Queries the users in a cluster.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer. OpenAPI Explorer dynamically generates the sample code of the operation for different SDKs.

Request parameters

Parameter Type Required Example Description
Action String Yes ListUsers

The operation that you want to perform. Set the value to ListUsers.

ClusterId String Yes ehpc-hz-FYUr32****

The ID of the cluster.

You can call the ListClusters operation to query the cluster ID.

PageNumber Integer No 1

The number of the page to return.

Pages start from page 1.

Default value: 1
PageSize Integer No 10

The number of entries to return on each page. Valid values: 1 to 50.

Default value: 10

Response parameters

Parameter Type Example Description
PageSize Integer 1

The number of entries returned per page.

RequestId String 04F0F334-1335-436C-A1D7-6C044FE7****

The ID of the request.

PageNumber Integer 1

The number of the returned page.

TotalCount Integer 1

The total number of returned entries.

Users Array of UserInfo

The list of users.

UserInfo
Name String user1

The username.

AddTime String 2018-07-18T17:46:47

The time when the user was created.

Group String wheel

The name of the permission group. Valid values:

  • users: an ordinary permission group. It is applicable to ordinary users that need only to submit and debug jobs.
  • wheel: a sudo permission group. It is applicable to the administrator who needs to manage the cluster. In addition to submitting and debugging jobs, users who have sudo permissions can run sudo commands to install software and restart nodes.

Examples

Sample requests

https://ehpc.cn-hangzhou.aliyuncs.com/?Action=ListUsers
&ClusterId=ehpc-hz-FYUr32****
&<Common request parameters>

Sample success responses

XML format 

HTTP/1.1 200 OK
Content-Type:application/xml

<ListUsersResponse>
    <RequestId>04F0F334-1335-436C-A1D7-6C044FE7****</RequestId>
    <TotalCount>1</TotalCount>
    <PageNumber>1</PageNumber>
    <PageSize>1</PageSize>
    <Users>
        <UserInfo>
            <Name>user1</Name>
            <Group>users</Group>
        </UserInfo>
        <UserInfo>
            <Name>user2</Name>
            <Group>wheel</Group>
        </UserInfo>
    </Users>
</ListUsersResponse>

JSON format 

HTTP/1.1 200 OK
Content-Type:application/json

{
  "RequestId" : "04F0F334-1335-436C-A1D7-6C044FE7****",
  "TotalCount" : 1,
  "PageNumber" : 1,
  "PageSize" : 1,
  "Users" : {
    "UserInfo" : [ {
      "Name" : "user1",
      "Group" : "users"
    }, {
      "Name" : "user2",
      "Group" : "wheel"
    } ]
  }
}

Error codes

HttpCode Error code Error message Description
400 InvalidParams The specified parameter %s is invalid. The error message returned because the following parameter is invalid: %s.
403 InvalidClusterStatus The operation failed due to invalid cluster status. The error message returned because the operation is not supported while the cluster is in the current state.
404 ManagerNotFound The manager nodes do not exist or their status is abnormal. The error message returned because the management node does not exist or is not running as expected.
404 ClusterNotFound The specified cluster does not exist. The error message returned because the specified cluster does not exist.
406 AgentError The agent service request failed. The error message returned because the proxy request has failed.
406 AgentError.Account.DomainNotExist The specified domain does not exist: %s. The error message returned because the following domains do not exist: {}.
406 AgentError.Account.GetentPasswdFailure Failed to get the user list: %s. The error message returned because the list of domain users has failed to be obtained.
406 AgentError.Account.GetUserListFailure Get user list fail: %s The error message returned because the list of domain users has failed to be obtained.
407 NotAuthorized You are not authorized by RAM for this request. The error message returned because you are not authorized by RAM for this request.
500 UnknownError An unknown error occurred. The error message returned because an unknown error has occurred. Try again later. If the error persists, submit a ticket.
503 ServiceUnavailable The request has failed due to a temporary failure of the server The error message returned because the request has failed. The service is temporarily unavailable.

For a list of error codes, visit the API Error Center.