mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-11-26 20:19:11 +08:00
70 lines
2.4 KiB
Go
70 lines
2.4 KiB
Go
package main
|
|
|
|
import (
|
|
"code.google.com/p/weed-fs/go/glog"
|
|
"code.google.com/p/weed-fs/go/weed/weed_server"
|
|
"github.com/gorilla/mux"
|
|
"net/http"
|
|
"os"
|
|
"runtime"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
)
|
|
|
|
func init() {
|
|
cmdMaster.Run = runMaster // break init cycle
|
|
}
|
|
|
|
var cmdMaster = &Command{
|
|
UsageLine: "master -port=9333",
|
|
Short: "start a master server",
|
|
Long: `start a master server to provide volume=>location mapping service
|
|
and sequence number of file ids
|
|
|
|
`,
|
|
}
|
|
|
|
var (
|
|
mport = cmdMaster.Flag.Int("port", 9333, "http listen port")
|
|
metaFolder = cmdMaster.Flag.String("mdir", os.TempDir(), "data directory to store mappings")
|
|
volumeSizeLimitMB = cmdMaster.Flag.Uint("volumeSizeLimitMB", 32*1024, "Default Volume Size in MegaBytes")
|
|
mpulse = cmdMaster.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats")
|
|
confFile = cmdMaster.Flag.String("conf", "/etc/weedfs/weedfs.conf", "xml configuration file")
|
|
defaultRepType = cmdMaster.Flag.String("defaultReplicationType", "000", "Default replication type if not specified.")
|
|
mReadTimeout = cmdMaster.Flag.Int("readTimeout", 3, "connection read timeout in seconds")
|
|
mMaxCpu = cmdMaster.Flag.Int("maxCpu", 0, "maximum number of CPUs. 0 means all available CPUs")
|
|
garbageThreshold = cmdMaster.Flag.String("garbageThreshold", "0.3", "threshold to vacuum and reclaim spaces")
|
|
masterWhiteListOption = cmdMaster.Flag.String("whiteList", "", "comma separated Ip addresses having write permission. No limit if empty.")
|
|
//etcdCluster = cmdMaster.Flag.String("etcd", "", "comma separated etcd urls, e.g., http://localhost:4001, See github.com/coreos/go-etcd/etcd")
|
|
|
|
masterWhiteList []string
|
|
)
|
|
|
|
func runMaster(cmd *Command, args []string) bool {
|
|
if *mMaxCpu < 1 {
|
|
*mMaxCpu = runtime.NumCPU()
|
|
}
|
|
runtime.GOMAXPROCS(*mMaxCpu)
|
|
if *masterWhiteListOption != "" {
|
|
masterWhiteList = strings.Split(*masterWhiteListOption, ",")
|
|
}
|
|
|
|
r := mux.NewRouter()
|
|
weed_server.NewMasterServer(r, VERSION, *mport, *metaFolder,
|
|
*volumeSizeLimitMB, *mpulse, *confFile, *defaultRepType, *garbageThreshold, masterWhiteList,
|
|
)
|
|
|
|
glog.V(0).Infoln("Start Weed Master", VERSION, "at port", strconv.Itoa(*mport))
|
|
srv := &http.Server{
|
|
Addr: ":" + strconv.Itoa(*mport),
|
|
Handler: r,
|
|
ReadTimeout: time.Duration(*mReadTimeout) * time.Second,
|
|
}
|
|
e := srv.ListenAndServe()
|
|
if e != nil {
|
|
glog.Fatalf("Fail to start:%s", e)
|
|
}
|
|
return true
|
|
}
|