k8s-local
The goal of this bash wrapper functions is to provide a unified interface for local kubernetes multi-cluster management.
k3s provider
# kubectl get pods -A --context test1
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-597584b69b-t2t5f 1/1 Running 0 38s
kube-system local-path-provisioner-79f67d76f8-wdn65 1/1 Running 0 38s
kube-system metrics-server-5f9f776df5-n6tvd 1/1 Running 0 38s
metallb-system controller-6658b8446c-jtzdv 1/1 Running 0 38s
metallb-system speaker-jb5b8 1/1 Running 0 38s
# kubectl get pods -A --context test2
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-597584b69b-55dnq 1/1 Running 0 35s
kube-system local-path-provisioner-79f67d76f8-zs79f 1/1 Running 0 35s
kube-system metrics-server-5f9f776df5-x47q4 1/1 Running 0 35s
metallb-system speaker-qmlkj 1/1 Running 0 35s
metallb-system controller-6658b8446c-4hw7v 1/1 Running 0 35s
# kubectl get pods -A --context test3
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-597584b69b-k2c8c 1/1 Running 0 30s
kube-system local-path-provisioner-79f67d76f8-wxtcv 1/1 Running 0 30s
kube-system metrics-server-5f9f776df5-f5nf2 1/1 Running 0 30s
metallb-system speaker-9xf65 1/1 Running 0 30s
metallb-system controller-6658b8446c-2xcrq 1/1 Running 0 30s
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
e6eadc96b8e5 rancher/k3s:v1.25.8-k3s1 "/bin/k3d-entrypoint…" 2 minutes ago Up 2 minutes 0.0.0.0:41351->6443/tcp test1
29844a759058 rancher/k3s:v1.25.7-k3s1 "/bin/k3d-entrypoint…" About a minute ago Up About a minute 0.0.0.0:37701->6443/tcp test2
361c472cab1a rancher/k3s:v1.25.6-k3s1 "/bin/k3d-entrypoint…" About a minute ago Up About a minute 0.0.0.0:41101->6443/tcp test3
# docker network ls
NETWORK ID NAME DRIVER SCOPE
8608956bdb6b bridge bridge local
2eb5e4626720 host host local
bac9c2cd6047 none null local
6c50c0b1229c test1 bridge local
750398670f50 test2 bridge local
122015fe2830 test3 bridge local
# cat ~/.kube/config | grep server -A 1
server: https://192.168.49.2:6443
name: k3d-test1
--
server: https://192.168.200.2:6443
name: k3d-test2
--
server: https://192.168.50.2:6443
name: k3d-test3kind provider
# kubectl get pods -A --context test1
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-46pnq 1/1 Running 0 75s
kube-system coredns-565d847f94-vxv82 1/1 Running 0 75s
kube-system etcd-test1-control-plane 1/1 Running 0 90s
kube-system kindnet-xfjvb 1/1 Running 0 76s
kube-system kube-apiserver-test1-control-plane 1/1 Running 0 90s
kube-system kube-controller-manager-test1-control-plane 1/1 Running 0 90s
kube-system kube-proxy-6jl44 1/1 Running 0 76s
kube-system kube-scheduler-test1-control-plane 1/1 Running 0 90s
kube-system metrics-server-cc57dff87-t2n88 1/1 Running 0 75s
local-path-storage local-path-provisioner-86666ffff6-rzvml 1/1 Running 0 75s
metallb-system controller-6658b8446c-6tprr 1/1 Running 0 75s
metallb-system speaker-844ql 1/1 Running 0 70s
# kubectl get pods -A --context test2
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-p7xmq 1/1 Running 0 61s
kube-system coredns-565d847f94-xs5kq 1/1 Running 0 61s
kube-system etcd-test2-control-plane 1/1 Running 0 77s
kube-system kindnet-q746p 1/1 Running 0 62s
kube-system kube-apiserver-test2-control-plane 1/1 Running 0 76s
kube-system kube-controller-manager-test2-control-plane 1/1 Running 0 76s
kube-system kube-proxy-gnpsp 1/1 Running 0 62s
kube-system kube-scheduler-test2-control-plane 1/1 Running 0 76s
kube-system metrics-server-cc57dff87-mj52h 1/1 Running 0 61s
local-path-storage local-path-provisioner-684f458cdd-8fqjm 1/1 Running 0 61s
metallb-system controller-6658b8446c-kcpqt 1/1 Running 0 61s
metallb-system speaker-qm8d9 1/1 Running 0 56s
# kubectl get pods -A --context test3
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-lrnwm 1/1 Running 0 48s
kube-system coredns-565d847f94-wg2t2 1/1 Running 0 48s
kube-system etcd-test3-control-plane 1/1 Running 0 61s
kube-system kindnet-nklms 1/1 Running 0 48s
kube-system kube-apiserver-test3-control-plane 1/1 Running 0 62s
kube-system kube-controller-manager-test3-control-plane 1/1 Running 0 61s
kube-system kube-proxy-24t66 1/1 Running 0 48s
kube-system kube-scheduler-test3-control-plane 1/1 Running 0 64s
kube-system metrics-server-cc57dff87-x8gnn 1/1 Running 0 48s
local-path-storage local-path-provisioner-684f458cdd-7wn47 1/1 Running 0 48s
metallb-system controller-6658b8446c-fnrqt 1/1 Running 0 48s
metallb-system speaker-vbr24 1/1 Running 0 41s
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
5f83ac69e1f6 kindest/node:v1.25.8 "/usr/local/bin/entr…" 2 minutes ago Up 2 minutes 127.0.0.1:38333->6443/tcp test1
645226d82196 kindest/node:v1.25.3 "/usr/local/bin/entr…" About a minute ago Up About a minute 127.0.0.1:35377->6443/tcp test2
ca2edbce5d50 kindest/node:v1.25.2 "/usr/local/bin/entr…" About a minute ago Up About a minute 127.0.0.1:35363->6443/tcp test3
# docker network ls
NETWORK ID NAME DRIVER SCOPE
8608956bdb6b bridge bridge local
2eb5e4626720 host host local
bac9c2cd6047 none null local
355880fc855a test1 bridge local
81ae930b56eb test2 bridge local
9f65dcdf14b2 test3 bridge local
# cat ~/.kube/config | grep server -A 1
server: https://192.168.49.2:6443
name: kind-test1
--
server: https://192.168.200.2:6443
name: kind-test2
--
server: https://192.168.50.2:6443
name: kind-test3minikube provider
# kubectl get pods -A --context test1
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-qxhnk 1/1 Running 0 6m55s
kube-system etcd-test1 1/1 Running 0 7m7s
kube-system kube-apiserver-test1 1/1 Running 0 7m9s
kube-system kube-controller-manager-test1 1/1 Running 0 7m8s
kube-system kube-proxy-p2s2m 1/1 Running 0 6m55s
kube-system kube-scheduler-test1 1/1 Running 0 7m8s
kube-system metrics-server-7bdcf8ff9d-z2cc2 1/1 Running 0 6m55s
kube-system storage-provisioner 1/1 Running 0 7m7s
metallb-system controller-6658b8446c-5jrgf 1/1 Running 0 6m55s
metallb-system speaker-9ltxf 1/1 Running 0 6m55s
# kubectl get pods -A --context test2
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-lzl44 1/1 Running 0 6m37s
kube-system etcd-test2 1/1 Running 0 6m53s
kube-system kube-apiserver-test2 1/1 Running 0 6m53s
kube-system kube-controller-manager-test2 1/1 Running 0 6m51s
kube-system kube-proxy-6n7bz 1/1 Running 0 6m37s
kube-system kube-scheduler-test2 1/1 Running 0 6m53s
kube-system metrics-server-7bdcf8ff9d-84s2g 1/1 Running 0 6m37s
kube-system storage-provisioner 1/1 Running 0 6m51s
metallb-system controller-6658b8446c-t5jxg 1/1 Running 0 6m37s
metallb-system speaker-mqctj 1/1 Running 0 6m37s
# kubectl get pods -A --context test3
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-565d847f94-btv6s 1/1 Running 0 6m20s
kube-system etcd-test3 1/1 Running 0 6m33s
kube-system kube-apiserver-test3 1/1 Running 0 6m35s
kube-system kube-controller-manager-test3 1/1 Running 0 6m35s
kube-system kube-proxy-d5b4g 1/1 Running 0 6m20s
kube-system kube-scheduler-test3 1/1 Running 0 6m35s
kube-system metrics-server-7bdcf8ff9d-t6msd 1/1 Running 0 6m20s
kube-system storage-provisioner 1/1 Running 0 6m33s
metallb-system controller-6658b8446c-4qz4p 1/1 Running 0 6m20s
metallb-system speaker-npf5d 1/1 Running 0 6m20s
# docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
839a1f7a99ad gcr.io/k8s-minikube/kicbase:v0.0.39 "/usr/local/bin/entr…" 4 minutes ago Up 4 minutes 127.0.0.1:49362->22/tcp, 127.0.0.1:49361->2376/tcp, 127.0.0.1:49360->5000/tcp, 127.0.0.1:49359->6443/tcp, 127.0.0.1:49358->32443/tcp test1
076c57d63253 gcr.io/k8s-minikube/kicbase:v0.0.39 "/usr/local/bin/entr…" 4 minutes ago Up 4 minutes 127.0.0.1:49367->22/tcp, 127.0.0.1:49366->2376/tcp, 127.0.0.1:49365->5000/tcp, 127.0.0.1:49364->6443/tcp, 127.0.0.1:49363->32443/tcp test2
f15329ee5035 gcr.io/k8s-minikube/kicbase:v0.0.39 "/usr/local/bin/entr…" 3 minutes ago Up 3 minutes 127.0.0.1:49372->22/tcp, 127.0.0.1:49371->2376/tcp, 127.0.0.1:49370->5000/tcp, 127.0.0.1:49369->6443/tcp, 127.0.0.1:49368->32443/tcp test3
# docker network ls
NETWORK ID NAME DRIVER SCOPE
8608956bdb6b bridge bridge local
2eb5e4626720 host host local
bac9c2cd6047 none null local
7d3d067cbfaf test1 bridge local
ce2f10f0f6ed test2 bridge local
ecb9cb661549 test3 bridge local
# cat ~/.kube/config | grep server -A 1
server: https://192.168.49.2:6443
name: test1
--
server: https://192.168.200.2:6443
name: test2
--
server: https://192.168.50.2:6443
name: test3