mirror of https://github.com/k3s-io/k3s
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
128 lines
3.8 KiB
128 lines
3.8 KiB
package tailscale
|
|
|
|
import (
|
|
"flag"
|
|
"fmt"
|
|
"os"
|
|
"testing"
|
|
|
|
"github.com/k3s-io/k3s/tests/e2e"
|
|
. "github.com/onsi/ginkgo/v2"
|
|
. "github.com/onsi/gomega"
|
|
)
|
|
|
|
// Valid nodeOS: generic/ubuntu2204, opensuse/Leap-15.3.x86_64
|
|
var nodeOS = flag.String("nodeOS", "generic/ubuntu2204", "VM operating system")
|
|
var serverCount = flag.Int("serverCount", 1, "number of server nodes")
|
|
var agentCount = flag.Int("agentCount", 1, "number of agent nodes")
|
|
var ci = flag.Bool("ci", false, "running on CI")
|
|
var local = flag.Bool("local", false, "deploy a locally built K3s binary")
|
|
|
|
func Test_E2ETailscale(t *testing.T) {
|
|
flag.Parse()
|
|
RegisterFailHandler(Fail)
|
|
suiteConfig, reporterConfig := GinkgoConfiguration()
|
|
RunSpecs(t, "Tailscale Test Suite", suiteConfig, reporterConfig)
|
|
}
|
|
|
|
var (
|
|
kubeConfigFile string
|
|
serverNodeNames []string
|
|
agentNodeNames []string
|
|
)
|
|
|
|
var _ = ReportAfterEach(e2e.GenReport)
|
|
|
|
var _ = Describe("Verify Tailscale Configuration", Ordered, 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(err))
|
|
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())
|
|
})
|
|
|
|
// Server node needs to be ready before we continue
|
|
It("Checks Node Status", func() {
|
|
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"))
|
|
}
|
|
}, "300s", "5s").Should(Succeed())
|
|
_, err := e2e.ParseNodes(kubeConfigFile, true)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("Change agent's config", func() {
|
|
nodeIPs, _ := e2e.GetNodeIPs(kubeConfigFile)
|
|
cmd := fmt.Sprintf("sudo sed -i 's/TAILSCALEIP/%s/g' /etc/rancher/k3s/config.yaml", nodeIPs[0].IPv4)
|
|
for _, agent := range agentNodeNames {
|
|
_, err := e2e.RunCmdOnNode(cmd, agent)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
}
|
|
})
|
|
|
|
It("Restart agents", func() {
|
|
err := e2e.RestartCluster(agentNodeNames)
|
|
Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
|
|
})
|
|
|
|
It("Checks Node Status", func() {
|
|
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"))
|
|
}
|
|
}, "300s", "5s").Should(Succeed())
|
|
_, err := e2e.ParseNodes(kubeConfigFile, true)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
})
|
|
|
|
It("Verifies that server and agent have a tailscale IP as nodeIP", func() {
|
|
nodeIPs, err := e2e.GetNodeIPs(kubeConfigFile)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
for _, node := range nodeIPs {
|
|
Expect(node.IPv4).Should(ContainSubstring("100."))
|
|
}
|
|
})
|
|
|
|
It("Verify routing is correct and uses tailscale0 interface for internode traffic", func() {
|
|
// table 52 is the one configured by tailscale
|
|
cmd := "ip route show table 52"
|
|
for _, node := range append(serverNodeNames, agentNodeNames...) {
|
|
output, err := e2e.RunCmdOnNode(cmd, node)
|
|
fmt.Println(err)
|
|
Expect(err).NotTo(HaveOccurred())
|
|
Expect(output).Should(ContainSubstring("10.42."))
|
|
}
|
|
})
|
|
|
|
})
|
|
|
|
var failed bool
|
|
var _ = AfterEach(func() {
|
|
failed = failed || CurrentSpecReport().Failed()
|
|
})
|
|
|
|
var _ = AfterSuite(func() {
|
|
if !failed {
|
|
Expect(e2e.GetCoverageReport(append(serverNodeNames, agentNodeNames...))).To(Succeed())
|
|
}
|
|
if !failed || *ci {
|
|
Expect(e2e.DestroyCluster()).To(Succeed())
|
|
Expect(os.Remove(kubeConfigFile)).To(Succeed())
|
|
}
|
|
})
|