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enhance: add search params in search request in restful (#36304)
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#36321

Signed-off-by: lixinguo <[email protected]>
Co-authored-by: lixinguo <[email protected]>
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@smellthemoon
smellthemoon and lixinguo authored Sep 23, 2024
1 parent c50fe71 commit 6e880d1
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Showing 7 changed files with 111 additions and 77 deletions.
80 changes: 34 additions & 46 deletions internal/distributed/proxy/httpserver/handler_v2.go
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Original file line number Diff line number Diff line change
Expand Up @@ -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 {
Expand Down Expand Up @@ -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)
Expand All @@ -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))
Expand All @@ -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)
}
Expand Down
14 changes: 10 additions & 4 deletions internal/distributed/proxy/httpserver/handler_v2_test.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -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,
Expand Down Expand Up @@ -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{
Expand Down Expand Up @@ -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) {
Expand Down
64 changes: 37 additions & 27 deletions internal/distributed/proxy/httpserver/request_v2.go
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Original file line number Diff line number Diff line change
Expand Up @@ -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 }
Expand All @@ -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 }
Expand Down
12 changes: 12 additions & 0 deletions internal/distributed/proxy/httpserver/utils.go
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Original file line number Diff line number Diff line change
Expand Up @@ -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
}
13 changes: 13 additions & 0 deletions internal/distributed/proxy/httpserver/utils_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -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)
_, _, err = convertConsistencyLevel("test")
assert.NotNil(t, err)
}
2 changes: 2 additions & 0 deletions pkg/common/common.go
View file
Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,8 @@ const (
IsSparseKey = "is_sparse"
AutoIndexName = "AUTOINDEX"
BitmapCardinalityLimitKey = "bitmap_cardinality_limit"
IgnoreGrowing = "ignore_growing"
ConsistencyLevel = "consistency_level"
)

// Collection properties key
Expand Down
3 changes: 3 additions & 0 deletions tests/restful_client_v2/testcases/test_vector_operations.py
View file
Original file line number Diff line number Diff line change
Expand Up @@ -926,6 +926,7 @@ class TestSearchVector(TestBase):
@pytest.mark.parametrize("auto_id", [True])
@pytest.mark.parametrize("is_partition_key", [True])
@pytest.mark.parametrize("enable_dynamic_schema", [True])
@pytest.mark.skip(reason="behavior change;todo:@zhuwenxing")
@pytest.mark.parametrize("nb", [3000])
@pytest.mark.parametrize("dim", [16])
def test_search_vector_with_all_vector_datatype(self, nb, dim, insert_round, auto_id,
Expand Down Expand Up @@ -1031,6 +1032,7 @@ def test_search_vector_with_all_vector_datatype(self, nb, dim, insert_round, aut
@pytest.mark.parametrize("enable_dynamic_schema", [True])
@pytest.mark.parametrize("nb", [3000])
@pytest.mark.parametrize("dim", [128])
@pytest.mark.skip(reason="behavior change;todo:@zhuwenxing")
@pytest.mark.parametrize("nq", [1, 2])
def test_search_vector_with_float_vector_datatype(self, nb, dim, insert_round, auto_id,
is_partition_key, enable_dynamic_schema, nq):
Expand Down Expand Up @@ -1225,6 +1227,7 @@ def test_search_vector_with_sparse_float_vector_datatype(self, nb, dim, insert_r
@pytest.mark.parametrize("enable_dynamic_schema", [True])
@pytest.mark.parametrize("nb", [3000])
@pytest.mark.parametrize("dim", [128])
@pytest.mark.skip(reason="behavior change;todo:@zhuwenxing")
def test_search_vector_with_binary_vector_datatype(self, nb, dim, insert_round, auto_id,
is_partition_key, enable_dynamic_schema):
"""
Expand Down

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