Kops edit instancegroup

1 개요

kops edit instancegroup

kops edit instancegroups

kops edit ig

$ kops get ig
NAME                    ROLE    MACHINETYPE     MIN     MAX     ZONES
master-ap-northeast-2c  Master  t3.small        1       1       ap-northeast-2c
nodes                   Node    t3.medium       2       2       ap-northeast-2c

$ kops edit ig nodes

apiVersion: kops/v1alpha2
kind: InstanceGroup
metadata:
  creationTimestamp: 2019-03-25T06:13:33Z
  labels:
    kops.k8s.io/cluster: k8s.example.com
  name: nodes
spec:
  image: kope.io/k8s-1.12-debian-stretch-amd64-hvm-ebs-2019-08-16
  machineType: t3.medium
  maxSize: 3
  minSize: 3
  nodeLabels:
    kops.k8s.io/instancegroup: nodes
  role: Node
  subnets:
  - ap-northeast-2c

$ kops get ig
NAME                    ROLE    MACHINETYPE     MIN     MAX     ZONES
master-ap-northeast-2c  Master  t3.small        1       1       ap-northeast-2c
nodes                   Node    t3.medium       3       3       ap-northeast-2c

$ kops update cluster
I1007 11:45:57.336470    4930 executor.go:103] Tasks: 0 done / 83 total; 42 can run
I1007 11:45:58.380074    4930 executor.go:103] Tasks: 42 done / 83 total; 23 can run
I1007 11:45:59.005711    4930 executor.go:103] Tasks: 65 done / 83 total; 16 can run
I1007 11:45:59.273060    4930 executor.go:103] Tasks: 81 done / 83 total; 2 can run
I1007 11:45:59.339632    4930 executor.go:103] Tasks: 83 done / 83 total; 0 can run
Will modify resources:
  AutoscalingGroup/nodes.k8s.example.com
        MaxSize                  2 -> 3
        MinSize                  2 -> 3

Must specify --yes to apply changes

$ kops update cluster --yes
I1007 11:47:45.995254    4949 executor.go:103] Tasks: 0 done / 83 total; 42 can run
I1007 11:47:46.773387    4949 executor.go:103] Tasks: 42 done / 83 total; 23 can run
I1007 11:47:47.463784    4949 executor.go:103] Tasks: 65 done / 83 total; 16 can run
I1007 11:47:47.736052    4949 executor.go:103] Tasks: 81 done / 83 total; 2 can run
I1007 11:47:47.945388    4949 executor.go:103] Tasks: 83 done / 83 total; 0 can run
I1007 11:47:47.945630    4949 dns.go:153] Pre-creating DNS records
I1007 11:47:48.800378    4949 update_cluster.go:291] Exporting kubecfg for cluster
kops has set your kubectl context to k8s.example.com

Cluster changes have been applied to the cloud.


Changes may require instances to restart: kops rolling-update cluster

$ kops validate cluster
Validating cluster k8s.example.com

INSTANCE GROUPS
NAME			ROLE	MACHINETYPE	MIN	MAX	SUBNETS
master-ap-northeast-2c	Master	t3.small	1	1	ap-northeast-2c
nodes			Node	t3.medium	3	3	ap-northeast-2c

NODE STATUS
NAME							ROLE	READY
ip-172-35-79-157.ap-northeast-2.compute.internal	master	True
ip-172-35-92-13.ap-northeast-2.compute.internal		node	True
ip-172-35-92-213.ap-northeast-2.compute.internal	node	True

VALIDATION ERRORS
KIND	NAME			MESSAGE
Machine	i-068024a79135c8e02	machine "i-068024a79135c8e02" has not yet joined cluster

Validation Failed

$ kops validate cluster
Validating cluster k8s.example.com

INSTANCE GROUPS
NAME			ROLE	MACHINETYPE	MIN	MAX	SUBNETS
master-ap-northeast-2c	Master	t3.small	1	1	ap-northeast-2c
nodes			Node	t3.medium	3	3	ap-northeast-2c

NODE STATUS
NAME							ROLE	READY
ip-172-35-79-157.ap-northeast-2.compute.internal	master	True
ip-172-35-92-13.ap-northeast-2.compute.internal		node	True
ip-172-35-92-213.ap-northeast-2.compute.internal	node	True
ip-172-35-68-13.ap-northeast-2.compute.internal		node	True

Your cluster k8s.example.com is ready

$ kubectl get node
NAME                                               STATUS   ROLES    AGE     VERSION
ip-172-35-79-157.ap-northeast-2.compute.internal   Ready    master   20d     v1.12.10
ip-172-35-92-13.ap-northeast-2.compute.internal    Ready    node     20d     v1.12.10
ip-172-35-92-213.ap-northeast-2.compute.internal   Ready    node     3d18h   v1.12.10
ip-172-35-68-13.ap-northeast-2.compute.internal    Ready    node     8m36s   v1.12.10

2 같이 보기

• kops edit
• kops update cluster
• kops validate cluster
• kops get instancegroup
• kubectl get node

3 참고

• https://stackoverflow.com/questions/50248179/how-to-add-an-node-to-my-kops-cluster-node-in-here-is-my-external-instance