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Add docker e2e test

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Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
This commit is contained in:
Brad Davidson 2022-07-29 14:56:02 -07:00 committed by Brad Davidson
parent aadab55145
commit db3c569b7f
4 changed files with 185 additions and 22 deletions
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75
tests/e2e/docker/Vagrantfile vendored Normal file
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@ -0,0 +1,75 @@
ENV['VAGRANT_NO_PARALLEL'] = 'no'
NODE_ROLES = (ENV['NODE_ROLES'] ||
["server-0", "agent-0"])
NODE_BOXES = (ENV['NODE_BOXES'] ||
['generic/ubuntu2004', 'generic/ubuntu2004', 'generic/ubuntu2004'])
GITHUB_BRANCH = (ENV['GITHUB_BRANCH'] || "master")
RELEASE_VERSION = (ENV['RELEASE_VERSION'] || "")
NODE_CPUS = (ENV['NODE_CPUS'] || 2).to_i
NODE_MEMORY = (ENV['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 = ""
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
vm.network "private_network", ip: "#{NETWORK_PREFIX}.#{100+node_num}", netmask: "255.255.255.0"
vagrant_defaults = '../vagrantdefaults.rb'
load vagrant_defaults if File.exists?(vagrant_defaults)
defaultOSConfigure(vm)
dockerInstall(vm)
install_type = getInstallType(vm, RELEASE_VERSION, GITHUB_BRANCH)
vm.provision "shell", inline: "ping -c 2 k3s.io"
if role.include?("server")
vm.provision 'k3s-install', type: 'k3s', run: 'once' do |k3s|
k3s.args = %W[server --node-external-ip=#{NETWORK_PREFIX}.100 --flannel-iface=eth1 --docker]
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
elsif role.include?("agent")
vm.provision 'k3s-install', type: 'k3s', run: 'once' do |k3s|
k3s.args = %W[agent --server https://#{NETWORK_PREFIX}.100:6443 --flannel-iface=eth1 --docker]
k3s.env = %W[K3S_KUBECONFIG_MODE=0644 K3S_TOKEN=vagrant #{install_type}]
end
end
if vm.box.to_s.include?("microos")
vm.provision 'k3s-reload', type: 'reload', run: 'once'
end
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

89
tests/e2e/docker/docker_test.go Normal file
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@ -0,0 +1,89 @@
package docker
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, opensuse/Leap-15.3.x86_64, dweomer/microos.amd64
var nodeOS = flag.String("nodeOS", "generic/ubuntu2004", "VM operating system")
var serverCount = flag.Int("serverCount", 1, "number of server nodes")
var agentCount = flag.Int("agentCount", 1, "number of agent nodes")
// Environment Variables Info:
// E2E_RELEASE_VERSION=v1.23.1+k3s2 or nil for latest commit from master
func Test_E2EClusterValidation(t *testing.T) {
RegisterFailHandler(Fail)
flag.Parse()
RunSpecs(t, "Create Cluster Test Suite")
}
var (
kubeConfigFile string
serverNodeNames []string
agentNodeNames []string
)
var _ = Describe("Verify CRI-Dockerd", func() {
Context("Cluster :", func() {
It("Starts up with no issues", func() {
var err error
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)
})
})
})
var failed = false
var _ = AfterEach(func() {
failed = failed || CurrentSpecReport().Failed()
})
var _ = AfterSuite(func() {
if failed {
fmt.Println("FAILED!")
} else {
Expect(e2e.DestroyCluster()).To(Succeed())
Expect(os.Remove(kubeConfigFile)).To(Succeed())
}
})

22
tests/e2e/vagrantdefaults.rb
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@ -25,4 +25,24 @@ def getInstallType(vm, release_version, branch)
vm.provision "Get latest commit", type: "shell", path: scripts_location +"/latest_commit.sh", args: [branch, "/tmp/k3s_commits"]
return "INSTALL_K3S_COMMIT=$(head\ -n\ 1\ /tmp/k3s_commits)"
end
end
end
def dockerInstall(vm)
vm.provider "libvirt" do |v|
v.memory = NODE_MEMORY + 1024
end
vm.provider "virtualbox" do |v|
v.memory = NODE_MEMORY + 1024
end
if vm.box.to_s.include?("ubuntu")
vm.provision "shell", inline: "apt install -y docker.io"
end
if vm.box.to_s.include?("Leap")
vm.provision "shell", inline: "zypper install -y docker apparmor-parser"
end
if vm.box.to_s.include?("microos")
vm.provision "shell", inline: "transactional-update pkg install -y docker apparmor-parser"
vm.provision 'docker-reload', type: 'reload', run: 'once'
vm.provision "shell", inline: "systemctl enable --now docker"
end
end

21
tests/e2e/validatecluster/Vagrantfile vendored
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@ -131,27 +131,6 @@ def getDBType(role, role_num, vm)
return ""
end
def dockerInstall(vm)
vm.provider "libvirt" do |v|
v.memory = NODE_MEMORY + 1024
end
vm.provider "virtualbox" do |v|
v.memory = NODE_MEMORY + 1024
end
if vm.box.to_s.include?("ubuntu")
vm.provision "shell", inline: "apt install -y docker.io"
end
if vm.box.to_s.include?("Leap")
vm.provision "shell", inline: "zypper install -y docker apparmor-parser"
end
if vm.box.to_s.include?("microos")
vm.provision "shell", inline: "transactional-update pkg install -y docker apparmor-parser"
vm.provision 'docker-reload', type: 'reload', run: 'once'
vm.provision "shell", inline: "systemctl enable --now docker"
end
end
Vagrant.configure("2") do |config|
config.vagrant.plugins = ["vagrant-k3s", "vagrant-reload"]
# Default provider is libvirt, virtualbox is only provided as a backup