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moby--moby/docker/docker.go
Victor Vieux e71dbf4ee5 update commands.go
update docker.go

move to pkg

update docs

update name and copyright

change --sinceId to --since-id, update completion and docs

Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor@docker.com> (github: vieux)
2014-01-17 17:33:15 -08:00

125 lines
4.5 KiB
Go

package main
import (
"fmt"
"github.com/dotcloud/docker"
"github.com/dotcloud/docker/engine"
flag "github.com/dotcloud/docker/pkg/mflag"
"github.com/dotcloud/docker/sysinit"
"github.com/dotcloud/docker/utils"
"log"
"os"
"strings"
)
var (
GITCOMMIT string
VERSION string
)
func main() {
if selfPath := utils.SelfPath(); selfPath == "/sbin/init" || selfPath == "/.dockerinit" {
// Running in init mode
sysinit.SysInit()
return
}
var (
flVersion = flag.Bool([]string{"v", "-version"}, false, "Print version information and quit")
flDaemon = flag.Bool([]string{"d", "-daemon"}, false, "Enable daemon mode")
flDebug = flag.Bool([]string{"D", "-debug"}, false, "Enable debug mode")
flAutoRestart = flag.Bool([]string{"r", "-restart"}, true, "Restart previously running containers")
bridgeName = flag.String([]string{"b", "-bridge"}, "", "Attach containers to a pre-existing network bridge; use 'none' to disable container networking")
bridgeIp = flag.String([]string{"#bip", "-bip"}, "", "Use this CIDR notation address for the network bridge's IP, not compatible with -b")
pidfile = flag.String([]string{"p", "-pidfile"}, "/var/run/docker.pid", "Path to use for daemon PID file")
flRoot = flag.String([]string{"g", "-graph"}, "/var/lib/docker", "Path to use as the root of the docker runtime")
flEnableCors = flag.Bool([]string{"#api-enable-cors", "-api-enable-cors"}, false, "Enable CORS headers in the remote API")
flDns = docker.NewListOpts(docker.ValidateIp4Address)
flEnableIptables = flag.Bool([]string{"#iptables", "-iptables"}, true, "Disable docker's addition of iptables rules")
flDefaultIp = flag.String([]string{"#ip", "-ip"}, "0.0.0.0", "Default IP address to use when binding container ports")
flInterContainerComm = flag.Bool([]string{"#icc", "-icc"}, true, "Enable inter-container communication")
flGraphDriver = flag.String([]string{"s", "-storage-driver"}, "", "Force the docker runtime to use a specific storage driver")
flHosts = docker.NewListOpts(docker.ValidateHost)
flMtu = flag.Int([]string{"#mtu", "-mtu"}, docker.DefaultNetworkMtu, "Set the containers network mtu")
)
flag.Var(&flDns, []string{"#dns", "-dns"}, "Force docker to use specific DNS servers")
flag.Var(&flHosts, []string{"H", "-host"}, "Multiple tcp://host:port or unix://path/to/socket to bind in daemon mode, single connection otherwise")
flag.Parse()
if *flVersion {
showVersion()
return
}
if flHosts.Len() == 0 {
defaultHost := os.Getenv("DOCKER_HOST")
if defaultHost == "" || *flDaemon {
// If we do not have a host, default to unix socket
defaultHost = fmt.Sprintf("unix://%s", docker.DEFAULTUNIXSOCKET)
}
flHosts.Set(defaultHost)
}
if *bridgeName != "" && *bridgeIp != "" {
log.Fatal("You specified -b & --bip, mutually exclusive options. Please specify only one.")
}
if *flDebug {
os.Setenv("DEBUG", "1")
}
docker.GITCOMMIT = GITCOMMIT
docker.VERSION = VERSION
if *flDaemon {
if flag.NArg() != 0 {
flag.Usage()
return
}
eng, err := engine.New(*flRoot)
if err != nil {
log.Fatal(err)
}
// Load plugin: httpapi
job := eng.Job("initapi")
job.Setenv("Pidfile", *pidfile)
job.Setenv("Root", *flRoot)
job.SetenvBool("AutoRestart", *flAutoRestart)
job.SetenvBool("EnableCors", *flEnableCors)
job.SetenvList("Dns", flDns.GetAll())
job.SetenvBool("EnableIptables", *flEnableIptables)
job.Setenv("BridgeIface", *bridgeName)
job.Setenv("BridgeIp", *bridgeIp)
job.Setenv("DefaultIp", *flDefaultIp)
job.SetenvBool("InterContainerCommunication", *flInterContainerComm)
job.Setenv("GraphDriver", *flGraphDriver)
job.SetenvInt("Mtu", *flMtu)
if err := job.Run(); err != nil {
log.Fatal(err)
}
// Serve api
job = eng.Job("serveapi", flHosts.GetAll()...)
job.SetenvBool("Logging", true)
if err := job.Run(); err != nil {
log.Fatal(err)
}
} else {
if flHosts.Len() > 1 {
log.Fatal("Please specify only one -H")
}
protoAddrParts := strings.SplitN(flHosts.GetAll()[0], "://", 2)
if err := docker.ParseCommands(protoAddrParts[0], protoAddrParts[1], flag.Args()...); err != nil {
if sterr, ok := err.(*utils.StatusError); ok {
if sterr.Status != "" {
log.Println(sterr.Status)
}
os.Exit(sterr.StatusCode)
}
log.Fatal(err)
}
}
}
func showVersion() {
fmt.Printf("Docker version %s, build %s\n", VERSION, GITCOMMIT)
}