diff --git a/cicd/k8s-calico-ipvs2/Vagrantfile b/cicd/k8s-calico-ipvs2/Vagrantfile new file mode 100644 index 00000000..41124f4d --- /dev/null +++ b/cicd/k8s-calico-ipvs2/Vagrantfile @@ -0,0 +1,83 @@ +# -*- mode: ruby -*- +# vi: set ft=ruby : + +require "yaml" +settings = YAML.load_file "yaml/settings.yaml" + +workers = settings["nodes"]["workers"]["count"] +loxilbs = (ENV['LOXILBS'] || "2").to_i + +Vagrant.configure("2") do |config| + + if Vagrant.has_plugin?("vagrant-vbguest") + config.vbguest.auto_update = false + end + + (1..loxilbs).each do |node_number| + config.vm.define "llb#{node_number}" do |loxilb| + loxilb.vm.box = settings["software"]["loxilb"]["box"]["name"] + loxilb.vm.box_version = settings["software"]["loxilb"]["box"]["version"] + loxilb.vm.hostname = "llb#{node_number}" + ip = node_number + 251 + loxilb.vm.network :private_network, ip: "192.168.80.#{ip}", :netmask => "255.255.255.0" + loxilb.vm.provision :shell, :path => "node_scripts/loxilb.sh" + loxilb.vm.provider :virtualbox do |vbox| + vbox.customize ["modifyvm", :id, "--memory", 6000] + vbox.customize ["modifyvm", :id, "--cpus", 4] + vbox.customize ["modifyvm", :id, "--nicpromisc2", "allow-all"] + end + end + end + + config.vm.define "master" do |master| + master.vm.box = settings["software"]["cluster"]["box"] + master.vm.hostname = 'master' + master.vm.network :private_network, ip: settings["network"]["control_ip"], :netmask => "255.255.255.0" + master.vm.provision "shell", + env: { + "DNS_SERVERS" => settings["network"]["dns_servers"].join(" "), + "ENVIRONMENT" => settings["environment"], + "KUBERNETES_VERSION" => settings["software"]["kubernetes"], + "OS" => settings["software"]["os"] + }, + path: "node_scripts/common.sh" + master.vm.provision "shell", + env: { + "CALICO_VERSION" => settings["software"]["calico"], + "CONTROL_IP" => settings["network"]["control_ip"], + "POD_CIDR" => settings["network"]["pod_cidr"], + "SERVICE_CIDR" => settings["network"]["service_cidr"] + }, + path: "node_scripts/master.sh" + + master.vm.provider :virtualbox do |vbox| + vbox.customize ["modifyvm", :id, "--memory", 4096] + vbox.customize ["modifyvm", :id, "--cpus", 2] + vbox.customize ["modifyvm", :id, "--nicpromisc2", "allow-all"] + end + end + + (1..workers).each do |node_number| + config.vm.define "worker#{node_number}" do |worker| + worker.vm.box = settings["software"]["cluster"]["box"] + worker.vm.hostname = "worker#{node_number}" + ip = node_number + 200 + worker.vm.network :private_network, ip: "192.168.80.#{ip}", :netmask => "255.255.255.0" + worker.vm.provision "shell", + env: { + "DNS_SERVERS" => settings["network"]["dns_servers"].join(" "), + "ENVIRONMENT" => settings["environment"], + "KUBERNETES_VERSION" => settings["software"]["kubernetes"], + "OS" => settings["software"]["os"] + }, + path: "node_scripts/common.sh" + worker.vm.provision "shell", path: "node_scripts/worker.sh" + + worker.vm.provider :virtualbox do |vbox| + vbox.customize ["modifyvm", :id, "--memory", 4096] + vbox.customize ["modifyvm", :id, "--cpus", 2] + vbox.customize ["modifyvm", :id, "--nicpromisc2", "allow-all"] + end + end + end +end diff --git a/cicd/k8s-calico-ipvs2/config.sh b/cicd/k8s-calico-ipvs2/config.sh new file mode 100755 index 00000000..ed986fbf --- /dev/null +++ b/cicd/k8s-calico-ipvs2/config.sh @@ -0,0 +1,37 @@ +#!/bin/bash +VMs=$(vagrant global-status | grep -i virtualbox) +while IFS= read -a VMs; do + read -a vm <<< "$VMs" + cd ${vm[4]} 2>&1>/dev/null + echo "Destroying ${vm[1]}" + vagrant destroy -f ${vm[1]} + cd - 2>&1>/dev/null +done <<< "$VMs" + +vagrant up + +for((i=1; i<=60; i++)) +do + fin=1 + pods=$(vagrant ssh master -c 'kubectl get pods -A' 2> /dev/null | grep -v "NAMESPACE") + + while IFS= read -a pods; do + read -a pod <<< "$pods" + if [[ ${pod[3]} != *"Running"* ]]; then + echo "${pod[1]} is not UP yet" + fin=0 + fi + done <<< "$pods" + if [ $fin == 1 ]; + then + break; + fi + echo "Will try after 10s" + sleep 10 +done + +sudo sysctl net.ipv4.conf.vboxnet1.arp_accept=1 + +#Create fullnat Service +vagrant ssh master -c 'kubectl apply -f /vagrant/yaml/tcp_fullnat.yml' 2> /dev/null +vagrant ssh master -c 'kubectl apply -f /vagrant/yaml/udp_fullnat.yml' 2> /dev/null diff --git a/cicd/k8s-calico-ipvs2/input b/cicd/k8s-calico-ipvs2/input new file mode 100644 index 00000000..6fb66a5e --- /dev/null +++ b/cicd/k8s-calico-ipvs2/input @@ -0,0 +1,6 @@ + + + + + + diff --git a/cicd/k8s-calico-ipvs2/node_scripts/common.sh b/cicd/k8s-calico-ipvs2/node_scripts/common.sh new file mode 100644 index 00000000..b8634194 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/node_scripts/common.sh @@ -0,0 +1,93 @@ +#!/bin/bash +# +# Common setup for all servers (Control Plane and Nodes) + +set -euxo pipefail + +# Variable Declaration + +# DNS Setting +if [ ! -d /etc/systemd/resolved.conf.d ]; then + sudo mkdir /etc/systemd/resolved.conf.d/ +fi +cat </dev/null; echo "@reboot /sbin/swapoff -a") | crontab - || true +sudo apt-get update -y +# Install CRI-O Runtime + +VERSION="$(echo ${KUBERNETES_VERSION} | grep -oE '[0-9]+\.[0-9]+')" + +# Create the .conf file to load the modules at bootup +cat <> /etc/default/crio << EOF +${ENVIRONMENT} +EOF +sudo systemctl daemon-reload +sudo systemctl enable crio --now + +echo "CRI runtime installed successfully" + +sudo apt-get update +sudo apt-get install -y apt-transport-https ca-certificates curl +curl -fsSL https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo gpg --dearmor -o /etc/apt/keyrings/kubernetes-archive-keyring.gpg + +echo "deb [signed-by=/etc/apt/keyrings/kubernetes-archive-keyring.gpg] https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee /etc/apt/sources.list.d/kubernetes.list +sudo apt-get update -y +sudo apt-get install -y kubelet="$KUBERNETES_VERSION" kubectl="$KUBERNETES_VERSION" kubeadm="$KUBERNETES_VERSION" +sudo apt-get update -y +sudo apt-get install -y jq +sudo apt-get install -y ipvsadm + +local_ip="$(ip --json a s | jq -r '.[] | if .ifname == "eth1" then .addr_info[] | if .family == "inet" then .local else empty end else empty end')" +cat > /etc/default/kubelet << EOF +KUBELET_EXTRA_ARGS=--node-ip=$local_ip +${ENVIRONMENT} +EOF diff --git a/cicd/k8s-calico-ipvs2/node_scripts/loxilb.sh b/cicd/k8s-calico-ipvs2/node_scripts/loxilb.sh new file mode 100644 index 00000000..6df67208 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/node_scripts/loxilb.sh @@ -0,0 +1,9 @@ +export LOXILB_IP=$(ip a |grep global | grep -v '10.0.2.15' | grep -v '192.168.80' | awk '{print $2}' | cut -f1 -d '/') + +apt-get update +apt-get install -y software-properties-common +curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add - +add-apt-repository -y "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" +apt-get update +apt-get install -y docker-ce +docker run -u root --cap-add SYS_ADMIN --restart unless-stopped --privileged -dit -v /dev/log:/dev/log --net=host --name loxilb ghcr.io/loxilb-io/loxilb:latest diff --git a/cicd/k8s-calico-ipvs2/node_scripts/master.sh b/cicd/k8s-calico-ipvs2/node_scripts/master.sh new file mode 100644 index 00000000..41793b5f --- /dev/null +++ b/cicd/k8s-calico-ipvs2/node_scripts/master.sh @@ -0,0 +1,56 @@ +#!/bin/bash +# +# Setup for Control Plane (Master) servers + +set -euxo pipefail + +NODENAME=$(hostname -s) + +sudo kubeadm config images pull + +echo "Preflight Check Passed: Downloaded All Required Images" + +#sudo kubeadm init --apiserver-advertise-address=$CONTROL_IP --apiserver-cert-extra-sans=$CONTROL_IP --pod-network-cidr=$POD_CIDR --service-cidr=$SERVICE_CIDR --node-name "$NODENAME" --ignore-preflight-errors Swap +sudo kubeadm init --ignore-preflight-errors Swap --config /vagrant/yaml/kubeadm-config.yaml + +mkdir -p "$HOME"/.kube +sudo cp -i /etc/kubernetes/admin.conf "$HOME"/.kube/config +sudo chown "$(id -u)":"$(id -g)" "$HOME"/.kube/config + +# Save Configs to shared /Vagrant location + +# For Vagrant re-runs, check if there is existing configs in the location and delete it for saving new configuration. + +config_path="/vagrant/configs" + +if [ -d $config_path ]; then + rm -f $config_path/* +else + mkdir -p $config_path +fi + +cp -i /etc/kubernetes/admin.conf $config_path/config +touch $config_path/join.sh +chmod +x $config_path/join.sh + +kubeadm token create --print-join-command > $config_path/join.sh + +# Install Calico Network Plugin + +curl https://raw.githubusercontent.com/projectcalico/calico/v${CALICO_VERSION}/manifests/calico.yaml -O + +kubectl apply -f calico.yaml + +sudo -i -u vagrant bash << EOF +whoami +mkdir -p /home/vagrant/.kube +sudo cp -i $config_path/config /home/vagrant/.kube/ +sudo chown 1000:1000 /home/vagrant/.kube/config +EOF + +# Install Metrics Server + +kubectl apply -f https://raw.githubusercontent.com/techiescamp/kubeadm-scripts/main/manifests/metrics-server.yaml + +# Install loxilb +kubectl apply -f /vagrant/yaml/kube-loxilb.yml diff --git a/cicd/k8s-calico-ipvs2/node_scripts/worker.sh b/cicd/k8s-calico-ipvs2/node_scripts/worker.sh new file mode 100644 index 00000000..a5754170 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/node_scripts/worker.sh @@ -0,0 +1,18 @@ +#!/bin/bash +# +# Setup for Node servers + +set -euxo pipefail + +config_path="/vagrant/configs" + +/bin/bash $config_path/join.sh -v + +sudo -i -u vagrant bash << EOF +whoami +mkdir -p /home/vagrant/.kube +sudo cp -i $config_path/config /home/vagrant/.kube/ +sudo chown 1000:1000 /home/vagrant/.kube/config +NODENAME=$(hostname -s) +kubectl label node $(hostname -s) node-role.kubernetes.io/worker=worker +EOF diff --git a/cicd/k8s-calico-ipvs2/rmconfig.sh b/cicd/k8s-calico-ipvs2/rmconfig.sh new file mode 100755 index 00000000..6cadc7e4 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/rmconfig.sh @@ -0,0 +1,6 @@ +#!/bin/bash +vagrant destroy -f worker2 +vagrant destroy -f worker1 +vagrant destroy -f master +vagrant destroy -f llb1 +vagrant destroy -f llb2 diff --git a/cicd/k8s-calico-ipvs2/validation.sh b/cicd/k8s-calico-ipvs2/validation.sh new file mode 100755 index 00000000..ad5bb5a5 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/validation.sh @@ -0,0 +1,90 @@ +#!/bin/bash +source ../common.sh +echo k8s-calico-ipvs2 + +if [ "$1" ]; then + KUBECONFIG="$1" +fi + +# Set space as the delimiter +IFS=' ' + +for((i=0; i<120; i++)) +do + extLB=$(vagrant ssh master -c 'kubectl get svc' 2> /dev/null | grep "tcp-lb-fullnat") + read -a strarr <<< "$extLB" + len=${#strarr[*]} + if [[ $((len)) -lt 6 ]]; then + echo "Can't find tcp-lb service" + sleep 1 + continue + fi + if [[ ${strarr[3]} != *"none"* ]]; then + extIP="$(cut -d'-' -f2 <<<${strarr[3]})" + break + fi + echo "No external LB allocated" + sleep 1 +done + +## Any routing updates ?? +sleep 30 + +echo Service IP : $extIP +echo -e "\nEnd Points List" +echo "******************************************************************************" +vagrant ssh master -c 'kubectl get endpoints -A' 2> /dev/null +echo "******************************************************************************" +echo -e "\nSVC List" +echo "******************************************************************************" +vagrant ssh master -c 'kubectl get svc' 2> /dev/null +echo "******************************************************************************" +echo -e "\nPod List" +echo "******************************************************************************" +vagrant ssh master -c 'kubectl get pods -A' 2> /dev/null +echo "******************************************************************************" +echo -e "\nLB List" +echo "******************************************************************************" +vagrant ssh llb1 -c 'sudo docker exec -it loxilb loxicmd get lb -o wide' 2> /dev/null +echo "******************************************************************************" +echo -e "\nEP List" +echo "******************************************************************************" +vagrant ssh llb1 -c 'sudo docker exec -it loxilb loxicmd get ep -o wide' 2> /dev/null +echo "******************************************************************************" + +echo -e "\nTEST RESULTS" +echo "******************************************************************************" +mode=( "default" "onearm" "fullnat" ) +tcp_port=( 55002 56002 57002 ) +udp_port=( 55003 56003 57003 ) +sctp_port=( 55004 56004 57004 ) +code=0 +for ((i=2;i<=2;i++)); do +out=$(curl -s --connect-timeout 10 http://$extIP:${tcp_port[i]}) +if [[ ${out} == *"Welcome to nginx"* ]]; then + echo -e "K8s-calico-ipvs2 TCP\t(${mode[i]})\t[OK]" +else + echo -e "K8s-calico-ipvs2 TCP\t(${mode[i]})\t[FAILED]" + ## Dump some debug info + echo "llb1 lb-info" + vagrant ssh loxilb -c 'sudo docker exec -it llb1 loxicmd get lb -o wide' 2> /dev/null + echo "llb1 route-info" + vagrant ssh loxilb -c 'sudo docker exec -it llb1 ip route' 2> /dev/null + code=1 +fi + +out=$(timeout 5 ../common/udp_client $extIP ${udp_port[i]}) +if [[ ${out} == *"Client"* ]]; then + echo -e "K8s-calico-ipvs2 UDP\t(${mode[i]})\t[OK]" +else + echo -e "K8s-calico-ipvs2 UDP\t(${mode[i]})\t[FAILED]" + ## Dump some debug info + echo "llb1 lb-info" + vagrant ssh loxilb -c 'sudo docker exec -it llb1 loxicmd get lb -o wide' 2> /dev/null + echo "llb1 route-info" + vagrant ssh loxilb -c 'sudo docker exec -it llb1 ip route' 2> /dev/null + code=1 +fi + +done +exit $code diff --git a/cicd/k8s-calico-ipvs2/yaml/.kube-loxilb.yml.swp b/cicd/k8s-calico-ipvs2/yaml/.kube-loxilb.yml.swp new file mode 100644 index 00000000..14cc2659 Binary files /dev/null and b/cicd/k8s-calico-ipvs2/yaml/.kube-loxilb.yml.swp differ diff --git a/cicd/k8s-calico-ipvs2/yaml/kube-loxilb.yml b/cicd/k8s-calico-ipvs2/yaml/kube-loxilb.yml new file mode 100644 index 00000000..276346d9 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/kube-loxilb.yml @@ -0,0 +1,134 @@ +--- +apiVersion: v1 +kind: ServiceAccount +metadata: + name: kube-loxilb + namespace: kube-system +--- +kind: ClusterRole +apiVersion: rbac.authorization.k8s.io/v1 +metadata: + name: kube-loxilb +rules: + - apiGroups: + - "" + resources: + - nodes + verbs: + - get + - watch + - list + - patch + - apiGroups: + - "" + resources: + - pods + verbs: + - get + - watch + - list + - patch + - apiGroups: + - "" + resources: + - endpoints + - services + - services/status + verbs: + - get + - watch + - list + - patch + - update + - apiGroups: + - discovery.k8s.io + resources: + - endpointslices + verbs: + - get + - watch + - list + - apiGroups: + - authentication.k8s.io + resources: + - tokenreviews + verbs: + - create + - apiGroups: + - authorization.k8s.io + resources: + - subjectaccessreviews + verbs: + - create +--- +kind: ClusterRoleBinding +apiVersion: rbac.authorization.k8s.io/v1 +metadata: + name: kube-loxilb +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: kube-loxilb +subjects: + - kind: ServiceAccount + name: kube-loxilb + namespace: kube-system +--- +apiVersion: apps/v1 +kind: Deployment +metadata: + name: kube-loxilb + namespace: kube-system + labels: + app: loxilb +spec: + replicas: 1 + selector: + matchLabels: + app: loxilb + template: + metadata: + labels: + app: loxilb + spec: + hostNetwork: true + tolerations: + - effect: NoSchedule + operator: Exists + # Mark the pod as a critical add-on for rescheduling. + - key: CriticalAddonsOnly + operator: Exists + - effect: NoExecute + operator: Exists + priorityClassName: system-node-critical + serviceAccountName: kube-loxilb + terminationGracePeriodSeconds: 0 + containers: + - name: kube-loxilb + image: ghcr.io/loxilb-io/kube-loxilb:latest + imagePullPolicy: Always + command: + - /bin/kube-loxilb + args: + - --loxiURL=http://192.168.80.252:11111,http://192.168.80.253:11111 + - --externalCIDR=192.168.80.5/32 + #- --externalSecondaryCIDRs=124.124.124.1/24,125.125.125.1/24 + #- --monitor + #- --setBGP=64511 + #- --extBGPPeers=50.50.50.1:65101,51.51.51.1:65102 + - --setRoles=0.0.0.0 + #- --monitor + #- --setBGP + #- --setLBMode=1 + #- --config=/opt/loxilb/agent/kube-loxilb.conf + resources: + requests: + cpu: "100m" + memory: "50Mi" + limits: + cpu: "100m" + memory: "50Mi" + securityContext: + privileged: true + capabilities: + add: ["NET_ADMIN", "NET_RAW"] diff --git a/cicd/k8s-calico-ipvs2/yaml/kubeadm-config.yaml b/cicd/k8s-calico-ipvs2/yaml/kubeadm-config.yaml new file mode 100644 index 00000000..31afe601 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/kubeadm-config.yaml @@ -0,0 +1,69 @@ +apiVersion: kubeadm.k8s.io/v1beta3 +bootstrapTokens: +- groups: + - system:bootstrappers:kubeadm:default-node-token + ttl: 24h0m0s + usages: + - signing + - authentication +kind: InitConfiguration +localAPIEndpoint: + advertiseAddress: 192.168.80.250 + bindPort: 6443 +nodeRegistration: + imagePullPolicy: IfNotPresent + name: master + taints: null +--- +apiVersion: kubeadm.k8s.io/v1beta3 +certificatesDir: /etc/kubernetes/pki +kind: ClusterConfiguration +apiServer: + timeoutForControlPlane: 4m0s + certSANs: + - 192.168.80.250 +controlPlaneEndpoint: 192.168.80.250:6443 +clusterName: kubernetes +controllerManager: {} +dns: {} +etcd: + local: + dataDir: /var/lib/etcd +imageRepository: registry.k8s.io +kubernetesVersion: v1.27.5 +networking: + dnsDomain: cluster.local + podSubnet: 172.16.1.0/16 + serviceSubnet: 172.17.1.0/18 +scheduler: {} +--- +apiVersion: kubeproxy.config.k8s.io/v1alpha1 +bindAddress: 0.0.0.0 +clientConnection: + acceptContentTypes: "" + burst: 10 + contentType: application/vnd.kubernetes.protobuf + kubeconfig: /var/lib/kube-proxy/kubeconfig.conf + qps: 5 +clusterCIDR: "" +configSyncPeriod: 15m0s +#featureGates: "SupportIPVSProxyMode=true" +mode: ipvs +enableProfiling: false +healthzBindAddress: 0.0.0.0:10256 +hostnameOverride: "" +iptables: + masqueradeAll: false + masqueradeBit: 14 + minSyncPeriod: 0s + syncPeriod: 30s +ipvs: + excludeCIDRs: null + minSyncPeriod: 0s + scheduler: "" + syncPeriod: 30s +kind: KubeProxyConfiguration +metricsBindAddress: 127.0.0.1:10249 +nodePortAddresses: null +oomScoreAdj: -999 +portRange: "" diff --git a/cicd/k8s-calico-ipvs2/yaml/sctp.yml b/cicd/k8s-calico-ipvs2/yaml/sctp.yml new file mode 100644 index 00000000..c9a7d4af --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/sctp.yml @@ -0,0 +1,41 @@ +apiVersion: v1 +kind: Service +metadata: + name: sctp-lb-default + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "default" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: sctp-default-test + ports: + - port: 55004 + protocol: SCTP + targetPort: 9999 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: sctp-default-test + labels: + what: sctp-default-test +spec: + containers: + - name: sctp-default-test + image: ghcr.io/loxilb-io/alpine-socat:latest + command: [ "sh", "-c"] + args: + - while true; do + socat -v -T2 sctp-l:9999,reuseaddr,fork system:"echo 'server1'; cat"; + sleep 20; + done; + ports: + - containerPort: 9999 + env: + - name: MY_POD_IP + valueFrom: + fieldRef: + fieldPath: status.podIP diff --git a/cicd/k8s-calico-ipvs2/yaml/sctp_fullnat.yml b/cicd/k8s-calico-ipvs2/yaml/sctp_fullnat.yml new file mode 100644 index 00000000..6b43037a --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/sctp_fullnat.yml @@ -0,0 +1,39 @@ +apiVersion: v1 +kind: Service +metadata: + name: sctp-lb-fullnat + annotations: + loxilb.io/num-secondary-networks: "2" + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "fullnat" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: sctp-fullnat-test + ports: + - port: 57004 + protocol: SCTP + targetPort: 9999 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: sctp-fullnat-test + labels: + what: sctp-fullnat-test +spec: + containers: + - name: sctp-fullnat-test + image: loxilbio/sctp-darn:latest + imagePullPolicy: Always + #command: ["/bin/sh", "-ec", "while :; do echo '.'; sleep 6 ; done"] + command: ["sctp_darn","-H", "0.0.0.0","-P", "9999", "-l"] + ports: + - containerPort: 9999 + env: + - name: MY_POD_IP + valueFrom: + fieldRef: + fieldPath: status.podIP diff --git a/cicd/k8s-calico-ipvs2/yaml/sctp_onearm.yml b/cicd/k8s-calico-ipvs2/yaml/sctp_onearm.yml new file mode 100644 index 00000000..b4b73696 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/sctp_onearm.yml @@ -0,0 +1,41 @@ +apiVersion: v1 +kind: Service +metadata: + name: sctp-lb-onearm + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "onearm" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: sctp-onearm-test + ports: + - port: 56004 + protocol: SCTP + targetPort: 9999 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: sctp-onearm-test + labels: + what: sctp-onearm-test +spec: + containers: + - name: sctp-onearm-test + image: ghcr.io/loxilb-io/alpine-socat:latest + command: [ "sh", "-c"] + args: + - while true; do + socat -v -T2 sctp-l:9999,reuseaddr,fork system:"echo 'server1'; cat"; + sleep 20; + done; + ports: + - containerPort: 9999 + env: + - name: MY_POD_IP + valueFrom: + fieldRef: + fieldPath: status.podIP diff --git a/cicd/k8s-calico-ipvs2/yaml/settings.yaml b/cicd/k8s-calico-ipvs2/yaml/settings.yaml new file mode 100644 index 00000000..e5b02a60 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/settings.yaml @@ -0,0 +1,44 @@ +--- +# cluster_name is used to group the nodes in a folder within VirtualBox: +cluster_name: Kubernetes Cluster +# Uncomment to set environment variables for services such as crio and kubelet. +# For example, configure the cluster to pull images via a proxy. +# environment: | +# HTTP_PROXY=http://my-proxy:8000 +# HTTPS_PROXY=http://my-proxy:8000 +# NO_PROXY=127.0.0.1,localhost,master-node,node01,node02,node03 +# All IPs/CIDRs should be private and allowed in /etc/vbox/networks.conf. +network: + iloxilb_ip: 192.168.80.253 + oloxilb_ip: 192.168.90.253 + # Worker IPs are simply incremented from the control IP. + control_ip: 192.168.80.250 + dns_servers: + - 8.8.8.8 + - 1.1.1.1 + pod_cidr: 172.16.1.0/16 + service_cidr: 172.17.1.0/18 +nodes: + control: + cpu: 2 + memory: 4096 + workers: + count: 2 + cpu: 1 + memory: 2048 +# Mount additional shared folders from the host into each virtual machine. +# Note that the project directory is automatically mounted at /vagrant. +# shared_folders: +# - host_path: ../images +# vm_path: /vagrant/images +software: + loxilb: + box: + name: sysnet4admin/Ubuntu-k8s + version: 0.7.1 + cluster: + box: bento/ubuntu-22.04 + calico: 3.26.0 + # To skip the dashboard installation, set its version to an empty value or comment it out: + kubernetes: 1.27.1-00 + os: xUbuntu_22.04 diff --git a/cicd/k8s-calico-ipvs2/yaml/tcp.yml b/cicd/k8s-calico-ipvs2/yaml/tcp.yml new file mode 100644 index 00000000..8c898340 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/tcp.yml @@ -0,0 +1,29 @@ +apiVersion: v1 +kind: Service +metadata: + name: tcp-lb-default + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "default" +spec: + externalTrafficPolicy: Local + loadBalancerClass: loxilb.io/loxilb + selector: + what: tcp-default-test + ports: + - port: 55002 + targetPort: 80 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: tcp-default-test + labels: + what: tcp-default-test +spec: + containers: + - name: tcp-default-test + image: ghcr.io/loxilb-io/nginx:stable + ports: + - containerPort: 80 diff --git a/cicd/k8s-calico-ipvs2/yaml/tcp_fullnat.yml b/cicd/k8s-calico-ipvs2/yaml/tcp_fullnat.yml new file mode 100644 index 00000000..3303ac35 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/tcp_fullnat.yml @@ -0,0 +1,29 @@ +apiVersion: v1 +kind: Service +metadata: + name: tcp-lb-fullnat + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "fullnat" +spec: + externalTrafficPolicy: Local + loadBalancerClass: loxilb.io/loxilb + selector: + what: tcp-fullnat-test + ports: + - port: 57002 + targetPort: 80 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: tcp-fullnat-test + labels: + what: tcp-fullnat-test +spec: + containers: + - name: tcp-fullnat-test + image: ghcr.io/loxilb-io/nginx:stable + ports: + - containerPort: 80 diff --git a/cicd/k8s-calico-ipvs2/yaml/tcp_onearm.yml b/cicd/k8s-calico-ipvs2/yaml/tcp_onearm.yml new file mode 100644 index 00000000..b3d34548 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/tcp_onearm.yml @@ -0,0 +1,29 @@ +apiVersion: v1 +kind: Service +metadata: + name: tcp-lb-onearm + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "onearm" +spec: + externalTrafficPolicy: Local + loadBalancerClass: loxilb.io/loxilb + selector: + what: tcp-onearm-test + ports: + - port: 56002 + targetPort: 80 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: tcp-onearm-test + labels: + what: tcp-onearm-test +spec: + containers: + - name: tcp-onearm-test + image: ghcr.io/loxilb-io/nginx:stable + ports: + - containerPort: 80 diff --git a/cicd/k8s-calico-ipvs2/yaml/udp.yml b/cicd/k8s-calico-ipvs2/yaml/udp.yml new file mode 100644 index 00000000..ac6ef997 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/udp.yml @@ -0,0 +1,30 @@ +apiVersion: v1 +kind: Service +metadata: + name: udp-lb-default + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "default" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: udp-default-test + ports: + - port: 55003 + protocol: UDP + targetPort: 33333 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: udp-default-test + labels: + what: udp-default-test +spec: + containers: + - name: udp-default-test + image: ghcr.io/loxilb-io/udp-echo:latest + ports: + - containerPort: 33333 diff --git a/cicd/k8s-calico-ipvs2/yaml/udp_fullnat.yml b/cicd/k8s-calico-ipvs2/yaml/udp_fullnat.yml new file mode 100644 index 00000000..67b72901 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/udp_fullnat.yml @@ -0,0 +1,30 @@ +apiVersion: v1 +kind: Service +metadata: + name: udp-lb-fullnat + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "fullnat" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: udp-fullnat-test + ports: + - port: 57003 + protocol: UDP + targetPort: 33333 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: udp-fullnat-test + labels: + what: udp-fullnat-test +spec: + containers: + - name: udp-fullnat-test + image: ghcr.io/loxilb-io/udp-echo:latest + ports: + - containerPort: 33333 diff --git a/cicd/k8s-calico-ipvs2/yaml/udp_onearm.yml b/cicd/k8s-calico-ipvs2/yaml/udp_onearm.yml new file mode 100644 index 00000000..833187e7 --- /dev/null +++ b/cicd/k8s-calico-ipvs2/yaml/udp_onearm.yml @@ -0,0 +1,30 @@ +apiVersion: v1 +kind: Service +metadata: + name: udp-lb-onearm + annotations: + loxilb.io/liveness: "yes" + loxilb.io/lbmode: "onearm" +spec: + loadBalancerClass: loxilb.io/loxilb + externalTrafficPolicy: Local + selector: + what: udp-onearm-test + ports: + - port: 56003 + protocol: UDP + targetPort: 33333 + type: LoadBalancer +--- +apiVersion: v1 +kind: Pod +metadata: + name: udp-onearm-test + labels: + what: udp-onearm-test +spec: + containers: + - name: udp-onearm-test + image: ghcr.io/loxilb-io/udp-echo:latest + ports: + - containerPort: 33333 diff --git a/loxilb-ebpf b/loxilb-ebpf index fc591b57..cc86c3ad 160000 --- a/loxilb-ebpf +++ b/loxilb-ebpf @@ -1 +1 @@ -Subproject commit fc591b577970276f13cb9a13cf989257c78eb397 +Subproject commit cc86c3ad574c6745be19fd89f5a02716edbfa714 diff --git a/loxinet/rules.go b/loxinet/rules.go index 9013e497..86fed9af 100644 --- a/loxinet/rules.go +++ b/loxinet/rules.go @@ -2312,7 +2312,7 @@ func (R *RuleH) AdvRuleVIPIfL2(IP net.IP) error { } } - } else { + } else if ciState != "NOT_DEFINED" { if IsIPHostAddr(IP.String()) { if loxinlp.DelAddrNoHook(IP.String()+"/32", "lo") != 0 { tk.LogIt(tk.LogError, "nat lb-rule vip %s:%s delete failed\n", IP.String(), "lo")