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package integration
import (
"github.com/containers/common/pkg/cgroupv2"
. "github.com/containers/podman/v4/test/utils"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
. "github.com/onsi/gomega/gexec"
)
var _ = Describe("Podman update", func() {
var (
tempdir string
err error
podmanTest *PodmanTestIntegration
)
BeforeEach(func() {
tempdir, err = CreateTempDirInTempDir()
Expect(err).To(BeNil())
podmanTest = PodmanTestCreate(tempdir)
podmanTest.Setup()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
processTestResult(f)
})
It("podman update container all options v1", func() {
SkipIfCgroupV2("testing flags that only work in cgroup v1")
SkipIfRootless("many of these handlers are not enabled while rootless in CI")
session := podmanTest.Podman([]string{"run", "-dt", ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
ctrID := session.OutputToString()
commonArgs := []string{
"update",
"--cpus", "5",
"--cpuset-cpus", "0",
"--cpu-shares", "123",
"--cpuset-mems", "0",
"--memory", "1G",
"--memory-swap", "2G",
"--memory-reservation", "2G",
"--memory-swappiness", "50", ctrID}
session = podmanTest.Podman(commonArgs)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
// checking cpu quota from --cpus
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu/cpu.cfs_quota_us"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("500000"))
// checking cpuset-cpus
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpuset/cpuset.cpus"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(Equal("0"))
// checking cpuset-mems
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpuset/cpuset.mems"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(Equal("0"))
// checking memory limit
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/memory/memory.limit_in_bytes"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("1073741824"))
// checking memory-swap
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/memory/memory.memsw.limit_in_bytes"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("2147483648"))
// checking cpu-shares
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu/cpu.shares"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("123"))
})
It("podman update container all options v2", func() {
SkipIfCgroupV1("testing flags that only work in cgroup v2")
SkipIfRootless("many of these handlers are not enabled while rootless in CI")
session := podmanTest.Podman([]string{"run", "-dt", ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
ctrID := session.OutputToString()
commonArgs := []string{
"update",
"--cpus", "5",
"--cpuset-cpus", "0",
"--cpu-shares", "123",
"--cpuset-mems", "0",
"--memory", "1G",
"--memory-swap", "2G",
"--memory-reservation", "2G",
"--blkio-weight", "123",
"--device-read-bps", "/dev/zero:10mb",
"--device-write-bps", "/dev/zero:10mb",
"--device-read-iops", "/dev/zero:1000",
"--device-write-iops", "/dev/zero:1000",
ctrID}
session = podmanTest.Podman(commonArgs)
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
ctrID = session.OutputToString()
// checking cpu quota and period
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu.max"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("500000"))
// checking blkio weight
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/io.bfq.weight"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("123"))
// checking device-read/write-bps/iops
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/io.max"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("rbps=10485760 wbps=10485760 riops=1000 wiops=1000"))
// checking cpuset-cpus
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpuset.cpus"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(Equal("0"))
// checking cpuset-mems
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpuset.mems"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(Equal("0"))
// checking memory limit
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/memory.max"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("1073741824"))
// checking memory-swap
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/memory.swap.max"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("1073741824"))
// checking cpu-shares
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu.weight"})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("5"))
})
It("podman update keep original resources if not overridden", func() {
SkipIfRootless("many of these handlers are not enabled while rootless in CI")
session := podmanTest.Podman([]string{"run", "-dt", "--cpus", "5", ALPINE})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
session = podmanTest.Podman([]string{
"update",
"--memory", "1G",
session.OutputToString(),
})
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
ctrID := session.OutputToString()
if v2, _ := cgroupv2.Enabled(); v2 {
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu.max"})
} else {
session = podmanTest.Podman([]string{"exec", "-it", ctrID, "cat", "/sys/fs/cgroup/cpu/cpu.cfs_quota_us"})
}
session.WaitWithDefaultTimeout()
Expect(session).Should(Exit(0))
Expect(session.OutputToString()).Should(ContainSubstring("500000"))
})
})
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