mirror of
https://gitee.com/milvus-io/milvus.git
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434 lines
14 KiB
Go
434 lines
14 KiB
Go
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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package datacoord
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import (
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"context"
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"errors"
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"sync/atomic"
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"time"
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"github.com/milvus-io/milvus/internal/kv"
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"github.com/milvus-io/milvus/internal/util/metricsinfo"
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"github.com/milvus-io/milvus/internal/util/typeutil"
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memkv "github.com/milvus-io/milvus/internal/kv/mem"
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"github.com/milvus-io/milvus/internal/util/tsoutil"
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"github.com/milvus-io/milvus/internal/proto/commonpb"
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"github.com/milvus-io/milvus/internal/proto/datapb"
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"github.com/milvus-io/milvus/internal/proto/internalpb"
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"github.com/milvus-io/milvus/internal/proto/milvuspb"
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"github.com/milvus-io/milvus/internal/proto/proxypb"
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"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
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"github.com/milvus-io/milvus/internal/proto/schemapb"
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)
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func newMemoryMeta(allocator allocator) (*meta, error) {
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memoryKV := memkv.NewMemoryKV()
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return newMeta(memoryKV)
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}
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var _ allocator = (*MockAllocator)(nil)
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type MockAllocator struct {
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cnt int64
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}
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func (m *MockAllocator) allocTimestamp(ctx context.Context) (Timestamp, error) {
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val := atomic.AddInt64(&m.cnt, 1)
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phy := time.Now().UnixNano() / int64(time.Millisecond)
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ts := tsoutil.ComposeTS(phy, val)
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return ts, nil
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}
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func (m *MockAllocator) allocID(ctx context.Context) (UniqueID, error) {
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val := atomic.AddInt64(&m.cnt, 1)
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return val, nil
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}
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var _ allocator = (*FailsAllocator)(nil)
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// FailsAllocator allocator that fails
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type FailsAllocator struct{}
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func (a *FailsAllocator) allocTimestamp(_ context.Context) (Timestamp, error) {
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return 0, errors.New("always fail")
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}
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func (a *FailsAllocator) allocID(_ context.Context) (UniqueID, error) {
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return 0, errors.New("always fail")
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}
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// a mock kv that always fail when do `Save`
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type saveFailKV struct{ kv.TxnKV }
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// Save override behavior
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func (kv *saveFailKV) Save(key, value string) error {
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return errors.New("mocked fail")
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}
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func (kv *saveFailKV) MultiSave(kvs map[string]string) error {
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return errors.New("mocked fail")
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}
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// a mock kv that always fail when do `Remove`
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type removeFailKV struct{ kv.TxnKV }
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// Remove override behavior, inject error
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func (kv *removeFailKV) Remove(key string) error {
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return errors.New("mocked fail")
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}
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func newMockAllocator() *MockAllocator {
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return &MockAllocator{}
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}
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func newTestSchema() *schemapb.CollectionSchema {
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return &schemapb.CollectionSchema{
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Name: "test",
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Description: "schema for test used",
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AutoID: false,
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Fields: []*schemapb.FieldSchema{
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{FieldID: 1, Name: "field1", IsPrimaryKey: false, Description: "field no.1", DataType: schemapb.DataType_String},
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{FieldID: 2, Name: "field2", IsPrimaryKey: false, Description: "field no.2", DataType: schemapb.DataType_FloatVector},
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},
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}
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}
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type mockDataNodeClient struct {
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id int64
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state internalpb.StateCode
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ch chan interface{}
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}
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func newMockDataNodeClient(id int64, ch chan interface{}) (*mockDataNodeClient, error) {
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return &mockDataNodeClient{
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id: id,
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state: internalpb.StateCode_Initializing,
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ch: ch,
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}, nil
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}
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func (c *mockDataNodeClient) Init() error {
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return nil
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}
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func (c *mockDataNodeClient) Start() error {
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c.state = internalpb.StateCode_Healthy
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return nil
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}
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func (c *mockDataNodeClient) Register() error {
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return nil
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}
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func (c *mockDataNodeClient) GetComponentStates(ctx context.Context) (*internalpb.ComponentStates, error) {
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return &internalpb.ComponentStates{
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State: &internalpb.ComponentInfo{
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NodeID: c.id,
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StateCode: c.state,
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},
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}, nil
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}
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func (c *mockDataNodeClient) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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return nil, nil
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}
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func (c *mockDataNodeClient) WatchDmChannels(ctx context.Context, in *datapb.WatchDmChannelsRequest) (*commonpb.Status, error) {
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return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
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}
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func (c *mockDataNodeClient) FlushSegments(ctx context.Context, in *datapb.FlushSegmentsRequest) (*commonpb.Status, error) {
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if c.ch != nil {
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c.ch <- in
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}
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return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
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}
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func (c *mockDataNodeClient) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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// TODO(dragondriver): change the id, though it's not important in ut
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nodeID := UniqueID(c.id)
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nodeInfos := metricsinfo.DataNodeInfos{
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BaseComponentInfos: metricsinfo.BaseComponentInfos{
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Name: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
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},
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}
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resp, err := metricsinfo.MarshalComponentInfos(nodeInfos)
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if err != nil {
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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Reason: err.Error(),
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},
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Response: "",
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ComponentName: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
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}, nil
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}
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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Response: resp,
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ComponentName: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
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}, nil
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}
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func (c *mockDataNodeClient) Stop() error {
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c.state = internalpb.StateCode_Abnormal
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return nil
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}
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type mockRootCoordService struct {
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state internalpb.StateCode
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cnt int64
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}
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func (m *mockRootCoordService) CreateAlias(ctx context.Context, req *milvuspb.CreateAliasRequest) (*commonpb.Status, error) {
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panic("implement me")
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}
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func (m *mockRootCoordService) DropAlias(ctx context.Context, req *milvuspb.DropAliasRequest) (*commonpb.Status, error) {
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panic("implement me")
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}
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func (m *mockRootCoordService) AlterAlias(ctx context.Context, req *milvuspb.AlterAliasRequest) (*commonpb.Status, error) {
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panic("implement me")
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}
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func newMockRootCoordService() *mockRootCoordService {
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return &mockRootCoordService{state: internalpb.StateCode_Healthy}
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}
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func (m *mockRootCoordService) GetTimeTickChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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return nil, nil
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}
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func (m *mockRootCoordService) Init() error {
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return nil
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}
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func (m *mockRootCoordService) Start() error {
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return nil
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}
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func (m *mockRootCoordService) Stop() error {
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m.state = internalpb.StateCode_Abnormal
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return nil
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}
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func (m *mockRootCoordService) Register() error {
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return nil
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}
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func (m *mockRootCoordService) GetComponentStates(ctx context.Context) (*internalpb.ComponentStates, error) {
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return &internalpb.ComponentStates{
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State: &internalpb.ComponentInfo{
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NodeID: 0,
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Role: "",
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StateCode: m.state,
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ExtraInfo: []*commonpb.KeyValuePair{},
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},
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SubcomponentStates: []*internalpb.ComponentInfo{},
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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}, nil
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}
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func (m *mockRootCoordService) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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//DDL request
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func (m *mockRootCoordService) CreateCollection(ctx context.Context, req *milvuspb.CreateCollectionRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) DropCollection(ctx context.Context, req *milvuspb.DropCollectionRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) HasCollection(ctx context.Context, req *milvuspb.HasCollectionRequest) (*milvuspb.BoolResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) DescribeCollection(ctx context.Context, req *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
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return &milvuspb.DescribeCollectionResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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Schema: &schemapb.CollectionSchema{
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Name: "test",
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},
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CollectionID: 1314,
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VirtualChannelNames: []string{"vchan1"},
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}, nil
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}
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func (m *mockRootCoordService) ShowCollections(ctx context.Context, req *milvuspb.ShowCollectionsRequest) (*milvuspb.ShowCollectionsResponse, error) {
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return &milvuspb.ShowCollectionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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CollectionNames: []string{"test"},
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}, nil
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}
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func (m *mockRootCoordService) CreatePartition(ctx context.Context, req *milvuspb.CreatePartitionRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) DropPartition(ctx context.Context, req *milvuspb.DropPartitionRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) HasPartition(ctx context.Context, req *milvuspb.HasPartitionRequest) (*milvuspb.BoolResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) ShowPartitions(ctx context.Context, req *milvuspb.ShowPartitionsRequest) (*milvuspb.ShowPartitionsResponse, error) {
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return &milvuspb.ShowPartitionsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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PartitionNames: []string{"_default"},
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PartitionIDs: []int64{0},
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}, nil
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}
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//index builder service
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func (m *mockRootCoordService) CreateIndex(ctx context.Context, req *milvuspb.CreateIndexRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) DescribeIndex(ctx context.Context, req *milvuspb.DescribeIndexRequest) (*milvuspb.DescribeIndexResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) DropIndex(ctx context.Context, req *milvuspb.DropIndexRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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//global timestamp allocator
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func (m *mockRootCoordService) AllocTimestamp(ctx context.Context, req *rootcoordpb.AllocTimestampRequest) (*rootcoordpb.AllocTimestampResponse, error) {
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if m.state != internalpb.StateCode_Healthy {
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return &rootcoordpb.AllocTimestampResponse{Status: &commonpb.Status{ErrorCode: commonpb.ErrorCode_UnexpectedError}}, nil
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}
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val := atomic.AddInt64(&m.cnt, int64(req.Count))
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phy := time.Now().UnixNano() / int64(time.Millisecond)
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ts := tsoutil.ComposeTS(phy, val)
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return &rootcoordpb.AllocTimestampResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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Timestamp: ts,
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Count: req.Count,
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}, nil
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}
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func (m *mockRootCoordService) AllocID(ctx context.Context, req *rootcoordpb.AllocIDRequest) (*rootcoordpb.AllocIDResponse, error) {
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if m.state != internalpb.StateCode_Healthy {
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return &rootcoordpb.AllocIDResponse{Status: &commonpb.Status{ErrorCode: commonpb.ErrorCode_UnexpectedError}}, nil
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}
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val := atomic.AddInt64(&m.cnt, int64(req.Count))
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return &rootcoordpb.AllocIDResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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ID: val,
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Count: req.Count,
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}, nil
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}
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//segment
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func (m *mockRootCoordService) DescribeSegment(ctx context.Context, req *milvuspb.DescribeSegmentRequest) (*milvuspb.DescribeSegmentResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) ShowSegments(ctx context.Context, req *milvuspb.ShowSegmentsRequest) (*milvuspb.ShowSegmentsResponse, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) GetDdChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
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return &milvuspb.StringResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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Value: "ddchannel",
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}, nil
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}
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func (m *mockRootCoordService) UpdateChannelTimeTick(ctx context.Context, req *internalpb.ChannelTimeTickMsg) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) ReleaseDQLMessageStream(ctx context.Context, req *proxypb.ReleaseDQLMessageStreamRequest) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) SegmentFlushCompleted(ctx context.Context, in *datapb.SegmentFlushCompletedMsg) (*commonpb.Status, error) {
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return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
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}
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func (m *mockRootCoordService) AddNewSegment(ctx context.Context, in *datapb.SegmentMsg) (*commonpb.Status, error) {
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panic("not implemented") // TODO: Implement
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}
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func (m *mockRootCoordService) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
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// TODO(dragondriver): change the id, though it's not important in ut
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nodeID := UniqueID(20210901)
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rootCoordTopology := metricsinfo.RootCoordTopology{
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Self: metricsinfo.RootCoordInfos{
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BaseComponentInfos: metricsinfo.BaseComponentInfos{
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Name: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
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},
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},
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Connections: metricsinfo.ConnTopology{
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Name: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
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// TODO(dragondriver): fill ConnectedComponents if necessary
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ConnectedComponents: []metricsinfo.ConnectionInfo{},
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},
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}
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resp, err := metricsinfo.MarshalTopology(rootCoordTopology)
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if err != nil {
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_UnexpectedError,
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Reason: err.Error(),
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},
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Response: "",
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ComponentName: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
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}, nil
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}
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return &milvuspb.GetMetricsResponse{
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Status: &commonpb.Status{
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ErrorCode: commonpb.ErrorCode_Success,
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Reason: "",
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},
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Response: resp,
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ComponentName: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
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}, nil
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}
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