View source for Talos

=talos kubernetes setup under libvirt with 3 control and 3 worker nodes=
==Download latest talosctl==
 talosctl_install(){ sudo curl --proto =https --tlsv1.2 -fL https://github.com/siderolabs/talos/releases/latest/download/talosctl-linux-amd64 -o /usr/local/bin/talosctl ; sudo chmod 755 /usr/local/bin/talosctl ; }
==Download latest talos system image.==
 talos_latest_iso(){
   LATEST=$(curl -sk https://github.com/siderolabs/talos/releases | elinks -dump -no-references -no-connect -no-home -no-numbering -dump-width 500 | grep -E '^ +v.*Latest' | awk '{print $1}')
   curl -kL https://github.com/siderolabs/talos/releases/download/${LATEST}/metal-amd64.iso -o talos.metal-amd64.${LATEST}.iso
 }
==If talosctl enable file completion==
 type talosctl >/dev/null 2>&1 ; if [ $? -eq 0 ] ; then . <(talosctl completion bash) ; fi

==Remove old==
 for i in control1 control2 control3 worker1 worker2 worker3 ; do virsh destroy $i ; virsh undefine $i ; done
 sudo find /var/lib/libvirt/images/ -type f -delete
==Generate vm:s==
 for HOST in control1 control2 control3 worker1 worker2 worker3 ; do
   echo '*' $HOST
   sudo virt-install --name ${HOST} --vcpus 2 --memory 4096 --disk path=/var/lib/libvirt/images/${HOST}.qcow2,size=20 --cdrom /install/system/linux/talos/metal-amd64.iso --network bridge=br0,model=virtio --os-variant fedora40 --noautoconsole
 done
==Generate a secret==
 talosctl gen secrets -o secrets.yaml
==Generate config==
 talosctl gen config --with-secrets secrets.yaml talos https://10.111.222.14:6443
==Change to correct disk name==
 sed -i 's%/dev/sda%/dev/vda%g' *
==If colliding Colliding subnets==
 sed -i 's%10.96.0.0/12%10.96.0.0/13%g' *
==Add vip: vim controlplane.yaml==
     network:
       interfaces:
         - deviceSelector:
             physical: true
           dhcp: true
           vip:
             ip: 10.111.222.14
==Push config to control nodes. I use arp cache to figure out ip address of nodes.==
 nmap -sn -n 10.111.222.* >/dev/null ; for VM in control1 control2 control3 ; do echo $VM $( export VM=$VM ; MAC=$(virsh domiflist $VM | grep -oE '([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})') ; arp -a | grep $MAC | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' ) ; done | while read NODE_NAME IP_ADDRESS ; do
   echo '*' ${NODE_NAME} ${IP_ADDRESS}
   talosctl apply-config --insecure -n ${IP_ADDRESS} --file controlplane.yaml
 done
==Push config to worker nodes. I use arp cache to figure out ip address of nodes==
 nmap -sn -n 10.111.222.0/24 >/dev/null ; for VM in worker1 worker2 worker3 ; do echo $VM $( export VM=$VM ; MAC=$(virsh domiflist $VM | grep -oE '([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})') ; arp -a | grep $MAC | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' ) ; done | while read NODE_NAME 
 IP_ADDRESS ; do
   echo '*' ${NODE_NAME} ${IP_ADDRESS}
   talosctl apply-config --insecure -n ${IP_ADDRESS} --file worker.yaml
 done
==Add control nodes to talosconfig==
 talosctl config endpoints $(nmap -sn -n 10.111.222.0/24 >/dev/null ; for VM in control1 control2 control3 ; do echo $VM $( export VM=$VM ; MAC=$(virsh domiflist $VM | grep -oE '([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})') ; arp -a | grep $MAC | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -v 10.111.222.14 ) ; done | while read NODE_NAME IP_ADDRESS ; do   host $IP_ADDRESS | awk '{print $NF}'; done | xargs) --talosconfig talosconfig
==Add worker and control nodes to talosconfig==
 talosctl config nodes $(nmap -sn -n 10.111.222.0/24 >/dev/null ; for VM in worker1 worker2 worker3 control1 control2 control3 ; do echo $VM $( export VM=$VM ; MAC=$(virsh domiflist $VM | grep -oE '([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})') ; arp -a | grep $MAC | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' | grep -v 10.111.222.14 ) ; done | while read NODE_NAME IP_ADDRESS ; do   host $IP_ADDRESS | awk '{print $NF}'; done | xargs) --talosconfig talosconfig
==bootstrap==
 CONTROL=$(nmap -sn -n 10.111.222.* >/dev/null ; for VM in control1 ; do echo $VM $( export VM=$VM ; MAC=$(virsh domiflist $VM | grep -oE '([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})') ; arp -a | grep $MAC | grep -oE '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' ) ; done | while read NODE_NAME 
 IP_ADDRESS ; do   host $IP_ADDRESS | awk '{print $NF}'; done)
 talosctl bootstrap -n $CONTROL --talosconfig talosconfig
==get kubectl==
 talosctl kubeconfig alternative-kubeconfig --nodes $CONTROL --endpoints $CONTROL --talosconfig=talosconfig
=Troubleshooting=
==list disks==
 talosctl -n <ip> disks --insecure
==List network cards==
 talosctl -n <ip> get links --insecure
 talosctl -n <ip> get links <interface> -o yaml --insecure
==look at config==
 talosctl config info --talosconfig talosconfig
==logs==
 talosctl logs <service> -n <ip>
==Which services exists==
 talosctl service
==Health check of talos==
 talosctl health -n ip154
==Gathering logs==
 talosctl support
==Which nodes belong to cluster==
 talosctl -n <ip> get members
==List etcd members. According to node you ask==
 talosctl -n <ip> etcd members list
==List alarms==
 talosctl -n <ip> etcd alarm list
==List staticpods==
 talosctl -n <ip> get staticpods
==List containers==
 talosctl -n <ip> containers==
==Get manifests==
 talosctl -n <ip> get manifests
==Checking Controller Runtime Logs==
 talosctl -n <ip> logs controller-runtime