You can call the ListFlowClusterAllHosts operation to query the list of hosts that can be set to the whitelist in the project settings for a given cluster. Currently, Master and Gateway nodes are supported.
Debugging
Request parameters
Parameter | Type | Required | Example | Description |
---|---|---|---|---|
Action | String | Yes | ListFlowClusterAllHosts |
The operation that you want to perform. This parameter is required for API requests that you create by piecing together HTTP or HTTPS URLs. Set the value to ListFlowClusterAllHosts. |
ClusterId | String | Yes | C-F32FB31D8295**** |
The ID of the cluster. You can call ListClusters You can call this operation to view the ID of a cluster. |
ProjectId | String | Yes | FP-3535FE0BE522**** |
The ID of the project. You can call ListFlowProject View the ID of the project. |
RegionId | String | Yes | cn-hangzhou |
The region ID. You can call DescribeRegions To view the latest list of Alibaba Cloud regions. |
Response parameters
Parameter | Type | Example | Description |
---|---|---|---|
HostList | Array of Host |
The list of hosts that can be added to the whitelist in the specified cluster. |
|
Host | |||
Cpu | Integer | 4 |
The number of vCPUs of the host. |
HostId | String | 119555 |
The ID of the host. |
HostInstanceId | String | i-bp1agi4417dx08sig82j |
The ID of the ECS instance. |
HostName | String | emr-header-1.cluster-500159692 |
The name of the host. |
InstanceType | String | ecs.n4.xlarge |
The type of the instance. |
Memory | Integer | 8 |
Memory, in GB. |
PrivateIp | String | 127.0.0.1 |
The internal IP address of the host. |
PublicIp | String | 192.0.0.1 |
The public IP address of the host. |
Role | String | CORE |
The role of the host. |
SerialNumber | String | 6dc097b0-5e92-4e08-a49e-37c26c78cf9f |
The serial number of the host. |
Status | String | STARTING |
The status of the host. |
Type | String | VM |
The type of the host. |
RequestId | String | 2E429517-6A50-4082-9A30-47755CE9F9A5 |
The ID of the request. |
Examples
Sample requests
http(s)://[Endpoint]/?Action=ListFlowClusterAllHosts
&ClusterId=C-F32FB31D8295****
&ProjectId=FP-3535FE0BE522****
&RegionId=cn-hangzhou
&<common request parameters>
Sample success responses
XML
format
<RequestId>2E429517-6A50-4082-9A30-47755CE9F9A5</RequestId>
<HostList>
<Host>
<Status>STARTING</Status>
<Role>MASTER</Role>
<SerialNumber>738d0af9-6ca3-46dd-a973-bab70da4bf74</SerialNumber>
<PublicIp>47.**.**.**</PublicIp>
<PrivateIp>192.**.**.**</PrivateIp>
<Memory>8</Memory>
<Cpu>4</Cpu>
<HostInstanceId>i-bp1agi4417dx08si****</HostInstanceId>
<HostId>119555</HostId>
<HostName>emr-header-1.cluster-50015****</HostName>
</Host>
</HostList>
JSON
Syntax
{
"RequestId": "2E429517-6A50-4082-9A30-47755CE9F9A5",
"HostList": {
"Host": [
{
"Status": "STARTING",
"Role": "MASTER",
"SerialNumber": "738d0af9-6ca3-46dd-a973-bab70da4bf74",
"PublicIp": "47.**.**.**",
"PrivateIp": "192.**.**.**",
"Memory": 8,
"Cpu": 4,
"HostInstanceId": "i-bp1agi4417dx08si****",
"HostId": "119555",
"HostName": "emr-header-1.cluster-50015****"
}
]
}
}