podman/test/e2e/generate_kube_test.go

1999 lines
74 KiB
Go

//go:build linux || freebsd
package integration
import (
"fmt"
"os"
"os/user"
"path/filepath"
"strconv"
"strings"
"github.com/containers/podman/v5/libpod/define"
v1 "github.com/containers/podman/v5/pkg/k8s.io/api/core/v1"
"github.com/containers/podman/v5/pkg/util"
. "github.com/containers/podman/v5/test/utils"
. "github.com/onsi/ginkgo/v2"
. "github.com/onsi/gomega"
"sigs.k8s.io/yaml"
)
var _ = Describe("Podman kube generate", func() {
It("pod on bogus object", func() {
session := podmanTest.Podman([]string{"generate", "kube", "foobarpod"})
session.WaitWithDefaultTimeout()
Expect(session).To(ExitWithError(125, `name or ID "foobarpod" not found`))
})
It("service on bogus object", func() {
session := podmanTest.Podman([]string{"kube", "generate", "-s", "foobarservice"})
session.WaitWithDefaultTimeout()
Expect(session).To(ExitWithError(125, `name or ID "foobarservice" not found`))
})
It("on container", func() {
session := podmanTest.RunTopContainer("top")
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", false))
Expect(pod.Spec.SecurityContext).To(BeNil())
Expect(pod.Spec.DNSConfig).To(BeNil())
Expect(pod.Spec.Containers[0]).To(HaveField("WorkingDir", ""))
Expect(pod.Spec.Containers[0].SecurityContext).To(BeNil())
Expect(pod.Spec.Containers[0].Env).To(BeNil())
Expect(pod).To(HaveField("Name", "top-pod"))
Expect(pod.Spec.TerminationGracePeriodSeconds).To(BeNil())
numContainers := 0
for range pod.Spec.Containers {
numContainers++
}
Expect(numContainers).To(Equal(1))
})
It("service on container with --security-opt level", func() {
session := podmanTest.Podman([]string{"create", "--name", "test", "--security-opt", "label=level:s0:c100,c200", CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "test"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(kube.OutputToString()).To(ContainSubstring("level: s0:c100,c200"))
})
It("service kube on container with --security-opt disable", func() {
session := podmanTest.Podman([]string{"create", "--name", "test-disable", "--security-opt", "label=disable", CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "test-disable"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(kube.OutputToString()).To(ContainSubstring("type: spc_t"))
})
It("service kube on container with --security-opt type", func() {
session := podmanTest.Podman([]string{"create", "--name", "test", "--security-opt", "label=type:foo_bar_t", CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "test"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(kube.OutputToString()).To(ContainSubstring("type: foo_bar_t"))
})
It("service kube on container - targetPort should match port name", func() {
session := podmanTest.Podman([]string{"create", "--name", "test-ctr", "-p", "3890:3890", CITEST_IMAGE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "-s", "test-ctr"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Separate out the Service and Pod yaml
arr := strings.Split(string(kube.Out.Contents()), "---")
Expect(arr).To(HaveLen(2))
svc := new(v1.Service)
err := yaml.Unmarshal([]byte(arr[0]), svc)
Expect(err).ToNot(HaveOccurred())
Expect(svc.Spec.Ports).To(HaveLen(1))
Expect(svc.Spec.Ports[0].TargetPort.IntValue()).To(Equal(3890))
pod := new(v1.Pod)
err = yaml.Unmarshal([]byte(arr[1]), pod)
Expect(err).ToNot(HaveOccurred())
})
It("on container with and without service", func() {
session := podmanTest.Podman([]string{"create", "--name", "test-ctr", "-p", "3890:3890", CITEST_IMAGE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "-s", "test-ctr"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Separate out the Service and Pod yaml
arr := strings.Split(string(kube.Out.Contents()), "---")
Expect(arr).To(HaveLen(2))
svc := new(v1.Service)
err := yaml.Unmarshal([]byte(arr[0]), svc)
Expect(err).ToNot(HaveOccurred())
Expect(svc.Spec.Ports).To(HaveLen(1))
Expect(svc.Spec.Ports[0].TargetPort.IntValue()).To(Equal(3890))
pod := new(v1.Pod)
err = yaml.Unmarshal([]byte(arr[1]), pod)
Expect(err).ToNot(HaveOccurred())
// Since hostPort will not be set in the yaml, when we unmarshal it it will have a value of 0
Expect(pod.Spec.Containers[0].Ports[0].HostPort).To(Equal(int32(0)))
// Now do kube generate without the --service flag
kube = podmanTest.Podman([]string{"kube", "generate", "test-ctr"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// The hostPort in the pod yaml should be set to 3890
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers[0].Ports[0].HostPort).To(Equal(int32(3890)))
})
It("on pod", func() {
_, rc, _ := podmanTest.CreatePod(map[string][]string{"--name": {"toppod"}})
Expect(rc).To(Equal(0))
session := podmanTest.RunTopContainerInPod("topcontainer", "toppod")
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "toppod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", false))
Expect(pod.Annotations).To(HaveLen(1))
numContainers := 0
for range pod.Spec.Containers {
numContainers++
}
Expect(numContainers).To(Equal(1))
})
It("multiple pods", func() {
pod1 := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:pod1", CITEST_IMAGE, "top"})
pod1.WaitWithDefaultTimeout()
Expect(pod1).Should(ExitCleanly())
pod2 := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:pod2", CITEST_IMAGE, "top"})
pod2.WaitWithDefaultTimeout()
Expect(pod2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "pod1", "pod2"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
Expect(string(kube.Out.Contents())).To(ContainSubstring(`name: pod1`))
Expect(string(kube.Out.Contents())).To(ContainSubstring(`name: pod2`))
})
It("on pod with init containers", func() {
session := podmanTest.Podman([]string{"create", "--pod", "new:toppod", "--init-ctr", "always", CITEST_IMAGE, "echo", "hello"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "toppod", "--init-ctr", "always", CITEST_IMAGE, "echo", "world"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "toppod", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "toppod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", false))
numContainers := len(pod.Spec.Containers) + len(pod.Spec.InitContainers)
Expect(numContainers).To(Equal(3))
// Init container should be in the generated kube yaml if created with "once" type and the pod has not been started
session = podmanTest.Podman([]string{"create", "--pod", "new:toppod-2", "--init-ctr", "once", CITEST_IMAGE, "echo", "using once type"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "toppod-2", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", "toppod-2"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", false))
numContainers = len(pod.Spec.Containers) + len(pod.Spec.InitContainers)
Expect(numContainers).To(Equal(2))
// Init container should not be in the generated kube yaml if created with "once" type and the pod has been started
session = podmanTest.Podman([]string{"create", "--pod", "new:toppod-3", "--init-ctr", "once", CITEST_IMAGE, "echo", "using once type"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "toppod-3", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"pod", "start", "toppod-3"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", "toppod-3"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", false))
numContainers = len(pod.Spec.Containers) + len(pod.Spec.InitContainers)
Expect(numContainers).To(Equal(1))
})
It("on pod with user namespace", func() {
u, err := user.Current()
Expect(err).ToNot(HaveOccurred())
name := u.Username
if name == "root" {
name = "containers"
}
content, err := os.ReadFile("/etc/subuid")
if err != nil {
Skip("cannot read /etc/subuid")
}
if !strings.Contains(string(content), name) {
Skip("cannot find mappings for the current user")
}
podSession := podmanTest.Podman([]string{"pod", "create", "--name", "testPod", "--userns=auto"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--name", "topcontainer", "--pod", "testPod", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testPod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
expected := false
Expect(pod.Spec).To(HaveField("HostUsers", &expected))
})
It("on pod with host network", func() {
podSession := podmanTest.Podman([]string{"pod", "create", "--name", "testHostNetwork", "--network", "host"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--name", "topcontainer", "--pod", "testHostNetwork", "--network", "host", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testHostNetwork"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", true))
})
It("on container with host network", func() {
session := podmanTest.RunTopContainerWithArgs("topcontainer", []string{"--network", "host"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "topcontainer"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec).To(HaveField("HostNetwork", true))
})
It("on pod with hostAliases", func() {
podName := "testHost"
testIP := "127.0.0.1"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName,
"--add-host", "test1.podman.io" + ":" + testIP,
"--add-host", "test2.podman.io" + ":" + testIP,
})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
ctr2Name := "ctr2"
ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr2Session.WaitWithDefaultTimeout()
Expect(ctr2Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.HostAliases).To(HaveLen(2))
Expect(pod.Spec.HostAliases[0]).To(HaveField("IP", testIP))
Expect(pod.Spec.HostAliases[1]).To(HaveField("IP", testIP))
})
It("with network sharing", func() {
// Expect error with default sharing options as Net namespace is shared
podName := "testPod"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctrSession := podmanTest.Podman([]string{"create", "--name", "testCtr", "--pod", podName, "-p", "9000:8000", CITEST_IMAGE, "top"})
ctrSession.WaitWithDefaultTimeout()
Expect(ctrSession).Should(ExitWithError(125, "invalid config provided: published or exposed ports must be defined when the pod is created: network cannot be configured when it is shared with a pod"))
// Ports without Net sharing should work with ports being set for each container in the generated kube yaml
podName = "testNet"
podSession = podmanTest.Podman([]string{"pod", "create", "--name", podName, "--share", "ipc"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, "-p", "9000:8000", CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
ctr2Name := "ctr2"
ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, "-p", "6000:5000", CITEST_IMAGE, "top"})
ctr2Session.WaitWithDefaultTimeout()
Expect(ctr2Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers).To(HaveLen(2))
Expect(pod.Spec.Containers[0].Ports[0].ContainerPort).To(Equal(int32(8000)))
Expect(pod.Spec.Containers[1].Ports[0].ContainerPort).To(Equal(int32(5000)))
Expect(pod.Spec.Containers[0].Ports[0].HostPort).To(Equal(int32(9000)))
Expect(pod.Spec.Containers[1].Ports[0].HostPort).To(Equal(int32(6000)))
})
It("with and without hostname", func() {
// Expect error with default sharing options as UTS namespace is shared
podName := "testPod"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctrSession := podmanTest.Podman([]string{"create", "--name", "testCtr", "--pod", podName, "--hostname", "test-hostname", CITEST_IMAGE, "top"})
ctrSession.WaitWithDefaultTimeout()
Expect(ctrSession).Should(ExitWithError(125, "invalid config provided: cannot set hostname when joining the pod UTS namespace: invalid configuration"))
// Hostname without uts sharing should work, but generated kube yaml will have pod hostname
// set to the hostname of the first container
podName = "testHostname"
podSession = podmanTest.Podman([]string{"pod", "create", "--name", podName, "--share", "ipc"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1HostName := "ctr1-hostname"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, "--hostname", ctr1HostName, CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
ctr2Name := "ctr2"
ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr2Session.WaitWithDefaultTimeout()
Expect(ctr2Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers).To(HaveLen(2))
Expect(pod.Spec.Hostname).To(Equal(ctr1HostName))
// No hostname
podName = "testNoHostname"
podSession = podmanTest.Podman([]string{"pod", "create", "--name", podName, "--share", "ipc"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr3Name := "ctr3"
ctr3Session := podmanTest.Podman([]string{"create", "--name", ctr3Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr3Session.WaitWithDefaultTimeout()
Expect(ctr3Session).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers).To(HaveLen(1))
Expect(pod.Spec.Hostname).To(BeEmpty())
})
It("service kube on pod", func() {
session := podmanTest.Podman([]string{"create", "--pod", "new:test-pod", "-p", "4000:4000/udp", CITEST_IMAGE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "-s", "test-pod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Separate out the Service and Pod yaml
arr := strings.Split(string(kube.Out.Contents()), "---")
Expect(arr).To(HaveLen(2))
svc := new(v1.Service)
err := yaml.Unmarshal([]byte(arr[0]), svc)
Expect(err).ToNot(HaveOccurred())
Expect(svc.Spec.Ports).To(HaveLen(1))
Expect(svc.Spec.Ports[0].TargetPort.IntValue()).To(Equal(4000))
Expect(svc.Spec.Ports[0]).To(HaveField("Protocol", v1.ProtocolUDP))
pod := new(v1.Pod)
err = yaml.Unmarshal([]byte(arr[1]), pod)
Expect(err).ToNot(HaveOccurred())
})
It("on pod with restartPolicy set for container in a pod", func() {
//TODO: v5.0 - change/remove test once we block --restart on container when it is in a pod
// podName, set, expect
testSli := [][]string{
{"testPod1", "", ""}, // some pod create from cmdline, so set it to an empty string and let k8s default it to Always
{"testPod2", "always", "Always"},
{"testPod3", "on-failure", "OnFailure"},
{"testPod4", "no", "Never"},
{"testPod5", "never", "Never"},
}
for k, v := range testSli {
podName := v[0]
// Need to set --restart during pod creation as gen kube only picks up the pod's restart policy
podSession := podmanTest.Podman([]string{"pod", "create", "--restart", v[1], "--name", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctrName := "ctr" + strconv.Itoa(k)
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctrName, "--pod", podName,
"--restart", v[1], CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(string(pod.Spec.RestartPolicy)).To(Equal(v[2]))
}
})
It("on pod with restartPolicy", func() {
// podName, set, expect
testSli := [][]string{
{"testPod1", "", ""},
{"testPod2", "always", "Always"},
{"testPod3", "on-failure", "OnFailure"},
{"testPod4", "no", "Never"},
{"testPod5", "never", "Never"},
}
for k, v := range testSli {
podName := v[0]
podSession := podmanTest.Podman([]string{"pod", "create", "--restart", v[1], podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctrName := "ctr" + strconv.Itoa(k)
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctrName, "--pod", podName, CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(string(pod.Spec.RestartPolicy)).To(Equal(v[2]))
}
})
It("on ctr with restartPolicy", func() {
// podName, set, expect
testSli := [][]string{
{"", ""}, // some ctr created from cmdline, set it to "" and let k8s default it to Always
{"always", "Always"},
{"on-failure", "OnFailure"},
{"no", "Never"},
{"never", "Never"},
}
for k, v := range testSli {
ctrName := "ctr" + strconv.Itoa(k)
ctrSession := podmanTest.Podman([]string{"create", "--restart", v[0], "--name", ctrName, CITEST_IMAGE, "top"})
ctrSession.WaitWithDefaultTimeout()
Expect(ctrSession).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", ctrName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(string(pod.Spec.RestartPolicy)).To(Equal(v[1]))
}
})
It("on pod with memory limit", func() {
SkipIfRootlessCgroupsV1("Not supported for rootless + CgroupsV1")
podName := "testMemoryLimit"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, "--memory", "10M", CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
for _, ctr := range pod.Spec.Containers {
memoryLimit, _ := ctr.Resources.Limits.Memory().AsInt64()
Expect(memoryLimit).To(Equal(int64(10 * 1024 * 1024)))
}
})
It("on pod with cpu limit", func() {
SkipIfRootlessCgroupsV1("Not supported for rootless + CgroupsV1")
podName := "testCpuLimit"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName,
"--cpus", "0.5", CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
ctr2Name := "ctr2"
ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName,
"--cpu-period", "100000", "--cpu-quota", "50000", CITEST_IMAGE, "top"})
ctr2Session.WaitWithDefaultTimeout()
Expect(ctr2Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
for _, ctr := range pod.Spec.Containers {
cpuLimit := ctr.Resources.Limits.Cpu().MilliValue()
Expect(cpuLimit).To(Equal(int64(500)))
}
})
It("on pod with ports", func() {
podName := "test"
lock4 := GetPortLock("4008")
defer lock4.Unlock()
lock5 := GetPortLock("5008")
defer lock5.Unlock()
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName, "-p", "4008:4000", "-p", "5008:5000"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
ctr1Name := "ctr1"
ctr1Session := podmanTest.Podman([]string{"create", "--name", ctr1Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr1Session.WaitWithDefaultTimeout()
Expect(ctr1Session).Should(ExitCleanly())
ctr2Name := "ctr2"
ctr2Session := podmanTest.Podman([]string{"create", "--name", ctr2Name, "--pod", podName, CITEST_IMAGE, "top"})
ctr2Session.WaitWithDefaultTimeout()
Expect(ctr2Session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
foundPort400x := 0
foundPort500x := 0
foundOtherPort := 0
for _, ctr := range pod.Spec.Containers {
for _, port := range ctr.Ports {
// Since we are using tcp here, the generated kube yaml shouldn't
// have anything for protocol under the ports as tcp is the default
// for k8s
Expect(port.Protocol).To(BeEmpty())
switch port.HostPort {
case 4008:
foundPort400x++
case 5008:
foundPort500x++
default:
foundOtherPort++
}
}
}
Expect(foundPort400x).To(Equal(1))
Expect(foundPort500x).To(Equal(1))
Expect(foundOtherPort).To(Equal(0))
// Create container with UDP port and check the generated kube yaml
ctrWithUDP := podmanTest.Podman([]string{"create", "--pod", "new:test-pod", "-p", "6666:66/udp", CITEST_IMAGE, "top"})
ctrWithUDP.WaitWithDefaultTimeout()
Expect(ctrWithUDP).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", "test-pod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0].Ports).To(HaveLen(1))
Expect(containers[0].Ports[0]).To(HaveField("Protocol", v1.ProtocolUDP))
})
It("generate and reimport kube on pod", func() {
podName := "toppod"
_, rc, _ := podmanTest.CreatePod(map[string][]string{"--name": {podName}})
Expect(rc).To(Equal(0))
session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session2 := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test2", CITEST_IMAGE, "top"})
session2.WaitWithDefaultTimeout()
Expect(session2).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", "-f", outputFile, podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
session3 := podmanTest.Podman([]string{"pod", "rm", "-af"})
session3.WaitWithDefaultTimeout()
Expect(session3).Should(ExitCleanly())
session4 := podmanTest.Podman([]string{"kube", "play", outputFile})
session4.WaitWithDefaultTimeout()
Expect(session4).Should(ExitCleanly())
session5 := podmanTest.Podman([]string{"pod", "ps"})
session5.WaitWithDefaultTimeout()
Expect(session5).Should(ExitCleanly())
Expect(session5.OutputToString()).To(ContainSubstring(podName))
session6 := podmanTest.Podman([]string{"ps", "-a"})
session6.WaitWithDefaultTimeout()
Expect(session6).Should(ExitCleanly())
psOut := session6.OutputToString()
Expect(psOut).To(ContainSubstring("test1"))
Expect(psOut).To(ContainSubstring("test2"))
})
It("generate with user and reimport kube on pod", func() {
podName := "toppod"
_, rc, _ := podmanTest.CreatePod(map[string][]string{"--name": {podName}})
Expect(rc).To(Equal(0))
session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", "--user", "100:200", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
inspect := podmanTest.Podman([]string{"inspect", "--format", "{{.Config.User}}", "test1"})
inspect.WaitWithDefaultTimeout()
Expect(inspect).Should(ExitCleanly())
Expect(inspect.OutputToString()).To(ContainSubstring("100:200"))
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", "-f", outputFile, podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
session = podmanTest.Podman([]string{"pod", "rm", "-af"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
podmanTest.AddImageToRWStore(CITEST_IMAGE)
session = podmanTest.Podman([]string{"kube", "play", outputFile})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
// container name in pod is <podName>-<ctrName>
inspect1 := podmanTest.Podman([]string{"inspect", "--format", "{{.Config.User}}", "toppod-test1"})
inspect1.WaitWithDefaultTimeout()
Expect(inspect1).Should(ExitCleanly())
Expect(inspect1.OutputToString()).To(ContainSubstring(inspect.OutputToString()))
})
It("with volume", func() {
vol1 := filepath.Join(podmanTest.TempDir, "vol-test1")
err := os.MkdirAll(vol1, 0755)
Expect(err).ToNot(HaveOccurred())
// we need a container name because IDs don't persist after rm/play
ctrName := "test-ctr"
ctrNameInKubePod := "test1-test-ctr"
session1 := podmanTest.Podman([]string{"run", "-d", "--pod", "new:test1", "--name", ctrName, "-v", vol1 + ":/volume/:z", CITEST_IMAGE, "top"})
session1.WaitWithDefaultTimeout()
Expect(session1).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", "test1", "-f", outputFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
b, err := os.ReadFile(outputFile)
Expect(err).ShouldNot(HaveOccurred())
pod := new(v1.Pod)
err = yaml.Unmarshal(b, pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.BindMountPrefix, vol1+":"+"z"))
rm := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", "test1"})
rm.WaitWithDefaultTimeout()
Expect(rm).Should(ExitCleanly())
play := podmanTest.Podman([]string{"kube", "play", outputFile})
play.WaitWithDefaultTimeout()
Expect(play).Should(ExitCleanly())
inspect := podmanTest.Podman([]string{"inspect", ctrNameInKubePod})
inspect.WaitWithDefaultTimeout()
Expect(inspect).Should(ExitCleanly())
Expect(inspect.OutputToString()).To(ContainSubstring(vol1))
})
It("with subpath volume", func() {
// We want to verify that generating Volume's subPath is working properly
// https://kubernetes.io/docs/concepts/storage/volumes/#using-subpath
// by creating a volume with two directories and mounthing them separately
volName := "vol-test1"
pvcName := fmt.Sprintf("%s-pvc", volName)
podmanTest.PodmanExitCleanly("volume", "create", volName)
mountPoint := "/mnt"
etcFile := "etcfile"
etcDirPath := filepath.Join(mountPoint, "etc")
etcSubPath := filepath.Join("/etc", etcFile)
etcMountSubPath := filepath.Join(mountPoint, etcSubPath)
populateEtcCmd := fmt.Sprintf("mkdir -p %s; touch %s", etcDirPath, etcMountSubPath)
varFile := "varfile"
varDirPath := filepath.Join(mountPoint, "var")
varSubPath := filepath.Join("/var", varFile)
varMountSubPath := filepath.Join(mountPoint, varSubPath)
populateVarCmd := fmt.Sprintf("mkdir -p %s; touch %s", varDirPath, varMountSubPath)
cmd := fmt.Sprintf("%s; %s", populateEtcCmd, populateVarCmd)
vol := fmt.Sprintf("%s:%s", volName, mountPoint)
podmanTest.PodmanExitCleanly("run", "-v", vol, ALPINE, "sh", "-c", cmd)
etcTargetPath := filepath.Join(mountPoint, etcFile)
varTargetPath := filepath.Join(mountPoint, varFile)
mountTemplate := "type=volume,source=%s,volume-subpath=%s,target=%s"
podmanTest.PodmanExitCleanly("run", "-d", "--pod", "new:test1", "--name", "test-ctr",
"--mount", fmt.Sprintf(mountTemplate, volName, etcSubPath, etcTargetPath),
"--mount", fmt.Sprintf(mountTemplate, volName, varSubPath, varTargetPath),
CITEST_IMAGE, "top")
kube := podmanTest.PodmanExitCleanly("kube", "generate", "test1")
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers[0].VolumeMounts).To(ContainElements(v1.VolumeMount{
Name: pvcName,
MountPath: etcTargetPath,
SubPath: etcSubPath,
}, v1.VolumeMount{
Name: pvcName,
MountPath: varTargetPath,
SubPath: varSubPath,
}),
)
})
It("when bind-mounting '/' and '/root' at the same time ", func() {
// Fixes https://github.com/containers/podman/issues/9764
ctrName := "mount-root-ctr"
session1 := podmanTest.Podman([]string{"run", "-d", "--pod", "new:mount-root-conflict", "--name", ctrName,
"-v", "/:/volume1/",
"-v", "/root:/volume2/",
CITEST_IMAGE, "top"})
session1.WaitWithDefaultTimeout()
Expect(session1).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "mount-root-conflict"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Volumes).To(HaveLen(2))
})
It("with persistent volume claim", func() {
vol := "vol-test-persistent-volume-claim"
// we need a container name because IDs don't persist after rm/play
ctrName := "test-persistent-volume-claim"
ctrNameInKubePod := "test1-test-persistent-volume-claim"
session := podmanTest.Podman([]string{"run", "-d", "--pod", "new:test1", "--name", ctrName, "-v", vol + ":/volume/:z", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", "test1", "-f", outputFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
rm := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", "test1"})
rm.WaitWithDefaultTimeout()
Expect(rm).Should(ExitCleanly())
play := podmanTest.Podman([]string{"kube", "play", outputFile})
play.WaitWithDefaultTimeout()
Expect(play).Should(ExitCleanly())
inspect := podmanTest.Podman([]string{"inspect", ctrNameInKubePod})
inspect.WaitWithDefaultTimeout()
Expect(inspect).Should(ExitCleanly())
Expect(inspect.OutputToString()).To(ContainSubstring(vol))
})
It("sharing pid namespace", func() {
podName := "test"
podSession := podmanTest.Podman([]string{"pod", "create", "--name", podName, "--share", "pid"})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--pod", podName, "--name", "test1", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", podName, "-f", outputFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
rm := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", podName})
rm.WaitWithDefaultTimeout()
Expect(rm).Should(ExitCleanly())
play := podmanTest.Podman([]string{"kube", "play", outputFile})
play.WaitWithDefaultTimeout()
Expect(play).Should(ExitCleanly())
inspect := podmanTest.Podman([]string{"pod", "inspect", podName})
inspect.WaitWithDefaultTimeout()
Expect(inspect).Should(ExitCleanly())
Expect(inspect.OutputToString()).To(ContainSubstring(`"pid"`))
})
It("with pods and containers", func() {
pod1 := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:pod1", CITEST_IMAGE, "top"})
pod1.WaitWithDefaultTimeout()
Expect(pod1).Should(ExitCleanly())
pod2 := podmanTest.Podman([]string{"run", "-dt", "--name", "top", CITEST_IMAGE, "top"})
pod2.WaitWithDefaultTimeout()
Expect(pod2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "pod1", "top"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
})
It("with containers in a pod should fail", func() {
pod1 := podmanTest.Podman([]string{"pod", "create", "--name", "pod1"})
pod1.WaitWithDefaultTimeout()
Expect(pod1).Should(ExitCleanly())
con := podmanTest.Podman([]string{"run", "-dt", "--pod", "pod1", "--name", "top", CITEST_IMAGE, "top"})
con.WaitWithDefaultTimeout()
Expect(con).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top"})
kube.WaitWithDefaultTimeout()
Expect(kube).To(ExitWithError(125, " is associated with pod "))
})
It("with multiple containers", func() {
con1 := podmanTest.Podman([]string{"run", "-dt", "--name", "con1", CITEST_IMAGE, "top"})
con1.WaitWithDefaultTimeout()
Expect(con1).Should(ExitCleanly())
con2 := podmanTest.Podman([]string{"run", "-dt", "--name", "con2", CITEST_IMAGE, "top"})
con2.WaitWithDefaultTimeout()
Expect(con2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "con1", "con2"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
})
It("with containers in pods should fail", func() {
pod1 := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:pod1", "--name", "top1", CITEST_IMAGE, "top"})
pod1.WaitWithDefaultTimeout()
Expect(pod1).Should(ExitCleanly())
pod2 := podmanTest.Podman([]string{"run", "-dt", "--pod", "new:pod2", "--name", "top2", CITEST_IMAGE, "top"})
pod2.WaitWithDefaultTimeout()
Expect(pod2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top1", "top2"})
kube.WaitWithDefaultTimeout()
Expect(kube).To(ExitWithError(125, " is associated with pod "))
})
It("on a container with dns options", func() {
top := podmanTest.Podman([]string{"run", "-dt", "--name", "top", "--dns", "8.8.8.8", "--dns-search", "foobar.com", "--dns-option", "color:blue", CITEST_IMAGE, "top"})
top.WaitWithDefaultTimeout()
Expect(top).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.DNSConfig.Nameservers).To(ContainElement("8.8.8.8"))
Expect(pod.Spec.DNSConfig.Searches).To(ContainElement("foobar.com"))
Expect(pod.Spec.DNSConfig.Options).ToNot(BeEmpty())
Expect(pod.Spec.DNSConfig.Options[0]).To(HaveField("Name", "color"))
s := "blue"
Expect(pod.Spec.DNSConfig.Options[0]).To(HaveField("Value", &s))
})
It("multiple container dns servers and options are cumulative", func() {
top1 := podmanTest.Podman([]string{"run", "-dt", "--name", "top1", "--dns", "8.8.8.8", "--dns-search", "foobar.com", CITEST_IMAGE, "top"})
top1.WaitWithDefaultTimeout()
Expect(top1).Should(ExitCleanly())
top2 := podmanTest.Podman([]string{"run", "-dt", "--name", "top2", "--dns", "8.7.7.7", "--dns-search", "homer.com", CITEST_IMAGE, "top"})
top2.WaitWithDefaultTimeout()
Expect(top2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top1", "top2"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.DNSConfig.Nameservers).To(ContainElement("8.8.8.8"))
Expect(pod.Spec.DNSConfig.Nameservers).To(ContainElement("8.7.7.7"))
Expect(pod.Spec.DNSConfig.Searches).To(ContainElement("foobar.com"))
Expect(pod.Spec.DNSConfig.Searches).To(ContainElement("homer.com"))
})
It("on a pod with dns options", func() {
top := podmanTest.Podman([]string{"run", "--pod", "new:pod1", "-dt", "--name", "top", "--dns", "8.8.8.8", "--dns-search", "foobar.com", "--dns-opt", "color:blue", CITEST_IMAGE, "top"})
top.WaitWithDefaultTimeout()
Expect(top).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "pod1"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.DNSConfig.Nameservers).To(ContainElement("8.8.8.8"))
Expect(pod.Spec.DNSConfig.Searches).To(ContainElement("foobar.com"))
Expect(pod.Spec.DNSConfig.Options).ToNot(BeEmpty())
Expect(pod.Spec.DNSConfig.Options[0]).To(HaveField("Name", "color"))
s := "blue"
Expect(pod.Spec.DNSConfig.Options[0]).To(HaveField("Value", &s))
})
It("- set entrypoint as command", func() {
session := podmanTest.Podman([]string{"create", "--pod", "new:testpod", "--entrypoint", "/bin/sleep", CITEST_IMAGE, "10s"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's command is set to the
// entrypoint and it's arguments to "10s".
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0]).To(HaveField("Command", []string{"/bin/sleep"}))
Expect(containers[0]).To(HaveField("Args", []string{"10s"}))
})
It("- use command from image unless explicitly set in the podman command", func() {
session := podmanTest.Podman([]string{"create", "--name", "test", CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "test"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's command in the kube yaml is not set to the
// image command.
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0].Command).To(BeEmpty())
cmd := []string{"echo", "hi"}
session = podmanTest.Podman(append([]string{"create", "--name", "test1", CITEST_IMAGE}, cmd...))
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", "test1"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's command in the kube yaml is set to the
// command passed via the cli to podman create.
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers = pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0]).To(HaveField("Command", cmd))
})
It("- use entrypoint from image unless --entrypoint is set", func() {
// Build an image with an entrypoint.
containerfile := `FROM quay.io/libpod/alpine:latest
ENTRYPOINT ["sleep"]`
containerfilePath := filepath.Join(podmanTest.TempDir, "Containerfile")
err = os.WriteFile(containerfilePath, []byte(containerfile), 0644)
Expect(err).ToNot(HaveOccurred())
image := "generatekube:test"
session := podmanTest.Podman([]string{"build", "--pull-never", "-f", containerfilePath, "-t", image})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "new:testpod", image, "10s"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's command in the kube yaml is NOT set to the
// entrypoint but the arguments should be set to "10s".
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0]).To(HaveField("Args", []string{"10s"}))
session = podmanTest.Podman([]string{"create", "--pod", "new:testpod-2", "--entrypoint", "echo", image, "hello"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "generate", "testpod-2"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's command in the kube yaml is set to the
// entrypoint defined by the --entrypoint flag and the arguments should be set to "hello".
pod = new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers = pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0]).To(HaveField("Command", []string{"echo"}))
Expect(containers[0]).To(HaveField("Args", []string{"hello"}))
})
It("- image has positive integer user set", func() {
// Build an image with user=1000.
containerfile := `FROM quay.io/libpod/alpine:latest
USER 1000`
containerfilePath := filepath.Join(podmanTest.TempDir, "Containerfile")
err = os.WriteFile(containerfilePath, []byte(containerfile), 0644)
Expect(err).ToNot(HaveOccurred())
image := "generatekube:test"
session := podmanTest.Podman([]string{"build", "--pull-never", "-f", containerfilePath, "-t", image})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "new:testpod", image, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the container's securityContext has runAsNonRoot=true
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
trueBool := true
Expect(containers[0]).To(HaveField("SecurityContext.RunAsNonRoot", &trueBool))
})
It("- --privileged container", func() {
session := podmanTest.Podman([]string{"create", "--pod", "new:testpod", "--privileged", CITEST_IMAGE, "ls"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Now make sure that the capabilities aren't set.
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
containers := pod.Spec.Containers
Expect(containers).To(HaveLen(1))
Expect(containers[0].SecurityContext.Capabilities).To(BeNil())
// Now make sure we can also `play` it.
kubeFile := filepath.Join(podmanTest.TempDir, "kube.yaml")
kube = podmanTest.Podman([]string{"kube", "generate", "testpod", "-f", kubeFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// Remove the pod so play can recreate it.
kube = podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
kube = podmanTest.Podman([]string{"kube", "play", kubeFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
})
It("based on user in container", func() {
// Build an image with an entrypoint.
containerfile := `FROM quay.io/libpod/alpine:latest
RUN adduser -u 10001 -S test1
USER test1`
containerfilePath := filepath.Join(podmanTest.TempDir, "Containerfile")
err = os.WriteFile(containerfilePath, []byte(containerfile), 0644)
Expect(err).ToNot(HaveOccurred())
image := "generatekube:test"
session := podmanTest.Podman([]string{"build", "--pull-never", "-f", containerfilePath, "-t", image})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", "new:testpod", image, "test1"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "testpod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers[0].SecurityContext.RunAsUser).To(BeNil())
})
It("on named volume", func() {
vol := "simple-named-volume"
session := podmanTest.Podman([]string{"volume", "create", vol})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", vol})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pvc := new(v1.PersistentVolumeClaim)
err := yaml.Unmarshal(kube.Out.Contents(), pvc)
Expect(err).ToNot(HaveOccurred())
Expect(pvc).To(HaveField("Name", vol))
Expect(pvc.Spec.AccessModes[0]).To(Equal(v1.ReadWriteOnce))
Expect(pvc.Spec.Resources.Requests.Storage().String()).To(Equal("1Gi"))
})
It("on named volume with options", func() {
vol := "complex-named-volume"
volDevice := define.TypeTmpfs
volType := define.TypeTmpfs
volOpts := "nodev,noexec"
session := podmanTest.Podman([]string{"volume", "create", "--opt", "device=" + volDevice, "--opt", "type=" + volType, "--opt", "o=" + volOpts, vol})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", vol})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pvc := new(v1.PersistentVolumeClaim)
err := yaml.Unmarshal(kube.Out.Contents(), pvc)
Expect(err).ToNot(HaveOccurred())
Expect(pvc).To(HaveField("Name", vol))
Expect(pvc.Spec.AccessModes[0]).To(Equal(v1.ReadWriteOnce))
Expect(pvc.Spec.Resources.Requests.Storage().String()).To(Equal("1Gi"))
for k, v := range pvc.Annotations {
switch k {
case util.VolumeDeviceAnnotation:
Expect(v).To(Equal(volDevice))
case util.VolumeTypeAnnotation:
Expect(v).To(Equal(volType))
case util.VolumeMountOptsAnnotation:
Expect(v).To(Equal(volOpts))
}
}
})
It("on container with auto update labels", func() {
top := podmanTest.Podman([]string{"run", "-dt", "--name", "top", "--label", "io.containers.autoupdate=local", CITEST_IMAGE, "top"})
top.WaitWithDefaultTimeout()
Expect(top).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "top"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue("io.containers.autoupdate/top", "local"))
})
It("on pod with auto update labels in all containers", func() {
pod1 := podmanTest.Podman([]string{"pod", "create", "--name", "pod1"})
pod1.WaitWithDefaultTimeout()
Expect(pod1).Should(ExitCleanly())
top1 := podmanTest.Podman([]string{"run", "-dt", "--name", "top1", "--pod", "pod1", "--label", "io.containers.autoupdate=registry", "--label", "io.containers.autoupdate.authfile=/some/authfile.json", CITEST_IMAGE, "top"})
top1.WaitWithDefaultTimeout()
Expect(top1).Should(ExitCleanly())
top2 := podmanTest.Podman([]string{"run", "-dt", "--name", "top2", "--workdir", "/root", "--pod", "pod1", "--label", "io.containers.autoupdate=registry", "--label", "io.containers.autoupdate.authfile=/some/authfile.json", CITEST_IMAGE, "top"})
top2.WaitWithDefaultTimeout()
Expect(top2).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "pod1"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers[0]).To(HaveField("WorkingDir", ""))
Expect(pod.Spec.Containers[1]).To(HaveField("WorkingDir", "/root"))
for _, ctr := range []string{"top1", "top2"} {
Expect(pod.Annotations).To(HaveKeyWithValue("io.containers.autoupdate/"+ctr, "registry"))
Expect(pod.Annotations).To(HaveKeyWithValue("io.containers.autoupdate.authfile/"+ctr, "/some/authfile.json"))
}
})
It("can export env variables correctly", func() {
// Fixes https://github.com/containers/podman/issues/12647
// PR https://github.com/containers/podman/pull/12648
ctrName := "gen-kube-env-ctr"
podName := "gen-kube-env"
// In proxy environment, this test needs to the --http-proxy=false option (#16684)
session1 := podmanTest.Podman([]string{"run", "-d", "--http-proxy=false", "--pod", "new:" + podName, "--name", ctrName,
"-e", "FOO=bar",
"-e", "HELLO=WORLD",
CITEST_IMAGE, "top"})
session1.WaitWithDefaultTimeout()
Expect(session1).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Containers[0].Env).To(HaveLen(2))
})
It("omit secret if empty", func() {
dir := GinkgoT().TempDir()
podCreate := podmanTest.Podman([]string{"run", "-d", "--pod", "new:" + "noSecretsPod", "--name", "noSecretsCtr", "--volume", dir + ":/foobar", CITEST_IMAGE})
podCreate.WaitWithDefaultTimeout()
Expect(podCreate).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "noSecretsPod"})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
Expect(kube.OutputToString()).ShouldNot(ContainSubstring("secret"))
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Spec.Volumes[0].Secret).To(BeNil())
})
It("with default ulimits", func() {
ctrName := "ulimit-ctr"
session := podmanTest.Podman([]string{"run", "-d", "--name", ctrName, CITEST_IMAGE, "sleep", "1000"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", ctrName, "-f", outputFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
b, err := os.ReadFile(outputFile)
Expect(err).ShouldNot(HaveOccurred())
pod := new(v1.Pod)
err = yaml.Unmarshal(b, pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(Not(HaveKey(define.UlimitAnnotation)))
})
It("with --ulimit set", func() {
ctrName := "ulimit-ctr"
ctrNameInKubePod := ctrName + "-pod-" + ctrName
session1 := podmanTest.Podman([]string{"run", "-d", "--name", ctrName, "--ulimit", "nofile=1231:3123", CITEST_IMAGE, "sleep", "1000"})
session1.WaitWithDefaultTimeout()
Expect(session1).Should(ExitCleanly())
outputFile := filepath.Join(podmanTest.RunRoot, "pod.yaml")
kube := podmanTest.Podman([]string{"kube", "generate", ctrName, "-f", outputFile})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
b, err := os.ReadFile(outputFile)
Expect(err).ShouldNot(HaveOccurred())
pod := new(v1.Pod)
err = yaml.Unmarshal(b, pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKey(define.UlimitAnnotation))
Expect(pod.Annotations[define.UlimitAnnotation]).To(ContainSubstring("nofile=1231:3123"))
rm := podmanTest.Podman([]string{"pod", "rm", "-t", "0", "-f", ctrName})
rm.WaitWithDefaultTimeout()
Expect(rm).Should(ExitCleanly())
play := podmanTest.Podman([]string{"kube", "play", outputFile})
play.WaitWithDefaultTimeout()
Expect(play).Should(ExitCleanly())
inspect := podmanTest.Podman([]string{"inspect", ctrNameInKubePod})
inspect.WaitWithDefaultTimeout()
Expect(inspect).Should(ExitCleanly())
Expect(inspect.OutputToString()).To(ContainSubstring("RLIMIT_NOFILE"))
Expect(inspect.OutputToString()).To(ContainSubstring("1231"))
Expect(inspect.OutputToString()).To(ContainSubstring("3123"))
})
It("on pod with --type=deployment", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "sleep", "100"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "deployment", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
dep := new(v1.Deployment)
err := yaml.Unmarshal(kube.Out.Contents(), dep)
Expect(err).ToNot(HaveOccurred())
Expect(dep.Name).To(Equal(podName + "-deployment"))
Expect(dep.Spec.Selector.MatchLabels).To(HaveKeyWithValue("app", podName))
Expect(dep.Spec.Template.Name).To(Equal(podName))
numContainers := 0
for range dep.Spec.Template.Spec.Containers {
numContainers++
}
Expect(numContainers).To(Equal(2))
})
It("on ctr with --type=deployment and --replicas=3", func() {
ctrName := "test-ctr"
session := podmanTest.Podman([]string{"create", "--name", ctrName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "deployment", "--replicas", "3", ctrName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
dep := new(v1.Deployment)
err := yaml.Unmarshal(kube.Out.Contents(), dep)
Expect(err).ToNot(HaveOccurred())
Expect(dep.Name).To(Equal(ctrName + "-pod-deployment"))
Expect(dep.Spec.Selector.MatchLabels).To(HaveKeyWithValue("app", ctrName+"-pod"))
Expect(dep.Spec.Template.Name).To(Equal(ctrName + "-pod"))
Expect(int(*dep.Spec.Replicas)).To(Equal(3))
numContainers := 0
for range dep.Spec.Template.Spec.Containers {
numContainers++
}
Expect(numContainers).To(Equal(1))
})
It("on ctr with --type=pod and --replicas=3 should fail", func() {
ctrName := "test-ctr"
session := podmanTest.Podman([]string{"create", "--name", ctrName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "pod", "--replicas", "3", ctrName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitWithError(125, "--replicas can only be set when --type is set to deployment"))
})
It("on pod with --type=deployment and --restart=no should fail", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", "--restart", "no", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "deployment", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitWithError(125, "k8s Deployments can only have restartPolicy set to Always"))
})
It("on pod with --type=job", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "sleep", "100"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "job", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
dep := new(v1.Job)
err := yaml.Unmarshal(kube.Out.Contents(), dep)
Expect(err).ToNot(HaveOccurred())
Expect(dep.Name).To(Equal(podName + "-job"))
Expect(dep.Spec.Template.Name).To(Equal(podName))
var intone int32 = 1
Expect(dep.Spec.Parallelism).To(Equal(&intone))
Expect(dep.Spec.Completions).To(Equal(&intone))
numContainers := 0
for range dep.Spec.Template.Spec.Containers {
numContainers++
}
Expect(numContainers).To(Equal(2))
})
It("on pod with --type=job and --restart=always should fail", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", "--restart", "always", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "job", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitWithError(125, "k8s Jobs can not have restartPolicy set to Always; only Never and OnFailure policies allowed"))
})
It("on pod with invalid name", func() {
podName := "test_pod"
session := podmanTest.Podman([]string{"pod", "create", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, "--restart", "no", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
// The pod name should no longer have _ and there should be no hostname in the generated yaml
Expect(pod.Name).To(Equal("testpod"))
Expect(pod.Spec.Hostname).To(Equal(""))
})
It("--podman-only on container with --volumes-from", func() {
ctr1 := "ctr1"
ctr2 := "ctr2"
vol1 := filepath.Join(podmanTest.TempDir, "vol-test1")
err := os.MkdirAll(vol1, 0755)
Expect(err).ToNot(HaveOccurred())
session := podmanTest.Podman([]string{"create", "--name", ctr1, "-v", vol1, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--volumes-from", ctr1, "--name", ctr2, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr2})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.VolumesFromAnnotation+"/"+ctr2, ctr1))
})
It("pod volumes-from annotation with semicolon as field separator", func() {
// Assert that volumes-from annotation for multiple source
// containers along with their mount options are getting
// generated with semicolon as the field separator.
srcctr1, srcctr2, tgtctr := "srcctr1", "srcctr2", "tgtctr"
frmopt1, frmopt2 := srcctr1+":ro", srcctr2+":ro"
vol1 := filepath.Join(podmanTest.TempDir, "vol-test1")
vol2 := filepath.Join(podmanTest.TempDir, "vol-test2")
err1 := os.MkdirAll(vol1, 0755)
Expect(err1).ToNot(HaveOccurred())
err2 := os.MkdirAll(vol2, 0755)
Expect(err2).ToNot(HaveOccurred())
session := podmanTest.Podman([]string{"create", "--name", srcctr1, "-v", vol1, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--name", srcctr2, "-v", vol2, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--volumes-from", frmopt1, "--volumes-from", frmopt2, "--name", tgtctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", tgtctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err3 := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err3).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.VolumesFromAnnotation+"/"+tgtctr, frmopt1+";"+frmopt2))
})
It("--podman-only on container with --rm", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--rm", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationAutoremove+"/"+ctr, define.InspectResponseTrue))
})
It("--podman-only on container with --privileged", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--privileged", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationPrivileged+"/"+ctr, define.InspectResponseTrue))
})
It("--podman-only on container with --init", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--init", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationInit+"/"+ctr, define.InspectResponseTrue))
})
It("--podman-only on container with --cidfile", func() {
ctr := "ctr"
cidFile := filepath.Join(podmanTest.TempDir, RandomString(10)+".txt")
session := podmanTest.Podman([]string{"create", "--cidfile", cidFile, "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationCIDFile+"/"+ctr, cidFile))
})
It("--podman-only on container with --security-opt seccomp=unconfined", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--security-opt", "seccomp=unconfined", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationSeccomp+"/"+ctr, "unconfined"))
})
It("--podman-only on container with --security-opt apparmor=unconfined", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--security-opt", "apparmor=unconfined", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationApparmor+"/"+ctr, "unconfined"))
})
It("--podman-only on container with --security-opt label=level:s0", func() {
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--security-opt", "label=level:s0", "--name", ctr, CITEST_IMAGE})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationLabel+"/"+ctr, "level:s0"))
})
It("--podman-only on container with --publish-all", func() {
podmanTest.AddImageToRWStore(CITEST_IMAGE)
dockerfile := fmt.Sprintf(`FROM %s
EXPOSE 2002
EXPOSE 2001-2003
EXPOSE 2004-2005/tcp`, CITEST_IMAGE)
imageName := "testimg"
podmanTest.BuildImage(dockerfile, imageName, "false")
// Verify that the buildah is just passing through the EXPOSE keys
inspect := podmanTest.Podman([]string{"inspect", imageName})
inspect.WaitWithDefaultTimeout()
image := inspect.InspectImageJSON()
Expect(image).To(HaveLen(1))
Expect(image[0].Config.ExposedPorts).To(HaveLen(3))
Expect(image[0].Config.ExposedPorts).To(HaveKey("2002/tcp"))
Expect(image[0].Config.ExposedPorts).To(HaveKey("2001-2003/tcp"))
Expect(image[0].Config.ExposedPorts).To(HaveKey("2004-2005/tcp"))
ctr := "ctr"
session := podmanTest.Podman([]string{"create", "--publish-all", "--name", ctr, imageName, "true"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--podman-only", ctr})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err = yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InspectAnnotationPublishAll+"/"+ctr, define.InspectResponseTrue))
})
It("on pod with --infra-name set", func() {
infraName := "infra-ctr"
podName := "test-pod"
podSession := podmanTest.Podman([]string{"pod", "create", "--infra-name", infraName, podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveKeyWithValue(define.InfraNameAnnotation, infraName))
})
It("on pod without --infra-name set", func() {
podName := "test-pod"
podSession := podmanTest.Podman([]string{"pod", "create", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// There should be no infra name annotation set if the --infra-name flag wasn't set during pod creation
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(pod.Annotations).To(HaveLen(1))
})
It("on pod with --stop-timeout set for ctr", func() {
podName := "test-pod"
podSession := podmanTest.Podman([]string{"pod", "create", podName})
podSession.WaitWithDefaultTimeout()
Expect(podSession).Should(ExitCleanly())
session := podmanTest.Podman([]string{"create", "--pod", podName, "--stop-timeout", "20", CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
// TerminationGracePeriodSeconds should be set to 20
pod := new(v1.Pod)
err := yaml.Unmarshal(kube.Out.Contents(), pod)
Expect(err).ToNot(HaveOccurred())
Expect(int(*pod.Spec.TerminationGracePeriodSeconds)).To(Equal(20))
})
It("on pod with --type=daemonset", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "sleep", "100"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "daemonset", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitCleanly())
dep := new(v1.DaemonSet)
err := yaml.Unmarshal(kube.Out.Contents(), dep)
Expect(err).ToNot(HaveOccurred())
Expect(dep.Name).To(Equal(podName + "-daemonset"))
Expect(dep.Spec.Selector.MatchLabels).To(HaveKeyWithValue("app", podName))
Expect(dep.Spec.Template.Name).To(Equal(podName))
Expect(dep.Spec.Template.Spec.Containers).To(HaveLen(2))
})
It("on ctr with --type=daemonset and --replicas=3 should fail", func() {
ctrName := "test-ctr"
session := podmanTest.Podman([]string{"create", "--name", ctrName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "daemonset", "--replicas", "3", ctrName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitWithError(125, "--replicas can only be set when --type is set to deployment"))
})
It("on pod with --type=daemonset and --restart=no should fail", func() {
podName := "test-pod"
session := podmanTest.Podman([]string{"pod", "create", "--restart", "no", podName})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
session = podmanTest.Podman([]string{"create", "--pod", podName, CITEST_IMAGE, "top"})
session.WaitWithDefaultTimeout()
Expect(session).Should(ExitCleanly())
kube := podmanTest.Podman([]string{"kube", "generate", "--type", "daemonset", podName})
kube.WaitWithDefaultTimeout()
Expect(kube).Should(ExitWithError(125, "k8s DaemonSets can only have restartPolicy set to Always"))
})
})