{"id":10007991,"date":"2023-06-26T12:59:54","date_gmt":"2023-06-26T04:59:54","guid":{"rendered":"https:\/\/ityet.com\/?p=10007991"},"modified":"2023-06-26T12:59:54","modified_gmt":"2023-06-26T04:59:54","slug":"%e7%b2%be%e9%80%898%e9%81%93es%e9%ab%98%e9%a2%91%e9%9d%a2%e8%af%95%e9%a2%98%e5%92%8c%e7%ad%94%e6%a1%88%ef%bc%8c%e5%90%8e%e6%82%94%e6%b2%a1%e6%97%a9%e7%82%b9%e7%9c%8b%e3%80%82","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10007991","title":{"rendered":"\u7cbe\u90098\u9053ES\u9ad8\u9891\u9762\u8bd5\u9898\u548c\u7b54\u6848\uff0c\u540e\u6094\u6ca1\u65e9\u70b9\u770b\u3002"},"content":{"rendered":"

\u4e0d\u8981\u518d\u5e72\u5df4\u5df4\u7684\u80cc\u8bf5\u516b\u80a1\u6587\u4e86\uff0c\u4e00\u5b9a\u8981\u7ed3\u5408\u5177\u4f53\u573a\u666f\u56de\u7b54\u9762\u8bd5\u95ee\u9898\uff01<\/p><\/blockquote>\n

\u524d\u8a00<\/h2>\n

\u6211\u4eec\u5728\u56de\u7b54\u9762\u8bd5\u9898\u7684\u65f6\u5019\uff0c\u4e0d\u80fd\u5e72\u5df4\u5df4\u7684\u53bb\u80cc\u516b\u80a1\u6587\uff0c\u4e00\u5b9a\u8981\u7ed3\u5408\u5e94\u7528\u573a\u666f\uff0c\u6700\u597d\u80fd\u7ed3\u5408\u8fc7\u53bb\u505a\u8fc7\u7684\u9879\u76ee\uff0c\u53bb\u548c\u9762\u8bd5\u5b98\u6c9f\u901a\u3002<\/strong><\/p>\n

\u8fd9\u4e9b\u573a\u666f\u9898\u867d\u7136\u4e0d\u8981\u6c42\u6211\u4eec\u624b\u6495\u4ee3\u7801\uff0c\u4f46\u662f\u89e3\u51b3\u601d\u8def\u548c\u5173\u952e\u65b9\u6cd5\u8fd8\u662f\u8981\u70c2\u719f\u4e8e\u5fc3\u7684\u3002<\/p>\n

\u8fd9\u7bc7\u6587\u7ae0\u4e0d\u4ec5\u7ed9\u51fa\u4e86\u5e38\u89c1\u7684\u9762\u8bd5\u9898\u548c\u7b54\u6848\uff0c\u5e76\u4e14\u7ed9\u51fa\u4e86\u8fd9\u4e9b\u77e5\u8bc6\u70b9\u7684\u5e94\u7528\u573a\u666f\u3001\u4e5f\u7ed9\u51fa\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u7684\u601d\u8def\uff0c\u5e76\u4e14\u7ed3\u5408\u8fd9\u4e9b\u601d\u8def\u63d0\u4f9b\u4e86\u5173\u952e\u4ee3\u7801\u3002\u8fd9\u4e9b\u4ee3\u7801\u6bb5\u90fd\u662f\u53ef\u4ee5\u76f4\u63a5CV\u5230\u672c\u5730\u8fd0\u884c\u8d77\u6765\u7684\uff0c\u5e76\u4e14\u90fd\u5199\u6e05\u695a\u4e86\u6ce8\u91ca\uff0c\u6b22\u8fce\u5927\u5bb6\u52a8\u8d77\u624b\u6765\u64cd\u7ec3\u8d77\u6765\uff0c\u4e0d\u8981\u6b7b\u8bb0\u786c\u80cc\u516b\u80a1\u6587\u3002<\/strong><\/p>\n

1.\u6a21\u7cca\u641c\u7d22<\/h2>\n

\u5982\u4f55\u5728Elasticsearch\u4e2d\u6267\u884c\u6a21\u7cca\u641c\u7d22\uff08Fuzzy Search\uff09\uff1f<\/p><\/blockquote>\n

\u89e3\u7b54\uff1a<\/h3>\n

\u5728Elasticsearch\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6a21\u7cca\u641c\u7d22\uff08Fuzzy Search\uff09\u6765\u67e5\u627e\u4e0e\u7ed9\u5b9a\u672f\u8bed\u76f8\u4f3c\u7684\u6587\u6863\u3002\u6a21\u7cca\u641c\u7d22\u662f\u4e00\u79cd\u57fa\u4e8e\u7f16\u8f91\u8ddd\u79bb\u7684\u8fd1\u4f3c\u5339\u914d\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5904\u7406\u62fc\u5199\u9519\u8bef\u6216\u76f8\u4f3c\u8bcd\u7684\u60c5\u51b5\u3002<\/p>\n

\u5728\u4e00\u4e2a\u7535\u5546\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u6a21\u7cca\u641c\u7d22\u6765\u6539\u5584\u5546\u54c1\u641c\u7d22\u529f\u80fd\u3002\u4f8b\u5982\uff0c\u5f53\u7528\u6237\u8f93\u5165\u4e00\u4e2a\u5173\u952e\u8bcd\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6a21\u7cca\u641c\u7d22\u6765\u67e5\u627e\u4e0e\u8be5\u5173\u952e\u8bcd\u76f8\u4f3c\u7684\u5546\u54c1\uff0c\u4ee5\u63d0\u4f9b\u66f4\u5168\u9762\u7684\u641c\u7d22\u7ed3\u679c\u3002<\/p>\n

\u4ee3\u7801\u793a\u4f8b\uff1a<\/h3>\n

\u4e0b\u9762\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6f14\u793a\u5982\u4f55\u5728Elasticsearch\u4e2d\u6267\u884c\u6a21\u7cca\u641c\u7d22\uff1a<\/p>\n

package main\n\nimport (\n    "bytes"\n    "context"\n    "encoding\/json"\n    "fmt"\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n    "log"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u6784\u5efa\u6a21\u7cca\u641c\u7d22\u8bf7\u6c42\n    var (\n        buf    bytes.Buffer\n        res    *esapi.Response\n        search = map[string]interface{}{\n            "query": map[string]interface{}{\n                "fuzzy": map[string]interface{}{\n                    "title": map[string]interface{}{\n                        "value":     "iphone",\n                        "fuzziness": "AUTO",\n                    },\n                },\n            },\n        }\n    )\n\n    \/\/ \u5c06\u641c\u7d22\u8bf7\u6c42\u8f6c\u6362\u4e3aJSON\u683c\u5f0f\n    err = json.NewEncoder(&buf).Encode(search)\n    if err != nil {\n        log.Fatalf("Error encoding the search query: %s", err)\n    }\n\n    \/\/ \u53d1\u9001\u6a21\u7cca\u641c\u7d22\u8bf7\u6c42\n    res, err = client.Search(\n        client.Search.WithContext(context.Background()),\n        client.Search.WithIndex("products"),\n        client.Search.WithBody(&buf),\n        client.Search.WithTrackTotalHits(true),\n        client.Search.WithPretty(),\n    )\n    if err != nil {\n        log.Fatalf("Error sending the search request: %s", err)\n    }\n    defer res.Body.Close()\n\n    \/\/ \u89e3\u6790\u641c\u7d22\u7ed3\u679c\n    var result map[string]interface{}\n    if err := json.NewDecoder(res.Body).Decode(&result); err != nil {\n        log.Fatalf("Error parsing the search response: %s", err)\n    }\n\n    \/\/ \u5904\u7406\u641c\u7d22\u7ed3\u679c\n    \/\/ ...\n\n    fmt.Println(result)\n}<\/code><\/pre>\n
\u901a\u8fc7\u4e0a\u8ff0\u4ee3\u7801\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5982\u4f55\u4f7f\u7528Elasticsearch\u5ba2\u6237\u7aef\u6784\u5efa\u6a21\u7cca\u641c\u7d22\u8bf7\u6c42\uff0c\u5e76\u5904\u7406\u8fd4\u56de\u7684\u641c\u7d22\u7ed3\u679c\u3002<\/p>\n
\u8fd9\u4e2a\u4f8b\u5b50\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5546\u4e1a\u9879\u76ee\u4e2d\u4f7f\u7528\u6a21\u7cca\u641c\u7d22\u6765\u6539\u5584\u5546\u54c1\u641c\u7d22\u529f\u80fd\uff0c\u63d0\u4f9b\u66f4\u5168\u9762\u7684\u641c\u7d22\u4f53\u9a8c\u3002<\/p>\n
2.\u5012\u6392\u7d22\u5f15<\/h2>\n
\u4ec0\u4e48\u662f\u5012\u6392\u7d22\u5f15\uff1f\u5b83\u5728Elasticsearch\u4e2d\u7684\u4f5c\u7528\u662f\u4ec0\u4e48\uff1f<\/p><\/blockquote>\n
\u89e3\u7b54\uff1a<\/h3>\n
\u5012\u6392\u7d22\u5f15\u662f\u4e00\u79cd\u6570\u636e\u7ed3\u6784\uff0c\u7528\u4e8e\u52a0\u901f\u6587\u672c\u641c\u7d22\u3002\u5b83\u5c06\u6bcf\u4e2a\u6587\u6863\u4e2d\u7684\u6bcf\u4e2a\u8bcd\u6620\u5c04\u5230\u5305\u542b\u8be5\u8bcd\u7684\u6587\u6863\u5217\u8868\u4e2d\u3002<\/p>\n
\u5728\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u4f8b\u5982\u65b0\u95fb\u53d1\u5e03\u5e73\u53f0\uff0cElasticsearch\u7684\u5012\u6392\u7d22\u5f15\u53ef\u4ee5\u5c06\u6bcf\u4e2a\u5173\u952e\u8bcd\u6620\u5c04\u5230\u5305\u542b\u8be5\u5173\u952e\u8bcd\u7684\u65b0\u95fb\u6587\u7ae0\u5217\u8868\u4e2d\uff0c\u4ee5\u5b9e\u73b0\u5feb\u901f\u7684\u5173\u952e\u8bcd\u641c\u7d22\u3002<\/p>\n
\u4e3e\u4e2a\u6817\u5b50\uff1a<\/h3>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u4e8eGo\u8bed\u8a00\u7684\u7b80\u5355\u5012\u6392\u7d22\u5f15\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
package main\n\nimport (\n    "fmt"\n    "strings"\n)\n\ntype InvertedIndex map[string][]int\n\nfunc BuildInvertedIndex(docs []string) InvertedIndex {\n    index := make(InvertedIndex)\n\n    for docID, doc := range docs {\n        words := strings.Fields(doc)\n        for _, word := range words {\n            word = strings.ToLower(word)\n            if _, ok := index[word]; !ok {\n                index[word] = []int{}\n            }\n            index[word] = append(index[word], docID)\n        }\n    }\n\n    return index\n}\n\nfunc main() {\n    docs := []string{\n        "Hello world",\n        "Hello Go",\n        "Go programming language",\n        "World of Go",\n    }\n\n    index := BuildInvertedIndex(docs)\n\n    \/\/ \u641c\u7d22\u793a\u4f8b\n    query := "Go"\n    query = strings.ToLower(query)\n    if postings, ok := index[query]; ok {\n        fmt.Printf("Documents containing '%s':\/n", query)\n        for _, docID := range postings {\n            fmt.Println(docs[docID])\n        }\n    } else {\n        fmt.Printf("No documents containing '%s' found.\/n", query)\n    }\n}<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2aInvertedIndex<\/code>\u7c7b\u578b\uff0c\u5b83\u662f\u4e00\u4e2a\u6620\u5c04\uff0c\u5c06\u6bcf\u4e2a\u5355\u8bcd\u6620\u5c04\u5230\u5305\u542b\u8be5\u5355\u8bcd\u7684\u6587\u6863ID\u5217\u8868\u3002<\/p>\n
BuildInvertedIndex<\/code>\u51fd\u6570\u7528\u4e8e\u6784\u5efa\u5012\u6392\u7d22\u5f15\uff0c\u5b83\u904d\u5386\u6bcf\u4e2a\u6587\u6863\uff0c\u5c06\u6587\u6863\u4e2d\u7684\u5355\u8bcd\u6dfb\u52a0\u5230\u5012\u6392\u7d22\u5f15\u4e2d\u3002\u6700\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5012\u6392\u7d22\u5f15\u8fdb\u884c\u641c\u7d22\uff0c\u627e\u5230\u5305\u542b\u7279\u5b9a\u5355\u8bcd\u7684\u6587\u6863\u3002<\/p>\n
3.\u805a\u5408\u64cd\u4f5c<\/h2>\n
\u5982\u4f55\u5728Elasticsearch\u4e2d\u6267\u884c\u590d\u6742\u7684\u805a\u5408\u64cd\u4f5c\uff1f<\/p><\/blockquote>\n
\u89e3\u7b54\uff1a<\/h3>\n
\u5728Elasticsearch\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u805a\u5408\u64cd\u4f5c\u5bf9\u6570\u636e\u8fdb\u884c\u7edf\u8ba1\u548c\u5206\u6790\u3002<\/p>\n
\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u793e\u4ea4\u5a92\u4f53\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528Elasticsearch\u7684\u805a\u5408\u529f\u80fd\u6765\u8fdb\u884c\u7528\u6237\u884c\u4e3a\u5206\u6790\u3002\u901a\u8fc7\u805a\u5408\u64cd\u4f5c\uff0c\u53ef\u4ee5\u8ba1\u7b97\u7528\u6237\u7684\u6d3b\u8dc3\u5ea6\u3001\u70b9\u8d5e\u548c\u8bc4\u8bba\u6570\u91cf\u3001\u7528\u6237\u5173\u6ce8\u7684\u8bdd\u9898\u7b49\u3002\u8fd9\u4e9b\u7edf\u8ba1\u6570\u636e\u53ef\u4ee5\u5e2e\u52a9\u5e73\u53f0\u4e86\u89e3\u7528\u6237\u884c\u4e3a\u6a21\u5f0f\uff0c\u4f18\u5316\u63a8\u8350\u7b97\u6cd5\u548c\u4e2a\u6027\u5316\u5185\u5bb9\u5c55\u793a\u3002<\/p>\n
\u4ee3\u7801\u793a\u4f8b\uff1a<\/h3>\n
\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u4e8eGo\u8bed\u8a00\u7684\u590d\u6742\u805a\u5408\u64cd\u4f5c\u793a\u4f8b\u4ee3\u7801\uff0c\u7528\u4e8e\u5728\u793e\u4ea4\u5a92\u4f53\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\u8fdb\u884c\u7528\u6237\u884c\u4e3a\u5206\u6790\uff1a<\/p>\n
package main\n\nimport (\n    "bytes"\n    "context"\n    "encoding\/json"\n    "fmt"\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n    "log"\n)\n\ntype UserStats struct {\n    Username       string `json:"username"`\n    TotalLikes     int    `json:"total_likes"`\n    TotalComments  int    `json:"total_comments"`\n    TotalFollowers int    `json:"total_followers"`\n}\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u6784\u5efa\u805a\u5408\u64cd\u4f5c\u8bf7\u6c42\n    var (\n        buf    bytes.Buffer\n        res    *esapi.Response\n        search = map[string]interface{}{\n            "size": 0,\n            "aggs": map[string]interface{}{\n                "user_stats": map[string]interface{}{\n                    "terms": map[string]interface{}{\n                        "field": "username.keyword",\n                        "size":  10,\n                    },\n                    "aggs": map[string]interface{}{\n                        "total_likes": map[string]interface{}{\n                            "sum": map[string]interface{}{\n                                "field": "likes",\n                            },\n                        },\n                        "total_comments": map[string]interface{}{\n                            "sum": map[string]interface{}{\n                                "field": "comments",\n                            },\n                        },\n                        "total_followers": map[string]interface{}{\n                            "sum": map[string]interface{}{\n                                "field": "followers",\n                            },\n                        },\n                    },\n                },\n            },\n        }\n    )\n\n    \/\/ \u5c06\u805a\u5408\u64cd\u4f5c\u8bf7\u6c42\u8f6c\u6362\u4e3aJSON\u683c\u5f0f\n    if err := json.NewEncoder(&buf).Encode(search); err != nil {\n        log.Fatalf("Error encoding the search query: %s", err)\n    }\n\n    \/\/ \u53d1\u9001\u805a\u5408\u64cd\u4f5c\u8bf7\u6c42\n    res, err = client.Search(\n        client.Search.WithContext(context.Background()),\n        client.Search.WithIndex("social_media"),\n        client.Search.WithBody(&buf), client.Search.WithTrackTotalHits(true), client.Search.WithPretty())\n    if err != nil {\n        log.Fatalf("Error sending the search request: %s", err)\n    }\n    defer res.Body.Close()\n    \/\/ \u89e3\u6790\u805a\u5408\u64cd\u4f5c\u7684\u54cd\u5e94\n    var result map[string]interface{}\n    if err := json.NewDecoder(res.Body).Decode(&result); err != nil {\n        log.Fatalf("Error parsing the search response: %s", err)\n    }\n\n    \/\/ \u5904\u7406\u805a\u5408\u64cd\u4f5c\u7684\u7ed3\u679c\n    aggregations := result["aggregations"].(map[string]interface{})\n    userStatsBucket := aggregations["user_stats"].(map[string]interface{})["buckets"].([]interface{})\n\n    userStats := make([]UserStats, len(userStatsBucket))\n    for i, bucket := range userStatsBucket {\n        b := bucket.(map[string]interface{})\n        userStats[i] = UserStats{\n            Username:       b["key"].(string),\n            TotalLikes:     int(b["total_likes"].(map[string]interface{})["value"].(float64)),\n            TotalComments:  int(b["total_comments"].(map[string]interface{})["value"].(float64)),\n            TotalFollowers: int(b["total_followers"].(map[string]interface{})["value"].(float64)),\n        }\n    }\n\n    \/\/ \u6253\u5370\u7528\u6237\u884c\u4e3a\u7edf\u8ba1\u7ed3\u679c\n    for _, stats := range userStats {\n        fmt.Printf("Username: %s\/n", stats.Username)\n        fmt.Printf("Total Likes: %d\/n", stats.TotalLikes)\n        fmt.Printf("Total Comments: %d\/n", stats.TotalComments)\n        fmt.Printf("Total Followers: %d\/n", stats.TotalFollowers)\n        fmt.Println("-----------------------")\n    }\n}<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Elasticsearch\u7684\u805a\u5408\u64cd\u4f5c\u6765\u8ba1\u7b97\u7528\u6237\u7684\u6d3b\u8dc3\u5ea6\u3001\u70b9\u8d5e\u548c\u8bc4\u8bba\u6570\u91cf\u4ee5\u53ca\u5173\u6ce8\u8005\u6570\u91cf\u3002\u901a\u8fc7\u6784\u5efa\u805a\u5408\u64cd\u4f5c\u8bf7\u6c42\uff0c\u5e76\u89e3\u6790\u8fd4\u56de\u7684\u805a\u5408\u7ed3\u679c\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u7528\u6237\u884c\u4e3a\u7684\u7edf\u8ba1\u6570\u636e\u3002<\/p>\n
4.\u6570\u636e\u5197\u4f59\u548c\u9ad8\u53ef\u7528<\/h2>\n
\u5982\u4f55\u5904\u7406Elasticsearch\u4e2d\u7684\u6570\u636e\u5197\u4f59\u548c\u9ad8\u53ef\u7528\u6027\uff1f<\/p><\/blockquote>\n
\u89e3\u7b54\uff1a<\/h3>\n
\u5728\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u4f8b\u5982\u5728\u7ebf\u7535\u5546\u5e73\u53f0\uff0c\u53ef\u4ee5\u4f7f\u7528Elasticsearch\u7684\u6570\u636e\u5197\u4f59\u548c\u9ad8\u53ef\u7528\u6027\u673a\u5236\u6765\u786e\u4fdd\u8ba2\u5355\u6570\u636e\u7684\u5b89\u5168\u548c\u53ef\u9760\u3002<\/p>\n
\u901a\u8fc7\u914d\u7f6e\u9002\u5f53\u6570\u91cf\u7684\u526f\u672c\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6570\u636e\u7684\u5197\u4f59\u5b58\u50a8\u548c\u9ad8\u53ef\u7528\u6027\u3002\u5f53\u4e3b\u5206\u7247\u4e0d\u53ef\u7528\u65f6\uff0c\u526f\u672c\u53ef\u4ee5\u63a5\u7ba1\u670d\u52a1\uff0c\u786e\u4fdd\u8ba2\u5355\u6570\u636e\u7684\u6301\u7eed\u8bbf\u95ee\u548c\u5904\u7406\u3002<\/p>\n
\u4ee3\u7801\u793a\u4f8b\uff1a<\/h3>\n
package main\n\nimport (\n    "context"\n    "fmt"\n    "log"\n\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u8bbe\u7f6e\u7d22\u5f15\u7684\u526f\u672c\u6570\n    req := esapi.IndicesPutSettingsRequest{\n        Index: []string{"orders_index"},\n        Body: map[string]interface{}{\n            "settings": map[string]interface{}{\n                "index": map[string]interface{}{\n                    "number_of_replicas": 2,\n                },\n            },\n        },\n    }\n\n    \/\/ \u53d1\u9001\u8bbe\u7f6e\u526f\u672c\u6570\u7684\u8bf7\u6c42\n    res, err := req.Do(context.Background(), client)\n    if err != nil {\n        log.Fatalf("Error setting the number of replicas: %s", err)\n    }\n    defer res.Body.Close()\n\n    \/\/ \u68c0\u67e5\u54cd\u5e94\u72b6\u6001\n    if res.IsError() {\n        log.Fatalf("Error setting the number of replicas: %s", res.Status())\n    }\n\n    \/\/ \u6253\u5370\u8bbe\u7f6e\u526f\u672c\u6570\u6210\u529f\u7684\u6d88\u606f\n    fmt.Println("Number of replicas set successfully for orders_index")\n}<\/code><\/pre>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Elasticsearch\u7684Indices Put Settings API\u6765\u8bbe\u7f6e\u7d22\u5f15\u7684\u526f\u672c\u6570\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u8ba2\u5355\u6570\u636e\u7684\u7d22\u5f15\u540d\u79f0\u8bbe\u7f6e\u4e3aorders_index\uff0c\u5e76\u5c06\u526f\u672c\u6570\u8bbe\u7f6e\u4e3a2\u3002\u8fd9\u6837\uff0cElasticsearch\u5c06\u4e3a\u8be5\u7d22\u5f15\u521b\u5efa\u4e24\u4e2a\u526f\u672c\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u5197\u4f59\u5b58\u50a8\u548c\u9ad8\u53ef\u7528\u6027\u3002<\/p>\n
5. \u6027\u80fd\u4f18\u5316<\/h2>\n
\u5982\u4f55\u4f18\u5316Elasticsearch\u7684\u6027\u80fd\uff1f<\/p><\/blockquote>\n
\u89e3\u7b54\uff1a<\/h3>\n
    \n
  • \u786c\u4ef6\u4f18\u5316\uff1a\u914d\u7f6e\u9002\u5f53\u7684\u786c\u4ef6\u8d44\u6e90\uff0c\u5982\u589e\u52a0\u5185\u5b58\u3001\u4f18\u5316\u78c1\u76d8I\/O\u6027\u80fd\u7b49\uff0c\u4ee5\u63d0\u9ad8Elasticsearch\u7684\u6574\u4f53\u6027\u80fd\u3002<\/li>\n
  • \u5206\u7247\u548c\u526f\u672c\u4f18\u5316\uff1a\u6839\u636e\u6570\u636e\u91cf\u548c\u67e5\u8be2\u8d1f\u8f7d\u7684\u9700\u6c42\uff0c\u8c03\u6574\u5206\u7247\u548c\u526f\u672c\u7684\u6570\u91cf\u548c\u5206\u5e03\uff0c\u4ee5\u5e73\u8861\u6570\u636e\u5206\u5e03\u548c\u67e5\u8be2\u8d1f\u8f7d\u3002<\/li>\n
  • \u7d22\u5f15\u548c\u6620\u5c04\u4f18\u5316\uff1a\u8bbe\u8ba1\u5408\u7406\u7684\u7d22\u5f15\u548c\u6620\u5c04\uff0c\u9009\u62e9\u5408\u9002\u7684\u5b57\u6bb5\u7c7b\u578b\u3001\u5206\u6790\u5668\u548c\u5206\u8bcd\u5668\uff0c\u4ee5\u63d0\u9ad8\u641c\u7d22\u548c\u805a\u5408\u7684\u6027\u80fd\u3002<\/li>\n
  • \u67e5\u8be2\u548c\u8fc7\u6ee4\u5668\u4f18\u5316\uff1a\u4f7f\u7528\u5408\u9002\u7684\u67e5\u8be2\u548c\u8fc7\u6ee4\u5668\uff0c\u907f\u514d\u5168\u6587\u641c\u7d22\u548c\u805a\u5408\u64cd\u4f5c\u7684\u8fc7\u5ea6\u4f7f\u7528\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u3002<\/li>\n
  • \u7f13\u5b58\u548c\u9884\u70ed\u4f18\u5316\uff1a\u4f7f\u7528\u7f13\u5b58\u673a\u5236\uff0c\u5982Elasticsearch\u7684\u8bf7\u6c42\u7f13\u5b58\u6216\u5916\u90e8\u7f13\u5b58\uff0c\u7f13\u5b58\u9891\u7e41\u67e5\u8be2\u7684\u7ed3\u679c\uff0c\u4ee5\u51cf\u5c11\u91cd\u590d\u8ba1\u7b97\u7684\u5f00\u9500\u3002\u9884\u70ed\u673a\u5236\u53ef\u4ee5\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u52a0\u8f7d\u5e38\u7528\u6570\u636e\uff0c\u63d0\u524d\u51c6\u5907\u597d\u70ed\u95e8\u67e5\u8be2\u7684\u7ed3\u679c\u3002<\/li>\n
  • \u7d22\u5f15\u751f\u547d\u5468\u671f\u7ba1\u7406\uff1a\u6839\u636e\u6570\u636e\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u5b9a\u671f\u5220\u9664\u8fc7\u671f\u7684\u6570\u636e\u548c\u7d22\u5f15\uff0c\u4ee5\u51cf\u5c11\u5b58\u50a8\u548c\u67e5\u8be2\u8d1f\u8f7d\u3002<\/li>\n
  • \u76d1\u63a7\u548c\u8c03\u4f18\uff1a\u4f7f\u7528Elasticsearch\u7684\u76d1\u63a7\u5de5\u5177\u548c\u6307\u6807\uff0c\u76d1\u63a7\u96c6\u7fa4\u7684\u5065\u5eb7\u72b6\u6001\u3001\u8282\u70b9\u7684\u8d1f\u8f7d\u3001\u54cd\u5e94\u65f6\u95f4\u548c\u8d44\u6e90\u5229\u7528\u7387\u7b49<\/li>\n<\/ul>\n
    \u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/h3>\n
    package main\n\nimport (\n    "context"\n    "fmt"\n    "log"\n    "time"\n\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u914d\u7f6e\u7d22\u5f15\u7684\u5237\u65b0\u95f4\u9694\n    req := esapi.IndicesPutSettingsRequest{\n        Index: []string{"my_index"},\n        Body: map[string]interface{}{\n            "index": map[string]interface{}{\n                "refresh_interval": "30s",\n            },\n        },\n    }\n\n    \/\/ \u53d1\u9001\u8bbe\u7f6e\u5237\u65b0\u95f4\u9694\u7684\u8bf7\u6c42\n    res, err := req.Do(context.Background(), client)\n    if err != nil {\n        log.Fatalf("Error setting the refresh interval: %s", err)\n    }\n    defer res.Body.Close()\n\n    \/\/ \u68c0\u67e5\u54cd\u5e94\u72b6\u6001\n    if res.IsError() {\n        log.Fatalf("Error setting the refresh interval: %s", res.Status())\n    }\n\n    \/\/ \u6253\u5370\u8bbe\u7f6e\u5237\u65b0\u95f4\u9694\u6210\u529f\u7684\u6d88\u606f\n    fmt.Println("Refresh interval set successfully for my_index")\n\n    \/\/ \u7b49\u5f85\u4e00\u6bb5\u65f6\u95f4\uff0c\u4ee5\u4fbf\u7d22\u5f15\u5237\u65b0\n    time.Sleep(5 * time.Second)\n\n    \/\/ \u6784\u5efa\u641c\u7d22\u8bf7\u6c42\n    reqSearch := esapi.SearchRequest{\n        Index: []string{"my_index"},\n        Body: map[string]interface{}{\n            "query": map[string]interface{}{\n                "match": map[string]interface{}{\n                    "title": "example",\n                },\n            },\n        },\n    }\n\n    \/\/ \u53d1\u9001\u641c\u7d22\u8bf7\u6c42\n    resSearch, err := reqSearch.Do(context.Background(), client)\n    if err != nil {\n        log.Fatalf("Error sending the search request: %s", err)\n    }\n    defer resSearch.Body.Close()\n\n    \/\/ \u89e3\u6790\u641c\u7d22\u7ed3\u679c\n    \/\/ ...\n\n    fmt.Println("Search request completed successfully")\n}<\/code><\/pre>\n
    \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Elasticsearch\u7684Indices Put Settings API\u6765\u8bbe\u7f6e\u7d22\u5f15\u7684\u5237\u65b0\u95f4\u9694\uff0c\u901a\u8fc7\u8bbe\u7f6e\u8f83\u957f\u7684\u5237\u65b0\u95f4\u9694\uff08\u4f8b\u598230\u79d2\uff09\uff0c\u53ef\u4ee5\u51cf\u5c11\u5237\u65b0\u64cd\u4f5c\u7684\u9891\u7387\uff0c\u4ece\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u7136\u540e\uff0c\u6211\u4eec\u53d1\u9001\u4e00\u4e2a\u641c\u7d22\u8bf7\u6c42\u6765\u9a8c\u8bc1\u6027\u80fd\u4f18\u5316\u7684\u6548\u679c\u3002<\/p>\n
    6.\u6570\u636e\u4e00\u81f4\u6027<\/h2>\n
    \u5982\u4f55\u5904\u7406Elasticsearch\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027\uff1f<\/p><\/blockquote>\n
    \u89e3\u7b54\uff1a<\/h3>\n
    \u5728\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u4f8b\u5982\u5728\u7ebf\u652f\u4ed8\u5e73\u53f0\uff0c\u6570\u636e\u4e00\u81f4\u6027\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u4e3a\u4e86\u5904\u7406Elasticsearch\u4e2d\u7684\u6570\u636e\u4e00\u81f4\u6027\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n
      \n
    • \u4f7f\u7528\u4e8b\u52a1\u673a\u5236\uff1a\u5728\u8fdb\u884c\u6d89\u53ca\u591a\u4e2a\u6587\u6863\u7684\u64cd\u4f5c\u65f6\uff0c\u4f7f\u7528\u4e8b\u52a1\u673a\u5236\u6765\u786e\u4fdd\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u5728\u7ebf\u652f\u4ed8\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u5f53\u7528\u6237\u53d1\u8d77\u652f\u4ed8\u8bf7\u6c42\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8b\u52a1\u6765\u540c\u65f6\u66f4\u65b0\u8ba2\u5355\u72b6\u6001\u548c\u7528\u6237\u8d26\u6237\u4f59\u989d\uff0c\u4ee5\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/li>\n
    • \u4f7f\u7528\u4e50\u89c2\u5e76\u53d1\u63a7\u5236\uff1a\u5728\u5e76\u53d1\u5199\u5165\u573a\u666f\u4e0b\uff0c\u4f7f\u7528\u4e50\u89c2\u5e76\u53d1\u63a7\u5236\u673a\u5236\u6765\u5904\u7406\u6570\u636e\u4e00\u81f4\u6027\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u793e\u4ea4\u5a92\u4f53\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u5f53\u591a\u4e2a\u7528\u6237\u540c\u65f6\u5bf9\u540c\u4e00\u7bc7\u6587\u7ae0\u8fdb\u884c\u70b9\u8d5e\u64cd\u4f5c\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e50\u89c2\u5e76\u53d1\u63a7\u5236\u6765\u786e\u4fdd\u70b9\u8d5e\u6570\u7684\u4e00\u81f4\u6027\u3002<\/li>\n
    • \u4f7f\u7528\u7248\u672c\u63a7\u5236\uff1a\u5728\u66f4\u65b0\u6587\u6863\u65f6\uff0c\u4f7f\u7528\u7248\u672c\u63a7\u5236\u673a\u5236\u6765\u5904\u7406\u5e76\u53d1\u5199\u5165\u51b2\u7a81\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u535a\u5ba2\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u5f53\u591a\u4e2a\u7528\u6237\u540c\u65f6\u5bf9\u540c\u4e00\u7bc7\u6587\u7ae0\u8fdb\u884c\u7f16\u8f91\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u7248\u672c\u63a7\u5236\u6765\u5904\u7406\u5e76\u53d1\u5199\u5165\u51b2\u7a81\uff0c\u4fdd\u8bc1\u6570\u636e\u7684\u4e00\u81f4\u6027\u3002<\/li>\n
    • \u4f7f\u7528\u5206\u5e03\u5f0f\u9501\uff1a\u5728\u5206\u5e03\u5f0f\u73af\u5883\u4e0b\uff0c\u4f7f\u7528\u5206\u5e03\u5f0f\u9501\u673a\u5236\u6765\u5904\u7406\u5e76\u53d1\u5199\u5165\u51b2\u7a81\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u5728\u7ebf\u9884\u8ba2\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u5f53\u591a\u4e2a\u7528\u6237\u540c\u65f6\u5bf9\u540c\u4e00\u4efd\u8d44\u6e90\u8fdb\u884c\u9884\u8ba2\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u5206\u5e03\u5f0f\u9501\u6765\u4fdd\u8bc1\u9884\u8ba2\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n
      \u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/h3>\n
      \u4ee5\u4e0b\u662f\u4e00\u4e2a\u660e\u786e\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Go\u8bed\u8a00\u548cElasticsearch\u7684API\u6765\u5904\u7406\u6570\u636e\u4e00\u81f4\u6027\uff1a<\/p>\n
      package main\n\nimport (\n    "context"\n    "fmt"\n    "log"\n    "time"\n\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u5b9a\u4e49\u4e8b\u52a1\u64cd\u4f5c\n    transaction := func() error {\n        \/\/ \u5f00\u59cb\u4e8b\u52a1\n        reqBegin := esapi.XPackSecurityAuthenticateRequest{}\n        resBegin, err := reqBegin.Do(context.Background(), client)\n        if err != nil {\n            return fmt.Errorf("Error beginning the transaction: %s", err)\n        }\n        defer resBegin.Body.Close()\n\n        \/\/ \u6267\u884c\u4e8b\u52a1\u64cd\u4f5c\n        \/\/ ...\n\n        \/\/ \u63d0\u4ea4\u4e8b\u52a1\n        reqCommit := esapi.XPackSecurityInvalidateTokenRequest{}\n        resCommit, err := reqCommit.Do(context.Background(), client)\n        if err != nil {\n            return fmt.Errorf("Error committing the transaction: %s", err)\n        }\n        defer resCommit.Body.Close()\n\n        return nil\n    }\n\n    \/\/ \u6267\u884c\u4e8b\u52a1\n    err = transaction()\n    if err != nil {\n        log.Fatalf("Error executing the transaction: %s", err)\n    }\n\n    fmt.Println("Transaction executed successfully")\n}<\/code><\/pre>\n
      \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2atransaction\u51fd\u6570\uff0c\u7528\u4e8e\u6267\u884c\u4e8b\u52a1\u64cd\u4f5c\u3002\u5728\u4e8b\u52a1\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u6267\u884c\u4e00\u7cfb\u5217\u7684\u64cd\u4f5c\uff0c\u4f8b\u5982\u66f4\u65b0\u591a\u4e2a\u6587\u6863\u6216\u6267\u884c\u590d\u6742\u7684\u4e1a\u52a1\u903b\u8f91\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86Elasticsearch\u7684XPack Security API\u6765\u6a21\u62df\u4e8b\u52a1\u7684\u5f00\u59cb\u548c\u63d0\u4ea4\u64cd\u4f5c\u3002<\/p>\n
      7. \u6570\u636e\u5b89\u5168\u6027<\/h2>\n
      \u5982\u4f55\u4fdd\u62a4Elasticsearch\u4e2d\u7684\u6570\u636e\u5b89\u5168\u6027\uff1f<\/p><\/blockquote>\n
      \u89e3\u7b54\uff1a<\/h3>\n
      \u4fdd\u62a4Elasticsearch\u4e2d\u7684\u6570\u636e\u5b89\u5168\u6027\u662f\u5546\u4e1a\u9879\u76ee\u4e2d\u7684\u91cd\u8981\u4efb\u52a1\u4e4b\u4e00\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u4fdd\u62a4\u6570\u636e\u5b89\u5168\u6027\u7684\u65b9\u6cd5\uff1a<\/p>\n
        \n
      • \u8bbf\u95ee\u63a7\u5236\uff1a\u4f7f\u7528Elasticsearch\u7684\u5b89\u5168\u7279\u6027\uff0c\u5982\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08ACL\uff09\u548c\u89d2\u8272\u57fa\u4e8e\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\uff0c\u9650\u5236\u5bf9\u654f\u611f\u6570\u636e\u7684\u8bbf\u95ee\u6743\u9650\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u533b\u7597\u4fdd\u5065\u5e94\u7528\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u8bbe\u7f6e\u53ea\u6709\u6388\u6743\u7684\u533b\u751f\u624d\u80fd\u8bbf\u95ee\u60a3\u8005\u7684\u75c5\u5386\u6570\u636e\u3002<\/li>\n
      • \u6570\u636e\u52a0\u5bc6\uff1a\u4f7f\u7528SSL\/TLS\u52a0\u5bc6\u901a\u4fe1\uff0c\u786e\u4fdd\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u7684\u5b89\u5168\u6027\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u91d1\u878d\u5e94\u7528\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528SSL\/TLS\u52a0\u5bc6\u7528\u6237\u7684\u4ea4\u6613\u6570\u636e\uff0c\u4ee5\u4fdd\u62a4\u7528\u6237\u7684\u9690\u79c1\u548c\u5b89\u5168\u3002<\/li>\n
      • \u6570\u636e\u5907\u4efd\u548c\u6062\u590d\uff1a\u5b9a\u671f\u5907\u4efd\u6570\u636e\uff0c\u5e76\u786e\u4fdd\u5907\u4efd\u6570\u636e\u7684\u5b89\u5168\u5b58\u50a8\u3002\u5728\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u4f8b\u5982\u4e00\u4e2a\u5728\u7ebf\u5b58\u50a8\u5e73\u53f0\uff0c\u53ef\u4ee5\u5b9a\u671f\u5907\u4efd\u7528\u6237\u7684\u6587\u4ef6\u6570\u636e\uff0c\u5e76\u91c7\u53d6\u63aa\u65bd\u786e\u4fdd\u5907\u4efd\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u53ef\u9760\u6027\u3002<\/li>\n
      • \u5ba1\u8ba1\u65e5\u5fd7\uff1a\u8bb0\u5f55\u548c\u76d1\u63a7\u5bf9Elasticsearch\u7684\u8bbf\u95ee\u548c\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u53ca\u65f6\u53d1\u73b0\u548c\u5e94\u5bf9\u6f5c\u5728\u7684\u5b89\u5168\u5a01\u80c1\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u4f01\u4e1a\u534f\u4f5c\u5e73\u53f0\u7684\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u53ef\u4ee5\u8bb0\u5f55\u7528\u6237\u7684\u767b\u5f55\u3001\u6587\u4ef6\u8bbf\u95ee\u548c\u7f16\u8f91\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u5ba1\u8ba1\u548c\u8ffd\u8e2a\u6570\u636e\u7684\u4f7f\u7528\u60c5\u51b5\u3002<\/li>\n<\/ul>\n
        \u4e3e\u4e2a\u4f8b\u5b50\uff1a<\/h3>\n
        \u4ee5\u4e0b\u4ee3\u7801\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Go\u8bed\u8a00\u548cElasticsearch\u7684API\u6765\u5b9e\u73b0\u8bbf\u95ee\u63a7\u5236\u548c\u6570\u636e\u52a0\u5bc6\uff1a<\/p>\n
        package main\n\nimport (\n    "context"\n    "fmt"\n    "log"\n\n    "github.com\/elastic\/go-elasticsearch\/v8"\n    "github.com\/elastic\/go-elasticsearch\/v8\/esapi"\n)\n\nfunc main() {\n    \/\/ \u521b\u5efaElasticsearch\u5ba2\u6237\u7aef\n    cfg := elasticsearch.Config{\n        Addresses: []string{"http:\/\/localhost:9200"},\n        Username:  "admin",\n        Password:  "password",\n    }\n    client, err := elasticsearch.NewClient(cfg)\n    if err != nil {\n        log.Fatalf("Error creating the client: %s", err)\n    }\n\n    \/\/ \u8bbe\u7f6e\u7d22\u5f15\u7684\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08ACL\uff09\n    reqACL := esapi.SecurityPutRoleMappingRequest{\n        Name: "doctor_role_mapping",\n        Body: map[string]interface{}{\n            "roles": []string{"doctor_role"},\n            "users": []string{"doctor_user"},\n        },\n    }\n\n    \/\/ \u53d1\u9001\u8bbe\u7f6e\u8bbf\u95ee\u63a7\u5236\u5217\u8868\u7684\u8bf7\u6c42\n    resACL, err := reqACL.Do(context.Background(), client)\n    if err != nil {\n        log.Fatalf("Error setting the ACL: %s", err)\n    }\n    defer resACL.Body.Close()\n\n    \/\/ \u68c0\u67e5\u54cd\u5e94\u72b6\u6001\n    if resACL.IsError() {\n        log.Fatalf("Error setting the ACL: %s", resACL.Status())\n    }\n\n    \/\/ \u6253\u5370\u8bbe\u7f6e\u8bbf\u95ee\u63a7\u5236\u5217\u8868\u6210\u529f\u7684\u6d88\u606f\n    fmt.Println("ACL set successfully")\n\n    \/\/ \u8bbe\u7f6e\u7d22\u5f15\u7684SSL\/TLS\u52a0\u5bc6\n    reqTLS := esapi.IndicesPutSettingsRequest{\n        Index: []string{"patient_data_index"},\n        Body: map[string]interface{}{\n            "settings": map[string]interface{}{\n                "index": map[string]interface{}{\n                    "number_of_replicas": 1,\n                    "number_of_shards":   5,\n                    "refresh_interval":   "1s",\n                    "codec":              "best_compression",\n                },\n            },\n        },\n    }\n\n    \/\/ \u53d1\u9001\u8bbe\u7f6eSSL\/TLS\u52a0\u5bc6\u7684\u8bf7\u6c42\n    resTLS, err := reqTLS.Do(context.Background(), client)\n    if err != nil {\n        log.Fatalf("Error setting the TLS encryption: %s", err)\n    }\n    defer resTLS.Body.Close()\n    \/\/ \u68c0\u67e5\u54cd\u5e94\u72b6\u6001\n    if resTLS.IsError() {\n        log.Fatalf("Error setting the TLS encryption: %s", resTLS.Status())\n    }\n\n    \/\/ \u6253\u5370\u8bbe\u7f6eTLS\u52a0\u5bc6\u6210\u529f\u7684\u6d88\u606f\n    fmt.Println("TLS encryption set successfully")\n}<\/code><\/pre>\n
        \u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528Elasticsearch\u7684Security API\u6765\u8bbe\u7f6e\u8bbf\u95ee\u63a7\u5236\u5217\u8868\uff08ACL\uff09\u548c\u7d22\u5f15\u7684SSL\/TLS\u52a0\u5bc6\u3002\u5728\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u540d\u4e3adoctor_role_mapping<\/code>\u7684\u89d2\u8272\u6620\u5c04\uff0c\u5c06\u533b\u751f\u7528\u6237\u4e0e\u533b\u751f\u89d2\u8272\u5173\u8054\u8d77\u6765\uff0c\u5e76\u8bbe\u7f6e\u4e86\u4e00\u4e2a\u540d\u4e3apatient_data_index<\/code>\u7684\u7d22\u5f15\u7684SSL\/TLS\u52a0\u5bc6\u3002<\/p>\n
        8.\u6570\u636e\u540c\u6b65\u548c\u590d\u5236<\/h2>\n
        \u5982\u4f55\u5904\u7406Elasticsearch\u4e2d\u7684\u6570\u636e\u540c\u6b65\u548c\u590d\u5236\uff1f<\/p><\/blockquote>\n
        \u89e3\u7b54\uff1a<\/h3>\n
        \u5728\u5546\u4e1a\u9879\u76ee\u4e2d\uff0c\u4f8b\u5982\u4e00\u4e2a\u591a\u5730\u533a\u7684\u7535\u5b50\u5546\u52a1\u5e73\u53f0\uff0c\u6570\u636e\u540c\u6b65\u548c\u590d\u5236\u662f\u81f3\u5173\u91cd\u8981\u7684\u3002\u4e3a\u4e86\u5904\u7406Elasticsearch\u4e2d\u7684\u6570\u636e\u540c\u6b65\u548c\u590d\u5236\uff0c\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n