137 lines
4.2 KiB
Go
137 lines
4.2 KiB
Go
// +build windows
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package container
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import (
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"fmt"
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"os"
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"path/filepath"
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containertypes "github.com/docker/docker/api/types/container"
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)
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// Container holds fields specific to the Windows implementation. See
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// CommonContainer for standard fields common to all containers.
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type Container struct {
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CommonContainer
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// Fields below here are platform specific.
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NetworkSharedContainerID string
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}
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// ExitStatus provides exit reasons for a container.
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type ExitStatus struct {
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// The exit code with which the container exited.
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ExitCode int
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}
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// CreateDaemonEnvironment creates a new environment variable slice for this container.
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func (container *Container) CreateDaemonEnvironment(_ bool, linkedEnv []string) []string {
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// because the env on the container can override certain default values
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// we need to replace the 'env' keys where they match and append anything
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// else.
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return ReplaceOrAppendEnvValues(linkedEnv, container.Config.Env)
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}
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// UnmountIpcMounts unmounts Ipc related mounts.
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// This is a NOOP on windows.
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func (container *Container) UnmountIpcMounts(unmount func(pth string) error) {
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}
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// IpcMounts returns the list of Ipc related mounts.
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func (container *Container) IpcMounts() []Mount {
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return nil
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}
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// SecretMount returns the mount for the secret path
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func (container *Container) SecretMount() *Mount {
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return nil
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}
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// UnmountSecrets unmounts the fs for secrets
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func (container *Container) UnmountSecrets() error {
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return nil
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}
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// DetachAndUnmount unmounts all volumes.
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// On Windows it only delegates to `UnmountVolumes` since there is nothing to
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// force unmount.
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func (container *Container) DetachAndUnmount(volumeEventLog func(name, action string, attributes map[string]string)) error {
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return container.UnmountVolumes(volumeEventLog)
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}
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// TmpfsMounts returns the list of tmpfs mounts
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func (container *Container) TmpfsMounts() ([]Mount, error) {
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var mounts []Mount
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return mounts, nil
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}
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// UpdateContainer updates configuration of a container
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func (container *Container) UpdateContainer(hostConfig *containertypes.HostConfig) error {
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container.Lock()
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defer container.Unlock()
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resources := hostConfig.Resources
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if resources.CPUShares != 0 ||
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resources.Memory != 0 ||
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resources.NanoCPUs != 0 ||
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resources.CgroupParent != "" ||
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resources.BlkioWeight != 0 ||
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len(resources.BlkioWeightDevice) != 0 ||
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len(resources.BlkioDeviceReadBps) != 0 ||
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len(resources.BlkioDeviceWriteBps) != 0 ||
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len(resources.BlkioDeviceReadIOps) != 0 ||
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len(resources.BlkioDeviceWriteIOps) != 0 ||
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resources.CPUPeriod != 0 ||
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resources.CPUQuota != 0 ||
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resources.CPURealtimePeriod != 0 ||
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resources.CPURealtimeRuntime != 0 ||
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resources.CpusetCpus != "" ||
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resources.CpusetMems != "" ||
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len(resources.Devices) != 0 ||
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len(resources.DeviceCgroupRules) != 0 ||
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resources.DiskQuota != 0 ||
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resources.KernelMemory != 0 ||
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resources.MemoryReservation != 0 ||
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resources.MemorySwap != 0 ||
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resources.MemorySwappiness != nil ||
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resources.OomKillDisable != nil ||
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resources.PidsLimit != 0 ||
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len(resources.Ulimits) != 0 ||
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resources.CPUCount != 0 ||
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resources.CPUPercent != 0 ||
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resources.IOMaximumIOps != 0 ||
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resources.IOMaximumBandwidth != 0 {
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return fmt.Errorf("resource updating isn't supported on Windows")
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}
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// update HostConfig of container
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if hostConfig.RestartPolicy.Name != "" {
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if container.HostConfig.AutoRemove && !hostConfig.RestartPolicy.IsNone() {
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return fmt.Errorf("Restart policy cannot be updated because AutoRemove is enabled for the container")
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}
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container.HostConfig.RestartPolicy = hostConfig.RestartPolicy
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}
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return nil
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}
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// cleanResourcePath cleans a resource path by removing C:\ syntax, and prepares
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// to combine with a volume path
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func cleanResourcePath(path string) string {
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if len(path) >= 2 {
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c := path[0]
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if path[1] == ':' && ('a' <= c && c <= 'z' || 'A' <= c && c <= 'Z') {
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path = path[2:]
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}
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}
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return filepath.Join(string(os.PathSeparator), path)
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}
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// BuildHostnameFile writes the container's hostname file.
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func (container *Container) BuildHostnameFile() error {
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return nil
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}
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// EnableServiceDiscoveryOnDefaultNetwork Enable service discovery on default network
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func (container *Container) EnableServiceDiscoveryOnDefaultNetwork() bool {
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return true
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}
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