cross platform(freebsd,lin,win,mac..etc)
vagrant global-status
id name provider state directory
-----------------------------------------------------------------------------------------------------------
c34c93c k8s-master01 virtualbox running C:/multimachine/kubernetes-sandbox-remote
adb4ffe worker01 virtualbox running C:/multimachine/kubernetes-sandbox-remote
2e21187 worker02 virtualbox running C:/multimachine/kubernetes-sandbox-remote
b39b49d remotecontrol01 virtualbox running C:/multimachine/kubernetes-sandbox-remote
vagrant ssh remotecontrol01
vagrant@remotecontrol01:~$ sudo ansible-playbook -i /vagrant/kube-cluster/hosts /vagrant/kube-cluster/initial.yml
vagrant@remotecontrol01:~$ sudo ansible-playbook -i /vagrant/kube-cluster/hosts /vagrant/kube-cluster/kube-dependencies.yml
vagrant@remotecontrol01:~$ sudo ansible-playbook -i /vagrant/kube-cluster/hosts /vagrant/kube-cluster/masters.yml
[vagrant@remotecontrol01 ~]$ sudo ansible-inventory --inventory-file=/vagrant/kube-cluster/hosts --graph
@all:
|--@masters:
| |--k8s-master01
|--@ungrouped:
|--@workers:
| |--worker01
| |--worker02vagrant@k8s-master:~$ apt-cache madison docker-ce
docker-ce | 5:19.03.1~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:19.03.0~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.8~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.7~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.6~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.5~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.4~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.3~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.2~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.1~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
docker-ce | 5:18.09.0~3-0~ubuntu-xenial | https://download.docker.com/linux/ubuntu xenial/stable amd64 Packages
vagrant@k8s-master:~$ apt-cache madison kubelet
kubelet | 1.15.2-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
kubelet | 1.15.1-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
kubelet | 1.15.0-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
kubelet | 1.14.5-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
kubelet | 1.14.4-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
kubelet | 1.14.3-00 | https://apt.kubernetes.io kubernetes-xenial/main amd64 Packages
[vagrant@remotecontrol01 ~]$ sudo ansible-inventory --inventory-file=/vagrant/kube-cluster/hosts --graph
@all:
|--@masters:
| |--k8s-master01
|--@ungrouped:
|--@workers:
| |--worker01
| |--worker02
vagrant@k8s-master01:~$ kubectl get nodes
NAME STATUS ROLES AGE VERSION
k8s-master01 Ready master 14m v1.15.2
worker01 Ready <none> 11m v1.15.2
worker02 Ready <none> 11m v1.15.2
[vagrant@remotecontrol01 ~]$ sudo ansible -i /vagrant/kube-cluster/hosts k8s-master01 -m shell -a "kubectl get pods --all-namespaces"
k8s-master01 | CHANGED | rc=0 >>
NAMESPACE NAME READY STATUS RESTARTS AGE
kube-system coredns-5c98db65d4-6qsrl 1/1 Running 0 12m
kube-system coredns-5c98db65d4-ldzj8 1/1 Running 0 12m
kube-system etcd-k8s-master01 1/1 Running 0 12m
kube-system kube-apiserver-k8s-master01 1/1 Running 0 12m
kube-system kube-controller-manager-k8s-master01 1/1 Running 0 12m
kube-system kube-flannel-ds-amd64-7jv62 1/1 Running 0 6m48s
kube-system kube-flannel-ds-amd64-j7xsf 1/1 Running 0 12m
kube-system kube-flannel-ds-amd64-jhqlz 1/1 Running 0 6m41s
kube-system kube-proxy-4gq2g 1/1 Running 0 6m41s
kube-system kube-proxy-nfn7s 1/1 Running 0 6m48s
kube-system kube-proxy-ng2bc 1/1 Running 0 12m
kube-system kube-scheduler-k8s-master01 1/1 Running 0 12m
[vagrant@remotecontrol01 ~]$ sudo ansible -i /vagrant/kube-cluster/hosts k8s-master01 -m shell -a "wget -q -nc https://releases.hashicorp.com/terraform/0.12.6/terraform_0.12.6_linux_amd64.zip"
[WARNING]: Consider using the get_url or uri module rather than running 'wget'. If you need to use command because get_url or uri is insufficient you can add 'warn: false' to this command task or set
'command_warnings=False' in ansible.cfg to get rid of this message.
k8s-master01 | CHANGED | rc=0 >>
[vagrant@remotecontrol01 ~]$ sudo ansible -i /vagrant/kube-cluster/hosts k8s-master01 -m shell -a "unzip terraform_0.12.6_linux_amd64.zip" . 6/terraform_0.12.6_linux_amd64.zip"
[WARNING]: Consider using the unarchive module rather than running 'unzip'. If you need to use command because unarchive is insufficient you can add 'warn: false' to this command task or set
'command_warnings=False' in ansible.cfg to get rid of this message.
k8s-master01 | CHANGED | rc=0 >>
Archive: terraform_0.12.6_linux_amd64.zip
inflating: terraform
[vagrant@remotecontrol01 ~]$ sudo ansible -i /vagrant/kube-cluster/hosts k8s-master01 -m shell -a "sudo mv terraform /usr/local/bin/" .6/terraform_0.12.6_linux_amd64.zip"
[WARNING]: Consider using 'become', 'become_method', and 'become_user' rather than running sudo
k8s-master01 | CHANGED | rc=0 >>
[vagrant@remotecontrol01 ~]$ sudo ansible -i /vagrant/kube-cluster/hosts k8s-master01 -m shell -a "terraform version" .6/terraform_0.12.6_linux_amd64.zip"
k8s-master01 | CHANGED | rc=0 >>
Terraform v0.12.6
deploy hola mundo
vagrant@k8s-master01:~$ pwd
/home/vagrant
vagrant@k8s-master01:~$ cp -r /vagrant/holamundo_app/ .
vagrant@k8s-master01:~/$ terraform destroy -auto-approve
vagrant@k8s-master01:~/$ terraform init
vagrant@k8s-master01:~/$ terraform plan -out holamundo.tfplan
vagrant@k8s-master01:~/$ terraform apply holamundo.tfplan
vagrant@k8s-master01:~/$ terraform show
vagrant@k8s-master01:~/$ kubectl get pods
NAME READY STATUS RESTARTS AGE
echo-example 1/1 Running 0 4m19s
vagrant@k8s-master01:~/$ kubectl get services
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
echo-example ClusterIP 10.105.53.235 <none> 80/TCP 4m41s
kubernetes ClusterIP 10.96.0.1 <none> 443/TCP 59m
vagrant@k8s-master01:~/$ kubectl get pods --all-namespaces
NAMESPACE NAME READY STATUS RESTARTS AGE
default echo-example 1/1 Running 0 5m10s
kube-system coredns-5c98db65d4-6qsrl 1/1 Running 0 59m
kube-system coredns-5c98db65d4-ldzj8 1/1 Running 0 59m
kube-system etcd-k8s-master01 1/1 Running 0 58m
kube-system kube-apiserver-k8s-master01 1/1 Running 0 58m
kube-system kube-controller-manager-k8s-master01 1/1 Running 0 59m
kube-system kube-flannel-ds-amd64-7jv62 1/1 Running 0 53m
kube-system kube-flannel-ds-amd64-j7xsf 1/1 Running 0 59m
kube-system kube-flannel-ds-amd64-jhqlz 1/1 Running 0 53m
kube-system kube-proxy-4gq2g 1/1 Running 0 53m
kube-system kube-proxy-nfn7s 1/1 Running 0 53m
kube-system kube-proxy-ng2bc 1/1 Running 0 59m
kube-system kube-scheduler-k8s-master01 1/1 Running 0 59m
deploy nginx
vagrant@k8s-master01:~$ pwd
/home/vagrant
vagrant@k8s-master01:~$ cp -r /vagrant/nginx_app/ .
vagrant@k8s-master01:~/$ terraform destroy -auto-approve
vagrant@k8s-master01:~/$ terraform init
vagrant@k8s-master01:~/$ terraform plan -out nginx.tfplan
vagrant@k8s-master01:~/$ terraform apply nginx.tfplan
vagrant@k8s-master01:~/$ terraform show
vagrant@k8s-master01:~/nginx_app$ kubectl get pods
NAME READY STATUS RESTARTS AGE
nginx-example 1/1 Running 0 63s
vagrant@k8s-master01:~/nginx_app$ kubectl get services
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
kubernetes ClusterIP 10.96.0.1 <none> 443/TCP 67m
nginx-example ClusterIP 10.105.164.28 <none> 80/TCP 38s
vagrant@k8s-master01:~/nginx_app$ kubectl get pods --all-namespaces
NAMESPACE NAME READY STATUS RESTARTS AGE
default nginx-example 1/1 Running 0 4m
kube-system coredns-5c98db65d4-6qsrl 1/1 Running 0 69m
kube-system coredns-5c98db65d4-ldzj8 1/1 Running 0 69m
kube-system etcd-k8s-master01 1/1 Running 0 69m
kube-system kube-apiserver-k8s-master01 1/1 Running 0 69m
kube-system kube-controller-manager-k8s-master01 1/1 Running 0 69m
kube-system kube-flannel-ds-amd64-7jv62 1/1 Running 0 63m
kube-system kube-flannel-ds-amd64-j7xsf 1/1 Running 0 69m
kube-system kube-flannel-ds-amd64-jhqlz 1/1 Running 0 63m
kube-system kube-proxy-4gq2g 1/1 Running 0 63m
kube-system kube-proxy-nfn7s 1/1 Running 0 63m
kube-system kube-proxy-ng2bc 1/1 Running 0 69m
kube-system kube-scheduler-k8s-master01 1/1 Running 0 69m
vagrant@k8s-master01:~/nginx_app$ terraform destroy -auto-approve
kubernetes_pod.nginx: Refreshing state... [id=default/nginx-example]
kubernetes_service.nginx: Refreshing state... [id=default/nginx-example]
kubernetes_service.nginx: Destroying... [id=default/nginx-example]
kubernetes_service.nginx: Destruction complete after 0s
kubernetes_pod.nginx: Destroying... [id=default/nginx-example]
kubernetes_pod.nginx: Still destroying... [id=default/nginx-example, 10s elapsed]
kubernetes_pod.nginx: Destruction complete after 17s
Destroy complete! Resources: 2 destroyed.
vagrant@k8s-master01:~/nginx_app$ kubectl get services
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
kubernetes ClusterIP 10.96.0.1 <none> 443/TCP 74m
vagrant@k8s-master01:~/nginx_app$ kubectl get pods
No resources found.
vagrant shared folder issue
$ sudo terraform destroy -auto-approve
kubernetes_pod.nginx: Refreshing state... [id=default/nginx-example]
kubernetes_service.nginx: Refreshing state... [id=default/nginx-example]
Error: fork/exec /vagrant/.terraform/plugins/linux_amd64/terraform-provider-kubernetes_v1.8.1_x4: permission denied
$ sudo lsof | grep terraform
terraform 7114 7115 terraform root txt REG 0,49 47478528 188 /vagrant/app1/.terraform/plugins/linux_amd64/terraform-provider-kubernetes_v1.8.1_x4
$ sudo kill -9 711v1.15 Release Notes
The list of validated docker versions remains unchanged.
The current list is 1.13.1, 17.03, 17.06, 17.09, 18.06, 18.09. (#72823, #72831)
https://kubernetes.io/docs/setup/release/notes/
Container runtimes
On each of your machines, install Docker. Version 18.06.2 is recommended, but 1.11, 1.12, 1.13, 17.03 and 18.09 are known to work as well. Keep track of the latest verified Docker version in the Kubernetes release notes.
https://kubernetes.io/docs/setup/production-environment/container-runtimes/
[WARNING IsDockerSystemdCheck]: detected "cgroupfs" as the Docker cgroup driver. The recommended driver is "systemd". Please follow the guide at https://kubernetes.io/docs/setup/cri/