| 77 | } |
| 78 | |
| 79 | func setupDemoData(ctx context.Context, es *elasticsearch.Client) { |
| 80 | deleteRes, err := es.Indices.Delete([]string{demoIndex}, es.Indices.Delete.WithContext(ctx)) |
| 81 | if err == nil && deleteRes != nil { |
| 82 | deleteRes.Body.Close() |
| 83 | } |
| 84 | |
| 85 | createRes, err := es.Indices.Create(demoIndex, es.Indices.Create.WithContext(ctx)) |
| 86 | if err != nil { |
| 87 | log.Fatalf("Error creating index: %s", err) |
| 88 | } |
| 89 | defer createRes.Body.Close() |
| 90 | if createRes.IsError() { |
| 91 | log.Fatalf("Error creating index [%s]: %s", demoIndex, createRes.String()) |
| 92 | } |
| 93 | |
| 94 | docs := []string{ |
| 95 | `{"title":"Go and Elasticsearch","category":"tech"}`, |
| 96 | `{"title":"Elasticsearch templates in practice","category":"tech"}`, |
| 97 | `{"title":"Travel plans for spring","category":"lifestyle"}`, |
| 98 | } |
| 99 | |
| 100 | for i, doc := range docs { |
| 101 | id := fmt.Sprintf("%d", i+1) |
| 102 | res, err := es.Index( |
| 103 | demoIndex, |
| 104 | strings.NewReader(doc), |
| 105 | es.Index.WithContext(ctx), |
| 106 | es.Index.WithDocumentID(id), |
| 107 | ) |
| 108 | if err != nil { |
| 109 | log.Fatalf("Error indexing document %s: %s", id, err) |
| 110 | } |
| 111 | if res.IsError() { |
| 112 | res.Body.Close() |
| 113 | log.Fatalf("Error indexing document %s: %s", id, res.String()) |
| 114 | } |
| 115 | res.Body.Close() |
| 116 | } |
| 117 | |
| 118 | refreshRes, err := es.Indices.Refresh( |
| 119 | es.Indices.Refresh.WithContext(ctx), |
| 120 | es.Indices.Refresh.WithIndex(demoIndex), |
| 121 | ) |
| 122 | if err != nil { |
| 123 | log.Fatalf("Error refreshing index: %s", err) |
| 124 | } |
| 125 | defer refreshRes.Body.Close() |
| 126 | if refreshRes.IsError() { |
| 127 | log.Fatalf("Error refreshing index [%s]: %s", demoIndex, refreshRes.String()) |
| 128 | } |
| 129 | |
| 130 | log.Printf("Prepared demo index [%s] with %d documents", demoIndex, len(docs)) |
| 131 | } |
| 132 | |
| 133 | func runEsapiExample(ctx context.Context, es *elasticsearch.Client) { |
| 134 | var ndjson strings.Builder |