Functions

This operation queries the back-to-source rules of a specified bucket. If a back-to-source rule exists, a success message is returned with the status code of 200.

Request Syntax

GET /?mirrorBackToSource HTTP/1.1
Host: bucketname.obs.cn-north-4.myhuaweicloud.com 
Authorization: authorization
Date: date

Request Parameters

This request contains no message parameters.

Request Headers

This request uses common headers. For details, see Table 3.

Request Elements

This request involves no elements.

Response Syntax

HTTP/1.1 status_code
Server: OBS
Date: date
Content-Type: type
Content-Length: length

policy json body

Response Headers

The response to the request uses common headers. For details, see Table 1.

Response Elements

This response involves no elements.

Error Responses

No special error responses are returned. For details about error responses, see Table 2 and Table 3.

Sample Request

GET /?mirrorBackToSource HTTP/1.1
Host: bucketname.obs.cn-north-4.myhuaweicloud.com 
Authorization: OBS H4IPJX0TQTHTHEBQQCEC:sc2PM13Wlfcoc/YZLK0MwsI2Zpo=
Date: Tue, 21 Jul 2020 22:28:46 GMT

Sample Response

HTTP/1.1 200 OK
Server: OBS
Date: Tue, 07 Jul 2020 07:28:46 GMT
Content-Type: application/json
Content-Length: 1063
{
    "rules": [{
        "id": "abc123",
        "condition": {
            "httpErrorCodeReturnedEquals": 404,
            "objectKeyPrefixEquals": "vedio/"
        },
        "redirect": {
            "agency": "agency",
            "publicSource": {
                "sourceEndpoint": {
                    "master":["http://bucket1.xxx.yyy.com", "https://bucket2.xxx.yyy.com"],
                    "slave": ["http://bucket3.xxx.yyy.com", "https://bucket4.xxx.yyy.com"]
                }
            },
            "retryConditions": ["4XX", "5XX"],
            "passQueryString": true,
            "mirrorFollowRedirect": true,
            "redirectWithoutReferer": true,
            "mirrorHttpHeader": {
                "passAll": false,
                "pass": ["content-encoding"],
                "remove": ["content-type"],
                "set": [{
                    "key": "helloworld",
                    "value": "2222"
                }]
            },
            "replaceKeyWith": "prefix${key}suffix",
            "replaceKeyPrefixWith": "pictrue/",
            "vpcEndpointURN": "001"
        }
    }]
}