summaryrefslogtreecommitdiffstats
path: root/vendor/gopkg.in/olivere/elastic.v5/delete_by_query.go
blob: 694d81c2acfb7b4e8f9a19207e437cd43d7d475a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
// Copyright 2012-present Oliver Eilhard. All rights reserved.
// Use of this source code is governed by a MIT-license.
// See http://olivere.mit-license.org/license.txt for details.

package elastic

import (
	"context"
	"fmt"
	"net/url"
	"strings"

	"github.com/olivere/elastic/uritemplates"
)

// DeleteByQueryService deletes documents that match a query.
// See https://www.elastic.co/guide/en/elasticsearch/reference/6.0/docs-delete-by-query.html.
type DeleteByQueryService struct {
	client                 *Client
	index                  []string
	typ                    []string
	query                  Query
	body                   interface{}
	xSource                []string
	xSourceExclude         []string
	xSourceInclude         []string
	analyzer               string
	analyzeWildcard        *bool
	allowNoIndices         *bool
	conflicts              string
	defaultOperator        string
	df                     string
	docvalueFields         []string
	expandWildcards        string
	explain                *bool
	from                   *int
	ignoreUnavailable      *bool
	lenient                *bool
	lowercaseExpandedTerms *bool
	preference             string
	q                      string
	refresh                string
	requestCache           *bool
	requestsPerSecond      *int
	routing                []string
	scroll                 string
	scrollSize             *int
	searchTimeout          string
	searchType             string
	size                   *int
	sort                   []string
	stats                  []string
	storedFields           []string
	suggestField           string
	suggestMode            string
	suggestSize            *int
	suggestText            string
	terminateAfter         *int
	timeout                string
	trackScores            *bool
	version                *bool
	waitForActiveShards    string
	waitForCompletion      *bool
	pretty                 bool
}

// NewDeleteByQueryService creates a new DeleteByQueryService.
// You typically use the client's DeleteByQuery to get a reference to
// the service.
func NewDeleteByQueryService(client *Client) *DeleteByQueryService {
	builder := &DeleteByQueryService{
		client: client,
	}
	return builder
}

// Index sets the indices on which to perform the delete operation.
func (s *DeleteByQueryService) Index(index ...string) *DeleteByQueryService {
	s.index = append(s.index, index...)
	return s
}

// Type limits the delete operation to the given types.
func (s *DeleteByQueryService) Type(typ ...string) *DeleteByQueryService {
	s.typ = append(s.typ, typ...)
	return s
}

// XSource is true or false to return the _source field or not,
// or a list of fields to return.
func (s *DeleteByQueryService) XSource(xSource ...string) *DeleteByQueryService {
	s.xSource = append(s.xSource, xSource...)
	return s
}

// XSourceExclude represents a list of fields to exclude from the returned _source field.
func (s *DeleteByQueryService) XSourceExclude(xSourceExclude ...string) *DeleteByQueryService {
	s.xSourceExclude = append(s.xSourceExclude, xSourceExclude...)
	return s
}

// XSourceInclude represents a list of fields to extract and return from the _source field.
func (s *DeleteByQueryService) XSourceInclude(xSourceInclude ...string) *DeleteByQueryService {
	s.xSourceInclude = append(s.xSourceInclude, xSourceInclude...)
	return s
}

// Analyzer to use for the query string.
func (s *DeleteByQueryService) Analyzer(analyzer string) *DeleteByQueryService {
	s.analyzer = analyzer
	return s
}

// AnalyzeWildcard specifies whether wildcard and prefix queries should be
// analyzed (default: false).
func (s *DeleteByQueryService) AnalyzeWildcard(analyzeWildcard bool) *DeleteByQueryService {
	s.analyzeWildcard = &analyzeWildcard
	return s
}

// AllowNoIndices indicates whether to ignore if a wildcard indices
// expression resolves into no concrete indices (including the _all string
// or when no indices have been specified).
func (s *DeleteByQueryService) AllowNoIndices(allow bool) *DeleteByQueryService {
	s.allowNoIndices = &allow
	return s
}

// Conflicts indicates what to do when the process detects version conflicts.
// Possible values are "proceed" and "abort".
func (s *DeleteByQueryService) Conflicts(conflicts string) *DeleteByQueryService {
	s.conflicts = conflicts
	return s
}

// AbortOnVersionConflict aborts the request on version conflicts.
// It is an alias to setting Conflicts("abort").
func (s *DeleteByQueryService) AbortOnVersionConflict() *DeleteByQueryService {
	s.conflicts = "abort"
	return s
}

// ProceedOnVersionConflict aborts the request on version conflicts.
// It is an alias to setting Conflicts("proceed").
func (s *DeleteByQueryService) ProceedOnVersionConflict() *DeleteByQueryService {
	s.conflicts = "proceed"
	return s
}

// DefaultOperator for query string query (AND or OR).
func (s *DeleteByQueryService) DefaultOperator(defaultOperator string) *DeleteByQueryService {
	s.defaultOperator = defaultOperator
	return s
}

// DF is the field to use as default where no field prefix is given in the query string.
func (s *DeleteByQueryService) DF(defaultField string) *DeleteByQueryService {
	s.df = defaultField
	return s
}

// DefaultField is the field to use as default where no field prefix is given in the query string.
// It is an alias to the DF func.
func (s *DeleteByQueryService) DefaultField(defaultField string) *DeleteByQueryService {
	s.df = defaultField
	return s
}

// DocvalueFields specifies the list of fields to return as the docvalue representation of a field for each hit.
func (s *DeleteByQueryService) DocvalueFields(docvalueFields ...string) *DeleteByQueryService {
	s.docvalueFields = docvalueFields
	return s
}

// ExpandWildcards indicates whether to expand wildcard expression to
// concrete indices that are open, closed or both. It can be "open" or "closed".
func (s *DeleteByQueryService) ExpandWildcards(expand string) *DeleteByQueryService {
	s.expandWildcards = expand
	return s
}

// Explain specifies whether to return detailed information about score
// computation as part of a hit.
func (s *DeleteByQueryService) Explain(explain bool) *DeleteByQueryService {
	s.explain = &explain
	return s
}

// From is the starting offset (default: 0).
func (s *DeleteByQueryService) From(from int) *DeleteByQueryService {
	s.from = &from
	return s
}

// IgnoreUnavailable indicates whether specified concrete indices should be
// ignored when unavailable (missing or closed).
func (s *DeleteByQueryService) IgnoreUnavailable(ignore bool) *DeleteByQueryService {
	s.ignoreUnavailable = &ignore
	return s
}

// Lenient specifies whether format-based query failures
// (such as providing text to a numeric field) should be ignored.
func (s *DeleteByQueryService) Lenient(lenient bool) *DeleteByQueryService {
	s.lenient = &lenient
	return s
}

// LowercaseExpandedTerms specifies whether query terms should be lowercased.
func (s *DeleteByQueryService) LowercaseExpandedTerms(lowercaseExpandedTerms bool) *DeleteByQueryService {
	s.lowercaseExpandedTerms = &lowercaseExpandedTerms
	return s
}

// Preference specifies the node or shard the operation should be performed on
// (default: random).
func (s *DeleteByQueryService) Preference(preference string) *DeleteByQueryService {
	s.preference = preference
	return s
}

// Q specifies the query in Lucene query string syntax. You can also use
// Query to programmatically specify the query.
func (s *DeleteByQueryService) Q(query string) *DeleteByQueryService {
	s.q = query
	return s
}

// QueryString is an alias to Q. Notice that you can also use Query to
// programmatically set the query.
func (s *DeleteByQueryService) QueryString(query string) *DeleteByQueryService {
	s.q = query
	return s
}

// Query sets the query programmatically.
func (s *DeleteByQueryService) Query(query Query) *DeleteByQueryService {
	s.query = query
	return s
}

// Refresh indicates whether the effected indexes should be refreshed.
func (s *DeleteByQueryService) Refresh(refresh string) *DeleteByQueryService {
	s.refresh = refresh
	return s
}

// RequestCache specifies if request cache should be used for this request
// or not, defaults to index level setting.
func (s *DeleteByQueryService) RequestCache(requestCache bool) *DeleteByQueryService {
	s.requestCache = &requestCache
	return s
}

// RequestsPerSecond sets the throttle on this request in sub-requests per second.
// -1 means set no throttle as does "unlimited" which is the only non-float this accepts.
func (s *DeleteByQueryService) RequestsPerSecond(requestsPerSecond int) *DeleteByQueryService {
	s.requestsPerSecond = &requestsPerSecond
	return s
}

// Routing is a list of specific routing values.
func (s *DeleteByQueryService) Routing(routing ...string) *DeleteByQueryService {
	s.routing = append(s.routing, routing...)
	return s
}

// Scroll specifies how long a consistent view of the index should be maintained
// for scrolled search.
func (s *DeleteByQueryService) Scroll(scroll string) *DeleteByQueryService {
	s.scroll = scroll
	return s
}

// ScrollSize is the size on the scroll request powering the update_by_query.
func (s *DeleteByQueryService) ScrollSize(scrollSize int) *DeleteByQueryService {
	s.scrollSize = &scrollSize
	return s
}

// SearchTimeout defines an explicit timeout for each search request.
// Defaults to no timeout.
func (s *DeleteByQueryService) SearchTimeout(searchTimeout string) *DeleteByQueryService {
	s.searchTimeout = searchTimeout
	return s
}

// SearchType is the search operation type. Possible values are
// "query_then_fetch" and "dfs_query_then_fetch".
func (s *DeleteByQueryService) SearchType(searchType string) *DeleteByQueryService {
	s.searchType = searchType
	return s
}

// Size represents the number of hits to return (default: 10).
func (s *DeleteByQueryService) Size(size int) *DeleteByQueryService {
	s.size = &size
	return s
}

// Sort is a list of <field>:<direction> pairs.
func (s *DeleteByQueryService) Sort(sort ...string) *DeleteByQueryService {
	s.sort = append(s.sort, sort...)
	return s
}

// SortByField adds a sort order.
func (s *DeleteByQueryService) SortByField(field string, ascending bool) *DeleteByQueryService {
	if ascending {
		s.sort = append(s.sort, fmt.Sprintf("%s:asc", field))
	} else {
		s.sort = append(s.sort, fmt.Sprintf("%s:desc", field))
	}
	return s
}

// Stats specifies specific tag(s) of the request for logging and statistical purposes.
func (s *DeleteByQueryService) Stats(stats ...string) *DeleteByQueryService {
	s.stats = append(s.stats, stats...)
	return s
}

// StoredFields specifies the list of stored fields to return as part of a hit.
func (s *DeleteByQueryService) StoredFields(storedFields ...string) *DeleteByQueryService {
	s.storedFields = storedFields
	return s
}

// SuggestField specifies which field to use for suggestions.
func (s *DeleteByQueryService) SuggestField(suggestField string) *DeleteByQueryService {
	s.suggestField = suggestField
	return s
}

// SuggestMode specifies the suggest mode. Possible values are
// "missing", "popular", and "always".
func (s *DeleteByQueryService) SuggestMode(suggestMode string) *DeleteByQueryService {
	s.suggestMode = suggestMode
	return s
}

// SuggestSize specifies how many suggestions to return in response.
func (s *DeleteByQueryService) SuggestSize(suggestSize int) *DeleteByQueryService {
	s.suggestSize = &suggestSize
	return s
}

// SuggestText specifies the source text for which the suggestions should be returned.
func (s *DeleteByQueryService) SuggestText(suggestText string) *DeleteByQueryService {
	s.suggestText = suggestText
	return s
}

// TerminateAfter indicates the maximum number of documents to collect
// for each shard, upon reaching which the query execution will terminate early.
func (s *DeleteByQueryService) TerminateAfter(terminateAfter int) *DeleteByQueryService {
	s.terminateAfter = &terminateAfter
	return s
}

// Timeout is the time each individual bulk request should wait for shards
// that are unavailable.
func (s *DeleteByQueryService) Timeout(timeout string) *DeleteByQueryService {
	s.timeout = timeout
	return s
}

// TimeoutInMillis sets the timeout in milliseconds.
func (s *DeleteByQueryService) TimeoutInMillis(timeoutInMillis int) *DeleteByQueryService {
	s.timeout = fmt.Sprintf("%dms", timeoutInMillis)
	return s
}

// TrackScores indicates whether to calculate and return scores even if
// they are not used for sorting.
func (s *DeleteByQueryService) TrackScores(trackScores bool) *DeleteByQueryService {
	s.trackScores = &trackScores
	return s
}

// Version specifies whether to return document version as part of a hit.
func (s *DeleteByQueryService) Version(version bool) *DeleteByQueryService {
	s.version = &version
	return s
}

// WaitForActiveShards 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).
func (s *DeleteByQueryService) WaitForActiveShards(waitForActiveShards string) *DeleteByQueryService {
	s.waitForActiveShards = waitForActiveShards
	return s
}

// WaitForCompletion indicates if the request should block until the reindex is complete.
func (s *DeleteByQueryService) WaitForCompletion(waitForCompletion bool) *DeleteByQueryService {
	s.waitForCompletion = &waitForCompletion
	return s
}

// Pretty indents the JSON output from Elasticsearch.
func (s *DeleteByQueryService) Pretty(pretty bool) *DeleteByQueryService {
	s.pretty = pretty
	return s
}

// Body specifies the body of the request. It overrides data being specified via SearchService.
func (s *DeleteByQueryService) Body(body string) *DeleteByQueryService {
	s.body = body
	return s
}

// buildURL builds the URL for the operation.
func (s *DeleteByQueryService) buildURL() (string, url.Values, error) {
	// Build URL
	var err error
	var path string
	if len(s.typ) > 0 {
		path, err = uritemplates.Expand("/{index}/{type}/_delete_by_query", map[string]string{
			"index": strings.Join(s.index, ","),
			"type":  strings.Join(s.typ, ","),
		})
	} else {
		path, err = uritemplates.Expand("/{index}/_delete_by_query", map[string]string{
			"index": strings.Join(s.index, ","),
		})
	}
	if err != nil {
		return "", url.Values{}, err
	}

	// Add query string parameters
	params := url.Values{}
	if len(s.xSource) > 0 {
		params.Set("_source", strings.Join(s.xSource, ","))
	}
	if len(s.xSourceExclude) > 0 {
		params.Set("_source_exclude", strings.Join(s.xSourceExclude, ","))
	}
	if len(s.xSourceInclude) > 0 {
		params.Set("_source_include", strings.Join(s.xSourceInclude, ","))
	}
	if s.analyzer != "" {
		params.Set("analyzer", s.analyzer)
	}
	if s.analyzeWildcard != nil {
		params.Set("analyze_wildcard", fmt.Sprintf("%v", *s.analyzeWildcard))
	}
	if s.defaultOperator != "" {
		params.Set("default_operator", s.defaultOperator)
	}
	if s.df != "" {
		params.Set("df", s.df)
	}
	if s.explain != nil {
		params.Set("explain", fmt.Sprintf("%v", *s.explain))
	}
	if len(s.storedFields) > 0 {
		params.Set("stored_fields", strings.Join(s.storedFields, ","))
	}
	if len(s.docvalueFields) > 0 {
		params.Set("docvalue_fields", strings.Join(s.docvalueFields, ","))
	}
	if s.from != nil {
		params.Set("from", fmt.Sprintf("%d", *s.from))
	}
	if s.ignoreUnavailable != nil {
		params.Set("ignore_unavailable", fmt.Sprintf("%v", *s.ignoreUnavailable))
	}
	if s.allowNoIndices != nil {
		params.Set("allow_no_indices", fmt.Sprintf("%v", *s.allowNoIndices))
	}
	if s.conflicts != "" {
		params.Set("conflicts", s.conflicts)
	}
	if s.expandWildcards != "" {
		params.Set("expand_wildcards", s.expandWildcards)
	}
	if s.lenient != nil {
		params.Set("lenient", fmt.Sprintf("%v", *s.lenient))
	}
	if s.lowercaseExpandedTerms != nil {
		params.Set("lowercase_expanded_terms", fmt.Sprintf("%v", *s.lowercaseExpandedTerms))
	}
	if s.preference != "" {
		params.Set("preference", s.preference)
	}
	if s.q != "" {
		params.Set("q", s.q)
	}
	if len(s.routing) > 0 {
		params.Set("routing", strings.Join(s.routing, ","))
	}
	if s.scroll != "" {
		params.Set("scroll", s.scroll)
	}
	if s.searchType != "" {
		params.Set("search_type", s.searchType)
	}
	if s.searchTimeout != "" {
		params.Set("search_timeout", s.searchTimeout)
	}
	if s.size != nil {
		params.Set("size", fmt.Sprintf("%d", *s.size))
	}
	if len(s.sort) > 0 {
		params.Set("sort", strings.Join(s.sort, ","))
	}
	if s.terminateAfter != nil {
		params.Set("terminate_after", fmt.Sprintf("%v", *s.terminateAfter))
	}
	if len(s.stats) > 0 {
		params.Set("stats", strings.Join(s.stats, ","))
	}
	if s.suggestField != "" {
		params.Set("suggest_field", s.suggestField)
	}
	if s.suggestMode != "" {
		params.Set("suggest_mode", s.suggestMode)
	}
	if s.suggestSize != nil {
		params.Set("suggest_size", fmt.Sprintf("%v", *s.suggestSize))
	}
	if s.suggestText != "" {
		params.Set("suggest_text", s.suggestText)
	}
	if s.timeout != "" {
		params.Set("timeout", s.timeout)
	}
	if s.trackScores != nil {
		params.Set("track_scores", fmt.Sprintf("%v", *s.trackScores))
	}
	if s.version != nil {
		params.Set("version", fmt.Sprintf("%v", *s.version))
	}
	if s.requestCache != nil {
		params.Set("request_cache", fmt.Sprintf("%v", *s.requestCache))
	}
	if s.refresh != "" {
		params.Set("refresh", s.refresh)
	}
	if s.waitForActiveShards != "" {
		params.Set("wait_for_active_shards", s.waitForActiveShards)
	}
	if s.scrollSize != nil {
		params.Set("scroll_size", fmt.Sprintf("%d", *s.scrollSize))
	}
	if s.waitForCompletion != nil {
		params.Set("wait_for_completion", fmt.Sprintf("%v", *s.waitForCompletion))
	}
	if s.requestsPerSecond != nil {
		params.Set("requests_per_second", fmt.Sprintf("%v", *s.requestsPerSecond))
	}
	if s.pretty {
		params.Set("pretty", fmt.Sprintf("%v", s.pretty))
	}
	return path, params, nil
}

// Validate checks if the operation is valid.
func (s *DeleteByQueryService) Validate() error {
	var invalid []string
	if len(s.index) == 0 {
		invalid = append(invalid, "Index")
	}
	if len(invalid) > 0 {
		return fmt.Errorf("missing required fields: %v", invalid)
	}
	return nil
}

// Do executes the delete-by-query operation.
func (s *DeleteByQueryService) Do(ctx context.Context) (*BulkIndexByScrollResponse, error) {
	// Check pre-conditions
	if err := s.Validate(); err != nil {
		return nil, err
	}

	// Get URL for request
	path, params, err := s.buildURL()
	if err != nil {
		return nil, err
	}

	// Set body if there is a query set
	var body interface{}
	if s.body != nil {
		body = s.body
	} else if s.query != nil {
		src, err := s.query.Source()
		if err != nil {
			return nil, err
		}
		body = map[string]interface{}{
			"query": src,
		}
	}

	// Get response
	res, err := s.client.PerformRequest(ctx, PerformRequestOptions{
		Method: "POST",
		Path:   path,
		Params: params,
		Body:   body,
	})
	if err != nil {
		return nil, err
	}

	// Return result
	ret := new(BulkIndexByScrollResponse)
	if err := s.client.decoder.Decode(res.Body, ret); err != nil {
		return nil, err
	}
	return ret, nil
}

// BulkIndexByScrollResponse is the outcome of executing Do with
// DeleteByQueryService and UpdateByQueryService.
type BulkIndexByScrollResponse struct {
	Took             int64  `json:"took"`
	SliceId          *int64 `json:"slice_id,omitempty"`
	TimedOut         bool   `json:"timed_out"`
	Total            int64  `json:"total"`
	Updated          int64  `json:"updated,omitempty"`
	Created          int64  `json:"created,omitempty"`
	Deleted          int64  `json:"deleted"`
	Batches          int64  `json:"batches"`
	VersionConflicts int64  `json:"version_conflicts"`
	Noops            int64  `json:"noops"`
	Retries          struct {
		Bulk   int64 `json:"bulk"`
		Search int64 `json:"search"`
	} `json:"retries,omitempty"`
	Throttled            string                             `json:"throttled"`
	ThrottledMillis      int64                              `json:"throttled_millis"`
	RequestsPerSecond    float64                            `json:"requests_per_second"`
	Canceled             string                             `json:"canceled,omitempty"`
	ThrottledUntil       string                             `json:"throttled_until"`
	ThrottledUntilMillis int64                              `json:"throttled_until_millis"`
	Failures             []bulkIndexByScrollResponseFailure `json:"failures"`
}

type bulkIndexByScrollResponseFailure struct {
	Index  string `json:"index,omitempty"`
	Type   string `json:"type,omitempty"`
	Id     string `json:"id,omitempty"`
	Status int    `json:"status,omitempty"`
	Shard  int    `json:"shard,omitempty"`
	Node   int    `json:"node,omitempty"`
	// TOOD "cause" contains exception details
	// TOOD "reason" contains exception details
}