mirror of
https://github.com/seaweedfs/seaweedfs.git
synced 2025-09-19 05:19:23 +08:00
remove dead code
This commit is contained in:
chrislu
236
weed/command/mount_std.go
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236
weed/command/mount_std.go
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@@ -0,0 +1,236 @@
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//go:build linux || darwin
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// +build linux darwin
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package command
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import (
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"context"
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"fmt"
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"github.com/chrislusf/seaweedfs/weed/glog"
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"github.com/chrislusf/seaweedfs/weed/mount"
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"github.com/chrislusf/seaweedfs/weed/mount/meta_cache"
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"github.com/chrislusf/seaweedfs/weed/mount/unmount"
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"github.com/chrislusf/seaweedfs/weed/pb"
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"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
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"github.com/chrislusf/seaweedfs/weed/security"
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"github.com/chrislusf/seaweedfs/weed/storage/types"
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"github.com/hanwen/go-fuse/v2/fuse"
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"net/http"
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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/util"
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"github.com/chrislusf/seaweedfs/weed/util/grace"
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)
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func runMount(cmd *Command, args []string) bool {
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if *mountOptions.debug {
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go http.ListenAndServe(fmt.Sprintf(":%d", *mountOptions.debugPort), nil)
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}
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grace.SetupProfiling(*mountCpuProfile, *mountMemProfile)
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if *mountReadRetryTime < time.Second {
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*mountReadRetryTime = time.Second
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}
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util.RetryWaitTime = *mountReadRetryTime
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umask, umaskErr := strconv.ParseUint(*mountOptions.umaskString, 8, 64)
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if umaskErr != nil {
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fmt.Printf("can not parse umask %s", *mountOptions.umaskString)
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return false
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}
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if len(args) > 0 {
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return false
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}
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return RunMount2(&mountOptions, os.FileMode(umask))
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}
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func RunMount2(option *MountOptions, umask os.FileMode) bool {
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// basic checks
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chunkSizeLimitMB := *mountOptions.chunkSizeLimitMB
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if 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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// try to connect to filer
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filerAddresses := pb.ServerAddresses(*option.filer).ToAddresses()
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util.LoadConfiguration("security", false)
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grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client")
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var cipher bool
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var err error
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for i := 0; i < 10; i++ {
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err = pb.WithOneOfGrpcFilerClients(false, filerAddresses, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
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resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
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if err != nil {
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return fmt.Errorf("get filer grpc address %v configuration: %v", filerAddresses, err)
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}
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cipher = resp.Cipher
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return nil
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})
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if err != nil {
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glog.V(0).Infof("failed to talk to filer %v: %v", filerAddresses, err)
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glog.V(0).Infof("wait for %d seconds ...", i+1)
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time.Sleep(time.Duration(i+1) * time.Second)
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}
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}
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if err != nil {
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glog.Errorf("failed to talk to filer %v: %v", filerAddresses, err)
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return true
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}
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filerMountRootPath := *option.filerMountRootPath
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// clean up mount point
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dir := util.ResolvePath(*option.dir)
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if 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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unmount.Unmount(dir)
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// detect mount folder mode
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if *option.dirAutoCreate {
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os.MkdirAll(dir, os.FileMode(0777)&^umask)
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}
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fileInfo, err := os.Stat(dir)
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// collect uid, gid
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uid, gid := uint32(0), uint32(0)
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mountMode := os.ModeDir | 0777
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if err == nil {
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mountMode = os.ModeDir | os.FileMode(0777)&^umask
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uid, gid = util.GetFileUidGid(fileInfo)
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fmt.Printf("mount point owner uid=%d gid=%d mode=%s\n", uid, gid, mountMode)
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} else {
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fmt.Printf("can not stat %s\n", dir)
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return false
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}
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// detect uid, gid
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if uid == 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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fmt.Printf("current uid=%d gid=%d\n", uid, gid)
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}
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}
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// mapping uid, gid
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uidGidMapper, err := meta_cache.NewUidGidMapper(*option.uidMap, *option.gidMap)
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if err != nil {
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fmt.Printf("failed to parse %s %s: %v\n", *option.uidMap, *option.gidMap, err)
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return false
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}
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// Ensure target mount point availability
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if isValid := checkMountPointAvailable(dir); !isValid {
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glog.Fatalf("Expected mount to still be active, target mount point: %s, please check!", dir)
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return true
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}
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// mount fuse
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fuseMountOptions := &fuse.MountOptions{
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AllowOther: *option.allowOthers,
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Options: nil,
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MaxBackground: 128,
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MaxWrite: 1024 * 1024 * 2,
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MaxReadAhead: 1024 * 1024 * 2,
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IgnoreSecurityLabels: false,
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RememberInodes: false,
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FsName: *option.filer + ":" + filerMountRootPath,
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Name: "seaweedfs",
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SingleThreaded: false,
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DisableXAttrs: false,
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Debug: *option.debug,
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EnableLocks: false,
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ExplicitDataCacheControl: false,
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DirectMount: true,
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DirectMountFlags: 0,
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//SyncRead: false, // set to false to enable the FUSE_CAP_ASYNC_READ capability
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//EnableAcl: true,
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}
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if *option.nonempty {
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fuseMountOptions.Options = append(fuseMountOptions.Options, "nonempty")
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}
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if *option.readOnly {
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if runtime.GOOS == "darwin" {
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fuseMountOptions.Options = append(fuseMountOptions.Options, "rdonly")
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} else {
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fuseMountOptions.Options = append(fuseMountOptions.Options, "ro")
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}
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}
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if runtime.GOOS == "darwin" {
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// https://github-wiki-see.page/m/macfuse/macfuse/wiki/Mount-Options
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ioSizeMB := 1
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for ioSizeMB*2 <= *option.chunkSizeLimitMB && ioSizeMB*2 <= 32 {
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ioSizeMB *= 2
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}
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fuseMountOptions.Options = append(fuseMountOptions.Options, "daemon_timeout=600")
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fuseMountOptions.Options = append(fuseMountOptions.Options, "noapplexattr")
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// fuseMountOptions.Options = append(fuseMountOptions.Options, "novncache") // need to test effectiveness
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fuseMountOptions.Options = append(fuseMountOptions.Options, "slow_statfs")
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fuseMountOptions.Options = append(fuseMountOptions.Options, "volname="+*option.filer)
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fuseMountOptions.Options = append(fuseMountOptions.Options, fmt.Sprintf("iosize=%d", ioSizeMB*1024*1024))
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}
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// find mount point
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mountRoot := 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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seaweedFileSystem := mount.NewSeaweedFileSystem(&mount.Option{
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MountDirectory: dir,
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FilerAddresses: filerAddresses,
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GrpcDialOption: grpcDialOption,
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FilerMountRootPath: mountRoot,
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Collection: *option.collection,
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Replication: *option.replication,
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TtlSec: int32(*option.ttlSec),
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DiskType: types.ToDiskType(*option.diskType),
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ChunkSizeLimit: int64(chunkSizeLimitMB) * 1024 * 1024,
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ConcurrentWriters: *option.concurrentWriters,
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CacheDir: *option.cacheDir,
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CacheSizeMB: *option.cacheSizeMB,
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DataCenter: *option.dataCenter,
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MountUid: uid,
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MountGid: gid,
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MountMode: mountMode,
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MountCtime: fileInfo.ModTime(),
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MountMtime: time.Now(),
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Umask: umask,
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VolumeServerAccess: *mountOptions.volumeServerAccess,
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Cipher: cipher,
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UidGidMapper: uidGidMapper,
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})
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server, err := fuse.NewServer(seaweedFileSystem, dir, fuseMountOptions)
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if err != nil {
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glog.Fatalf("Mount fail: %v", err)
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}
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grace.OnInterrupt(func() {
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unmount.Unmount(dir)
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})
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seaweedFileSystem.StartBackgroundTasks()
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fmt.Printf("This is SeaweedFS version %s %s %s\n", util.Version(), runtime.GOOS, runtime.GOARCH)
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server.Serve()
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return true
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}
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