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Diffstat (limited to 'vendor/gopkg.in/olivere/elastic.v5/indices_exists_type.go')
-rw-r--r-- | vendor/gopkg.in/olivere/elastic.v5/indices_exists_type.go | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/vendor/gopkg.in/olivere/elastic.v5/indices_exists_type.go b/vendor/gopkg.in/olivere/elastic.v5/indices_exists_type.go new file mode 100644 index 000000000..95eb8f1d3 --- /dev/null +++ b/vendor/gopkg.in/olivere/elastic.v5/indices_exists_type.go @@ -0,0 +1,160 @@ +// 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/http" + "net/url" + "strings" + + "gopkg.in/olivere/elastic.v5/uritemplates" +) + +// IndicesExistsTypeService checks if one or more types exist in one or more indices. +// +// See https://www.elastic.co/guide/en/elasticsearch/reference/5.2/indices-types-exists.html +// for details. +type IndicesExistsTypeService struct { + client *Client + pretty bool + typ []string + index []string + expandWildcards string + local *bool + ignoreUnavailable *bool + allowNoIndices *bool +} + +// NewIndicesExistsTypeService creates a new IndicesExistsTypeService. +func NewIndicesExistsTypeService(client *Client) *IndicesExistsTypeService { + return &IndicesExistsTypeService{ + client: client, + } +} + +// Index is a list of index names; use `_all` to check the types across all indices. +func (s *IndicesExistsTypeService) Index(indices ...string) *IndicesExistsTypeService { + s.index = append(s.index, indices...) + return s +} + +// Type is a list of document types to check. +func (s *IndicesExistsTypeService) Type(types ...string) *IndicesExistsTypeService { + s.typ = append(s.typ, types...) + return s +} + +// IgnoreUnavailable indicates whether specified concrete indices should be +// ignored when unavailable (missing or closed). +func (s *IndicesExistsTypeService) IgnoreUnavailable(ignoreUnavailable bool) *IndicesExistsTypeService { + 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 *IndicesExistsTypeService) AllowNoIndices(allowNoIndices bool) *IndicesExistsTypeService { + s.allowNoIndices = &allowNoIndices + return s +} + +// ExpandWildcards indicates whether to expand wildcard expression to +// concrete indices that are open, closed or both. +func (s *IndicesExistsTypeService) ExpandWildcards(expandWildcards string) *IndicesExistsTypeService { + s.expandWildcards = expandWildcards + return s +} + +// Local specifies whether to return local information, i.e. do not retrieve +// the state from master node (default: false). +func (s *IndicesExistsTypeService) Local(local bool) *IndicesExistsTypeService { + s.local = &local + return s +} + +// Pretty indicates that the JSON response be indented and human readable. +func (s *IndicesExistsTypeService) Pretty(pretty bool) *IndicesExistsTypeService { + s.pretty = pretty + return s +} + +// buildURL builds the URL for the operation. +func (s *IndicesExistsTypeService) buildURL() (string, url.Values, error) { + // Build URL + path, err := uritemplates.Expand("/{index}/_mapping/{type}", map[string]string{ + "index": strings.Join(s.index, ","), + "type": strings.Join(s.typ, ","), + }) + 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.local != nil { + params.Set("local", fmt.Sprintf("%v", *s.local)) + } + return path, params, nil +} + +// Validate checks if the operation is valid. +func (s *IndicesExistsTypeService) Validate() error { + var invalid []string + if len(s.index) == 0 { + invalid = append(invalid, "Index") + } + if len(s.typ) == 0 { + invalid = append(invalid, "Type") + } + if len(invalid) > 0 { + return fmt.Errorf("missing required fields: %v", invalid) + } + return nil +} + +// Do executes the operation. +func (s *IndicesExistsTypeService) Do(ctx context.Context) (bool, error) { + // Check pre-conditions + if err := s.Validate(); err != nil { + return false, err + } + + // Get URL for request + path, params, err := s.buildURL() + if err != nil { + return false, err + } + + // Get HTTP response + res, err := s.client.PerformRequest(ctx, "HEAD", path, params, nil, 404) + if err != nil { + return false, err + } + + // Return operation response + switch res.StatusCode { + case http.StatusOK: + return true, nil + case http.StatusNotFound: + return false, nil + default: + return false, fmt.Errorf("elastic: got HTTP code %d when it should have been either 200 or 404", res.StatusCode) + } +} |