milvus/internal/datacoord/mock_test.go

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// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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.
package datacoord
import (
"context"
"errors"
"sync/atomic"
"time"
"github.com/milvus-io/milvus/internal/kv"
"github.com/milvus-io/milvus/internal/util/metricsinfo"
"github.com/milvus-io/milvus/internal/util/typeutil"
memkv "github.com/milvus-io/milvus/internal/kv/mem"
"github.com/milvus-io/milvus/internal/util/tsoutil"
"github.com/milvus-io/milvus/internal/proto/commonpb"
"github.com/milvus-io/milvus/internal/proto/datapb"
"github.com/milvus-io/milvus/internal/proto/internalpb"
"github.com/milvus-io/milvus/internal/proto/milvuspb"
"github.com/milvus-io/milvus/internal/proto/proxypb"
"github.com/milvus-io/milvus/internal/proto/rootcoordpb"
"github.com/milvus-io/milvus/internal/proto/schemapb"
)
func newMemoryMeta(allocator allocator) (*meta, error) {
memoryKV := memkv.NewMemoryKV()
return newMeta(memoryKV)
}
var _ allocator = (*MockAllocator)(nil)
type MockAllocator struct {
cnt int64
}
func (m *MockAllocator) allocTimestamp(ctx context.Context) (Timestamp, error) {
val := atomic.AddInt64(&m.cnt, 1)
phy := time.Now().UnixNano() / int64(time.Millisecond)
ts := tsoutil.ComposeTS(phy, val)
return ts, nil
}
func (m *MockAllocator) allocID(ctx context.Context) (UniqueID, error) {
val := atomic.AddInt64(&m.cnt, 1)
return val, nil
}
var _ allocator = (*FailsAllocator)(nil)
// FailsAllocator allocator that fails
type FailsAllocator struct{}
func (a *FailsAllocator) allocTimestamp(_ context.Context) (Timestamp, error) {
return 0, errors.New("always fail")
}
func (a *FailsAllocator) allocID(_ context.Context) (UniqueID, error) {
return 0, errors.New("always fail")
}
// a mock kv that always fail when do `Save`
type saveFailKV struct{ kv.TxnKV }
// Save override behavior
func (kv *saveFailKV) Save(key, value string) error {
return errors.New("mocked fail")
}
func (kv *saveFailKV) MultiSave(kvs map[string]string) error {
return errors.New("mocked fail")
}
// a mock kv that always fail when do `Remove`
type removeFailKV struct{ kv.TxnKV }
// Remove override behavior, inject error
func (kv *removeFailKV) Remove(key string) error {
return errors.New("mocked fail")
}
func newMockAllocator() *MockAllocator {
return &MockAllocator{}
}
func newTestSchema() *schemapb.CollectionSchema {
return &schemapb.CollectionSchema{
Name: "test",
Description: "schema for test used",
AutoID: false,
Fields: []*schemapb.FieldSchema{
{FieldID: 1, Name: "field1", IsPrimaryKey: false, Description: "field no.1", DataType: schemapb.DataType_String},
{FieldID: 2, Name: "field2", IsPrimaryKey: false, Description: "field no.2", DataType: schemapb.DataType_FloatVector},
},
}
}
type mockDataNodeClient struct {
id int64
state internalpb.StateCode
ch chan interface{}
}
func newMockDataNodeClient(id int64, ch chan interface{}) (*mockDataNodeClient, error) {
return &mockDataNodeClient{
id: id,
state: internalpb.StateCode_Initializing,
ch: ch,
}, nil
}
func (c *mockDataNodeClient) Init() error {
return nil
}
func (c *mockDataNodeClient) Start() error {
c.state = internalpb.StateCode_Healthy
return nil
}
func (c *mockDataNodeClient) Register() error {
return nil
}
func (c *mockDataNodeClient) GetComponentStates(ctx context.Context) (*internalpb.ComponentStates, error) {
return &internalpb.ComponentStates{
State: &internalpb.ComponentInfo{
NodeID: c.id,
StateCode: c.state,
},
}, nil
}
func (c *mockDataNodeClient) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
return nil, nil
}
func (c *mockDataNodeClient) WatchDmChannels(ctx context.Context, in *datapb.WatchDmChannelsRequest) (*commonpb.Status, error) {
return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
}
func (c *mockDataNodeClient) FlushSegments(ctx context.Context, in *datapb.FlushSegmentsRequest) (*commonpb.Status, error) {
if c.ch != nil {
c.ch <- in
}
return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
}
func (c *mockDataNodeClient) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
// TODO(dragondriver): change the id, though it's not important in ut
nodeID := UniqueID(c.id)
nodeInfos := metricsinfo.DataNodeInfos{
BaseComponentInfos: metricsinfo.BaseComponentInfos{
Name: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
ID: nodeID,
},
}
resp, err := metricsinfo.MarshalComponentInfos(nodeInfos)
if err != nil {
return &milvuspb.GetMetricsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_UnexpectedError,
Reason: err.Error(),
},
Response: "",
ComponentName: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
}, nil
}
return &milvuspb.GetMetricsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
Response: resp,
ComponentName: metricsinfo.ConstructComponentName(typeutil.DataNodeRole, nodeID),
}, nil
}
func (c *mockDataNodeClient) Stop() error {
c.state = internalpb.StateCode_Abnormal
return nil
}
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type mockRootCoordService struct {
state internalpb.StateCode
cnt int64
}
func (m *mockRootCoordService) CreateAlias(ctx context.Context, req *milvuspb.CreateAliasRequest) (*commonpb.Status, error) {
panic("implement me")
}
func (m *mockRootCoordService) DropAlias(ctx context.Context, req *milvuspb.DropAliasRequest) (*commonpb.Status, error) {
panic("implement me")
}
func (m *mockRootCoordService) AlterAlias(ctx context.Context, req *milvuspb.AlterAliasRequest) (*commonpb.Status, error) {
panic("implement me")
}
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func newMockRootCoordService() *mockRootCoordService {
return &mockRootCoordService{state: internalpb.StateCode_Healthy}
}
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func (m *mockRootCoordService) GetTimeTickChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
return nil, nil
}
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func (m *mockRootCoordService) Init() error {
return nil
}
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func (m *mockRootCoordService) Start() error {
return nil
}
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func (m *mockRootCoordService) Stop() error {
m.state = internalpb.StateCode_Abnormal
return nil
}
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func (m *mockRootCoordService) Register() error {
return nil
}
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func (m *mockRootCoordService) GetComponentStates(ctx context.Context) (*internalpb.ComponentStates, error) {
return &internalpb.ComponentStates{
State: &internalpb.ComponentInfo{
NodeID: 0,
Role: "",
StateCode: m.state,
ExtraInfo: []*commonpb.KeyValuePair{},
},
SubcomponentStates: []*internalpb.ComponentInfo{},
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
}, nil
}
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func (m *mockRootCoordService) GetStatisticsChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
panic("not implemented") // TODO: Implement
}
//DDL request
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func (m *mockRootCoordService) CreateCollection(ctx context.Context, req *milvuspb.CreateCollectionRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) DropCollection(ctx context.Context, req *milvuspb.DropCollectionRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) HasCollection(ctx context.Context, req *milvuspb.HasCollectionRequest) (*milvuspb.BoolResponse, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) DescribeCollection(ctx context.Context, req *milvuspb.DescribeCollectionRequest) (*milvuspb.DescribeCollectionResponse, error) {
return &milvuspb.DescribeCollectionResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
Schema: &schemapb.CollectionSchema{
Name: "test",
},
CollectionID: 1314,
VirtualChannelNames: []string{"vchan1"},
}, nil
}
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func (m *mockRootCoordService) ShowCollections(ctx context.Context, req *milvuspb.ShowCollectionsRequest) (*milvuspb.ShowCollectionsResponse, error) {
return &milvuspb.ShowCollectionsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
CollectionNames: []string{"test"},
}, nil
}
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func (m *mockRootCoordService) CreatePartition(ctx context.Context, req *milvuspb.CreatePartitionRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) DropPartition(ctx context.Context, req *milvuspb.DropPartitionRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) HasPartition(ctx context.Context, req *milvuspb.HasPartitionRequest) (*milvuspb.BoolResponse, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) ShowPartitions(ctx context.Context, req *milvuspb.ShowPartitionsRequest) (*milvuspb.ShowPartitionsResponse, error) {
return &milvuspb.ShowPartitionsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
PartitionNames: []string{"_default"},
PartitionIDs: []int64{0},
}, nil
}
//index builder service
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func (m *mockRootCoordService) CreateIndex(ctx context.Context, req *milvuspb.CreateIndexRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) DescribeIndex(ctx context.Context, req *milvuspb.DescribeIndexRequest) (*milvuspb.DescribeIndexResponse, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) DropIndex(ctx context.Context, req *milvuspb.DropIndexRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
//global timestamp allocator
func (m *mockRootCoordService) AllocTimestamp(ctx context.Context, req *rootcoordpb.AllocTimestampRequest) (*rootcoordpb.AllocTimestampResponse, error) {
if m.state != internalpb.StateCode_Healthy {
return &rootcoordpb.AllocTimestampResponse{Status: &commonpb.Status{ErrorCode: commonpb.ErrorCode_UnexpectedError}}, nil
}
val := atomic.AddInt64(&m.cnt, int64(req.Count))
phy := time.Now().UnixNano() / int64(time.Millisecond)
ts := tsoutil.ComposeTS(phy, val)
return &rootcoordpb.AllocTimestampResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
Timestamp: ts,
Count: req.Count,
}, nil
}
func (m *mockRootCoordService) AllocID(ctx context.Context, req *rootcoordpb.AllocIDRequest) (*rootcoordpb.AllocIDResponse, error) {
if m.state != internalpb.StateCode_Healthy {
return &rootcoordpb.AllocIDResponse{Status: &commonpb.Status{ErrorCode: commonpb.ErrorCode_UnexpectedError}}, nil
}
val := atomic.AddInt64(&m.cnt, int64(req.Count))
return &rootcoordpb.AllocIDResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
ID: val,
Count: req.Count,
}, nil
}
//segment
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func (m *mockRootCoordService) DescribeSegment(ctx context.Context, req *milvuspb.DescribeSegmentRequest) (*milvuspb.DescribeSegmentResponse, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) ShowSegments(ctx context.Context, req *milvuspb.ShowSegmentsRequest) (*milvuspb.ShowSegmentsResponse, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) GetDdChannel(ctx context.Context) (*milvuspb.StringResponse, error) {
return &milvuspb.StringResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
Value: "ddchannel",
}, nil
}
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func (m *mockRootCoordService) UpdateChannelTimeTick(ctx context.Context, req *internalpb.ChannelTimeTickMsg) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
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func (m *mockRootCoordService) ReleaseDQLMessageStream(ctx context.Context, req *proxypb.ReleaseDQLMessageStreamRequest) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
func (m *mockRootCoordService) SegmentFlushCompleted(ctx context.Context, in *datapb.SegmentFlushCompletedMsg) (*commonpb.Status, error) {
return &commonpb.Status{ErrorCode: commonpb.ErrorCode_Success}, nil
}
func (m *mockRootCoordService) AddNewSegment(ctx context.Context, in *datapb.SegmentMsg) (*commonpb.Status, error) {
panic("not implemented") // TODO: Implement
}
func (m *mockRootCoordService) GetMetrics(ctx context.Context, req *milvuspb.GetMetricsRequest) (*milvuspb.GetMetricsResponse, error) {
// TODO(dragondriver): change the id, though it's not important in ut
nodeID := UniqueID(20210901)
rootCoordTopology := metricsinfo.RootCoordTopology{
Self: metricsinfo.RootCoordInfos{
BaseComponentInfos: metricsinfo.BaseComponentInfos{
Name: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
ID: nodeID,
},
},
Connections: metricsinfo.ConnTopology{
Name: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
// TODO(dragondriver): fill ConnectedComponents if necessary
ConnectedComponents: []metricsinfo.ConnectionInfo{},
},
}
resp, err := metricsinfo.MarshalTopology(rootCoordTopology)
if err != nil {
return &milvuspb.GetMetricsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_UnexpectedError,
Reason: err.Error(),
},
Response: "",
ComponentName: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
}, nil
}
return &milvuspb.GetMetricsResponse{
Status: &commonpb.Status{
ErrorCode: commonpb.ErrorCode_Success,
Reason: "",
},
Response: resp,
ComponentName: metricsinfo.ConstructComponentName(typeutil.RootCoordRole, nodeID),
}, nil
}