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SHM size must be greater than 0

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This commit is contained in:
derekwaynecarr 2016-04-21 02:41:23 -04:00
parent 9ec92559e5
commit cbf1cb81a9
1 changed files with 8 additions and 0 deletions
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8
pkg/kubelet/dockertools/kube_docker_client.go
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@ -55,6 +55,9 @@ type kubeDockerClient struct {
// Make sure that kubeDockerClient implemented the DockerInterface.
var _ DockerInterface = &kubeDockerClient{}
// the default ShmSize to use (in bytes) if not specified.
const defaultShmSize = int64(1024 * 1024 * 64)
// newKubeDockerClient creates an kubeDockerClient from an existing docker client.
func newKubeDockerClient(dockerClient *dockerapi.Client) DockerInterface {
return &kubeDockerClient{
@ -126,6 +129,11 @@ func (d *kubeDockerClient) InspectContainer(id string) (*dockertypes.ContainerJS
}
func (d *kubeDockerClient) CreateContainer(opts dockertypes.ContainerCreateConfig) (*dockertypes.ContainerCreateResponse, error) {
// we provide an explicit default shm size as to not depend on docker daemon.
// TODO: evaluate exposing this as a knob in the API
if opts.HostConfig != nil && opts.HostConfig.ShmSize <= 0 {
opts.HostConfig.ShmSize = defaultShmSize
}
createResp, err := d.client.ContainerCreate(getDefaultContext(), opts.Config, opts.HostConfig, opts.NetworkingConfig, opts.Name)
if err != nil {
return nil, err