File: indices_get_settings.go

package info (click to toggle)
golang-gopkg-olivere-elastic.v5 5.0.83-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye, sid
  • size: 2,848 kB
  • sloc: makefile: 18; sh: 2
file content (183 lines) | stat: -rw-r--r-- 5,291 bytes parent folder | download | duplicates (2)
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
// 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"

	"gopkg.in/olivere/elastic.v5/uritemplates"
)

// IndicesGetSettingsService allows to retrieve settings of one
// or more indices.
//
// See https://www.elastic.co/guide/en/elasticsearch/reference/5.2/indices-get-settings.html
// for more details.
type IndicesGetSettingsService struct {
	client            *Client
	pretty            bool
	index             []string
	name              []string
	ignoreUnavailable *bool
	allowNoIndices    *bool
	expandWildcards   string
	flatSettings      *bool
	local             *bool
}

// NewIndicesGetSettingsService creates a new IndicesGetSettingsService.
func NewIndicesGetSettingsService(client *Client) *IndicesGetSettingsService {
	return &IndicesGetSettingsService{
		client: client,
		index:  make([]string, 0),
		name:   make([]string, 0),
	}
}

// Index is a list of index names; use `_all` or empty string to perform
// the operation on all indices.
func (s *IndicesGetSettingsService) Index(indices ...string) *IndicesGetSettingsService {
	s.index = append(s.index, indices...)
	return s
}

// Name are the names of the settings that should be included.
func (s *IndicesGetSettingsService) Name(name ...string) *IndicesGetSettingsService {
	s.name = append(s.name, name...)
	return s
}

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

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

// ExpandWildcards indicates whether to expand wildcard expression
// to concrete indices that are open, closed or both.
// Options: open, closed, none, all. Default: open,closed.
func (s *IndicesGetSettingsService) ExpandWildcards(expandWildcards string) *IndicesGetSettingsService {
	s.expandWildcards = expandWildcards
	return s
}

// FlatSettings indicates whether to return settings in flat format (default: false).
func (s *IndicesGetSettingsService) FlatSettings(flatSettings bool) *IndicesGetSettingsService {
	s.flatSettings = &flatSettings
	return s
}

// Local indicates whether to return local information, do not retrieve
// the state from master node (default: false).
func (s *IndicesGetSettingsService) Local(local bool) *IndicesGetSettingsService {
	s.local = &local
	return s
}

// Pretty indicates that the JSON response be indented and human readable.
func (s *IndicesGetSettingsService) Pretty(pretty bool) *IndicesGetSettingsService {
	s.pretty = pretty
	return s
}

// buildURL builds the URL for the operation.
func (s *IndicesGetSettingsService) buildURL() (string, url.Values, error) {
	var err error
	var path string
	var index []string

	if len(s.index) > 0 {
		index = s.index
	} else {
		index = []string{"_all"}
	}

	if len(s.name) > 0 {
		// Build URL
		path, err = uritemplates.Expand("/{index}/_settings/{name}", map[string]string{
			"index": strings.Join(index, ","),
			"name":  strings.Join(s.name, ","),
		})
	} else {
		// Build URL
		path, err = uritemplates.Expand("/{index}/_settings", map[string]string{
			"index": strings.Join(index, ","),
		})
	}
	if err != nil {
		return "", url.Values{}, err
	}

	// Add query string parameters
	params := url.Values{}
	if s.pretty {
		params.Set("pretty", "1")
	}
	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.expandWildcards != "" {
		params.Set("expand_wildcards", s.expandWildcards)
	}
	if s.flatSettings != nil {
		params.Set("flat_settings", fmt.Sprintf("%v", *s.flatSettings))
	}
	if s.local != nil {
		params.Set("local", fmt.Sprintf("%v", *s.local))
	}
	return path, params, nil
}

// Validate checks if the operation is valid.
func (s *IndicesGetSettingsService) Validate() error {
	return nil
}

// Do executes the operation.
func (s *IndicesGetSettingsService) Do(ctx context.Context) (map[string]*IndicesGetSettingsResponse, 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
	}

	// Get HTTP response
	res, err := s.client.PerformRequest(ctx, "GET", path, params, nil)
	if err != nil {
		return nil, err
	}

	// Return operation response
	var ret map[string]*IndicesGetSettingsResponse
	if err := s.client.decoder.Decode(res.Body, &ret); err != nil {
		return nil, err
	}
	return ret, nil
}

// IndicesGetSettingsResponse is the response of IndicesGetSettingsService.Do.
type IndicesGetSettingsResponse struct {
	Settings map[string]interface{} `json:"settings"`
}