57aef3b490
This adds support for Windows dockerd to run as a Windows service, managed by the service control manager. The log is written to the Windows event log (and can be viewed in the event viewer or in PowerShell). If there is a Go panic, the stack is written to a file panic.log in the Docker root. Signed-off-by: John Starks <jostarks@microsoft.com>
82 lines
1.8 KiB
Go
82 lines
1.8 KiB
Go
package main
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import (
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"fmt"
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"os"
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"github.com/Sirupsen/logrus"
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"github.com/docker/docker/dockerversion"
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flag "github.com/docker/docker/pkg/mflag"
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"github.com/docker/docker/pkg/reexec"
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"github.com/docker/docker/pkg/term"
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"github.com/docker/docker/utils"
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)
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var (
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daemonCli = NewDaemonCli()
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flHelp = flag.Bool([]string{"h", "-help"}, false, "Print usage")
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flVersion = flag.Bool([]string{"v", "-version"}, false, "Print version information and quit")
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)
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func main() {
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if reexec.Init() {
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return
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}
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// Set terminal emulation based on platform as required.
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_, stdout, stderr := term.StdStreams()
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logrus.SetOutput(stderr)
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flag.Merge(flag.CommandLine, daemonCli.commonFlags.FlagSet)
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flag.Usage = func() {
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fmt.Fprint(stdout, "Usage: dockerd [ --help | -v | --version ]\n\n")
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fmt.Fprint(stdout, "A self-sufficient runtime for containers.\n\nOptions:\n")
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flag.CommandLine.SetOutput(stdout)
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flag.PrintDefaults()
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}
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flag.CommandLine.ShortUsage = func() {
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fmt.Fprint(stderr, "\nUsage:\tdockerd [OPTIONS]\n")
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}
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if err := flag.CommandLine.ParseFlags(os.Args[1:], false); err != nil {
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os.Exit(1)
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}
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if *flVersion {
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showVersion()
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return
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}
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if *flHelp {
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// if global flag --help is present, regardless of what other options and commands there are,
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// just print the usage.
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flag.Usage()
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return
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}
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// On Windows, this may be launching as a service or with an option to
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// register the service.
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stop, err := initService()
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if err != nil {
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logrus.Fatal(err)
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}
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if !stop {
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err = daemonCli.start()
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notifyShutdown(err)
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if err != nil {
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logrus.Fatal(err)
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}
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}
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}
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func showVersion() {
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if utils.ExperimentalBuild() {
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fmt.Printf("Docker version %s, build %s, experimental\n", dockerversion.Version, dockerversion.GitCommit)
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} else {
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fmt.Printf("Docker version %s, build %s\n", dockerversion.Version, dockerversion.GitCommit)
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}
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}
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