enhance: add search params in search request in restful

Signed-off-by: lixinguo <[email protected]>

internal/datacoord/import_util.go

@@ -23,14 +23,13 @@ import (
 	"sort"
 	"time"
 
-	"github.com/milvus-io/milvus/internal/proto/indexpb"
-
 	"github.com/cockroachdb/errors"
 	"github.com/samber/lo"
 	"go.uber.org/zap"
 
 	"github.com/milvus-io/milvus/internal/datacoord/allocator"
 	"github.com/milvus-io/milvus/internal/proto/datapb"
+	"github.com/milvus-io/milvus/internal/proto/indexpb"
 	"github.com/milvus-io/milvus/internal/proto/internalpb"
 	"github.com/milvus-io/milvus/internal/storage"
 	"github.com/milvus-io/milvus/internal/util/importutilv2"

internal/distributed/proxy/httpserver/handler_v2.go

@@ -905,61 +905,46 @@ func generatePlaceholderGroup(ctx context.Context, body string, collSchema *sche
 	})
 }
 
-func generateSearchParams(ctx context.Context, c *gin.Context, reqParams map[string]float64) ([]*commonpb.KeyValuePair, error) {
-	params := map[string]interface{}{ // auto generated mapping
-		"level": int(commonpb.ConsistencyLevel_Bounded),
-	}
-	if reqParams != nil {
-		radius, radiusOk := reqParams[ParamRadius]
-		rangeFilter, rangeFilterOk := reqParams[ParamRangeFilter]
-		if rangeFilterOk {
-			if !radiusOk {
-				log.Ctx(ctx).Warn("high level restful api, search params invalid, because only " + ParamRangeFilter)
-				HTTPAbortReturn(c, http.StatusOK, gin.H{
-					HTTPReturnCode:    merr.Code(merr.ErrIncorrectParameterFormat),
-					HTTPReturnMessage: merr.ErrIncorrectParameterFormat.Error() + ", error: invalid search params",
-				})
-				return nil, merr.ErrIncorrectParameterFormat
-			}
-			params[ParamRangeFilter] = rangeFilter
-		}
-		if radiusOk {
-			params[ParamRadius] = radius
-		}
-	}
-	bs, _ := json.Marshal(params)
-	searchParams := []*commonpb.KeyValuePair{
-		{Key: Params, Value: string(bs)},
-	}
+func generateSearchParams(ctx context.Context, c *gin.Context, reqSearchParams searchParams) ([]*commonpb.KeyValuePair, error) {
+	var searchParams []*commonpb.KeyValuePair
+	bs, _ := json.Marshal(reqSearchParams.Params)
+	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: Params, Value: string(bs)})
+	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: common.IgnoreGrowing, Value: strconv.FormatBool(reqSearchParams.IgnoreGrowing)})
+	// need to exposure ParamRoundDecimal in req?
+	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamRoundDecimal, Value: "-1"})
 	return searchParams, nil
 }
 
 func (h *HandlersV2) search(ctx context.Context, c *gin.Context, anyReq any, dbName string) (interface{}, error) {
 	httpReq := anyReq.(*SearchReqV2)
 	req := &milvuspb.SearchRequest{
-		DbName:                dbName,
-		CollectionName:        httpReq.CollectionName,
-		Dsl:                   httpReq.Filter,
-		DslType:               commonpb.DslType_BoolExprV1,
-		OutputFields:          httpReq.OutputFields,
-		PartitionNames:        httpReq.PartitionNames,
-		UseDefaultConsistency: true,
+		DbName:         dbName,
+		CollectionName: httpReq.CollectionName,
+		Dsl:            httpReq.Filter,
+		DslType:        commonpb.DslType_BoolExprV1,
+		OutputFields:   httpReq.OutputFields,
+		PartitionNames: httpReq.PartitionNames,
+	}
+	var err error
+	req.ConsistencyLevel, req.UseDefaultConsistency, err = convertConsistencyLevel(httpReq.ConsistencyLevel)
+	if err != nil {
+		return nil, err
 	}
 	c.Set(ContextRequest, req)
 
 	collSchema, err := h.GetCollectionSchema(ctx, c, dbName, httpReq.CollectionName)
 	if err != nil {
 		return nil, err
 	}
-	searchParams, err := generateSearchParams(ctx, c, httpReq.Params)
+
+	searchParams, err := generateSearchParams(ctx, c, httpReq.SearchParams)
 	if err != nil {
 		return nil, err
 	}
 	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: common.TopKKey, Value: strconv.FormatInt(int64(httpReq.Limit), 10)})
 	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamOffset, Value: strconv.FormatInt(int64(httpReq.Offset), 10)})
 	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamGroupByField, Value: httpReq.GroupByField})
 	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: proxy.AnnsFieldKey, Value: httpReq.AnnsField})
-	searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamRoundDecimal, Value: "-1"})
 	body, _ := c.Get(gin.BodyBytesKey)
 	placeholderGroup, err := generatePlaceholderGroup(ctx, string(body.([]byte)), collSchema, httpReq.AnnsField)
 	if err != nil {
@@ -1005,6 +990,11 @@ func (h *HandlersV2) advancedSearch(ctx context.Context, c *gin.Context, anyReq
 		Requests:       []*milvuspb.SearchRequest{},
 		OutputFields:   httpReq.OutputFields,
 	}
+	var err error
+	req.ConsistencyLevel, req.UseDefaultConsistency, err = convertConsistencyLevel(httpReq.ConsistencyLevel)
+	if err != nil {
+		return nil, err
+	}
 	c.Set(ContextRequest, req)
 
 	collSchema, err := h.GetCollectionSchema(ctx, c, dbName, httpReq.CollectionName)
@@ -1014,15 +1004,14 @@ func (h *HandlersV2) advancedSearch(ctx context.Context, c *gin.Context, anyReq
 	body, _ := c.Get(gin.BodyBytesKey)
 	searchArray := gjson.Get(string(body.([]byte)), "search").Array()
 	for i, subReq := range httpReq.Search {
-		searchParams, err := generateSearchParams(ctx, c, subReq.Params)
+		searchParams, err := generateSearchParams(ctx, c, subReq.SearchParams)
 		if err != nil {
 			return nil, err
 		}
 		searchParams = append(searchParams, &commonpb.KeyValuePair{Key: common.TopKKey, Value: strconv.FormatInt(int64(subReq.Limit), 10)})
 		searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamOffset, Value: strconv.FormatInt(int64(subReq.Offset), 10)})
 		searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamGroupByField, Value: subReq.GroupByField})
 		searchParams = append(searchParams, &commonpb.KeyValuePair{Key: proxy.AnnsFieldKey, Value: subReq.AnnsField})
-		searchParams = append(searchParams, &commonpb.KeyValuePair{Key: ParamRoundDecimal, Value: "-1"})
 		placeholderGroup, err := generatePlaceholderGroup(ctx, searchArray[i].Raw, collSchema, subReq.AnnsField)
 		if err != nil {
 			log.Ctx(ctx).Warn("high level restful api, search with vector invalid", zap.Error(err))
@@ -1033,15 +1022,14 @@ func (h *HandlersV2) advancedSearch(ctx context.Context, c *gin.Context, anyReq
 			return nil, err
 		}
 		searchReq := &milvuspb.SearchRequest{
-			DbName:                dbName,
-			CollectionName:        httpReq.CollectionName,
-			Dsl:                   subReq.Filter,
-			PlaceholderGroup:      placeholderGroup,
-			DslType:               commonpb.DslType_BoolExprV1,
-			OutputFields:          httpReq.OutputFields,
-			PartitionNames:        httpReq.PartitionNames,
-			SearchParams:          searchParams,
-			UseDefaultConsistency: true,
+			DbName:           dbName,
+			CollectionName:   httpReq.CollectionName,
+			Dsl:              subReq.Filter,
+			PlaceholderGroup: placeholderGroup,
+			DslType:          commonpb.DslType_BoolExprV1,
+			OutputFields:     httpReq.OutputFields,
+			PartitionNames:   httpReq.PartitionNames,
+			SearchParams:     searchParams,
 		}
 		req.Requests = append(req.Requests, searchReq)
 	}

internal/distributed/proxy/httpserver/handler_v2_test.go

@@ -1349,7 +1349,7 @@ func TestSearchV2(t *testing.T) {
 		Schema:         generateCollectionSchema(schemapb.DataType_Int64),
 		ShardsNum:      ShardNumDefault,
 		Status:         &StatusSuccess,
-	}, nil).Times(12)
+	}, nil).Times(11)
 	mp.EXPECT().Search(mock.Anything, mock.Anything).Return(&milvuspb.SearchResults{Status: commonSuccessStatus, Results: &schemapb.SearchResultData{
 		TopK:         int64(3),
 		OutputFields: outputFields,
@@ -1398,16 +1398,16 @@ func TestSearchV2(t *testing.T) {
 	})
 	queryTestCases = append(queryTestCases, requestBodyTestCase{
 		path:        SearchAction,
-		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"]}`),
+		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"],"consistencyLevel": "Strong"}`),
 	})
 	queryTestCases = append(queryTestCases, requestBodyTestCase{
 		path:        SearchAction,
 		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"], "params": {"radius":0.9}}`),
 	})
 	queryTestCases = append(queryTestCases, requestBodyTestCase{
 		path:        SearchAction,
-		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"], "params": {"range_filter": 0.1}}`),
-		errMsg:      "can only accept json format request, error: invalid search params",
+		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"], "searchParams": {"ignore_growing": "true"}}`),
+		errMsg:      "can only accept json format request, error: json: cannot unmarshal string into Go struct field searchParams.searchParams.ignore_growing of type bool",
 		errCode:     1801, // ErrIncorrectParameterFormat
 	})
 	queryTestCases = append(queryTestCases, requestBodyTestCase{
@@ -1529,6 +1529,12 @@ func TestSearchV2(t *testing.T) {
 		path:        SearchAction,
 		requestBody: []byte(`{"collectionName": "book", "data": [{"1": 0.1}], "annsField": "sparseFloatVector", "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"]}`),
 	})
+	queryTestCases = append(queryTestCases, requestBodyTestCase{
+		path:        SearchAction,
+		requestBody: []byte(`{"collectionName": "book", "data": [[0.1, 0.2]], "filter": "book_id in [2, 4, 6, 8]", "limit": 4, "outputFields": ["word_count"], "searchParams": {"params":"a"}}`),
+		errMsg:      "can only accept json format request, error: json: cannot unmarshal string into Go struct field searchParams.searchParams.params of type map[string]interface {}",
+		errCode:     1801, // ErrIncorrectParameterFormat
+	})
 
 	for _, testcase := range queryTestCases {
 		t.Run(testcase.path, func(t *testing.T) {

internal/distributed/proxy/httpserver/request_v2.go

@@ -141,18 +141,28 @@ type CollectionDataReq struct {
 
 func (req *CollectionDataReq) GetDbName() string { return req.DbName }
 
+type searchParams struct {
+	// not use metricType any more, just for compatibility
+	MetricType    string                 `json:"metricType"`
+	Params        map[string]interface{} `json:"params"`
+	IgnoreGrowing bool                   `json:"ignore_growing"`
+}
+
 type SearchReqV2 struct {
-	DbName         string             `json:"dbName"`
-	CollectionName string             `json:"collectionName" binding:"required"`
-	Data           []interface{}      `json:"data" binding:"required"`
-	AnnsField      string             `json:"annsField"`
-	PartitionNames []string           `json:"partitionNames"`
-	Filter         string             `json:"filter"`
-	GroupByField   string             `json:"groupingField"`
-	Limit          int32              `json:"limit"`
-	Offset         int32              `json:"offset"`
-	OutputFields   []string           `json:"outputFields"`
-	Params         map[string]float64 `json:"params"`
+	DbName           string        `json:"dbName"`
+	CollectionName   string        `json:"collectionName" binding:"required"`
+	Data             []interface{} `json:"data" binding:"required"`
+	AnnsField        string        `json:"annsField"`
+	PartitionNames   []string      `json:"partitionNames"`
+	Filter           string        `json:"filter"`
+	GroupByField     string        `json:"groupingField"`
+	Limit            int32         `json:"limit"`
+	Offset           int32         `json:"offset"`
+	OutputFields     []string      `json:"outputFields"`
+	SearchParams     searchParams  `json:"searchParams"`
+	ConsistencyLevel string        `json:"consistencyLevel"`
+	// not use Params any more, just for compatibility
+	Params map[string]float64 `json:"params"`
 }
 
 func (req *SearchReqV2) GetDbName() string { return req.DbName }
@@ -163,25 +173,25 @@ type Rand struct {
 }
 
 type SubSearchReq struct {
-	Data          []interface{}      `json:"data" binding:"required"`
-	AnnsField     string             `json:"annsField"`
-	Filter        string             `json:"filter"`
-	GroupByField  string             `json:"groupingField"`
-	MetricType    string             `json:"metricType"`
-	Limit         int32              `json:"limit"`
-	Offset        int32              `json:"offset"`
-	IgnoreGrowing bool               `json:"ignoreGrowing"`
-	Params        map[string]float64 `json:"params"`
+	Data         []interface{} `json:"data" binding:"required"`
+	AnnsField    string        `json:"annsField"`
+	Filter       string        `json:"filter"`
+	GroupByField string        `json:"groupingField"`
+	MetricType   string        `json:"metricType"`
+	Limit        int32         `json:"limit"`
+	Offset       int32         `json:"offset"`
+	SearchParams searchParams  `json:"searchParams"`
 }
 
 type HybridSearchReq struct {
-	DbName         string         `json:"dbName"`
-	CollectionName string         `json:"collectionName" binding:"required"`
-	PartitionNames []string       `json:"partitionNames"`
-	Search         []SubSearchReq `json:"search"`
-	Rerank         Rand           `json:"rerank"`
-	Limit          int32          `json:"limit"`
-	OutputFields   []string       `json:"outputFields"`
+	DbName           string         `json:"dbName"`
+	CollectionName   string         `json:"collectionName" binding:"required"`
+	PartitionNames   []string       `json:"partitionNames"`
+	Search           []SubSearchReq `json:"search"`
+	Rerank           Rand           `json:"rerank"`
+	Limit            int32          `json:"limit"`
+	OutputFields     []string       `json:"outputFields"`
+	ConsistencyLevel string         `json:"consistencyLevel"`
 }
 
 func (req *HybridSearchReq) GetDbName() string { return req.DbName }

internal/distributed/proxy/httpserver/utils.go

@@ -1287,3 +1287,15 @@ func CheckLimiter(ctx context.Context, req interface{}, pxy types.ProxyComponent
 	metrics.ProxyRateLimitReqCount.WithLabelValues(nodeID, rt.String(), metrics.SuccessLabel).Inc()
 	return nil, nil
 }
+
+func convertConsistencyLevel(reqConsistencyLevel string) (commonpb.ConsistencyLevel, bool, error) {
+	if reqConsistencyLevel != "" {
+		level, ok := commonpb.ConsistencyLevel_value[reqConsistencyLevel]
+		if !ok {
+			return 0, false, merr.WrapErrParameterInvalidMsg(fmt.Sprintf("parameter:'%s' is incorrect, please check it", reqConsistencyLevel))
+		}
+		return commonpb.ConsistencyLevel(level), false, nil
+	}
+	// ConsistencyLevel_Session default in PyMilvus
+	return commonpb.ConsistencyLevel_Session, true, nil
+}

internal/distributed/proxy/httpserver/utils_test.go

@@ -1372,3 +1372,16 @@ func TestBuildQueryResps(t *testing.T) {
 	_, err = buildQueryResp(int64(0), outputFields, newFieldData(generateFieldData(), schemapb.DataType_None), generateIDs(schemapb.DataType_Int64, 3), []float32{0.01, 0.04}, true)
 	assert.Equal(t, nil, err)
 }
+
+func TestConvertConsistencyLevel(t *testing.T) {
+	consistencyLevel, useDefaultConsistency, err := convertConsistencyLevel("")
+	assert.Equal(t, nil, err)
+	assert.Equal(t, consistencyLevel, commonpb.ConsistencyLevel_Session)
+	assert.Equal(t, true, useDefaultConsistency)
+	consistencyLevel, useDefaultConsistency, err = convertConsistencyLevel("Strong")
+	assert.Equal(t, nil, err)
+	assert.Equal(t, consistencyLevel, commonpb.ConsistencyLevel_Strong)
+	assert.Equal(t, false, useDefaultConsistency)
+	consistencyLevel, useDefaultConsistency, err = convertConsistencyLevel("test")
+	assert.NotNil(t, err)
+}

pkg/common/common.go

@@ -133,6 +133,8 @@ const (
 	IsSparseKey               = "is_sparse"
 	AutoIndexName             = "AUTOINDEX"
 	BitmapCardinalityLimitKey = "bitmap_cardinality_limit"
+	IgnoreGrowing             = "ignore_growing"
+	ConsistencyLevel          = "consistency_level"
 )
 
 //  Collection properties key