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Bastionhost:GetPolicy

Last Updated:Jan 21, 2026

Queries the detailed information about a control policy.

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RAM authorization

The table below describes the authorization required to call this API. You can define it in a Resource Access Management (RAM) policy. The table's columns are detailed below:

  • Action: The actions can be used in the Action element of RAM permission policy statements to grant permissions to perform the operation.

  • API: The API that you can call to perform the action.

  • Access level: The predefined level of access granted for each API. Valid values: create, list, get, update, and delete.

  • Resource type: The type of the resource that supports authorization to perform the action. It indicates if the action supports resource-level permission. The specified resource must be compatible with the action. Otherwise, the policy will be ineffective.

    • For APIs with resource-level permissions, required resource types are marked with an asterisk (*). Specify the corresponding Alibaba Cloud Resource Name (ARN) in the Resource element of the policy.

    • For APIs without resource-level permissions, it is shown as All Resources. Use an asterisk (*) in the Resource element of the policy.

  • Condition key: The condition keys defined by the service. The key allows for granular control, applying to either actions alone or actions associated with specific resources. In addition to service-specific condition keys, Alibaba Cloud provides a set of common condition keys applicable across all RAM-supported services.

  • Dependent action: The dependent actions required to run the action. To complete the action, the RAM user or the RAM role must have the permissions to perform all dependent actions.

Action

Access level

Resource type

Condition key

Dependent action

yundun-bastionhost:GetPolicy

*All Resource

*

None None

Request parameters

Parameter

Type

Required

Description

Example

InstanceId

string

Yes

The ID of the bastion host to which the control policy to query belongs.

Note

You can call the DescribeInstances operation to query the ID of the bastion host.

bastionhost-cn-zvp2d3syb0g

RegionId

string

No

The region ID of the bastion host to which the control policy to query belongs.

Note

For more information about the mapping between region IDs and region names, see Regions and zones.

cn-hangzhou

PolicyId

string

Yes

The ID of the control policy that you want to query.

Note

You can call the ListPolicies operation to query the control policy ID.

3

Response elements

Element

Type

Description

Example

object

Policy

object

The details of the control policy.

AccessTimeRangeConfig

object

The details of the logon period restrictions.

EffectiveTime

array<object>

The details of the periods during which logons are allowed.

object

Days

array

The days of a week on which logons are allowed.

string

The day of the week during which logons are allowed. Valid values:

  • 1: Monday.

  • 2: Tuesday.

  • 3: Wednesday.

  • 4: Thursday.

  • 5: Friday.

  • 6: Saturday.

  • 7: Sunday.

[2]

Hours

array

The time periods during which logons are allowed.

string

The periods of the day during which logons are allowed. Valid values:

  • 0: 00:00 to 01:00.

  • 1: 01:00 to 02:00.

  • 2: 02:00 to 03:00.

  • 3: 03:00 to 04:00.

  • 4: 04:00 to 05:00.

  • 5: 05:00 to 06:00.

  • 6: 06:00 to 07:00.

  • 7: 07:00 to 08:00.

  • 8: 08:00 to 09:00.

  • 9: 09:00 to 10:00.

  • 10: 10:00 to 11:00.

  • 11: 11:00 to 12:00.

  • 12: 12:00 to 13:00.

  • 13: 13:00 to 14:00.

  • 14: 14:00 to 15:00.

  • 15: 15:00 to 16:00.

  • 16: 16:00 to 17:00.

  • 17: 17:00 to 18:00.

  • 18: 18:00 to 19:00.

  • 19: 19:00 to 20:00.

  • 20: 20:00 to 21:00.

  • 21: 21:00 to 22:00.

  • 22: 22:00 to 23:00.

  • 23: 23:00 to 24:00.

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23]

CommandConfig

object

The details of the command policy.

Approval

object

The details of the command approval settings.

Commands

array

An array of commands that can be run only after approval.

string

The command that can be run only after approval.

ls

Deny

object

The details of the command control setting.

AclType

string

The type of command control. Valid values:

  • white: whitelist mode.

  • black: blacklist mode.

black

Commands

array

An array of controlled commands.

string

The controlled command.

ls

Comment

string

The description of the control policy.

comment

IPAclConfig

object

The access control settings on source IP addresses.

AclType

string

The mode of access control on source IP addresses. Valid values:

  • white: whitelist mode.

  • black: blacklist mode.

black

IPs

array

The IP addresses from which logons are not allowed.

string

The controlled IP addresses.

[10.10.**.**]

PolicyName

string

The name of the control policy.

test

PolicyId

string

The ID of the control policy.

3

Priority

integer

The priority of the control policy. A smaller value indicates a higher priority.

1

ProtocolConfig

object

The details of protocol control.

RDP

object

The configuration details of Remote Desktop Protocol (RDP) options.

ClipboardDownload

string

Indicates whether downloading from the clipboard is enabled. Valid values:

  • Enable

  • Disable

Enable

ClipboardUpload

string

Indicates whether file uploading from the clipboard is enabled. Valid values:

  • Enable

  • Disable

Enable

DiskRedirection

string

Indicates whether driver mapping is enabled. Valid values:

  • Enable

  • Disable

Enable

RecordKeyboard

string

Indicates whether keyboard recording is enabled. Valid values:

  • Enable

  • Disable

Enable

SSH

object

The configuration details of SSH and SSH File Transfer Protocol (SFTP) options.

ExecCommand

string

Indicates whether remote command execution is enabled. Valid values:

  • Enable

  • Disable

Enable

SFTPChannel

string

Indicates whether the SFTP channel option is enabled. Valid values:

  • Enable

  • Disable

Enable

SFTPDownloadFile

string

Indicates whether file downloading is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SFTPMkdir

string

Indicates whether folder creation is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SFTPRemoveFile

string

Indicates whether file deletion is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SFTPRenameFile

string

Indicates whether file renaming is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SFTPRmdir

string

Indicates whether folder deletion is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SFTPUploadFile

string

Indicates whether file uploading is enabled in SFTP-based O&M. Valid values:

  • Enable

  • Disable

Enable

SSHChannel

string

Indicates whether the SSH channel option is enabled. Valid values:

  • Enable

  • Disable

Enable

X11Forwarding

string

Indicates whether X11 forwarding is enabled. Valid values:

  • Enable

  • Disable

Enable

ApprovalConfig

object

The O&M approval setting.

SwitchStatus

string

Indicates whether O&M approval is enabled in the control policy. Valid values:

  • On: O&M approval is enabled.

  • Off: O&M approval is disabled.

Off

RequestId

string

The request ID.

0D29F2C0-8B4B-5861-9474-F3F23D25594B

Examples

Success response

JSON format

{
  "Policy": {
    "AccessTimeRangeConfig": {
      "EffectiveTime": [
        {
          "Days": [
            "[2]"
          ],
          "Hours": [
            "[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23]"
          ]
        }
      ]
    },
    "CommandConfig": {
      "Approval": {
        "Commands": [
          "ls"
        ]
      },
      "Deny": {
        "AclType": "black",
        "Commands": [
          "ls"
        ]
      }
    },
    "Comment": "comment",
    "IPAclConfig": {
      "AclType": "black",
      "IPs": [
        "[10.10.**.**]"
      ]
    },
    "PolicyName": "test",
    "PolicyId": "3",
    "Priority": 1,
    "ProtocolConfig": {
      "RDP": {
        "ClipboardDownload": "Enable",
        "ClipboardUpload": "Enable",
        "DiskRedirection": "Enable",
        "RecordKeyboard": "Enable"
      },
      "SSH": {
        "ExecCommand": "Enable",
        "SFTPChannel": "Enable",
        "SFTPDownloadFile": "Enable",
        "SFTPMkdir": "Enable",
        "SFTPRemoveFile": "Enable",
        "SFTPRenameFile": "Enable",
        "SFTPRmdir": "Enable",
        "SFTPUploadFile": "Enable",
        "SSHChannel": "Enable",
        "X11Forwarding": "Enable"
      }
    },
    "ApprovalConfig": {
      "SwitchStatus": "Off"
    }
  },
  "RequestId": "0D29F2C0-8B4B-5861-9474-F3F23D25594B"
}

Error codes

HTTP status code

Error code

Error message

Description

400 InvalidParameter The argument is invalid. The argument is invalid.
500 InternalError An unknown error occurred. An unknown error occurred.
404 PolicyNotFound The policy is not found. The policy is not found.

See Error Codes for a complete list.

Release notes

See Release Notes for a complete list.