4fa4d37ded
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> Upstream-commit: 57aef3b49025aac6bb084491478eb461b14b9109 Component: engine
83 lines
1.8 KiB
Go
83 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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