签名认证

{"value":"\u540c\u65f6\u517c\u5bb9AWS Signature Version 2 \u548c AWS Signature Version 4\uff0c\u5747\u5b9e\u73b0\u4e86\u8bf7\u6c42\u5934\u7b7e\u540d\u548c\u53c2\u6570\u7b7e\u540d\u65b9\u5f0f\u3002AWS Signature V2 \u7b7e\u540d\u65b9\u6cd5\u8bf7\u67e5\u9605 [Signing and Authenticating REST Requests](https:\/\/docs.aws.amazon.com\/AmazonS3\/latest\/dev\/RESTAuthentication.html)\uff0c AWS Signature V4 \u7b7e\u540d\u65b9\u6cd5\u8bf7\u67e5\u9605 [Authenticating Requests (AWS Signature Version 4)](https:\/\/docs.aws.amazon.com\/AmazonS3\/latest\/API\/sig-v4-authenticating-requests.html)\u3002\n\n### \u81ea\u5b9a\u4e49\u57df\u540d\u7b7e\u540d\u6ce8\u610f\u4e8b\u9879\n\n\u7279\u522b\u7684\uff0cAWS S3 SDK \u4f7f\u7528\u81ea\u5b9a\u4e49\u57df\u540d\u505a v4 \u7b7e\u540d\u7684\u975e\u533f\u540d\u8bbf\u95ee\u65f6\uff0c\u9700\u8981\u505a\u7279\u5b9a\u7684\u914d\u7f6e\u5e76\u4f7f\u7528 PathStyle\u3002\n\n- aws.Config.S3ForcePathStyle=true \u4f7f\u7528 PathStyle\n- aws.Config.DisableParamValidation=true \u5173\u95ed sdk \u7684\u53c2\u6570\u68c0\u67e5\n- \u7136\u540e\u914d\u7f6e Bucket=\"\", \u8fd9\u6837\u5c31\u53ef\u4ee5\u628a endpoint \u8bbe\u7f6e\u4e3a\u81ea\u5b9a\u4e49\u57df\u540d\u4e86\n\n```\n s3config := &aws.Config{\n Credentials: s3credential,\n \/\/ Region: aws.String(\"ap-northeast-2\"),\n Region: aws.String(\"cn-east-1\"),\n \/\/ Endpoint: aws.String(\"http:\/\/s3-ap-northeast-2.amazonaws.com\"),\n Endpoint: aws.String(\"http:\/\/s3.cn\"), \n MaxRetries: aws.Int(1),\n S3ForcePathStyle: aws.Bool(true),\n LogLevel: aws.LogLevel(aws.LogDebug),\n DisableParamValidation: aws.Bool(true), \/\/\u5bf9\u4e8e\u81ea\u5b9a\u4e49\u57df\u540d\uff0c\u56e0\u4e3a\u586b\u5199\u7684bucket=\"\",\u6240\u4ee5\u9700\u8981\u963b\u6b62client\u62a5\u9519;\n }\n\n\/\/get object\n params := &s3.GetObjectInput{\n Bucket: aws.String(\"\"), \/\/\u5bf9\u4e8e\u81ea\u5b9a\u4e49\u57df\u540d\uff0c\u8fd9\u91cc\u5fc5\u987b\u8bbe\u7f6e\u4e3abucket=\"\", \u4e14\u5fc5\u987b\u52a0\u4e0a\u8fd9\u884c\n Key: aws.String(keyName),\n }\n```\n\n"}