yes

Go to file

marcsello f50b7399db Added another package		2021-12-13 06:04:48 +01:00
ansible	Added another package	2021-12-13 06:04:48 +01:00
kubespray_inventory	Fixed cluster names	2021-11-25 23:19:41 +01:00
vm_generator_local	Added stuff	2021-11-11 23:56:09 +01:00
vm_generator_luna	Added stuff	2021-11-11 23:56:09 +01:00
.gitignore	added generator script	2021-11-08 01:38:59 +01:00
hosts	Added stuff	2021-11-11 23:56:09 +01:00
README.md	Added note about metrics-server	2021-12-05 02:15:46 +01:00

README.md

Ultrabirb-cluster

Get Cloud images

Download cloud images from: https://cloud-images.ubuntu.com/focal/current/

Use the magic-router

Simulate latency: tc qdisc add dev enp1s0f2 root netem delay 97ms

Interfaces:

enp1s0f0 192.168.110.10/24 cloud
enp1s0f1 192.168.111.10/24 edge-1
enp1s0f2 192.168.112.10/24 edge-2
enp1s0f3 192.168.113.10/24 site

Allow connection

iptables -A LIBVIRT_FWX -i br100 -o virbr0 -j ACCEPT
iptables -A LIBVIRT_FWX -i br100 -o virbr1 -j ACCEPT
iptables -A LIBVIRT_FWX -i br100 -o virbr2 -j ACCEPT
iptables -A LIBVIRT_FWX -i br100 -o virbr3 -j ACCEPT
iptables -A LIBVIRT_FWX -o br100 -i virbr0 -j ACCEPT
iptables -A LIBVIRT_FWX -o br100 -i virbr1 -j ACCEPT
iptables -A LIBVIRT_FWX -o br100 -i virbr2 -j ACCEPT
iptables -A LIBVIRT_FWX -o br100 -i virbr3 -j ACCEPT

Magic patch to make metrics-server work

This disables TLS checking, because who need that anyway.

kubectl patch deployment metrics-server -n kube-system --type 'json' -p '[{"op": "add", "path": "/spec/template/spec/containers/0/args/-", "value": "--kubelet-insecure-tls"}]'

Source: http://www.mtitek.com/tutorials/kubernetes/install-kubernetes-metrics-server.php