1. API Description
Domain name for API request: tat.tencentcloudapi.com.
This API is used to execute a command and returns the execution activity ID (inv-xxxxxxxx) on success. Each execution has one or more execution tasks (invt-xxxxxxxx) and each execution task indicates an execution record on a CVM or Lighthouse instance.
- If the agent is not installed on the instance or is offline, an error is returned.
- If the command type is not supported by the agent runtime environment, an error is returned.
- The specified instance needs to be in a VPC network.
- The specified instance needs to be in the
RUNNINGstatus. - Only one type of instances (CVM or Lighthouse) can be specified in a single request.
A maximum of 20 requests can be initiated per second for this API.
We recommend you to use API Explorer
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2. Input Parameters
The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.
| Parameter Name | Required | Type | Description |
|---|---|---|---|
| Action | Yes | String | Common Params. The value used for this API: RunCommand. |
| Version | Yes | String | Common Params. The value used for this API: 2020-10-28. |
| Region | No | String | Common Params. This parameter is not required for this API. |
| Content | Yes | String | Base64-encoded command. The maximum length is 64 KB. |
| InstanceIds.N | Yes | Array of String | IDs of instances about to execute commands. Up to 100 IDs are allowed. Supported instance types:CVMLIGHTHOUSE |
| CommandName | No | String | Command name. The name can be up to 60 bytes, and contain [a-z], [A-Z], [0-9] and [_-.]. |
| Description | No | String | Command description. The maximum length is 120 characters. |
| CommandType | No | String | Command type. SHELL and POWERSHELL are supported. The default value is SHELL. |
| WorkingDirectory | No | String | Command execution path. The default value is /root for SHELL commands and C:\Program Files\qcloud\tat_agent\workdir for POWERSHELL commands. |
| Timeout | No | Integer | Command timeout period. Default value: 60 seconds. Value range: [1, 86400]. |
| SaveCommand | No | Boolean | Whether to save the command. Valid values:True: SaveFalse: Do not saveThe default value is False. |
| EnableParameter | No | Boolean | Whether to enable the custom parameter feature. This cannot be modified once created. Default value: false. |
| DefaultParameters | No | String | The default value of the custom parameter value when it is enabled. The field type is JSON encoded string. For example, {"varA": "222"}.key is the name of the custom parameter and value is the default value. Both key and value are strings.If Parameters is not provided, the default values specified here are used. Up to 20 custom parameters are supported. The name of the custom parameter cannot exceed 64 characters and can contain [a-z], [A-Z], [0-9] and [-_]. |
| Parameters | No | String | Custom parameters of Command. The field type is JSON encoded string. For example, {"varA": "222"}.key is the name of the custom parameter and value is the default value. Both key and value are strings.If no parameter value is provided, the DefaultParameters is used.Up to 20 custom parameters are supported. The name of the custom parameter cannot exceed 64 characters and can contain [a-z], [A-Z], [0-9] and [-_]. |
| Tags.N | No | Array of Tag | The tags of the command. It is available when SaveCommand is True. A maximum of 10 tags are allowed. |
| Username | No | String | The username used to execute the command on the CVM or Lighthouse instance. The principle of least privilege is the best practice for permission management. We recommend you execute TAT commands as a general user. By default, the user root is used to execute commands on Linux and the user System is used on Windows. |
| OutputCOSBucketUrl | No | String | The COS bucket URL for uploading logs. The URL must start with https, such as https://BucketName-123454321.cos.ap-beijing.myqcloud.com. |
| OutputCOSKeyPrefix | No | String | The COS bucket directory where the logs are saved. Check below for the rules of the directory name. 1. It must be a combination of number, letters, and visible characters. Up to 60 characters are allowed. 2. Use a slash (/) to create a subdirectory. 3. ".." can not be used as the folder name. It cannot start with a slash (/), and cannot contain consecutive slashes. |
3. Output Parameters
| Parameter Name | Type | Description |
|---|---|---|
| CommandId | String | Command ID. |
| InvocationId | String | Execution activity ID. |
| RequestId | String | The unique request ID, which is returned for each request. RequestId is required for locating a problem. |
4. Example
Example1 Executing a command on multiple CVM instances
Input Example
POST / HTTP/1.1
Host: tat.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: RunCommand
<Common request parameters>
{
"CommandName": "run-command",
"SaveCommand": false,
"Description": "whoami",
"Content": "d2hvYW1p",
"CommandType": "SHELL",
"WorkingDirectory": "/root/",
"Timeout": 60,
"InstanceIds": [
"ins-zj0f57ew",
"ins-zj0f57ex",
"ins-zj0f57ev"
]
}
Output Example
{
"Response": {
"RequestId": "f3e3a951-56b1-4042-af23-ba50223a8f60",
"CommandId": "cmd-5oa8jajm",
"InvocationId": "inv-mp6m9vmu"
}
}
5. Developer Resources
SDK
TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.
- Tencent Cloud SDK 3.0 for Python
- Tencent Cloud SDK 3.0 for Java
- Tencent Cloud SDK 3.0 for PHP
- Tencent Cloud SDK 3.0 for Go
- Tencent Cloud SDK 3.0 for NodeJS
- Tencent Cloud SDK 3.0 for .NET
- Tencent Cloud SDK 3.0 for C++
Command Line Interface
6. Error Code
The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.
| Error Code | Description |
|---|---|
| FailedOperation.CVMError | Failed to access the CVM. |
| FailedOperation.LighthouseError | Failed to access the Lighthouse instance. |
| InternalError | Internal error. |
| InvalidParameter | Invalid parameter. |
| InvalidParameter.InvalidUsername | Invalid username. |
| InvalidParameter.ParameterNameDuplicated | Duplicate parameter name. |
| InvalidParameterValue | Invalid parameter value. |
| InvalidParameterValue.AgentUnsupportedCommandType | TAT Agent does not support this command type. |
| InvalidParameterValue.CommandContentInvalid | Invalid command content. |
| InvalidParameterValue.CommandNameDuplicated | Duplicate command name. |
| InvalidParameterValue.InconsistentInstance | Inconsistent instance type. |
| InvalidParameterValue.InvalidCommandName | Invalid command name. |
| InvalidParameterValue.InvalidContent | Invalid command. |
| InvalidParameterValue.InvalidInstanceId | Invalid instance ID. |
| InvalidParameterValue.InvalidOutputCOSBucketUrl | Invalid OutputCOSBucketUrl. |
| InvalidParameterValue.InvalidOutputCOSKeyPrefix | Invalid OutputCOSKeyPrefix. |
| InvalidParameterValue.InvalidUsername | Invalid username. |
| InvalidParameterValue.InvalidWorkingDirectory | Invalid command execution path. |
| InvalidParameterValue.LackOfParameterInfo | The custom parameter feature is enabled, but custom parameters are missing. |
| InvalidParameterValue.LimitExceeded | Parameter limit exceeded. |
| InvalidParameterValue.ParameterDisabled | The custom parameter feature is not enabled. |
| InvalidParameterValue.ParameterInvalidJsonFormat | The parameter is not a valid JSON string. |
| InvalidParameterValue.ParameterKeyContainsInvalidChar | The parameter key contains invalid characters. |
| InvalidParameterValue.ParameterKeyDuplicated | Duplicate parameter keys. |
| InvalidParameterValue.ParameterKeyLenExceeded | The parameter key is too long. |
| InvalidParameterValue.ParameterNumberExceeded | Too many parameters. |
| InvalidParameterValue.ParameterValueNotString | The parameter value is not a string. |
| InvalidParameterValue.Range | The parameter value is not in the valid range. |
| InvalidParameterValue.SupportParametersOnlyIfEnableParameter | The custom parameter feature is not enabled. |
| InvalidParameterValue.TooLong | Length limit exceeded. |
| MissingParameter | Missing parameter. |
| ResourceNotFound.InstanceNotFound | The instance does not exist. |
| ResourceNotFound.RoleNotFound | The role does not exist. |
| ResourceUnavailable.AgentNotInstalled | TAT Agent is not installed. |
| ResourceUnavailable.AgentStatusNotOnline | TAT Agent is offline. |
| ResourceUnavailable.InstanceStateNotRunning | The instance is not running. |
| ResourceUnavailable.LighthouseUnsupportedRegion | Lighthouse is not supported in the region. |
| UnauthorizedOperation.CamAuthFailed | CAM authentication failed. |
| UnauthorizedOperation.InvalidToken | Invalid token. |
| UnauthorizedOperation.MFAExpired | The Multi-factor authentication (MFA) code expired. |
| UnauthorizedOperation.MFANotFound | Multi-factor authentication (MFA) does not exist. |
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