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package main
import (
"context"
"fmt"
"os"
"path/filepath"
"time"
"github.com/containerd/log"
"github.com/docker/docker/daemon/config"
"github.com/docker/docker/pkg/system"
"golang.org/x/sys/windows"
)
// getDefaultDaemonConfigFile returns the default location of the daemon's
// configuration file.
//
// On Windows, the location of the config-file is relative to the daemon's
// data-root (config.Root), which is configurable, so we cannot use a fixed
// default location, and this function always returns an empty string.
func getDefaultDaemonConfigFile() string {
return ""
}
// setPlatformOptions applies platform-specific CLI configuration options.
func setPlatformOptions(cfg *config.Config) error {
if cfg.Pidfile == "" {
// On Windows, the pid-file location is relative to the daemon's data-root,
// which is configurable, so we cannot use a fixed default location.
// Instead, we set the location here, after we parsed command-line flags
// and loaded the configuration file (if any).
cfg.Pidfile = filepath.Join(cfg.Root, "docker.pid")
}
return nil
}
// setDefaultUmask doesn't do anything on windows
func setDefaultUmask() error {
return nil
}
// preNotifyReady sends a message to the host when the API is active, but before the daemon is
func preNotifyReady() error {
// start the service now to prevent timeouts waiting for daemon to start
// but still (eventually) complete all requests that are sent after this
if service != nil {
err := service.started()
if err != nil {
return err
}
}
return nil
}
// notifyReady sends a message to the host when the server is ready to be used
func notifyReady() {
}
// notifyStopping sends a message to the host when the server is shutting down
func notifyStopping() {
}
// notifyShutdown is called after the daemon shuts down but before the process exits.
func notifyShutdown(err error) {
if service != nil {
service.stopped(err)
}
}
// setupConfigReloadTrap configures a Win32 event to reload the configuration.
func (cli *daemonCLI) setupConfigReloadTrap() {
go func() {
sa := windows.SecurityAttributes{
Length: 0,
}
event := "Global\\docker-daemon-config-" + fmt.Sprint(os.Getpid())
ev, _ := windows.UTF16PtrFromString(event)
if h, _ := windows.CreateEvent(&sa, 0, 0, ev); h != 0 {
log.G(context.TODO()).Debugf("Config reload - waiting signal at %s", event)
for {
windows.WaitForSingleObject(h, windows.INFINITE)
cli.reloadConfig()
}
}
}()
}
// getSwarmRunRoot gets the root directory for swarm to store runtime state
// For example, the control socket
func getSwarmRunRoot(*config.Config) string {
return ""
}
func allocateDaemonPort(addr string) error {
return nil
}
func newCgroupParent(*config.Config) string {
return ""
}
func (cli *daemonCLI) initContainerd(ctx context.Context) (func(time.Duration) error, error) {
defer func() { system.EnableContainerdRuntime(cli.Config.ContainerdAddr) }()
if cli.Config.ContainerdAddr != "" {
return nil, nil
}
if cli.Config.DefaultRuntime != config.WindowsV2RuntimeName {
return nil, nil
}
return cli.initializeContainerd(ctx)
}
func validateCPURealtimeOptions(_ *config.Config) error {
return nil
}
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