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Yandex Managed Service for Kubernetes

NodeGroup

A set of methods for managing node groups.

JSON Representation

{
  "id": "string",
  "clusterId": "string",
  "createdAt": "string",
  "name": "string",
  "description": "string",
  "labels": "object",
  "status": "string",
  "nodeTemplate": {
    "platformId": "string",
    "resourcesSpec": {
      "memory": "string",
      "cores": "string",
      "coreFraction": "string",
      "gpus": "string"
    },
    "bootDiskSpec": {
      "diskTypeId": "string",
      "diskSize": "string"
    },
    "metadata": "object",
    "v4AddressSpec": {
      "oneToOneNatSpec": {
        "ipVersion": "string"
      }
    },
    "schedulingPolicy": {
      "preemptible": true
    },
    "networkInterfaceSpecs": [
      {
        "subnetIds": [
          "string"
        ],
        "primaryV4AddressSpec": {
          "oneToOneNatSpec": {
            "ipVersion": "string"
          }
        },
        "primaryV6AddressSpec": {
          "oneToOneNatSpec": {
            "ipVersion": "string"
          }
        },
        "securityGroupIds": [
          "string"
        ]
      }
    ],
    "placementPolicy": {
      "placementGroupId": "string"
    }
  },
  "scalePolicy": {

    // `scalePolicy` includes only one of the fields `fixedScale`, `autoScale`
    "fixedScale": {
      "size": "string"
    },
    "autoScale": {
      "minSize": "string",
      "maxSize": "string",
      "initialSize": "string"
    },
    // end of the list of possible fields`scalePolicy`

  },
  "allocationPolicy": {
    "locations": [
      {
        "zoneId": "string",
        "subnetId": "string"
      }
    ]
  },
  "deployPolicy": {
    "maxUnavailable": "string",
    "maxExpansion": "string"
  },
  "instanceGroupId": "string",
  "nodeVersion": "string",
  "versionInfo": {
    "currentVersion": "string",
    "newRevisionAvailable": true,
    "newRevisionSummary": "string",
    "versionDeprecated": true
  },
  "maintenancePolicy": {
    "autoUpgrade": true,
    "autoRepair": true,
    "maintenanceWindow": {

      // `maintenancePolicy.maintenanceWindow` includes only one of the fields `anytime`, `dailyMaintenanceWindow`, `weeklyMaintenanceWindow`
      "anytime": {},
      "dailyMaintenanceWindow": {
        "startTime": {
          "hours": "integer",
          "minutes": "integer",
          "seconds": "integer",
          "nanos": "integer"
        },
        "duration": "string"
      },
      "weeklyMaintenanceWindow": {
        "daysOfWeek": [
          {
            "days": [
              "string"
            ],
            "startTime": {
              "hours": "integer",
              "minutes": "integer",
              "seconds": "integer",
              "nanos": "integer"
            },
            "duration": "string"
          }
        ]
      },
      // end of the list of possible fields`maintenancePolicy.maintenanceWindow`

    }
  },
  "allowedUnsafeSysctls": [
    "string"
  ],
  "nodeTaints": [
    {
      "key": "string",
      "value": "string",
      "effect": "string"
    }
  ],
  "nodeLabels": "object"
}
Field Description
id string

ID of the node group.
clusterId string

ID of the cluster that the node group belongs to.
createdAt string (date-time)

Creation timestamp.

String in RFC3339 text format.
name string

Name of the node group. The name is unique within the folder.
description string

Description of the node group. 0-256 characters long.
labels object

Resource labels as key:value pairs. Maximum of 64 per resource.
status string

Status of the node group.

  • PROVISIONING: Node group is waiting for resources to be allocated.
  • RUNNING: Node group is running.
  • RECONCILING: Node group is waiting for some work to be done, such as upgrading node software.
  • STOPPING: Node group is being stopped.
  • STOPPED: Node group stopped.
  • DELETING: Node group is being deleted.
  • STARTING: Node group is being started.
nodeTemplate object

Node template that specifies parameters of the compute instances for the node group.
nodeTemplate.
platformId		 string

ID of the hardware platform configuration for the node.
nodeTemplate.
resourcesSpec		 object

Computing resources of the node such as the amount of memory and number of cores.
nodeTemplate.
resourcesSpec.
memory		 string (int64)

Amount of memory available to the node, specified in bytes.

The minimum value is 0.
nodeTemplate.
resourcesSpec.
cores		 string (int64)

Number of cores available to the node.

The minimum value is 0.
nodeTemplate.
resourcesSpec.
coreFraction		 string (int64)

Baseline level of CPU performance with the possibility to burst performance above that baseline level. This field sets baseline performance for each core.

Acceptable values are 0 to 100, inclusive.
nodeTemplate.
resourcesSpec.
gpus		 string (int64)

Number of GPUs available to the node.

The minimum value is 0.
nodeTemplate.
bootDiskSpec		 object

Specification for the boot disk that will be attached to the node.
nodeTemplate.
bootDiskSpec.
diskTypeId		 string

ID of the disk type.

Value must match the regular expression |network-ssd|network-hdd.
nodeTemplate.
bootDiskSpec.
diskSize		 string (int64)

Size of the disk, specified in bytes.

Acceptable values are 0 to 4398046511104, inclusive.
nodeTemplate.
metadata		 object

The metadata as key:value pairs assigned to this instance template. This includes custom metadata and predefined keys.

For example, you may use the metadata in order to provide your public SSH key to the node. For more information, see Metadata.

No more than 64 per resource. The string length in characters for each key must be 1-63. Each key must match the regular expression [a-z][-_0-9a-z]*. The maximum string length in characters for each value is 131072.
nodeTemplate.
v4AddressSpec		 object

Specification for the create network interfaces for the node group compute instances. Deprecated, please use network_interface_specs.
nodeTemplate.
v4AddressSpec.
oneToOneNatSpec		 object

One-to-one NAT configuration. Setting up one-to-one NAT ensures that public IP addresses are assigned to nodes, and therefore internet is accessible for all nodes of the node group. If the field is not set, NAT will not be set up.
nodeTemplate.
v4AddressSpec.
oneToOneNatSpec.
ipVersion		 string

IP version for the public IP address.

  • IPV4: IPv4 address, for example 192.168.0.0.
  • IPV6: IPv6 address, not available yet.
nodeTemplate.
schedulingPolicy		 object

Scheduling policy configuration.
nodeTemplate.
schedulingPolicy.
preemptible		 boolean (boolean)

True for preemptible compute instances. Default value is false. Preemptible compute instances are stopped at least once every 24 hours, and can be stopped at any time if their resources are needed by Compute. For more information, see Preemptible Virtual Machines.
nodeTemplate.
networkInterfaceSpecs[]		 object

New api, to specify network interfaces for the node group compute instances. Can not be used together with 'v4_address_spec'
nodeTemplate.
networkInterfaceSpecs[].
subnetIds[]		 string

IDs of the subnets.
nodeTemplate.
networkInterfaceSpecs[].
primaryV4AddressSpec		 object

Primary IPv4 address that is assigned to the instance for this network interface.
nodeTemplate.
networkInterfaceSpecs[].
primaryV4AddressSpec.
oneToOneNatSpec		 object

One-to-one NAT configuration. Setting up one-to-one NAT ensures that public IP addresses are assigned to nodes, and therefore internet is accessible for all nodes of the node group. If the field is not set, NAT will not be set up.
nodeTemplate.
networkInterfaceSpecs[].
primaryV4AddressSpec.
oneToOneNatSpec.
ipVersion		 string

IP version for the public IP address.

  • IPV4: IPv4 address, for example 192.168.0.0.
  • IPV6: IPv6 address, not available yet.
nodeTemplate.
networkInterfaceSpecs[].
primaryV6AddressSpec		 object

Primary IPv6 address that is assigned to the instance for this network interface.
nodeTemplate.
networkInterfaceSpecs[].
primaryV6AddressSpec.
oneToOneNatSpec		 object

One-to-one NAT configuration. Setting up one-to-one NAT ensures that public IP addresses are assigned to nodes, and therefore internet is accessible for all nodes of the node group. If the field is not set, NAT will not be set up.
nodeTemplate.
networkInterfaceSpecs[].
primaryV6AddressSpec.
oneToOneNatSpec.
ipVersion		 string

IP version for the public IP address.

  • IPV4: IPv4 address, for example 192.168.0.0.
  • IPV6: IPv6 address, not available yet.
nodeTemplate.
networkInterfaceSpecs[].
securityGroupIds[]		 string

IDs of security groups.
nodeTemplate.
placementPolicy		 object
nodeTemplate.
placementPolicy.
placementGroupId		 string

Identifier of placement group
scalePolicy object

Scale policy of the node group. For more information, see Scaling policy.
scalePolicy.
fixedScale		 object
Fixed scale policy of the node group.
scalePolicy includes only one of the fields fixedScale, autoScale
scalePolicy.
fixedScale.
size		 string (int64)

Number of nodes in the node group.

Acceptable values are 0 to 100, inclusive.
scalePolicy.
autoScale		 object
Auto scale policy of the node group.
scalePolicy includes only one of the fields fixedScale, autoScale
scalePolicy.
autoScale.
minSize		 string (int64)

Minimum number of nodes in the node group.

Acceptable values are 0 to 100, inclusive.
scalePolicy.
autoScale.
maxSize		 string (int64)

Maximum number of nodes in the node group.

Acceptable values are 0 to 100, inclusive.
scalePolicy.
autoScale.
initialSize		 string (int64)

Initial number of nodes in the node group.

Acceptable values are 0 to 100, inclusive.
allocationPolicy object

Allocation policy by which resources for node group are allocated to zones and regions.
allocationPolicy.
locations[]		 object

List of locations where resources for the node group will be allocated.
allocationPolicy.
locations[].
zoneId		 string

Required. ID of the availability zone where the nodes may reside.
allocationPolicy.
locations[].
subnetId		 string

ID of the subnet. If a network chosen for the Kubernetes cluster has only one subnet in the specified zone, subnet ID may be omitted.
deployPolicy object

Deploy policy according to which the updates are rolled out.
deployPolicy.
maxUnavailable		 string (int64)

The maximum number of running instances that can be taken offline (i.e., stopped or deleted) at the same time during the update process. If maxExpansion is not specified or set to zero, maxUnavailable must be set to a non-zero value.

Acceptable values are 0 to 100, inclusive.
deployPolicy.
maxExpansion		 string (int64)

The maximum number of instances that can be temporarily allocated above the group's target size during the update process. If maxUnavailable is not specified or set to zero, maxExpansion must be set to a non-zero value.

Acceptable values are 0 to 100, inclusive.
instanceGroupId string

ID of the managed instance group associated with this node group.
nodeVersion string

Version of Kubernetes components that runs on the nodes. Deprecated. Use version_info.current_version.
versionInfo object

Detailed information about the Kubernetes version that is running on the node.
versionInfo.
currentVersion		 string

Current Kubernetes version, format: major.minor (e.g. 1.15).
versionInfo.
newRevisionAvailable		 boolean (boolean)

Newer revisions may include Kubernetes patches (e.g 1.15.1 -> 1.15.2) as well as some internal component updates - new features or bug fixes in Yandex specific components either on the master or nodes.
versionInfo.
newRevisionSummary		 string

Description of the changes to be applied when updating to the latest revision. Empty if new_revision_available is false.
versionInfo.
versionDeprecated		 boolean (boolean)

The current version is on the deprecation schedule, component (master or node group) should be upgraded.
maintenancePolicy object

Maintenance policy of the node group.
maintenancePolicy.
autoUpgrade		 boolean (boolean)

If set to true, automatic updates are installed in the specified period of time with no interaction from the user. If set to false, automatic upgrades are disabled.
maintenancePolicy.
autoRepair		 boolean (boolean)

If set to true, automatic repairs are enabled. Default value is false.
maintenancePolicy.
maintenanceWindow		 object

Maintenance window settings. Update will start at the specified time and last no more than the specified duration. The time is set in UTC.
maintenancePolicy.
maintenanceWindow.
anytime		 object
Updating the master at any time.
maintenancePolicy.maintenanceWindow includes only one of the fields anytime, dailyMaintenanceWindow, weeklyMaintenanceWindow
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow		 object
Updating the master on any day during the specified time window.
maintenancePolicy.maintenanceWindow includes only one of the fields anytime, dailyMaintenanceWindow, weeklyMaintenanceWindow
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
startTime		 object

Required. Window start time, in the UTC timezone.

Represents a time of day. The date and time zone are either not significant or are specified elsewhere. An API may choose to allow leap seconds. Related types are google.type.Date and google.protobuf.Timestamp.
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
startTime.
hours		 integer (int32)

Hours of day in 24 hour format. Should be from 0 to 23. An API may choose to allow the value "24:00:00" for scenarios like business closing time.
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
startTime.
minutes		 integer (int32)

Minutes of hour of day. Must be from 0 to 59.
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
startTime.
seconds		 integer (int32)

Seconds of minutes of the time. Must normally be from 0 to 59. An API may allow the value 60 if it allows leap-seconds.
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
startTime.
nanos		 integer (int32)

Fractions of seconds in nanoseconds. Must be from 0 to 999,999,999.
maintenancePolicy.
maintenanceWindow.
dailyMaintenanceWindow.
duration		 string

Window duration.

Acceptable values are 3600 seconds to 86400 seconds, inclusive.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow		 object
Updating the master on selected days during the specified time window.
maintenancePolicy.maintenanceWindow includes only one of the fields anytime, dailyMaintenanceWindow, weeklyMaintenanceWindow
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[]		 object

Required. Days of the week and the maintenance window for these days when automatic updates are allowed.

The number of elements must be in the range 1-7.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
days[]		 string

Represents a day of week.

  • DAY_OF_WEEK_UNSPECIFIED: The unspecified day-of-week.
  • MONDAY: The day-of-week of Monday.
  • TUESDAY: The day-of-week of Tuesday.
  • WEDNESDAY: The day-of-week of Wednesday.
  • THURSDAY: The day-of-week of Thursday.
  • FRIDAY: The day-of-week of Friday.
  • SATURDAY: The day-of-week of Saturday.
  • SUNDAY: The day-of-week of Sunday.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
startTime		 object

Required. Window start time, in the UTC timezone.

Represents a time of day. The date and time zone are either not significant or are specified elsewhere. An API may choose to allow leap seconds. Related types are google.type.Date and google.protobuf.Timestamp.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
startTime.
hours		 integer (int32)

Hours of day in 24 hour format. Should be from 0 to 23. An API may choose to allow the value "24:00:00" for scenarios like business closing time.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
startTime.
minutes		 integer (int32)

Minutes of hour of day. Must be from 0 to 59.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
startTime.
seconds		 integer (int32)

Seconds of minutes of the time. Must normally be from 0 to 59. An API may allow the value 60 if it allows leap-seconds.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
startTime.
nanos		 integer (int32)

Fractions of seconds in nanoseconds. Must be from 0 to 999,999,999.
maintenancePolicy.
maintenanceWindow.
weeklyMaintenanceWindow.
daysOfWeek[].
duration		 string

Window duration.

Acceptable values are 3600 seconds to 86400 seconds, inclusive.
allowedUnsafeSysctls[] string

Support for unsafe sysctl parameters. For more details see documentation.
nodeTaints[] object

Taints that are applied to the nodes of the node group at creation time.
nodeTaints[].
key		 string

The taint key to be applied to a node.
nodeTaints[].
value		 string

The taint value corresponding to the taint key.
nodeTaints[].
effect		 string

The effect of the taint on pods that do not tolerate the taint.

  • NO_SCHEDULE: Do not allow new pods to schedule onto the node unless they tolerate the taint, but allow all pods submitted to Kubelet without going through the scheduler to start, and allow all already-running pods to continue running.
  • PREFER_NO_SCHEDULE: Like NO_SCHEDULE, but the scheduler tries not to schedule new pods onto the node, rather than prohibiting new pods from scheduling onto the node entirely. Enforced by the scheduler.
  • NO_EXECUTE: Evict any already-running pods that do not tolerate the taint.
nodeLabels object

Labels that are assigned to the nodes of the node group at creation time.

Methods

Method Description
create Creates a node group in the specified Kubernetes cluster.
delete Deletes the specified node group.
get Returns the specified node group.
list Retrieves the list of node group in the specified Kubernetes cluster.
listNodes Retrieves the list of nodes in the specified Kubernetes cluster.
listOperations Lists operations for the specified node group.
update Updates the specified node group.
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