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package integration
import (
"fmt"
"os"
"time"
. "github.com/containers/podman/v3/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman top", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
podmanTest.SeedImages()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("podman pod top without pod name or id", func() {
result := podmanTest.Podman([]string{"pod", "top"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
})
It("podman pod top on bogus pod", func() {
result := podmanTest.Podman([]string{"pod", "top", "1234"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
})
It("podman pod top on non-running pod", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
result := podmanTest.Podman([]string{"top", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
})
It("podman pod top on pod", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
if !IsRemote() {
podid = "-l"
}
result := podmanTest.Podman([]string{"pod", "top", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(len(result.OutputToStringArray())).To(BeNumerically(">", 1))
})
It("podman pod top with options", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pod", "top", podid, "pid", "%C", "args"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(len(result.OutputToStringArray())).To(BeNumerically(">", 1))
})
It("podman pod top on pod invalid options", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
// We need to pass -eo to force executing ps in the Alpine container.
// Alpines stripped down ps(1) is accepting any kind of weird input in
// contrast to others, such that a `ps invalid` will silently ignore
// the wrong input and still print the -ef output instead.
result := podmanTest.Podman([]string{"pod", "top", podid, "-eo", "invalid"})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(125))
})
It("podman pod top on pod with containers in same pid namespace", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
cid := session.OutputToString()
session = podmanTest.Podman([]string{"run", "-d", "--pod", podid, "--pid", fmt.Sprintf("container:%s", cid), ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
result := podmanTest.Podman([]string{"pod", "top", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(len(result.OutputToStringArray())).To(Equal(3))
})
It("podman pod top on pod with containers in different namespace", func() {
_, ec, podid := podmanTest.CreatePod(nil)
Expect(ec).To(Equal(0))
session := podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{"run", "-d", "--pod", podid, ALPINE, "top", "-d", "2"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
for i := 0; i < 10; i++ {
fmt.Println("Waiting for containers to be running .... ")
if podmanTest.NumberOfContainersRunning() == 2 {
break
}
time.Sleep(1 * time.Second)
}
result := podmanTest.Podman([]string{"pod", "top", podid})
result.WaitWithDefaultTimeout()
Expect(result).Should(Exit(0))
Expect(len(result.OutputToStringArray())).To(Equal(3))
})
})
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