mirror of
https://github.com/seaweedfs/seaweedfs.git
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106 lines
3.6 KiB
Go
106 lines
3.6 KiB
Go
package main
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import (
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"code.google.com/p/weed-fs/go/glog"
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"code.google.com/p/weed-fs/go/util"
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"code.google.com/p/weed-fs/go/weed/weed_server"
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"net/http"
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"os"
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"runtime"
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"strconv"
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"strings"
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"time"
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)
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func init() {
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cmdVolume.Run = runVolume // break init cycle
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}
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var cmdVolume = &Command{
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UsageLine: "volume -port=8080 -dir=/tmp -max=5 -ip=server_name -mserver=localhost:9333",
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Short: "start a volume server",
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Long: `start a volume server to provide storage spaces
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`,
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}
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var (
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vport = cmdVolume.Flag.Int("port", 8080, "http listen port")
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volumeFolders = cmdVolume.Flag.String("dir", os.TempDir(), "directories to store data files. dir[,dir]...")
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maxVolumeCounts = cmdVolume.Flag.String("max", "7", "maximum numbers of volumes, count[,count]...")
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ip = cmdVolume.Flag.String("ip", "", "ip or server name")
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publicIp = cmdVolume.Flag.String("publicIp", "", "Publicly accessible <ip|server_name>")
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bindIp = cmdVolume.Flag.String("ip.bind", "0.0.0.0", "ip address to bind to")
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masterNode = cmdVolume.Flag.String("mserver", "localhost:9333", "master server location")
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vpulse = cmdVolume.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats, must be smaller than or equal to the master's setting")
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vTimeout = cmdVolume.Flag.Int("idleTimeout", 10, "connection idle seconds")
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vMaxCpu = cmdVolume.Flag.Int("maxCpu", 0, "maximum number of CPUs. 0 means all available CPUs")
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dataCenter = cmdVolume.Flag.String("dataCenter", "", "current volume server's data center name")
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rack = cmdVolume.Flag.String("rack", "", "current volume server's rack name")
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volumeWhiteListOption = cmdVolume.Flag.String("whiteList", "", "comma separated Ip addresses having write permission. No limit if empty.")
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fixJpgOrientation = cmdVolume.Flag.Bool("images.fix.orientation", true, "Adjust jpg orientation when uploading.")
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volumeWhiteList []string
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)
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func runVolume(cmd *Command, args []string) bool {
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if *vMaxCpu < 1 {
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*vMaxCpu = runtime.NumCPU()
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}
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runtime.GOMAXPROCS(*vMaxCpu)
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folders := strings.Split(*volumeFolders, ",")
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maxCountStrings := strings.Split(*maxVolumeCounts, ",")
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maxCounts := make([]int, 0)
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for _, maxString := range maxCountStrings {
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if max, e := strconv.Atoi(maxString); e == nil {
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maxCounts = append(maxCounts, max)
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} else {
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glog.Fatalf("The max specified in -max not a valid number %s", maxString)
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}
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}
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if len(folders) != len(maxCounts) {
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glog.Fatalf("%d directories by -dir, but only %d max is set by -max", len(folders), len(maxCounts))
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}
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for _, folder := range folders {
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if err := util.TestFolderWritable(folder); err != nil {
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glog.Fatalf("Check Data Folder(-dir) Writable %s : %s", folder, err)
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}
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}
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if *publicIp == "" {
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if *ip == "" {
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*publicIp = "localhost"
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} else {
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*publicIp = *ip
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}
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}
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if *volumeWhiteListOption != "" {
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volumeWhiteList = strings.Split(*volumeWhiteListOption, ",")
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}
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r := http.NewServeMux()
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volumeServer := weed_server.NewVolumeServer(r, *ip, *vport, *publicIp, folders, maxCounts,
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*masterNode, *vpulse, *dataCenter, *rack, volumeWhiteList,
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*fixJpgOrientation,
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)
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listeningAddress := *bindIp + ":" + strconv.Itoa(*vport)
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glog.V(0).Infoln("Start Seaweed volume server", util.VERSION, "at", listeningAddress)
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listener, e := util.NewListener(listeningAddress, time.Duration(*vTimeout)*time.Second)
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if e != nil {
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glog.Fatalf(e.Error())
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}
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OnInterrupt(func() {
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volumeServer.Shutdown()
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})
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if e := http.Serve(listener, r); e != nil {
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glog.Fatalf("Fail to serve:%s", e.Error())
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}
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return true
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}
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