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E2E: Startup test cleanup + RunCommand Enhancement (k3s-io#7388)
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* Add beforesuite to startup
* Reduce timeouts for startup
* Fix cleanup + set kubeconfig

Signed-off-by: Derek Nola <[email protected]>
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dereknola committed Jun 9, 2023
1 parent 69501ca commit 48c6ec4
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Showing 3 changed files with 27 additions and 20 deletions.
1 change: 1 addition & 0 deletions .drone.yml
Original file line number Diff line number Diff line change
Expand Up @@ -622,6 +622,7 @@ steps:
- vagrant destroy -f
- go test -v -timeout=30m ./secretsencryption_test.go -ci -local
- cd ../upgradecluster
- vagrant destroy -f
- E2E_RELEASE_CHANNEL="v1.25" go test -v -timeout=45m ./upgradecluster_test.go -ci -local
- docker stop registry && docker rm registry

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39 changes: 20 additions & 19 deletions tests/e2e/startup/startup_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -77,17 +77,18 @@ func KillK3sCluster(nodes []string) error {

var _ = ReportAfterEach(e2e.GenReport)

var _ = BeforeSuite(func() {
var err error
if *local {
serverNodeNames, agentNodeNames, err = e2e.CreateLocalCluster(*nodeOS, 1, 1)
} else {
serverNodeNames, agentNodeNames, err = e2e.CreateCluster(*nodeOS, 1, 1)
}
Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
})

var _ = Describe("Various Startup Configurations", Ordered, func() {
Context("Verify CRI-Dockerd :", func() {
It("Stands up the nodes", func() {
var err error
if *local {
serverNodeNames, agentNodeNames, err = e2e.CreateLocalCluster(*nodeOS, 1, 1)
} else {
serverNodeNames, agentNodeNames, err = e2e.CreateCluster(*nodeOS, 1, 1)
}
Expect(err).NotTo(HaveOccurred(), e2e.GetVagrantLog(err))
})
It("Starts K3s with no issues", func() {
dockerYAML := "docker: true"
err := StartK3sCluster(append(serverNodeNames, agentNodeNames...), dockerYAML, dockerYAML)
Expand All @@ -109,7 +110,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
for _, node := range nodes {
g.Expect(node.Status).Should(Equal("Ready"))
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParseNodes(kubeConfigFile, true)

fmt.Printf("\nFetching pods status\n")
Expand All @@ -123,7 +124,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
}
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParsePods(kubeConfigFile, true)
})
It("Kills the cluster", func() {
Expand Down Expand Up @@ -153,7 +154,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
for _, node := range nodes {
g.Expect(node.Status).Should(Equal("Ready"))
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParseNodes(kubeConfigFile, true)

fmt.Printf("\nFetching pods status\n")
Expand All @@ -167,7 +168,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
}
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParsePods(kubeConfigFile, true)
})
It("Kills the cluster", func() {
Expand Down Expand Up @@ -197,7 +198,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
for _, node := range nodes {
g.Expect(node.Status).Should(Equal("Ready"))
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParseNodes(kubeConfigFile, true)

fmt.Printf("\nFetching pods status\n")
Expand All @@ -211,21 +212,21 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {
g.Expect(pod.Status).Should(Equal("Running"), pod.Name)
}
}
}, "620s", "5s").Should(Succeed())
}, "360s", "5s").Should(Succeed())
_, _ = e2e.ParsePods(kubeConfigFile, true)
})

It("Returns pod metrics", func() {
cmd := "kubectl top pod -A"
Eventually(func() error {
_, err := e2e.RunCmdOnNode(cmd, serverNodeNames[0])
_, err := e2e.RunCommand(cmd)
return err
}, "620s", "5s").Should(Succeed())
}, "600s", "5s").Should(Succeed())
})

It("Returns node metrics", func() {
cmd := "kubectl top node"
_, err := e2e.RunCmdOnNode(cmd, serverNodeNames[0])
_, err := e2e.RunCommand(cmd)
Expect(err).NotTo(HaveOccurred())
})

Expand All @@ -237,7 +238,7 @@ var _ = Describe("Various Startup Configurations", Ordered, func() {

It("Collects logs from a pod", func() {
cmd := "kubectl logs -n kube-system -l app.kubernetes.io/name=traefik -c traefik"
_, err := e2e.RunCmdOnNode(cmd, serverNodeNames[0])
_, err := e2e.RunCommand(cmd)
Expect(err).NotTo(HaveOccurred())
})

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7 changes: 6 additions & 1 deletion tests/e2e/testutils.go
Original file line number Diff line number Diff line change
Expand Up @@ -303,6 +303,9 @@ func GenKubeConfigFile(serverName string) (string, error) {
if err := os.WriteFile(kubeConfigFile, []byte(kubeConfig), 0644); err != nil {
return "", err
}
if err := os.Setenv("E2E_KUBECONFIG", kubeConfigFile); err != nil {
return "", err
}
return kubeConfigFile, nil
}

Expand Down Expand Up @@ -453,9 +456,11 @@ func RunCmdOnNode(cmd string, nodename string) (string, error) {
return out, nil
}

// RunCommand executes a command on the host
func RunCommand(cmd string) (string, error) {
c := exec.Command("bash", "-c", cmd)
if kc, ok := os.LookupEnv("E2E_KUBECONFIG"); ok {
c.Env = append(os.Environ(), "KUBECONFIG="+kc)
}
out, err := c.CombinedOutput()
return string(out), err
}
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