| package main |
| |
| import ( |
| "fmt" |
| "os" |
| "runtime" |
| |
| "github.com/docker/docker/cli" |
| "github.com/docker/docker/daemon/config" |
| "github.com/docker/docker/dockerversion" |
| "github.com/docker/docker/pkg/reexec" |
| "github.com/docker/docker/pkg/term" |
| "github.com/moby/buildkit/util/apicaps" |
| "github.com/sirupsen/logrus" |
| "github.com/spf13/cobra" |
| ) |
| |
| func newDaemonCommand() *cobra.Command { |
| opts := newDaemonOptions(config.New()) |
| |
| cmd := &cobra.Command{ |
| Use: "dockerd [OPTIONS]", |
| Short: "A self-sufficient runtime for containers.", |
| SilenceUsage: true, |
| SilenceErrors: true, |
| Args: cli.NoArgs, |
| RunE: func(cmd *cobra.Command, args []string) error { |
| opts.flags = cmd.Flags() |
| return runDaemon(opts) |
| }, |
| DisableFlagsInUseLine: true, |
| Version: fmt.Sprintf("%s, build %s", dockerversion.Version, dockerversion.GitCommit), |
| } |
| cli.SetupRootCommand(cmd) |
| |
| flags := cmd.Flags() |
| flags.BoolP("version", "v", false, "Print version information and quit") |
| flags.StringVar(&opts.configFile, "config-file", defaultDaemonConfigFile, "Daemon configuration file") |
| opts.InstallFlags(flags) |
| installConfigFlags(opts.daemonConfig, flags) |
| installServiceFlags(flags) |
| |
| return cmd |
| } |
| |
| func init() { |
| if dockerversion.ProductName != "" { |
| apicaps.ExportedProduct = dockerversion.ProductName |
| } |
| } |
| |
| func main() { |
| if reexec.Init() { |
| return |
| } |
| |
| // Set terminal emulation based on platform as required. |
| _, stdout, stderr := term.StdStreams() |
| |
| // @jhowardmsft - maybe there is a historic reason why on non-Windows, stderr is used |
| // here. However, on Windows it makes no sense and there is no need. |
| if runtime.GOOS == "windows" { |
| logrus.SetOutput(stdout) |
| } else { |
| logrus.SetOutput(stderr) |
| } |
| |
| cmd := newDaemonCommand() |
| cmd.SetOutput(stdout) |
| if err := cmd.Execute(); err != nil { |
| fmt.Fprintf(stderr, "%s\n", err) |
| os.Exit(1) |
| } |
| } |