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// +build !remoteclient
package integration
import (
"fmt"
"os"
"time"
"github.com/containers/libpod/pkg/cgroups"
. "github.com/containers/libpod/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
// TODO: we need to check the output. Currently, we only check the exit codes
// which is not enough.
var _ = Describe("Podman stats", func() {
var (
tempdir string
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
cgroupsv2, err := cgroups.IsCgroup2UnifiedMode()
Expect(err).To(BeNil())
if os.Geteuid() != 0 && !cgroupsv2 {
Skip("This function is not enabled for rootless podman not running on cgroups v2")
}
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 stats with bogus container", func() {
session := podmanTest.Podman([]string{"stats", "--no-stream", "123"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(125))
})
It("podman stats on a running container", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
cid := session.OutputToString()
session = podmanTest.Podman([]string{"stats", "--no-stream", cid})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman stats on all containers", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"stats", "--no-stream", "-a"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman stats on all running containers", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"stats", "--no-stream"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman stats only output cids", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"stats", "--all", "--no-stream", "--format", "\"{{.ID}}\""})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman stats with json output", func() {
var found bool
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
for i := 0; i < 5; i++ {
ps := podmanTest.Podman([]string{"ps", "-q"})
ps.WaitWithDefaultTimeout()
if len(ps.OutputToStringArray()) == 1 {
found = true
break
}
time.Sleep(time.Second)
}
Expect(found).To(BeTrue())
stats := podmanTest.Podman([]string{"stats", "--all", "--no-stream", "--format", "json"})
stats.WaitWithDefaultTimeout()
Expect(stats.ExitCode()).To(Equal(0))
Expect(stats.IsJSONOutputValid()).To(BeTrue())
})
It("podman stats on a container with no net ns", func() {
session := podmanTest.Podman([]string{"run", "-d", "--net", "none", ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"stats", "--no-stream", "-a"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
It("podman stats on a container that joined another's net ns", func() {
session := podmanTest.RunTopContainer("")
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
cid := session.OutputToString()
session = podmanTest.Podman([]string{"run", "-d", "--net", fmt.Sprintf("container:%s", cid), ALPINE, "top"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
session = podmanTest.Podman([]string{"stats", "--no-stream", "-a"})
session.WaitWithDefaultTimeout()
Expect(session.ExitCode()).To(Equal(0))
})
})
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