ENABLED="1" && GO111MODULE=on $(GO) build -o $(INSTALL_PATH)/distributed/indexservice $(PWD)/cmd/distributed/indexservice/main.go 1>/dev/null
+	@echo "Building distributed indexnode ..."
+	@mkdir -p $(INSTALL_PATH)/distributed && go env -w CGO_ENABLED="1" && GO111MODULE=on $(GO) build -o $(INSTALL_PATH)/distributed/indexnode $(PWD)/cmd/distributed/indexnode/main.go 1>/dev/null
 
 build-cpp:
 	@(env bash $(PWD)/scripts/core_build.sh -f "$(CUSTOM_THIRDPARTY_PATH)")

cmd/distributed/indexnode/main.go

@@ -23,7 +23,6 @@ import (
 )
 
 func main() {
-	grpcindexnode.Init()
 	ctx, cancel := context.WithCancel(context.Background())
 	svr, err := grpcindexnode.CreateIndexNode(ctx)
 	if err != nil {

cmd/distributed/indexservice/main.go

@@ -23,7 +23,6 @@ import (
 )
 
 func main() {
-	grpcindexserver.Init()
 	ctx, cancel := context.WithCancel(context.Background())
 	svr, err := grpcindexserver.CreateIndexServer(ctx)
 	if err != nil {

internal/core/src/common/FieldMeta.h

@@ -84,6 +84,13 @@ datatype_is_vector(DataType datatype) {
 
 struct FieldMeta {
  public:
+    FieldMeta(const FieldMeta&) = delete;
+    FieldMeta(FieldMeta&&) = default;
+    FieldMeta&
+    operator=(const FieldMeta&) = delete;
+    FieldMeta&
+    operator=(FieldMeta&&) = default;
+
     FieldMeta(const FieldName& name, FieldId id, DataType type) : name_(name), id_(id), type_(type) {
         Assert(!is_vector());
     }

internal/core/src/common/LoadInfo.h

@@ -26,6 +26,6 @@ struct LoadIndexInfo {
 // NOTE: Refer to common/SystemProperty.cpp for details
 struct LoadFieldDataInfo {
     int64_t field_id;
-    void* blob;
-    int64_t row_count;
+    void* blob = nullptr;
+    int64_t row_count = -1;
 };

internal/core/src/common/Schema.h

@@ -23,20 +23,24 @@ namespace milvus {
 
 class Schema {
  public:
-    void
+    FieldId
     AddDebugField(const std::string& name, DataType data_type) {
         static int64_t debug_id = 1000;
-        this->AddField(FieldName(name), FieldId(debug_id), data_type);
-        debug_id++;
+        auto field_id = FieldId(debug_id);
+        debug_id += 2;
+        this->AddField(FieldName(name), field_id, data_type);
+        return field_id;
     }
 
     // auto gen field_id for convenience
-    void
+    FieldId
     AddDebugField(const std::string& name, DataType data_type, int64_t dim, MetricType metric_type) {
-        static int64_t debug_id = 2000;
-        auto field_meta = FieldMeta(FieldName(name), FieldId(debug_id), data_type, dim, metric_type);
-        debug_id++;
+        static int64_t debug_id = 2001;
+        auto field_id = FieldId(debug_id);
+        debug_id += 2;
+        auto field_meta = FieldMeta(FieldName(name), field_id, data_type, dim, metric_type);
         this->AddField(std::move(field_meta));
+        return field_id;
     }
 
     // scalar type
@@ -141,13 +145,14 @@ class Schema {
     void
     AddField(FieldMeta&& field_meta) {
         auto offset = fields_.size();
-        fields_.emplace_back(field_meta);
         AssertInfo(!name_offsets_.count(field_meta.get_name()), "duplicated field name");
         name_offsets_.emplace(field_meta.get_name(), offset);
         AssertInfo(!id_offsets_.count(field_meta.get_id()), "duplicated field id");
         id_offsets_.emplace(field_meta.get_id(), offset);
+
         auto field_sizeof = field_meta.get_sizeof();
         sizeof_infos_.push_back(std::move(field_sizeof));
+        fields_.emplace_back(std::move(field_meta));
         total_sizeof_ += field_sizeof;
     }
 

internal/core/src/common/Types.h

@@ -41,7 +41,7 @@ template <class...>
 constexpr std::false_type always_false{};
 
 template <typename T>
-using aligned_vector = std::vector<T, boost::alignment::aligned_allocator<T, 512>>;
+using aligned_vector = std::vector<T, boost::alignment::aligned_allocator<T, 64>>;
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 struct QueryResult {

internal/core/src/query/Plan.cpp

@@ -200,7 +200,7 @@ Parser::ParseVecNode(const Json& out_body) {
     auto field_offset = schema.get_offset(field_name);
 
     auto vec_node = [&]() -> std::unique_ptr<VectorPlanNode> {
-        auto field_meta = schema.operator[](field_name);
+        auto& field_meta = schema.operator[](field_name);
         auto data_type = field_meta.get_data_type();
         if (data_type == DataType::VECTOR_FLOAT) {
             return std::make_unique<FloatVectorANNS>();
@@ -252,7 +252,7 @@ template <typename T>
 ExprPtr
 Parser::ParseRangeNodeImpl(const FieldName& field_name, const Json& body) {
     auto expr = std::make_unique<RangeExprImpl<T>>();
-    auto field_meta = schema[field_name];
+    auto& field_meta = schema[field_name];
     auto data_type = field_meta.get_data_type();
     expr->data_type_ = data_type;
     expr->field_offset_ = schema.get_offset(field_name);

internal/core/src/query/visitors/ExecExprVisitor.cpp

@@ -130,7 +130,7 @@ ExecExprVisitor::ExecRangeVisitorImpl(RangeExprImpl<T>& expr, IndexFunc index_fu
 
     // RetType results(vec.num_chunk());
     auto indexing_barrier = segment_.num_chunk_index_safe(field_offset);
-    auto chunk_size = segment_.chunk_size();
+    auto chunk_size = segment_.size_per_chunk();
     auto num_chunk = upper_div(row_count_, chunk_size);
     RetType results;
 
@@ -290,7 +290,7 @@ ExecExprVisitor::ExecTermVisitorImpl(TermExpr& expr_raw) -> RetType {
     auto& field_meta = schema[field_offset];
     // auto vec_ptr = records.get_entity<T>(field_offset);
     // auto& vec = *vec_ptr;
-    auto chunk_size = segment_.chunk_size();
+    auto chunk_size = segment_.size_per_chunk();
     auto num_chunk = upper_div(row_count_, chunk_size);
     RetType bitsets;
 

internal/core/src/segcore/CMakeLists.txt

@@ -1,10 +1,11 @@
 
 set(SEGCORE_FILES
-        SegmentGrowingImpl.cpp
         Collection.cpp
         collection_c.cpp
         segment_c.cpp
         SegmentGrowing.cpp
+        SegmentGrowingImpl.cpp
+        SegmentSealedImpl.cpp
         IndexingEntry.cpp
         InsertRecord.cpp
         Reduce.cpp

internal/core/src/segcore/SealedIndexingRecord.h

@@ -31,7 +31,10 @@ using SealedIndexingEntryPtr = std::unique_ptr<SealedIndexingEntry>;
 
 struct SealedIndexingRecord {
     void
-    add_entry(FieldOffset field_offset, SealedIndexingEntryPtr&& ptr) {
+    add_entry(FieldOffset field_offset, MetricType metric_type, knowhere::VecIndexPtr indexing) {
+        auto ptr = std::make_unique<SealedIndexingEntry>();
+        ptr->indexing_ = indexing;
+        ptr->metric_type_ = metric_type;
         std::unique_lock lck(mutex_);
         entries_[field_offset] = std::move(ptr);
     }

internal/core/src/segcore/SegmentGrowingImpl.cpp

@@ -270,7 +270,7 @@ SegmentGrowingImpl::FillTargetEntry(const query::Plan* plan, QueryResult& result
         auto key_offset_opt = schema_->get_primary_key_offset();
         Assert(key_offset_opt.has_value());
         auto key_offset = key_offset_opt.value();
-        auto field_meta = schema_->operator[](key_offset);
+        auto& field_meta = schema_->operator[](key_offset);
         Assert(field_meta.get_data_type() == DataType::INT64);
         auto uids = record_.get_entity<int64_t>(key_offset);
         for (int64_t i = 0; i < size; ++i) {
@@ -290,12 +290,8 @@ SegmentGrowingImpl::LoadIndexing(const LoadIndexInfo& info) {
 
     Assert(info.index_params.count("metric_type"));
     auto metric_type_str = info.index_params.at("metric_type");
-    auto entry = std::make_unique<SealedIndexingEntry>();
 
-    entry->metric_type_ = GetMetricType(metric_type_str);
-    entry->indexing_ = info.index;
-
-    sealed_indexing_record_.add_entry(field_offset, std::move(entry));
+    sealed_indexing_record_.add_entry(field_offset, GetMetricType(metric_type_str), info.index);
     return Status::OK();
 }
 
@@ -306,7 +302,7 @@ SegmentGrowingImpl::chunk_data_impl(FieldOffset field_offset, int64_t chunk_id)
 }
 
 int64_t
-SegmentGrowingImpl::get_safe_num_chunk() const {
+SegmentGrowingImpl::num_chunk_data() const {
     auto size = get_insert_record().ack_responder_.GetAck();
     return upper_div(size, chunk_size_);
 }

internal/core/src/segcore/SegmentGrowingImpl.h

@@ -105,7 +105,7 @@ class SegmentGrowingImpl : public SegmentGrowing {
     }
 
     int64_t
-    chunk_size() const final {
+    size_per_chunk() const final {
         return chunk_size_;
     }
 
@@ -126,7 +126,7 @@ class SegmentGrowingImpl : public SegmentGrowing {
     }
 
     int64_t
-    get_safe_num_chunk() const override;
+    num_chunk_data() const override;
 
     Status
     LoadIndexing(const LoadIndexInfo& info) override;

internal/core/src/segcore/SegmentInterface.h

@@ -36,27 +36,21 @@ class SegmentInterface {
     virtual int64_t
     get_row_count() const = 0;
 
+    virtual const Schema&
+    get_schema() const = 0;
+
     virtual ~SegmentInterface() = default;
 };
 
 // internal API for DSL calculation
 class SegmentInternalInterface : public SegmentInterface {
  public:
-    virtual const Schema&
-    get_schema() const = 0;
-
-    virtual int64_t
-    get_safe_num_chunk() const = 0;
-
     template <typename T>
     Span<T>
     chunk_data(FieldOffset field_offset, int64_t chunk_id) const {
         return static_cast<Span<T>>(chunk_data_impl(field_offset, chunk_id));
     }
 
-    virtual int64_t
-    num_chunk_index_safe(FieldOffset field_offset) const = 0;
-
     template <typename T>
     const knowhere::scalar::StructuredIndex<T>&
     chunk_scalar_index(FieldOffset field_offset, int64_t chunk_id) const {
@@ -68,8 +62,16 @@ class SegmentInternalInterface : public SegmentInterface {
         return *ptr;
     }
 
+ public:
     virtual int64_t
-    chunk_size() const = 0;
+    num_chunk_index_safe(FieldOffset field_offset) const = 0;
+
+    virtual int64_t
+    num_chunk_data() const = 0;
+
+    // return chunk_size for each chunk, renaming against confusion
+    virtual int64_t
+    size_per_chunk() const = 0;
 
  protected:
     // blob and row_count

internal/core/src/segcore/SegmentSealed.h

@@ -16,12 +16,8 @@
 
 namespace milvus::segcore {
 
-class SegmentSealed : public SegmentInterface {
+class SegmentSealed : public SegmentInternalInterface {
  public:
-    virtual const Schema&
-    get_schema() = 0;
-    virtual int64_t
-    get_row_count() = 0;
     virtual void
     LoadIndex(const LoadIndexInfo& info) = 0;
     virtual void
@@ -31,8 +27,6 @@ class SegmentSealed : public SegmentInterface {
 using SegmentSealedPtr = std::unique_ptr<SegmentSealed>;
 
 SegmentSealedPtr
-CreateSealedSegment(SchemaPtr schema, int64_t chunk_size = 32 * 1024) {
-    return nullptr;
-}
+CreateSealedSegment(SchemaPtr schema, int64_t chunk_size = 32 * 1024);
 
 }  // namespace milvus::segcore

internal/core/src/segcore/SegmentSealedImpl.cpp

@@ -0,0 +1,119 @@
+// Copyright (C) 2019-2020 Zilliz. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software distributed under the License
+// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+// or implied. See the License for the specific language governing permissions and limitations under the License
+
+#include "segcore/SegmentSealedImpl.h"
+namespace milvus::segcore {
+void
+SegmentSealedImpl::LoadIndex(const LoadIndexInfo& info) {
+    auto field_id = FieldId(info.field_id);
+    auto field_offset = schema_->get_offset(field_id);
+
+    Assert(info.index_params.count("metric_type"));
+    auto metric_type_str = info.index_params.at("metric_type");
+    auto row_count = info.index->Count();
+    Assert(row_count > 0);
+
+    std::unique_lock lck(mutex_);
+    if (row_count_opt_.has_value()) {
+        AssertInfo(row_count_opt_.value() == row_count, "load data has different row count from other columns");
+    } else {
+        row_count_opt_ = row_count;
+    }
+    Assert(!vec_indexings_.is_ready(field_offset));
+    vec_indexings_.add_entry(field_offset, GetMetricType(metric_type_str), info.index);
+    ++ready_count_;
+}
+
+void
+SegmentSealedImpl::LoadFieldData(const LoadFieldDataInfo& info) {
+    // TODO
+    Assert(info.row_count > 0);
+    auto field_id = FieldId(info.field_id);
+    auto field_offset = schema_->get_offset(field_id);
+    auto& field_meta = schema_->operator[](field_offset);
+    Assert(!field_meta.is_vector());
+    auto element_sizeof = field_meta.get_sizeof();
+    auto length_in_bytes = element_sizeof * info.row_count;
+    aligned_vector<char> vecdata(length_in_bytes);
+    memcpy(vecdata.data(), info.blob, length_in_bytes);
+    std::unique_lock lck(mutex_);
+    if (row_count_opt_.has_value()) {
+        AssertInfo(row_count_opt_.value() == info.row_count, "load data has different row count from other columns");
+    } else {
+        row_count_opt_ = info.row_count;
+    }
+    AssertInfo(columns_data_[field_offset.get()].empty(), "already exists");
+    columns_data_[field_offset.get()] = std::move(vecdata);
+    ++ready_count_;
+}
+
+int64_t
+SegmentSealedImpl::num_chunk_index_safe(FieldOffset field_offset) const {
+    // TODO: support scalar index
+    return 0;
+}
+
+int64_t
+SegmentSealedImpl::num_chunk_data() const {
+    PanicInfo("unimplemented");
+}
+
+int64_t
+SegmentSealedImpl::size_per_chunk() const {
+    PanicInfo("unimplemented");
+}
+
+SpanBase
+SegmentSealedImpl::chunk_data_impl(FieldOffset field_offset, int64_t chunk_id) const {
+    PanicInfo("unimplemented");
+}
+
+const knowhere::Index*
+SegmentSealedImpl::chunk_index_impl(FieldOffset field_offset, int64_t chunk_id) const {
+    PanicInfo("unimplemented");
+}
+
+void
+SegmentSealedImpl::FillTargetEntry(const query::Plan* Plan, QueryResult& results) const {
+    PanicInfo("unimplemented");
+}
+
+QueryResult
+SegmentSealedImpl::Search(const query::Plan* Plan,
+                          const query::PlaceholderGroup** placeholder_groups,
+                          const Timestamp* timestamps,
+                          int64_t num_groups) const {
+    PanicInfo("unimplemented");
+}
+
+int64_t
+SegmentSealedImpl::GetMemoryUsageInBytes() const {
+    PanicInfo("unimplemented");
+}
+
+int64_t
+SegmentSealedImpl::get_row_count() const {
+    std::shared_lock lck(mutex_);
+    AssertInfo(row_count_opt_.has_value(), "Data not loaded");
+    return row_count_opt_.value();
+}
+
+const Schema&
+SegmentSealedImpl::get_schema() const {
+    return *schema_;
+}
+
+SegmentSealedPtr
+CreateSealedSegment(SchemaPtr schema, int64_t chunk_size) {
+    return std::make_unique<SegmentSealedImpl>(schema);
+}
+
+}  // namespace milvus::segcore

internal/core/src/segcore/SegmentSealedImpl.h

@@ -0,0 +1,84 @@
+// Copyright (C) 2019-2020 Zilliz. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software distributed under the License
+// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+// or implied. See the License for the specific language governing permissions and limitations under the License
+
+#pragma once
+#include "segcore/SegmentSealed.h"
+#include "SealedIndexingRecord.h"
+#include <map>
+#include <vector>
+
+namespace milvus::segcore {
+class SegmentSealedImpl : public SegmentSealed {
+ public:
+    explicit SegmentSealedImpl(SchemaPtr schema) : schema_(schema), columns_data_(schema->size()) {
+    }
+    void
+    LoadIndex(const LoadIndexInfo& info) override;
+    void
+    LoadFieldData(const LoadFieldDataInfo& info) override;
+
+ public:
+    void
+    FillTargetEntry(const query::Plan* Plan, QueryResult& results) const override;
+
+    QueryResult
+    Search(const query::Plan* Plan,
+           const query::PlaceholderGroup* placeholder_groups[],
+           const Timestamp timestamps[],
+           int64_t num_groups) const override;
+
+    int64_t
+    GetMemoryUsageInBytes() const override;
+
+    int64_t
+    get_row_count() const override;
+
+    const Schema&
+    get_schema() const override;
+
+ public:
+    int64_t
+    num_chunk_index_safe(FieldOffset field_offset) const override;
+
+    int64_t
+    num_chunk_data() const override;
+
+    // return chunk_size for each chunk, renaming against confusion
+    int64_t
+    size_per_chunk() const override;
+
+ protected:
+    // blob and row_count
+    SpanBase
+    chunk_data_impl(FieldOffset field_offset, int64_t chunk_id) const override;
+
+    const knowhere::Index*
+    chunk_index_impl(FieldOffset field_offset, int64_t chunk_id) const override;
+
+ private:
+    bool
+    is_all_ready() const {
+        return ready_count_ == schema_->size();
+    }
+
+    mutable std::shared_mutex mutex_;
+    std::atomic_int ready_count_ = 0;
+
+ private:
+    // TOOD: generate index for scalar
+    std::optional<int64_t> row_count_opt_;
+    std::map<FieldOffset, knowhere::IndexPtr> scalar_indexings_;
+    SealedIndexingRecord vec_indexings_;
+    std::vector<aligned_vector<char>> columns_data_;
+    aligned_vector<idx_t> row_ids_;
+    SchemaPtr schema_;
+};
+}  // namespace milvus::segcore

internal/core/src/segcore/segment_c.cpp

@@ -208,7 +208,7 @@ PreDelete(CSegmentInterface c_segment, int64_t size) {
     return segment->PreDelete(size);
 }
 
-//////////////////////////////    interfaces for growing segment    //////////////////////////////
+//////////////////////////////    interfaces for sealed segment    //////////////////////////////
 CStatus
 LoadFieldData(CSegmentInterface c_segment, CLoadFieldDataInfo load_field_data_info) {
     auto segment = (milvus::segcore::SegmentSealed*)c_segment;

internal/core/unittest/test_sealed.cpp

@@ -18,6 +18,7 @@
 #include <knowhere/index/vector_index/adapter/VectorAdapter.h>
 #include <knowhere/index/vector_index/VecIndexFactory.h>
 #include <knowhere/index/vector_index/IndexIVF.h>
+#include "segcore/SegmentSealedImpl.h"
 
 using namespace milvus;
 using namespace milvus::segcore;
@@ -213,4 +214,45 @@ TEST(Sealed, with_predicate) {
         ASSERT_EQ(post_qr.internal_seg_offsets_[offset], 420000 + i);
         ASSERT_EQ(post_qr.result_distances_[offset], 0.0);
     }
+}
+
+TEST(Sealed, LoadFieldData) {
+    auto dim = 16;
+    auto topK = 5;
+    int64_t N = 1000 * 1000;
+    auto metric_type = MetricType::METRIC_L2;
+    auto schema = std::make_shared<Schema>();
+    auto fakevec_id = schema->AddDebugField("fakevec", DataType::VECTOR_FLOAT, dim, metric_type);
+    auto counter_id = schema->AddDebugField("counter", DataType::INT64);
+    auto dataset = DataGen(schema, N);
+
+    auto fakevec = dataset.get_col<float>(0);
+
+    auto counter = dataset.get_col<int64_t>(1);
+    auto indexing = std::make_shared<knowhere::IVF>();
+
+    auto conf = knowhere::Config{{knowhere::meta::DIM, dim},
+                                 {knowhere::meta::TOPK, topK},
+                                 {knowhere::IndexParams::nlist, 100},
+                                 {knowhere::IndexParams::nprobe, 10},
+                                 {knowhere::Metric::TYPE, milvus::knowhere::Metric::L2},
+                                 {knowhere::meta::DEVICEID, 0}};
+    auto database = knowhere::GenDataset(N, dim, fakevec.data());
+    indexing->Train(database, conf);
+    indexing->AddWithoutIds(database, conf);
+
+    auto segment = CreateSealedSegment(schema);
+    LoadFieldDataInfo field_info;
+    field_info.field_id = counter_id.get();
+    field_info.row_count = N;
+    field_info.blob = counter.data();
+    segment->LoadFieldData(field_info);
+
+    LoadIndexInfo vec_info;
+    vec_info.field_id = fakevec_id.get();
+    vec_info.field_name = "fakevec";
+    vec_info.index = indexing;
+    vec_info.index_params["metric_type"] = milvus::knowhere::Metric::L2;
+    segment->LoadIndex(vec_info);
+    int i = 1 + 1;
 }

internal/core/unittest/test_span.cpp

@@ -33,7 +33,7 @@ TEST(Span, Naive) {
     auto age_ptr = dataset.get_col<float>(1);
     auto float_ptr = dataset.get_col<float>(2);
     SegmentInternalInterface& interface = *segment;
-    auto num_chunk = interface.get_safe_num_chunk();
+    auto num_chunk = interface.num_chunk_data();
     ASSERT_EQ(num_chunk, upper_div(N, chunk_size));
     auto row_count = interface.get_row_count();
     ASSERT_EQ(N, row_count);

internal/distributed/indexnode/client/client.go

@@ -1,4 +1,4 @@
-package grpcindexnode
+package grpcindexnodeclient
 
 import (
 	"context"
@@ -7,7 +7,6 @@ import (
 
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
 	"github.com/zilliztech/milvus-distributed/internal/proto/indexpb"
-	"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
 	"google.golang.org/grpc"
 )
 
@@ -15,32 +14,6 @@ type Client struct {
 	grpcClient indexpb.IndexNodeClient
 }
 
-func (c Client) Init() {
-	//TODO:???
-	panic("implement me")
-}
-
-func (c Client) Start() {
-	//TODO:???
-	panic("implement me")
-}
-
-func (c Client) Stop() {
-	panic("implement me")
-}
-
-func (c Client) GetComponentStates() (*internalpb2.ComponentStates, error) {
-	panic("implement me")
-}
-
-func (c Client) GetTimeTickChannel() (string, error) {
-	panic("implement me")
-}
-
-func (c Client) GetStatisticsChannel() (string, error) {
-	panic("implement me")
-}
-
 func (c Client) BuildIndex(req *indexpb.BuildIndexCmd) (*commonpb.Status, error) {
 
 	ctx := context.TODO()
@@ -53,9 +26,9 @@ func NewClient(nodeAddress string) *Client {
 	defer cancel()
 	conn, err := grpc.DialContext(ctx1, nodeAddress, grpc.WithInsecure(), grpc.WithBlock())
 	if err != nil {
-		log.Printf("IndexNode connect to IndexService failed, error= %v", err)
+		log.Printf("Connect to IndexNode failed, error= %v", err)
 	}
-	log.Printf("IndexNode connected to IndexService, IndexService=%s", Params.Address)
+	log.Printf("Connected to IndexService, IndexService=%s", nodeAddress)
 	return &Client{
 		grpcClient: indexpb.NewIndexNodeClient(conn),
 	}

internal/distributed/indexnode/paramtable.go

@@ -1,177 +0,0 @@
-package grpcindexnode
-
-import (
-	"net"
-	"strconv"
-
-	"github.com/zilliztech/milvus-distributed/internal/util/paramtable"
-)
-
-type ParamTable struct {
-	paramtable.BaseTable
-
-	Address        string
-	Port           int
-	ServiceAddress string
-	ServicePort    int
-
-	NodeID int64
-
-	MasterAddress string
-
-	EtcdAddress  string
-	MetaRootPath string
-
-	MinIOAddress         string
-	MinIOAccessKeyID     string
-	MinIOSecretAccessKey string
-	MinIOUseSSL          bool
-	MinioBucketName      string
-}
-
-var Params ParamTable
-
-func (pt *ParamTable) Init() {
-	pt.BaseTable.Init()
-	pt.initAddress()
-	pt.initPort()
-	pt.initIndexServerAddr()
-	pt.initIndexServerPort()
-	pt.initEtcdAddress()
-	pt.initMasterAddress()
-	pt.initMetaRootPath()
-	pt.initMinIOAddress()
-	pt.initMinIOAccessKeyID()
-	pt.initMinIOSecretAccessKey()
-	pt.initMinIOUseSSL()
-	pt.initMinioBucketName()
-}
-
-func (pt *ParamTable) initAddress() {
-	addr, err := pt.Load("indexNode.address")
-	if err != nil {
-		panic(err)
-	}
-
-	hostName, _ := net.LookupHost(addr)
-	if len(hostName) <= 0 {
-		if ip := net.ParseIP(addr); ip == nil {
-			panic("invalid ip indexBuilder.address")
-		}
-	}
-
-	port, err := pt.Load("indexNode.port")
-	if err != nil {
-		panic(err)
-	}
-	_, err = strconv.Atoi(port)
-	if err != nil {
-		panic(err)
-	}
-
-	pt.Address = addr + ":" + port
-}
-
-func (pt *ParamTable) initPort() {
-	pt.Port = pt.ParseInt("indexNode.port")
-}
-
-func (pt *ParamTable) initIndexServerAddr() {
-	addr, err := pt.Load("indexServer.address")
-	if err != nil {
-		panic(err)
-	}
-
-	hostName, _ := net.LookupHost(addr)
-	if len(hostName) <= 0 {
-		if ip := net.ParseIP(addr); ip == nil {
-			panic("invalid ip indexBuilder.address")
-		}
-	}
-
-	port, err := pt.Load("indexServer.port")
-	if err != nil {
-		panic(err)
-	}
-	_, err = strconv.Atoi(port)
-	if err != nil {
-		panic(err)
-	}
-
-	pt.ServiceAddress = addr + ":" + port
-}
-
-func (pt ParamTable) initIndexServerPort() {
-	pt.ServicePort = pt.ParseInt("indexServer.port")
-}
-
-func (pt *ParamTable) initEtcdAddress() {
-	addr, err := pt.Load("_EtcdAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.EtcdAddress = addr
-}
-
-func (pt *ParamTable) initMetaRootPath() {
-	rootPath, err := pt.Load("etcd.rootPath")
-	if err != nil {
-		panic(err)
-	}
-	subPath, err := pt.Load("etcd.metaSubPath")
-	if err != nil {
-		panic(err)
-	}
-	pt.MetaRootPath = rootPath + "/" + subPath
-}
-
-func (pt *ParamTable) initMasterAddress() {
-	ret, err := pt.Load("_MasterAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.MasterAddress = ret
-}
-
-func (pt *ParamTable) initMinIOAddress() {
-	ret, err := pt.Load("_MinioAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOAddress = ret
-}
-
-func (pt *ParamTable) initMinIOAccessKeyID() {
-	ret, err := pt.Load("minio.accessKeyID")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOAccessKeyID = ret
-}
-
-func (pt *ParamTable) initMinIOSecretAccessKey() {
-	ret, err := pt.Load("minio.secretAccessKey")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOSecretAccessKey = ret
-}
-
-func (pt *ParamTable) initMinIOUseSSL() {
-	ret, err := pt.Load("minio.useSSL")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOUseSSL, err = strconv.ParseBool(ret)
-	if err != nil {
-		panic(err)
-	}
-}
-
-func (pt *ParamTable) initMinioBucketName() {
-	bucketName, err := pt.Load("minio.bucketName")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinioBucketName = bucketName
-}

internal/distributed/indexnode/service.go

@@ -7,7 +7,7 @@ import (
 	"strconv"
 	"sync"
 
-	grpcindexservice "github.com/zilliztech/milvus-distributed/internal/distributed/indexservice"
+	serviceclient "github.com/zilliztech/milvus-distributed/internal/distributed/indexservice/client"
 	"github.com/zilliztech/milvus-distributed/internal/indexnode"
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
 	"github.com/zilliztech/milvus-distributed/internal/proto/indexpb"
@@ -19,27 +19,29 @@ type Server struct {
 
 	grpcServer *grpc.Server
 
-	indexNodeLoopCtx    context.Context
-	indexNodeLoopCancel func()
-	indexNodeLoopWg     sync.WaitGroup
+	loopCtx    context.Context
+	loopCancel func()
+	loopWg     sync.WaitGroup
 }
 
-func NewGrpcServer(ctx context.Context, indexID int64) *Server {
-
+func NewGrpcServer(ctx context.Context, nodeID int64) *Server {
+	ctx1, cancel := context.WithCancel(ctx)
 	return &Server{
-		node: indexnode.NewIndexNode(ctx, indexID),
+		loopCtx:    ctx1,
+		loopCancel: cancel,
+		node:       indexnode.NewIndexNode(ctx, nodeID),
 	}
 }
 
 func registerNode() error {
 
-	indexServiceClient := grpcindexservice.NewClient(Params.ServiceAddress)
+	indexServiceClient := serviceclient.NewClient(indexnode.Params.ServiceAddress)
 
 	request := &indexpb.RegisterNodeRequest{
 		Base: nil,
 		Address: &commonpb.Address{
-			Ip:   Params.Address,
-			Port: int64(Params.Port),
+			Ip:   indexnode.Params.NodeIP,
+			Port: int64(indexnode.Params.NodePort),
 		},
 	}
 	resp, err := indexServiceClient.RegisterNode(request)
@@ -48,17 +50,17 @@ func registerNode() error {
 		return err
 	}
 
-	Params.NodeID = resp.InitParams.NodeID
-	log.Println("Register indexNode successful with nodeID=", Params.NodeID)
+	indexnode.Params.NodeID = resp.InitParams.NodeID
+	log.Println("Register indexNode successful with nodeID=", indexnode.Params.NodeID)
 
-	err = Params.LoadFromKVPair(resp.InitParams.StartParams)
+	err = indexnode.Params.LoadFromKVPair(resp.InitParams.StartParams)
 	return err
 }
 
 func (s *Server) grpcLoop() {
-	defer s.indexNodeLoopWg.Done()
+	defer s.loopWg.Done()
 
-	lis, err := net.Listen("tcp", ":"+strconv.Itoa(Params.Port))
+	lis, err := net.Listen("tcp", ":"+strconv.Itoa(indexnode.Params.NodePort))
 	if err != nil {
 		log.Fatalf("IndexNode grpc server fatal error=%v", err)
 	}
@@ -68,45 +70,41 @@ func (s *Server) grpcLoop() {
 	if err = s.grpcServer.Serve(lis); err != nil {
 		log.Fatalf("IndexNode grpc server fatal error=%v", err)
 	}
-	log.Println("IndexNode grpc server starting...")
 }
 
 func (s *Server) startIndexNode() error {
-	s.indexNodeLoopWg.Add(1)
+	s.loopWg.Add(1)
 	//TODO: How to make sure that grpc server has started successfully
 	go s.grpcLoop()
 
+	log.Println("IndexNode grpc server start successfully")
+
 	err := registerNode()
 	if err != nil {
 		return err
 	}
 
-	Params.Init()
+	indexnode.Params.Init()
 	return nil
 }
 
-func Init() {
-	Params.Init()
+func (s *Server) Init() {
+	indexnode.Params.Init()
+	log.Println("IndexNode init successfully, nodeAddress=", indexnode.Params.NodeAddress)
 }
 
 func CreateIndexNode(ctx context.Context) (*Server, error) {
 
-	ctx1, cancel := context.WithCancel(ctx)
-	s := &Server{
-		indexNodeLoopCtx:    ctx1,
-		indexNodeLoopCancel: cancel,
-	}
-
-	return s, nil
+	return NewGrpcServer(ctx, indexnode.Params.NodeID), nil
 }
 
 func (s *Server) Start() error {
-
+	s.Init()
 	return s.startIndexNode()
 }
 
 func (s *Server) Stop() {
-	s.indexNodeLoopWg.Wait()
+	s.loopWg.Wait()
 }
 
 func (s *Server) Close() {

internal/distributed/indexservice/client/client.go

@@ -1,4 +1,4 @@
-package grpcindexservice
+package grpcindexserviceclient
 
 import (
 	"context"
@@ -6,41 +6,14 @@ import (
 	"time"
 
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
-
-	"google.golang.org/grpc"
-
 	"github.com/zilliztech/milvus-distributed/internal/proto/indexpb"
-	"github.com/zilliztech/milvus-distributed/internal/proto/internalpb2"
+	"google.golang.org/grpc"
 )
 
 type Client struct {
 	grpcClient indexpb.IndexServiceClient
 }
 
-func (g Client) Init() {
-	panic("implement me")
-}
-
-func (g Client) Start() {
-	panic("implement me")
-}
-
-func (g Client) Stop() {
-	panic("implement me")
-}
-
-func (g Client) GetComponentStates() (*internalpb2.ComponentStates, error) {
-	panic("implement me")
-}
-
-func (g Client) GetTimeTickChannel() (string, error) {
-	panic("implement me")
-}
-
-func (g Client) GetStatisticsChannel() (string, error) {
-	panic("implement me")
-}
-
 func (g Client) RegisterNode(req *indexpb.RegisterNodeRequest) (*indexpb.RegisterNodeResponse, error) {
 
 	ctx := context.TODO()
@@ -80,9 +53,9 @@ func NewClient(address string) *Client {
 	defer cancel()
 	conn, err := grpc.DialContext(ctx1, address, grpc.WithInsecure(), grpc.WithBlock())
 	if err != nil {
-		log.Printf("IndexNode connect to IndexService failed, error= %v", err)
+		log.Printf("Connect to IndexService failed, error= %v", err)
 	}
-	log.Printf("IndexNode connected to IndexService, IndexService=%s", Params.Address)
+	log.Printf("Connected to IndexService, IndexService=%s", address)
 
 	return &Client{
 		grpcClient: indexpb.NewIndexServiceClient(conn),

internal/distributed/indexservice/paramtable.go

@@ -1,144 +0,0 @@
-package grpcindexservice
-
-import (
-	"net"
-	"strconv"
-
-	"github.com/zilliztech/milvus-distributed/internal/util/paramtable"
-)
-
-type ParamTable struct {
-	paramtable.BaseTable
-
-	Address string
-	Port    int
-
-	NodeID int64
-
-	MasterAddress string
-
-	EtcdAddress  string
-	MetaRootPath string
-
-	MinIOAddress         string
-	MinIOAccessKeyID     string
-	MinIOSecretAccessKey string
-	MinIOUseSSL          bool
-	MinioBucketName      string
-}
-
-var Params ParamTable
-
-func (pt *ParamTable) Init() {
-	pt.BaseTable.Init()
-	pt.initAddress()
-	pt.initPort()
-	pt.initEtcdAddress()
-	pt.initMasterAddress()
-	pt.initMetaRootPath()
-	pt.initMinIOAddress()
-	pt.initMinIOAccessKeyID()
-	pt.initMinIOSecretAccessKey()
-	pt.initMinIOUseSSL()
-	pt.initMinioBucketName()
-}
-
-func (pt *ParamTable) initAddress() {
-	addr, err := pt.Load("indexServer.address")
-	if err != nil {
-		panic(err)
-	}
-
-	hostName, _ := net.LookupHost(addr)
-	if len(hostName) <= 0 {
-		if ip := net.ParseIP(addr); ip == nil {
-			panic("invalid ip indexBuilder.address")
-		}
-	}
-
-	port, err := pt.Load("indexServer.port")
-	if err != nil {
-		panic(err)
-	}
-	_, err = strconv.Atoi(port)
-	if err != nil {
-		panic(err)
-	}
-
-	pt.Address = addr + ":" + port
-}
-
-func (pt *ParamTable) initPort() {
-	pt.Port = pt.ParseInt("indexServer.port")
-}
-
-func (pt *ParamTable) initEtcdAddress() {
-	addr, err := pt.Load("_EtcdAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.EtcdAddress = addr
-}
-
-func (pt *ParamTable) initMetaRootPath() {
-	rootPath, err := pt.Load("etcd.rootPath")
-	if err != nil {
-		panic(err)
-	}
-	subPath, err := pt.Load("etcd.metaSubPath")
-	if err != nil {
-		panic(err)
-	}
-	pt.MetaRootPath = rootPath + "/" + subPath
-}
-
-func (pt *ParamTable) initMasterAddress() {
-	ret, err := pt.Load("_MasterAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.MasterAddress = ret
-}
-
-func (pt *ParamTable) initMinIOAddress() {
-	ret, err := pt.Load("_MinioAddress")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOAddress = ret
-}
-
-func (pt *ParamTable) initMinIOAccessKeyID() {
-	ret, err := pt.Load("minio.accessKeyID")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOAccessKeyID = ret
-}
-
-func (pt *ParamTable) initMinIOSecretAccessKey() {
-	ret, err := pt.Load("minio.secretAccessKey")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOSecretAccessKey = ret
-}
-
-func (pt *ParamTable) initMinIOUseSSL() {
-	ret, err := pt.Load("minio.useSSL")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinIOUseSSL, err = strconv.ParseBool(ret)
-	if err != nil {
-		panic(err)
-	}
-}
-
-func (pt *ParamTable) initMinioBucketName() {
-	bucketName, err := pt.Load("minio.bucketName")
-	if err != nil {
-		panic(err)
-	}
-	pt.MinioBucketName = bucketName
-}

internal/distributed/indexservice/service.go

@@ -29,13 +29,11 @@ type Server struct {
 }
 
 func (s *Server) Init() {
-	log.Println("initing params ...")
-	Params.Init()
+	indexservice.Params.Init()
 }
 
 func (s *Server) Start() error {
 	s.Init()
-	log.Println("stringing indexserver ...")
 	return s.startIndexServer()
 }
 
@@ -64,20 +62,6 @@ func (s *Server) RegisterNode(ctx context.Context, req *indexpb.RegisterNodeRequ
 func (s *Server) BuildIndex(ctx context.Context, req *indexpb.BuildIndexRequest) (*indexpb.BuildIndexResponse, error) {
 
 	return s.server.BuildIndex(req)
-	//indexID := int64(0)
-	//request := &indexpb.BuildIndexCmd{
-	//	IndexID: indexID,
-	//	Req:     req,
-	//}
-	//
-	//indexNodeClient := grpcindexnode.NewClient()
-	//
-	//status, err := indexNodeClient.BuildIndex(request)
-	//response := &indexpb.BuildIndexResponse{
-	//	Status:  status,
-	//	IndexID: indexID,
-	//}
-	//return response, err
 }
 
 func (s *Server) GetIndexStates(ctx context.Context, req *indexpb.IndexStatesRequest) (*indexpb.IndexStatesResponse, error) {
@@ -95,8 +79,6 @@ func (s *Server) NotifyBuildIndex(ctx context.Context, nty *indexpb.BuildIndexNo
 	return s.server.NotifyBuildIndex(nty)
 }
 
-//varindex
-
 func NewServer() *Server {
 
 	return &Server{
@@ -109,7 +91,7 @@ func (s *Server) grpcLoop() {
 	defer s.loopWg.Done()
 
 	log.Println("Starting start IndexServer")
-	lis, err := net.Listen("tcp", ":"+strconv.Itoa(Params.Port))
+	lis, err := net.Listen("tcp", ":"+strconv.Itoa(indexservice.Params.Port))
 	if err != nil {
 		log.Fatalf("IndexServer grpc server fatal error=%v", err)
 	}
@@ -121,20 +103,16 @@ func (s *Server) grpcLoop() {
 	if err = s.grpcServer.Serve(lis); err != nil {
 		log.Fatalf("IndexServer grpc server fatal error=%v", err)
 	}
-	log.Println("IndexServer grpc server starting...")
 }
 
 func (s *Server) startIndexServer() error {
 	s.loopWg.Add(1)
 	go s.grpcLoop()
+	log.Println("IndexServer grpc server start successfully")
 
 	return nil
 }
 
-func Init() {
-	Params.Init()
-}
-
 func CreateIndexServer(ctx context.Context) (*Server, error) {
 
 	ctx1, cancel := context.WithCancel(ctx)

internal/indexnode/indexnode.go

@@ -10,8 +10,6 @@ import (
 	"time"
 
 	"github.com/zilliztech/milvus-distributed/internal/allocator"
-	"github.com/zilliztech/milvus-distributed/internal/errors"
-	"github.com/zilliztech/milvus-distributed/internal/indexservice"
 	"github.com/zilliztech/milvus-distributed/internal/kv"
 	etcdkv "github.com/zilliztech/milvus-distributed/internal/kv/etcd"
 	miniokv "github.com/zilliztech/milvus-distributed/internal/kv/minio"
@@ -43,8 +41,8 @@ type IndexNode struct {
 	startCallbacks []func()
 	closeCallbacks []func()
 
-	indexNodeID   int64
-	serviceClient indexservice.Interface // method factory
+	indexNodeID int64
+	//serviceClient indexservice.Interface // method factory
 }
 
 func (i *IndexNode) Init() {
@@ -72,58 +70,25 @@ func (i *IndexNode) GetStatisticsChannel() (string, error) {
 }
 
 func (i *IndexNode) BuildIndex(req *indexpb.BuildIndexCmd) (*commonpb.Status, error) {
-	//TODO: build index in index node
-	ctx := context.Background()
-	t := NewIndexAddTask()
-	t.req = req.Req
-	t.idAllocator = i.idAllocator
-	t.buildQueue = i.sched.IndexBuildQueue
-	t.table = i.metaTable
-	t.kv = i.kv
-	var cancel func()
-	t.ctx, cancel = context.WithTimeout(ctx, reqTimeoutInterval)
-	defer cancel()
 
-	fn := func() error {
-		select {
-		case <-ctx.Done():
-			return errors.New("insert timeout")
-		default:
-			return i.sched.IndexAddQueue.Enqueue(t)
-		}
-	}
-	ret := &commonpb.Status{
+	log.Println("Create index with indexID=", req.IndexID)
+	return &commonpb.Status{
 		ErrorCode: commonpb.ErrorCode_SUCCESS,
 		Reason:    "",
-	}
-
-	err := fn()
-	if err != nil {
-		ret.ErrorCode = commonpb.ErrorCode_UNEXPECTED_ERROR
-		ret.Reason = err.Error()
-		return ret, nil
-	}
-
-	err = t.WaitToFinish()
-	if err != nil {
-		ret.ErrorCode = commonpb.ErrorCode_UNEXPECTED_ERROR
-		ret.Reason = err.Error()
-		return ret, nil
-	}
-	return ret, nil
+	}, nil
 }
 
 func CreateIndexNode(ctx context.Context) (*IndexNode, error) {
 	return &IndexNode{}, nil
 }
 
-func NewIndexNode(ctx context.Context, indexID int64) *IndexNode {
+func NewIndexNode(ctx context.Context, nodeID int64) *IndexNode {
 	ctx1, cancel := context.WithCancel(ctx)
 	in := &IndexNode{
 		loopCtx:    ctx1,
 		loopCancel: cancel,
 
-		indexNodeID: indexID,
+		indexNodeID: nodeID,
 	}
 
 	return in

internal/indexnode/paramtable.go

@@ -13,6 +13,14 @@ type ParamTable struct {
 	Address string
 	Port    int
 
+	NodeAddress    string
+	NodeIP         string
+	NodePort       int
+	ServiceAddress string
+	ServicePort    int
+
+	NodeID int64
+
 	MasterAddress string
 
 	EtcdAddress  string
@@ -31,6 +39,11 @@ func (pt *ParamTable) Init() {
 	pt.BaseTable.Init()
 	pt.initAddress()
 	pt.initPort()
+	pt.initNodeAddress()
+	pt.initNodeIP()
+	pt.initNodePort()
+	pt.initIndexServerAddr()
+	pt.initIndexServerPort()
 	pt.initEtcdAddress()
 	pt.initMasterAddress()
 	pt.initMetaRootPath()
@@ -70,6 +83,72 @@ func (pt *ParamTable) initPort() {
 	pt.Port = pt.ParseInt("indexBuilder.port")
 }
 
+func (pt *ParamTable) initNodeAddress() {
+	addr, err := pt.Load("indexNode.address")
+	if err != nil {
+		panic(err)
+	}
+
+	hostName, _ := net.LookupHost(addr)
+	if len(hostName) <= 0 {
+		if ip := net.ParseIP(addr); ip == nil {
+			panic("invalid ip indexBuilder.address")
+		}
+	}
+
+	port, err := pt.Load("indexNode.port")
+	if err != nil {
+		panic(err)
+	}
+	_, err = strconv.Atoi(port)
+	if err != nil {
+		panic(err)
+	}
+
+	pt.NodeAddress = addr + ":" + port
+}
+
+func (pt *ParamTable) initNodeIP() {
+	addr, err := pt.Load("indexNode.address")
+	if err != nil {
+		panic(err)
+	}
+	pt.NodeIP = addr
+}
+
+func (pt *ParamTable) initNodePort() {
+	pt.NodePort = pt.ParseInt("indexNode.port")
+}
+
+func (pt *ParamTable) initIndexServerAddr() {
+	addr, err := pt.Load("indexServer.address")
+	if err != nil {
+		panic(err)
+	}
+
+	hostName, _ := net.LookupHost(addr)
+	if len(hostName) <= 0 {
+		if ip := net.ParseIP(addr); ip == nil {
+			panic("invalid ip indexServer.address")
+		}
+	}
+
+	port, err := pt.Load("indexServer.port")
+	if err != nil {
+		panic(err)
+	}
+	_, err = strconv.Atoi(port)
+	if err != nil {
+		panic(err)
+	}
+
+	pt.ServiceAddress = addr + ":" + port
+}
+
+func (pt ParamTable) initIndexServerPort() {
+	pt.ServicePort = pt.ParseInt("indexServer.port")
+}
+
 func (pt *ParamTable) initEtcdAddress() {
 	addr, err := pt.Load("_EtcdAddress")
 	if err != nil {

internal/indexservice/indexservice.go

@@ -8,7 +8,9 @@ import (
 	"time"
 
 	"github.com/zilliztech/milvus-distributed/internal/allocator"
+	grpcindexnodeclient "github.com/zilliztech/milvus-distributed/internal/distributed/indexnode/client"
 	"github.com/zilliztech/milvus-distributed/internal/errors"
+	"github.com/zilliztech/milvus-distributed/internal/indexnode"
 	"github.com/zilliztech/milvus-distributed/internal/kv"
 	etcdkv "github.com/zilliztech/milvus-distributed/internal/kv/etcd"
 	"github.com/zilliztech/milvus-distributed/internal/proto/commonpb"
@@ -22,7 +24,7 @@ import (
 type IndexService struct {
 	// implement Service
 
-	//nodeClients [] .Interface
+	nodeClients []indexnode.Interface
 	// factory method
 	loopCtx    context.Context
 	loopCancel func()
@@ -99,6 +101,11 @@ func (i *IndexService) RegisterNode(req *indexpb.RegisterNodeRequest) (*indexpb.
 
 	i.nodeNum++
 
+	nodeAddress := req.Address.Ip + ":" + strconv.FormatInt(req.Address.Port, 10)
+	log.Println(nodeAddress)
+	nodeClient := grpcindexnodeclient.NewClient(nodeAddress)
+	i.nodeClients = append(i.nodeClients, nodeClient)
+
 	return &indexpb.RegisterNodeResponse{
 		InitParams: &internalpb2.InitParams{
 			NodeID:      nodeID,
@@ -108,28 +115,19 @@ func (i *IndexService) RegisterNode(req *indexpb.RegisterNodeRequest) (*indexpb.
 }
 
 func (i *IndexService) BuildIndex(req *indexpb.BuildIndexRequest) (*indexpb.BuildIndexResponse, error) {
-	//TODO: Multiple indexes will build at same time.
-	//ctx := context.Background()
-	//indexNodeClient := indexnode.NewIndexNode(ctx, rand.Int63n(i.nodeNum))
-	//
-	////TODO: Allocator index ID
-	//indexID := int64(0)
-	//
-	//request := &indexpb.BuildIndexCmd{
-	//	IndexID: indexID,
-	//	Req:     req,
-	//}
-	//
-	//status, err := indexNodeClient.BuildIndex(request)
-	//if err != nil {
-	//	return nil, err
-	//}
-	//
-	//return &indexpb.BuildIndexResponse{
-	//	Status:  status,
-	//	IndexID: indexID,
-	//}, nil
-	return nil, nil
+
+	//TODO: Allocator ID
+	indexID := int64(0)
+	nodeClient := i.nodeClients[0]
+	request := &indexpb.BuildIndexCmd{
+		IndexID: indexID,
+		Req:     req,
+	}
+	status, err := nodeClient.BuildIndex(request)
+	return &indexpb.BuildIndexResponse{
+		Status:  status,
+		IndexID: indexID,
+	}, err
 }
 
 func (i *IndexService) GetIndexStates(req *indexpb.IndexStatesRequest) (*indexpb.IndexStatesResponse, error) {

internal/indexservice/paramtable.go

@@ -13,8 +13,6 @@ type ParamTable struct {
 	Address string
 	Port    int
 
-	NodeID int64
-
 	MasterAddress string
 
 	EtcdAddress  string