163 lines
4.2 KiB
Go
163 lines
4.2 KiB
Go
package daemon
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import (
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"fmt"
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"os"
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"syscall"
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"github.com/Sirupsen/logrus"
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"github.com/docker/docker/daemon/graphdriver"
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"github.com/docker/docker/daemon/graphdriver/windows"
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"github.com/docker/docker/pkg/archive"
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"github.com/docker/docker/pkg/parsers"
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"github.com/docker/docker/runconfig"
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"github.com/docker/libnetwork"
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"github.com/microsoft/hcsshim"
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)
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func (daemon *Daemon) Changes(container *Container) ([]archive.Change, error) {
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return daemon.driver.Changes(container.ID, container.ImageID)
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}
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func (daemon *Daemon) Diff(container *Container) (archive.Archive, error) {
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return daemon.driver.Diff(container.ID, container.ImageID)
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}
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func parseSecurityOpt(container *Container, config *runconfig.HostConfig) error {
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return nil
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}
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func (daemon *Daemon) createRootfs(container *Container) error {
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// Step 1: create the container directory.
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// This doubles as a barrier to avoid race conditions.
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if err := os.Mkdir(container.root, 0700); err != nil {
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return err
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}
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if wd, ok := daemon.driver.(*windows.WindowsGraphDriver); ok {
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if container.ImageID != "" {
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// Get list of paths to parent layers.
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logrus.Debugln("createRootfs: Container has parent image:", container.ImageID)
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img, err := daemon.graph.Get(container.ImageID)
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if err != nil {
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return err
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}
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ids, err := daemon.graph.ParentLayerIds(img)
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if err != nil {
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return err
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}
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logrus.Debugf("Got image ids: %d", len(ids))
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if err := hcsshim.CreateSandboxLayer(wd.Info(), container.ID, container.ImageID, wd.LayerIdsToPaths(ids)); err != nil {
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return err
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}
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} else {
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if err := daemon.driver.Create(container.ID, container.ImageID); err != nil {
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return err
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}
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}
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} else {
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// Fall-back code path to allow the use of the VFS driver for development
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if err := daemon.driver.Create(container.ID, container.ImageID); err != nil {
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return err
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}
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}
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return nil
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}
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func checkKernel() error {
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return nil
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}
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func (daemon *Daemon) verifyContainerSettings(hostConfig *runconfig.HostConfig, config *runconfig.Config) ([]string, error) {
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// TODO Windows. Verifications TBC
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return nil, nil
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}
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// checkConfigOptions checks for mutually incompatible config options
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func checkConfigOptions(config *Config) error {
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return nil
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}
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// checkSystem validates platform-specific requirements
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func checkSystem() error {
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var dwVersion uint32
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// TODO Windows. May need at some point to ensure have elevation and
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// possibly LocalSystem.
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// Validate the OS version. Note that docker.exe must be manifested for this
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// call to return the correct version.
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dwVersion, err := syscall.GetVersion()
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if err != nil {
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return fmt.Errorf("Failed to call GetVersion()")
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}
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if int(dwVersion&0xFF) < 10 {
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return fmt.Errorf("This version of Windows does not support the docker daemon")
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}
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return nil
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}
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// configureKernelSecuritySupport configures and validate security support for the kernel
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func configureKernelSecuritySupport(config *Config, driverName string) error {
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return nil
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}
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func migrateIfDownlevel(driver graphdriver.Driver, root string) error {
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return nil
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}
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func configureVolumes(config *Config) error {
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// Windows does not support volumes at this time
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return nil
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}
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func configureSysInit(config *Config) (string, error) {
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// TODO Windows.
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return os.Getenv("TEMP"), nil
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}
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func isBridgeNetworkDisabled(config *Config) bool {
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return false
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}
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func initNetworkController(config *Config) (libnetwork.NetworkController, error) {
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// TODO Windows
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return nil, nil
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}
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func (daemon *Daemon) RegisterLinks(container *Container, hostConfig *runconfig.HostConfig) error {
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// TODO Windows. Factored out for network modes. There may be more
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// refactoring required here.
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if hostConfig == nil || hostConfig.Links == nil {
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return nil
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}
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for _, l := range hostConfig.Links {
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name, alias, err := parsers.ParseLink(l)
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if err != nil {
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return err
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}
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child, err := daemon.Get(name)
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if err != nil {
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//An error from daemon.Get() means this name could not be found
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return fmt.Errorf("Could not get container for %s", name)
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}
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if err := daemon.RegisterLink(container, child, alias); err != nil {
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return err
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}
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}
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// After we load all the links into the daemon
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// set them to nil on the hostconfig
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hostConfig.Links = nil
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if err := container.WriteHostConfig(); err != nil {
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return err
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}
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return nil
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}
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