mirror of https://github.com/k3s-io/k3s
Merge pull request #6161 from ShylajaDevadiga/add_cluster_reset_test
Add cluster reset testpull/6203/head
Derek Nola
GitHub
commit
fac9c99adf
|
|
@ -0,0 +1,136 @@
|
||||||
|
ENV['VAGRANT_NO_PARALLEL'] = 'no'
|
||||||
|
NODE_ROLES = (ENV['E2E_NODE_ROLES'] ||
|
||||||
|
["server-0", "server-1", "server-2", "agent-0", "agent-1"])
|
||||||
|
NODE_BOXES = (ENV['E2E_NODE_BOXES'] ||
|
||||||
|
['generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004'])
|
||||||
|
GITHUB_BRANCH = (ENV['E2E_GITHUB_BRANCH'] || "master")
|
||||||
|
RELEASE_VERSION = (ENV['E2E_RELEASE_VERSION'] || "")
|
||||||
|
EXTERNAL_DB = (ENV['E2E_EXTERNAL_DB'] || "etcd")
|
||||||
|
HARDENED = (ENV['E2E_HARDENED'] || "")
|
||||||
|
NODE_CPUS = (ENV['E2E_NODE_CPUS'] || 2).to_i
|
||||||
|
NODE_MEMORY = (ENV['E2E_NODE_MEMORY'] || 1024).to_i
|
||||||
|
# Virtualbox >= 6.1.28 require `/etc/vbox/network.conf` for expanded private networks
|
||||||
|
NETWORK_PREFIX = "10.10.10"
|
||||||
|
install_type = ""
|
||||||
|
hardened_arg = ""
|
||||||
|
|
||||||
|
def provision(vm, role, role_num, node_num)
|
||||||
|
vm.box = NODE_BOXES[node_num]
|
||||||
|
vm.hostname = role
|
||||||
|
# An expanded netmask is required to allow VM<-->VM communication, virtualbox defaults to /32
|
||||||
|
node_ip = "#{NETWORK_PREFIX}.#{100+node_num}"
|
||||||
|
vm.network "private_network", ip: node_ip, netmask: "255.255.255.0"
|
||||||
|
|
||||||
|
scripts_location = Dir.exists?("./scripts") ? "./scripts" : "../scripts"
|
||||||
|
vagrant_defaults = File.exists?("./vagrantdefaults.rb") ? "./vagrantdefaults.rb" : "../vagrantdefaults.rb"
|
||||||
|
load vagrant_defaults
|
||||||
|
|
||||||
|
defaultOSConfigure(vm)
|
||||||
|
install_type = getInstallType(vm, RELEASE_VERSION, GITHUB_BRANCH)
|
||||||
|
|
||||||
|
vm.provision "shell", inline: "ping -c 2 k3s.io"
|
||||||
|
|
||||||
|
db_type = getDBType(role, role_num, vm)
|
||||||
|
|
||||||
|
if !HARDENED.empty?
|
||||||
|
vm.provision "Set kernel parameters", type: "shell", path: scripts_location + "/harden.sh"
|
||||||
|
hardened_arg = "protect-kernel-defaults: true\nkube-apiserver-arg: \"enable-admission-plugins=NodeRestriction,PodSecurityPolicy,ServiceAccount\""
|
||||||
|
end
|
||||||
|
|
||||||
|
if role.include?("server") && role_num == 0
|
||||||
|
vm.provision 'k3s-primary-server', type: 'k3s', run: 'once' do |k3s|
|
||||||
|
k3s.args = "server "
|
||||||
|
k3s.config = <<~YAML
|
||||||
|
token: vagrant
|
||||||
|
node-external-ip: #{NETWORK_PREFIX}.100
|
||||||
|
flannel-iface: eth1
|
||||||
|
tls-san: #{NETWORK_PREFIX}.100.nip.io
|
||||||
|
#{db_type}
|
||||||
|
#{hardened_arg}
|
||||||
|
YAML
|
||||||
|
k3s.env = %W[K3S_KUBECONFIG_MODE=0644 #{install_type}]
|
||||||
|
k3s.config_mode = '0644' # side-step https://github.com/k3s-io/k3s/issues/4321
|
||||||
|
end
|
||||||
|
|
||||||
|
elsif role.include?("server") && role_num != 0
|
||||||
|
vm.provision 'k3s-secondary-server', type: 'k3s', run: 'once' do |k3s|
|
||||||
|
k3s.args = "server"
|
||||||
|
k3s.config = <<~YAML
|
||||||
|
server: "https://#{NETWORK_PREFIX}.100:6443"
|
||||||
|
token: vagrant
|
||||||
|
node-external-ip: #{node_ip}
|
||||||
|
flannel-iface: eth1
|
||||||
|
#{db_type}
|
||||||
|
#{hardened_arg}
|
||||||
|
YAML
|
||||||
|
k3s.env = %W[K3S_KUBECONFIG_MODE=0644 K3S_TOKEN=vagrant #{install_type}]
|
||||||
|
k3s.config_mode = '0644' # side-step https://github.com/k3s-io/k3s/issues/4321
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
if role.include?("agent")
|
||||||
|
vm.provision 'k3s-agent', type: 'k3s', run: 'once' do |k3s|
|
||||||
|
k3s.args = "agent"
|
||||||
|
k3s.config = <<~YAML
|
||||||
|
server: "https://#{NETWORK_PREFIX}.100:6443"
|
||||||
|
token: vagrant
|
||||||
|
node-external-ip: #{node_ip}
|
||||||
|
flannel-iface: eth1
|
||||||
|
#{db_type}
|
||||||
|
#{hardened_arg}
|
||||||
|
YAML
|
||||||
|
k3s.env = %W[K3S_KUBECONFIG_MODE=0644 #{install_type}]
|
||||||
|
k3s.config_mode = '0644' # side-step https://github.com/k3s-io/k3s/issues/4321
|
||||||
|
end
|
||||||
|
end
|
||||||
|
if vm.box.to_s.include?("microos")
|
||||||
|
vm.provision 'k3s-reload', type: 'reload', run: 'once'
|
||||||
|
if !EXTERNAL_DB.empty?
|
||||||
|
vm.provision "shell", inline: "docker start #{EXTERNAL_DB}"
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
||||||
|
def getDBType(role, role_num, vm)
|
||||||
|
if ( EXTERNAL_DB == "" || EXTERNAL_DB == "etcd" )
|
||||||
|
if role.include?("server") && role_num == 0
|
||||||
|
return "cluster-init: true"
|
||||||
|
end
|
||||||
|
elsif ( EXTERNAL_DB == "none" )
|
||||||
|
# Use internal sqlite, only valid for single node clusters
|
||||||
|
else
|
||||||
|
puts "Unknown EXTERNAL_DB: " + EXTERNAL_DB
|
||||||
|
abort
|
||||||
|
end
|
||||||
|
return ""
|
||||||
|
end
|
||||||
|
|
||||||
|
Vagrant.configure("2") do |config|
|
||||||
|
config.vagrant.plugins = ["vagrant-k3s", "vagrant-reload"]
|
||||||
|
# Default provider is libvirt, virtualbox is only provided as a backup
|
||||||
|
config.vm.provider "libvirt" do |v|
|
||||||
|
v.cpus = NODE_CPUS
|
||||||
|
v.memory = NODE_MEMORY
|
||||||
|
end
|
||||||
|
config.vm.provider "virtualbox" do |v|
|
||||||
|
v.cpus = NODE_CPUS
|
||||||
|
v.memory = NODE_MEMORY
|
||||||
|
end
|
||||||
|
|
||||||
|
if NODE_ROLES.kind_of?(String)
|
||||||
|
NODE_ROLES = NODE_ROLES.split(" ", -1)
|
||||||
|
end
|
||||||
|
if NODE_BOXES.kind_of?(String)
|
||||||
|
NODE_BOXES = NODE_BOXES.split(" ", -1)
|
||||||
|
end
|
||||||
|
|
||||||
|
# Must iterate on the index, vagrant does not understand iterating
|
||||||
|
# over the node roles themselves
|
||||||
|
NODE_ROLES.length.times do |i|
|
||||||
|
name = NODE_ROLES[i]
|
||||||
|
role_num = name.split("-", -1).pop.to_i
|
||||||
|
config.vm.define name do |node|
|
||||||
|
provision(node.vm, name, role_num, i)
|
||||||
|
end
|
||||||
|
end
|
||||||
|
end
|
||||||
|
|
@ -0,0 +1,184 @@
|
||||||
|
package clusterreset
|
||||||
|
|
||||||
|
import (
|
||||||
|
"flag"
|
||||||
|
"fmt"
|
||||||
|
"os"
|
||||||
|
"strings"
|
||||||
|
"testing"
|
||||||
|
|
||||||
|
"github.com/k3s-io/k3s/tests/e2e"
|
||||||
|
. "github.com/onsi/ginkgo/v2"
|
||||||
|
. "github.com/onsi/gomega"
|
||||||
|
)
|
||||||
|
|
||||||
|
// Valid nodeOS:
|
||||||
|
// generic/ubuntu2004, generic/centos7, generic/rocky8,
|
||||||
|
// opensuse/Leap-15.3.x86_64, dweomer/microos.amd64
|
||||||
|
var nodeOS = flag.String("nodeOS", "generic/ubuntu2004", "VM operating system")
|
||||||
|
var serverCount = flag.Int("serverCount", 3, "number of server nodes")
|
||||||
|
var agentCount = flag.Int("agentCount", 2, "number of agent nodes")
|
||||||
|
var hardened = flag.Bool("hardened", false, "true or false")
|
||||||
|
var ci = flag.Bool("ci", false, "running on CI")
|
||||||
|
var local = flag.Bool("local", false, "deploy a locally built K3s binary")
|
||||||
|
|
||||||
|
// Environment Variables Info:
|
||||||
|
// E2E_EXTERNAL_DB: mysql, postgres, etcd (default: etcd)
|
||||||
|
// E2E_RELEASE_VERSION=v1.23.1+k3s2 (default: latest commit from master)
|
||||||
|
|
||||||
|
func Test_E2EClusterReset(t *testing.T) {
|
||||||
|
RegisterFailHandler(Fail)
|
||||||
|
flag.Parse()
|
||||||
|
RunSpecs(t, "Create ClusterReset Test Suite")
|
||||||
|
}
|
||||||
|
|
||||||
|
var (
|
||||||
|
kubeConfigFile string
|
||||||
|
serverNodeNames []string
|
||||||
|
agentNodeNames []string
|
||||||
|
)
|
||||||
|
|
||||||
|
var _ = Describe("Verify Create", Ordered, func() {
|
||||||
|
Context("Cluster :", func() {
|
||||||
|
It("Starts up with no issues", func() {
|
||||||
|
var err error
|
||||||
|
if *local {
|
||||||
|
serverNodeNames, agentNodeNames, err = e2e.CreateLocalCluster(*nodeOS, *serverCount, *agentCount)
|
||||||
|
} else {
|
||||||
|
serverNodeNames, agentNodeNames, err = e2e.CreateCluster(*nodeOS, *serverCount, *agentCount)
|
||||||
|
}
|
||||||
|
Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog())
|
||||||
|
fmt.Println("CLUSTER CONFIG")
|
||||||
|
fmt.Println("OS:", *nodeOS)
|
||||||
|
fmt.Println("Server Nodes:", serverNodeNames)
|
||||||
|
fmt.Println("Agent Nodes:", agentNodeNames)
|
||||||
|
kubeConfigFile, err = e2e.GenKubeConfigFile(serverNodeNames[0])
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
})
|
||||||
|
|
||||||
|
It("Checks Node and Pod Status", func() {
|
||||||
|
fmt.Printf("\nFetching node status\n")
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
nodes, err := e2e.ParseNodes(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, node := range nodes {
|
||||||
|
g.Expect(node.Status).Should(Equal("Ready"))
|
||||||
|
}
|
||||||
|
}, "420s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParseNodes(kubeConfigFile, true)
|
||||||
|
|
||||||
|
fmt.Printf("\nFetching Pods status\n")
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
pods, err := e2e.ParsePods(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, pod := range pods {
|
||||||
|
if strings.Contains(pod.Name, "helm-install") {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Completed"), pod.Name)
|
||||||
|
} else {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}, "420s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParsePods(kubeConfigFile, true)
|
||||||
|
})
|
||||||
|
|
||||||
|
It("Verifies ClusterReset Functionality", func() {
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
for _, nodeName := range serverNodeNames {
|
||||||
|
if nodeName != "server-0" {
|
||||||
|
cmd := "sudo systemctl stop k3s"
|
||||||
|
_, err := e2e.RunCmdOnNode(cmd, nodeName)
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
cmd := "sudo systemctl stop k3s"
|
||||||
|
_, err := e2e.RunCmdOnNode(cmd, "server-0")
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
|
||||||
|
cmd = "sudo k3s server --cluster-reset"
|
||||||
|
res, err := e2e.RunCmdOnNode(cmd, "server-0")
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
Expect(res).Should(ContainSubstring("Managed etcd cluster membership has been reset, restart without --cluster-reset flag now"))
|
||||||
|
|
||||||
|
cmd = "sudo systemctl start k3s"
|
||||||
|
_, err = e2e.RunCmdOnNode(cmd, "server-0")
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
|
||||||
|
fmt.Printf("\nFetching node status\n")
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
nodes, err := e2e.ParseNodes(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, node := range nodes {
|
||||||
|
if strings.Contains(node.Name, "server-0") || strings.Contains(node.Name, "agent-") {
|
||||||
|
g.Expect(node.Status).Should(Equal("Ready"))
|
||||||
|
} else {
|
||||||
|
g.Expect(node.Status).Should(Equal("NotReady"))
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}, "480s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParseNodes(kubeConfigFile, true)
|
||||||
|
|
||||||
|
fmt.Printf("\nFetching Pods status\n")
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
pods, err := e2e.ParsePods(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, pod := range pods {
|
||||||
|
if strings.Contains(pod.Name, "helm-install") {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Completed"), pod.Name)
|
||||||
|
} else {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}, "420s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParsePods(kubeConfigFile, true)
|
||||||
|
for _, nodeName := range serverNodeNames {
|
||||||
|
if nodeName != "server-0" {
|
||||||
|
cmd := "sudo rm -rf /var/lib/rancher/k3s/server/db"
|
||||||
|
_, err := e2e.RunCmdOnNode(cmd, nodeName)
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
cmd = "sudo systemctl restart k3s"
|
||||||
|
_, err = e2e.RunCmdOnNode(cmd, nodeName)
|
||||||
|
Expect(err).NotTo(HaveOccurred())
|
||||||
|
}
|
||||||
|
}
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
nodes, err := e2e.ParseNodes(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, node := range nodes {
|
||||||
|
g.Expect(node.Status).Should(Equal("Ready"))
|
||||||
|
}
|
||||||
|
}, "420s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParseNodes(kubeConfigFile, true)
|
||||||
|
|
||||||
|
fmt.Printf("\nFetching Pods status\n")
|
||||||
|
Eventually(func(g Gomega) {
|
||||||
|
pods, err := e2e.ParsePods(kubeConfigFile, false)
|
||||||
|
g.Expect(err).NotTo(HaveOccurred())
|
||||||
|
for _, pod := range pods {
|
||||||
|
if strings.Contains(pod.Name, "helm-install") {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Completed"), pod.Name)
|
||||||
|
} else {
|
||||||
|
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}, "420s", "5s").Should(Succeed())
|
||||||
|
_, _ = e2e.ParsePods(kubeConfigFile, true)
|
||||||
|
}, "240s", "5s").Should(Succeed())
|
||||||
|
})
|
||||||
|
})
|
||||||
|
})
|
||||||
|
|
||||||
|
var failed = false
|
||||||
|
var _ = AfterEach(func() {
|
||||||
|
failed = failed || CurrentSpecReport().Failed()
|
||||||
|
})
|
||||||
|
|
||||||
|
var _ = AfterSuite(func() {
|
||||||
|
if failed && !*ci {
|
||||||
|
fmt.Println("FAILED!")
|
||||||
|
} else {
|
||||||
|
Expect(e2e.DestroyCluster()).To(Succeed())
|
||||||
|
Expect(os.Remove(kubeConfigFile)).To(Succeed())
|
||||||
|
}
|
||||||
|
})
|
||||||
Loading…
Reference in New Issue