在 Amazon CloudWatch Logs 中檢視文字日誌

Amazon Lex 會將對話的文字日誌儲存在 Amazon CloudWatch Logs 中。若要檢視日誌，您可以使用 CloudWatch Logs 主控台或 API。如需詳細資訊，請參閱《Amazon CloudWatch Logs 使用者指南》中的使用篩選條件模式和 CloudWatch Logs Insights 查詢語法搜尋日誌資料。 Amazon CloudWatch

您也可以使用 CloudWatch 主控台或 API 來檢視您的日誌項目。若要尋找日誌項目，請導覽至您針對別名設定的日誌群組。您可以在 Amazon Lex 主控台或使用 GetBotAlias操作找到日誌的日誌串流字首。

使用者表達用語的日誌項目位於多個日誌串流中。對話中的表達用語在其中一個日誌串流中具有指定前綴的項目。日誌串流中的項目包含下列資訊。

{
   "messageVersion": "1.0",
   "botName": "bot name",
   "botAlias": "bot alias",
   "botVersion": "bot version",
   "inputTranscript": "text used to process the request",
   "botResponse": "response from the bot",
   "intent": "matched intent",
   "nluIntentConfidence": "number",
   "slots": {
       "slot name": "slot value",
       "slot name": null,
       "slot name": "slot value"
       ...
   },
   "alternativeIntents": [
       {
           "name": "intent name",
           "nluIntentConfidence": "number",
           "slots": {
               "slot name": slot value,
               "slot name": null,
               "slot name": slot value
               ...
           }
       },
       {
           "name": "intent name",
           "nluIntentConfidence": number,
           "slots": {}
       }
   ],
   "developerOverride": "true" | "false",
   "missedUtterance": true | false,
   "inputDialogMode": "Text" | "Speech",
   "requestId": "request ID",
   "s3PathForAudio": "S3 path to audio file",
   "userId": "user ID",
   "sessionId": "session ID",
   "sentimentResponse": {
       "sentimentScore": "{Positive: number, Negative: number, Neutral: number, Mixed: number}",
       "sentimentLabel": "Positive" | "Negative" | "Neutral" | "Mixed"
   },
   "slotToElicit": "slot name",
   "dialogState": "ElicitIntent" | "ConfirmIntent" | "ElicitSlot" | "Fulfilled" | "ReadyForFulfillment" | "Failed",
   "responseCard": {
       "genericAttachments": [
           ...
       ],
       "contentType": "application/vnd.amazonaws.card.generic",
       "version": 1
    },
   "locale": "locale",
   "timestamp": "ISO 8601 UTC timestamp",
   "kendraResponse": {
      "totalNumberOfResults": number,
      "resultItems": [
          {
              "id": "query ID",
              "type": "DOCUMENT" | "QUESTION_ANSWER" | "ANSWER",
              "additionalAttributes": [
                  {
                     ...
                  }
              ],
              "documentId": "document ID",
              "documentTitle": {
                  "text": "title",
                  "highlights": null
              },
              "documentExcerpt": {
                  "text": "text",
                  "highlights": [
                      {
                          "beginOffset": number,
                          "endOffset": number,
                          "topAnswer": true | false
                      }
                  ]
              },
              "documentURI": "URI",
              "documentAttributes": []
          }  
      ],
      "facetResults": [],
      "sdkResponseMetadata": {
          "requestId": "request ID"
      },
      "sdkHttpMetadata": {
          "httpHeaders": {
              "Content-Length": "number",
              "Content-Type": "application/x-amz-json-1.1",
              "Date": "date and time",
              "x-amzn-RequestId": "request ID"
          },
          "httpStatusCode": 200
      },
      "queryId": "query ID"
   },
   "sessionAttributes": {
       "attribute name": "attribute value"
       ...
    },
   "requestAttributes": {
       "attribute name": "attribute value"
       ...
    }
}

日誌項目的內容取決於交易的結果以及機器人和請求的組態。

您必須設定角色和政策，才能讓 Amazon Lex 寫入 CloudWatch Logs。如需更多資訊，請參閱對話日誌的 IAM 政策。