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Managed Service for MongoDB API, REST: Cluster.ListHosts

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Updated at July 13, 2026
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Retrieves a list of hosts for the specified cluster.

HTTP request

GET https://mdb.api.cloud.yandex.net/managed-mongodb/v1/clusters/{clusterId}/hosts

Path parameters

Field

Description

clusterId

string

Required field. ID of the MongoDB cluster.
To get the MongoDB cluster ID, use a ClusterService.List request.

The maximum string length in characters is 50.

Query parameters

Field

Description

pageSize

string (int64)

The maximum number of results per page to return. If the number of available
results is larger than pageSize, the service returns a ListClusterHostsResponse.nextPageToken
that can be used to get the next page of results in subsequent list requests.
Acceptable values are 0 to 1000, inclusive. Default value: 100.

The maximum value is 1000.

pageToken

string

Page token. To get the next page of results, set pageToken to the
ListClusterHostsResponse.nextPageToken returned by the previous list request.

The maximum string length in characters is 100.

Response

HTTP Code: 200 - OK

{
  "hosts": [
    {
      "name": "string",
      "clusterId": "string",
      "zoneId": "string",
      "resources": {
        "resourcePresetId": "string",
        "diskSize": "string",
        "diskTypeId": "string"
      },
      "role": "string",
      "health": "string",
      "services": [
        {
          "type": "string",
          "health": "string"
        }
      ],
      "subnetId": "string",
      "assignPublicIp": "boolean",
      "shardName": "string",
      "type": "string",
      "hostParameters": {
        "hidden": "boolean",
        "secondaryDelaySecs": "string",
        "priority": "string",
        "tags": "object",
        "votes": "string"
      }
    }
  ],
  "nextPageToken": "string"
}

Field

Description

hosts[]

Host

List of Host resources.

nextPageToken

string

This token allows you to get the next page of results for list requests. If the number of results
is larger than ListClusterHostsRequest.pageSize, use the nextPageToken as the value
for the ListClusterHostsRequest.pageToken query parameter in the next list request.
Each subsequent list request will have its own nextPageToken to continue paging through the results.

Host

Field

Description

name

string

Name of the MongoDB host. The host name is assigned by MDB at creation time, and cannot be changed.
1-63 characters long.
The name is unique across all MDB hosts that exist on the platform, as it defines the FQDN of the host.

clusterId

string

ID of the MongoDB host. The ID is assigned by MDB at creation time.

zoneId

string

ID of the availability zone where the MongoDB host resides.

resources

Resources

Resources allocated to the MongoDB host.

role

enum (Role)

Role of the host in the cluster. If the field has default value, it is not returned in the response.

  • ROLE_UNKNOWN: Role of the host in the cluster is unknown. Default value.
  • PRIMARY: Host is the primary MongoDB server in the cluster.
  • SECONDARY: Host is a secondary MongoDB server in the cluster.

health

enum (Health)

Aggregated health of the host. If the field has default value, it is not returned in the response.

  • HEALTH_UNKNOWN: Health of the host is unknown. Default value.
  • ALIVE: The host is performing all its functions normally.
  • DEAD: The host is inoperable, and cannot perform any of its essential functions.
  • DEGRADED: The host is degraded, and can perform only some of its essential functions.

services[]

Service

Services provided by the host.

subnetId

string

ID of the subnet that the host belongs to.

assignPublicIp

boolean

Flag showing public IP assignment status to this host.

shardName

string

Shard which this host belongs to.

type

enum (Type)

Host type. If the field has default value, it is not returned in the response.

  • MONGOD: A mongod host.
  • MONGOS: A mongos host.
  • MONGOCFG: A mongocfg host.
  • MONGOINFRA: A mongoinfra (mongos+mongocfg) host.

hostParameters

HostParameters

Host parameters

Resources

Field

Description

resourcePresetId

string

ID of the preset for computational resources available to a host (CPU, memory etc.).
All available presets are listed in the documentation.

diskSize

string (int64)

Volume of the storage available to a host, in bytes.

diskTypeId

string

Type of the storage environment for the host.
Possible values:

  • network-hdd - network HDD drive,
  • network-ssd - network SSD drive,
  • local-ssd - local SSD storage.

Service

Field

Description

type

enum (Type)

Type of the service provided by the host. If the field has default value, it is not returned in the response.

  • MONGOD: The host is running a mongod daemon.
  • MONGOS: The host is running a mongos daemon.
  • MONGOCFG: The host is running a MongoDB config server.

health

enum (Health)

Aggregated health of the service. If the field has default value, it is not returned in the response.

  • HEALTH_UNKNOWN: Health of the server is unknown.
  • ALIVE: The server is working normally.
  • DEAD: The server is dead or unresponsive.

HostParameters

Field

Description

hidden

boolean

Whether the host is hidden in the replica set.

secondaryDelaySecs

string (int64)

Replica delay (in seconds) relative to the primary host.

priority

string

Replica priority used by the replica set when electing a new primary.

tags

object (map<string, string>)

Replica tags used to control read preference and write concern.

votes

string (int64)

Host votes. Controls host participation in elections.
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