mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2024-01-19 02:48:24 +00:00
5ce6bbf076
glide has its own requirements. My previous workaround caused me some code checkin errors. Need to fix this.
92 lines
3.4 KiB
Go
92 lines
3.4 KiB
Go
package command
|
|
|
|
import (
|
|
"net/http"
|
|
"os"
|
|
"runtime"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/chrislusf/seaweedfs/weed/glog"
|
|
"github.com/chrislusf/seaweedfs/weed/server"
|
|
"github.com/chrislusf/seaweedfs/weed/util"
|
|
"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
|
|
}
|