github.com/opensearch-project/opensearch-go/v2@v2.3.0/opensearchapi/api.update_by_query.go (about)

     1  // SPDX-License-Identifier: Apache-2.0
     2  //
     3  // The OpenSearch Contributors require contributions made to
     4  // this file be licensed under the Apache-2.0 license or a
     5  // compatible open source license.
     6  //
     7  // Modifications Copyright OpenSearch Contributors. See
     8  // GitHub history for details.
     9  
    10  // Licensed to Elasticsearch B.V. under one or more contributor
    11  // license agreements. See the NOTICE file distributed with
    12  // this work for additional information regarding copyright
    13  // ownership. Elasticsearch B.V. licenses this file to you under
    14  // the Apache License, Version 2.0 (the "License"); you may
    15  // not use this file except in compliance with the License.
    16  // You may obtain a copy of the License at
    17  //
    18  //    http://www.apache.org/licenses/LICENSE-2.0
    19  //
    20  // Unless required by applicable law or agreed to in writing,
    21  // software distributed under the License is distributed on an
    22  // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    23  // KIND, either express or implied.  See the License for the
    24  // specific language governing permissions and limitations
    25  // under the License.
    26  
    27  package opensearchapi
    28  
    29  import (
    30  	"context"
    31  	"fmt"
    32  	"io"
    33  	"net/http"
    34  	"strconv"
    35  	"strings"
    36  	"time"
    37  )
    38  
    39  func newUpdateByQueryFunc(t Transport) UpdateByQuery {
    40  	return func(index []string, o ...func(*UpdateByQueryRequest)) (*Response, error) {
    41  		var r = UpdateByQueryRequest{Index: index}
    42  		for _, f := range o {
    43  			f(&r)
    44  		}
    45  		return r.Do(r.ctx, t)
    46  	}
    47  }
    48  
    49  // ----- API Definition -------------------------------------------------------
    50  
    51  // UpdateByQuery performs an update on every document in the index without changing the source,
    52  // for example to pick up a mapping change.
    53  //
    54  //
    55  type UpdateByQuery func(index []string, o ...func(*UpdateByQueryRequest)) (*Response, error)
    56  
    57  // UpdateByQueryRequest configures the Update By Query API request.
    58  //
    59  type UpdateByQueryRequest struct {
    60  	Index []string
    61  
    62  	Body io.Reader
    63  
    64  	AllowNoIndices      *bool
    65  	Analyzer            string
    66  	AnalyzeWildcard     *bool
    67  	Conflicts           string
    68  	DefaultOperator     string
    69  	Df                  string
    70  	ExpandWildcards     string
    71  	From                *int
    72  	IgnoreUnavailable   *bool
    73  	Lenient             *bool
    74  	MaxDocs             *int
    75  	Pipeline            string
    76  	Preference          string
    77  	Query               string
    78  	Refresh             *bool
    79  	RequestCache        *bool
    80  	RequestsPerSecond   *int
    81  	Routing             []string
    82  	Scroll              time.Duration
    83  	ScrollSize          *int
    84  	SearchTimeout       time.Duration
    85  	SearchType          string
    86  	Size                *int
    87  	Slices              interface{}
    88  	Sort                []string
    89  	Source              interface{}
    90  	SourceExcludes      []string
    91  	SourceIncludes      []string
    92  	Stats               []string
    93  	TerminateAfter      *int
    94  	Timeout             time.Duration
    95  	Version             *bool
    96  	VersionType         *bool
    97  	WaitForActiveShards string
    98  	WaitForCompletion   *bool
    99  
   100  	Pretty     bool
   101  	Human      bool
   102  	ErrorTrace bool
   103  	FilterPath []string
   104  
   105  	Header http.Header
   106  
   107  	ctx context.Context
   108  }
   109  
   110  // Do executes the request and returns response or error.
   111  //
   112  func (r UpdateByQueryRequest) Do(ctx context.Context, transport Transport) (*Response, error) {
   113  	var (
   114  		method string
   115  		path   strings.Builder
   116  		params map[string]string
   117  	)
   118  
   119  	method = "POST"
   120  
   121  	path.Grow(1 + len(strings.Join(r.Index, ",")) + 1 + len("_update_by_query"))
   122  	path.WriteString("/")
   123  	path.WriteString(strings.Join(r.Index, ","))
   124  	path.WriteString("/")
   125  	path.WriteString("_update_by_query")
   126  
   127  	params = make(map[string]string)
   128  
   129  	if r.AllowNoIndices != nil {
   130  		params["allow_no_indices"] = strconv.FormatBool(*r.AllowNoIndices)
   131  	}
   132  
   133  	if r.Analyzer != "" {
   134  		params["analyzer"] = r.Analyzer
   135  	}
   136  
   137  	if r.AnalyzeWildcard != nil {
   138  		params["analyze_wildcard"] = strconv.FormatBool(*r.AnalyzeWildcard)
   139  	}
   140  
   141  	if r.Conflicts != "" {
   142  		params["conflicts"] = r.Conflicts
   143  	}
   144  
   145  	if r.DefaultOperator != "" {
   146  		params["default_operator"] = r.DefaultOperator
   147  	}
   148  
   149  	if r.Df != "" {
   150  		params["df"] = r.Df
   151  	}
   152  
   153  	if r.ExpandWildcards != "" {
   154  		params["expand_wildcards"] = r.ExpandWildcards
   155  	}
   156  
   157  	if r.From != nil {
   158  		params["from"] = strconv.FormatInt(int64(*r.From), 10)
   159  	}
   160  
   161  	if r.IgnoreUnavailable != nil {
   162  		params["ignore_unavailable"] = strconv.FormatBool(*r.IgnoreUnavailable)
   163  	}
   164  
   165  	if r.Lenient != nil {
   166  		params["lenient"] = strconv.FormatBool(*r.Lenient)
   167  	}
   168  
   169  	if r.MaxDocs != nil {
   170  		params["max_docs"] = strconv.FormatInt(int64(*r.MaxDocs), 10)
   171  	}
   172  
   173  	if r.Pipeline != "" {
   174  		params["pipeline"] = r.Pipeline
   175  	}
   176  
   177  	if r.Preference != "" {
   178  		params["preference"] = r.Preference
   179  	}
   180  
   181  	if r.Query != "" {
   182  		params["q"] = r.Query
   183  	}
   184  
   185  	if r.Refresh != nil {
   186  		params["refresh"] = strconv.FormatBool(*r.Refresh)
   187  	}
   188  
   189  	if r.RequestCache != nil {
   190  		params["request_cache"] = strconv.FormatBool(*r.RequestCache)
   191  	}
   192  
   193  	if r.RequestsPerSecond != nil {
   194  		params["requests_per_second"] = strconv.FormatInt(int64(*r.RequestsPerSecond), 10)
   195  	}
   196  
   197  	if len(r.Routing) > 0 {
   198  		params["routing"] = strings.Join(r.Routing, ",")
   199  	}
   200  
   201  	if r.Scroll != 0 {
   202  		params["scroll"] = formatDuration(r.Scroll)
   203  	}
   204  
   205  	if r.ScrollSize != nil {
   206  		params["scroll_size"] = strconv.FormatInt(int64(*r.ScrollSize), 10)
   207  	}
   208  
   209  	if r.SearchTimeout != 0 {
   210  		params["search_timeout"] = formatDuration(r.SearchTimeout)
   211  	}
   212  
   213  	if r.SearchType != "" {
   214  		params["search_type"] = r.SearchType
   215  	}
   216  
   217  	if r.Size != nil {
   218  		params["size"] = strconv.FormatInt(int64(*r.Size), 10)
   219  	}
   220  
   221  	if r.Slices != nil {
   222  		params["slices"] = fmt.Sprintf("%v", r.Slices)
   223  	}
   224  
   225  	if len(r.Sort) > 0 {
   226  		params["sort"] = strings.Join(r.Sort, ",")
   227  	}
   228  
   229  	if source, ok := r.Source.(bool); ok {
   230  		params["_source"] = strconv.FormatBool(source)
   231  	} else if source, ok := r.Source.(string); ok && source != "" {
   232  		params["_source"] = source
   233  	} else if sources, ok := r.Source.([]string); ok && len(sources) > 0 {
   234  		params["_source"] = strings.Join(sources, ",")
   235  	}
   236  
   237  	if len(r.SourceExcludes) > 0 {
   238  		params["_source_excludes"] = strings.Join(r.SourceExcludes, ",")
   239  	}
   240  
   241  	if len(r.SourceIncludes) > 0 {
   242  		params["_source_includes"] = strings.Join(r.SourceIncludes, ",")
   243  	}
   244  
   245  	if len(r.Stats) > 0 {
   246  		params["stats"] = strings.Join(r.Stats, ",")
   247  	}
   248  
   249  	if r.TerminateAfter != nil {
   250  		params["terminate_after"] = strconv.FormatInt(int64(*r.TerminateAfter), 10)
   251  	}
   252  
   253  	if r.Timeout != 0 {
   254  		params["timeout"] = formatDuration(r.Timeout)
   255  	}
   256  
   257  	if r.Version != nil {
   258  		params["version"] = strconv.FormatBool(*r.Version)
   259  	}
   260  
   261  	if r.VersionType != nil {
   262  		params["version_type"] = strconv.FormatBool(*r.VersionType)
   263  	}
   264  
   265  	if r.WaitForActiveShards != "" {
   266  		params["wait_for_active_shards"] = r.WaitForActiveShards
   267  	}
   268  
   269  	if r.WaitForCompletion != nil {
   270  		params["wait_for_completion"] = strconv.FormatBool(*r.WaitForCompletion)
   271  	}
   272  
   273  	if r.Pretty {
   274  		params["pretty"] = "true"
   275  	}
   276  
   277  	if r.Human {
   278  		params["human"] = "true"
   279  	}
   280  
   281  	if r.ErrorTrace {
   282  		params["error_trace"] = "true"
   283  	}
   284  
   285  	if len(r.FilterPath) > 0 {
   286  		params["filter_path"] = strings.Join(r.FilterPath, ",")
   287  	}
   288  
   289  	req, err := newRequest(method, path.String(), r.Body)
   290  	if err != nil {
   291  		return nil, err
   292  	}
   293  
   294  	if len(params) > 0 {
   295  		q := req.URL.Query()
   296  		for k, v := range params {
   297  			q.Set(k, v)
   298  		}
   299  		req.URL.RawQuery = q.Encode()
   300  	}
   301  
   302  	if r.Body != nil {
   303  		req.Header[headerContentType] = headerContentTypeJSON
   304  	}
   305  
   306  	if len(r.Header) > 0 {
   307  		if len(req.Header) == 0 {
   308  			req.Header = r.Header
   309  		} else {
   310  			for k, vv := range r.Header {
   311  				for _, v := range vv {
   312  					req.Header.Add(k, v)
   313  				}
   314  			}
   315  		}
   316  	}
   317  
   318  	if ctx != nil {
   319  		req = req.WithContext(ctx)
   320  	}
   321  
   322  	res, err := transport.Perform(req)
   323  	if err != nil {
   324  		return nil, err
   325  	}
   326  
   327  	response := Response{
   328  		StatusCode: res.StatusCode,
   329  		Body:       res.Body,
   330  		Header:     res.Header,
   331  	}
   332  
   333  	return &response, nil
   334  }
   335  
   336  // WithContext sets the request context.
   337  //
   338  func (f UpdateByQuery) WithContext(v context.Context) func(*UpdateByQueryRequest) {
   339  	return func(r *UpdateByQueryRequest) {
   340  		r.ctx = v
   341  	}
   342  }
   343  
   344  // WithBody - The search definition using the Query DSL.
   345  //
   346  func (f UpdateByQuery) WithBody(v io.Reader) func(*UpdateByQueryRequest) {
   347  	return func(r *UpdateByQueryRequest) {
   348  		r.Body = v
   349  	}
   350  }
   351  
   352  // WithAllowNoIndices - whether to ignore if a wildcard indices expression resolves into no concrete indices. (this includes `_all` string or when no indices have been specified).
   353  //
   354  func (f UpdateByQuery) WithAllowNoIndices(v bool) func(*UpdateByQueryRequest) {
   355  	return func(r *UpdateByQueryRequest) {
   356  		r.AllowNoIndices = &v
   357  	}
   358  }
   359  
   360  // WithAnalyzer - the analyzer to use for the query string.
   361  //
   362  func (f UpdateByQuery) WithAnalyzer(v string) func(*UpdateByQueryRequest) {
   363  	return func(r *UpdateByQueryRequest) {
   364  		r.Analyzer = v
   365  	}
   366  }
   367  
   368  // WithAnalyzeWildcard - specify whether wildcard and prefix queries should be analyzed (default: false).
   369  //
   370  func (f UpdateByQuery) WithAnalyzeWildcard(v bool) func(*UpdateByQueryRequest) {
   371  	return func(r *UpdateByQueryRequest) {
   372  		r.AnalyzeWildcard = &v
   373  	}
   374  }
   375  
   376  // WithConflicts - what to do when the update by query hits version conflicts?.
   377  //
   378  func (f UpdateByQuery) WithConflicts(v string) func(*UpdateByQueryRequest) {
   379  	return func(r *UpdateByQueryRequest) {
   380  		r.Conflicts = v
   381  	}
   382  }
   383  
   384  // WithDefaultOperator - the default operator for query string query (and or or).
   385  //
   386  func (f UpdateByQuery) WithDefaultOperator(v string) func(*UpdateByQueryRequest) {
   387  	return func(r *UpdateByQueryRequest) {
   388  		r.DefaultOperator = v
   389  	}
   390  }
   391  
   392  // WithDf - the field to use as default where no field prefix is given in the query string.
   393  //
   394  func (f UpdateByQuery) WithDf(v string) func(*UpdateByQueryRequest) {
   395  	return func(r *UpdateByQueryRequest) {
   396  		r.Df = v
   397  	}
   398  }
   399  
   400  // WithExpandWildcards - whether to expand wildcard expression to concrete indices that are open, closed or both..
   401  //
   402  func (f UpdateByQuery) WithExpandWildcards(v string) func(*UpdateByQueryRequest) {
   403  	return func(r *UpdateByQueryRequest) {
   404  		r.ExpandWildcards = v
   405  	}
   406  }
   407  
   408  // WithFrom - starting offset (default: 0).
   409  //
   410  func (f UpdateByQuery) WithFrom(v int) func(*UpdateByQueryRequest) {
   411  	return func(r *UpdateByQueryRequest) {
   412  		r.From = &v
   413  	}
   414  }
   415  
   416  // WithIgnoreUnavailable - whether specified concrete indices should be ignored when unavailable (missing or closed).
   417  //
   418  func (f UpdateByQuery) WithIgnoreUnavailable(v bool) func(*UpdateByQueryRequest) {
   419  	return func(r *UpdateByQueryRequest) {
   420  		r.IgnoreUnavailable = &v
   421  	}
   422  }
   423  
   424  // WithLenient - specify whether format-based query failures (such as providing text to a numeric field) should be ignored.
   425  //
   426  func (f UpdateByQuery) WithLenient(v bool) func(*UpdateByQueryRequest) {
   427  	return func(r *UpdateByQueryRequest) {
   428  		r.Lenient = &v
   429  	}
   430  }
   431  
   432  // WithMaxDocs - maximum number of documents to process (default: all documents).
   433  //
   434  func (f UpdateByQuery) WithMaxDocs(v int) func(*UpdateByQueryRequest) {
   435  	return func(r *UpdateByQueryRequest) {
   436  		r.MaxDocs = &v
   437  	}
   438  }
   439  
   440  // WithPipeline - ingest pipeline to set on index requests made by this action. (default: none).
   441  //
   442  func (f UpdateByQuery) WithPipeline(v string) func(*UpdateByQueryRequest) {
   443  	return func(r *UpdateByQueryRequest) {
   444  		r.Pipeline = v
   445  	}
   446  }
   447  
   448  // WithPreference - specify the node or shard the operation should be performed on (default: random).
   449  //
   450  func (f UpdateByQuery) WithPreference(v string) func(*UpdateByQueryRequest) {
   451  	return func(r *UpdateByQueryRequest) {
   452  		r.Preference = v
   453  	}
   454  }
   455  
   456  // WithQuery - query in the lucene query string syntax.
   457  //
   458  func (f UpdateByQuery) WithQuery(v string) func(*UpdateByQueryRequest) {
   459  	return func(r *UpdateByQueryRequest) {
   460  		r.Query = v
   461  	}
   462  }
   463  
   464  // WithRefresh - should the affected indexes be refreshed?.
   465  //
   466  func (f UpdateByQuery) WithRefresh(v bool) func(*UpdateByQueryRequest) {
   467  	return func(r *UpdateByQueryRequest) {
   468  		r.Refresh = &v
   469  	}
   470  }
   471  
   472  // WithRequestCache - specify if request cache should be used for this request or not, defaults to index level setting.
   473  //
   474  func (f UpdateByQuery) WithRequestCache(v bool) func(*UpdateByQueryRequest) {
   475  	return func(r *UpdateByQueryRequest) {
   476  		r.RequestCache = &v
   477  	}
   478  }
   479  
   480  // WithRequestsPerSecond - the throttle to set on this request in sub-requests per second. -1 means no throttle..
   481  //
   482  func (f UpdateByQuery) WithRequestsPerSecond(v int) func(*UpdateByQueryRequest) {
   483  	return func(r *UpdateByQueryRequest) {
   484  		r.RequestsPerSecond = &v
   485  	}
   486  }
   487  
   488  // WithRouting - a list of specific routing values.
   489  //
   490  func (f UpdateByQuery) WithRouting(v ...string) func(*UpdateByQueryRequest) {
   491  	return func(r *UpdateByQueryRequest) {
   492  		r.Routing = v
   493  	}
   494  }
   495  
   496  // WithScroll - specify how long a consistent view of the index should be maintained for scrolled search.
   497  //
   498  func (f UpdateByQuery) WithScroll(v time.Duration) func(*UpdateByQueryRequest) {
   499  	return func(r *UpdateByQueryRequest) {
   500  		r.Scroll = v
   501  	}
   502  }
   503  
   504  // WithScrollSize - size on the scroll request powering the update by query.
   505  //
   506  func (f UpdateByQuery) WithScrollSize(v int) func(*UpdateByQueryRequest) {
   507  	return func(r *UpdateByQueryRequest) {
   508  		r.ScrollSize = &v
   509  	}
   510  }
   511  
   512  // WithSearchTimeout - explicit timeout for each search request. defaults to no timeout..
   513  //
   514  func (f UpdateByQuery) WithSearchTimeout(v time.Duration) func(*UpdateByQueryRequest) {
   515  	return func(r *UpdateByQueryRequest) {
   516  		r.SearchTimeout = v
   517  	}
   518  }
   519  
   520  // WithSearchType - search operation type.
   521  //
   522  func (f UpdateByQuery) WithSearchType(v string) func(*UpdateByQueryRequest) {
   523  	return func(r *UpdateByQueryRequest) {
   524  		r.SearchType = v
   525  	}
   526  }
   527  
   528  // WithSize - deprecated, please use `max_docs` instead.
   529  //
   530  func (f UpdateByQuery) WithSize(v int) func(*UpdateByQueryRequest) {
   531  	return func(r *UpdateByQueryRequest) {
   532  		r.Size = &v
   533  	}
   534  }
   535  
   536  // WithSlices - the number of slices this task should be divided into. defaults to 1, meaning the task isn't sliced into subtasks. can be set to `auto`..
   537  //
   538  func (f UpdateByQuery) WithSlices(v interface{}) func(*UpdateByQueryRequest) {
   539  	return func(r *UpdateByQueryRequest) {
   540  		r.Slices = v
   541  	}
   542  }
   543  
   544  // WithSort - a list of <field>:<direction> pairs.
   545  //
   546  func (f UpdateByQuery) WithSort(v ...string) func(*UpdateByQueryRequest) {
   547  	return func(r *UpdateByQueryRequest) {
   548  		r.Sort = v
   549  	}
   550  }
   551  
   552  // WithSource - true or false to return the _source field or not, or a list of fields to return.
   553  //
   554  func (f UpdateByQuery) WithSource(v interface{}) func(*UpdateByQueryRequest) {
   555  	return func(r *UpdateByQueryRequest) {
   556  		r.Source = v
   557  	}
   558  }
   559  
   560  // WithSourceExcludes - a list of fields to exclude from the returned _source field.
   561  //
   562  func (f UpdateByQuery) WithSourceExcludes(v ...string) func(*UpdateByQueryRequest) {
   563  	return func(r *UpdateByQueryRequest) {
   564  		r.SourceExcludes = v
   565  	}
   566  }
   567  
   568  // WithSourceIncludes - a list of fields to extract and return from the _source field.
   569  //
   570  func (f UpdateByQuery) WithSourceIncludes(v ...string) func(*UpdateByQueryRequest) {
   571  	return func(r *UpdateByQueryRequest) {
   572  		r.SourceIncludes = v
   573  	}
   574  }
   575  
   576  // WithStats - specific 'tag' of the request for logging and statistical purposes.
   577  //
   578  func (f UpdateByQuery) WithStats(v ...string) func(*UpdateByQueryRequest) {
   579  	return func(r *UpdateByQueryRequest) {
   580  		r.Stats = v
   581  	}
   582  }
   583  
   584  // WithTerminateAfter - the maximum number of documents to collect for each shard, upon reaching which the query execution will terminate early..
   585  //
   586  func (f UpdateByQuery) WithTerminateAfter(v int) func(*UpdateByQueryRequest) {
   587  	return func(r *UpdateByQueryRequest) {
   588  		r.TerminateAfter = &v
   589  	}
   590  }
   591  
   592  // WithTimeout - time each individual bulk request should wait for shards that are unavailable..
   593  //
   594  func (f UpdateByQuery) WithTimeout(v time.Duration) func(*UpdateByQueryRequest) {
   595  	return func(r *UpdateByQueryRequest) {
   596  		r.Timeout = v
   597  	}
   598  }
   599  
   600  // WithVersion - specify whether to return document version as part of a hit.
   601  //
   602  func (f UpdateByQuery) WithVersion(v bool) func(*UpdateByQueryRequest) {
   603  	return func(r *UpdateByQueryRequest) {
   604  		r.Version = &v
   605  	}
   606  }
   607  
   608  // WithVersionType - should the document increment the version number (internal) on hit or not (reindex).
   609  //
   610  func (f UpdateByQuery) WithVersionType(v bool) func(*UpdateByQueryRequest) {
   611  	return func(r *UpdateByQueryRequest) {
   612  		r.VersionType = &v
   613  	}
   614  }
   615  
   616  // WithWaitForActiveShards - sets the number of shard copies that must be active before proceeding with the update by query operation. defaults to 1, meaning the primary shard only. set to `all` for all shard copies, otherwise set to any non-negative value less than or equal to the total number of copies for the shard (number of replicas + 1).
   617  //
   618  func (f UpdateByQuery) WithWaitForActiveShards(v string) func(*UpdateByQueryRequest) {
   619  	return func(r *UpdateByQueryRequest) {
   620  		r.WaitForActiveShards = v
   621  	}
   622  }
   623  
   624  // WithWaitForCompletion - should the request should block until the update by query operation is complete..
   625  //
   626  func (f UpdateByQuery) WithWaitForCompletion(v bool) func(*UpdateByQueryRequest) {
   627  	return func(r *UpdateByQueryRequest) {
   628  		r.WaitForCompletion = &v
   629  	}
   630  }
   631  
   632  // WithPretty makes the response body pretty-printed.
   633  //
   634  func (f UpdateByQuery) WithPretty() func(*UpdateByQueryRequest) {
   635  	return func(r *UpdateByQueryRequest) {
   636  		r.Pretty = true
   637  	}
   638  }
   639  
   640  // WithHuman makes statistical values human-readable.
   641  //
   642  func (f UpdateByQuery) WithHuman() func(*UpdateByQueryRequest) {
   643  	return func(r *UpdateByQueryRequest) {
   644  		r.Human = true
   645  	}
   646  }
   647  
   648  // WithErrorTrace includes the stack trace for errors in the response body.
   649  //
   650  func (f UpdateByQuery) WithErrorTrace() func(*UpdateByQueryRequest) {
   651  	return func(r *UpdateByQueryRequest) {
   652  		r.ErrorTrace = true
   653  	}
   654  }
   655  
   656  // WithFilterPath filters the properties of the response body.
   657  //
   658  func (f UpdateByQuery) WithFilterPath(v ...string) func(*UpdateByQueryRequest) {
   659  	return func(r *UpdateByQueryRequest) {
   660  		r.FilterPath = v
   661  	}
   662  }
   663  
   664  // WithHeader adds the headers to the HTTP request.
   665  //
   666  func (f UpdateByQuery) WithHeader(h map[string]string) func(*UpdateByQueryRequest) {
   667  	return func(r *UpdateByQueryRequest) {
   668  		if r.Header == nil {
   669  			r.Header = make(http.Header)
   670  		}
   671  		for k, v := range h {
   672  			r.Header.Add(k, v)
   673  		}
   674  	}
   675  }
   676  
   677  // WithOpaqueID adds the X-Opaque-Id header to the HTTP request.
   678  //
   679  func (f UpdateByQuery) WithOpaqueID(s string) func(*UpdateByQueryRequest) {
   680  	return func(r *UpdateByQueryRequest) {
   681  		if r.Header == nil {
   682  			r.Header = make(http.Header)
   683  		}
   684  		r.Header.Set("X-Opaque-Id", s)
   685  	}
   686  }