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56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
package system
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import (
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"os"
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"testing"
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"github.com/moby/moby/client"
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"github.com/moby/moby/v2/integration/internal/container"
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"github.com/moby/moby/v2/internal/testutil"
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"github.com/moby/moby/v2/internal/testutil/daemon"
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"gotest.tools/v3/assert"
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"gotest.tools/v3/skip"
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)
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// hasSystemd checks whether the host was booted with systemd as its init
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// system. Stolen from
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// https://github.com/coreos/go-systemd/blob/176f85496f4e/util/util.go#L68
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func hasSystemd() bool {
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fi, err := os.Lstat("/run/systemd/system")
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if err != nil {
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return false
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}
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return fi.IsDir()
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}
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// TestCgroupDriverSystemdMemoryLimit checks that container
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// memory limit can be set when using systemd cgroupdriver.
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// https://github.com/moby/moby/issues/35123
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func TestCgroupDriverSystemdMemoryLimit(t *testing.T) {
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skip.If(t, testEnv.DaemonInfo.OSType == "windows")
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skip.If(t, !hasSystemd())
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t.Parallel()
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ctx := testutil.StartSpan(baseContext, t)
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d := daemon.New(t)
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c := d.NewClientT(t)
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d.StartWithBusybox(ctx, t, "--exec-opt", "native.cgroupdriver=systemd", "--iptables=false", "--ip6tables=false")
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defer d.Stop(t)
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const mem = int64(64 * 1024 * 1024) // 64 MB
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ctrID := container.Create(ctx, t, c, func(ctr *container.TestContainerConfig) {
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ctr.HostConfig.Resources.Memory = mem
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})
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defer c.ContainerRemove(ctx, ctrID, client.ContainerRemoveOptions{Force: true})
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err := c.ContainerStart(ctx, ctrID, client.ContainerStartOptions{})
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assert.NilError(t, err)
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s, err := c.ContainerInspect(ctx, ctrID, client.ContainerInspectOptions{})
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assert.NilError(t, err)
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assert.Equal(t, s.Container.HostConfig.Memory, mem)
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}
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