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https://github.com/moby/moby.git
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f0d277fe84
… and do not use the `docker` cli in it. One of the reason of this move is to not make `integration` package using legacy `integration-cli` package. Next move will be to support swarm within this package *and* provide some helper function using the api (compared to the one using cli in `integration-cli/daemon` package). Signed-off-by: Vincent Demeester <vincent@sbr.pm>
64 lines
1.6 KiB
Go
64 lines
1.6 KiB
Go
package system
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import (
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"context"
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"os"
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"testing"
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"github.com/docker/docker/api/types"
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"github.com/docker/docker/api/types/container"
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"github.com/docker/docker/internal/test/daemon"
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"github.com/gotestyourself/gotestyourself/assert"
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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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t.Parallel()
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if !hasSystemd() {
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t.Skip("systemd not available")
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}
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d := daemon.New(t)
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client, err := d.NewClient()
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assert.NilError(t, err)
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d.StartWithBusybox(t, "--exec-opt", "native.cgroupdriver=systemd", "--iptables=false")
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defer d.Stop(t)
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const mem = 64 * 1024 * 1024 // 64 MB
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cfg := container.Config{
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Image: "busybox",
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Cmd: []string{"top"},
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}
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hostcfg := container.HostConfig{
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Resources: container.Resources{
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Memory: mem,
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},
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}
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ctx := context.Background()
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ctr, err := client.ContainerCreate(ctx, &cfg, &hostcfg, nil, "")
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assert.NilError(t, err)
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defer client.ContainerRemove(ctx, ctr.ID, types.ContainerRemoveOptions{Force: true})
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err = client.ContainerStart(ctx, ctr.ID, types.ContainerStartOptions{})
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assert.NilError(t, err)
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s, err := client.ContainerInspect(ctx, ctr.ID)
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assert.NilError(t, err)
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assert.Equal(t, s.HostConfig.Memory, mem)
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}
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