You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
274 lines
8.6 KiB
274 lines
8.6 KiB
//go:build linux || darwin
|
|
// +build linux darwin
|
|
|
|
package command
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"github.com/hanwen/go-fuse/v2/fuse"
|
|
"github.com/seaweedfs/seaweedfs/weed/glog"
|
|
"github.com/seaweedfs/seaweedfs/weed/mount"
|
|
"github.com/seaweedfs/seaweedfs/weed/mount/meta_cache"
|
|
"github.com/seaweedfs/seaweedfs/weed/mount/unmount"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb/filer_pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/pb/mount_pb"
|
|
"github.com/seaweedfs/seaweedfs/weed/security"
|
|
"github.com/seaweedfs/seaweedfs/weed/storage/types"
|
|
"google.golang.org/grpc/reflection"
|
|
"net"
|
|
"net/http"
|
|
"os"
|
|
"os/user"
|
|
"runtime"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/seaweedfs/seaweedfs/weed/util"
|
|
"github.com/seaweedfs/seaweedfs/weed/util/grace"
|
|
)
|
|
|
|
func runMount(cmd *Command, args []string) bool {
|
|
|
|
if *mountOptions.debug {
|
|
go http.ListenAndServe(fmt.Sprintf(":%d", *mountOptions.debugPort), nil)
|
|
}
|
|
|
|
grace.SetupProfiling(*mountCpuProfile, *mountMemProfile)
|
|
if *mountReadRetryTime < time.Second {
|
|
*mountReadRetryTime = time.Second
|
|
}
|
|
util.RetryWaitTime = *mountReadRetryTime
|
|
|
|
umask, umaskErr := strconv.ParseUint(*mountOptions.umaskString, 8, 64)
|
|
if umaskErr != nil {
|
|
fmt.Printf("can not parse umask %s", *mountOptions.umaskString)
|
|
return false
|
|
}
|
|
|
|
if len(args) > 0 {
|
|
return false
|
|
}
|
|
|
|
return RunMount(&mountOptions, os.FileMode(umask))
|
|
}
|
|
|
|
func RunMount(option *MountOptions, umask os.FileMode) bool {
|
|
|
|
// basic checks
|
|
chunkSizeLimitMB := *mountOptions.chunkSizeLimitMB
|
|
if chunkSizeLimitMB <= 0 {
|
|
fmt.Printf("Please specify a reasonable buffer size.")
|
|
return false
|
|
}
|
|
|
|
// try to connect to filer
|
|
filerAddresses := pb.ServerAddresses(*option.filer).ToAddresses()
|
|
util.LoadConfiguration("security", false)
|
|
grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client")
|
|
var cipher bool
|
|
var err error
|
|
for i := 0; i < 10; i++ {
|
|
err = pb.WithOneOfGrpcFilerClients(false, filerAddresses, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
|
|
resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
|
|
if err != nil {
|
|
return fmt.Errorf("get filer grpc address %v configuration: %v", filerAddresses, err)
|
|
}
|
|
cipher = resp.Cipher
|
|
return nil
|
|
})
|
|
if err != nil {
|
|
glog.V(0).Infof("failed to talk to filer %v: %v", filerAddresses, err)
|
|
glog.V(0).Infof("wait for %d seconds ...", i+1)
|
|
time.Sleep(time.Duration(i+1) * time.Second)
|
|
}
|
|
}
|
|
if err != nil {
|
|
glog.Errorf("failed to talk to filer %v: %v", filerAddresses, err)
|
|
return true
|
|
}
|
|
|
|
filerMountRootPath := *option.filerMountRootPath
|
|
|
|
// clean up mount point
|
|
dir := util.ResolvePath(*option.dir)
|
|
if dir == "" {
|
|
fmt.Printf("Please specify the mount directory via \"-dir\"")
|
|
return false
|
|
}
|
|
|
|
unmount.Unmount(dir)
|
|
|
|
// start on local unix socket
|
|
if *option.localSocket == "" {
|
|
mountDirHash := util.HashToInt32([]byte(dir))
|
|
if mountDirHash < 0 {
|
|
mountDirHash = -mountDirHash
|
|
}
|
|
*option.localSocket = fmt.Sprintf("/tmp/seaweedfs-mount-%d.sock", mountDirHash)
|
|
}
|
|
if err := os.Remove(*option.localSocket); err != nil && !os.IsNotExist(err) {
|
|
glog.Fatalf("Failed to remove %s, error: %s", *option.localSocket, err.Error())
|
|
}
|
|
montSocketListener, err := net.Listen("unix", *option.localSocket)
|
|
if err != nil {
|
|
glog.Fatalf("Failed to listen on %s: %v", *option.localSocket, err)
|
|
}
|
|
|
|
// detect mount folder mode
|
|
if *option.dirAutoCreate {
|
|
os.MkdirAll(dir, os.FileMode(0777)&^umask)
|
|
}
|
|
fileInfo, err := os.Stat(dir)
|
|
|
|
// collect uid, gid
|
|
uid, gid := uint32(0), uint32(0)
|
|
mountMode := os.ModeDir | 0777
|
|
if err == nil {
|
|
mountMode = os.ModeDir | os.FileMode(0777)&^umask
|
|
uid, gid = util.GetFileUidGid(fileInfo)
|
|
fmt.Printf("mount point owner uid=%d gid=%d mode=%s\n", uid, gid, mountMode)
|
|
} else {
|
|
fmt.Printf("can not stat %s\n", dir)
|
|
return false
|
|
}
|
|
|
|
// detect uid, gid
|
|
if uid == 0 {
|
|
if u, err := user.Current(); err == nil {
|
|
if parsedId, pe := strconv.ParseUint(u.Uid, 10, 32); pe == nil {
|
|
uid = uint32(parsedId)
|
|
}
|
|
if parsedId, pe := strconv.ParseUint(u.Gid, 10, 32); pe == nil {
|
|
gid = uint32(parsedId)
|
|
}
|
|
fmt.Printf("current uid=%d gid=%d\n", uid, gid)
|
|
}
|
|
}
|
|
|
|
// mapping uid, gid
|
|
uidGidMapper, err := meta_cache.NewUidGidMapper(*option.uidMap, *option.gidMap)
|
|
if err != nil {
|
|
fmt.Printf("failed to parse %s %s: %v\n", *option.uidMap, *option.gidMap, err)
|
|
return false
|
|
}
|
|
|
|
// Ensure target mount point availability
|
|
if isValid := checkMountPointAvailable(dir); !isValid {
|
|
glog.Fatalf("Target mount point is not available: %s, please check!", dir)
|
|
return true
|
|
}
|
|
|
|
serverFriendlyName := strings.ReplaceAll(*option.filer, ",", "+")
|
|
|
|
// mount fuse
|
|
fuseMountOptions := &fuse.MountOptions{
|
|
AllowOther: *option.allowOthers,
|
|
Options: option.extraOptions,
|
|
MaxBackground: 128,
|
|
MaxWrite: 1024 * 1024 * 2,
|
|
MaxReadAhead: 1024 * 1024 * 2,
|
|
IgnoreSecurityLabels: false,
|
|
RememberInodes: false,
|
|
FsName: serverFriendlyName + ":" + filerMountRootPath,
|
|
Name: "seaweedfs",
|
|
SingleThreaded: false,
|
|
DisableXAttrs: *option.disableXAttr,
|
|
Debug: *option.debug,
|
|
EnableLocks: false,
|
|
ExplicitDataCacheControl: false,
|
|
DirectMount: true,
|
|
DirectMountFlags: 0,
|
|
//SyncRead: false, // set to false to enable the FUSE_CAP_ASYNC_READ capability
|
|
EnableAcl: true,
|
|
}
|
|
if *option.nonempty {
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "nonempty")
|
|
}
|
|
if *option.readOnly {
|
|
if runtime.GOOS == "darwin" {
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "rdonly")
|
|
} else {
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "ro")
|
|
}
|
|
}
|
|
if runtime.GOOS == "darwin" {
|
|
// https://github-wiki-see.page/m/macfuse/macfuse/wiki/Mount-Options
|
|
ioSizeMB := 1
|
|
for ioSizeMB*2 <= *option.chunkSizeLimitMB && ioSizeMB*2 <= 32 {
|
|
ioSizeMB *= 2
|
|
}
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "daemon_timeout=600")
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "noapplexattr")
|
|
// fuseMountOptions.Options = append(fuseMountOptions.Options, "novncache") // need to test effectiveness
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "slow_statfs")
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, "volname="+serverFriendlyName)
|
|
fuseMountOptions.Options = append(fuseMountOptions.Options, fmt.Sprintf("iosize=%d", ioSizeMB*1024*1024))
|
|
}
|
|
|
|
// find mount point
|
|
mountRoot := filerMountRootPath
|
|
if mountRoot != "/" && strings.HasSuffix(mountRoot, "/") {
|
|
mountRoot = mountRoot[0 : len(mountRoot)-1]
|
|
}
|
|
|
|
seaweedFileSystem := mount.NewSeaweedFileSystem(&mount.Option{
|
|
MountDirectory: dir,
|
|
FilerAddresses: filerAddresses,
|
|
GrpcDialOption: grpcDialOption,
|
|
FilerMountRootPath: mountRoot,
|
|
Collection: *option.collection,
|
|
Replication: *option.replication,
|
|
TtlSec: int32(*option.ttlSec),
|
|
DiskType: types.ToDiskType(*option.diskType),
|
|
ChunkSizeLimit: int64(chunkSizeLimitMB) * 1024 * 1024,
|
|
ConcurrentWriters: *option.concurrentWriters,
|
|
CacheDirForRead: *option.cacheDirForRead,
|
|
CacheSizeMBForRead: *option.cacheSizeMBForRead,
|
|
CacheDirForWrite: *option.cacheDirForWrite,
|
|
DataCenter: *option.dataCenter,
|
|
Quota: int64(*option.collectionQuota) * 1024 * 1024,
|
|
MountUid: uid,
|
|
MountGid: gid,
|
|
MountMode: mountMode,
|
|
MountCtime: fileInfo.ModTime(),
|
|
MountMtime: time.Now(),
|
|
Umask: umask,
|
|
VolumeServerAccess: *mountOptions.volumeServerAccess,
|
|
Cipher: cipher,
|
|
UidGidMapper: uidGidMapper,
|
|
DisableXAttr: *option.disableXAttr,
|
|
})
|
|
|
|
// create mount root
|
|
mountRootPath := util.FullPath(mountRoot)
|
|
mountRootParent, mountDir := mountRootPath.DirAndName()
|
|
if err = filer_pb.Mkdir(seaweedFileSystem, mountRootParent, mountDir, nil); err != nil {
|
|
fmt.Printf("failed to create dir %s on filer %s: %v\n", mountRoot, filerAddresses, err)
|
|
return false
|
|
}
|
|
|
|
server, err := fuse.NewServer(seaweedFileSystem, dir, fuseMountOptions)
|
|
if err != nil {
|
|
glog.Fatalf("Mount fail: %v", err)
|
|
}
|
|
grace.OnInterrupt(func() {
|
|
unmount.Unmount(dir)
|
|
})
|
|
|
|
grpcS := pb.NewGrpcServer()
|
|
mount_pb.RegisterSeaweedMountServer(grpcS, seaweedFileSystem)
|
|
reflection.Register(grpcS)
|
|
go grpcS.Serve(montSocketListener)
|
|
|
|
seaweedFileSystem.StartBackgroundTasks()
|
|
|
|
glog.V(0).Infof("mounted %s%s to %v", *option.filer, mountRoot, dir)
|
|
glog.V(0).Infof("This is SeaweedFS version %s %s %s", util.Version(), runtime.GOOS, runtime.GOARCH)
|
|
|
|
server.Serve()
|
|
|
|
return true
|
|
}
|