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117 lines
2.8 KiB
117 lines
2.8 KiB
// +build linux darwin
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package command
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import (
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"fmt"
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"os"
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"os/user"
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"runtime"
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"strconv"
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"strings"
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"time"
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"github.com/chrislusf/seaweedfs/weed/filesys"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/util"
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"github.com/seaweedfs/fuse"
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"github.com/seaweedfs/fuse/fs"
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)
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func runMount(cmd *Command, args []string) bool {
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fmt.Printf("This is SeaweedFS version %s %s %s\n", util.VERSION, runtime.GOOS, runtime.GOARCH)
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if *mountOptions.dir == "" {
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fmt.Printf("Please specify the mount directory via \"-dir\"")
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return false
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}
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if *mountOptions.chunkSizeLimitMB <= 0 {
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fmt.Printf("Please specify a reasonable buffer size.")
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return false
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}
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fuse.Unmount(*mountOptions.dir)
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// detect mount folder mode
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mountMode := os.ModeDir | 0755
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if fileInfo, err := os.Stat(*mountOptions.dir); err == nil {
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mountMode = os.ModeDir | fileInfo.Mode()
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}
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// detect current user
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uid, gid := uint32(0), uint32(0)
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if u, err := user.Current(); err == nil {
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if parsedId, pe := strconv.ParseUint(u.Uid, 10, 32); pe == nil {
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uid = uint32(parsedId)
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}
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if parsedId, pe := strconv.ParseUint(u.Gid, 10, 32); pe == nil {
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gid = uint32(parsedId)
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}
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}
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util.SetupProfiling(*mountCpuProfile, *mountMemProfile)
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c, err := fuse.Mount(
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*mountOptions.dir,
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fuse.VolumeName("SeaweedFS"),
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fuse.FSName("SeaweedFS"),
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fuse.Subtype("SeaweedFS"),
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fuse.NoAppleDouble(),
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fuse.NoAppleXattr(),
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fuse.NoBrowse(),
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fuse.AutoXattr(),
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fuse.ExclCreate(),
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fuse.DaemonTimeout("3600"),
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fuse.AllowOther(),
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fuse.AllowSUID(),
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fuse.DefaultPermissions(),
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fuse.MaxReadahead(1024*128),
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fuse.AsyncRead(),
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fuse.WritebackCache(),
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)
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if err != nil {
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glog.Fatal(err)
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return false
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}
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util.OnInterrupt(func() {
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fuse.Unmount(*mountOptions.dir)
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c.Close()
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})
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filerGrpcAddress, err := parseFilerGrpcAddress(*mountOptions.filer, *mountOptions.filerGrpcPort)
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if err != nil {
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glog.Fatal(err)
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return false
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}
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mountRoot := *mountOptions.filerMountRootPath
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if mountRoot != "/" && strings.HasSuffix(mountRoot, "/") {
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mountRoot = mountRoot[0 : len(mountRoot)-1]
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}
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err = fs.Serve(c, filesys.NewSeaweedFileSystem(&filesys.Option{
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FilerGrpcAddress: filerGrpcAddress,
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FilerMountRootPath: mountRoot,
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Collection: *mountOptions.collection,
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Replication: *mountOptions.replication,
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TtlSec: int32(*mountOptions.ttlSec),
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ChunkSizeLimit: int64(*mountOptions.chunkSizeLimitMB) * 1024 * 1024,
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DataCenter: *mountOptions.dataCenter,
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DirListingLimit: *mountOptions.dirListingLimit,
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EntryCacheTtl: 3 * time.Second,
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MountUid: uid,
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MountGid: gid,
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MountMode: mountMode,
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}))
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if err != nil {
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fuse.Unmount(*mountOptions.dir)
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}
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// check if the mount process has an error to report
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<-c.Ready
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if err := c.MountError; err != nil {
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glog.Fatal(err)
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}
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return true
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}
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