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274 lines
9.6 KiB
274 lines
9.6 KiB
package integration
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import (
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"os"
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"path/filepath"
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"testing"
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testutil "github.com/k3s-io/k3s/tests/integration"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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. "github.com/onsi/gomega/gstruct"
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v1 "k8s.io/api/core/v1"
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)
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var startupServer *testutil.K3sServer
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var startupServerArgs = []string{}
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var testLock int
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var _ = BeforeSuite(func() {
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if testutil.IsExistingServer() {
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Skip("Test does not support running on existing k3s servers")
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}
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var err error
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testLock, err = testutil.K3sTestLock()
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Expect(err).ToNot(HaveOccurred())
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})
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var _ = Describe("startup tests", Ordered, func() {
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When("a default server is created", func() {
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It("is created with no arguments", func() {
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var err error
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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When("a etcd backed server is created", func() {
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It("is created with cluster-init arguments", func() {
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var err error
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startupServerArgs = []string{"--cluster-init"}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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When("a server without traefik is created", func() {
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It("is created with disable arguments", func() {
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var err error
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startupServerArgs = []string{"--disable", "traefik"}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods without traefik deployed", func() {
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Eventually(func() error {
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return testutil.CheckDeployments([]string{"coredns", "local-path-provisioner", "metrics-server"})
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}, "90s", "10s").Should(Succeed())
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nodes, err := testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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When("a server with different IPs is created", func() {
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It("creates dummy interfaces", func() {
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Expect(testutil.RunCommand("ip link add dummy2 type dummy")).To(Equal(""))
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Expect(testutil.RunCommand("ip link add dummy3 type dummy")).To(Equal(""))
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Expect(testutil.RunCommand("ip addr add 11.22.33.44/24 dev dummy2")).To(Equal(""))
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Expect(testutil.RunCommand("ip addr add 55.66.77.88/24 dev dummy3")).To(Equal(""))
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})
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It("is created with node-ip arguments", func() {
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var err error
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startupServerArgs = []string{"--node-ip", "11.22.33.44", "--node-external-ip", "55.66.77.88"}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the node deployed with correct IPs", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "10s").Should(Succeed())
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nodes, err := testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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Expect(nodes[0].Status.Addresses).To(ContainElements([]v1.NodeAddress{
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{
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Type: "InternalIP",
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Address: "11.22.33.44",
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},
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{
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Type: "ExternalIP",
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Address: "55.66.77.88",
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}}))
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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Expect(testutil.RunCommand("ip link del dummy2")).To(Equal(""))
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Expect(testutil.RunCommand("ip link del dummy3")).To(Equal(""))
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})
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})
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When("a server with different data-dir is created", func() {
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var tempDir string
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It("creates a temp directory", func() {
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var err error
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tempDir, err = os.MkdirTemp("", "k3s-data-dir")
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Expect(err).ToNot(HaveOccurred())
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})
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It("is created with data-dir flag", func() {
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var err error
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startupServerArgs = []string{"--data-dir", tempDir}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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nodes, err := testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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})
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It("has the correct files in the temp data-dir", func() {
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_, err := os.Stat(filepath.Join(tempDir, "server", "tls", "server-ca.key"))
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Expect(err).ToNot(HaveOccurred())
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_, err = os.Stat(filepath.Join(tempDir, "server", "token"))
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Expect(err).ToNot(HaveOccurred())
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_, err = os.Stat(filepath.Join(tempDir, "agent", "client-kubelet.crt"))
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Expect(err).ToNot(HaveOccurred())
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, tempDir)).To(Succeed())
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})
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})
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When("a server with different node options is created", func() {
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It("is created with node-name with-node-id, node-label and node-taint flags", func() {
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var err error
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startupServerArgs = []string{"--node-name", "customnoder", "--with-node-id", "--node-label", "foo=bar", "--node-taint", "alice=bob:PreferNoSchedule"}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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nodes, err := testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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})
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var nodes []v1.Node
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It("has a custom node name with id appended", func() {
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var err error
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nodes, err = testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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Expect(nodes[0].Name).To(MatchRegexp(`-[0-9a-f]*`))
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Expect(nodes[0].Name).To(ContainSubstring("customnoder"))
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})
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It("has proper node labels and taints", func() {
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Expect(nodes[0].ObjectMeta.Labels).To(MatchKeys(IgnoreExtras, Keys{
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"foo": Equal("bar"),
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}))
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Expect(nodes[0].Spec.Taints).To(ContainElement(v1.Taint{Key: "alice", Value: "bob", Effect: v1.TaintEffectPreferNoSchedule}))
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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When("a server with prefer-bundled-bin option", func() {
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It("is created with prefer-bundled-bin flag", func() {
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var err error
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startupServerArgs = []string{"--prefer-bundled-bin"}
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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nodes, err := testutil.ParseNodes()
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Expect(err).NotTo(HaveOccurred())
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Expect(nodes).To(HaveLen(1))
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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// Check for regression of containerd restarting pods
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// https://github.com/containerd/containerd/issues/7843
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When("a server with a dummy pod", func() {
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It("is created with no arguments", func() {
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var err error
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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})
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It("has the default pods deployed", func() {
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "120s", "5s").Should(Succeed())
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})
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It("creates a new pod", func() {
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Expect(testutil.K3sCmd("kubectl apply -f ./testdata/dummy.yaml")).
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To(ContainSubstring("pod/dummy created"))
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Eventually(func() (string, error) {
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return testutil.K3sCmd("kubectl get event -n kube-system --field-selector involvedObject.name=dummy")
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}, "60s", "5s").Should(ContainSubstring("Started container dummy"))
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})
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It("restarts the server", func() {
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var err error
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Expect(testutil.K3sStopServer(startupServer)).To(Succeed())
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startupServer, err = testutil.K3sStartServer(startupServerArgs...)
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Expect(err).ToNot(HaveOccurred())
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Eventually(func() error {
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return testutil.K3sDefaultDeployments()
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}, "180s", "5s").Should(Succeed())
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})
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It("has the dummy pod not restarted", func() {
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Consistently(func(g Gomega) {
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res, err := testutil.K3sCmd("kubectl get event -n kube-system --field-selector involvedObject.name=dummy")
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g.Expect(err).ToNot(HaveOccurred())
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g.Expect(res).NotTo(ContainSubstring("Pod sandbox changed, it will be killed and re-created"))
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g.Expect(res).NotTo(ContainSubstring("Stopping container dummy"))
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}, "30s", "5s").Should(Succeed())
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})
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It("dies cleanly", func() {
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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Expect(testutil.K3sCleanup(-1, "")).To(Succeed())
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})
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})
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})
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var failed bool
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var _ = AfterEach(func() {
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failed = failed || CurrentSpecReport().Failed()
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})
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var _ = AfterSuite(func() {
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if !testutil.IsExistingServer() {
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if failed {
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testutil.K3sSaveLog(startupServer, false)
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Expect(testutil.K3sKillServer(startupServer)).To(Succeed())
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}
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Expect(testutil.K3sCleanup(testLock, "")).To(Succeed())
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}
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})
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func Test_IntegrationStartup(t *testing.T) {
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RegisterFailHandler(Fail)
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RunSpecs(t, "Startup Suite")
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}
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