mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-12-30 13:07:55 +08:00
9cd221cc33
other master nodes in comma separated ip:port list, example: 127.0.0.1:9333,127.0.0.1:9334 Add example to prompt ip:port list is split by ','
92 lines
3.4 KiB
Go
92 lines
3.4 KiB
Go
package main
|
|
|
|
import (
|
|
"net/http"
|
|
"os"
|
|
"runtime"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/chrislusf/seaweedfs/go/glog"
|
|
"github.com/chrislusf/seaweedfs/go/util"
|
|
"github.com/chrislusf/seaweedfs/go/weed/weed_server"
|
|
"github.com/gorilla/mux"
|
|
)
|
|
|
|
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")
|
|
masterIp = cmdMaster.Flag.String("ip", "localhost", "master <ip>|<server> address")
|
|
masterBindIp = cmdMaster.Flag.String("ip.bind", "0.0.0.0", "ip address to bind to")
|
|
metaFolder = cmdMaster.Flag.String("mdir", os.TempDir(), "data directory to store meta data")
|
|
masterPeers = cmdMaster.Flag.String("peers", "", "other master nodes in comma separated ip:port list, example: 127.0.0.1:9093,127.0.0.1:9094")
|
|
volumeSizeLimitMB = cmdMaster.Flag.Uint("volumeSizeLimitMB", 30*1000, "Master stops directing writes to oversized volumes.")
|
|
mpulse = cmdMaster.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats")
|
|
confFile = cmdMaster.Flag.String("conf", "/etc/weedfs/weedfs.conf", "Deprecating! xml configuration file")
|
|
defaultReplicaPlacement = cmdMaster.Flag.String("defaultReplication", "000", "Default replication type if not specified.")
|
|
mTimeout = cmdMaster.Flag.Int("idleTimeout", 10, "connection idle 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.")
|
|
masterSecureKey = cmdMaster.Flag.String("secure.secret", "", "secret to encrypt Json Web Token(JWT)")
|
|
|
|
masterWhiteList []string
|
|
)
|
|
|
|
func runMaster(cmd *Command, args []string) bool {
|
|
if *mMaxCpu < 1 {
|
|
*mMaxCpu = runtime.NumCPU()
|
|
}
|
|
runtime.GOMAXPROCS(*mMaxCpu)
|
|
if err := util.TestFolderWritable(*metaFolder); err != nil {
|
|
glog.Fatalf("Check Meta Folder (-mdir) Writable %s : %s", *metaFolder, err)
|
|
}
|
|
if *masterWhiteListOption != "" {
|
|
masterWhiteList = strings.Split(*masterWhiteListOption, ",")
|
|
}
|
|
|
|
r := mux.NewRouter()
|
|
ms := weed_server.NewMasterServer(r, *mport, *metaFolder,
|
|
*volumeSizeLimitMB, *mpulse, *confFile, *defaultReplicaPlacement, *garbageThreshold,
|
|
masterWhiteList, *masterSecureKey,
|
|
)
|
|
|
|
listeningAddress := *masterBindIp + ":" + strconv.Itoa(*mport)
|
|
|
|
glog.V(0).Infoln("Start Seaweed Master", util.VERSION, "at", listeningAddress)
|
|
|
|
listener, e := util.NewListener(listeningAddress, time.Duration(*mTimeout)*time.Second)
|
|
if e != nil {
|
|
glog.Fatalf("Master startup error: %v", e)
|
|
}
|
|
|
|
go func() {
|
|
time.Sleep(100 * time.Millisecond)
|
|
myMasterAddress := *masterIp + ":" + strconv.Itoa(*mport)
|
|
var peers []string
|
|
if *masterPeers != "" {
|
|
peers = strings.Split(*masterPeers, ",")
|
|
}
|
|
raftServer := weed_server.NewRaftServer(r, peers, myMasterAddress, *metaFolder, ms.Topo, *mpulse)
|
|
ms.SetRaftServer(raftServer)
|
|
}()
|
|
|
|
if e := http.Serve(listener, r); e != nil {
|
|
glog.Fatalf("Fail to serve: %v", e)
|
|
}
|
|
return true
|
|
}
|