kubernetes

Kubernetes playground

1. With Haproxy and Kubeadm setup kuberntes multimaster cluster by using vagrant ( vmware provider )
2. Statefull sets, persistent volumes
3. https://prometheus.io/docs/prometheus/latest/federation/

keep running maven docker

maven dokuman : https://maven.apache.org/guides/introduction/introduction-to-archetypes.html

docker run  -d --rm --name maven --hostname maven  maven sleep infinity

yada 

docker run -d --rm --name maven --hostname maven  maven tail -f /dev/null


docker exec -it maven bash 

$ mvn archetype:generate
...

vagrant box

1. create "vagrant" user with password "vagrant"
2. add sudo to /etc/sudoers file vagrant ALL=(ALL) NOPASSWD:ALL
3. add key https://raw.githubusercontent.com/hashicorp/vagrant/master/keys/vagrant.pub to ~/.ssh/authorized_keys
4. vmware:

vmware-vdiskmanager -d box.vmdk
vmware-vdiskmanager -k box.vmdk
rm logs files. 

cat > ./metadata.json <<EOF
{
  "provider": "vmware_desktop"
}
EOF

tar cvzf myboxfile.box ./*
#or
tar czvf debian.box debian.vmdk debian.vmsd debian.vmx metadata.json

vagrant box add alparslanozturk/debian debian.box

5. test with

vagrant init mybox 
vagrant up

6. uploading....

https://app.vagrantup.com/alparslanozturk

sample: