|
| 1 | +package file_elasticsearch |
| 2 | + |
| 3 | +import ( |
| 4 | + "encoding/json" |
| 5 | + "fmt" |
| 6 | + "io" |
| 7 | + "net/http" |
| 8 | + "strings" |
| 9 | + "time" |
| 10 | +) |
| 11 | + |
| 12 | +func createIngestPipeline(elasticURL, pipelineID, username, password string) error { |
| 13 | + url := fmt.Sprintf("%s/_ingest/pipeline/%s", elasticURL, pipelineID) |
| 14 | + |
| 15 | + pipelineBody := `{"description":"test ingest pipeline","processors":[{"set":{"field":"processed_at","value":"{{_ingest.timestamp}}"}}]}` |
| 16 | + |
| 17 | + req, err := http.NewRequest(http.MethodPut, url, strings.NewReader(pipelineBody)) |
| 18 | + if err != nil { |
| 19 | + return fmt.Errorf("failed to create request: %w", err) |
| 20 | + } |
| 21 | + |
| 22 | + req.Header.Set("Content-Type", "application/json") |
| 23 | + if username != "" && password != "" { |
| 24 | + req.SetBasicAuth(username, password) |
| 25 | + } |
| 26 | + |
| 27 | + client := &http.Client{Timeout: time.Second} |
| 28 | + resp, err := client.Do(req) |
| 29 | + if err != nil { |
| 30 | + return fmt.Errorf("failed to make HTTP request: %w", err) |
| 31 | + } |
| 32 | + defer func() { _ = resp.Body.Close() }() |
| 33 | + |
| 34 | + respBody, err := io.ReadAll(resp.Body) |
| 35 | + if err != nil { |
| 36 | + return fmt.Errorf("failed to read body response: %w", err) |
| 37 | + } |
| 38 | + |
| 39 | + if resp.StatusCode != http.StatusOK && resp.StatusCode != http.StatusCreated { |
| 40 | + return fmt.Errorf("unexpected status: %d, body: %s", resp.StatusCode, string(respBody)) |
| 41 | + } |
| 42 | + |
| 43 | + return nil |
| 44 | +} |
| 45 | + |
| 46 | +func getDocumentsFromIndex(elasticURL, indexName, username, password string) ([]map[string]interface{}, error) { |
| 47 | + url := fmt.Sprintf("%s/%s/_search", elasticURL, indexName) |
| 48 | + |
| 49 | + body := `{"query":{"match_all":{}}}` |
| 50 | + |
| 51 | + req, err := http.NewRequest(http.MethodPost, url, strings.NewReader(body)) |
| 52 | + if err != nil { |
| 53 | + return nil, fmt.Errorf("failed to create HTTP request: %w", err) |
| 54 | + } |
| 55 | + |
| 56 | + req.Header.Set("Content-Type", "application/json") |
| 57 | + if username != "" && password != "" { |
| 58 | + req.SetBasicAuth(username, password) |
| 59 | + } |
| 60 | + |
| 61 | + client := &http.Client{Timeout: time.Second} |
| 62 | + resp, err := client.Do(req) |
| 63 | + if err != nil { |
| 64 | + return nil, fmt.Errorf("failed to make HTTP request: %w", err) |
| 65 | + } |
| 66 | + defer func() { _ = resp.Body.Close() }() |
| 67 | + |
| 68 | + respBody, err := io.ReadAll(resp.Body) |
| 69 | + if err != nil { |
| 70 | + return nil, fmt.Errorf("error reading response: %w", err) |
| 71 | + } |
| 72 | + |
| 73 | + if resp.StatusCode != http.StatusOK { |
| 74 | + return nil, fmt.Errorf("unexpected status: %d, response: %s", resp.StatusCode, string(respBody)) |
| 75 | + } |
| 76 | + |
| 77 | + type searchResponse struct { |
| 78 | + Hits struct { |
| 79 | + Hits []struct { |
| 80 | + Source map[string]interface{} `json:"_source"` |
| 81 | + } `json:"hits"` |
| 82 | + } `json:"hits"` |
| 83 | + } |
| 84 | + |
| 85 | + var result searchResponse |
| 86 | + if err := json.Unmarshal(respBody, &result); err != nil { |
| 87 | + return nil, fmt.Errorf("failed to decode response: %w", err) |
| 88 | + } |
| 89 | + |
| 90 | + resultDocs := make([]map[string]interface{}, 0, len(result.Hits.Hits)) |
| 91 | + |
| 92 | + for _, hit := range result.Hits.Hits { |
| 93 | + resultDocs = append(resultDocs, hit.Source) |
| 94 | + } |
| 95 | + |
| 96 | + return resultDocs, nil |
| 97 | +} |
| 98 | + |
| 99 | +func waitUntilIndexReady(elasticURL, indexName, username, password string, minDocs, retries int, delay time.Duration) error { |
| 100 | + client := &http.Client{ |
| 101 | + Timeout: time.Second, |
| 102 | + } |
| 103 | + |
| 104 | + url := fmt.Sprintf("%s/%s/_count", elasticURL, indexName) |
| 105 | + req, err := http.NewRequest(http.MethodGet, url, http.NoBody) |
| 106 | + if err != nil { |
| 107 | + return fmt.Errorf("failed to create request: %w", err) |
| 108 | + } |
| 109 | + |
| 110 | + req.Header.Set("Content-Type", "application/json") |
| 111 | + if username != "" && password != "" { |
| 112 | + req.SetBasicAuth(username, password) |
| 113 | + } |
| 114 | + |
| 115 | + for i := 0; i < retries; i++ { |
| 116 | + ok, err := func() (bool, error) { |
| 117 | + resp, err := client.Do(req) |
| 118 | + if err != nil { |
| 119 | + return false, fmt.Errorf("failed to make request: %w", err) |
| 120 | + } |
| 121 | + defer func() { _ = resp.Body.Close() }() |
| 122 | + |
| 123 | + if resp.StatusCode == http.StatusNotFound || resp.StatusCode == http.StatusServiceUnavailable { |
| 124 | + return false, nil |
| 125 | + } |
| 126 | + |
| 127 | + if resp.StatusCode != http.StatusOK { |
| 128 | + return false, fmt.Errorf("unexpected status code: %d", resp.StatusCode) |
| 129 | + } |
| 130 | + |
| 131 | + body, err := io.ReadAll(resp.Body) |
| 132 | + if err != nil { |
| 133 | + return false, fmt.Errorf("failed to read response: %w", err) |
| 134 | + } |
| 135 | + |
| 136 | + var result map[string]interface{} |
| 137 | + if err := json.Unmarshal(body, &result); err != nil { |
| 138 | + return false, fmt.Errorf("failed to decode response: %w", err) |
| 139 | + } |
| 140 | + |
| 141 | + if count, ok := result["count"].(float64); ok { |
| 142 | + if int(count) >= minDocs { |
| 143 | + return true, nil |
| 144 | + } |
| 145 | + } else { |
| 146 | + return false, fmt.Errorf("unexpected response structure") |
| 147 | + } |
| 148 | + |
| 149 | + return false, nil |
| 150 | + }() |
| 151 | + |
| 152 | + if err != nil { |
| 153 | + return err |
| 154 | + } |
| 155 | + if ok { |
| 156 | + return nil |
| 157 | + } |
| 158 | + time.Sleep(delay) |
| 159 | + } |
| 160 | + |
| 161 | + return fmt.Errorf("index '%s' did not meet conditions after %d retries", indexName, retries) |
| 162 | +} |
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