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integration: remove KernelMemory tests 

Starting with runc v1.0.0-rc94, runc no longer supports KernelMemory.

52390d6804

Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
This commit is contained in:
Akihiro Suda 2021-05-02 04:10:08 +09:00 committed by Jintao Zhang
parent 8c019e830a
commit 2f0d6664a1
4 changed files with 0 additions and 140 deletions
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27
integration-cli/docker_cli_run_unix_test.go
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@ -495,33 +495,6 @@ func (s *DockerSuite) TestRunWithInvalidCpuPeriod(c *testing.T) {
assert.Assert(c, strings.Contains(out, expected))
}
func (s *DockerSuite) TestRunWithKernelMemory(c *testing.T) {
testRequires(c, DaemonIsLinux, kernelMemorySupport)
file := "/sys/fs/cgroup/memory/memory.kmem.limit_in_bytes"
cli.DockerCmd(c, "run", "--kernel-memory", "50M", "--name", "test1", "busybox", "cat", file).Assert(c, icmd.Expected{
Out: "52428800",
})
cli.InspectCmd(c, "test1", cli.Format(".HostConfig.KernelMemory")).Assert(c, icmd.Expected{
Out: "52428800",
})
}
func (s *DockerSuite) TestRunWithInvalidKernelMemory(c *testing.T) {
testRequires(c, DaemonIsLinux, kernelMemorySupport)
out, _, err := dockerCmdWithError("run", "--kernel-memory", "2M", "busybox", "true")
assert.ErrorContains(c, err, "")
expected := "Minimum kernel memory limit allowed is 4MB"
assert.Assert(c, strings.Contains(out, expected))
out, _, err = dockerCmdWithError("run", "--kernel-memory", "-16m", "--name", "test2", "busybox", "echo", "test")
assert.ErrorContains(c, err, "")
expected = "invalid size"
assert.Assert(c, strings.Contains(out, expected))
}
func (s *DockerSuite) TestRunWithCPUShares(c *testing.T) {
testRequires(c, cpuShare)

62
integration-cli/docker_cli_update_unix_test.go
View File

@ -14,7 +14,6 @@ import (
"github.com/creack/pty"
"github.com/docker/docker/api/types"
"github.com/docker/docker/client"
"github.com/docker/docker/pkg/parsers/kernel"
"github.com/docker/docker/testutil/request"
"gotest.tools/v3/assert"
)
@ -122,67 +121,6 @@ func (s *DockerSuite) TestUpdateContainerWithoutFlags(c *testing.T) {
assert.ErrorContains(c, err, "")
}
func (s *DockerSuite) TestUpdateKernelMemory(c *testing.T) {
testRequires(c, DaemonIsLinux, kernelMemorySupport)
name := "test-update-container"
dockerCmd(c, "run", "-d", "--name", name, "--kernel-memory", "50M", "busybox", "top")
dockerCmd(c, "update", "--kernel-memory", "100M", name)
assert.Equal(c, inspectField(c, name, "HostConfig.KernelMemory"), "104857600")
file := "/sys/fs/cgroup/memory/memory.kmem.limit_in_bytes"
out, _ := dockerCmd(c, "exec", name, "cat", file)
assert.Equal(c, strings.TrimSpace(out), "104857600")
}
func (s *DockerSuite) TestUpdateKernelMemoryUninitialized(c *testing.T) {
testRequires(c, DaemonIsLinux, kernelMemorySupport)
isNewKernel := CheckKernelVersion(4, 6, 0)
name := "test-update-container"
dockerCmd(c, "run", "-d", "--name", name, "busybox", "top")
_, _, err := dockerCmdWithError("update", "--kernel-memory", "100M", name)
// Update kernel memory to a running container without kernel memory initialized
// is not allowed before kernel version 4.6.
if !isNewKernel {
assert.ErrorContains(c, err, "")
} else {
assert.NilError(c, err)
}
dockerCmd(c, "pause", name)
_, _, err = dockerCmdWithError("update", "--kernel-memory", "200M", name)
if !isNewKernel {
assert.ErrorContains(c, err, "")
} else {
assert.NilError(c, err)
}
dockerCmd(c, "unpause", name)
dockerCmd(c, "stop", name)
dockerCmd(c, "update", "--kernel-memory", "300M", name)
dockerCmd(c, "start", name)
assert.Equal(c, inspectField(c, name, "HostConfig.KernelMemory"), "314572800")
file := "/sys/fs/cgroup/memory/memory.kmem.limit_in_bytes"
out, _ := dockerCmd(c, "exec", name, "cat", file)
assert.Equal(c, strings.TrimSpace(out), "314572800")
}
// GetKernelVersion gets the current kernel version.
func GetKernelVersion() *kernel.VersionInfo {
v, _ := kernel.ParseRelease(testEnv.DaemonInfo.KernelVersion)
return v
}
// CheckKernelVersion checks if current kernel is newer than (or equal to)
// the given version.
func CheckKernelVersion(k, major, minor int) bool {
return kernel.CompareKernelVersion(*GetKernelVersion(), kernel.VersionInfo{Kernel: k, Major: major, Minor: minor}) >= 0
}
func (s *DockerSuite) TestUpdateSwapMemoryOnly(c *testing.T) {
testRequires(c, DaemonIsLinux)
testRequires(c, memoryLimitSupport)

16
integration-cli/requirements_unix_test.go
View File

@ -8,7 +8,6 @@ import (
"os/exec"
"strings"
"github.com/docker/docker/pkg/parsers/kernel"
"github.com/docker/docker/pkg/sysinfo"
)
@ -37,21 +36,6 @@ func pidsLimit() bool {
return SysInfo.PidsLimit
}
func kernelMemorySupport() bool {
// TODO remove this once kmem support in RHEL kernels is fixed. See https://github.com/opencontainers/runc/pull/1921
daemonV, err := kernel.ParseRelease(testEnv.DaemonInfo.KernelVersion)
if err != nil {
return false
}
requiredV := kernel.VersionInfo{Kernel: 3, Major: 10}
if kernel.CompareKernelVersion(*daemonV, requiredV) < 1 {
// On Kernel 3.10 and under, don't consider kernel memory to be supported,
// even if the kernel (and thus the daemon) reports it as being supported
return false
}
return testEnv.DaemonInfo.KernelMemory
}
func memoryLimitSupport() bool {
return testEnv.DaemonInfo.MemoryLimit
}

35
integration/container/run_linux_test.go
View File

@ -2,7 +2,6 @@ package container // import "github.com/docker/docker/integration/container"
import (
"context"
"strconv"
"strings"
"testing"
"time"
@ -17,40 +16,6 @@ import (
"gotest.tools/v3/skip"
)
func TestKernelTCPMemory(t *testing.T) {
skip.If(t, testEnv.DaemonInfo.OSType != "linux")
skip.If(t, versions.LessThan(testEnv.DaemonAPIVersion(), "1.40"), "skip test from new feature")
skip.If(t, testEnv.DaemonInfo.CgroupDriver == "none")
skip.If(t, !testEnv.DaemonInfo.KernelMemoryTCP)
defer setupTest(t)()
client := testEnv.APIClient()
ctx := context.Background()
const (
kernelMemoryTCP int64 = 200 * 1024 * 1024
)
cID := container.Run(ctx, t, client, func(c *container.TestContainerConfig) {
c.HostConfig.Resources = containertypes.Resources{
KernelMemoryTCP: kernelMemoryTCP,
}
})
poll.WaitOn(t, container.IsInState(ctx, client, cID, "running"), poll.WithDelay(100*time.Millisecond))
inspect, err := client.ContainerInspect(ctx, cID)
assert.NilError(t, err)
assert.Check(t, is.Equal(kernelMemoryTCP, inspect.HostConfig.KernelMemoryTCP))
res, err := container.Exec(ctx, client, cID,
[]string{"cat", "/sys/fs/cgroup/memory/memory.kmem.tcp.limit_in_bytes"})
assert.NilError(t, err)
assert.Assert(t, is.Len(res.Stderr(), 0))
assert.Equal(t, 0, res.ExitCode)
assert.Check(t, is.Equal(strconv.FormatInt(kernelMemoryTCP, 10), strings.TrimSpace(res.Stdout())))
}
func TestNISDomainname(t *testing.T) {
// Older versions of the daemon would concatenate hostname and domainname,
// so hostname "foobar" and domainname "baz.cyphar.com" would produce